CN219172587U

CN219172587U - Foldable bicycle

Info

Publication number: CN219172587U
Application number: CN202223418300.0U
Authority: CN
Inventors: 张佛灵; 陈宇书; 杨远霞
Original assignee: Guangzhou Haiyong Technology Co ltd
Current assignee: Guangzhou Haiyong Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-13
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a foldable bicycle, which comprises a supporting rod, wherein the upper end surface of the supporting rod is fixedly provided with a supporting plate, grooves are formed in the front and rear of one side of the outer surface of the supporting plate and in the rear of the other side of the outer surface of the supporting plate, the inner sides of the grooves are connected with a movable plate in a sliding manner, one side, opposite to the outer surfaces, of the two movable plates is provided with saw teeth, one side, opposite to the outer surfaces, of the two movable plates is fixedly connected with a handle, the middle of the inner part of the supporting plate is provided with a gear groove, the inner side of the gear groove is provided with a pin shaft, the outer surface of the pin shaft is sleeved with a gear, the upper end surface of the supporting plate is provided with a lug, the middle position of the upper end surface of the lug is provided with a round hole, the inner side of the round hole is provided with a rotating shaft, and the upper end surface of the rotating shaft is fixedly connected with a cam. The utility model can store the movable plate, is beneficial to reducing the transverse size of the handle and is convenient for folding the electric bicycle.

Description

Foldable bicycle

Technical Field

The utility model relates to the technical field of bicycles, in particular to a foldable bicycle.

Background

The bicycle, also called bicycle or bicycle, is usually a small-sized land vehicle with two wheels, after a person rides on the bicycle, the bicycle takes pedal as power, is a green and environment-friendly transportation tool, the bicycle is various, a single bicycle is available, a double bicycle and a plurality of bicycles can be used as environment-friendly transportation tools for riding instead of walking and going out, more and more people use the bicycle as exercise equipment for riding exercise and bicycle going out, and the electric bicycle is also one of the bicycles.

The electric bicycle is a bicycle body type which is used for controlling the using process of the bicycle under the electric drive, is widely applied to modern life, brings great convenience for daily travel of people, is simple in structure, green and simple, is convenient to park, and can be folded more than ever in the prior electric bicycle along with breakthrough in key technical aspects and continuous improvement of performance, so that the electric bicycle becomes a substitute product of a motorcycle and a bicycle and is more and more popular with people, the market is stimulated to consume the electric bicycle for bringing convenience to users.

However, the handle of the existing foldable portable electric bicycle is one of main components of the bicycle, and is usually connected by a round bar, so that the bicycle is the component with the largest transverse dimension, and the folding size of the electric bicycle is greatly influenced; therefore, the existing demand is not met, and for this reason we propose a foldable bicycle.

Disclosure of Invention

The utility model aims to provide a foldable bicycle, which solves the problems that the handle of the conventional foldable portable electric bicycle provided in the background art is one of main parts of the bicycle, is usually connected by a round rod, is the part with the largest transverse dimension in the bicycle, and extremely influences the folding size of the electric bicycle.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a collapsible bicycle, includes the bracing piece, up end fixed mounting of bracing piece has the backup pad, the front and back of backup pad surface one side and opposite side rear all are provided with the recess, the inboard sliding connection of recess has the movable plate, two one side that the movable plate surface is relative is provided with the sawtooth, two one side fixedly connected with handle that the movable plate surface is opposite, the inside centre of backup pad is provided with the gear groove, the inboard of gear groove is provided with the round pin axle, the surface cover of round pin axle is equipped with the gear, the lug is installed to the up end of backup pad, the intermediate position of lug up end is provided with the round hole, the inboard of round hole is provided with the pivot, the up end fixedly connected with cam of pivot, the intermediate position cover of pivot surface is equipped with the carousel, the surface of carousel is provided with two jacks, the inside of cam is provided with the rotating chamber, the place ahead of backup pad up end is provided with the fixed block, the front end of fixed block runs through and is provided with the through-hole, the inboard of through-hole is provided with the inserted bar, the surface cover of inserted bar is equipped with the spring.

Preferably, the lower end face of the rotating shaft is fixedly connected with the upper end face of the pin shaft, and the lower end face of the pin shaft is rotatably connected with the inner surface of the gear groove through a bearing.

Preferably, the outer surface of the inserted link is sleeved with a limiting ring, one end of the spring is fixedly connected with the outer surface of the limiting ring, and the other end of the spring is fixedly connected with the inner wall of the through hole.

Preferably, a connecting hole is formed in the middle of the front end face of the protruding block, the inserted link penetrates through the connecting hole, and the inserted link is matched with the jack.

