CN216424521U

CN216424521U - Children's barrow

Info

Publication number: CN216424521U
Application number: CN202120966413.0U
Authority: CN
Inventors: 王俊马; 吉跃
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-05-03
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a children's barrow, which comprises a frame, wheel components and a locking device, wherein the frame comprises a front bracket, a rear bracket, a push rod bracket, a lower support bracket, a front support bracket and a rear support bracket, the upper part of the front bracket, the upper part of the rear bracket and the lower part of the push rod bracket are rotationally connected around a same rotating axis, the upper part of the lower support bracket is rotationally connected with the lower part of the push rod bracket, the frame also comprises a seat bracket, a first connecting bracket and a second connecting bracket, when the frame is in an unfolded state, the upper part of the first connecting frame can be connected to the seat frame in a relatively rotating mode and in a relatively sliding mode along the length extending direction of the seat frame, the lower part of the first connecting frame is connected to the front support in a rotating mode, the upper part of the second connecting frame is connected to the seat frame in a rotating mode, and the lower part of the second connecting frame is connected to one of the lower support frame, the front support frame and the rear support frame in a rotating mode. The trolley can be folded with the seat device, and has a simple structure and small occupied space after being folded.

Description

Children's barrow

Technical Field

The utility model relates to a baby stroller.

Background

The stroller in the prior art is designed to be foldable in order to reduce the storage space, so that the seat device can be folded together with the frame on the premise of providing stable support for the child, and the space occupied by the folded stroller can be further reduced.

Disclosure of Invention

The utility model aims to provide a stroller capable of being folded with a seat device.

In order to achieve the purpose, the utility model adopts the technical scheme that: a children's barrow, children's barrow including the frame that has expansion state and fold condition, locate the wheel subassembly of the bottom of frame, and with the locking device of frame locking under the expansion state, the frame includes fore-stock, after-poppet, push rod frame, lower carriage, front strut frame and after-poppet, the wheel subassembly is including setting up the front wheel subassembly of fore-stock bottom to and set up the after-poppet subassembly of after-poppet bottom, the upper portion of fore-stock, the upper portion of after-poppet and the lower part of push rod frame are connected around same axis of rotation mutual rotation ground, the under-poppet extends along upper and lower direction, the upper portion of under-poppet with the lower part of push rod frame is connected with rotating, the front end of fore-stock with the lower part of fore-stock is connected with rotating, the rear end of after-poppet with the lower part of after-poppet is connected with rotating, two of the rear part of the front bracket, the lower part of the lower bracket and the front three parts of the rear bracket are rotationally connected, the third part is rotationally connected with at least one of the two parts,

the frame further comprises a seat frame, a first connecting frame and a second connecting frame, when the frame is in an unfolded state, the first connecting frame and the second connecting frame respectively extend in the vertical direction and are arranged in tandem, wherein the upper portion of the first connecting frame can be arranged on the seat frame in a relatively rotating mode and a relatively sliding mode along the length extending direction of the seat frame, the lower portion of the first connecting frame is connected to the front support in a rotating mode, the upper portion of the second connecting frame is connected to the seat frame in a rotating mode, and the lower portion of the second connecting frame is connected to one of the lower support frame, the front support frame and the rear support frame in a rotating mode.

Preferably, a sliding part is rotatably connected to the upper part of the first connecting frame, the sliding part is slidably disposed on the seat frame, and the sliding part is located in front of a rotary connection position between the second connecting frame and the seat frame on the seat frame.

Preferably, the seat frame is provided with a seat vertical surface and a back side surface which are respectively arranged on two sides with different thickness directions, and when the frame is in an unfolded state, the seat vertical surface faces upwards; when the frame is in a folded state, the sitting surface faces forward.

Further, when the frame is in the unfolded state, the first connecting frame and the second connecting frame are all located below the back side surface; when the frame is in folded state, first link with the second link is all located the rear of dorsal surface, perhaps, only first link is connected the seat frame the dorsal surface, perhaps, only the second link is connected the seat frame the dorsal surface.

