CN220363380U

CN220363380U - Child cart

Info

Publication number: CN220363380U
Application number: CN202321985856.XU
Authority: CN
Inventors: 马福生
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-19
Anticipated expiration: 2033-07-27

Abstract

The utility model discloses a child stroller, which comprises a frame with an unfolding state and a folding state, a front wheel assembly and a rear wheel assembly, wherein the frame comprises: a base extending in a front-rear direction in a deployed state of the frame; the front wheel assembly is arranged at the bottom of the front bracket, and the rear end part of the base is rotationally connected with the front bracket; the rear wheel assembly is arranged at the bottom of the rear bracket, and the front bracket is rotationally connected with the rear bracket; the push rod is connected with the front bracket in a sliding manner; and the linkage assembly is arranged between the base and the rear bracket and is used for linking the base to be close to the rear bracket when the frame is converted from an unfolding state to a folding state.

Description

Child cart

Technical Field

The utility model relates to the field of children products, in particular to a child trolley.

Background

In the prior art, the child stroller has various structures, usually has an unfolding state and a folding state, the stroller frames of the existing child stroller are various in types, the number of the rods of the stroller frame is different, the connection relation and the connection position between the rods are different, and accordingly the folding principle and the folding mode are also different. How to simplify the structure of the cart frame and the folding mode of the cart frame on the premise of ensuring stable bearing and pushing of children is always a pursuit goal of the person skilled in the art.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides the child trolley which is simple in structure, convenient to fold and operate and compact in structure after being folded.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stroller comprising a frame having an expanded state and a collapsed state, a front wheel assembly, a rear wheel assembly, the frame comprising:

a base extending in a front-rear direction in a deployed state of the frame;

the front wheel assembly is arranged at the bottom of the front bracket, and the rear end part of the base is rotationally connected with the front bracket;

the rear wheel assembly is arranged at the bottom of the rear bracket, and the front bracket is rotationally connected with the rear bracket;

the push rod is connected with the front bracket in a sliding manner;

and the linkage assembly is arranged between the base and the rear bracket and is used for linking the base and the rear bracket to be relatively close when the frame is converted from an unfolding state to a folding state.

In one embodiment, the linkage assembly comprises a connecting piece, one end of the connecting piece is rotatably connected with the front end of the base, and the other end of the connecting piece is rotatably connected with the rear bracket.

In an embodiment, the frame further comprises a seat pocket assembly, the seat pocket assembly is rotatably connected with the base around an axis extending in the up-down direction, and the seat pocket assembly is a foldable assembly.

In an embodiment, the seat pocket assembly includes a seat plate, a front bar, a backrest bar, and a grab bar, an upper end of the front bar is rotatably connected with a front end of the grab bar, a lower end of the front bar is rotatably connected with a front end of the seat plate, an upper end of the backrest bar is rotatably connected with a rear end of the grab bar, a lower end of the backrest bar is rotatably connected with a rear end of the seat plate, and the seat plate is rotatably connected with the base around an axis extending in an up-down direction.

In one embodiment, the front bracket comprises a front bracket body extending obliquely from front to back upwards in the unfolded state of the frame, and a sliding sleeve extending downwards and outwards from the front bracket body, and the push rod is inserted in the sliding sleeve.

In an embodiment, the rear bracket comprises a left rear bracket and a right rear bracket, the front bracket is arranged between the left rear bracket and the right rear bracket, the connecting piece comprises a left connecting piece and a right connecting piece, one end of the left connecting piece is rotationally connected with the front end of the base, the other end of the left connecting piece is rotationally connected with the left rear bracket, one end of the right connecting piece is rotationally connected with the front end of the base, and the other end of the right connecting piece is rotationally connected with the right rear bracket.

In an embodiment, in the unfolded state of the frame, the rotational connection point of the rear bracket and the connecting piece is located above the rotational connection point of the rear bracket and the front bracket

In an embodiment, in the unfolded state of the frame, the rotational connection point of the front bracket and the rear bracket is located in front of the rotational connection point of the base and the front bracket.

In one embodiment, in the unfolded state of the frame, the push rod extends obliquely from front to back upwards, and the push rod takes a downward arched shape.

In an embodiment, the push rod comprises an upper push rod and a lower push rod, the upper push rod and the lower push rod are in sliding telescopic connection, and the upper push rod and the lower push rod are in an arc shape arched downwards.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the novel folding principle, the push rod is arranged on the front support in a sliding mode, and the linkage assembly is arranged, so that the push rod and the front support are tightly stored in a folding state, the base, the front support and the rear support can be relatively linked and closed, the structure is compact and flat, and transportation and storage are facilitated.

