CN108100010B - Baby handcart capable of being drawn close for two times - Google Patents
Baby handcart capable of being drawn close for two times Download PDFInfo
- Publication number
- CN108100010B CN108100010B CN201711419910.3A CN201711419910A CN108100010B CN 108100010 B CN108100010 B CN 108100010B CN 201711419910 A CN201711419910 A CN 201711419910A CN 108100010 B CN108100010 B CN 108100010B
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- China
- Prior art keywords
- support rod
- handle
- seat frame
- rotary support
- seat
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 105
- 229910052742 iron Inorganic materials 0.000 claims description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 6
- 235000000396 iron Nutrition 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 210000001364 upper extremity Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/086—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis becoming smaller in all three dimensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/20—Handle bars; Handles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a baby handcart capable of being drawn together for the second time, which comprises: the support comprises a handle assembly, a support rod assembly, a seat frame, a front foot assembly, a rear foot assembly and a rotary support rod assembly; the left, right and upper sides of the front rotary support rod are respectively provided with a locking mechanism, and when the locking mechanism is pressed, the left and right sides of the handle rotary support rod, the right and left sides of the rear rotary support rod and the left side of the rear rotary support rod and the right and left sides of the front rotary support rod can rotate with each other. The folding cart is improved aiming at the defects of the prior art, and can be folded and closed in one direction and then folded and closed in the other direction, so that the volume of the folding cart is greatly reduced, and the folding cart is convenient to use and carry; and the structure of the joint part of the vehicle is relatively simple, and the vehicle is convenient to install and replace.
Description
Technical Field
The invention belongs to the field of daily necessities, and relates to a baby handcart capable of being drawn close for the second time.
Background
The baby trolley is more and more popular among parents in the society, along with the wide use of the trolley, the requirements of users on the portability of the baby trolley are higher and higher, and many trolleys on the market have folding functions, but most of the trolleys can only be folded and closed in one direction, the volume of the folded and closed trolleys is larger, the carrying is inconvenient, and the requirements of users are not met.
Disclosure of Invention
The invention aims to: in order to overcome the defects of the prior art, the baby handcart capable of being drawn close for the second time is particularly provided, so that the volume of the handcart after being folded is greatly reduced.
The technical scheme is as follows:
A stroller for a two-time collapsible stroller, comprising: the support comprises a handle assembly, a support rod assembly, a seat frame, a front foot assembly, a rear foot assembly and a rotary support rod assembly; the support rod assembly, the front foot assembly and the rear foot assembly are two symmetrical groups and are respectively positioned at two sides of the handle assembly; the handle assembly comprises a left handle rotary supporting rod, a right handle rotary supporting rod, a handle telescopic button and a handle; the support rod assembly comprises a handle upper pipe, a handle lower pipe, an upper support rod, a backrest support rod, a vehicle collecting button and a handle pipe connecting piece; the seat frame comprises a seat frame supporting pipe, a seat frame supporting pipe connecting piece, seat flat iron, seat supporting flat iron, seat movable flat iron, a seat frame locking piece and a seat frame movable piece; the front foot assembly comprises a front foot supporting rod and a front wheel set, and the front wheel set is connected under the front foot supporting rod; the rear foot assembly comprises a rear foot supporting rod, a rear foot folding rod and a rear wheel set, wherein the rear foot supporting rod is rotationally connected with the rear foot folding rod, and the rear wheel set is connected under the rear foot folding rod; the rotary support rod assembly comprises a front rotary support rod right, a front rotary support rod left, a rear rotary support rod right and a rear rotary support rod left; a pedal belt is connected between the front foot support rods, and the pedal belt can be deformed in a telescopic way; the locking mechanisms are arranged on the left side of the handle rotating support rod, the right side of the rear rotating support rod and the upper right side of the front rotating support rod, and when the locking mechanism is pressed, the handle rotating support rod and the right side of the handle rotating support rod, the right side of the rear rotating support rod and the left side of the rear rotating support rod, and the right side of the front rotating support rod and the left side of the front rotating support rod can rotate mutually.