Further, when the frame is in a folded state, the front support, the rear support and the push rod frame are sequentially folded along the front-rear direction, the front support frame, the lower support frame and the rear support frame are folded between the front support frame and the rear support frame, and the seat frame is folded at the front side of the front support frame.

In a preferred embodiment, the first link is pivotally connected to the front frame, an upper portion of the rear frame, and a lower portion of the push rod frame are pivotally connected about a second pivot axis, and a pivot center line of a pivotal connection between the first link and the front frame is parallel to the second pivot center line.

Further preferably, the upper part of the lower bracket is rotatably connected with the lower part of the push rod frame around a first rotation center line, the upper part of the front bracket, the upper part of the rear bracket and the lower part of the push rod frame are together rotatably connected around a second rotation center line, and the first rotation center line and the second rotation center line are parallel to each other.

Still further preferably, when the frame is in the unfolded state, the second rotating axis is located above the first rotating axis, and the lower support frame is supported below the push rod frame; when the frame is in a folded state, the second rotating shaft axis is positioned below the first rotating shaft axis.

Still further preferably, the rear part of the front bracket, the lower part of the lower bracket and the front part of the rear bracket are rotatably connected around the same rotation axis, and the lower part of the second connecting frame is rotatably connected to the lower bracket.

Further, the rear part of the front support frame is rotationally connected with the lower part of the lower support frame, and the front part of the rear support frame is rotationally connected to the front support frame or the lower support frame; or the like, or, alternatively,

the rear part of the front support frame is rotationally connected with the front part of the rear support frame, and the lower part of the lower support frame is rotationally connected to the front support frame or rotationally connected to the rear support frame; or the like, or, alternatively,

the lower part of the lower support frame is rotationally connected with the front part of the rear support frame, and the rear part of the front support frame is rotationally connected to the lower support frame or rotationally connected to the rear support frame; or the like, or, alternatively,

the front part of the rear supporting frame, the rear part of the front supporting frame and the lower part of the lower supporting frame are rotationally connected around the same rotating axis.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the trolley can be folded with the seat device, and has a simple structure and small occupied space after being folded.

Drawings

Fig. 1 is a schematic structural view (embodiment one) of the stroller of the present invention when the frame is in the unfolded state;

fig. 2 is a schematic structural view (embodiment one) of the stroller of the present invention when the frame is converted from the unfolded state to the folded state;

FIG. 3 is a schematic structural view of the stroller of the present invention with the frame in a folded position (embodiment one);

fig. 4 is a schematic structural view of the stroller of the present invention when the frame is in the unfolded state (embodiment two);

fig. 5 is a schematic structural view (embodiment two) of the stroller of the present invention when the frame is converted from the unfolded state to the folded state;

FIG. 6 is a schematic structural view of the stroller of the present invention with the frame in a folded state (embodiment II);

fig. 7 is a schematic structural view of the stroller of the present invention in a deployed state (embodiment three);

fig. 8 is a schematic structural view (embodiment three) of the stroller of the present invention when the frame is converted from the unfolded state to the folded state;

FIG. 9 is a schematic structural view of the stroller of the present invention in a folded configuration (embodiment III);

wherein: 100. a frame; 200. a front wheel assembly; 300. a rear wheel assembly;

1. a front bracket; 2. a rear bracket; 3. a push rod frame; 3a, a lower push rod frame; 3b, an upper push rod frame; 4. a lower support frame; 5. a front bracket; 6. a rear support frame; 7. a seat frame; 8a, a first connecting frame; 8b, a first connecting frame; 9. a slider;

a. a first rotational axis; b. a second rotational axis; c. a third axis of rotation.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.

The descriptions of the up-down, left-right, front-back, inner-outer, etc. directions in this document are defined according to the up-down, left-right, front-back, inner-outer, etc. directions observed by the child seated on the stroller when the stroller is in normal use.

