CN116620380B - A foldable baby stroller - Google Patents

A foldable baby stroller

Info

Publication number
CN116620380B
CN116620380B CN202310706408.XA CN202310706408A CN116620380B CN 116620380 B CN116620380 B CN 116620380B CN 202310706408 A CN202310706408 A CN 202310706408A CN 116620380 B CN116620380 B CN 116620380B
Authority
CN
China
Prior art keywords
block
seat
push rod
rear bracket
push
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202310706408.XA
Other languages
Chinese (zh)
Other versions
CN116620380A (en
Inventor
王加光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Aomi Children's Products Co ltd
Original Assignee
Hubei Aomi Children's Products Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei Aomi Children's Products Co ltd filed Critical Hubei Aomi Children's Products Co ltd
Priority to CN202310706408.XA priority Critical patent/CN116620380B/en
Publication of CN116620380A publication Critical patent/CN116620380A/en
Application granted granted Critical
Publication of CN116620380B publication Critical patent/CN116620380B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)

Abstract

The invention discloses a foldable baby stroller which comprises a push rod assembly, wherein a seat assembly is connected to the push rod assembly, a pivot seat is connected to the lower part of the push rod assembly, a front support is connected to the front side of the pivot seat, a front wheel assembly is connected to the lower part of the front support, a first rear support and a second rear support are connected to the rear side of the pivot seat, rear wheels are connected to the lower parts of the first rear support and the second rear support, an interlocking mechanism is arranged between the pivot seat and the push rod assembly, and a folding switch assembly capable of driving the interlocking mechanism is arranged on the push rod assembly. The invention has the advantages of convenient folding, reduced volume to the minimum after folding, low cost, simple folding structure and simple and convenient assembly. The invention adopts the four-bar structure to fold more smoothly and has more stable structure.

Description

Foldable baby carriage
[ Field of technology ]
The invention relates to a foldable baby carriage.
[ Background Art ]
When the baby is taken out to play or bend, the baby carriage is carried, so that the burden of parents for carrying the baby can be reduced to a certain extent, and the baby carriage is popular with people in the market at present.
The baby stroller has the advantages that convenience is brought, problems and defects of the existing baby stroller are found under the condition that people use the baby stroller for a long time, the operation steps of opening and folding are relatively complex during unfolding and storage, the structure of folding is complex, assembly is complicated, production cost is high, the volume is large after folding, and the occupied space is occupied.
[ Invention ]
The invention aims to overcome the defects of the prior art and provide the foldable baby carriage which is convenient to fold, the volume is reduced to the minimum after folding, the cost is low, the folding structure is simple, and the assembly is simple and convenient.
The purpose of the invention is realized in the following way:
The utility model provides a children's shallow that can fold up, its characterized in that includes the hand push rod subassembly, be connected with the seat subassembly on the hand push rod subassembly, hand push rod subassembly lower part is connected with the pivot seat, the pivot seat front side is connected with the fore-stock, the fore-stock lower part is connected with the front wheel subassembly, the pivot seat rear side is connected with first back support and second back support, the lower part of first back support and second back support all is connected with the rear wheel, be equipped with interlocking device between pivot seat and hand push rod subassembly, first back support and the second back support, be equipped with the folding switch subassembly that can drive interlocking device on the hand push rod subassembly.
The foldable child stroller is characterized in that the push rod assembly is hinged with the pivot seat, the rear end of the seat plate of the seat assembly is hinged with the push rod assembly, the front end of the seat plate is hinged with the connecting rod, and the other end of the connecting rod is hinged with the upper part of the front support to form a four-bar structure.
The foldable baby stroller is characterized in that the interlocking mechanism comprises a clamping block used for locking the hand push rod assembly and pushed by the folding switch assembly, and a first locking block and a second locking block used for locking the first rear bracket and the second rear bracket and driven by the clamping block.
