CN219821543U

CN219821543U - Child cart

Info

Publication number: CN219821543U
Application number: CN202321288164.XU
Authority: CN
Inventors: 易立伟; 向建程
Original assignee: Zhongshan Mingguan Daily Products Co ltd
Current assignee: Zhongshan Mingguan Daily Products Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-10-13
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses a child stroller, which comprises a bottom support frame connected with a front wheel and a rear wheel, wherein the rear side of the bottom support frame is rotationally connected with a seat support rod around a first axis, the seat support rod is connected with a push rod assembly which is crossed with the seat support rod and is mutually hinged around a second axis at the crossed position, the position where the lower end of the push rod assembly stays comprises a first stay position positioned in the middle of the bottom support frame and a second stay position positioned at the rear end of the bottom support frame, when the lower end of the push rod assembly stays at the first stay position, the child stroller is in an unfolding state, and when the lower end of the push rod assembly moves to the second stay position, the seat support rod and the push rod assembly are rotationally closed to the bottom support frame to enable the child stroller to be in a folding state, and a seat for the child to sit on is also connected to the seat support rod. The utility model has simple structure, low cost and convenient operation.

Description

Child cart

[ field of technology ]

The utility model relates to a child stroller.

[ background Art ]

Child strollers are a common product in the course of child growth. Current child strollers are generally unfolded or folded for ease of use and portability. The structure of the children's barrow in the existing market is various, and the connection structure of each member on the frame is also various, and correspondingly, the folding and unfolding working principles of the frame are also different. At present, the connecting rod structure of a common children handcart is complex, the rod pieces are numerous, and the cost is high.

The present utility model has been made in view of the above drawbacks.

[ utility model ]

The utility model aims to overcome the defects of the prior art and provides the child cart which is simple in structure, low in cost and convenient to operate.

The utility model is realized by the following technical scheme:

the utility model provides a children's shallow, can remove to folding position from the expansion position after locking device unblock, including the bottom sprag frame 1 that is connected with front wheel 1a and rear wheel 1B, bottom sprag frame 1 rear side rotate around first axis A and be connected with seat bracing piece 2, seat bracing piece 2 on be connected with and cross and articulated each other around second axis B in the crossing position on it, the position that the push rod assembly 3 lower extreme stopped include the first position of stopping that is located bottom sprag frame 1 middle part and the second position of stopping that is located bottom sprag frame 1 rear end, when push rod assembly 3 lower extreme stopped in first position, children's shallow be in the expansion state, when push rod assembly 3 lower extreme moved to the second position of stopping, seat bracing piece 2 and push rod assembly 3 rotate and draw close to bottom sprag frame 1 and make children's shallow be in folding state to, seat bracing piece 2 on still be connected with seat 5 that the children took.

The bottom support frame 1 on be equipped with can follow its fore-and-aft direction slip and can rotate relative bottom support frame 1 sliding seat 4, the lower extreme and the sliding seat 4 fixed connection of push rod assembly 3 make sliding seat 4 slide backward and ensure push rod assembly 3 and seat bracing piece 2 draw close and fold on the bottom support frame 1 when rotating.

The push rod assembly 3 comprises a lower stay bar 31 and a push rod 32 which can slide in a telescopic manner relative to the lower stay bar 31, the middle part of the lower stay bar 31 is rotationally connected with the seat support rod 2 around a second axis B, and the lower end of the lower stay bar 31 is fixedly connected with the sliding seat 4.

The upper end of the push rod 32 is provided with two push handles 33 extending forwards, the upper end of the seat support rod 2 is provided with a first connecting part 21 and a second connecting part 22 which are spaced along the transverse direction of the baby stroller, the seat 5 comprises a flexible seat pocket 51, the front end of the seat pocket 51 is connected with the first connecting part 21 and the second connecting part 22, the rear side of the seat pocket 51 is connected with the lower supporting rod 31, and the upper end of the seat pocket 51 is connected with the push handles 33.