In the handle assembly, the left and right of the handle rotary support rod are respectively and rotatably connected with the left and right handles of the trolley frame, the left and right of the handle rotary support rod are rotatably connected, and the connection point of the left and right handles of the handle rotary support rod are not in the center position, so that the limit function is realized;
In the support rod assembly, the handle pipe connecting piece is fixedly connected to the upper end of the handle lower pipe, the vehicle collecting button is in sliding connection with the handle pipe connecting piece, the handle upper pipe is connected with the handle lower pipe into a telescopic sliding relationship through the handle pipe connecting piece, the handle lower pipe is fixedly connected with a software fixing seat, a software hanging buckle is buckled on the software fixing seat, and the software fixing seat and the software hanging buckle are used for connecting a software cloth cover of a handcart; the lower handle pipe is fixedly connected with the vehicle-collecting joint seat, the upper support rod and the backrest support rod are rotatably connected with the vehicle-collecting joint seat, and the other ends of the upper support rod and the backrest support rod are rotatably connected with the rear foot support rod;
In the seat frame, the seat frame supporting tube is fixedly connected with a seat frame supporting tube connecting piece, four seat frame supporting tubes are rotatably connected with a left seat frame supporting tube and a right seat frame supporting tube in a two-by-two combination mode, two seat frame supporting tubes are rotatably connected between two seat frame supporting tubes in a two-by-two combination mode, the seat frame supporting tubes are vertically rotatably connected with seat frame movable flat iron between connecting points of two seat frame flat iron rotating connection in a two-by-two combination mode, one end of the seat frame movable flat iron, which is close to the front, is fixedly connected with a seat frame locking piece, the seat frame movable piece is slidably connected with the seat frame movable flat iron, the seat frame supporting flat iron is rotatably connected with a seat frame movable piece, the other end of the seat frame supporting tube connecting piece is rotatably connected with a seat frame connecting piece, the seat frame connecting piece is rotatably connected with a rear foot supporting rod, the other end of the seat frame connecting piece is rotatably connected with one end of a front foot connecting piece, and the front foot connecting piece is rotatably connected with a front foot supporting rod; the seat frame locking piece is structurally provided with a convex and plastic unlocking button, when the trolley frame is unfolded normally, the seat frame locking piece is fastened with the seat frame movable piece, and when the trolley needs to be folded and closed in the second direction, the unlocking button on the seat frame locking piece is pressed to unlock the seat frame locking piece and the seat frame movable piece;
In the rotary support rod assembly, the right of the front rotary support rod is rotationally connected with the right front foot support rod, the left of the front rotary support rod is rotationally connected with the left front foot support rod, the right of the front rotary support rod is rotationally connected with the left of the front rotary support rod, the right of the rear rotary support rod is rotationally connected with the right rear foot support rod, the left of the rear rotary support rod is rotationally connected with the left rear foot support rod, and the right of the rear rotary support rod is rotationally connected with the left of the rear rotary support rod; the connection point of the right of the front rotary support rod and the left of the front rotary support rod and the connection point of the right of the rear rotary support rod and the left of the rear rotary support rod are not in the center position, and the limiting effect is achieved.
Preferably, the handle lower tube is connected with the vehicle receiving joint spring fixing piece, and the handle lower tube is fixed with the vehicle receiving joint spring fixing piece through a screw; the vehicle-collecting joint seat is rotationally connected with the vehicle-collecting joint locking piece through a vehicle-collecting joint locking piece rotating pin, one end of the vehicle-collecting joint locking piece is sleeved with a vehicle-collecting joint piece connecting piece, the connection between the vehicle-collecting joint locking piece and the vehicle-collecting joint piece connecting piece is fixed through a steel rope head of a vehicle-collecting steel rope, a spring is connected between the vehicle-collecting joint piece connecting piece and the vehicle-collecting joint spring fixing piece, and the vehicle-collecting steel rope penetrates through the spring; the upper support rod is fixedly connected with the locking pin of the vehicle collecting joint; the vehicle-collecting joint cover is adhered to the outer side of the vehicle-collecting joint seat by glue, so that rivets on the vehicle-collecting joint seat are blocked, and the appearance of the vehicle frame is attractive;
When the car collecting steel rope is pulled upwards, the car collecting joint locking piece and the car collecting joint locking piece connecting piece are pulled upwards, the car collecting joint locking piece rotates around the car collecting joint locking piece rotating pin, the spring is compressed, and the car collecting joint locking piece and the car collecting joint locking pin are separated, so that the upper support rod and the car collecting joint seat can rotate, and the car can be collected; when the car-collecting steel rope is loosened, the car-collecting joint locking piece is reset under the action of the spring.
Preferably, the rear foot supporting rod and the rear foot folding locking piece are rotationally connected through a rear foot folding locking piece rotating pin, and a rear foot folding fixing spring is arranged between the rear foot folding locking piece and the rear foot supporting rod; the rear foot supporting rod is internally provided with a sliding groove, the sliding groove is provided with a rear foot folding movable piece, the sliding groove is also connected with a rear foot folding return spring, and the rear foot folding movable piece is also attached to a rear foot folding locking piece; the rear foot support rod is also provided with a rear foot support rod cover, the rear foot support rod cover is attached to the rear foot folding movable piece, the rear foot support rod cover structure is provided with an open slot, and a button on the rear foot folding movable piece structure is exposed outside through the open slot on the rear foot support rod cover; the rear foot folding rod is fixedly connected with a rear foot folding locking pin; the large joint cover is adhered to the outer side of the upper end of the rear foot supporting rod by glue, and the purpose is to block the rivet on the outer side of the upper end of the rear foot supporting rod, so that the appearance of the frame is more attractive.
When the button on the rear foot folding movable piece is pulled upwards, one end of the rear foot folding movable piece presses down the rear foot folding locking piece, the rear foot folding locking piece rotates around the rear foot folding locking piece rotating pin, the rear foot folding locking piece is separated from the rear foot folding locking pin, and accordingly the rear foot folding rod and the rear foot supporting rod can rotate, and accordingly the rear foot folding rod and the rear foot supporting rod are folded to be close to an optimal state.
Preferably, the baby handcart capable of being drawn close to the car for the second time is characterized in that the handle pipe connecting piece is further rotationally connected with a lower roof seat and an upper roof seat, the lower roof seat and the upper roof seat can rotate mutually, an upper roof iron wire is connected to the upper roof seat, a lower roof iron wire is connected to the lower roof seat, and the upper roof iron wire and the lower roof iron wire have certain elasticity.