The foldable baby stroller is characterized in that the lower part in the push tube of the push rod assembly is provided with the trolley collecting push block capable of sliding up and down in the push tube, the lower part of the push tube is provided with the push tube pivoting seat pivoted with the pivoting seat, the push tube pivoting seat is provided with the clamping block groove, the clamping block is slidably arranged in the clamping block groove, the lower part of the trolley collecting push block is provided with the trolley collecting push block ejection inclined plane, one end of the clamping block is provided with the pushed inclined plane matched with the trolley collecting push block ejection inclined plane, the clamping block is provided with the clamping block reset spring capable of driving the clamping block to reset, the left side and the right side of the clamping block are respectively provided with the clamping block side block, the two sides of the pivoting seat are provided with the clamping block fixing grooves for clamping the clamping block side blocks, the first locking block and the second locking block are slidably arranged on the left side and the right side of the pivoting seat, the first rear bracket and the second rear bracket are provided with the first rear bracket clamping groove and the second rear bracket clamping groove for clamping the first locking block and the second locking block, and the second rear bracket clamping the first locking block and the second rear bracket clamping the second locking block are provided with the clamping block pin, and the clamping block reset spring is inserted into the clamping block fixing grooves and the second locking block.
The foldable baby stroller is characterized in that the pivoting seat is provided with a limiting slide rod, sliding blocks sleeved on the limiting slide rod and capable of sliding up and down are arranged on the limiting slide rod, sliding block sliding grooves are formed in the left side and the right side of the sliding blocks, rear bracket pins capable of sliding in the sliding block sliding grooves are arranged on the first rear bracket and the second rear bracket, the pivoting seat is provided with a first rear pivoting part and a second rear pivoting part which are used for being pivoted with the first rear bracket and the second rear bracket, the first rear pivoting part and the second rear pivoting part are provided with rear pivoting part sliding grooves for the rear bracket pins to be clamped in and slide in, the pivoting seat is also hinged with a vehicle retracting pull handle, pull handle clamping grooves are formed in two sides of the vehicle retracting pull handle, rear bracket limiting columns capable of being clamped in the pull handle clamping grooves are formed in the first rear bracket and the second rear bracket, a sliding block connecting rod is further arranged on the front side of the sliding block, and the vehicle retracting pull handle is provided with a vehicle retracting pull handle connecting rod hinged with the sliding block connecting rod.
The foldable baby stroller is characterized in that the push-down pipe is provided with the seat board connecting seat for connecting the seat board of the seat assembly, clamping holes are formed in two sides of the seat board connecting seat, seat board grooves for inserting the seat board connecting seat are formed in the seat board of two sides of the seat board grooves, a first cross rod and a second cross rod which can be clamped into the clamping holes are formed in the seat board of the two sides of the seat board grooves, transverse connecting rods and transverse connecting rod springs are sleeved in the other sides of the first cross rod and the second cross rod, seat board pivoting parts are further arranged on two sides of the rear end of the seat board, two sides of the handrail are pivoted with the seat board pivoting parts, and handrail clamping grooves for inserting the transverse connecting rods are further formed in two sides of the handrail.
The foldable baby stroller is characterized in that the push rod assembly comprises a push-down pipe and a trolley collecting push rod capable of sliding up and down in the push-down pipe, a handle is arranged on the upper portion of the trolley collecting push rod, the folding switch assembly comprises a button arranged on the handle, the button is connected with a pull rope, a push rod base is arranged on the lower portion in the trolley collecting push rod, a sliding block capable of sliding on the push rod base is arranged on the push rod base, the sliding block is connected with the pull rope, a chute is arranged on the sliding block, a transverse clamping block capable of transversely moving and extending out of the trolley collecting push rod is further arranged on the push rod base, a transverse clamping block pin for clamping the transverse clamping block pin is arranged on the push rod base, and a clamping groove for clamping the transverse clamping block is arranged on the push rod base.
The foldable baby stroller is characterized in that the push-down pipe is further provided with the hinged backrest pivot seat, the backrest pivot seat is provided with the backrest, the upper part of the backrest is hinged with the pair of backrest connecting rods, the other ends of the backrest connecting rods are connected with the sliding sleeve, and the sliding sleeve is slidably fixed on the push-down pipe.