The rear end of the seat pocket 51 is connected with the lower supporting rod 31 in a hanging mode through a hanging ring 52, and the upper end of the seat pocket 51 is connected to the corresponding push handle 33 through a hanging rope 53.

The locking device comprises a locking seat 61 arranged on the bottom supporting frame 1, a locking pin 62 capable of sliding in the locking seat 61 is arranged in the locking seat, a locking position 63 capable of being locked by the locking pin 62 is arranged at the lower end of the push rod assembly 3, a driving part 64 capable of driving the locking pin 62 to be separated from the locking position 63 is also arranged in the push rod assembly 3, and a spring 65 capable of pushing the locking pin 62 to slide and reset is also arranged in the locking seat 61.

The bottom support frame 1 comprises a frame body 11, a front wheel 1a is arranged on the front side of the frame body 11, a rear wheel 1b is arranged on the rear side of the frame body 11, a protruding seat 12 protruding upwards is arranged on the rear side of the frame body 11, and the lower end of the seat support rod 2 is rotationally connected to the protruding seat 12 around a first axis A.

The frame 11 is provided with a chute 13 along the front-rear direction, and the sliding seat 4 is provided with a guiding part 41 capable of sliding and rotating in the chute 13.

The bottom support frame 1 on be equipped with the slider 7 that can follow its fore-and-aft direction and slide, push rod assembly 3 lower extreme and slider 7 rotate to be connected and make when slider 7 slide backward guarantee push rod assembly 3 and seat bracing piece 2 draw close folding on the bottom support frame 1.

Compared with the prior art, the utility model has the following advantages:

1. when the stroller is folded, the locking device is firstly released, then the lower end of the push rod assembly moves from the first stay position in the middle of the bottom support frame to the second stay position at the rear end of the bottom support frame, and in the process, the push rod assembly and the seat support rod rotate relative to the bottom support frame to be close to the bottom support frame, so that the folding operation of the stroller is realized, and when the stroller needs to be unfolded, the push rod assembly is rotated, and the lower end of the push rod assembly moves from the second stay position to the first stay position. The whole children handcart has the advantages of few connecting rod components, simple and compact structure, convenient folding or unfolding operation and low cost, and is suitable for popularization and application.

2. The bottom support frame is provided with the sliding seat which can slide along the front-back direction and can rotate relative to the bottom support frame, the lower end of the push rod assembly is fixedly connected with the sliding seat, when the lower end of the push rod assembly moves towards the rear end of the bottom support frame together with the sliding seat, the push rod assembly rotates relative to the bottom support frame together with the sliding seat, and the push rod assembly drives the seat support rod to rotate relative to the bottom support frame in the process of rotating relative to the bottom support frame, so that the seat support rod and the push rod assembly are both close to and folded on the bottom support frame.

3. The folding baby carriage is simple in structure, flexible to fold, small in occupied space and convenient to carry, and can be placed in an automobile trunk or an airplane luggage rack after being folded.

[ description of the drawings ]

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a perspective view of the present utility model with the seat removed;

FIG. 4 is a side view of the utility model with the seat removed;

FIG. 5 is a perspective view of the utility model in a folded state with the seat removed;

FIG. 6 is one of the partial cross-sectional views of the present utility model;

FIG. 7 is a second partial cross-sectional view of the present utility model;

FIG. 8 is a perspective view of a component of the present utility model;

fig. 9 is a perspective view of another embodiment of the present utility model.