Preferably, the baby handcart capable of being drawn close for the second time further comprises a pedal belt fixing block and a large joint reinforcing flat iron, wherein the pedal belt fixing block is fixedly connected to the front foot supporting rod, and the pedal belt is fixedly connected to the left pedal belt fixing block and the right pedal belt fixing block; the large joint reinforcing flat iron is fixedly connected to the inner side of the upper end of the rear foot supporting rod, so that the strength of the inner side of the upper end of the rear foot supporting rod is enhanced.
The invention has the beneficial effects that: aiming at the defects of the prior art, the invention provides the baby handcart capable of being folded for the second time, which can be folded for the second time in one direction and folded for the other direction, thus greatly reducing the volume of the handcart after being folded and being convenient to use and carry; and the structure of the joint part of the vehicle is relatively simple, and the vehicle is convenient to install and replace.
Drawings
FIG. 1 is a front perspective view of a stroller in accordance with the present invention;
FIG. 2 is a rear perspective view of the stroller of the present invention;
FIG. 3 is a front view of the stroller of the present invention;
FIG. 4 is a side view of the stroller of the present invention;
FIG. 5 is a front perspective view of the stroller mount of the present invention;
FIG. 6 is a schematic plan view of the stroller seat frame of the present invention;
FIG. 7 is an enlarged schematic view of FIG. 4 at C;
FIG. 8 is an enlarged schematic view of FIG. 4 at B;
FIG. 9 is a schematic view of a semi-collapsed stroller (i.e., a collapsed first orientation) according to the present invention;
FIG. 10 is a schematic view of the stroller in a first orientation with the stroller fully folded;
FIG. 11 is a schematic front view of the stroller in a second folded condition;
fig. 12 is a rear view schematically showing a second direction folded state of the stroller according to the present invention.
Wherein, 1-handle rotating support rod left, 2-handle telescopic button, 3-handle, 4-handle upper tube, 5-vehicle collecting button, 6-handle tube connecting piece, 7-handle lower tube, 8-vehicle collecting joint cover, 9-upper support rod, 10-backrest support rod, 11-large joint cover, 12-rear foot support rod, 13-rear foot folding rod, 14-rear wheel set, 15-front foot support rod, 16-front wheel set, 17-front rotating support rod right, 18-front rotating support rod left, 19-pedal belt, 20-pedal belt fixing block, 21-front foot connecting piece, 22-large joint reinforcing flat iron, 23-seat frame connecting piece, 24-seat frame supporting tube, 25-vehicle collecting joint seat, 26-roof lower seat, 27-roof lower iron wire, 28-roof upper seat, 29-roof upper iron wire, 30-rear rotating support rod left, 31-rear rotating support rod right, front pedal belt and rear pedal belt the device comprises a 32-software fixing seat, a 33-software hanging buckle, a 34-handle rotating support rod right, a 2401-seat flat iron, a 2402-seat frame locking piece, a 2403-seat frame moving piece, a 2404-seat frame moving flat iron, a 2405-seat frame supporting flat iron, a 2406-seat frame supporting tube connecting piece, a 1201-back foot support rod cover, a 1202-back foot folding return spring, a 1203-back foot folding moving piece, a 1204-back foot folding fixing spring, a 1205-back foot folding locking piece rotating pin, a 1206-back foot folding locking piece, a 1207-back foot folding locking pin, a 1208-button, a 2501-collecting joint piece connecting piece, a 2502-collecting joint spring fixing piece, a 2503-collecting steel rope, a 2504-collecting joint locking pin, a 2505-collecting joint locking piece, a 2506-collecting joint locking piece rotating pin and a 2507-spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, a stroller capable of being drawn together for a second time, comprising: the support comprises a handle assembly, a support rod assembly, a seat frame, a front foot assembly, a rear foot assembly and a rotary support rod assembly; the support rod assembly, the front foot assembly and the rear foot assembly are two symmetrical groups and are respectively positioned at two sides of the handle assembly; the handle assembly comprises a handle rotary supporting rod left 1, a handle rotary supporting rod right 34, a handle telescopic button 2 and a handle 3; the support rod assembly comprises a handle upper tube 4, a handle lower tube 7, an upper support rod 9, a backrest support rod 10, a vehicle collecting button 5 and a handle tube connecting piece 6; the seat frame comprises a seat frame supporting tube 24, a seat frame supporting tube connecting piece 2406, a seat flat iron 2401, a seat support flat iron 2405, a seat movable flat iron 2404, a seat frame locking piece 2402 and a seat frame movable piece 2403; the front foot assembly comprises a front foot supporting rod 15 and a front wheel set 16, and the front wheel set 16 is connected below the front foot supporting rod 15; the rear foot assembly comprises a rear foot supporting rod 12, a rear foot folding rod 13 and a rear wheel set 14, wherein the rear foot supporting rod 12 is rotationally connected with the rear foot folding rod 13, and the rear wheel set 14 is connected under the rear foot folding rod 13; the rotary support rod assembly comprises a front rotary support rod right 17, a front rotary support rod left 18, a rear rotary support rod right 31 and a rear rotary support rod left 30; a pedal belt 19 is connected between the front foot support rods 15, and the pedal belt 19 can stretch and deform; the left handle rotating support rod 1, the right rear rotating support rod 31 and the right front rotating support rod 17 are all provided with locking mechanisms, and when the locking mechanisms are pressed, the left handle rotating support rod 1 and the right handle rotating support rod 34, the right rear rotating support rod 31 and the left rear rotating support rod 30, the right front rotating support rod 17 and the left front rotating support rod 18 can rotate mutually.
