CN222892123U - Damping mechanism of bicycle transmission power assisting system - Google Patents

Abstract

The utility model discloses a damping mechanism of a bicycle transmission power assisting system, which comprises a bicycle front wheel, wherein a U-shaped bracket is arranged at a central rotating shaft of the bicycle front wheel, a damping component is arranged on the top wall of the U-shaped bracket, and a limiting component is arranged on the outer wall of the U-shaped bracket; this damping mechanism of bicycle transmission helping hand system drives the supporting seat through the cooperation of attenuator and damping spring down and slides in the mounting groove inner wall, after attenuator and damping spring atress compression, make the back shaft drive spacing intra-annular inner wall downwardly sliding, and steering column drive connecting seat downwardly movable and compression damping spring, the connecting seat slides in the spacing opening inner wall of spacing seat, when making highway bicycle travel to the road surface of jolting, have buffering absorbing effect can reduce its holistic shaking force, can prevent that the chain from breaking away from the chain dish, avoid appearing the malfunctioning condition of bicycle transmission system.

Description

Damping mechanism of bicycle transmission power assisting system

Technical Field

The utility model relates to the technical field of bicycles, in particular to a damping mechanism of a bicycle transmission power assisting system.

Background

The bicycle is also called a bicycle or a bicycle, is usually a two-wheeled small land vehicle, is a green and environment-friendly transportation means by taking pedal as power after people ride on the bicycle, is used as exercise equipment by more and more people for riding and exercising and going out of the bicycle, and is also a sports athletic exercise, such as road bicycle racing, mountain bicycle racing, field bicycle racing, special effect bicycle racing and the like.

With respect to the related art as described above, the applicant believes that the road bike mainly consists of an integral frame, front and rear wheels and a chain drive system, and since part of the road is not completely flat, such as through a sewer cover, road stones, a speed bump, etc., the road bike can vibrate the entire body when passing through the places, the bike is driven by the chain, and the severe jolts can also cause the chain to separate from the chain plate, resulting in malfunction of the bicycle drive system, improvement of the road bike is required.

Accordingly, the present utility model provides a shock absorbing mechanism for a bicycle transmission power assisting system to solve the above-mentioned problems.

Disclosure of utility model

The utility model provides a damping mechanism of a bicycle transmission power assisting system, which solves the problems.

The damping mechanism of the bicycle transmission power assisting system comprises a bicycle front wheel, wherein a U-shaped bracket is arranged at a central rotating shaft of the bicycle front wheel, a damping component is arranged on the top wall of the U-shaped bracket, and a limiting component is arranged on the outer wall of the U-shaped bracket;

The damping assembly comprises two circular supporting pads, mounting grooves are formed in the front portion and the rear portion of the top wall of the U-shaped support, semicircular grooves are formed in the left side and the right side of the inner wall of each mounting groove, positioning blocks are fixedly connected to the positions of the two circular supporting pads corresponding to the semicircular grooves, dampers are mounted on the inner walls of the mounting grooves, supporting seats are fixedly connected to the top ends and the bottom ends of the dampers respectively, damping springs are mounted on one adjacent side of each supporting seat and located on the outer wall of each damper, and travelling wheels are hinged to the outer walls of the supporting seats located at the top and the positions corresponding to the semicircular grooves.

Through above-mentioned technical scheme, damping component's setting can cushion the shock attenuation when the bicycle front wheel passes through the road surface of jolting, avoids appearing whole highway bicycle and appears shaking violently condition.

Further, two circular supporting pads are placed front and back symmetrically, two circular supporting pads are made of rubber, the outer walls of the two circular supporting pads are fixedly connected with the inner bottom wall of the corresponding mounting groove, the semicircular grooves are communicated with the corresponding mounting grooves, and the shape of the positioning block is matched with the corresponding semicircular grooves and is attached to the inner wall of the corresponding semicircular grooves.

Through the technical scheme, the two round supporting pads are made of rubber, so that the two round supporting pads are prevented from being in direct rigid contact with the damper, and a certain buffering effect is achieved.

