CN211642494U

CN211642494U - Hand-pulling baby carriage

Info

Publication number: CN211642494U
Application number: CN201922162815.0U
Authority: CN
Inventors: 蔡辉; 崔恒龙; 刘家炜
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-10-09
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a hand power perambulator, including frame, the rotatable handlebar of locating the anterior top of frame, locate the subassembly that turns to of frame anterior below, locate the rear wheel subassembly of frame rear portion below and locate the saddle of frame rear portion top, hand power perambulator still includes the drive assembly who locates on the frame along the fore-and-aft direction slidable of frame, both ends rotate the connecting rod of being connected with drive assembly and handlebar respectively, drive assembly is including being used for providing the drive division of ordering about the required power of hand power perambulator motion. The utility model discloses a hand power perambulator through setting up drive assembly and connecting rod for thereby this perambulator can drive the in-process of front and back push-and-pull handlebar and slide around the drive assembly and realize advancing of this hand power perambulator, and can let children experience the enjoyment of rowing boat with the in-process of controlling the perambulator to advance with the hand, richened the playing method of perambulator, improved the interest of perambulator, very big increase the appeal to children.

Description

Hand-pulling baby carriage

Technical Field

The utility model relates to a hand power perambulator.

Background

Most of existing children's vehicles are driven by motors or pedals, and although the children can be carried forward, the children's vehicles are single in playing method and low in attraction to the children.

Disclosure of Invention

The utility model aims at overcoming prior art's not enough, providing a hand power perambulator, this hand power perambulator can let children experience the enjoyment of rowing the oar at the in-process that controls the perambulator with the hand and advance, has richened the playing method of perambulator, has improved the interest of perambulator, very big increase appeal to children.

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

a hand buggy comprises a frame, a rotatable handlebar arranged above the front part of the frame, a steering assembly arranged below the front part of the frame, a rear wheel assembly arranged below the rear part of the frame, and a saddle arranged above the rear part of the frame, the hand buggy also comprises a driving assembly arranged on the frame in a slidable manner along the front-back direction of the frame, a connecting rod with two ends respectively rotatably connected with the driving assembly and the handlebar, the driving assembly comprises a driving part for providing power required by driving the hand buggy to move,

wherein the handlebar has a first state of motion proximate to the frame and a second state of motion distal from the frame,

when the handlebar is converted from the second motion state to the first motion state, the handlebar is pulled backwards to push the driving assembly to move backwards, so that the driving part can be matched with the ground to abut against the ground, and the frame is driven to move forwards;

when the handlebar is pushed forwards to enable the handlebar to be in a second motion state, the handlebar drives the driving assembly to move forwards and reset.

Preferably, a rotation axis between the handle bar and the front portion of the frame is horizontally arranged along a left-right direction of the frame.

Preferably, the driving assembly further comprises a sliding part slidably disposed on the frame, the driving part is rotatably connected to the sliding part, and the connecting rod is rotatably connected to the sliding part.

Further preferably, the frame is provided with a sliding groove extending in the front-rear direction, and the sliding portion is slidably provided in the sliding groove.

Further preferably, the driving portion includes a first driving rod extending obliquely downward in a front-to-rear direction of the frame, and an elastic member provided between the first driving rod and the sliding portion.

Further preferably, one end of the first driving rod is rotatably connected with the sliding portion, the other end of the first driving rod is provided with a first driving wheel, and a first one-way bearing is arranged between the first driving wheel and the first driving rod.

Preferably, the driving assembly further includes a sliding portion slidably disposed on the frame, the driving portion includes a second driving rod and a third driving rod which are integrally formed and form an angle with each other, the second driving rod or the third driving rod is rotatably connected to the sliding portion, the second driving rod is rotatably connected to the connecting rod, and the third driving rod extends in a downward inclination manner along a direction from the front portion to the rear portion of the frame.

Further preferably, one end of the third driving rod, which is far away from the driving assembly, is provided with a second driving wheel, and a second one-way bearing is arranged between the second driving wheel and the third driving rod.