Example one

Referring to fig. 1, a stroller includes a frame 100 having an unfolded state and a folded state, a front wheel assembly 200 and a rear wheel assembly 300 provided at the bottom of the frame 100, and a locking device for locking the frame 100 in the unfolded state.

Specifically, the frame 100 includes a front bracket 1 extending obliquely upward from front to rear in a deployed state, a rear bracket 2 extending obliquely downward from front to rear in a deployed state, and a push rod frame 3 extending obliquely upward from front to rear in a deployed state. The front wheel assembly 200 is disposed at the bottom of the front bracket 1, and the rear wheel assembly 300 is disposed at the bottom of the rear bracket 2. The push rod frame 3 comprises a lower push rod frame 3a and an upper push rod frame 3b which is rotatably connected with the upper part of the lower push rod frame 3a, when the vehicle frame 100 is in an unfolding state, the lower push rod frame 3a and the upper push rod frame 3b are oppositely unfolded and extend upwards in an inclined way from front to back along the same length direction, and when the vehicle frame 100 is in a folding state, the upper push rod frame 3b and the lower push rod frame 3a are oppositely folded together. In this embodiment, the upper portion of the front holder 1, the upper portion of the rear holder 2, and the lower portion of the lower push rod holder 3a are rotatably connected to each other around the same rotation axis.

The vehicle frame 100 includes a lower stay 4, the lower stay 4 extends in the up-down direction, and the upper portion of the lower stay 4 is rotatably connected to the lower portion of the lower push rod bracket 3a about a first rotation axis a.

The frame 100 further comprises a front bracket 5 and a rear bracket 6, wherein the front bracket 5 is rotatably connected between the lower part of the front bracket 1 and the lower part of the lower bracket 4, and the rear bracket 6 is rotatably connected between the lower part of the rear bracket 2 and the lower part of the lower bracket 4.

The frame 100 further includes a seat frame 7, a first connecting frame 8a and a second connecting frame 8b, when the frame 100 is in the unfolded state, the first connecting frame 8a and the second connecting frame 8b extend in the vertical direction and are arranged in tandem, wherein the upper portion of the first connecting frame 8a can be connected to the seat frame 7 in a relatively rotatable manner and in a relatively slidable manner along the length extending direction of the seat frame 7, the lower portion of the first connecting frame 8a is connected to the front bracket 1 in a rotatable manner, the upper portion of the second connecting frame 8b is connected to the seat frame 7 in a rotatable manner, specifically in the embodiment, the upper portion of the first connecting frame 8a is provided with a sliding member 9 in a rotatable manner, and the sliding member 9 is provided on the seat frame 7 in a relatively slidable manner along the length extending direction of the seat frame 7. When the vehicle frame 100 is in the unfolded state, the slider 9 is located forward of the rotational connection between the second link frame 8b and the seat frame 7 in the length extending direction of the seat frame 7. In this embodiment, the lower portion of the second connecting frame 8b is rotatably connected to the lower bracket 4.

The seat frame 7 has a sitting surface and a back surface which are respectively arranged on two sides different in the thickness direction of the seat frame, in the embodiment, the upper part of the first connecting frame 8a can be connected to the back surface of the seat frame 7 in a relatively rotating way and a relatively sliding way along the length extending direction of the seat frame 7 through the sliding piece 9, and the upper part of the second connecting frame 8b is connected to the back surface of the seat frame 7 in a rotating way. When the frame 100 is in the unfolded state, the seat frame 7 extends obliquely downwards from front to back, the seat standing surface faces upwards, and the first connecting frame 8a and the second connecting frame 8b are all positioned below the back side surface, so that a child can stably sit on the seat frame 7, and the risk of injury to the child caused by the first connecting frame 8a and the second connecting frame 8b is reduced; when the frame 100 is in a folded state, the seat frame 7 and the front support 1 are relatively folded, the seat frame 7 obliquely extends forwards from top to bottom, the seat vertical surface faces forwards, the first connecting frame 8a and the second connecting frame 8b are all located behind the back side surface, the arrangement enables the width of the frame 100 in the front-back direction to be reduced in the folded state, and occupied storage space is reduced.