In the handle assembly, the left handle rotary support rod 1 and the right handle rotary support rod 34 are respectively and rotatably connected with the left handle 3 and the right handle 3 of the trolley frame, the left handle rotary support rod 1 and the right handle rotary support rod 34 are rotatably connected, and the connection point of the left handle rotary support rod 1 and the left handle 3 and the connection point of the left handle rotary support rod 1 and the right handle rotary support rod 34 are not in the central position and play a limiting role;
In the support rod assembly, the handle pipe connecting piece 6 is fixedly connected to the upper end of the handle lower pipe 7, the vehicle collecting button 5 is in sliding connection with the handle pipe connecting piece 6, the handle upper pipe 4 is connected with the handle lower pipe 7 into a telescopic sliding relationship through the handle pipe connecting piece 6, the handle lower pipe 7 is fixedly connected with a software fixing seat 32, the software fixing seat 32 is buckled with a software hanging buckle 33, and the software fixing seat 32 and the software hanging buckle 33 are used for connecting a software cloth cover of a handcart; the handle lower tube 7 is fixedly connected with the vehicle-collecting joint seat 25, the upper support rod 9 and the backrest support rod 10 are rotatably connected with the vehicle-collecting joint seat 25, and the other ends of the upper support rod 9 and the backrest support rod 10 are rotatably connected with the rear foot support rod 12;
As shown in fig. 5 to 6, in the seat frame, the seat frame support tube 24 is fixedly connected with a seat frame support tube connecting piece 2406, two pairs of four seat frame support tubes 2401 are rotatably connected with two left and right seat frame support tubes 24, two seat frame support tubes 2401 of two pairs of seat frame support tubes 2401 are rotatably connected, the seat frame movable flat iron 2404 is vertically rotatably connected between connection points of two seat frame support tubes 2401 of two pairs of seat frame support tubes 2401, one end of the seat frame movable flat iron 2404 close to the front is fixedly connected with a seat frame locking piece 2402, a seat frame movable piece 2403 is slidably connected with the seat frame movable flat iron 2404, a seat frame support flat iron 2405 is rotatably connected with a seat frame movable piece 2403, the other end of the seat frame support flat iron 2405 is rotatably connected with connection points of the seat frame support tube 2401 and the seat frame support tube 24, the seat frame connecting piece 2406 is rotatably connected with the seat frame 23, the connection piece 23 is rotatably connected with the rear leg support rod 12, the other end of the connection piece 23 is rotatably connected with one end of the front leg connection piece 21, and the front leg connection piece 21 is rotatably connected with the front leg connection piece 15; the seat frame locking member 2402 is structurally provided with a convex and plastic unlocking button 2408, when the trolley frame is normally unfolded, the seat frame locking member 2402 is fastened with the seat frame movable member 2403, and when the trolley needs to be folded and closed in the second direction, the unlocking button 2408 on the seat frame locking member 2402 is pressed to unlock the seat frame locking member 2402 and the seat frame movable member 2403;
As shown in fig. 2, in the rotary support rod assembly, the front rotary support rod right 17 is rotatably connected with the front foot support rod 15 on the right, the front rotary support rod left 18 is rotatably connected with the front foot support rod 15 on the left, the front rotary support rod right 17 is rotatably connected with the front rotary support rod left 18, the rear rotary support rod right 31 is rotatably connected with the rear foot support rod 12 on the right, the rear rotary support rod left 30 is rotatably connected with the rear foot support rod 12 on the left, and the rear rotary support rod right 31 is rotatably connected with the rear rotary support rod left 30; the connection point of the front rotary support rod right 17 and the front rotary support rod left 18 and the connection point of the rear rotary support rod right 31 and the rear rotary support rod left 30 are not in the center position, and the limiting function is achieved.
As shown in fig. 7, the handle lower tube 7 is internally connected with a vehicle collecting joint spring fixing piece 2502, and the handle lower tube 7 and the vehicle collecting joint spring fixing piece 2502 are fixed by screws; the vehicle-collecting joint seat 25 is rotatably connected with the vehicle-collecting joint locking piece 2505 through a vehicle-collecting joint locking piece rotating pin 2506, one end of the vehicle-collecting joint locking piece 2505 is sleeved with a vehicle-collecting joint piece connecting piece 2501, the connection between the vehicle-collecting joint locking piece 2505 and the vehicle-collecting joint piece connecting piece 2501 is fixed through a steel rope head of a vehicle-collecting steel rope 2503, a spring 2507 is connected between the vehicle-collecting joint piece connecting piece 2501 and a vehicle-collecting joint spring fixing piece 2502, and the vehicle-collecting steel rope 2503 penetrates through the spring 2507; the upper support rod 9 is fixedly connected with the vehicle collecting joint locking pin 2504; the vehicle-collecting joint cover 8 is adhered to the outer side of the vehicle-collecting joint seat by glue, and aims to block rivets on the vehicle-collecting joint seat, so that the appearance of the vehicle frame is attractive.
