CN220262870U - Child cart - Google Patents

Abstract

The utility model discloses a child cart which can be switched between an unfolding state and a folding state, wherein the child cart comprises front legs, rear legs, a rider and a linkage piece, wherein the front legs and the rear legs are in crossed pin joint, the rear sides of the front legs and the rear sides of the linkage piece are in pin joint with different positions of the lower side of the rider, and the front sides of the linkage piece and the rear legs are in pin joint; when the child stroller is to be folded, the upper side of the stroller hand is only required to be driven to rotate downwards so as to pull the linkage part to rotate, so that the rear foot is driven to rotate relative to the front foot, the included angle between the rear foot and the front foot is reduced until the stroller hand can not rotate any more, and after the child stroller is folded, the included angle between the front foot and the rear foot is small, the stroller hand is relatively close to the front foot and the rear foot, and the linkage part is also close to the rear side of the front foot and the front side of the original rear foot.

Description

Child cart

Technical Field

The utility model relates to the field of infant products, in particular to a baby stroller.

Background

The child cart can be used for taking a child, when a parent takes the child out, the child sits on the child cart, and the parent pushes the cart to walk, so that the trouble of the parent holding the child for traveling can be reduced. The child cart can be generally switched between an unfolding state and a folding state, and can be unfolded when in use and folded when not in use.

Some children's carts on the market at present receive and close the operation comparatively complicated, and the volume is still comparatively great after folding moreover, and transport, carry are inconvenient, deposit and also occupy comparatively big space.

Disclosure of Invention

The utility model aims to overcome the defects and provide the child cart which is simple and convenient to fold and close and has small volume after folding.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the baby carriage can be switched between an unfolding state and a folding state, and comprises front legs, rear legs, a rider and a linkage piece, wherein the front legs and the rear legs are in crossed pin joint, the rear sides of the front legs and the rear sides of the linkage piece are in pin joint with different positions of the lower side of the rider, and the front sides of the linkage piece and the rear legs are in pin joint; the driving vehicle hand upper side rotates downwards to pull the linkage piece to rotate, so that the rear foot is driven to rotate relative to the front foot, and the included angle between the rear foot and the front foot is reduced.

When the child stroller is in the unfolded state, the pivot joint position of the front side of the linkage piece and the rear foot is located at the front side of the pivot joint position of the front foot and the rear foot.

The pivot joint position of the rear side of the front foot and the lower side of the rider is positioned at the upper side of the pivot joint position of the rear side of the linkage piece and the lower side of the rear of the vehicle.

The pivoting position of the front foot and the rear foot is positioned at the front side of the pivoting position of the front foot and the lower side of the rider,

the baby stroller is provided with a front foot and a hand, wherein the rear foot comprises a left supporting rod and a right supporting rod, and the front sides of the two supporting rods are respectively pivoted on the left side and the right side of the front foot.

The front sides of the two linkage pieces are respectively pivoted to the opposite sides of the two front legs; preferably, the rear sides of the two linkage members are respectively pivoted to the left side and the right side of the lower side of the rider.

The rear foot also comprises a connecting rod connected with the rear lower sides of the two left and right support rods; preferably, the left and right sides of the connecting rod are connected with rear wheels.

The front upper side of the rear leg is also connected with a seat supporting seat; the child stroller further comprises a seat, wherein the front lower side of the seat is connected with the seat supporting seat, the rear lower side of the seat is connected with a rider or a front foot, and the upper side of the seat is connected with the upper side of the rider.

The left side and the right side of the front lower side of the seat are respectively connected with the left side and the right side of the seat supporting seat; preferably, the lower side behind the seat is connected with the lower side of the vehicle hand or the rear side of the front foot through a first connecting piece, a connecting hook is arranged on the lower side of the vehicle hand or the rear side of the front foot, the front side of the first connecting piece is connected with the rear side of the seat, and the rear side is hooked on the connecting hook.

The upper side of the handle is connected with a handle which extends leftwards and rightwards, and the left side and the right side of the upper side of the seat are respectively connected with the left side and the right side of the handle.