The beneficial effects of the invention are as follows:
the invention has the advantages of convenient folding, reduced volume to the minimum after folding, low cost, simple folding structure and simple and convenient assembly. The invention adopts the four-bar structure to fold more smoothly and has more stable structure.
[ Description of the drawings ]
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
FIG. 3 is an exploded view of the structure of the present invention;
FIG. 4 is a block diagram of the present invention;
FIG. 5 is an exploded view of the structure of the pivoting seat of the present invention;
FIG. 6 is an exploded view of the structure of the pivoting seat of the present invention;
FIG. 7 is a cross-sectional view of the push rod assembly of the present invention;
FIG. 8 is a block diagram of a hand lever assembly of the present invention;
FIG. 9 is a perspective view of the seat assembly of the present invention;
FIG. 10 is a structural exploded view of the seat assembly of the present invention;
FIG. 11 is a perspective view of the retracting push rod of the present invention;
FIG. 12 is an exploded view of the structure of the retracting push rod of the present invention;
FIG. 13 is an exploded view of the structure of the retracting push rod of the present invention;
FIG. 14 is a block diagram of the expanded state of the present invention;
FIG. 15 is a block diagram of the folded state of the present invention;
Fig. 16 is a structural view of the folded invention.
[ Detailed description ] of the invention
The invention is further described below with reference to the accompanying drawings:
The utility model provides a children's shallow that can fold up, it includes push rod assembly 1, be connected with seat assembly 2 on the push rod assembly 1, push rod assembly 1 lower part is connected with pivot seat 3, pivot seat 3 front side is connected with fore-stock 4, fore-stock 4 lower part is connected with front wheel subassembly 41, pivot seat 3 rear side is connected with first back support 51 and second back support 52, the lower part of first back support 51 and second back support 52 all is connected with rear wheel 53, be equipped with interlocking mechanism between pivot seat 3 and push rod assembly 1, first back support 51 and the second back support 52, be equipped with the folding switch subassembly that can drive interlocking mechanism on the push rod assembly.
The hand push rod assembly 1 is hinged with the pivot seat 3, the rear end of the seat board 21 of the seat assembly 2 is hinged with the hand push rod assembly 1, the front end of the seat board 21 is hinged with the connecting rod 6, and the other end of the connecting rod 6 is hinged with the upper part of the front bracket 4 to form a four-bar structure. The four-bar structure is adopted to fold more smoothly and the structure is more stable.
The hand push rod assembly 1 comprises a push-down pipe 11 and a vehicle collecting push rod 12 capable of sliding up and down in the push-down pipe 11, a handle 13 is arranged at the upper part of the vehicle collecting push rod 12, the folding switch assembly comprises a button 71 arranged at the handle, the button 71 is connected with a pull rope 72, a push rod base 73 is arranged at the lower part in the vehicle collecting push rod 12, a sliding block 74 capable of sliding on the push rod base is arranged on the push rod base 73, the sliding block 74 is connected with the pull rope 72, a chute 75 is arranged on the sliding block 74, a transverse clamping block 76 capable of transversely moving and extending out of the vehicle collecting push rod is further arranged on the push rod base 73, a transverse clamping block pin 77 clamped into the chute 75 is arranged on the transverse clamping block 76, a transverse slot 730 clamped into by the transverse clamping block pin is arranged on the push rod base 73, a guide rod 731 is arranged on the push rod base 73, a sliding block guide groove matched with the guide rod is arranged on the sliding block 74, and a sliding block reset spring 79 for driving the sliding block to reset is further arranged on the push rod base 73.
The interlocking mechanism comprises a clamping block 81 used for locking the hand push rod assembly 1 and being pushed by the folding switch assembly, and a first locking block 82 and a second locking block 83 used for locking the first rear bracket 51 and the second rear bracket 52 and being driven by the clamping block 81.
