CN204895534U - The improved structure of the linked car receiving component of the baby car - Google Patents

Abstract

The utility model discloses an infant's car interlock receives improvement structure of car subassembly, it includes: the folding joint comprises a first joint seat, a second joint seat, a third joint seat and a first linkage pull rod which are hinged with each other, and a first locking device is arranged in the folding joint; the bending joint can rotate, and a second locking device is arranged in the bending joint, is linked with the first locking device and can unlock the first locking device; a handle lower pipe arranged between the folding joint and the bending joint; an unlocking device is arranged on the bending joint, the second locking device is unlocked by driving the unlocking device, the bending joint rotates, and the first locking device is pulled to unlock when the bending joint rotates, so that the vehicle folding joint can rotate to realize vehicle folding. The utility model discloses can realize the purpose of singlehanded interlock receipts car, and easy and simple to handle, safety, the utility model discloses can receive the receipts back, small, and can stand to portable, collection.

Description

The improved structure of the linked car receiving component of the baby car

Technical field:

The utility model relates to the technical field of infant stroller products, in particular to an improved structure of an infant stroller linkage retractable component that can realize single-handed retraction and is easy to operate and safe.

Background technique:

The infant stroller is a kind of carrying mobile tool designed for infants and young children. The existence of the infant stroller makes it convenient for adults to carry infants and young children when they go out, and is very popular among consumers.

Current baby carriages generally include: a vehicle frame, a seat fixed in the vehicle frame, a front wheel and a rear wheel installed at the lower end of the vehicle frame, and a handle mounted on the vehicle frame. The front leg tube, the handle tube and the rear leg tube on the joint assembly, the front wheel, the rear wheel and the handle are installed on the front leg tube, the rear leg tube and the handle tube respectively. In order to facilitate the baby stroller when it is not in use, the user can fold and store the infant stroller. Therefore, a folding mechanism is provided in the joint assembly, so that the folding mechanism can control the folding of the infant stroller when it is stored, and the folding mechanism when it is in use. combine. However, the folding mechanisms of infant strollers on the market generally require the user to use both hands to realize the folding action. The action is relatively rigid and requires a lot of effort, resulting in unsmooth folding, and it is not very convenient to use and operate. At the same time, it is not conducive to improving the market competitiveness of baby carriages.

In view of the above, the inventor of the present invention proposes the following technical solutions.

Utility model content:

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide an improved structure of an infant car linked car receiving assembly that can realize one-handed car receiving, and is easy to operate and safe.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: the improved structure of the baby carriage linked car receiving assembly includes: a car receiving joint, which includes first, second and third joint seats hinged to each other And the first linkage pull rod used to link the first, second, and third joint seats after deployment, and the first locking device for locking itself to prevent its rotation is provided in the retracting joint; A bending joint, which can rotate, and a second locking device for locking itself to prevent it from rotating is arranged in the bending joint, the second locking device is linked with the first locking device, and can The first locking device is unlocked; one hand handles the lower tube, which is arranged between the car receiving joint and the bending joint; the bending joint is provided with an unlocking device, and the second locking device is unlocked by driving the unlocking device, The bending joint is rotated, and when the bending joint is rotated, the first locking device is pulled to unlock, so that the car retracting joint can rotate to realize the car retracting.

Further, in the above technical solution, the front leg tube and the rear leg tube that can be folded relative to the handle down tube are installed on the said car retracting joint, and the rear leg tube, front leg tube and handle down tube are respectively connected to the first, Second and third joints.

Furthermore, in the above technical solution, the second joint seat is in the shape of a sheet, wherein a first positioning groove and a folded positioning notch are provided on the outer edge of the second joint seat, and the first positioning groove and the The first locking device is locked and positioned.

Furthermore, in the above technical solution, the middle part of the second joint seat is also provided with a first arc-shaped sliding groove; the third joint seat is also provided with a second arc-shaped sliding groove and a first bar-shaped groove; A first iron pin is installed on the upper end of the first interlocking pull rod, and the first iron pin extends into the first and second arc-shaped chute.