[ detailed description ] of the utility model

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 8, a stroller can be moved from an unfolded position to a folded position after a locking device is unlocked, the stroller comprises a bottom support frame 1 connected with a front wheel 1a and a rear wheel 1B, a seat support rod 2 is rotatably connected to the rear side of the bottom support frame 1 around a first axis a, a push rod assembly 3 intersecting with the seat support rod 2 and hinged to each other around a second axis B at the intersecting position is connected to the seat support rod 2, the position where the lower end of the push rod assembly 3 stays comprises a first stay position located in the middle of the bottom support frame 1 and a second stay position located at the rear end of the bottom support frame 1, when the lower end of the push rod assembly 3 stays at the first stay position, the stroller is in an unfolded state, and when the lower end of the push rod assembly 3 moves to the second stay position, the seat support rod 2 and the push rod assembly 3 rotate close to the bottom support frame 1 so that the stroller is in a folded state, and a seat 5 for taking a child is connected to the seat support rod 2. When the stroller is folded, the locking device is firstly released, then the lower end of the push rod assembly 3 moves from the first stay position in the middle of the bottom support frame 1 to the second stay position at the rear end of the bottom support frame 1, and in the process, the push rod assembly 3 and the seat support rod 2 rotate relative to the bottom support frame 1 to be close to the bottom support frame 1, so that the folding operation of the stroller is realized, and when the stroller needs to be unfolded, the push rod assembly 3 is rotated, and the lower end of the push rod assembly 3 moves from the second stay position to the first stay position. The whole children cart has the advantages of few connecting rod components, simple and compact structure, convenient folding or unfolding operation and low cost.

As shown in fig. 3 to 8, the bottom support 1 is provided with a sliding seat 4 capable of sliding along the front-rear direction and rotating relative to the bottom support 1, and the lower end of the push rod assembly 3 is fixedly connected with the sliding seat 4 so as to ensure that the push rod assembly 3 and the seat support rod 2 are folded close to the bottom support 1 when the sliding seat 4 slides backward and rotates. When the lower end of the push rod assembly 3 moves towards the rear end of the bottom support frame 1 together with the sliding seat 4, the push rod assembly 3 rotates relative to the bottom support frame 1 together with the sliding seat 4, and the push rod assembly 3 drives the seat support rod 2 to rotate relative to the bottom support frame 1 in the process of rotating relative to the bottom support frame 1, so that the seat support rod 2 and the push rod assembly 3 are both close to be folded on the bottom support frame 1, and the whole structure is simple and compact, and the folding and folding are smooth.

As shown in fig. 3 to 5, the push rod assembly 3 includes a lower stay bar 31 and a push rod 32 capable of sliding telescopically relative to the lower stay bar 31, the middle part of the lower stay bar 31 is rotatably connected with the seat support bar 2 around the second axis B, and the lower end of the lower stay bar 31 is fixedly connected with the sliding seat 4. The push rod 32 and the lower supporting rod 31 can slide in a telescopic manner, when the stroller is unfolded, the push rod 32 extends outwards to facilitate pushing of the stroller by a user, and when the stroller needs to be folded, the push rod 32 is retracted into the lower supporting rod 31 to be stored.

As shown in fig. 1, 2 and 6, the upper end of the push rod 32 is provided with two push handles 33 extending forward, the upper end of the seat support rod 2 is provided with a first connecting portion 21 and a second connecting portion 22 spaced along the transverse direction of the stroller, the seat 5 comprises a flexible seat pocket 51, the front end of the seat pocket 51 is connected with the first connecting portion 21 and the second connecting portion 22, the rear side of the seat pocket 51 is connected with the lower supporting rod 31, and the upper end of the seat pocket 51 is connected with the push handles 33. The child sits in the flexible seat pocket 51, and the flexible seat pocket 51 can be generally made of cloth, can be folded without interfering with other rods when the child stroller is folded, and is low in cost. Of course, in order to improve the support performance of the seat pocket 51, a rigid support plate may be provided at the bottom of the seat pocket 51.

As shown in fig. 1 and 2, the rear end of the seat pocket 51 is connected with the lower supporting rod 31 through a hanging ring 52, the hanging ring can be formed by bending iron branches, and the upper end of the seat pocket 51 is connected to the corresponding push handle 33 through a hanging rope 53. The seat pocket 51 is connected to the lower stay 31 and the push handle 33 through the hanging ring 52 and the hanging rope 53, and the connecting structure is simple and is convenient to assemble or disassemble.