In the present embodiment, the first connecting frame 8a is rotatably connected to the front frame 1, and the upper portion of the frame 1, the upper portion of the rear frame 2 and the lower portion of the push rod frame 3 are rotatably connected together around a second rotating axis b, which is parallel to the first rotating axis a. When the frame 100 is in the unfolded state, the second rotating axis b is positioned above the first rotating axis a, and the lower support frame 4 is supported below the push rod frame 3; when the frame 100 is in the folded state, the second rotation axis b is located below the first rotation axis a.

In the embodiment, the front part of the front bracket 5 is rotationally connected to the front bracket 1, the rear part of the rear bracket 6 is rotationally connected to the rear bracket 2, the rear part of the front bracket 5, the lower part of the lower bracket 4 and the front part of the rear bracket 6 are rotationally connected together around a third rotation axis c, and the lower part of the second connecting bracket 8b is rotationally connected to the lower bracket 4.

When the vehicle body frame 100 is in the unfolded state, as shown in fig. 1, the front bracket 1 and the rear bracket 2 are unfolded in the front-rear direction, the upper push rod frame 3b and the lower push rod frame 3a are unfolded opposite to each other and extend obliquely upward from front to rear substantially in the same direction, the first connecting frame 8a and the second connecting frame 8b are each extended in the up-down direction and disposed in tandem, the front bracket 5, the rear bracket 6, and the lower bracket 4 are supported on the lower portions of the front bracket 1, the rear bracket 2, and the push rod frame 3, and the seat frame 7 extends obliquely downward from front to rear.

When the vehicle frame 100 is folded, as shown in fig. 2, after the locking mechanism is unlocked, the upper push rod frame 3b is pushed downwards, the upper push rod frame 3b and the lower push rod frame 3a gradually move closer relatively, the lower push rod frame 3a is turned backwards by continuously pressing downwards, and the lower push rod frame 3a and the rear support 2 gradually move closer relatively; synchronously, the lower part of the lower push rod support 3a pulls the front support frame 5 and the rear support frame 6 upwards through the lower support frame 4, the front support frame 5 further drives the front support 1 to gradually rotate backwards, the rear support frame 6 further drives the rear support 2 to gradually rotate forwards, and the front support 1 and the rear support 2 are gradually and relatively folded; the seat frame 7 is driven to turn forwards gradually by the backward rotation of the front support 1, the second connecting frame 8b also drives the seat frame 7 to turn forwards gradually along with the upward movement of the lower support frame 4, the seat plate 7 is gradually converted from the sitting surface to the sitting surface upwards, the front support frame 5, the lower support frame 4 and the rear support frame 6 are gradually folded between the front support 1 and the rear support 2, and the seat frame 7 is gradually folded at the front side of the front support 1.

When the frame 100 is in the folded state, as shown in fig. 3, the upper push rod frame 3b and the lower push rod frame 3a are folded together. The front support 1, the rear support 2 and the push rod frame 3 are sequentially folded in the front-rear direction, the front support frame 5, the lower support frame 4 and the rear support frame 6 are folded between the front support frame 1 and the rear support frame 2, the seat frame 7 is folded in the front side of the front support frame 1, the seat frame 7 slants forwards from top to bottom, the seat face faces forwards, the front wheel assembly 200 and the rear wheel assembly 300 are mutually drawn close and supported at the bottom of the frame 100, and therefore the folded stroller can stand on the ground.

In summary, the seat frame 7 of the stroller of the present invention can be folded together with the frame 100, and the stroller has a simple structure, wherein the components on the frame 100 are folded tightly together after folding, so that the stroller has a compact structure, is simple and convenient to fold, and has a light operation burden for a user.

Example two

Referring to fig. 4, the present embodiment is based on the first embodiment, and the lower part of the second connecting frame 8b is rotatably connected to the back frame 6.