Further, the supporting seat bottom wall at the bottom is fixedly connected with the corresponding circular supporting pad top wall, the outer wall of the travelling wheel is attached to the inner wall of the semicircular groove, and the supporting seat top wall at the top is fixedly connected with the limiting component.

Through the technical scheme, the travelling wheel slides in the inner wall of the semicircular groove.

Further, spacing subassembly includes spacing seat, spacing opening has been seted up to spacing seat roof, spacing opening inner wall bottom and U type support top outer wall fixed connection, the equal fixedly connected with back shaft of supporting seat roof that is located the top, the equal fixedly connected with of back shaft top is same connecting seat, connecting seat outer wall specification and spacing opening inner wall specification phase-match.

Through above-mentioned technical scheme, the back shaft drives the connecting seat and slides in spacing opening inner wall when the upper and lower activity.

Further, the buffer spring is installed to the connecting seat diapire, buffer spring bottom and U type support roof middle part fixed connection.

Through above-mentioned technical scheme, buffer spring has certain cushioning effect to the connecting seat.

Further, the upper wall in the mounting groove is fixedly connected with a limiting ring, the side wall of the limiting ring is fixedly connected with a limiting block at the position corresponding to the semicircular groove, the limiting block is fixedly connected with the inner wall of the corresponding semicircular groove, and the inner wall of the limiting ring is fixedly connected with the outer wall of the corresponding supporting shaft.

Through above-mentioned technical scheme, under the mutually supporting of spacing ring and stopper, can prevent that attenuator and damping spring from breaking away from in the mounting groove.

Further, a steering column is arranged on the top wall of the connecting seat, a handrail is arranged at the top end of the steering column, and a whole frame is arranged on the outer wall of the steering column.

Through the technical scheme, the direction of travel of the whole vehicle can be controlled under the mutual cooperation of the steering column and the armrests.

Advantageous effects

The utility model provides a damping mechanism of a bicycle transmission power assisting system. Compared with the prior art, the method has the following beneficial effects:

(1) This damper of bicycle transmission helping hand system drives the supporting seat through the cooperation of attenuator and damping spring down and slides in the mounting groove inner wall, advance the wheel and slide in the semicircle inslot wall that corresponds, circular supporting pad and locating piece all use rubber preparation can avoid with the attenuator rigid contact, can reduce whole vibrations jolt to spacing subassembly, steering column and whole frame, after attenuator and damping spring atress compression, make the supporting axle drive spacing intra-annular wall and slide downwards, and steering column drive connecting seat moves down and compress buffer spring, the connecting seat slides in the spacing opening inner wall of spacing seat, when making the road bicycle travel to jolt the road surface, have the effect of buffering shock attenuation can reduce its holistic vibrations, can prevent that the chain from breaking away from the chain dish, avoid appearing the malfunctioning condition of bicycle transmission system.

Drawings

FIG. 1 is a perspective view of the external structure of the present utility model;

FIG. 2 is a front view of the internal structure of the present utility model;

FIG. 3 is an exploded view of the internal structure of the present utility model;

FIG. 4 is a top view of the internal structure of the present utility model;

Fig. 5 is an exploded view of the structure of the present utility model a.

In the figure, 1, a front wheel of a bicycle, 2, a U-shaped bracket, 3, a limiting component, 31, a limiting seat, 32, a limiting through hole, 33, a connecting seat, 34, a supporting shaft, 35, a buffer spring, 36, a limiting ring, 37, a limiting block, 4, an armrest, 5, a whole frame, 6, a damping component, 61, a round supporting pad, 62, a positioning block, 63, a damper, 64, a damping spring, 65, a supporting seat, 66, a travelling wheel, 67, a mounting groove, 68, a semicircular groove and 7, and a steering column.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

Referring to fig. 1-5, a damping mechanism of a bicycle transmission power assisting system comprises a bicycle front wheel 1, a U-shaped bracket 2 is arranged at a central rotating shaft of the bicycle front wheel 1, a damping component 6 is arranged on the top wall of the U-shaped bracket 2, and a limiting component 3 is arranged on the outer wall of the U-shaped bracket 2;