Because the utility model adopts the technical scheme, the utility model has the following beneficial effects:

when the folding operation is carried out, the upper side of the rider only needs to be rotated forwards and downwards, and other components can be driven to rotate together to move to fold, so that the folding operation of the child stroller is simple and convenient; and each component of the child cart is relatively close to each other after being folded, so that the child cart after being folded is small in size, convenient to carry and carry, and convenient to store, and occupies a small space when being stored.

Drawings

FIG. 1 is a schematic plan view of a child stroller according to the present utility model in an expanded state;

FIG. 2 is a perspective view of the child stroller of the present utility model in an expanded state;

FIG. 3 is a schematic plan view of the child stroller of the present utility model during folding;

FIG. 4 is a perspective view of the child stroller in the folding process according to the present utility model;

FIG. 5 is a schematic plan view of the child stroller in a collapsed condition;

FIG. 6 is a perspective view of the child stroller in a collapsed configuration according to the present utility model;

FIG. 7 is a schematic plan view of a child stroller with a seat according to the present utility model;

FIG. 8 is a schematic perspective view of a child stroller with a seat according to the present utility model;

fig. 9 is a schematic plan view of a child stroller seat of the present utility model with a canopy.

Detailed Description

As shown in fig. 1 to 6, the utility model discloses a novel child cart which can be switched between an unfolding state and a folding state, wherein the child cart comprises a front foot 1, a rear foot 2, a rider 3 and a linkage piece 4, the front foot 1 and the rear foot 2 are in crossed pin joint, the rear side of the front foot 1 and the rear side of the linkage piece 4 are in pin joint with different positions on the lower side of the rider 3, and the front side of the linkage piece 4 is in pin joint with the rear foot 2; the driving rider 3 rotates downwards to pull the linkage piece 4 to rotate, so that the rear foot 2 is driven to rotate relative to the front foot 1, and the included angle between the rear foot 2 and the front foot 1 is reduced.

In this embodiment, when the stroller is in the unfolded state, the pivot position between the front side of the linkage 4 and the rear leg 2 is located on the front side of the pivot position between the front leg 1 and the rear leg 2. Specifically, the front leg 1 and the rear leg 2 are rotatably pivoted about the linkage member 11, the front side of the linkage member 4 is rotatably pivoted about the second rotation axis 41, and the second rotation axis 41 is located at the front side of the linkage member 11 when the stroller is in the unfolded state. Further, the pivot position of the front side of the linkage piece 4 and the rear foot 2 is located at the front upper side of the pivot position of the front foot 1 and the rear foot 2.

When the child stroller is in the unfolded state, the pivot joint position between the rear side of the front leg 1 and the lower side of the rider 3 is located at the upper side of the pivot joint position between the rear side of the linkage 4 and the lower side of the rear side of the stroller. Specifically, the rear side of the front leg 1 is pivoted to the lower side of the rider 3 about the third rotation axis 12, the rear side of the linkage 4 is pivoted to the lower side of the rider 3 about the fourth rotation axis 42, and the third rotation axis is located above the fourth rotation axis when the stroller is in the unfolded state.

When the child stroller is in the unfolded state, the pivot position of the front leg 1 and the rear leg 2 is located at the front side of the pivot position of the front leg 1 and the lower side of the rider 3, that is, the linkage piece 11 is located at the front side of the rotating shaft three 12. Preferably, the pivot position of the front leg 1 and the rear leg 2 is located at the front lower side of the pivot position of the front leg 1 and the lower side of the rider 3, that is, the linkage 11 is located at the front lower side of the third rotating shaft 12.

The front lower part of the front foot 1 is connected with a front wheel 50, and the rear lower part of the rear foot 2 is connected with a rear wheel 20.

When the child cart of the present utility model is to be folded, the rider 3 is rotated forward and downward, the rotation shaft three 12 is used as a rotation shaft, the lower side of the rider 3 is rotated backward and upward relatively, so that the rear side of the linkage 4 is pulled together to be rotated backward and upward, the front side of the linkage 4 is pulled to be rotated backward and upward relatively, the rear side of the rear leg 2 is also rotated backward relatively, so that the rear side of the rear leg 2 is rotated forward by using the linkage 11 as a rotation shaft, and thus, the front leg 1 and the rear leg 2 are rotated relatively, and the included angle between the two is reduced (as shown in fig. 5.6); when the child stroller rotates until the rider 3 can not rotate any more, the child stroller is folded, and after the child stroller is folded, the included angle between the front leg 1 and the rear leg 2 is small, the rider 3 is relatively close to the front leg 1 and the rear leg 2, and the linkage piece 4 is also close to the rear side of the front leg 1 and the front side of the original rear leg 2 (as shown in fig. 7.8).