When the vehicle frame 100 is folded, as shown in fig. 5, after the locking mechanism is unlocked, the upper push rod frame 3b is pushed downwards, the upper push rod frame 3b and the lower push rod frame 3a gradually move closer relatively, the lower push rod frame 3a is turned backwards by continuously pressing downwards, and the lower push rod frame 3a and the rear support 2 gradually move closer relatively; synchronously, the lower part of the lower push rod support 3a pulls the front support frame 5 and the rear support frame 6 upwards through the lower support frame 4, the front support frame 5 further drives the front support 1 to gradually rotate backwards, the rear support frame 6 further drives the rear support 2 to gradually rotate forwards, and the front support 1 and the rear support 2 are gradually and relatively folded; the seat frame 7 is driven to gradually turn forwards by the backward rotation of the front support 1, the seat frame 7 is further driven to gradually turn forwards by the back support frame 6 through the second connecting frame 8b, the seat plate 7 is gradually converted from the sitting surface to the sitting surface from the sitting surface upwards, the front support frame 5, the lower support frame 4 and the back support frame 6 are gradually folded between the front support 1 and the back support 2, and the seat frame 7 is gradually folded at the front side of the front support 1.

When the frame 100 is in the folded state, as shown in fig. 6, the upper push rod frame 3b and the lower push rod frame 3a are folded together. The front support 1, the rear support 2 and the push rod frame 3 are sequentially folded in the front-rear direction, the front support frame 5, the lower support frame 4 and the rear support frame 6 are folded between the front support frame 1 and the rear support frame 2, the seat frame 7 is folded in the front side of the front support frame 1, the seat frame 7 slants forwards from top to bottom, the seat face faces forwards, the front wheel assembly 200 and the rear wheel assembly 300 are mutually drawn close and supported at the bottom of the frame 100, and therefore the folded stroller can stand on the ground.

EXAMPLE III

Referring to fig. 7, in the present embodiment, on the basis of the first embodiment, the lower portion of the second connecting frame 8b is rotatably connected to the front bracket 5.

When the vehicle frame 100 is folded, as shown in fig. 8, after the locking mechanism is unlocked, the upper push rod frame 3b is pushed downwards, the upper push rod frame 3b and the lower push rod frame 3a gradually move closer relatively, the lower push rod frame 3a is turned backwards by continuously pressing downwards, and the lower push rod frame 3a and the rear support 2 gradually move closer relatively; synchronously, the lower part of the lower push rod support 3a pulls the front support frame 5 and the rear support frame 6 upwards through the lower support frame 4, the front support frame 5 further drives the front support 1 to gradually rotate backwards, the rear support frame 6 further drives the rear support 2 to gradually rotate forwards, and the front support 1 and the rear support 2 are gradually and relatively folded; the seat frame 7 is driven to gradually turn forwards by the backward rotation of the front support 1, the seat frame 7 is further driven to gradually turn forwards by the front support frame 5 through the second connecting frame 8b, the seat plate 7 is gradually converted from the sitting surface to the sitting surface upwards, the front support frame 5, the lower support frame 4 and the rear support frame 6 are gradually folded between the front support 1 and the rear support 2, and the seat frame 7 is gradually folded at the front side of the front support 1.

When the frame 100 is in the folded state, as shown in fig. 9, the upper push rod frame 3b and the lower push rod frame 3a are folded together. The front support 1, the rear support 2 and the push rod frame 3 are sequentially folded in the front-rear direction, the front support frame 5, the lower support frame 4 and the rear support frame 6 are folded between the front support frame 1 and the rear support frame 2, the seat frame 7 is folded in the front side of the front support frame 1, the seat frame 7 slants forwards from top to bottom, the seat face faces forwards, the front wheel assembly 200 and the rear wheel assembly 300 are mutually drawn close and supported at the bottom of the frame 100, and therefore the folded stroller can stand on the ground.

In some other embodiments, the upper portion of the first connecting frame 8a is connected to the back side of the seat frame 7 by the sliding member 9 in a manner capable of rotating relatively and sliding relatively along the longitudinal extension direction of the seat frame 7, and the upper portion of the second connecting frame 8b is connected to the seat frame 7 in a manner capable of rotating relatively.

