CN210502825U

CN210502825U - Children's barrow

Info

Publication number: CN210502825U
Application number: CN201921206939.8U
Authority: CN
Inventors: 方仨; 蔚军
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-05-12
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to a children's cart, which comprises a cart frame, wherein the cart frame comprises a front support, a rear support, a push rod component, a seat rod rotationally connected with the front support and a connecting rod rotationally connected with the seat rod, the push rod component comprises an upper push rod and a lower push rod rotationally connected with the upper push rod, the lower push rod, the front support and the rear support are rotationally connected, the connecting rod is also rotationally connected with the upper push rod and the rear support, the connecting rod, the seat rod, the front support, the rear support and the connecting rod, the rear support, the lower push rod and the upper push rod respectively form two four-bar mechanisms, the children's cart also comprises a connecting belt connected at the rear part of the seat rod or at the lower part of the connecting rod, when the children's cart is folded, the connecting belt is lifted, the rear part of the seat rod and the lower part of the connecting rod respectively move upwards, the front part of the seat rod and the upper part of the connecting rod respectively move downwards, the seat, thereby completing the folding of the whole cart frame, realizing the folding of the cart by lifting, and being very convenient to fold.

Description

Children's barrow

Technical Field

The utility model relates to a children's articles for use field, concretely relates to children's shallow.

Background

In the prior art, a stroller generally comprises a stroller frame having an unfolded state and a folded state, a front wheel assembly and a rear wheel assembly, wherein the stroller frame is locked by a locking mechanism when the stroller frame is in the unfolded state. At present, there are many structures capable of folding a stroller frame, such as a stroller disclosed in chinese patent CN205311677U, which comprises a stroller frame having an unfolded state and a folded state, a front wheel assembly disposed at the front part of the bottom of the stroller frame, a rear wheel assembly disposed at the rear part of the bottom, and a locking mechanism for locking the stroller frame in the unfolded state, wherein the stroller frame comprises a front frame, a rear frame having an upper part rotatably connected to the upper part of the front frame, a lower push rod having a lower part rotatably connected to the upper part of the rear frame, an upper push rod having a lower part rotatably connected to the upper part of the lower push rod, a sliding member slidably disposed on the rear frame along the extending direction of the rear frame, a first connecting rod having one end rotatably connected to the lower push rod and the other end rotatably connected to the sliding member, and a second connecting rod having one end rotatably connected to the upper push rod and the other end rotatably. However, how to make the stroller frame more foldable, the stroller frame has a simpler structure and a lower cost is a constant pursuit goal in the field of stroller.

Disclosure of Invention

The utility model aims to solve the technical problem that a modified children's shallow is provided.

For solving the technical problem, the utility model discloses a following technical scheme:

a children's barrow comprises a stroller frame with an unfolding state and a folding state, a front wheel assembly, a rear wheel assembly and a locking mechanism used for locking the stroller frame in the unfolding state, wherein the stroller frame comprises a front support, a rear support, a push rod assembly and a seat rod, the front support and the seat rod are arranged at the lower part of the stroller frame, the front support and the lower part of the front wheel assembly are respectively provided with the rear wheel assembly, the front support and the rear support are respectively rotatably connected with the front support, the push rod assembly comprises an upper push rod and a lower push rod, the upper push rod is rotatably connected with the upper push rod, the lower push rod, the front support and the rear support is rotatably connected with one of the upper push rod, the third support is rotatably connected with the other one of the upper push rod and the rear support, or the three are rotatably connected through the same pivot, the lower part of the stroller frame is rotatably connected with the rear part of the, child cart still including connect seat pole rear portion or the connecting band of connecting rod lower part, child cart when folding, carries the connecting band, the rear portion of seat pole and the lower part of connecting rod upward movement respectively, the anterior of seat pole, the upper portion of connecting rod downward movement respectively, seat pole and connecting rod draw close each other, drive simultaneously the fore-stock with the after-poppet draw close each other go up push rod and push down rod to the after-poppet draws close, thereby accomplish child cart's folding.

According to some aspects of the present disclosure, the connection strap is disposed on the seat post and behind a rotational connection between the connection rod and the seat post; or the connecting band is arranged on the connecting rod and is positioned in front of the rotary connection position of the connecting rod and the seat post.