As described above, the child stroller is designed as above, so that when the child stroller is folded, the child stroller can be folded by rotating the upper side of the rider 3 forwards and downwards, and other components can be driven to rotate together, so that the folding operation of the child stroller is simple and convenient; and each assembly is relatively close after folding, so that the folded child cart is small in size, convenient to carry and carry, and relatively small in occupied space during storage, and therefore relatively convenient to store.

When the folded child cart is to be unfolded, the rider 3 is rotated upwards, so that other components can be driven to rotate reversely until the rider 3 can not rotate any more, and the frame is restored to an unfolded state.

In this embodiment, the stroller is provided with a front leg 1 and a hand 3, the rear leg 2 includes left and right support rods 21, and the front sides of the two support rods 21 are respectively pivoted to the left and right sides of the front leg 1. Preferably, the stroller is provided with a left and a right linkage pieces 4, the front sides of the two linkage pieces 4 are respectively pivoted to the two front legs 1, and the rear sides of the two linkage pieces are pivoted to the rider 3.

Preferably, the front sides of the two linkage members 4 are respectively pivoted to opposite sides of the two front legs 1, that is, the front sides of the two linkage members 4 are located between the two supporting rods 21, so that the child stroller of the utility model has a more compact and more integrated structure, and the left and right widths of the two linkage members 4, the front legs 1 and the rear legs 2 after the two supporting rods 21 are connected can be narrower as a whole, so that the frame is lighter in the unfolded state and smaller in volume after being folded.

Further, the rear sides of the two linkage members 4 are respectively pivoted to the left and right sides of the lower side of the rider 3. Therefore, in the operation of folding and unfolding, the whole frame is stressed more uniformly, so that the operation is smoother.

The rear foot 2 further comprises a connecting rod 22 connected with the rear lower sides of the left and right support rods 21, and the left and right sides of the connecting rod 22 are connected with rear wheels 20. The front side of the front foot 1 is connected with a front wheel connecting seat 5, and the left side and the right side of the front wheel connecting seat 5 are connected with front wheels 50.

In other embodiments, only one strut 21 may be provided on the rear leg 2, and only one corresponding linkage member 4 may be provided; the stroller may further include left and right side brackets connected to each other, each side bracket includes the front leg 1, the rear leg 2, the rider 3, and the linkage 4, that is, the specific shape of the stroller may have multiple substantially identical deformations based on the basic connection principle of the front leg 1, the rear leg 2, the rider 3, and the linkage 4.

The child stroller further comprises a locking mechanism capable of locking the child stroller in an unfolded state, wherein the locking mechanism can be arranged between the front foot 1, the rear foot 2, the rider 3 and the linkage piece 4 which are connected at will, and folding operation can be performed after unlocking the locking mechanism. The specific structure and unlocking mode of the locking mechanism can be any known and feasible structure, and are not described herein because they are not the utility model points of the present utility model.

The upper front side of the rear leg 2 is also connected with a seat support 6. Further, the rear foot 2 is fixedly connected with the seat support seat. The front upper sides of the two struts 21 of the rear leg 2 are fixedly connected with the seat support.

As shown in fig. 7 and 8, the stroller further comprises a seat 7, wherein the front lower side of the seat 7 is connected with the seat support seat 6, the rear lower side of the seat 7 is connected with the rider 3 or the front foot 1, and the upper side of the seat is connected with the upper side of the rider 3.

The left side and the right side of the front lower side of the seat 7 are respectively connected with the left side and the right side of the seat support seat 6. In this embodiment, the seat fixing members 62 are respectively disposed on the left and right sides of the seat support 6, the left and right sides of the front lower side of the seat 7 are respectively connected with the seat fixing members 62 on the left and right sides, and the connection manner may be any known feasible manner such as anchoring, riveting, etc.