In some other embodiments, the upper portion of the first connecting frame 8a is connected to the seat frame 7 by the sliding member 9 in a manner capable of rotating relatively and sliding relatively along the longitudinal extension direction of the seat frame 7, and the upper portion of the second connecting frame 8b is connected to the back side of the seat frame 7 in a manner capable of rotating relatively.

The above embodiments are merely illustrative of the technical ideas 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 implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a children's shallow, children's shallow including have the frame of expansion state and fold condition, locate the wheel subassembly of the bottom of frame, and will the locking device of frame locking under the expansion state, its characterized in that: the frame comprises a front support, a rear support, a push rod frame, a lower support, a front support frame and a rear support frame, wherein the wheel assembly comprises a front wheel assembly arranged at the bottom of the front support and a rear wheel assembly arranged at the bottom of the rear support, the upper part of the front support, the upper part of the rear support and the lower part of the push rod frame are mutually and rotatably connected around the same rotating axis, the lower support frame extends along the vertical direction, the upper part of the lower support frame is rotatably connected with the lower part of the push rod frame, the front end part of the front support frame is rotatably connected with the lower part of the front support, the rear end part of the rear support frame is rotatably connected with the lower part of the rear support, two of the three parts of the rear support frame, the lower part of the lower support frame and the front part of the rear support frame are rotatably connected, and the third part is rotatably connected with at least one of the two parts,

2. The stroller of claim 1, wherein: the upper portion of the first connecting frame is rotatably connected with a sliding piece, the sliding piece is slidably arranged on the seat frame, and the sliding piece is positioned in front of a rotating connection position between the second connecting frame and the seat frame on the seat frame.

3. The stroller of claim 1, wherein: the seat frame is provided with a seat vertical surface and a back side surface which are respectively arranged on two sides with different thickness directions, and when the frame is in an unfolded state, the seat vertical surface faces upwards; when the frame is in a folded state, the sitting surface faces forward.

4. The stroller of claim 3, wherein: when the frame is in the unfolded state, the first connecting frame and the second connecting frame are all positioned below the back side surface; when the frame is in folded state, first link with the second link is all located the rear of dorsal surface, perhaps, only first link is connected the seat frame the dorsal surface, perhaps, only the second link is connected the seat frame the dorsal surface.

5. The stroller of claim 3, wherein: when the frame is in a folded state, the front support, the rear support and the push rod frame are sequentially folded along the front-rear direction, the front support, the lower support and the rear support are folded between the front support and the rear support, and the seat frame is folded at the front side of the front support.

6. Child stroller according to any of claims 1 to 5, characterized in that: the first connecting frame is rotationally connected to the front support, the upper portion of the rear support and the lower portion of the push rod frame are rotationally connected around a second rotating axis, and a rotating center line of a rotating connection position between the first connecting frame and the front support is parallel to the second rotating center line.

7. The stroller of claim 6, wherein: the upper part of the lower support frame is rotationally connected with the lower part of the push rod frame around a first rotation center line, the upper part of the front support, the upper part of the rear support and the lower part of the push rod frame are rotationally connected together around a second rotation center line, and the first rotation center line and the second rotation center line are parallel to each other.

8. The stroller of claim 7, wherein: when the frame is in an unfolded state, the second rotating axis is positioned above the first rotating axis, and the lower support frame is supported below the push rod frame; when the frame is in a folded state, the second rotating shaft axis is positioned below the first rotating shaft axis.

9. The stroller of claim 7, wherein: the rear part of the front supporting frame, the lower part of the lower supporting frame and the front part of the rear supporting frame are rotationally connected around the same rotating axis, and the lower part of the second connecting frame is rotationally connected to the lower supporting frame.

10. The stroller of claim 1, wherein:

the rear part of the front support frame is rotationally connected with the lower part of the lower support frame, and the front part of the rear support frame is rotationally connected on the front support frame or rotationally connected on the lower support frame; or the like, or, alternatively,