When the retracting steel rope 2503 is pulled upwards, the retracting joint locking piece 2505 and the retracting joint piece connecting piece 2501 are pulled upwards, the retracting joint locking piece 2505 rotates around the retracting joint locking piece rotating pin 2506, the spring 2507 is compressed, the retracting joint locking piece 2505 is separated from the retracting joint locking pin 2504, and therefore the upper supporting rod 9 and the retracting joint seat 25 can rotate, and accordingly a vehicle can be retracted; when the retraction cable 2503 is released, the retraction knuckle lock tab 2505 is reset by the spring 2507.
As shown in fig. 8, the rear leg support rod 12 and the rear leg folding locking piece 1206 are rotatably connected by a rear leg folding locking piece rotation pin 1205, and a rear leg folding fixing spring 1204 is installed between the rear leg folding locking piece 1206 and the rear leg support rod 12; a sliding groove is formed in the inner structure of the rear foot supporting rod 12, a rear foot folding movable part 1203 is arranged on the sliding groove, the rear foot folding movable part 1203 is further connected with a rear foot folding return spring 1202 on the sliding groove, and the rear foot folding movable part 1203 is further attached to a rear foot folding locking piece 1206; the rear foot supporting rod 12 is also provided with a rear foot supporting rod cover 1201, the rear foot supporting rod cover 1201 is attached to the rear foot folding movable piece 1203, the rear foot supporting rod cover 1201 is structurally provided with an open slot, and a button 1208 on the rear foot folding movable piece 1203 is exposed outside through the open slot on the rear foot supporting rod cover 1201; the rear foot folding rod 13 is fixedly connected with a rear foot folding locking pin 1207; the large joint cover 11 is adhered to the outer side of the upper end of the rear foot supporting rod by glue, and the purpose is to block the rivet on the outer side of the upper end of the rear foot supporting rod, so that the appearance of the frame is more attractive.
When the button 1208 on the rear foot folding movable member 1203 is pulled upward, the rear foot folding movable member 1203 presses down one end of the rear foot folding lock piece 1206, the rear foot folding lock piece 1206 rotates around the rear foot folding lock piece rotation pin 1205, the rear foot folding lock piece 1206 is disengaged from the rear foot folding lock pin 1207, and thus the rear foot folding lever 13 and the rear foot supporting lever 12 can rotate, and the rear foot folding lever 13 and the rear foot supporting lever 12 fold close to each other to an optimal state.
As shown in fig. 1, in the baby stroller capable of being drawn together for the second time, the handle tube connecting piece 6 is further rotatably connected with a lower roof support 26 and an upper roof support 28, the lower roof support 26 and the upper roof support 28 can rotate relative to each other, the upper roof support 28 is connected with an upper roof iron wire 29, the lower roof support 26 is connected with a lower roof iron wire 27, and the upper roof iron wire 29 and the lower roof iron wire 27 have a certain elasticity.
The baby handcart capable of being drawn close for the second time further comprises a pedal belt fixing block 20 and a large joint reinforcing flat iron 22, wherein the pedal belt fixing block 20 is fixedly connected to the front foot supporting rod 15, and the pedal belt 19 is fixedly connected to the left pedal belt fixing block and the right pedal belt fixing block 20; the large joint reinforcing flat iron 22 is fixedly connected to the inner side of the upper end of the rear foot supporting rod 12, so that the strength of the inner side of the upper end of the rear foot supporting rod 12 is enhanced.
The embodiment of the invention also discloses a using method of the baby handcart capable of being drawn together secondarily, which comprises the following steps:
(one) folding in a first direction: when the telescopic handle button 2 is pressed, the upper handle pipe 4 and the lower handle pipe 7 are unlocked, the upper handle pipe 4 slides downwards in the lower handle pipe 7, the handle 3 and the upper handle pipe 4 slide to the limit position, the folding handle button 5 is pulled upwards, the folding joint seat 25 is unlocked, the upper support rod 9, the backrest support rod 10 and the lower handle pipe 7 rotate mutually, the upper support rod 9, the backrest support rod 10 and the rear support rod 12 rotate simultaneously, the rotation of the backrest support rod 10 rotates the seat support pipe 24, the seat support pipe 24 rotates the seat support connecting piece 23 around the rear support rod 12, the seat support connecting piece 23 rotates simultaneously to drive the front foot connecting piece 21 and the front foot support rod 15 to rotate, the front foot support rod 15 is close to the rear support rod 12, the rear foot folding rod 13 is unlocked firstly, the rear foot folding rod 13 rotates around the rear support rod 12 to the most close state, then the front foot support rod 15 and the rear support rod 12 are further close to each other, and the frame components are in an optimal folding state (as shown in fig. 9-10) when the frame connecting pieces are mutually folded.