The lower part in the push down tube 11 of the push rod assembly 1 is provided with a push down block 110 which can slide up and down in the push down tube 11, the lower part of the push down tube 11 is provided with a push down tube pivoting seat 112 pivoted with the pivoting seat 3, the push down tube pivoting seat 112 is provided with a clamping block groove 113, the clamping block 81 can slide in the clamping block groove 113, the lower part of the push down block 110 is provided with a push down block push up inclined plane 1111, one end of the clamping block 81 is provided with a pushed inclined plane 811 matched with the push down inclined plane 1111, the clamping block 811 is provided with a clamping block reset spring 812 which can drive the clamping block to reset, both sides of the clamping block 811 are provided with clamping block side blocks 813, the other end of the clamping block 811 is also provided with a clamping block limiting rod 8110, the lower push down tube pivoting seat 1120 which can be clamped in by the clamping block limiting rod 8110 is arranged on the pivoting seat 112, both sides of the pivoting seat 3 are provided with clamping block fixing grooves 31 for clamping the clamping block side blocks to be clamped in, and the clamping block fixing grooves 31 can be arranged on the clamping block fixing blocks 3001 and can be pivoted on the fixing blocks 3001. The first locking block 82 and the second locking block 83 are slidably arranged on the left side and the right side of the pivoting seat 3, a first rear bracket clamping groove 511 and a second rear bracket clamping groove 512 for clamping the first locking block 82 and the second locking block 83 are formed in the first rear bracket 51 and the second rear bracket 52, locking block pins 821 are arranged on the first locking block 82 and the second locking block 83, the locking block pins 821 are inserted into the clamping block grooves 113 and can be pushed by the clamping blocks 81, and locking block reset springs 84 for driving the first locking block 82 and the second locking block 83 to reset are further arranged on the pivoting seat 3.
The pivot seat 3 is provided with a limit slide bar 303, a slide block 304 which is sleeved on the limit slide bar 303 and can slide up and down is arranged on the left side and the right side of the slide block 304, a slide block chute 305 is arranged on the left side and the right side of the slide block 304, rear bracket pins 513 which can slide in the slide block chute 305 are arranged on the first rear bracket 51 and the second rear bracket 52, the pivot seat 3 is provided with a first rear pivot part 301 and a second rear pivot part 302 which are used for being pivoted with the first rear bracket 51 and the second rear bracket 52, the first rear pivot part 301 and the second rear pivot part 302 are provided with a rear pivot part chute 3021 for the rear bracket pins 513 to be clamped in and slide in, the pivot seat 3 is also hinged with a vehicle collecting pull handle 9, both sides of the vehicle collecting pull handle 9 are provided with pull handle clamping grooves 91, the first rear bracket 51 and the second rear bracket 52 are provided with rear bracket limiting posts 514 which can be clamped in the pull handle clamping grooves 91, the front side of the slide block 304 is also provided with a slide block connecting rod 3041, and the vehicle collecting pull handle 9 is provided with a vehicle collecting pull handle connecting rod 92 which is hinged with the slide block connecting rod 3041.
The pivot seat 3 is also provided with a front pivot part 303 for pivoting with the hand push rod assembly 1, the lower part of the pivot seat 3 is extended with a lower pivot seat connecting rod 30, and the lower part of the lower pivot seat connecting rod 30 is connected with the front bracket 4. The hinge rod 301 is arranged on the lower connecting rod 30 of the pivot seat, and the short side of the connecting rod 6 is sleeved on the hinge rod 301.
The connecting rod 6 is L-shaped, one end of the short side is hinged with the upper part of the front bracket 4, and the pivot seat 3 is provided with a pivot seat connecting rod groove 33 for the connecting rod 6 to be clamped in. The push-down pipe pivot seat 112 is provided with a push-down pipe pivot seat link slot 1121 into which the link 6 is caught.
