CN219257453U

CN219257453U - Child's bike

Info

Publication number: CN219257453U
Application number: CN202222565746.XU
Authority: CN
Inventors: 闫德锋; 张孟
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-27
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a baby carrier, which comprises a bottom frame, an upper surrounding frame, a backrest rod, a folding mechanism and a linkage mechanism, wherein the upper surrounding frame is positioned above the bottom frame, the backrest rod is used for a child to lean against and is provided with an unfolding position and a folding position, the folding mechanism is arranged between the bottom frame and the upper surrounding frame and enables the upper surrounding frame to be in the unfolding position and the folding position, the lower part of the backrest rod is rotationally connected with the bottom frame, the linkage mechanism is connected between the folding mechanism and the backrest rod and drives one of the folding mechanism and the backrest rod to synchronously act when the other is operated, the linkage mechanism comprises a connecting rod, one end part of the connecting rod is rotationally connected with the backrest rod, and the other end part of the connecting rod is rotationally connected with the folding mechanism. When one of the backrest rod and the upper surrounding frame is folded, the other can be driven to be synchronously folded through the connecting rod, and when one of the backrest rod and the upper surrounding frame is unfolded from a folded state, the other can be driven to be synchronously unfolded through the connecting rod, so that the child car is convenient to use.

Description

Child's bike

Technical Field

The utility model relates to the technical field of children supplies, in particular to a children's vehicle.

Background

The children's trailer not only can carry children for use outside, but also can be used as the instrument of transportation article simultaneously, and this makes children's trailer's use more and more widely. The child trailer comprises a bottom frame, an upper surrounding frame arranged above the bottom frame and a backrest for children to lean on, and is convenient to carry and store, and the child trailer can be folded generally. In the prior art, when the child trailer is folded, the backrest and the upper surrounding frame are required to be folded independently, and when the child vehicle is unfolded from a folded state, the child vehicle is inconvenient to use.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide a baby carrier, wherein when one of a backrest rod and an upper surrounding frame is folded, the other can be driven to be synchronously folded through a connecting rod, and when one of the backrest rod and the upper surrounding frame is unfolded from a folded state, the other can be driven to be synchronously unfolded through the connecting rod.

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

the utility model provides a child's bike, includes the chassis, is located enclose the frame on the chassis top, be used for supplying children to lean on and have the back pole of expansion position and folding position and set up the chassis with enclose between the frame and go up and make it is in the folding mechanism of expansion position and folding position to enclose the frame on, the lower part of back pole with the chassis rotates to be connected, the child's bike still includes and connects folding mechanism with between the back pole when one of folding mechanism and the back pole acts, order about the synchronous action of another one's link mechanism, link mechanism includes the connecting rod, the one end of connecting rod with the back pole rotates to be connected, the other end of connecting rod with folding mechanism rotates to be connected.

Preferably, the folding mechanism comprises an upper rod and a lower rod, the upper end part of the upper rod is rotationally connected with the upper surrounding frame, the lower end part of the upper rod is rotationally connected with the upper end part of the lower rod, the lower end part of the lower rod is rotationally connected with the underframe, one end part of the connecting rod is rotationally connected with the backrest rod, and the other end part of the connecting rod is rotationally connected with the upper part of the lower rod.

Further, when the upper enclosure frame is in the unfolded position, the upper rod and the lower rod are in the same plane.

Further, when the upper enclosure frame is in the unfolding position, on the lower rod, the rotation connection position of the upper rod and the lower rod is located above the rotation connection position of the connecting rod and the lower rod.

Further, the upper rod comprises a first vertical rod positioned at the left side and the right side and a first cross rod arranged between the first vertical rods at the left side and the right side, the lower rod comprises a second vertical rod positioned at the left side and the right side and a second cross rod arranged between the second vertical rods at the left side and the right side, the upper end part of the first vertical rod at each side is rotationally connected with the upper surrounding frame, the lower end part of the first vertical rod at each side or one end part of the first cross rod is rotationally connected with the upper end part of the second vertical rod at one side or one end part of the second cross rod at the corresponding side, the lower end part of the second vertical rod at each side is rotationally connected with the bottom frame, the back rod comprises a back support rod positioned at the left side and a back support rod arranged at the left side and the right side, the connecting rod is respectively arranged at the left side and the right side, the lower part of the back support rod at each side is rotationally connected with the bottom frame, one end part of the connecting rod at each side is rotationally connected with the corresponding second end part of the back support rod at one side.