As shown in fig. 6 and 7, the locking device includes a locking seat 61 provided on the bottom supporting frame 1, a locking pin 62 capable of sliding therein is provided in the locking seat 61, a locking position 63 into which the locking pin 62 can be locked is provided at the lower end of the push rod assembly 3, a driving member 64 capable of driving the locking pin 62 to disengage from the locking position 63 is further provided in the push rod assembly 3, and a spring 65 capable of pushing the locking pin 62 to slide and return is further provided in the locking seat 61. In this embodiment, the driving member 64 is the lower end of the push rod 32, when the locking device needs to be unlocked, the push rod 32 slides downward, the lower end of the push rod 32 impacts the locking pin 62, the locking pin 62 withdraws from the locking position 63 at the lower end of the push rod assembly 3, and at this time, the unlocking is completed, and the sliding seat 4 and the lower end of the lower supporting rod 31 can move toward the rear end of the bottom supporting frame 1.

As shown in fig. 7 and 8, the bottom supporting frame 1 includes a frame 11, the front wheel 1a is disposed at the front side of the frame 11, the rear wheel 1b is disposed at the rear side of the frame 11, the rear side of the frame 11 is provided with a protruding seat 12 protruding upwards, and the lower end of the seat supporting rod 2 is rotatably connected to the protruding seat 12 around the first axis a, so that the stroller can be folded smoothly and folded flexibly.

As shown in fig. 7 and 8, the frame 11 is provided with a chute 13 along the front-rear direction thereof, and the slide base 4 is provided with a guide portion 41 capable of sliding and rotating in the chute 13. The guide portion 41 is matched with the chute 13, so that the sliding seat 4 slides smoothly, and the sliding seat 4 rotates smoothly relative to the bottom supporting frame 1.

As shown in fig. 9, fig. 9 shows another embodiment of the child stroller of the present utility model:

the utility model provides a children's shallow, can remove to folding position from the expansion position after locking device unblock, including being connected with the bottom sprag frame 1 of front wheel 1a and rear wheel 1B, bottom sprag frame 1 rear side rotate around first axis A and be connected with seat bracing piece 2, seat bracing piece 2 on be connected with and cross and around the articulated push rod subassembly 3 of second axis B each other in the cross position, the position that the push rod subassembly 3 lower extreme stopped include the first position of stopping that is located bottom sprag frame 1 middle part and the second position of stopping that is located bottom sprag frame 1 rear end, when push rod subassembly 3 lower extreme stopped in first position, children's shallow be in the expansion state, when push rod subassembly 3 lower extreme moved to the second position of stopping, seat bracing piece 2 and push rod subassembly 3 rotate and draw close to bottom sprag frame 1 and make children's shallow be in the folding state to seat bracing piece 2 on still be connected with and supply children to take in the seat bitmap not show, the bottom sprag frame on be equipped with the slider that can slide along its fore-and aft direction, push rod subassembly 7 and slider 7 rotate and make the slider 7 and make to draw close to seat support frame 1 when folding position and the slider is guaranteed to push rod 2. When the locking device is unlocked, the push rod assembly 3 is operated, so that the lower end of the push rod assembly 3 and the sliding body 7 move towards the rear end of the bottom support frame 1, and in the process, the push rod assembly 3 rotates relative to the sliding body 7 and drives the seat support rod 2 to be close to be folded on the bottom support frame 1, so that the folding of the stroller is realized. In this embodiment, the sliding body 7 is a sliding sleeve sleeved on the bottom supporting frame 1.