According to some implementation aspects of the present invention, the two ends of the connection band are connected with the locking mechanism to realize unlocking the locking mechanism.

According to some implementation aspects of the utility model, the rotation junction of after-poppet and connecting rod is located the rotation junction of push up rod and connecting rod between the rotation junction of seatpost and connecting rod.

According to some implementation aspects of the utility model, work as when the children's shallow is in the expansion state, the rotation junction of seat pole and connecting rod is located between fore-stock and the after-poppet.

According to some implementation aspects of the utility model, the connecting rod is located with the rotation junction of last push rod the below of the rotation junction of lower push rod and last push rod.

According to some embodiments of the utility model, the connecting rod is the arc pole, and it includes that top-down slopes forward one section of the connecting rod of extension and certainly one section lower tip of connecting rod is buckled forward and is extended the connecting rod two-stage section that forms downwards, the push up rod rotates with one section of connecting rod and is connected, seat pole, after-poppet respectively with the connecting rod two-stage section rotates to be connected just the seat pole is located with the rotation junction of connecting rod two-stage section the place ahead of the rotation junction of after-poppet and connecting rod two-stage section.

According to some embodiments of the utility model, the after-poppet includes that the lower tip is provided with the after-poppet body and the fixed setting of after-poppet subassembly are in the first connecting piece of the upper end of after-poppet body, fore-stock, push down the pole respectively with the lower part of first connecting piece, upper portion are rotated and are connected, the connecting rod is rotated with the upper portion of after-poppet body and is connected.

According to some embodiments of the utility model, the upper push rod include the lower part with the upper push rod body and the fixed setting that the connecting rod rotates to be connected are in just be located on the upper push rod body the second connecting piece of the top of the rotation junction of connecting rod and upper push rod body, the lower push rod with the second connecting piece rotates to be connected.

According to the utility model discloses an embodiment, push up the push rod body, push down the push rod is parallel to each other.

The utility model discloses a further technical scheme be: a children's barrow comprises a stroller frame with an unfolding state and a folding state, a front wheel assembly, a rear wheel assembly and a locking mechanism used for locking the stroller frame in the unfolding state, wherein the stroller frame comprises a front support, a rear support, a push rod assembly and a seat rod, the front support and the seat rod are arranged at the lower part of the stroller frame, the front support and the lower part of the front wheel assembly are respectively provided with the rear wheel assembly, the front support and the rear support are respectively rotatably connected with the front support, the push rod assembly comprises an upper push rod and a lower push rod, the upper push rod is rotatably connected with the upper push rod, the lower push rod, the front support and the rear support is rotatably connected with one of the upper push rod, the third support is rotatably connected with the other one of the upper push rod and the rear support, or the three are rotatably connected through the same pivot, the lower part of the stroller frame is rotatably connected with the rear part of the, the seat pole with be provided with the cloth cover that forms children's bearing space on the connecting rod, children's shallow still includes that both ends are connected seat pole rear portion or the connecting band of connecting rod lower part, the part of connecting band passes the cloth cover and extends to the children that the cloth cover formed and bear the space in, through carrying in children bear the space and play the connecting band is realized children's shallow's folding.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model is folded to lift the connecting belt, the rear part of the seat post and the lower part of the connecting rod move upwards respectively, the front part of the seat post and the upper part of the connecting rod move downwards respectively, the seat post and the connecting rod are closed up, simultaneously drives the front bracket and the rear bracket to approach each other, the upper push rod and the lower push rod to approach the rear bracket, thereby completing the folding of the whole stroller frame, realizing the folding of the stroller by lifting, having compact structure, small volume and convenient carrying and storage, and set up the connecting band on seatpost or connecting rod and make the connecting band can directly pass the cloth cover that sets up on seatpost and connecting rod, extend in children bear the weight of the space, can not see the connecting band from the side between seatpost and connecting rod and the cloth cover, pleasing to the eye and if the interval is big between seatpost and connecting rod and the cloth cover, the connecting band can cause and can't realize one and carry promptly folding in the vertical direction of frame side extension a distance.