Furthermore, in the above technical solution, the lower end of the first interlocking pull rod is installed with a first spring and a positioning iron pin that match each other, and the positioning iron pin is installed in a positioning hole provided in the first joint seat.

Further, in the above technical solution, the first locking device includes: a second spring installed on the lower end of the lower tube of the handlebar and extending into the third joint seat and a pull rod for retracting the vehicle, and the pull rod for retracting the vehicle is installed There is a second iron pin, the second iron pin falls into the first bar-shaped groove and the first positioning groove, and the second iron pin also falls into the second positioning groove provided in the first joint seat.

Furthermore, in the above technical solution, a sail rack is installed on the bending joint, and the bending joint includes a lower joint and an upper joint matched with each other, and the lower joint and the upper joint are respectively connected to the lower joint of the handlebar. Pipe and unlocking device, a sail stand seat is also inserted and installed on the lower joint, and the sail stand is installed on the sail stand seat through a connection seat, and the connection seat and the sail stand seat can rotate mutually.

Furthermore, in the above technical solution, the second locking device includes: a driving pull rod and a second spring extending into the upper joint, and a second connecting rod installed on the upper end of the lower tube of the handle and extending into the lower joint. The driving pull rod is connected with the unlocking device through a first steel wire, and the second interlocking pull rod is connected with the first locking device through a second steel wire.

Furthermore, in the above technical solution, the upper joint is provided with a first, second locking chute and a third arc-shaped chute; the lower joint is provided with a fourth and fifth locking chute; The third and fourth iron pins are installed on the driving rod, and the third and fourth iron pins are installed in the first and second locking chute, and the third and fourth iron pins also fall into the fourth and fourth iron pins. In the fifth locking chute; the upper end of the second linkage pull rod is provided with a fifth iron pin, and the fifth iron pin falls into the third arc-shaped chute.

Further, in the above technical solution, the unlocking device includes: a handle U-shaped tube installed on the upper end of the bending joint, a housing installed in the middle of the handle U-shaped tube, a driving button installed in the housing, and a drive The third spring matched with the button and the safety button used to lock the driving button to prevent it from moving, the driving button is linked with the second locking device.

After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art: when the utility model closes the car, first push the safety button of the unlocking device, so that the driving button can be pressed, and when the driving button is pressed, the The driving button pulls the driving rod in the second locking device through the first steel wire, so that the third and fourth iron pins in the driving rod are separated from the first and second locking chute, thereby completing the first unlocking action. At this time, the lower joint and the upper joint in the bending joint rotate mutually to realize folding the lower tube of the handlebar, the sail stand and the U-shaped tube of the handlebar. After the upper joint rotates, the fifth iron pin on the upper end of the second linkage pull rod moves along the third arc-shaped chute in the upper joint to realize the action of pulling upwards. At this time, the second linkage pull rod pulls upwards the The second steel wire drives the second iron pin in the pull rod to break away from the first positioning groove in the second joint seat to realize the second unlocking action. At this time, the handlebar down tube, front leg tube, and rear leg The tube can be rotated for a collapsing action. To sum up, when the utility model collects the car, it only needs to drive the unlocking device with one hand to achieve the purpose of one-hand linkage, and the operation is very simple and safe, and it is easy to store and carry after the car is collected, so that The utility model has extremely high market competitiveness.

Description of drawings:

Fig. 1 is a perspective view of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is a partial exploded view of the utility model;

Fig. 4 is a partial assembly drawing of the vehicle receiving joint in the utility model;

Fig. 5 is a perspective view of the first joint seat in the utility model;

Fig. 6 is a perspective view of the middle and lower joint of the present invention.

Detailed ways:

Below in conjunction with specific embodiment and accompanying drawing, the utility model is further described.