Preferably, the handlebar includes the montant, locates the bar and the cover at montant top are located connecting block on the montant, the connecting rod is close to the rotatable connection of one end of handlebar in on the connecting block.

Preferably, the steering assembly comprises a connecting part rotatably arranged below the front part of the frame, a front wheel arranged on one side of the connecting part, and a pedal arranged on the other side of the connecting part, and the rotating axis of the connecting part extends along the vertical direction.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a hand power perambulator through setting up drive assembly and connecting rod for thereby this perambulator can drive the in-process of front and back push-and-pull handlebar and slide around the drive assembly and realize advancing of this hand power perambulator, and can let children experience the enjoyment of rowing boat with the in-process of controlling the perambulator to advance with the hand, richened the playing method of perambulator, improved the interest of perambulator, very big increase the appeal to children.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention;

fig. 2 is a perspective view of embodiment 1 of the present invention;

fig. 3 is a schematic view of a handle bar of the hand buggy in a first motion state according to embodiment 1 of the present invention;

fig. 4 is a schematic view of the handle bar of the pull baby carriage in the second motion state according to embodiment 1 of the present invention;

fig. 5 is a schematic view of a handle bar of the hand buggy in a first motion state according to embodiment 2 of the present invention;

fig. 6 is a schematic view of the handle bar of the hand buggy in the second motion state in embodiment 2 of the present invention.

Wherein: 1. a frame; 2. a handlebar; 21. a vertical rod; 22. a grab rail; 23. connecting blocks; 3. a steering assembly; 31. a connecting portion; 32. a front wheel; 33. pedaling; 4. a rear wheel assembly; 41. a rear wheel; 5. a vehicle seat; 6. a drive assembly; 61. a drive section; 611. a first drive lever; 612. an elastic member; 613. a first drive wheel; 614. a second drive lever; 615. a third drive lever; 616. a second drive wheel; 62. a sliding part; 7. a connecting rod; 8. a chute.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings.

Example 1

The utility model discloses a hand power perambulator, this perambulator need not to use motor or pedal drive, but through setting up drive assembly 6 and connecting rod 7, thereby it realizes advancing of this hand power perambulator to make this perambulator can drive assembly 6 back and forth slip at the in-process of front and back push-and-pull handlebar 2, and can let children experience the enjoyment of oar rowing with the in-process of controlling the perambulator to advance with the hand, the play method of perambulator has been richened, the interest of perambulator has been improved, very big increase the appeal to children.

Specifically, referring to fig. 1-4, in the present embodiment, the above-mentioned hand-pulled buggy comprises a frame 1, a handle 2 rotatably disposed above the front portion of the frame 1, a steering assembly 3 disposed below the front portion of the frame 1, a rear wheel assembly 4 disposed below the rear portion of the frame 1, and a seat 5 disposed above the rear portion of the frame 1, the hand-pulled buggy further comprises a driving assembly 6 slidably disposed on the frame 1 along the front-rear direction of the frame 1, a connecting rod 7 having two ends rotatably connected to the driving assembly 6 and the handle 2, respectively, the driving assembly 6 comprises a driving portion 61 for providing the power required for driving the hand-pulled buggy to move,

when the handlebar 2 is switched from the second motion state to the first motion state, the handlebar 2 is pulled backwards to push the driving assembly 6 to move backwards, so that the driving part 61 can be matched with the driving part to abut against the ground, and the frame 1 is driven to move forwards; when the handle bar 2 is pushed forward to make the handle bar 2 in the second motion state, the handle bar 2 drives the driving component 6 to move forward and reset.

Here, the rotational axis between the handle 2 and the front portion of the frame is horizontally provided along the left-right direction of the frame 1 so that the handle 2 can be pushed and pulled along the front-rear direction of the frame 1.