Drawings

Fig. 1 is a schematic perspective view of a stroller according to an embodiment of the present invention in an unfolded state;

fig. 2 is a schematic side view of a stroller according to an embodiment of the present invention in a deployed state;

fig. 3 is a schematic perspective view of the stroller in a semi-folded state according to an embodiment of the present invention;

fig. 4 is a schematic side view of a stroller according to an embodiment of the present invention in a semi-folded state;

fig. 5 is a perspective view of the stroller according to an embodiment of the present invention in a folded state;

fig. 6 is a schematic side view of a stroller according to an embodiment of the present invention in a folded state;

fig. 7 is a perspective view (showing the seat plate) of the stroller according to an embodiment of the present invention in a deployed state;

in the figure: 1. a front wheel assembly; 2. a rear wheel assembly; 3. a front bracket; 4. a rear bracket; 41. a rear bracket body; 42. a first connecting member; 5. a push rod assembly; 51. a push rod is arranged; 52. a lower push rod; 6. a connecting rod; 7. a seat post; 8. a connecting belt; 9. a seat plate;

A. a first rotating shaft; B. a second rotating shaft; C. a third rotating shaft; D. a fourth rotating shaft; E. a fifth rotating shaft; F. a sixth rotating shaft; G. a seventh rotating shaft.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1-6, the utility model discloses a children's shallow of an embodiment, including the shallow frame that has expansion state and fold condition, front wheel subassembly 1, rear wheel subassembly 2 and be used for locking the shallow frame in the locking mechanical system of expansion state, the shallow frame is including the collateral branch frame that is located two sides of shallow, every collateral branch frame includes that the lower part is provided with front support 3 of front wheel subassembly 1, the lower part is provided with rear support 4 of rear wheel subassembly 2, push rod subassembly 5 and anterior and front support 3 rotate the seat pole 7 of being connected through first pivot a mutually, push rod subassembly 5 includes push-up rod 51 and upper portion and push-up rod 51 and rotate the lower push rod 52 of being connected through second pivot B mutually, lower push rod 52, front support 3, both of rear support 4 three rotate and connect, and the third person rotates and is connected with both, or the three is connected through same pivot rotation. In this example, the upper portion of the front frame 3 and the upper portion of the rear frame 4 are rotatably connected by a third rotation shaft C, and the lower portion of the lower push rod 52 and the upper portion of the rear frame 4 are rotatably connected by a fourth rotation shaft D.

Each side support also comprises a connecting rod 6, the lower part of each connecting rod is rotationally connected with the rear part of the seat rod 7 through a fifth rotating shaft E, the upper part of each connecting rod 6 is rotationally connected with the upper push rod 51 through a sixth rotating shaft F, the connecting rod 6 is also rotationally connected with the rear support 4 through a seventh rotating shaft G, and the connecting rod 6, the seat rod 7, the front support 3, the rear support 4, the connecting rod 6, the rear support 4, the lower push rod 52 and the upper push rod 51 respectively form two four-bar mechanisms.

The stroller further comprises a connecting strap 8 connected between the rear portions of the two side seat bars 7 or the lower portions of the two side links 6. The connecting position of the connecting belt 8 can be, for example, such that the connecting belt 8 is arranged on the seat post 7 and is positioned behind the rotary connection position of the connecting rod 6 and the seat post 7; or the connecting belt 8 is arranged on the connecting rod 6 and is positioned in front of the rotary connection part of the connecting rod 6 and the seat post 7. In this example, the connecting band 8 is connected to the rear end portions of the two side seat bars 7.

As shown in fig. 2, in this embodiment, when the stroller is in the unfolded state, the sixth rotating shaft F, the seventh rotating shaft G, and the fifth rotating shaft E are sequentially distributed along the up-down direction of the link 6 on the link 6; on the seat post 7, the first rotating shaft A is positioned in front of the fifth rotating shaft E; on the front bracket 3, the third rotating shaft C is positioned above the first rotating shaft A; on the lower push rod 52, the second rotating shaft B is positioned above the fourth rotating shaft D; on the upper push rod 51, the second rotating shaft B is positioned above the sixth rotating shaft F; on the rear bracket 4, the seventh rotating shaft G is positioned at the rear lower part of the fourth rotating shaft D and the third rotating shaft C; the fifth rotation axis E is located between the front supporter 3 and the rear supporter 4. In other embodiments, the fourth rotating shaft D and the third rotating shaft C may be the same rotating shaft.