In a specific embodiment, when the upper enclosure frame and the backrest rod are both in the unfolding positions, the first cross rod is connected with the first vertical rods on two sides or integrally arranged to form a U-shaped structure with an upward opening, the second cross rod is connected with the second vertical rods on two sides or integrally arranged to form a U-shaped structure with a downward opening, and the backrest cross rod is connected with the backrest struts on two sides or integrally arranged to form a U-shaped structure with a downward opening.

Further, two ends of the first cross rod are respectively and rotatably connected with corresponding one ends of the second cross rod.

Preferably, the stroller further comprises a locking mechanism for locking both the upper peripheral frame and the back bar in the deployed position.

Preferably, the backrest rod is respectively arranged at the front side and the rear side, the folding mechanism is respectively arranged between the front end part of the bottom frame and the front end part of the upper surrounding frame, and between the rear end part of the bottom frame and the rear end part of the upper surrounding frame, and the linkage mechanism is correspondingly arranged between the backrest rod and the folding mechanism at the same side.

Preferably, the upper enclosure frame is parallel to the underframe when the upper enclosure frame is switched among an unfolding position, a folding position and an unfolding position and a folding position.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: when the baby carrier is folded, the backrest rod can be operated to rotate relative to the underframe to be close to the underframe, and the folding mechanism can be synchronously pulled by the connecting rod at the moment, so that the folding mechanism is folded, and the upper surrounding frame synchronously moves downwards to be close to the underframe. When the baby carrier is folded, the folding mechanism can be operated to fold the baby carrier, so that the upper surrounding frame moves downwards to be close to the underframe, and the backrest rod can be pulled by the connecting rod to synchronously rotate relative to the underframe to be close to the underframe, namely, when one of the backrest rod and the upper surrounding frame is folded, the other can be driven to be synchronously folded by the connecting rod. The same is true when the baby carrier is unfolded from the folded state, and when one of the backrest rod and the folding mechanism is unfolded, the other is synchronously operated, so that the backrest rod and the upper surrounding frame synchronously realize the unfolding operation. Therefore, the backrest rod and the upper surrounding frame do not need to be independently operated when the child car is unfolded and folded, so that the child car is very convenient to use.

Drawings

FIG. 1 is a perspective view of a child's vehicle of the present embodiment with both the upper enclosure and the back bar in the deployed position;

FIG. 2 is a schematic side view of the child's vehicle of the present embodiment with both the upper enclosure and the back bar in the deployed position;

FIG. 3 is a perspective view of the child car of the present embodiment during folding of the upper peripheral frame and the back bar;

FIG. 4 is a schematic side view of the child's vehicle of the present embodiment during folding of the upper peripheral frame and the back bar;

FIG. 5 is a perspective view of the child car of the present embodiment with both the upper peripheral frame and the back bar in a folded position;

fig. 6 is a schematic side view of the child car of the present embodiment with both the upper enclosure and the back bar in a folded position.

Wherein: 1. a chassis; 2. an upper surrounding frame; 3. a backrest rod; 4. a push rod; 5. a front wheel assembly; 6. a rear wheel assembly; 71. a pole is arranged; 72. a lower rod; 8. and a connecting rod.

Detailed Description

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

As shown in fig. 1 to 6, the child car of the present utility model includes a bottom chassis 1, an upper peripheral frame 2, a backrest bar 3, and a push rod 4. The upper surrounding frame 2 is positioned above the underframe 1. The backrest rod 3 is used for leaning on the back of the child, and the lower end part of the backrest rod 3 is rotatably connected with the underframe 1. A push rod 4 is provided on the chassis 1 for pushing or pulling the buggy. The buggy further comprises a front wheel assembly 5 arranged at the bottom front of the chassis 1 and a rear wheel assembly 6 arranged at the bottom rear of the chassis 1.