As shown in fig. 3, when the handlebar 2 is pulled backward to make the handlebar 2 in the first motion state, the handlebar 2 pushes the driving assembly 6 backward through the connecting rod 7, and the driving portion 61 can be engaged with the ground at the lower rear portion under the driving of the driving assembly 6, so as to drive the frame 1 to move forward; when the handlebar 2 is pushed forward to make the handlebar 2 in the second motion state, the handlebar 2 drives the driving assembly 6 and the driving part 61 to move forward and return through the connecting rod 7, as shown in fig. 4.

Here, the pull buggy can be driven to move forward by pulling the handle bar 2 backward; the handlebar 2 is pushed forwards, and the connecting rod 7 drives the driving component 6 to move forwards and reset. In the front-back push-and-pull process of the handlebar 2, the pleasure of rowing by swinging the paddle can be experienced, the playing method of the baby carriage is enriched, the interestingness of the baby carriage is improved, and the attraction to children is greatly increased.

In this embodiment, the driving assembly 6 further includes a sliding portion 62 slidably disposed on the frame 1, the driving portion 61 is rotatably connected to the sliding portion 62, and the connecting rod 7 is rotatably connected to the sliding portion 62. At the same time, the frame 1 is provided with a slide groove 8 extending in the front-rear direction, and the slide portion 62 is slidably provided in the slide groove 8.

The driving portion 61 includes a first driving lever 611 extending obliquely downward in the front-to-rear direction of the vehicle frame 1, and an elastic member 612 disposed between the first driving lever 611 and the sliding portion. The elastic member 612 is a spring, and the first driving rod 611 is provided with an iron plate on which the spring is hinged. Through the arrangement of the spring, when the first driving rod 611 abuts against the ground, the spring can be properly contracted, so that the phenomenon that the front part or the rear part of the frame 1 of the child car tilts up due to the fact that the first driving rod 611 abuts against the ground to serve as a fulcrum is avoided, and the stability of the car body is improved; meanwhile, when the first driving rod 611 moves forwards and is reset, the tension of the spring can ensure that the first driving rod 611 is always abutted to the ground, and the running smoothness of the baby carriage is improved.

In this embodiment, one end of the first driving rod 611 is rotatably connected to the sliding portion 62, the other end is provided with a first driving wheel 613, and a first one-way bearing (not shown) is provided between the first driving wheel 613 and the first driving rod 611. Here, by providing the first driving wheel 613 and the first one-way bearing, when the first driving wheel 613 abuts against the ground, the first one-way bearing is locked, and at this time, the first driving wheel 613 cannot rotate; when the driving assembly 6 is reset forward, the first driving wheel 613 can roll freely, so that the friction with the ground surface during resetting is reduced, and the running stability of the vehicle body is improved.

Here, the rotation axis between the link 7 and the sliding portion 62 is located rearward of the rotation axis between the first drive lever 611 and the sliding portion 62.

Handlebar 2 includes montant 21, locates the grab rail 22 at montant 21 top and the connecting block 23 of locating on montant 21, and connecting rod 7 is close to rotatable the connecting block 23 of connecting in the one end of handlebar 2. The connecting piece 23 is here fixed to the vertical rod 21 by means of screws.

The steering assembly 3 includes a connecting portion 31 rotatably disposed below a front portion of the frame 1, a front wheel 32 disposed on one side of the connecting portion 31, and a pedal 33 disposed on the other side of the connecting portion 31, and a rotation axis of the connecting portion 31 extends in a vertical direction. Here, the steering of the child car is realized by controlling the pedals 33 to steer the front wheels 32. And set up front wheel 32 in connecting portion 31 one side, not only improved the stability of automobile body, can also realize the gos forward of above-mentioned perambulator at the continuous in-process of rotating about the front wheel simultaneously, supplementary handlebar 2's drive, the similar swing car among the prior art of principle, specifically no longer give consideration to repeatedly.

The rear wheel assembly 4 includes two rear wheels 41 respectively provided at both sides of the frame 1, and the seat 5 is located between the two rear wheels 41.