Claims

1. The utility model provides a children's shallow, can remove to folding position from the expansion position after locking device unblock, its characterized in that: including bottom sprag frame (1) that is connected with front wheel (1 a) and rear wheel (1B), bottom sprag frame (1) rear side rotate around first axis (A) and be connected with seat bracing piece (2), seat bracing piece (2) on be connected with rather than alternately and around second axis (B) articulated push rod subassembly (3) each other in the cross position, the position that push rod subassembly (3) lower extreme stopped including being located the first position of stopping in bottom sprag frame (1) middle part and being located the second position of stopping of bottom sprag frame (1) rear end, when push rod subassembly (3) lower extreme stopped in first position of stopping, the child's shallow be in the expansion state, when push rod subassembly (3) lower extreme moved to the second position of stopping, seat bracing piece (2) and push rod subassembly (3) rotate and draw close to bottom sprag frame (1) on and make the child's shallow be in folding state to, seat bracing piece (2) on still be connected with seat (5) that the child of sitting.

2. The stroller of claim 1, wherein: the bottom support frame (1) on be equipped with can follow its fore-and-aft direction slip and can rotate sliding seat (4) relative bottom support frame (1), the lower extreme and sliding seat (4) fixed connection of push rod subassembly (3) make sliding seat (4) slide backward and guarantee push rod subassembly (3) and seat bracing piece (2) draw close when rotating and fold on bottom support frame (1).

3. The stroller of claim 2, wherein: the push rod assembly (3) comprises a lower stay bar (31) and a push rod (32) which can stretch and slide relative to the lower stay bar (31), the middle part of the lower stay bar (31) is rotationally connected with the seat support rod (2) around a second axis (B), and the lower end of the lower stay bar (31) is fixedly connected with the sliding seat (4).

4. A stroller according to claim 3, wherein: the utility model provides a baby stroller, including seat (5), push rod (32) upper end be equipped with two push away (33) that extend forward, seat bracing piece (2) upper end be equipped with along the first connecting portion (21) and second connecting portion (22) of baby stroller transverse direction interval, seat (5) include flexible seat pocket (51), seat pocket (51) front end be connected with first connecting portion (21) and second connecting portion (22), seat pocket (51) rear side be connected with lower vaulting pole (31), seat pocket (51) upper end be connected with push away (33).

5. The stroller of claim 4, wherein: the rear end of the seat pocket (51) is connected with the lower supporting rod (31) in a hanging mode through a hanging ring (52), and the upper end of the seat pocket (51) is connected to the corresponding pushing handle (33) through a hanging rope (53).

6. A stroller according to any one of claims 2 to 4, wherein: the locking device comprises a locking seat (61) arranged on a bottom supporting frame (1), a locking pin (62) capable of sliding in the locking seat (61) is arranged in the locking seat, a locking position (63) capable of being locked by the locking pin (62) is arranged at the lower end of a push rod assembly (3), a driving part (64) capable of driving the locking pin (62) to be separated from the locking position (63) is further arranged in the push rod assembly (3), and a spring (65) capable of pushing the locking pin (62) to slide and reset is further arranged in the locking seat (61).

7. A stroller according to any one of claims 2 to 4, wherein: the bottom support frame (1) include support body (11), front wheel (1 a) establish in support body (11) front side, rear wheel (1 b) establish in support body (11) rear side, support body (11) rear side be equipped with protruding seat (12) of upwards convex, the lower extreme of seat bracing piece (2) rotate around first axis (A) and connect protruding seat (12) on.

8. The stroller of claim 7, wherein: the frame body (11) is provided with a chute (13) along the front-back direction, and the sliding seat (4) is provided with a guide part (41) which can slide and rotate in the chute (13).

9. The stroller of claim 1, wherein: the bottom support frame (1) on be equipped with slider (7) that can follow its fore-and-aft direction and slide, push rod subassembly (3) lower extreme and slider (7) rotate and be connected and make slider (7) slide backward the time guarantee push rod subassembly (3) and seat bracing piece (2) draw close folding to bottom support frame (1).