The stroller has an unfolded state and a folded state. When the child's carriage is in the unfolded state, the upper peripheral frame 2 is in the unfolded position, which is away from the chassis 1, and a containing space is formed between the chassis 1 and the upper peripheral frame 2, and the containing space is used for the child to sit, lie down, or be used for placing articles. The backrest rod 3 is in an unfolding position, is obliquely arranged from bottom to top and is positioned in a containing space formed between the underframe 1 and the upper surrounding frame 2. As shown in fig. 1 and 2.

When the baby carriage is in a folded state, the upper enclosure frame 2 is in a folded position, and is close to the underframe 1. The backrest bar 3 is also in a folded position, which is close to the chassis 1 and approximately parallel to the chassis 1, as shown in fig. 5 and 6.

Preferably the upper peripheral frame 2 is parallel to the chassis 1 both in the unfolded position and in the folded position.

The baby carrier also comprises a folding mechanism which is connected between the underframe 1 and the upper surrounding frame 2. The folding mechanism can be unfolded and folded, the upper surrounding frame 2 can be driven to be in an unfolding position through the unfolding action of the folding mechanism, and the upper surrounding frame 2 can be driven to be in a folding position through the folding action of the folding mechanism.

Specifically, the folding mechanism includes an upper lever 71 and a lower lever 72, the upper end of the upper lever 71 is rotatably connected to the upper peripheral frame 2, the lower end of the upper lever 71 is rotatably connected to the upper end of the lower lever 72, and the lower end of the lower lever 72 is rotatably connected to the chassis 1.

When the folding mechanism is in the unfolded state, the upper enclosure frame 2 is in the unfolded position, and the upper rod 71 and the lower rod 72 are in the same plane. When the folding mechanism is in the folded state, the upper surrounding frame 2 is in the folded position, and the upper rod 71 and the lower rod 72 are close together.

The upper bar 71 includes first vertical bars located at the left and right sides and first cross bars disposed between the first vertical bars at the left and right sides. The lower bar 72 includes second vertical bars located at the left and right sides and second cross bars disposed between the second vertical bars at the left and right sides. The upper end of the first vertical rod on each side is rotationally connected with the upper surrounding frame 2, the lower end of the first vertical rod on each side or one end of the first cross rod is rotationally connected with the upper end of the second vertical rod on the corresponding side or one end of the second cross rod, and the lower end of the second vertical rod on each side is rotationally connected with the underframe 1.

Preferably, when the upper enclosure frame 2 is in the unfolding position, the first cross rod is connected with the first vertical rods on two sides or integrally arranged to form a U-shaped structure with an upward opening, the second cross rod is connected with the second vertical rods on two sides or integrally arranged to form a U-shaped structure with a downward opening, and two end parts of the first cross rod are respectively connected with corresponding end parts of the second cross rod in a rotating manner.

The baby carrier also comprises a linkage mechanism, wherein the linkage mechanism is connected between the folding mechanism and the backrest rod 3, and when one of the folding mechanism and the backrest rod 3 acts, the other can be driven to act synchronously. Namely, when the baby carrier is folded, the backrest rod 3 can be operated to rotate relative to the underframe 1 to be close to the underframe 1, and at the moment, the folding mechanism can be synchronously folded through the linkage mechanism, so that the upper surrounding frame 2 synchronously moves downwards to be close to the underframe 1. When the baby carrier is folded, the folding mechanism can be operated to fold the baby carrier, so that the upper surrounding frame 2 moves downwards to be close to the underframe 1, and at the moment, the backrest rod 3 can be driven to synchronously rotate relative to the underframe 1 to be close to the underframe 1 through the linkage mechanism, namely, when one of the backrest rod 3 and the upper surrounding frame 2 is folded, the other can be driven to synchronously fold through the linkage mechanism. As well as when the baby carrier is unfolded from the folded state, when one of the backrest rod 3 and the folding mechanism is unfolded, the other can be synchronously operated, so that the backrest rod 3 and the upper surrounding frame 2 synchronously realize the unfolding operation. Therefore, the backrest rod 3 and the upper surrounding frame 2 do not need to be independently operated when the child car is unfolded and folded, so that the child car can be unfolded or folded synchronously, and the child car is very convenient to use.

The linkage mechanism includes a link 8, one end of the link 8 is rotatably connected to the backrest rod 3, and the other end of the link 8 is rotatably connected to the upper portion of the lower rod 72. Thus, a four bar linkage is formed between the chassis 1, the lower bar 72, the link 8 and the backrest bar 3.