As shown in Fig. 1-6, it is an improved structure of a linked car receiving assembly for infants and toddlers, which includes: a lower handle tube 21, bending joints 3 installed at the upper and lower ends of the lower handle tube 21, and a car receiving joint 1. The retracting joint 1 is provided with a first locking device 4 for locking itself to prevent its rotation; the bending joint 3 is provided with a second locking device 5 for locking itself to prevent its rotation , the second locking device 5 is linked with the first locking device 4 and can unlock the first locking device 4; the upper end of the bending joint 3 is provided with an unlocking device for unlocking the second locking device 5 Device 6, by driving the unlocking device 6 to unlock the second locking device 5, so that the bending joint 3 rotates, and when the bending joint 3 rotates, the first locking device 4 is pulled to unlock, so that the car receiving joint 1 can Turn to achieve retraction.

The front leg tube 22 and the rear leg tube 23 that can be folded relative to the lower handle tube 21 are installed on the vehicle receiving joint 1;

The vehicle retracting joint 1 includes the first, second and third joint seats 16, 17, 18 that are hinged to each other, and is used for interlocking the deployed first, second and third joint seats 16, 17, 18. The first linkage pull rod 161, the first, second and third joint seats 16, 17, 18 are respectively connected to the rear leg tube 23, the front leg tube 22 and the handle down tube 21. A card seat 111 is installed outside the third joint seat 18 , and the card seat 111 covers the outside of the second joint seat 17 . A decorative cover 112 is installed on the outside of the first joint seat 16 .

The second joint seat 17 is in the shape of a sheet, wherein, the outer edge of the second joint seat 17 is provided with a first positioning groove 171 and a folded positioning notch 172, the first positioning groove 171 and the first positioning groove 171 The locking device 4 is locked and positioned.

The middle part of the second joint seat 17 is also provided with a first arc-shaped sliding groove 173; the third joint seat 18 is also provided with a second arc-shaped sliding groove 181 and a first bar-shaped groove 182; A first iron pin 162 is installed on the upper end of the moving pull rod 161 , and the first iron pin 162 extends into the first and second arc-shaped slide grooves 173 , 181 . In addition, a first spring 163 and a positioning iron pin 164 matched with each other are mounted on the lower end of the first linkage rod 161 , and the positioning iron pin 164 is installed in a positioning hole provided in the first joint seat 16 .

The first locking device 4 includes: a second spring 41 installed on the lower end of the handle down tube 21 and extending into the third joint seat 18 and a pull rod 42 for retracting the vehicle. The pull rod 42 for retracting the vehicle is installed with a second The iron pin 421, the second iron pin 421 falls into the first bar-shaped groove 182 and the first positioning groove 171, and the second iron pin 421 also falls into the second positioning position provided in the first joint seat 16. slot 165. Wherein, when the second iron pin 421 falls into the first positioning groove 171, the vehicle retracting joint 1 is in an unfolded state and cannot rotate. When the second iron pin 421 is out of the first positioning groove 171, the vehicle retracting joint 1 It is in the state of receiving the car and can be rotated.

A sail stand 26 is installed on the bending joint 3, and the bending joint 3 includes a lower joint 31 and an upper joint 32 that are matched with each other, and the lower joint 31 and the upper joint 32 are respectively connected to the handlebar lower tube 21 And the unlocking device 6, a sail frame seat 33 is also inserted and installed on the lower joint 31, and the sail frame 26 is installed on the sail frame seat 33 through a connection seat 261, and the connection seat 261 and the sail frame seat 33 can be mutually connected. turn. Wherein, the lower joint 31 is provided with a socket 311 and a clamping hole 314 communicating with the socket 311; the outer side of the sail frame seat 33 is provided with an elastic protrusion 331, and the sail frame seat 331 is inserted and fixed in the socket 311, And the elastic protrusion 331 on the outside of the sail stand 33 is engaged in the engaging hole 314 .

The second locking device 5 includes: a driving rod 51 extending into the upper joint 32 , a second spring 52 , and a second linkage rod 53 installed on the upper end of the lower tube 21 of the handlebar and extending into the lower joint 31 , the driving rod 51 is connected to the unlocking device 6 through a first steel wire, and the second interlocking rod 53 is connected to the first locking device 4 through a second steel wire.