The damping component 6 comprises two circular support pads 61, the front and rear parts of the top wall of the U-shaped bracket 2 are respectively provided with a mounting groove 67, the left and right sides of the inner wall of the mounting groove 67 are respectively provided with a semicircular groove 68, the positions of the side walls of the two circular support pads 61 and corresponding to the semicircular grooves 68 are respectively fixedly connected with a positioning block 62, the inner walls of the mounting groove 67 are respectively provided with a damper 63, the top end and the bottom end of the damper 63 are respectively fixedly connected with a support seat 65, one side of each support seat 65 adjacent to each damper 63 is respectively provided with a damping spring 64, and the positions of the outer walls of the support seats 65 positioned at the top and corresponding to the semicircular grooves 68 are respectively hinged with a travelling wheel 66;

In the embodiment of the utility model, the damping component 6 is arranged, so that when the road bicycle runs on a bumpy road surface, the road bicycle can be damped, the severe bumpy of the whole bicycle can be prevented, the situation that the chain is separated from the chain plate and the transmission system of the bicycle is out of order due to excessive bumpy can be avoided, and the damping effect on the transmission power assisting system of the bicycle can be achieved.

Embodiment two:

Referring to fig. 1-5, the present embodiment provides a technical scheme based on the first embodiment, wherein two circular support pads 61 are symmetrically placed front and back, the two circular support pads 61 are all made of rubber, the outer walls of the two circular support pads 61 are fixedly connected with the inner walls of the corresponding mounting grooves 67, the semicircular grooves 68 are all communicated with the corresponding mounting grooves 67, the positioning blocks 62 are matched with the corresponding semicircular grooves 68 in shape and are attached to the inner walls of the corresponding semicircular grooves 68, the bottom walls of the support seats 65 positioned at the bottom are fixedly connected with the top walls of the corresponding circular support pads 61, the outer walls of the travelling wheels 66 are attached to the inner walls of the semicircular grooves 68, the top walls of the support seats 65 positioned at the top are fixedly connected with the limiting component 3, the limiting component 3 comprises a limiting seat 31, the top walls of the limiting seat 31 are provided with limiting through holes 32, the bottom of the inner walls of the limiting through holes 32 are fixedly connected with the outer walls of the U-shaped bracket 2, the top walls of the support seats 65 positioned at the top are fixedly connected with supporting shafts 34, the top ends of the same connecting seats 33 are fixedly connected with the inner walls of the corresponding semicircular grooves 32, the outer walls of the connecting seats 33 are matched with the inner walls of the corresponding semicircular grooves 68, the top walls of the buffer brackets 35 are fixedly connected with the corresponding buffer brackets 37, the top walls 7 are fixedly connected with the inner walls of the limiting columns 37 of the corresponding buffer brackets 7, the buffer brackets 7 are fixedly connected with the inner walls of the limiting columns 37, the middle-7 are fixedly connected with the corresponding buffer columns 37, and the top walls of the corresponding buffer columns 37 are fixedly connected with the corresponding buffer columns 37;

In the embodiment of the present utility model, the purpose of this arrangement is that, when the steering column 7 is pressed down to drive the damper assembly 6 to move, the position of the position limiting assembly 3 can be prevented from being shifted when the connecting seat 33 and the supporting shaft 34 move up and down, so that the safety and practicality of the whole device can be improved.

And all that is not described in detail in this specification is well known to those skilled in the art.