Drawings

FIG. 1 is a side view of the stroller of the present utility model in a frame expanded condition;

FIG. 2 is a perspective view of the stroller of the present utility model in a frame expanded condition;

FIG. 3 is an exploded view of the child stroller of the present utility model;

FIG. 4 is a perspective view of the stroller of the present utility model during a reversing process;

FIG. 5 is a side view of the stroller of the present utility model after a change of direction is completed;

FIG. 6 is a first side view of the stroller of the present utility model transitioning from the expanded to the collapsed configuration;

FIG. 7 is a second side view of the stroller of the present utility model transitioning from the expanded to the collapsed frame configuration;

FIG. 8 is a third side view of the stroller of the present utility model transitioning from the expanded to the collapsed frame configuration;

fig. 9 is a side view of the stroller of the present utility model in a collapsed frame condition.

The reference numerals in the figures are:

1. a frame; 11. a base; 12. a front bracket; 121. a front bracket body; 122. a sliding sleeve; 13. a rear bracket; 131. a left rear bracket; 132. a right rear bracket; 14. a push rod; 141. an upper push rod; 142. a push rod is downwards pushed; 15. a connecting piece; 151. a left connecting piece; 152. a right connecting piece; 16. a seat pocket assembly; 161. a seat plate; 162. a front stop lever; 163. a backrest rod; 164. a grab rail; 2. a front wheel assembly; 3. and a rear wheel assembly.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Referring to fig. 1 to 9, the child stroller of the present utility model includes a frame 1 having an unfolded and folded state, a front wheel assembly 2, a rear wheel assembly 3, and the frame 1 includes:

a base 11, the base 11 extending in the front-rear direction in the unfolded state of the frame 1;

a front bracket 12, the front bracket 12 including a front bracket body 121 extending obliquely upward from front to rear in a deployed state of the frame 1, and a slide bush 122 extending downward and outward from the front bracket body 121;

the front wheel assembly 2 is arranged at the bottom of the front bracket 12, and the rear end part of the base 11 is rotationally connected with the front bracket 12;

a rear bracket 13, the rear wheel assembly 3 is disposed at the bottom of the rear bracket 13, the front bracket 12 is rotatably connected with the rear bracket 13, and in the unfolded state of the frame 1, the rotational connection point of the front bracket 12 and the rear bracket 13 is located in front of the rotational connection point of the base 11 and the front bracket 12, specifically in this embodiment, the rear bracket 13 includes a left rear bracket 131 and a right rear bracket 132, the front bracket 12 is disposed between the left rear bracket 131 and the right rear bracket 132, and the front bracket 12 is rotatably connected with the left rear bracket 131 and the right rear bracket 12, respectively;

the push rod 14, in the unfolded state of the frame 1, the push rod 14 extends obliquely from front to back upwards, the push rod 14 takes the shape of a downward arched arc, the push rod 14 is inserted in the sliding sleeve 122 and is in sliding connection with the front bracket 23, however, in other embodiments, the sliding sleeve 122 is not required to be arranged, the push rod 14 and the front bracket 23 can be directly in sliding connection by utilizing the cooperation of the sliding block and the sliding chute, in the present embodiment, the push rod 14 comprises an upper push rod 141 and a lower push rod 142, and the upper push rod 141 and the lower push rod 142 are in sliding telescopic connection, so that the frame 1 has smaller volume in the folded state;

the linkage assembly is arranged between the base 11 and the rear bracket 13 and is used for linking the base 11 and the rear bracket 13 to be relatively close when the frame 1 is converted to a folded state, in the embodiment, the linkage assembly is specifically a connecting piece 15, one end part of the connecting piece 15 is rotationally connected with the front end part of the base 11, the other end part of the connecting piece 15 is rotationally connected with the rear bracket 14, in the unfolded state of the frame 1, the rotational connection point of the rear bracket 14 and the connecting piece 15 is positioned above the rotational connection point of the rear bracket 14 and the front bracket 12, in the embodiment, the connecting piece 15 comprises a left connecting piece 151 and a right connecting piece 152, one end part of the left connecting piece 151 is rotationally connected with the front end part of the base 11, the other end part of the left connecting piece 151 is rotationally connected with the left rear bracket 131, one end part of the right connecting piece 152 is rotationally connected with the front end part of the base 11, and the other end part of the right connecting piece 152 is rotationally connected with the right rear bracket 12;