The seat support 6 further includes a connecting portion 61 extending from left to right, the connecting portion 61 is connected with the front side of the front leg 2, that is, the front sides of the front leg two struts 21, and the left and right sides of the connecting portion 6 are respectively provided with a seat fixing member 62. After the pushchair is folded, the rider 3 is positioned in front of the connection 61 (as shown in fig. 5.6).

The lower back side of the seat 7 is connected with the lower side of the rider 3 or the rear side of the front foot 1 through a first connecting piece 81, a connecting hook 24 is arranged on the lower side of the rider 3 or the rear side of the front foot 1, the front side of the first connecting piece 81 is connected with the rear side of the seat 7, and the rear side is hooked on the connecting hook 24. In this way, a pulling and tensioning of the rear side of the seat 7 in the unfolded state of the stroller is achieved.

In this embodiment, the first connecting member 81 may be a braid, rope or steel wire connecting member, and the left and right ends thereof are connected to the seat 7, and the rear side thereof is hooked on the connecting hook 24; the webbing, cable or cable connection to the seat 7 may be of any known viable construction. In other embodiments, the first connection member 81 may be configured to be connected to the seat or hooked by the connection hook 24. In yet another embodiment, the underside of the rider 3 or the rear side of the front foot 1 is provided with a connection structure other than a connection hook structure, the first connection member 81 is not provided as a webbing, rope or steel wire or the like connection member, and the seat rear side is connected to the rider 3 or the front foot 1 by other well-known possible structures.

The seat 7 comprises a bearing part 71 and a supporting part 72 with the lower side connected to the periphery of the bearing part 71, wherein the supporting part 72 can rotate relative to the bearing part 71; the front side of the carrying portion 71 is connected to the left and right sides of the seat support 6, and the upper side of the supporting portion 72 is connected to the upper side of the rider 3. In this way, when the child car of the present utility model is folded, the carrying portion 71 and the supporting portion 72 can also be rotated and folded together and positioned between the rider 3 and the front and rear legs 1, 2.

In this embodiment, preferably, the connection portion between the bearing portion 71 and the supporting portion 72 is connected to the rider 3 through the first connection member 81.

The upper side of the handlebar 3 is connected with a handle 31 which extends leftwards and rightwards, and the left side and the right side of the upper side of the seat 7 are respectively connected with the left side and the right side of the handle 31. In this embodiment, the left and right sides of the upper side of the seat 7 are connected to the left and right sides of the handle 31 through second connectors 82, respectively. That is, left and right second connectors 82 are provided, the lower sides of the second connectors 82 are connected to the left and right sides of the upper side of the seat 7, and the upper sides of the second connectors 82 are connected to the left and right sides of the handle 31. Thereby realizing the pulling and tensioning of the left and right points on the upper side of the seat 7 in the unfolded state of the child car. The second connecting member 82 may be a connecting member such as a webbing, a rope, or a steel wire, or may be any other known connecting member, and the connecting member may be connected to the seat 7 and the handlebar 31 by any known structure.

In this embodiment, the seat 7 further includes a canopy 9 attached to the seat or the rider 3 or the handlebar 31, and in this embodiment, lower sides of the left and right sides of the canopy 9 are attached to both sides of the seat 7, respectively (as shown in fig. 9). The structure of the canopy and its connection to the seat 7 or the handlebar 3 or the handlebar 31 may be any known and feasible structure, and is not an utility model point of the present utility model, and thus will not be described herein.

It will be appreciated by those skilled in the art that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and to simplify the description, and are not intended to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and that the directions or positional relationships will correspondingly change when the viewing angle is changed, and thus should not be construed as limiting the present utility model.

Claims (22)

1. A stroller convertible between an expanded state and a collapsed state, characterized by: the child cart comprises front legs, rear legs, a rider and a linkage piece, wherein the front legs and the rear legs are in crossed pin joint, the rear sides of the front legs and the rear sides of the linkage piece are in pin joint with different positions of the lower side of the rider, and the front sides of the linkage piece and the rear legs are in pin joint; the driving vehicle hand upper side rotates downwards to pull the linkage piece to rotate, so that the rear foot is driven to rotate relative to the front foot, and the included angle between the rear foot and the front foot is reduced.