The upper joint 32 is provided with first and second locking chute 321, 322 and a third arc-shaped chute 323; the lower joint 31 is provided with fourth and fifth locking chute 312, 313; The third and fourth iron pins 511 and 512 are installed on the driving rod 51, and the third and fourth iron pins 511 and 512 are installed in the first and second locking slide grooves 321 and 322. The fourth iron pin 511, 512 also falls into the fourth and fifth locking chute 312, 313; the upper end of the second interlocking pull rod 53 is provided with a fifth iron pin 531, and the fifth iron pin 531 falls into the In the third arc-shaped chute 323 .

The unlocking device 6 includes: a handle U-shaped tube 64 installed on the upper end of the bending joint 3, a housing 61 installed in the middle of the handle U-shaped tube 64, a driving button 62 installed in the housing 61, and a driving button 62 The matched third spring and the safety button 63 used to lock the driving button 62 to prevent it from moving, the driving button 62 is linked with the second locking device 5, specifically, one end of the first steel wire is connected to the driving button Button 62; the driving rod 51 is installed at the lower end of the U-shaped tube 64 of the handle. After the unlocking device 6 unlocks the second locking device 5, the handle down tube 21, sail frame 26 and handle U-shaped tube 64 are rotated to fold each other, and the second locking device 5 is pulled while rotating. To unlock the first locking device 4, the handle down tube 21, the front leg tube 22, and the rear leg tube 23 can be rotated with each other to be folded, so as to realize the closing of the car.

When the utility model closes the car, first push the safety button 63 of the unlocking device 6, so that the driving button 62 can be pressed. Drive the pull rod 51 so that the third and fourth iron pins 511, 512 in the drive pull rod 51 are separated from the first and second locking chute 321, 322, so as to complete the first unlocking action. At this time, the bending joint 3, the lower joint 31 and the upper joint 32 rotate mutually to realize folding the handle down tube 21, the sail frame 26 and the handle U-shaped pipe 64. After the upper joint 32 rotates, the fifth iron pin 531 on the upper end of the second linkage pull rod 53 moves along the third arc-shaped chute 323 in the upper joint 32 to realize the upward pulling action. At this time, the second linkage pull rod 53 Pull up the second steel wire connected to it, so as to drive the second iron pin 421 in the pull rod 42 to break away from the first positioning groove 171 in the second joint seat 17 to realize the second unlocking action. The handle down tube 21, the front leg tube 22, and the rear leg tube 23 can be rotated to realize the folding action.

To sum up, when the utility model collects the car, it only needs to drive the unlocking device 6 with one hand to achieve the purpose of one-handed linkage, and the operation is very simple and safe. As for the utility model has very high market competitiveness.

When it needs to be unfolded, the handlebar down tube 21, the front leg tube 22, the rear leg tube 23, the sail frame 26 and the handle U-shaped tube 64 can be unfolded mutually by directly rotating the vehicle receiving joint 1 and the bending joint, and The first locking device 4 and the second locking device 5 reset automatically under the action of the spring to lock the retracting joint 1 and the bending joint to realize the purpose of exhibition.

Of course, the above descriptions are only specific embodiments of the utility model, and are not intended to limit the implementation scope of the utility model. Should be included in the utility model patent scope.

Claims (10)

1. Carriage for baby interlock returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: comprising:

One trolley folding joint (1), it comprises first, second, third socket joint (16,17,18) that is hinged and the first interlock pull bar (161) for carrying out interlock to first, second, third socket joint (16,17,18) after launching, and is provided with for locking itself with the first locking device (4) preventing it from rotating in this trolley folding joint (1);

One bending joint (3), it is rotatable, and be provided with for locking itself with the second locking device (5) preventing it from rotating in this bending joint (3), this second locking device (5) and the first locking device (4) interlock, and can unlock the first locking device (4);

On the other hand lower pipe (21), it is arranged between trolley folding joint (1) and bending joint (3);

Described bending joint (3) is provided with tripper (6), by driving this tripper (6), the second locking device (5) is unlocked, bending joint (3) is rotated, and draw the first locking device (4) unblock during this bending joint (3) rotation, to cause trolley folding joint (1) rotatably to realize returning the vehicle to the garage and knock off.