Specifically, the connecting rod 6 is an arc-shaped rod, and includes a connecting rod section which is inclined forward and extends from top to bottom and a connecting rod section which is bent forward from the lower end of the connecting rod section and extends downward, the upper push rod 51 is rotatably connected with the connecting rod section through a sixth rotating shaft F, and the seat rod 7 and the rear bracket 4 are rotatably connected with the connecting rod section through a fifth rotating shaft E and a seventh rotating shaft G respectively.

Specifically, the rear bracket 4 includes a rear bracket body 41 having a lower end portion provided with the rear wheel assembly 2 and a first connecting member 42 fixedly provided at an upper end portion of the rear bracket body 41, the front bracket 3 and the lower push rod 52 are rotatably connected to a lower portion and an upper portion of the first connecting member 42 through a third rotating shaft C and a fourth rotating shaft D, respectively, and the connecting rod 6 is rotatably connected to the rear bracket body 41 through a seventh rotating shaft G.

Specifically, the upper push rod 51 includes an upper push rod body with a lower portion rotatably connected to the connecting rod 6 through a sixth rotating shaft F, and a second connecting member fixedly disposed on the upper push rod body and located above the sixth rotating shaft F, and the lower push rod 52 is rotatably connected to the second connecting member through a second rotating shaft B. The upper push rod body and the lower push rod 52 are parallel to each other.

The specific structure of the locking mechanism of the utility model is not limited, as long as the child stroller can be locked in the unfolded state. The unlocking of the locking mechanism can be realized by adopting a key arranged on the cart frame to unlock, namely, the locking mechanism can be unlocked by operating the key, and also can be unlocked by adopting a connecting belt, namely, when the connecting belt is lifted, the unlocking of the locking mechanism is realized, if a locking groove is arranged on the connecting rod 6, a pin shaft is arranged on the seat rod 7, two ends of the connecting belt 8 are connected with the pin shaft, the pin shaft is inserted into the locking groove when the locking mechanism is locked, and when the connecting belt is lifted, the connecting belt 8 pulls the pin shaft to be separated from the locking groove, so that the locking mechanism is. In other embodiments, other approaches may be used.

In other embodiments, as shown in fig. 7, the seat board 9 is disposed on the seat rod 7, a cloth cover (not shown in fig. 7) forming a child bearing space is disposed on the seat rod 7 and the connecting rod 6, the seat board 9 is disposed in the cloth cover, a portion of the connecting band 8 extends into the child bearing space formed by the cloth cover through the cloth cover and the seat board 9, and the folding of the stroller is realized by lifting the connecting band 8 in the child bearing space. So set up, connecting band 8 can not be seen from the side between seatpost 7 and connecting rod 6 and the cloth cover, can not influence children's shallow holistic aesthetic property because of connecting band 8's setting.

The folding principle of the baby stroller is as follows:

as shown in fig. 1-2, the stroller is in an unfolded state, when the stroller needs to be folded, the connecting band 8 is lifted, the locking mechanism is unlocked (or the locking mechanism is unlocked first, and then the connecting band 8 is lifted), the rear portion of the seat post 7 and the lower portion of the connecting rod 6 respectively move upward, the front portion of the seat post 7 and the upper portion of the connecting rod 6 respectively move downward, the seat post 7 and the connecting rod 6 are drawn close to each other to drive the front bracket 3 and the rear bracket 4 to draw close to each other, meanwhile, the upper portion of the connecting rod 6 moves downward to drive the upper push rod 51 to move downward and draw close to the rear bracket 4, and the downward movement of the upper push rod 51 makes the lower push rod 52 turn downward around the fourth rotating shaft D to be drawn close to the rear bracket 4, so as to complete folding of the stroller, as shown in fig. 5. The folding child cart is convenient to fold when being carried, and is compact in structure, small in size, convenient to carry and store after being folded.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a children's shallow, including have the shallow frame, front wheel subassembly, the rear wheel subassembly of expansion state and fold condition and be used for with shallow frame lock is in the locking mechanical system of expansion state, shallow frame includes that the lower part is provided with fore-stock, lower part of front wheel subassembly are provided with rear carriage, push rod subassembly and the front portion of rear wheel subassembly with the fore-stock rotates the seat pole of connecting, push rod subassembly include push rod and upper portion with push rod rotates the push rod down who connects, both rotate among push rod, fore-stock, the rear bracket three and connect, and the third person with one of them rotates and connects, perhaps the three is connected its characterized in that through same pivot rotation: the stroller frame further comprises a lower portion and a connecting rod connected with the rear portion of the seat post in a rotating mode, the upper portion of the connecting rod is connected with the upper push rod in a rotating mode, the connecting rod is connected with the rear support in a rotating mode, the stroller further comprises a connecting band connected with the rear portion of the seat post or the lower portion of the connecting rod, the connecting band is lifted when the stroller is folded, the rear portion of the seat post and the lower portion of the connecting rod move upwards respectively, the front portion of the seat post and the upper portion of the connecting rod move downwards respectively, the seat post and the connecting rod are drawn close to each other, the front support is driven simultaneously, the rear support is drawn close to the upper push rod and the lower push rod, the upper push rod and the lower push rod are drawn close to the rear support, and therefore.