The push-down tube 11 is provided with a seat board connecting seat 111 for connecting the seat board 21 of the seat assembly 2, two sides of the seat board connecting seat 111 are provided with clamping holes 1110, the seat board 21 is provided with seat board grooves 211 for inserting the seat board connecting seat 111, two sides of the seat board grooves 211 are internally provided with a first cross rod 212 and a second cross rod 213 which can be clamped into the clamping holes 1110, one ends of the first cross rod 212 and the second cross rod 213 clamped into the clamping holes are preferably arranged into a ball head shape, two sides of the first cross rod 213 and the second cross rod 213 are sleeved with a transverse connecting rod 214 and a transverse connecting rod spring 215, two sides of the rear end of the seat board 21 are also provided with seat board pivoting parts 216, two sides of the handrail 23 are pivoted with the seat board pivoting parts 216, two sides of the handrail 23 are provided with handrail pivoting parts 230 pivoted with handrail clamping grooves 231 for inserting the transverse connecting rod. The other ends of the first cross rod 213 and the second cross rod 213 are tubular, a cross connecting rod 214 is inserted into the first cross rod 213 and the second cross rod 213, an inner spring 2140 is arranged between the cross connecting rod 214 and the first cross rod 213 and the second cross rod 213, the first cross rod 213 and the second cross rod 213 are provided with symmetrically arranged pin grooves 2142, and a cross connecting rod pin 2143 clamped into the pin grooves is arranged on the cross connecting rod 214. The bottom of the seat board is provided with a cross rod groove 217 for clamping the first cross rod 213, the second cross rod 213 and the cross rod 214, and a boss 218 for limiting the moving distance of the first cross rod 213 and the second cross rod 213 is arranged in the cross rod groove.
The pivot seat 3 is also hinged with a vehicle-collecting pull handle 9, both sides of the vehicle-collecting pull handle 9 are respectively provided with a pull handle clamping groove 91, and the first rear bracket 51 and the second rear bracket 52 are respectively provided with a rear bracket limiting column 514 which can be clamped into the pull handle clamping grooves 91.
The push-down tube 11 is also provided with a hinged backrest pivot seat 221, the backrest pivot seat 221 is provided with a backrest 22, the upper part of the backrest 22 is hinged with a pair of backrest connecting rods 222, the other ends of the backrest connecting rods 222 are connected with a sliding sleeve 223, and the sliding sleeve 223 is slidably fixed on the push-down tube 11.
As shown in fig. 14 to 16, when the button 71 on the handle 13 is pressed, the button 71 drives the pull rope 72, the pull rope 72 slide block 74 slides upward, the slide block 76 moves laterally under the action of the chute 75 on the slide block 74 and the lateral block pin 77 of the lateral block 76, the lateral block 76 is withdrawn from the block groove 78, the push rod 12 moves downward in the push-down tube 11 at this time, the push rod 12 pushes the push-down block 110 at the lower part in the push-down tube 11, the push-down block push-up slope 1111 of the push-down block 110 pushes the pushed slope 811 of the block 81, the block 81 moves, the block side blocks 813 at the left and right sides of the block 81 slide out from the block fixing groove 31, the push-down tube 11 is no longer blocked by the block 81, the push-down tube 11 can rotate around the pivot seat 3, meanwhile, the clamping block 81 drives the locking block pin 821 to slide, and drives the first locking block 82 and the second locking block 83 to slide, the first locking block 82 and the second locking block 83 do not clamp the first rear support 51 and the second rear support 52, the first rear support 51 and the second rear support 52 can rotate around the pivot seat 3, at the moment, the vehicle-collecting pull handle 9 is pulled, the vehicle-collecting pull handle 9 drives the sliding block 304 to slide upwards, the sliding block 304 drives the rear support pin 513 to slide in the sliding block sliding groove 305, so that the first rear support 51 and the second rear support 52 move around the circle center, and the first rear support 51 and the second rear support 52 are driven to be folded. At the same time, the push-down tube 11 drives the seat plate 21 and the backrest 22 of the seat assembly 2 to rotate for folding.