The following specifically explains the working process of this embodiment: when a child sits on the seat 5, holds the grab bars 22 with both hands, puts both feet on the pedals 33, and then pulls the handlebar 2 backwards, the handlebar 2 pushes the driving assembly 6 to slide backwards, the driving assembly 6 drives the first driving rod 611 to abut against the ground, at this time, the first driving wheel 613 cannot roll and abut against the ground under the action of the first one-way bearing, so that the driving assembly 6 is limited to slide, and the frame 1 can move forwards relative to the driving assembly 6, thereby realizing the forward movement of the child car; when the driving assembly 6 reaches the rear stroke end of the frame 1, the handlebar 2 is pushed forward, the handlebar 2 drives the driving assembly 6 to slide forward and reset, at this time, the first one-way bearing is unlocked, and the first driving wheel 613 rolls forward in a matched manner until the driving assembly 6 reaches the front stroke starting point of the frame 1; the above operation is then repeated, and the continuous advancement of the child's vehicle is achieved during the forward and backward pushing and pulling of the handlebar 2.

Example 2

In this embodiment, the difference from embodiment 1 is that the driving assembly 6 further includes a sliding portion 62 slidably disposed on the frame 1, the driving portion 61 includes a second driving rod 614 and a third driving rod 615 which are integrally formed and form an angle with each other, the second driving rod 614 or the third driving rod 615 is rotatably connected to the sliding portion 62, the second driving rod 614 is rotatably connected to the connecting rod 7, and the third driving rod 615 extends downward along the front-to-rear direction of the frame 1. The angle between the second driving lever 614 and the third driving lever 615 can be flexibly set according to the height from the ground of different vehicle types.

Here, the intersection of the integrally formed second driving lever 614 and the third driving lever 615 is rotatably connected to the sliding portion 62, and specifically, the rotation axis between the second driving lever 614 and the sliding portion 62 and the intersection of the integrally formed second driving lever 614 and the integrally formed third driving lever 615 are the same, and the integrally formed second driving lever 614 and the integrally formed third driving lever 615 intersect at the rotation axis and can rotate around the rotation axis.

And a second driving wheel 616 is arranged at one end of the third driving rod 615 far away from the driving assembly 6, a second one-way bearing is arranged between the second driving wheel 616 and the third driving rod 615, and the second one-way bearing is locked when the second driving wheel 616 rolls backwards.

As shown in fig. 5, when the handlebar 2 is pulled backwards, the connecting rod 7 can drive the second driving rod 614 downwards and backwards, the second driving rod 614 rotates downwards to drive the third driving rod 615 to rotate and contact the ground, meanwhile, the second driving rod 614 moves backwards to drive the driving assembly 6 to slide backwards, so that the third driving rod 615 can abut against the ground at the lower rear part, and the second driving wheel 616 cannot roll and abut against the ground under the action of the second one-way bearing, so that the sliding of the driving assembly 6 can be limited, and the frame 1 can move forwards relative to the driving assembly 6, thereby realizing the forward movement of the baby carriage;

when the handlebar 2 is pushed forward, the link 7 can pull the second driving lever 614 upward and forward, the second driving lever 614 rotates upward to rotate the third driving lever 615 to disengage from the ground, and the second driving lever 614 moves forward to reset the driving assembly 6.

The following specifically explains the working process of this embodiment: when a child sits on the seat 5, holds the grab bar 22 with both hands, puts both feet on the pedals 33, and then pulls the handlebar 2 backwards, the connecting rod 7 can drive the second driving rod 614 downwards and backwards, the second driving rod 614 rotates downwards to drive the third driving rod 615 to rotate and contact the ground, meanwhile, the second driving rod 614 moves backwards to drive the driving component 6 to slide backwards, so that the third driving rod 615 can abut against the ground at the lower part behind, and at the same time, the second driving wheel 616 cannot roll and abut against the ground under the action of the second one-way bearing, so that the sliding of the driving component 6 can be limited, the frame 1 can move forwards relative to the driving component 6, and the child vehicle can advance;

when the driving assembly 6 reaches the rear end of travel of the frame 1 and the handlebar 2 is pushed forward, the connecting rod 7 can pull the second driving rod 614 upward and forward, the second driving rod 614 rotates upward to drive the third driving rod 615 to rotate and disengage from the ground, and meanwhile, the second driving rod 614 moves forward to drive the driving assembly 6 to move forward to reset; the above operation is then repeated, and the continuous advancement of the child's vehicle is achieved during the forward and backward pushing and pulling of the handlebar 2.