When the upper peripheral frame 2 is in the unfolded position, on the lower rod 72, the rotational connection of the upper rod 71 and the lower rod 72 is located above the rotational connection of the link 8 and the lower rod 72.

In this embodiment, the backrest rod 3 includes backrest struts located on the left and right sides and a backrest cross bar disposed between the backrest struts on the left and right sides, and the lower portion of each backrest strut is rotatably connected to the chassis 1. When the backrest bar 3 is in the unfolded position, the backrest cross bar is preferably connected with the backrest struts on both sides or integrally arranged to form a U-shaped structure with the opening facing downwards.

The connecting rods 8 are correspondingly arranged on the left side and the right side respectively, one end part of each connecting rod 8 on each side is rotationally connected with the backrest support rod on the corresponding side, and the other end part of each connecting rod 8 on each side is rotationally connected with the upper part of the second vertical rod on the corresponding side.

The child car further comprises a locking mechanism for locking both the upper peripheral frame 2 and the back rest bar 3 in the unfolded position, the locking mechanism may be provided between two members connected by any rotation in the four bar linkage mechanism described above, or the locking mechanism may be provided between the back rest bar 3 and the upper peripheral frame 2, or between the upper bar 71 and the lower bar 72.

In the present embodiment, the backrest bars 3 are provided on the front and rear sides of the child car, respectively, and the folding mechanisms are provided between the front end portion of the chassis 1 and the front end portion of the upper peripheral frame 2, and between the rear end portion of the chassis 1 and the rear end portion of the upper peripheral frame 2, respectively. Correspondingly, the linkage mechanisms are respectively and correspondingly arranged between the backrest rod 3 and the folding mechanism on the same side.

When the baby carrier is folded from the unfolded state, the locking mechanism is unlocked firstly, the backrest rod 3 is rotated towards the inner side direction of the accommodating space to be close to the underframe 1, the connecting rod 8 is also moved towards the inner side direction of the accommodating space, the upper part of the lower rod 72 is pulled to move towards the same direction, the upper rod 71 is rotated downwards to be close to the lower rod 72, the upper surrounding frame 2 is kept parallel to the underframe 1 to be moved downwards to be close to the underframe 1, and the folding process is shown in fig. 3 and 4. Until the backrest rods 3 on the front side and the rear side are close to the underframe 1, the backrest rods 3 on the front side and the rear side are approximately parallel to the underframe 1, the upper surrounding frame 2 is also close to the underframe 1, and the upper surrounding frame 2 and the backrest rods 3 are folded as shown in fig. 5 and 6.

When the baby carrier is folded, after the locking mechanism is unlocked, the upper surrounding frame 2 is pressed down, so that the upper rod 71 and the lower rod 72 relatively rotate to be close, and the upper surrounding frame 2 keeps a state parallel to the underframe 1 and moves downwards to be close to the underframe 1. When the lower rod 72 rotates, the backrest rod 3 is pushed to synchronously rotate relative to the underframe 1 through the connecting rod 8 to be close to the underframe 1, so that the backrest rod 3 is folded until the upper surrounding frame 2 and the backrest rod 3 synchronously complete folding operation.

When the upper surrounding frame 2 and the backrest rod 3 are both in the folded position, the push rod 4 is close to the underframe 1, and the baby carriage is in the folded state.

When the child car is unfolded from the folded state, after the push rod 4 is reversely moved to the unfolded position, the backrest rod 3 is reversely rotated away from the chassis 1, the upper part of the lower rod 72 is pushed to move by the connecting rod 8, so that the upper rod 71 and the lower rod 72 relatively rotate away, the upper surrounding frame 2 is kept parallel to the chassis 1 and moves upwards away from the chassis 1 until the backrest rod 3 and the upper surrounding frame 2 are both moved to the unfolded position.

When the baby carrier is unfolded from the folded state, after the push rod 3 is reversely moved to the unfolded position, the upper surrounding frame 2 can be lifted upwards, the upper rod 71 and the lower rod 72 can be unfolded in a relative rotation manner, and the upper surrounding frame 2 can be kept parallel to the underframe 1 and can be moved upwards away from the underframe 1. When the lower rod 72 rotates, the backrest rod 3 is pushed to synchronously rotate relative to the underframe 1 by the connecting rod 8 to be far away from the underframe 1, so that the backrest rod 3 is unfolded until the upper surrounding frame 2 and the backrest rod 3 synchronously complete unfolding operation.