Claims (5)

1.一种可收折的儿童推车，其特征在于其包括手推杆组件（1），手推杆组件（1）上连接有座椅组件（2），手推杆组件（1）下部连接有枢接座（3），枢接座（3）前侧连接有前支架（4），前支架（4）下部连接有前轮组件（41），枢接座（3）后侧连接有第一后支架（51）和第二后支架（52），第一后支架（51）和第二后支架（52）的下部均连接有后轮（53），枢接座（3）与手推杆组件（1）、第一后支架（51）和第二后支架（52）之间设有联锁机构，手推杆组件上设有可带动联锁机构的收折开关组件；1. A foldable stroller, characterized in that it comprises a push rod assembly (1), the push rod assembly (1) is connected to a seat assembly (2), the lower portion of the push rod assembly (1) is connected to a pivot seat (3), the front side of the pivot seat (3) is connected to a front bracket (4), the lower portion of the front bracket (4) is connected to a front wheel assembly (41), the rear side of the pivot seat (3) is connected to a first rear bracket (51) and a second rear bracket (52), the lower portions of the first rear bracket (51) and the second rear bracket (52) are both connected to rear wheels (53), an interlocking mechanism is provided between the pivot seat (3) and the push rod assembly (1), the first rear bracket (51) and the second rear bracket (52), and a folding switch assembly capable of driving the interlocking mechanism is provided on the push rod assembly; 联锁机构包括用于锁定手推杆组件（1）并可由收折开关组件推动的卡合块（81）；及用于锁定第一后支架（51）和第二后支架（52），并可由卡合块（81）带动的第一锁定块（82）和第二锁定块（83）；The interlocking mechanism includes a locking block (81) for locking the hand push rod assembly (1) and capable of being pushed by the folding switch assembly; and a first locking block (82) and a second locking block (83) for locking the first rear bracket (51) and the second rear bracket (52) and capable of being driven by the locking block (81); 手推杆组件（1）的下推管（11）内的下部设有可在下推管（11）内上下滑动的收车推块（110），下推管（11）的下部设有与枢接座（3）枢接的下推管枢接座（112），下推管枢接座（112）设有卡合块槽（113），卡合块（81）可滑动的设在卡合块槽（113）内，收车推块（110）下部设有收车推块推顶斜面（1111），卡合块（81）的一端设有与收车推块推顶斜面（1111）配合的被推斜面（811），卡合块（81）上设有可带动卡合块复位的卡合块复位弹簧（812），卡合块（81）的左右两侧均设有卡合块侧块（813），枢接座（3）的两侧设有供卡合块侧块卡入的卡合块固定槽（31），第一锁定块（82）和第二锁定块（83）可滑动的设在枢接座（3）的左右两侧，第一后支架（51）和第二后支架（52）上设有供第一锁定块（82）和第二锁定块（83）卡入的第一后支架卡槽（511）和第二后支架卡槽（512），第一锁定块（82）和第二锁定块（83）均设有锁定块销钉（821），锁定块销钉（821）插入卡合块槽（113）内并可由卡合块（81）推动，枢接座（3）上还设有带动第一锁定块（82）和第二锁定块（83）复位的锁定块复位弹簧（84）；枢接座（3）设有限位滑杆（303），限位滑杆（303）上套接的可在限位滑杆上下滑动的滑块（304），滑块（304）的左右两侧均设有滑块滑槽（305），第一后支架（51）和第二后支架（52）上设有可在滑块滑槽（305）内滑动的后支架销钉（513），枢接座（3）设有用于与第一后支架（51）和第二后支架（52）枢接的第一后枢接部（301）和第二后枢接部（302），第一后枢接部（301）和第二后枢接部（302）设有供后支架销钉（513）卡入并在其内滑动的后枢接部滑槽（3021）；枢接座（3）上还铰接有收车拉柄（9），收车拉柄（9）的两侧均设有拉柄卡槽（91），第一后支架（51）和第二后支架（52）上均设有可卡入拉柄卡槽（91）的后支架限位柱（514），滑块（304）前侧还设有滑块连杆（3041），收车拉柄（9）设有与滑块连杆（3041）铰接的收车拉柄连杆（92）。The lower part of the lower push tube (11) of the hand push rod assembly (1) is provided with a car collecting push block (110) that can slide up and down in the lower push tube (11), the lower part of the lower push tube (11) is provided with a lower push tube pivot seat (112) pivotally connected to the pivot seat (3), the lower push tube pivot seat (112) is provided with a snap block groove (113), the snap block (81) is slidably arranged in the snap block groove (113), the lower part of the car collecting push block (110) is provided with a car collecting push block top inclined surface (1111), one end of the snap block (81) is provided with a pushed inclined surface (811) that cooperates with the car collecting push block top inclined surface (1111), and the snap block (81) is provided with a snap block reset spring that can drive the snap block to reset (812), the left and right sides of the locking block (81) are provided with locking block side blocks (813), the two sides of the pivot seat (3) are provided with locking block fixing grooves (31) for the