2. The stroller of claim 1, wherein: the connecting band is arranged on the seat rod and is positioned behind the rotary connection part of the connecting rod and the seat rod; or the connecting band is arranged on the connecting rod and is positioned in front of the rotary connection position of the connecting rod and the seat post.

3. The stroller of claim 1, wherein: and the two ends of the connecting belt are connected with the locking mechanism to unlock the locking mechanism.

4. The stroller of claim 1, wherein: the rotary connecting part of the rear bracket and the connecting rod is positioned between the rotary connecting part of the upper push rod and the connecting rod and the rotary connecting part of the seat rod and the connecting rod.

5. The stroller of claim 1, wherein: when the child stroller is in the unfolded state, the rotating connection position of the seat rod and the connecting rod is positioned between the front support and the rear support.

6. The stroller of claim 1, wherein: the rotary connection part of the connecting rod and the upper push rod is positioned below the rotary connection part of the lower push rod and the upper push rod.

7. Child stroller according to any of claims 1 to 6, characterized in that: the rear support comprises a rear support body with a lower end part provided with a rear wheel assembly and a first connecting piece fixedly arranged at the upper end part of the rear support body, the front support and the lower push rod are respectively connected with the lower part and the upper part of the first connecting piece in a rotating manner, and the connecting rod is connected with the upper part of the rear support body in a rotating manner.

8. Child stroller according to any of claims 1 to 6, characterized in that: the upper push rod comprises an upper push rod body and a second connecting piece, the lower portion of the upper push rod body is rotatably connected with the connecting rod, the second connecting piece is fixedly arranged on the upper push rod body and is positioned above the rotating connection position of the connecting rod and the upper push rod body, and the lower push rod is rotatably connected with the second connecting piece.

9. The stroller of claim 1, wherein: the upper push rod body and the lower push rod are parallel to each other.

10. The utility model provides a children's shallow, including have the shallow frame, front wheel subassembly, the rear wheel subassembly of expansion state and fold condition and be used for with shallow frame lock is in the locking mechanical system of expansion state, shallow frame includes that the lower part is provided with fore-stock, lower part of front wheel subassembly are provided with rear carriage, push rod subassembly and the front portion of rear wheel subassembly with the fore-stock rotates the seat pole of connecting, push rod subassembly include push rod and upper portion with push rod rotates the push rod down who connects, both rotate among push rod, fore-stock, the rear bracket three and connect, and the third person with one of them rotates and connects, perhaps the three is connected its characterized in that through same pivot rotation: the stroller frame further comprises a lower portion and a connecting rod connected with the rear portion of the seat post in a rotating mode, the upper portion of the connecting rod is connected with the upper push rod in a rotating mode, the connecting rod is further connected with the rear support in a rotating mode, the seat post is provided with a cloth cover forming a child bearing space on the connecting rod, the stroller frame further comprises two ends, the two ends of the connecting rod are connected with the rear portion of the seat post or a connecting belt on the lower portion of the connecting rod, the part of the connecting belt penetrates through the cloth cover and extends into the child bearing space formed by the cloth cover, and the connecting belt is lifted in the child bearing space to achieve folding of the stroller.