2. The stroller of claim 1, wherein: when the child stroller is in the unfolded state, the pivot joint position of the front side of the linkage piece and the rear foot is located at the front side of the pivot joint position of the front foot and the rear foot.

3. The stroller of claim 2, wherein: the pivot joint position of the rear side of the front foot and the lower side of the rider is positioned at the upper side of the pivot joint position of the rear side of the linkage piece and the lower side of the rear of the vehicle.

4. The stroller of claim 2, wherein: the pivot joint position of the front foot and the rear foot is positioned at the front side of the pivot joint position of the front foot and the lower side of the rider.

5. A stroller according to claim 3, wherein: the pivot joint position of the front foot and the rear foot is positioned at the front side of the pivot joint position of the front foot and the lower side of the rider.

6. A stroller according to any one of claims 1 to 5, wherein: the baby stroller is provided with a front foot and a hand, wherein the rear foot comprises a left supporting rod and a right supporting rod, and the front sides of the two supporting rods are respectively pivoted on the left side and the right side of the front foot.

7. The stroller of claim 6, wherein: the front sides of the two linkage pieces are respectively pivoted to the opposite sides of the two front legs.

8. The stroller of claim 7, wherein: the rear sides of the two linkage pieces are respectively pivoted on the left side and the right side of the lower side of the rider.

9. The stroller of claim 6, wherein: the rear foot also comprises a connecting rod connected with the rear lower sides of the two left and right support rods.

10. The stroller of claim 7, wherein: the rear foot also comprises a connecting rod connected with the rear lower sides of the two left and right support rods.

11. The stroller of claim 8, wherein: the rear foot also comprises a connecting rod connected with the rear lower sides of the two left and right support rods.

12. A stroller according to claim 9, 10 or 11, wherein: the left side and the right side of the connecting rod are both connected with rear wheels.

13. The stroller of any one of claims 1 to 5, 7 to 11, wherein: the front upper side of the rear leg is also connected with a seat supporting seat; the child stroller further comprises a seat, wherein the front lower side of the seat is connected with the seat supporting seat, the rear lower side of the seat is connected with a rider or a front foot, and the upper side of the seat is connected with the upper side of the rider.

14. The stroller of claim 13, wherein: the left side and the right side of the front lower side of the seat are respectively connected with the left side and the right side of the seat supporting seat.

15. The stroller of claim 14, wherein: the rear lower side of the seat is connected with the lower side of the vehicle hand or the rear side of the front foot through a first connecting piece.

16. The stroller of claim 15, wherein: the bicycle is characterized in that a connecting hook is arranged on the lower side or the rear side of the front foot of the bicycle, the front side of the first connecting piece is connected to the rear side of the seat, and the rear side of the first connecting piece is hooked on the connecting hook.

17. The stroller of claim 6, wherein: the front upper side of the rear leg is also connected with a seat supporting seat; the child stroller further comprises a seat, wherein the front lower side of the seat is connected with the seat supporting seat, the rear lower side of the seat is connected with a rider or a front foot, and the upper side of the seat is connected with the upper side of the rider.

18. The stroller of claim 17, wherein: the left side and the right side of the front lower side of the seat are respectively connected with the left side and the right side of the seat supporting seat.

19. The stroller of claim 18, wherein: the rear lower side of the seat is connected with the lower side of the vehicle hand or the rear side of the front foot through a first connecting piece.

20. The stroller of claim 19, wherein: the bicycle is characterized in that a connecting hook is arranged on the lower side or the rear side of the front foot of the bicycle, the front side of the first connecting piece is connected to the rear side of the seat, and the rear side of the first connecting piece is hooked on the connecting hook.

21. The stroller of claim 13, wherein: the upper side of the handle is connected with a handle which extends leftwards and rightwards, and the left side and the right side of the upper side of the seat are respectively connected with the left side and the right side of the handle.

22. A stroller according to any of claims 14 to 20, wherein: the upper side of the handle is connected with a handle which extends leftwards and rightwards, and the left side and the right side of the upper side of the seat are respectively connected with the left side and the right side of the handle.