the seat pocket assembly 16, the seat pocket assembly 16 is collapsible subassembly, the seat pocket assembly 16 includes bedplate 161, preceding pin 162, back pole 163, and grab bar 164, the upper end of preceding pin 162 is connected with the preceding tip rotation of grab bar 164, the lower tip of preceding pin 162 is connected with the preceding tip rotation of bedplate 161, the upper end of back pole 163 is connected with the rear end rotation of grab bar 164, the lower tip of back pole 163 is connected with the rear end rotation of bedplate 161, preceding pin 162, back pole 163, and the rotation relation of connection of grab bar 164 makes the seat pocket assembly 16 can fold under the frame folding condition, the folding volume of children's shallow has been reduced. The seat board 161 is rotatably connected with the base 11 around an axis extending along the up-down direction, the rotating connection of the seat board 161 and the base 11 enables the child stroller to have a reversing function, as shown in fig. 4, namely, the child stroller of the utility model is a schematic diagram when in reversing, and the seat pocket assembly 16 can be smoothly switched to the state as shown in fig. 5 due to the downward arched arc shape of the push rod 14, and the push rod 14 and the seat pocket assembly 16 cannot interfere in the reversing process, however, in other embodiments, such as the child stroller does not need a reversing function, and the seat board is not required, and the front stop rod and the backrest plate are directly connected with the base 11 in a rotating way respectively. A locking structure for locking the seat pocket assembly 16 and the base 11 relative to each other is further provided between the seat pocket assembly 16 and the base 11, and locks the seat pocket assembly 16 and the base 11 relative to each other when the stroller is in a forward use state as shown in fig. 1 and a backward use state as shown in fig. 5.

As shown in fig. 6 to 8, when the frame 1 is converted from the unfolded state to the folded state, the seat pocket assembly 16 is folded downwards first, so that the backrest rod 163 is close to the seat plate 161, to obtain the child stroller in the state of fig. 6, then the upper push rod 141 is slid downwards to close the lower push rod 142, then the push rod 142 is slid downwards to close the front support 12, to obtain the child stroller in the state of fig. 7, finally the seat pocket assembly 16 is pressed downwards to drive the base 11 to close to the front support 12, and due to the linkage assembly, the rear support 13 is rotated upwards to close to the front support 12, so that the child stroller in the state of fig. 9 is folded.

In the description of the present utility model, reference is made to directions such as "front", "rear", "left", "right", "up", "down", etc. which are defined with reference to directions observed when a user pushes the vehicle, that is, as shown in fig. 1, a left direction in the drawing is "front", a right direction in the drawing is "rear", an upper direction in the drawing is "up", a lower direction in the drawing is "down", directions perpendicular to a viewing angle in the drawing are "left" and "right", and the definition of the above directions is merely for convenience of description and simplification of description, and does not indicate or imply that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present utility model.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A stroller comprising a frame having an expanded state and a collapsed state, a front wheel assembly, a rear wheel assembly, wherein the frame comprises:

a base extending in a front-rear direction in a deployed state of the frame;

the push rod is connected with the front bracket in a sliding manner;

2. The stroller of claim 1, wherein: the linkage assembly comprises a connecting piece, one end part of the connecting piece is rotationally connected with the front end part of the base, and the other end part of the connecting piece is rotationally connected with the rear bracket.

3. The stroller of claim 1, wherein: the frame also comprises a seat pocket assembly, wherein the seat pocket assembly is rotationally connected with the base around an axial lead extending along the up-down direction, and the seat pocket assembly is a foldable assembly.

4. A stroller according to claim 3, wherein: the seat pocket assembly comprises a seat plate, a front stop lever, a backrest rod and a grab bar, wherein the upper end part of the front stop lever is rotationally connected with the front end part of the grab bar, the lower end part of the front stop lever is rotationally connected with the front end part of the seat plate, the upper end part of the backrest rod is rotationally connected with the rear end part of the grab bar, the lower end part of the backrest rod is rotationally connected with the rear end part of the seat plate, and the seat plate is rotationally connected with the base around an axial lead extending along the up-down direction.

5. The stroller of claim 1, wherein: the front support comprises a front support body which obliquely extends from front to back to top in the unfolded state of the frame, and a sliding sleeve which extends downwards and outwards from the front support body, and the push rod is inserted into the sliding sleeve.

6. The stroller of claim 2, wherein: the rear support comprises a left rear support and a right rear support, the front support is arranged between the left rear support and the right rear support, the connecting piece comprises a left connecting piece and a right connecting piece, one end of the left connecting piece is rotationally connected with the front end of the base, the other end of the left connecting piece is rotationally connected with the left rear support, one end of the right connecting piece is rotationally connected with the front end of the base, and the other end of the right connecting piece is rotationally connected with the right rear support.

7. The stroller of claim 2, wherein: in the unfolded state of the frame, the rotating connection point of the rear bracket and the connecting piece is positioned above the rotating connection point of the rear bracket and the front bracket.

8. The stroller of claim 1, wherein: in the unfolded state of the frame, the rotating connection point of the front bracket and the rear bracket is positioned in front of the rotating connection point of the base and the front bracket.

9. The stroller of claim 1, wherein: in the unfolded state of the frame, the push rod obliquely extends from front to back and upwards, and the push rod is in a downward arched arc shape.

10. The stroller of claim 9, wherein: the push rod comprises an upper push rod and a lower push rod, the upper push rod is in sliding telescopic connection with the lower push rod, and the upper push rod and the lower push rod are in an arc shape arched downwards.