Preferably, the upper end face and the lower end face of the moving plate are fixedly provided with sliding blocks, the upper end face and the lower end face of the inner wall of the groove are provided with sliding grooves, and the sliding blocks are clamped into the inner sides of the sliding grooves.

Preferably, the inner ring of the gear is fixedly connected with the outer surface of the pin shaft through welding, the saw teeth are fixedly connected with the movable plate through clamping grooves, and the gear is meshed with the saw teeth.

Preferably, the lower end face of the fixed block is fixedly connected with the upper end face of the supporting plate through a limiting groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the fixed block, the groove, the saw teeth, the moving plate, the cam, the pin shaft, the rotating shaft, the gear and the saw teeth are arranged, when the bicycle is required to be folded, the inserted rod can be pulled forwards, the rear end face of the inserted rod leaves the inner side of the jack, the limit on the turntable is released, the cam can be rotated to drive the rotating shaft to rotate so as to drive the pin shaft to rotate, the pin shaft rotates to drive the gear to rotate, the gear rotates anticlockwise, the gear and the saw teeth are meshed, the gear rotates to drive the two moving plates to move towards the direction close to each other, the moving plate moves towards the inner side of the groove to drive the two handles to move towards the direction close to the supporting plate, the inserted rod is released after the inserted rod is retracted to a proper position, the inserted rod is clamped into the inner side of the other jack under the action of the spring, and the turntable is limited, so that the gear is fixed, the two moving plates are prevented from moving.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a top cross-sectional view of the entirety of the present utility model;

FIG. 3 is a side cross-sectional view of the entirety of the present utility model;

fig. 4 is a schematic view showing a partial structure of the support plate of the present utility model.

In the figure: 1. a support rod; 2. a handle; 3. a support plate; 4. a cam; 5. a moving plate; 6. a fixed block; 7. a groove; 8. saw teeth; 9. a gear groove; 10. a gear; 11. a pin shaft; 12. a rotating shaft; 13. a round hole; 14. a bump; 15. a rotating chamber; 16. a jack; 17. a turntable; 18. a rod; 19. a spring; 20. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 4, an embodiment of the present utility model provides: the utility model provides a collapsible bicycle, including bracing piece 1, the up end fixed mounting of bracing piece 1 has backup pad 3, the front and back of backup pad 3 surface one side and opposite side rear all are provided with recess 7, the inboard sliding connection of recess 7 has movable plate 5, the opposite side of two movable plate 5 surface is provided with sawtooth 8, one side fixedly connected with handle 2 that the outer surface of two movable plates 5 is opposite, the inside centre of backup pad 3 is provided with gear groove 9, the inboard of gear groove 9 is provided with round pin 11, the surface cover of round pin 11 is equipped with gear 10, lug 14 is installed to the up end of backup pad 3, the intermediate position of lug 14 up end is provided with round hole 13, the inboard of round hole 13 is provided with pivot 12, the up end fixedly connected with cam 4 of pivot 12, the intermediate position cover of pivot 12 surface is equipped with carousel 17, the surface of carousel 17 is provided with two jacks 16, the inside of cam 4 is provided with the rotation chamber 15, the place ahead of backup pad 3 up end is provided with fixed block 6, the front end of fixed block 6 runs through and is provided with through hole 20, the inboard of through hole 20 is provided with inserted bar 18, the surface cover of inserted bar 18 is equipped with spring 19.

Further, the lower end face of the rotating shaft 12 is fixedly connected with the upper end face of the pin shaft 11, and the lower end face of the pin shaft 11 is rotatably connected with the inner surface of the gear groove 9 through a bearing.

By adopting the technical scheme, the rotation of the rotating shaft 12 can drive the pin shaft 11 to rotate, so that the stability of the rotation of the pin shaft 11 is improved.

Further, the outer surface of the inserted link 18 is sleeved with a limiting ring, one end of the spring 19 is fixedly connected with the outer surface of the limiting ring, and the other end of the spring 19 is fixedly connected with the inner wall of the through hole 20.

By adopting the above technical scheme, the stability of the insert rod 18 is improved.

Further, a connecting hole is formed in the middle of the front end face of the protruding block 14, the inserting rod 18 penetrates through the connecting hole, and the inserting rod 18 is matched with the inserting hole 16.

By adopting the above-described technical scheme, the insert rod 18 can be inserted into the inner side of the insertion hole 16.

Further, the upper end face and the lower end face of the moving plate 5 are fixedly provided with sliding blocks, the upper end face and the lower end face of the inner wall of the groove 7 are provided with sliding grooves, and the sliding blocks are clamped into the inner sides of the sliding grooves.