When the whole bicycle runs on a road and jolts, the damper 63 and the damping spring 64 are matched with each other to drive the supporting seat 65 to slide in the inner wall of the mounting groove 67, the travelling wheel 66 slides in the inner wall of the corresponding semicircular groove 68, the round supporting pad 61 and the locating block 62 are made of rubber and can avoid being in rigid contact with the damper 63, certain buffering performance is achieved, the whole vibration jolt of the limiting assembly 3, the steering column 7 and the whole frame 5 can be reduced, after the damper 63 and the damping spring 64 are stressed and compressed, the supporting shaft 34 drives the inner wall of the limiting ring 36 to slide downwards, the steering column 7 drives the connecting seat 33 to move downwards and compress the damping spring 35, the connecting seat 33 slides in the inner wall of the limiting through hole 32 of the limiting seat 31, and the situation that the steering column 7 is subjected to jolt position deviation after being stressed and jolt can be prevented.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The damping mechanism of the bicycle transmission power assisting system comprises a bicycle front wheel (1) and is characterized in that a U-shaped bracket (2) is arranged at a central rotating shaft of the bicycle front wheel (1), a damping component (6) is arranged on the top wall of the U-shaped bracket (2), and a limiting component (3) is arranged on the outer wall of the U-shaped bracket (2);

the damping assembly (6) comprises two circular supporting pads (61), mounting grooves (67) are formed in the front and rear portions of the top wall of the U-shaped support (2), semicircular grooves (68) are formed in the left and right sides of the inner wall of each mounting groove (67), positioning blocks (62) are fixedly connected to the side walls of the two circular supporting pads (61) and correspond to the positions of the semicircular grooves (68), dampers (63) are mounted on the inner walls of the mounting grooves (67), supporting seats (65) are fixedly connected to the top ends and the bottom ends of the dampers (63), damping springs (64) are mounted on the adjacent sides of the supporting seats (65) and located on the outer walls of the dampers (63), and travelling wheels (66) are hinged to the outer walls of the supporting seats (65) located at the tops and correspond to the positions of the semicircular grooves (68).

2. The damping mechanism of a bicycle transmission power assisting system according to claim 1, wherein the two circular support pads (61) are symmetrically placed front and back, the two circular support pads (61) are made of rubber, the outer walls of the two circular support pads (61) are fixedly connected with the inner bottoms of the corresponding mounting grooves (67), the semicircular grooves (68) are communicated with the corresponding mounting grooves (67), and the shape of the positioning blocks (62) is matched with that of the corresponding semicircular grooves (68) and is attached to the inner walls of the corresponding semicircular grooves (68).

3. The damping mechanism of a bicycle transmission power assisting system according to claim 1, wherein bottom walls of supporting seats (65) at the bottom are fixedly connected with top walls of corresponding round supporting pads (61), outer walls of traveling wheels (66) are attached to inner walls of semicircular grooves (68), and top walls of the supporting seats (65) at the top are fixedly connected with limiting assemblies (3).

4. The damping mechanism of a bicycle transmission power assisting system according to claim 1, wherein the limiting assembly (3) comprises a limiting seat (31), a limiting through hole (32) is formed in the top wall of the limiting seat (31), the bottom of the inner wall of the limiting through hole (32) is fixedly connected with the outer wall of the top of the U-shaped support (2), supporting shafts (34) are fixedly connected to the top wall of a supporting seat (65) positioned at the top, the same connecting seat (33) is fixedly connected to the top end of each supporting shaft (34), and the specification of the outer wall of each connecting seat (33) is matched with the specification of the inner wall of the limiting through hole (32).

5. The damping mechanism of a bicycle transmission power assisting system according to claim 4, wherein a buffer spring (35) is arranged on the bottom wall of the connecting seat (33), and the bottom end of the buffer spring (35) is fixedly connected with the middle part of the top wall of the U-shaped bracket (2).

6. The damping mechanism of a bicycle transmission power assisting system according to claim 1, wherein limiting rings (36) are fixedly connected to inner top walls of the mounting grooves (67), limiting blocks (37) are fixedly connected to side walls of the limiting rings (36) and positions corresponding to the semicircular grooves (68), the limiting blocks (37) are fixedly connected with inner walls of the corresponding semicircular grooves (68), and the inner walls of the limiting rings (36) are fixedly connected with outer walls of the corresponding supporting shafts (34).

7. A shock absorption mechanism of a bicycle transmission power assisting system according to claim 4, wherein a steering column (7) is arranged on the top wall of the connecting seat (33), an armrest (4) is arranged at the top end of the steering column (7), and a whole frame (5) is arranged on the outer wall of the steering column (7).