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. The utility model provides a child's bike, includes the chassis, is located go up surrounding the frame, be used for supplying children to lean on and have the back pole of expansion position and folding position and set up the chassis with go up surrounding between the frame and make go up surrounding the frame and be in expansion position and folding position's folding mechanism, the lower part of back pole with the chassis rotates to be connected, its characterized in that: the baby carrier further comprises a linkage mechanism which is connected between the folding mechanism and the backrest rod and drives one of the folding mechanism and the backrest rod to synchronously act when the other is operated, the linkage mechanism comprises a connecting rod, one end part of the connecting rod is rotationally connected with the backrest rod, and the other end part of the connecting rod is rotationally connected with the folding mechanism.

2. A child vehicle according to claim 1, wherein: the folding mechanism comprises an upper rod and a lower rod, the upper end part of the upper rod is rotationally connected with the upper surrounding frame, the lower end part of the upper rod is rotationally connected with the upper end part of the lower rod, the lower end part of the lower rod is rotationally connected with the underframe, one end part of the connecting rod is rotationally connected with the backrest rod, and the other end part of the connecting rod is rotationally connected with the upper part of the lower rod.

3. A child vehicle according to claim 2, wherein: when the upper surrounding frame is in the unfolding position, the upper rod and the lower rod are in the same plane.

4. A child vehicle according to claim 2, wherein: when the upper surrounding frame is in the unfolding position, on the lower rod, the rotating connection position of the upper rod and the lower rod is positioned above the rotating connection position of the connecting rod and the lower rod.

5. A child vehicle according to claim 2, wherein: the upper rod comprises a first vertical rod positioned at the left side and the right side and a first cross rod arranged between the first vertical rods and arranged at the left side and the right side, the lower rod comprises a second vertical rod positioned at the left side and the right side and a second cross rod arranged between the second vertical rods, the upper end part of each first vertical rod is rotationally connected with the upper surrounding frame, the lower end part of each first vertical rod or one end part of each first cross rod is rotationally connected with the upper end part of the second vertical rod or one end part of the second cross rod on the corresponding side, the lower end part of each second vertical rod is rotationally connected with the underframe, the backrest rod comprises a backrest support rod positioned at the left side and a backrest cross rod arranged between the backrest support rods on the left side and the right side, the connecting rods are respectively arranged at the left side and the right side, the lower part of each backrest support rod is rotationally connected with the underframe, one end part of each connecting rod is rotationally connected with the backrest support rod on the corresponding side, and the other end part of each connecting rod is rotationally connected with the second end part of the corresponding side of the backrest support rod.

6. A child's vehicle according to claim 5, wherein: when the upper surrounding frame and the backrest rod are both in the unfolding position, the first cross rod and the first vertical rods on two sides are connected or integrally arranged to form a U-shaped structure with an upward opening, the second cross rod and the second vertical rods on two sides are connected or integrally arranged to form a U-shaped structure with a downward opening, and the backrest cross rod and the backrest support rods on two sides are connected or integrally arranged to form a U-shaped structure with a downward opening.

7. A child car according to claim 6, wherein: the two ends of the first cross rod are respectively and rotatably connected with the corresponding one end parts of the second cross rod.

8. A child vehicle according to claim 1, wherein: the stroller further comprises a locking mechanism for locking both the upper peripheral frame and the back bar in the deployed position.

9. A child vehicle according to claim 1, wherein: the backrest rod is respectively arranged on the front side and the rear side, the folding mechanism is respectively arranged between the front end part of the bottom frame and the front end part of the upper surrounding frame, and between the rear end part of the bottom frame and the rear end part of the upper surrounding frame, and the linkage mechanism is correspondingly arranged between the backrest rod and the folding mechanism on the same side.

10. A child vehicle according to claim 1, wherein: when the upper surrounding frame is converted among the unfolding position, the folding position and the unfolding position, the upper surrounding frame is parallel to the underframe.