(II) folding in the second direction is closed: after the folding in the first direction is completed, standing and placing, firstly, pressing a locking mechanism on the left 1, right 31 and right 17 of the front rotary support rod to unlock, and then pressing an unlocking button 2408 on the seat frame locking member 2402 to unlock the seat frame locking member 2402 and the seat frame movable member 2403, lifting the seat frame locking member 2402 upwards to enable the seat movable flat iron 2404 to move upwards, simultaneously enabling two groups of seat flat irons 2401 to rotate, the seat frame movable member 2403 to slide on the seat movable flat iron 2404 and the seat support flat iron 2405 to rotate, simultaneously enabling the right 17 of the front rotary support rod to rotate with the left 18 of the front rotary support rod, the right 31 of the rear rotary support rod to rotate with the left 18 of the front rotary support rod, and enabling the left 1 of the handle rotary support rod and the right 34 of the handle rotary support rod to rotate, so that support rod assemblies on the left and the right sides are close to each other in the middle to a folding optimal state, and the folding volume is minimum; the connection point of the left 1 of the handle rotary support rod and the handle 3 on the left and the connection point of the left 1 of the handle rotary support rod and the right 34 of the handle rotary support rod are not in the center position, so that the limit function is realized, and the rotation direction of the left 1 of the handle rotary support rod is unique when the handcart is folded and closed in the second direction; the connection point of the front rotary support rod right 17 and the front rotary support rod left 18 and the connection point of the rear rotary support rod right 31 and the rear rotary support rod left 30 are not in the center position, so that the limit function is achieved, and the rotation direction of the front rotary support rod and the rear rotary support rod is unique when the handcart is folded and closed in the second direction (as shown in figures 11-12).
The foregoing description is only of preferred embodiments of the invention and is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (8)
1. A stroller for a stroller capable of being drawn together for a second time, comprising: the support comprises a handle assembly, a support rod assembly, a seat frame, a front foot assembly, a rear foot assembly and a rotary support rod assembly; the support rod assembly, the front foot assembly and the rear foot assembly are two symmetrical groups and are respectively positioned at two sides of the handle assembly; the handle assembly comprises a handle rotary supporting rod left (1), a handle rotary supporting rod right (34), a handle telescopic button (2) and a handle (3); the support rod assembly comprises a handle upper pipe (4), a handle lower pipe (7), an upper support rod (9), a backrest support rod (10), a vehicle collecting button (5) and a handle pipe connecting piece (6); the seat frame comprises a seat frame supporting tube (24), a seat frame supporting tube connecting piece (2406), seat position flat iron (2401), seat position supporting flat iron (2405), seat position movable flat iron (2404), a seat frame locking piece (2402) and a seat frame movable piece (2403); the front foot assembly comprises a front foot supporting rod (15) and a front wheel set (16), and the front wheel set (16) is connected under the front foot supporting rod (15); the rear foot assembly comprises a rear foot supporting rod (12), a rear foot folding rod (13) and a rear wheel set (14), wherein the rear foot supporting rod (12) is rotationally connected with the rear foot folding rod (13), and the rear wheel set (14) is connected under the rear foot folding rod (13); the rotary support rod assembly comprises a front rotary support rod right (17), a front rotary support rod left (18), a rear rotary support rod right (31) and a rear rotary support rod left (30); a pedal belt (19) is connected between the front foot support rods (15), and the pedal belt (19) can stretch and deform; the left (1) of the handle rotary support rod, the right (31) of the rear rotary support rod and the right (17) of the front rotary support rod are all provided with locking mechanisms, and when the locking mechanisms are pressed, the left (1) of the handle rotary support rod, the right (34) of the handle rotary support rod, the right (31) of the rear rotary support rod, the left (30) of the rear rotary support rod, the right (17) of the front rotary support rod and the left (18) of the front rotary support rod can rotate mutually;
In the seat frame, seat frame supporting pipes (24) are fixedly connected with seat frame supporting pipe connecting pieces (2406), four seat frame supporting pipes (2401) are rotationally connected with left seat frame supporting pipes and right seat frame supporting pipes (24) in a pair-by-pair mode, two seat frame supporting pipes (2401) in the pair-by-pair mode are rotationally connected, the seat frame supporting pipes (2404) are vertically rotationally connected between connecting points where the two seat frame supporting pipes (2401) in the pair-by-pair mode are rotationally connected, one end of the seat frame supporting pipes (2404) close to the front is fixedly connected with seat frame locking pieces (2402), seat frame moving pieces (2403) are in sliding connection with seat frame moving pieces (2404), the other ends of the seat frame supporting flat irons (2405) are rotationally connected with seat frame supporting pipe connecting points where the seat frame supporting flat irons (2401) are connected with seat frame supporting pipes (24), seat frame supporting pipe connecting pieces (2406) are rotationally connected with connecting pieces (23), and the other ends of the seat frame supporting pipes (2403) are rotationally connected with seat frame supporting rods (21) which are rotationally connected with front supporting rods (21); the seat frame locking piece (2402) is structurally provided with a convex and plastic unlocking button (2408), when the trolley frame is normally unfolded, the seat frame locking piece (2402) is fastened with the seat frame movable piece (2403), and when the trolley needs to be folded and closed in a second direction, the unlocking button (2408) on the seat frame locking piece (2402) is pressed to unlock the seat frame locking piece (2402) and the seat frame movable piece (2403);
In the handle assembly, a left handle rotary support rod (1) and a right handle rotary support rod (34) are respectively connected with a left handle (3) and a right handle (3) of the trolley frame in a rotating way, the left handle rotary support rod (1) and the right handle rotary support rod (34) are connected in a rotating way, and the connecting point of the left handle rotary support rod (1) and the left handle (3) and the connecting point of the left handle rotary support rod (1) and the right handle rotary support rod (34) are not in the center position.