2. Carriage for baby interlock according to claim 1 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described trolley folding joint (1) is provided with can phase opponent the front foot pipe (22) of lower pipe (21) folding and rear foot tube (23), this rear foot tube (23), front foot pipe (22) are connected described first, second, third socket joint (16,17,18) with hand respectively lower pipe (21).

3. Carriage for baby interlock according to claim 2 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described second joint seat (17) in the form of sheets, wherein, this second joint seat (17) outer rim be provided with one first positioning groove (171) and fold after locating notch (172), this first positioning groove (171) engages with described first locking device (4) locates.

4. Carriage for baby interlock according to claim 3 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described second joint seat (17) middle part is also provided with the first arc chute (173); The second arc chute (181) and the first bar-shaped trough (182) is also provided with in described 3rd socket joint (18); Described first interlock pull bar (161) upper end is provided with one first iron pin (162), and this first iron pin (162) stretches in first, second arc chute (173,181).

5. Carriage for baby interlock according to claim 4 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: the first described interlock pull bar (161) lower end is provided with the first spring (163) and the detent rail pin (164) of coupling mutually, and this detent rail pin (164) is installed in the knock hole arranged in the first socket joint (16).

6. Carriage for baby interlock according to claim 4 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described first locking device (4) comprising: be installed on described hand lower pipe (21) lower end and the second spring (41) stretched in the 3rd socket joint (18) and the pull bar that returns the vehicle to the garage and knock off (42), this pull bar that returns the vehicle to the garage and knock off (42) is provided with the second iron pin (421), this the second iron pin (421) falls into described the first bar-shaped trough (182) and the first positioning groove (171), and this second iron pin (421) also falls into the second positioning groove (165) that the first socket joint (16) is arranged.

7. Carriage for baby interlock according to claim 1 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described bending joint (3) is provided with a sail frame (26), this bending joint (3) comprises hypozygal (31) and the upper joint (32) of a mutual Matching installation, this hypozygal (31) and upper joint (32) are connected described hand respectively lower pipe (21) and tripper (6), this hypozygal (31) is also inserted and embedding a sail stand (33) is installed, described sail frame (26) is installed on this sail stand (33) by a connecting seat (261), this Connection Block (261) and sail stand (33) can rotate mutually.

8. Carriage for baby interlock according to claim 7 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described second locking device (5) comprising: stretch into the driving pull bar (51) of described upper joint (32) and the second spring (52) and be installed on hand and the second interlock pull bar (53) of described hypozygal (31) is stretched in lower pipe (21) upper end, this driving pull bar (51) is connected with described tripper (6) by one first steel wire, this the second interlock pull bar (53) is connected with described first locking device (4) by one second steel wire.

9. Carriage for baby interlock according to claim 8 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described upper joint (32) is provided with first, second sealed chute (321,322) and the 3rd arc chute (323); Described hypozygal (31) is provided with the 4th, the 5th sealed chute (312,313); Described driving pull bar (51) is provided with the 3rd, the 4th iron pin (511,512), three, the 4th iron pin (511,512) is installed in first, second sealed chute (321,322), and the 3rd, the 4th iron pin (511,512) also falls into the 4th, the 5th sealed chute (312,313); Described second interlock pull bar (53) upper end is provided with the 5th iron pin (531), and the 5th iron pin (531) falls in the 3rd arc chute (323).

10. Carriage for baby interlock according to claim 1 returns the vehicle to the garage and knock off the structure-improved of assembly, it is characterized in that: described tripper (6) comprising: be installed on the hand of described bending joint (3) upper end U-shaped pipe (64), be installed on hand the shell (61) at U-shaped pipe (64) middle part, be installed in shell (61) and drive button (62), with drive button (62) the 3rd spring that coordinates and for lock drive button (62) to prevent the insurance button (63) of its movement, this driving button (62) and described second locking device (5) interlock.