locking block side blocks to be clamped in, the first locking block (82) and the second locking block (83) are slidably arranged on the left and right sides of the pivot seat (3), the first rear bracket (51) and the second rear bracket (52) are provided with a first rear bracket clamping groove (511) and a second rear bracket clamping groove (512) for the first locking block (82) and the second locking block (83) to be clamped in, the first locking block (82) and the second locking block (83) are both provided with a locking block pin (821), and the locking block pin (821) is inserted into the locking block groove (11 3) and can be pushed by the engaging block (81), and the pivot seat (3) is also provided with a locking block reset spring (84) for driving the first locking block (82) and the second locking block (83) to reset; the pivot seat (3) is provided with a limiting slide bar (303), a slider (304) sleeved on the limiting slide bar (303) and capable of sliding up and down on the limiting slide bar, and a slider slide groove (305) is provided on both sides of the slider (304), and a rear bracket pin (513) that can slide in the slider slide groove (305) is provided on the first rear bracket (51) and the second rear bracket (52), and the pivot seat (3) is provided with a first rear pivot for pivotally connecting with the first rear bracket (51) and the second rear bracket (52). The first rear pivotal connection (301) and the second rear pivotal connection (302) are provided with a rear pivotal connection slot (3021) for the rear bracket pin (513) to be inserted into and slide therein; a folding handle (9) is also hingedly connected to the pivot seat (3); both sides of the folding handle (9) are provided with a handle slot (91); the first rear bracket (51) and the second rear bracket (52) are provided with a rear bracket limiting column (514) that can be inserted into the handle slot (91); a slider connecting rod (3041) is further provided on the front side of the slider (304); and the folding handle (9) is provided with a folding handle connecting rod (92) hingedly connected to the slider connecting rod (3041). 2.根据权利要求1所述的一种可收折的儿童推车，其特征在于手推杆组件（1）与枢接座（3）铰接，座椅组件（2）的座板（21）后端与手推杆组件（1）铰接，座板（21）的前端铰接有连杆（6），连杆（6）的另一端与前支架（4）的上部铰接形成四连杆结构。2. A foldable stroller according to claim 1, characterized in that the push rod assembly (1) is hinged to the pivot seat (3), the rear end of the seat plate (21) of the seat assembly (2) is hinged to the push rod assembly (1), the front end of the seat plate (21) is hinged with a connecting rod (6), and the other end of the connecting rod (6) is hinged to the upper part of the front bracket (4) to form a four-link structure. 3.根据权利要求1所述的一种可收折的儿童推车，其特征在于下推管（11）上设有用于连接座椅组件（2）的座板（21）的座板连接座（111），座板连接座（111）的两侧设有卡孔（1110），座板（21）设有供座板连接座（111）插入的座板槽（211），座板槽（211）的两侧的座板内设有可卡入卡孔的第一横杆（212）和第二横杆（213），第一横杆（212）和第二横杆（213）另一侧内均套接有横连杆（214）和横连杆弹簧（215），座板（21）后端的两侧还设有座板枢接部（216），扶手（23）的两侧与座板枢接部（216）枢接，扶手（23）的两侧还设有供横连杆插入的扶手卡槽（231）。3. A foldable stroller according to claim 1, characterized in that a seat plate connecting seat (111) for connecting the seat plate (21) of the seat assembly (2) is provided on the lower push tube (11), a card hole (1110) is provided on both sides of the seat plate connecting seat (111), and the seat plate (21) is provided with a seat plate groove (211) for inserting the seat plate connecting seat (111), a first cross bar (212) and a second cross bar (213) that can be inserted into the card hole are provided in the seat plate on both sides of the seat plate groove (211), and a cross link (214) and a cross link spring (215) are sleeved on the other side of the first cross bar (212) and the second cross bar (213), and a seat plate pivot portion (216) is further provided on both sides of the rear end of the seat plate (21), and the armrest (23) is pivotally connected to the seat plate pivot portion (216), and an armrest card slot (231) is further provided on both sides of the armrest (23) for inserting the cross link. 4.