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 implement the present invention, and the protection scope of the present invention can not be limited thereby, 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 hand buggy which characterized in that: comprises a frame (1), a rotatable handlebar (2) arranged above the front part of the frame (1), a steering component (3) arranged below the front part of the frame (1), a rear wheel component (4) arranged below the rear part of the frame (1) and a saddle (5) arranged above the rear part of the frame (1), the hand-pulling baby carriage also comprises a driving component (6) arranged on the frame (1) along the front-back direction of the frame (1) in a sliding way, a connecting rod (7) with two ends respectively connected with the driving component (6) and the handlebar (2) in a rotating way, the driving component (6) comprises a driving part (61) used for providing the power required by the movement of the hand-pulling baby carriage,

wherein the handlebar (2) has a first movement state close to the frame (1) and a second movement state far from the frame (1),

when the handlebar (2) is converted from the second motion state to the first motion state, the handlebar (2) is pulled backwards to push the driving assembly (6) to move backwards, so that the driving part (61) can be matched against the ground to drive the frame (1) to move forwards;

when the handlebar (2) is pushed forwards to enable the handlebar (2) to be in a second motion state, the handlebar (2) drives the driving assembly (6) to move forwards and reset.

2. The hand buggy of claim 1, wherein: the rotating shaft between the handlebar (2) and the front part of the frame is horizontally arranged along the left-right direction of the frame (1).

3. The hand buggy of claim 1, wherein: the driving assembly (6) further comprises a sliding portion (62) which is slidably arranged on the frame (1), the driving portion (61) is rotatably connected to the sliding portion (62), and the connecting rod (7) is rotatably connected with the sliding portion (62).

4. A hand buggy according to claim 3 wherein: the frame (1) is provided with a sliding groove (8) extending along the front-back direction, and the sliding part (62) is slidably arranged in the sliding groove (8).

5. A hand buggy according to claim 3 wherein: the drive section (61) includes a first drive lever (611) extending obliquely downward in a front-to-rear direction of the vehicle frame (1), and an elastic member (612) provided between the first drive lever (611) and the slide section.

6. The hand buggy of claim 5, wherein: one end of the first driving rod (611) is rotatably connected with the sliding part (62), the other end of the first driving rod is provided with a first driving wheel (613), and a first one-way bearing is arranged between the first driving wheel (613) and the first driving rod (611).

7. The hand buggy of claim 1, wherein: the driving assembly (6) further comprises a sliding portion (62) which is slidably arranged on the frame (1), the driving portion (61) comprises a second driving rod (614) and a third driving rod (615) which are integrally formed and form an angle with each other, the second driving rod (614) or the third driving rod (615) is rotatably connected with the sliding portion (62), the second driving rod (614) is rotatably connected with the connecting rod (7), and the third driving rod (615) extends downwards along the direction from the front portion to the rear portion of the frame (1) in a downward inclined mode.

8. The hand buggy of claim 7, wherein: and a second driving wheel (616) is arranged at one end, far away from the driving assembly (6), of the third driving rod (615), and a second one-way bearing is arranged between the second driving wheel (616) and the third driving rod (615).

9. The hand buggy of claim 1, wherein: handlebar (2) include montant (21), locate grab rail (22) and the cover at montant (21) top are located connecting block (23) on montant (21), connecting rod (7) are close to the rotatable connection of one end of handlebar (2) in on connecting block (23).

10. The hand buggy of claim 1, wherein: the steering assembly (3) comprises a connecting portion (31) which is rotatably arranged below the front portion of the frame (1), a front wheel (32) which is arranged on one side of the connecting portion (31), and a pedal (33) which is arranged on the other side of the connecting portion (31), and the rotating axis of the connecting portion (31) extends along the vertical direction.