By adopting the technical scheme, the stability of the movement of the moving plate 5 is improved.

Further, the inner ring of the gear 10 is fixedly connected with the outer surface of the pin shaft 11 through welding, the saw teeth 8 are fixedly connected with the moving plate 5 through clamping grooves, and the gear 10 is meshed with the saw teeth 8.

By adopting the technical scheme, the stability of the gear 10 is improved, and the stability of the saw teeth 8 is improved.

Further, the lower end face of the fixed block 6 is fixedly connected with the upper end face of the supporting plate 3 through a limit groove.

By adopting the technical scheme, the stability of the fixed block 6 is improved.

When the bicycle is required to be folded, the inserting rod 18 can be pulled forwards firstly, the rear end face of the inserting rod 18 leaves the inner side of the jack 16, limiting on the rotary disc 17 is removed, at the moment, the cam 4 can be rotated to drive the rotating shaft 12 to rotate so as to drive the pin shaft 11 to rotate, the pin shaft 11 rotates to drive the gear 10 to rotate, the gear 10 rotates anticlockwise, the gear 10 is meshed with the saw teeth 8, the gear 10 rotates to drive the two moving plates 5 to move towards the direction close to each other, the moving plates 5 move towards the inner side of the groove 7, the two handles 2 are driven to move towards the direction close to the supporting plate 3, the inserting rod 18 is released after the inserting rod is retracted to a proper position, the inserting rod 18 is clamped into the inner side of the other jack 16 under the action of the spring 19, the rotary disc 17 is limited, the gear 10 is fixed, the two moving plates 5 are prevented from moving, the two moving plates 5 can be stored, the transverse size of the handles 2 is reduced, and the electric booster bicycle is convenient to fold.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Foldable bicycle, comprising a support bar (1), characterized in that: the utility model discloses a rotary table, including bracing piece (1) and rotary table, up end fixed mounting of bracing piece (1) has backup pad (3), the front and back of backup pad (3) surface one side and opposite side rear all are provided with recess (7), the inboard sliding connection of recess (7) has movable plate (5), two one side that movable plate (5) surface is relative is provided with sawtooth (8), two one side fixedly connected with handle (2) that movable plate (5) surface is opposite, the inside centre of backup pad (3) is provided with gear groove (9), the inboard of gear groove (9) is provided with round pin axle (11), the outer surface cover of round pin axle (11) is equipped with gear (10), lug (14) are installed to the up end of backup pad (3), the intermediate position of lug (14) up end is provided with round hole (13), the inboard of round hole (13) is provided with pivot (12), the up end fixedly connected with cam (4) of pivot (12) surface, the intermediate position cover of pivot (12) surface is equipped with handle (2), the surface of pivot (17) is provided with two jacks (16), the surface of pivot (16) is provided with the fixed face of rotary table (6) in the inside of backup pad (3), the front end face of the fixed block (6) is provided with a through hole (20) in a penetrating mode, the inner side of the through hole (20) is provided with an inserting rod (18), and the outer surface of the inserting rod (18) is sleeved with a spring (19).

2. A foldable bicycle as claimed in claim 1, wherein: the lower end face of the rotating shaft (12) is fixedly connected with the upper end face of the pin shaft (11), and the lower end face of the pin shaft (11) is rotatably connected with the inner surface of the gear groove (9) through a bearing.

3. A foldable bicycle as claimed in claim 1, wherein: the outer surface of the inserted link (18) is sleeved with a limiting ring, one end of the spring (19) is fixedly connected with the outer surface of the limiting ring, and the other end of the spring (19) is fixedly connected with the inner wall of the through hole (20).

4. A foldable bicycle as claimed in claim 1, wherein: the middle position of the front end face of the protruding block (14) is provided with a connecting hole, the inserted link (18) penetrates through the connecting hole, and the inserted link (18) is matched with the jack (16).

5. A foldable bicycle as claimed in claim 1, wherein: the upper end face and the lower end face of the moving plate (5) are fixedly provided with sliding blocks, the upper end face and the lower end face of the inner wall of the groove (7) are respectively provided with a sliding groove, and the sliding blocks are clamped into the inner sides of the sliding grooves.

6. A foldable bicycle as claimed in claim 1, wherein: the inner ring of the gear (10) is fixedly connected with the outer surface of the pin shaft (11) through welding, the saw teeth (8) are fixedly connected with the movable plate (5) through clamping grooves, and the gear (10) is meshed with the saw teeth (8).

7. A foldable bicycle as claimed in claim 1, wherein: the lower end face of the fixed block (6) is fixedly connected with the upper end face of the supporting plate (3) through a limiting groove.