根据权利要求1所述的一种可收折的儿童推车，其特征在于手推杆组件（1）包括下推管（11），及可在下推管（11）内上下滑动的收车推杆（12），收车推杆（12）的上部设有把手（13），收折开关组件包括在把手设有的按钮（71），按钮（71）连接有拉绳（72），收车推杆（12）内的下部设有推杆底座（73），推杆底座（73）上设有可在推杆底座上滑动的滑动块（74），滑动块（74）与拉绳（72）连接，滑动块（74）上设有斜槽（75），推杆底座（73）上还设有可横向移动的并伸出收车推杆的横向卡块（76），横向卡块（76）设有卡入斜槽（75）的横向卡块销钉（77），推杆底座（73）上设有供横向卡块销钉卡入的横向槽（730），下推管（11）设有供横向卡块（76）卡入的卡槽（78）。4. A foldable stroller according to claim 1, characterized in that the push rod assembly (1) includes a lower push tube (11), and a push rod (12) that can slide up and down in the lower push tube (11), a handle (13) is provided on the upper portion of the push rod (12), a folding switch assembly includes a button (71) provided on the handle, the button (71) is connected to a pull rope (72), a push rod base (73) is provided at the lower portion of the push rod (12), and a push rod base (73) is provided on the push rod base. A sliding block (74) slides upward, the sliding block (74) is connected to the pull rope (72), and an inclined groove (75) is provided on the sliding block (74). The push rod base (73) is also provided with a transverse block (76) that can move laterally and extends out of the car push rod. The transverse block (76) is provided with a transverse block pin (77) that is snapped into the inclined groove (75). The push rod base (73) is provided with a transverse groove (730) for the transverse block pin to be snapped into. The lower push tube (11) is provided with a slot (78) for the transverse block (76) to be snapped into. 5.根据权利要求1所述的一种可收折的儿童推车，其特征在于下推管（11）上还铰接的靠背枢接座（221），靠背枢接座（221）上设有靠背（22），靠背（22）的上部铰接有一对靠背连杆（222），该对靠背连杆（222）的另一端与滑动套（223）连接，滑动套（223）可滑动的固定在下推管（11）上。5. A foldable stroller according to claim 1, characterized in that a backrest pivot seat (221) is also hinged on the lower push tube (11), a backrest (22) is provided on the backrest pivot seat (221), a pair of backrest connecting rods (222) are hinged on the upper part of the backrest (22), the other end of the pair of backrest connecting rods (222) is connected to a sliding sleeve (223), and the sliding sleeve (223) is slidably fixed on the lower push tube (11).
CN202310706408.XA 2023-06-13 2023-06-13 A foldable baby stroller Active CN116620380B (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN220577339U (en) * 2023-06-13 2024-03-12 湖北澳米儿童用品有限公司 Foldable baby carriage

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4738919B2 (en) * 2005-07-08 2011-08-03 コンビ株式会社 stroller
CN205819299U (en) * 2016-07-18 2016-12-21 林朝熙 A kind of folding doll carriage
CN206664670U (en) * 2017-02-21 2017-11-24 晨辉婴宝儿童用品有限公司 A kind of baby carriage with portable handle of returning the vehicle to the garage and knock off
CN116279741A (en) * 2019-07-15 2023-06-23 明门瑞士股份有限公司 Frame folding mechanism and baby stroller
CN212243520U (en) * 2020-05-23 2020-12-29 宁波睿好婴童用品有限公司 A collapsible baby stroller
CN213168249U (en) * 2020-06-12 2021-05-11 中山优优贝日用制品有限公司 Children's barrow

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN220577339U (en) * 2023-06-13 2024-03-12 湖北澳米儿童用品有限公司 Foldable baby carriage

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