2. The baby trolley capable of being drawn together secondarily as claimed in claim 1, wherein in the supporting rod assembly, the handle pipe connecting piece (6) is fixedly connected to the upper end of the handle lower pipe (7), the trolley collecting button (5) is in sliding connection with the handle pipe connecting piece (6), the handle upper pipe (4) is connected into a telescopic sliding relationship with the handle lower pipe (7) through the handle pipe connecting piece (6), a software fixing seat (32) is fixedly connected to the handle lower pipe (7), a software hanging buckle (33) is buckled on the software fixing seat (32), and the software fixing seat (32) and the software hanging buckle (33) are used for connecting a software cloth cover of the trolley; the handle lower tube (7) is fixedly connected with the vehicle-collecting joint seat (25), the upper support rod (9) and the backrest support rod (10) are rotatably connected with the vehicle-collecting joint seat (25), and the other ends of the upper support rod (9) and the backrest support rod (10) are rotatably connected with the rear foot support rod (12).
3. The baby stroller capable of being drawn together secondarily as claimed in claim 1, wherein in the rotary support bar assembly, the front rotary support bar right (17) is rotatably connected with a front foot support bar (15) on the right, the front rotary support bar left (18) is rotatably connected with a front foot support bar (15) on the left, the front rotary support bar right (17) is rotatably connected with a front rotary support bar left (18), the rear rotary support bar right (31) is rotatably connected with a rear foot support bar (12) on the right, the rear rotary support bar left (30) is rotatably connected with a rear foot support bar (12) on the left, and the rear rotary support bar right (31) is rotatably connected with a rear rotary support bar left (30); the connecting point of the front rotary support rod right (17) and the front rotary support rod left (18) and the connecting point of the rear rotary support rod right (31) and the rear rotary support rod left (30) are not in the center position.
4. The baby handcart capable of being drawn together secondarily as claimed in claim 2, wherein the handle lower tube (7) is connected with a cart receiving joint spring fixing piece (2502), and the handle lower tube (7) and the cart receiving joint spring fixing piece (2502) are fixed through screws; the vehicle-collecting joint seat (25) is rotationally connected with the vehicle-collecting joint locking piece (2505) through a vehicle-collecting joint locking piece rotating pin (2506), one end of the vehicle-collecting joint locking piece (2505) is sleeved with a vehicle-collecting joint piece connecting piece (2501), the connection between the vehicle-collecting joint locking piece (2505) and the vehicle-collecting joint piece connecting piece (2501) is fixed through a steel rope head of a vehicle-collecting steel rope (2503), a spring (2507) is connected between the vehicle-collecting joint piece connecting piece (2501) and a vehicle-collecting joint spring fixing piece (2502), and the vehicle-collecting steel rope (2503) penetrates into the spring (2507); the upper support rod (9) is fixedly connected with a vehicle collecting joint locking pin (2504); the vehicle-collecting joint cover (8) is adhered to the outer side of the vehicle-collecting joint seat by glue, and aims to block rivets on the vehicle-collecting joint seat, so that the appearance of the vehicle frame is more attractive.
5. The baby stroller capable of being drawn together secondarily as claimed in claim 1, wherein the rear leg supporting rod (12) is rotatably connected with the rear leg folding locking piece (1206) through a rear leg folding locking piece rotating pin (1205), and a rear leg folding fixing spring (1204) is installed between the rear leg folding locking piece (1206) and the rear leg supporting rod (12); a sliding groove is formed in the inner structure of the rear foot supporting rod (12), a rear foot folding movable piece (1203) is arranged on the sliding groove, the rear foot folding movable piece (1203) is further connected with a rear foot folding return spring (1202) on the sliding groove, and the rear foot folding movable piece (1203) is further attached to a rear foot folding locking piece (1206); the rear foot support rod (12) is also provided with a rear foot support rod cover (1201), the rear foot support rod cover (1201) is attached to the rear foot folding movable piece (1203), the rear foot support rod cover (1201) is structurally provided with an open slot, and a button (1208) on the rear foot folding movable piece (1203) is exposed outside through the open slot on the rear foot support rod cover (1201); the rear foot folding rod (13) is fixedly connected with a rear foot folding locking pin (1207); the large joint cover (11) is adhered to the outer side of the upper end of the rear foot supporting rod by glue, and the purpose is to block the rivet on the outer side of the upper end of the rear foot supporting rod, so that the appearance of the frame is more attractive.
6. The baby stroller of the secondary folding stroller according to claim 1, wherein the handle tube connecting piece (6) is further rotatably connected with a lower canopy seat (26) and an upper canopy seat (28), the lower canopy seat (26) and the upper canopy seat (28) rotate with each other, the upper canopy seat (28) is connected with an upper canopy iron wire (29), the lower canopy seat (26) is connected with a lower canopy iron wire (27), and the upper canopy iron wire (29) and the lower canopy iron wire (27) are elastic.
7. The baby handcart capable of being drawn together secondarily as claimed in claim 1, further comprising a pedal belt fixing block (20) and a large joint reinforcing flat iron (22), wherein the pedal belt fixing block (20) is fixedly connected to the front pedal support rod (15), and the pedal belt (19) is fixedly connected to the left pedal belt fixing block and the right pedal belt fixing block (20); the large joint reinforcing flat iron (22) is fixedly connected to the inner side of the upper end of the rear foot supporting rod (12), so that the strength of the inner side of the upper end of the rear foot supporting rod (12) is enhanced.
8. A method of using a stroller for a secondary pushchair according to claim 3, comprising the steps of:
(one) folding in a first direction: the telescopic handle button (2) is pressed, the upper handle pipe (4) and the lower handle pipe (7) are unlocked, the upper handle pipe (4) slides downwards in the lower handle pipe (7), the handle (3) and the upper handle pipe (4) slide to the limit position, the folding push button (5) is pulled upwards, the folding joint seat (25) is unlocked, the upper support rod (9), the backrest support rod (10) and the lower handle pipe (7) rotate mutually, simultaneously, the upper support rod (9) and the backrest support rod (10) rotate with the rear support rod (12), the rotation of the backrest support rod (10) enables the seat support pipe (24) to rotate, the seat support pipe (24) rotates enables the seat support connection piece (23) to rotate around the rear support rod (12), the seat support piece (23) rotates and drives the front support rod (21) and the front support rod (15) to rotate, the front support rod (15) is close to the rear support rod (12), the front support rod (15) is closed to the rear support rod (12) before the front support rod (15) is closed to the rear support rod (12), the front support rod (13) is folded to the rear support rod (13) is folded, the front support rod (13) is folded to the front support rod (13), when the frame components are mutually closed and folded, the optimal folding state is achieved;
(II) folding in the second direction is closed: after the folding in the first direction is completed, the seat frame locking piece (2402) is lifted upwards by pressing a locking mechanism on the left (1) side, the right (31) side and the right (17) side of the seat frame rotating support rod firstly to unlock and then pressing an unlocking button (2408) on the seat frame locking piece (2402) to unlock the seat frame locking piece (2402) and the seat frame moving piece (2403), so that the seat frame moving flat iron (2404) moves upwards, simultaneously, two groups of seat frame moving pieces (2401) rotate, the seat frame moving piece (2403) slides on the seat frame moving flat iron (2404) and the seat frame supporting flat iron (2405) rotates, and simultaneously, the right (17) side of the front rotating support rod and the left (18) side of the front rotating support rod rotate, the left (1) side of the hand handle rotating support rod and the right (34) side of the hand rotating support rod rotate, so that the support rod assemblies on the left side and the right side of the hand rotating support rod are close to each other, and the seat frame moving flat iron (2401) is folded to the best; the connection point of the left (1) of the handle rotary support rod and the handle (3) on the left and the connection point of the left (1) of the handle rotary support rod and the right (34) of the handle rotary support rod are not in the center position, so that the limit function is realized, and the rotation direction of the left (1) of the handle rotary support rod is unique when the handcart is folded and closed in the second direction; the connection point of the front rotary support rod right (17) and the front rotary support rod left (18) and the connection point of the rear rotary support rod right (31) and the rear rotary support rod left (30) are not in the center position, so that the limit function is achieved, and the rotation direction of the front rotary support rod and the rear rotary support rod is unique when the handcart is folded and closed in the second direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419910.3A CN108100010B (en) | 2017-12-25 | 2017-12-25 | Baby handcart capable of being drawn close for two times |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711419910.3A CN108100010B (en) | 2017-12-25 | 2017-12-25 | Baby handcart capable of being drawn close for two times |
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| CN108100010A CN108100010A (en) | 2018-06-01 |
| CN108100010B true CN108100010B (en) | 2024-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711419910.3A Active CN108100010B (en) | 2017-12-25 | 2017-12-25 | Baby handcart capable of being drawn close for two times |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108313113B (en) * | 2018-03-19 | 2023-10-20 | 深圳市秀宝婴童用品有限公司 | Baby stroller capable of being folded for folding and folding for two times |
| CN109484457A (en) * | 2018-11-22 | 2019-03-19 | 宁波妈咪宝婴童用品制造有限公司 | A kind of seat can 360 ° of rotations folding of baby vehicle frames |
| CN109720395B (en) * | 2019-02-21 | 2024-02-13 | 肖德恩 | Baby carriage frame capable of automatically collecting baby carriage by one key |
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| CN201971043U (en) * | 2010-12-20 | 2011-09-14 | 苏州爱森儿童用品有限公司 | Double-crossing folded baby carriage |
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| CN107458447B (en) * | 2017-08-06 | 2024-02-06 | 昆山曼禾儿童用品设计有限公司 | A two-way foldable baby stroller frame |
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| JP3109740U (en) * | 2004-10-20 | 2005-06-02 | リンク トレジャー リミテッド | Buggy folding structure |
| CN204452541U (en) * | 2015-02-04 | 2015-07-08 | 英属维京群岛商贯新企业股份有限公司 | A kind of body frame structure for automotive of Pushchair |
| WO2017107506A1 (en) * | 2015-12-24 | 2017-06-29 | 浙江晨辉婴宝儿童用品有限公司 | Baby stroller and collapsible mechanism thereof, and method of collapsing and folding baby stroller |
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