CN220054052U

CN220054052U - Damping device for bicycle

Info

Publication number: CN220054052U
Application number: CN202321560541.0U
Authority: CN
Inventors: 韩铁江
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-11-21
Anticipated expiration: 2033-06-19

Abstract

The utility model relates to a damping device for a bicycle, belonging to the technical field of multi-wheel bicycles and comprising a power-assisted chassis frame, wherein the front end of the power-assisted chassis frame is provided with a front wheel assembly, the front wheel assembly comprises a pair of front wheels, a double-fork arm claw bracket is arranged between the side edge of the front wheels and the upper part of the power-assisted chassis frame, and a lower fork arm supporting swinging connecting rod is arranged between the side edge of the lower part of the front wheels and the lower part of the power-assisted chassis frame. The rear end of the power-assisted chassis frame is provided with a rear wheel driving assembly, the rear wheel driving assembly comprises a rear wheel bracket, rear wheels are arranged at the rear parts of two sides of the rear wheel bracket, and the rear wheels are fixedly connected with the rear wheel bracket in a bearing type inserting and embedding manner. Shock absorbers are arranged between the front part of the rear wheel bracket and the power-assisted chassis frame, and between the upper end of the supporting swing connecting rod and the power-assisted chassis frame, and a steering wheel which is sleeved and fixed with the front wheel driving assembly in a steering shaft type is arranged on the power-assisted chassis frame. Has the characteristics of compact structure, comfortable and labor-saving riding, good running stability and good damping effect. The problem that the bicycle is capable of avoiding shock when the bicycle is used for dealing with the hollow road conditions and passing through the deceleration strip is solved.

Description

Damping device for bicycle

Technical Field

The utility model relates to the technical field of multi-wheel bicycles, in particular to a damping device for a bicycle.

Background

Bicycles, also known as bicycles or scooters, are typically two-wheeled small land vehicles. After people get on the vehicle, the pedal is taken as power, so that the vehicle is environment-friendly. As an environment-friendly transportation means for riding instead of walk and going out; more and more people use bicycles as exercise equipment for riding exercises and for bicycle travel.

An electric bicycle is an electromechanical integrated personal vehicle which uses a storage battery as an auxiliary energy source and is provided with a motor, a controller, a storage battery, a handle bar, and other operating components and a display instrument system on the basis of a common bicycle. The existing electric bicycle is a two-wheel electric bicycle, the safety and the stability of the electric bicycle are poor, and the electric bicycle also needs to carry a tool for shielding wind and rain when traveling in severe weather such as raining, storm snow, sand storm and the like, is inconvenient to drive and also affects the driving safety.

The utility model provides a chinese patent electric bicycle with multiple wheels, application number is CN200720109285.8, it sets up the front wheel to have disclosed that the frame front side passes through the independent suspension of two yoke and connects and set up the front wheel, the rear side bottom passes through the rear wheel fork to connect and sets up a pair of rear wheel of coaxial installation, its characterized in that sets up the carriage on the frame, the carriage front portion sets up preceding baffle, windshield, the rear portion sets up the backplate, both sides set up door or no door, connect on the frame and set up the driver's seat, it sets up the backseat to lean on the backplate inner wall connection, the battery sets up in driver's seat bottom, motor and one side rear wheel transmission cooperation with battery circuit connection, the movable steering wheel passes through the direction axis of rotation, direction rotation connecting rod and front wheel claw support control cooperation. At present, although the road condition is improved, the speed reducing belts are increased, and a damping structure is required to be added for improving the comfort.

Disclosure of Invention

The utility model mainly solves the defects existing in the prior art, and provides a damping device for a bicycle, which has the characteristics of compact structure, good running stability and good damping effect. The problem that the bicycle is capable of avoiding shock when the bicycle is used for dealing with the hollow road conditions and passing through the deceleration strip is solved.

The technical problems of the utility model are mainly solved by the following technical proposal:

a damping device for a bicycle comprises a power-assisted chassis frame, wherein a front wheel assembly is arranged at the front end of the power-assisted chassis frame and comprises a pair of front wheels, double-fork-arm independent suspensions are arranged between the side edges of the front wheels and the power-assisted chassis frame, and supporting swing lower fork arms are arranged between the side edges of the lower parts of the front wheels and the lower parts of the power-assisted chassis frame. The rear end of the power-assisted chassis frame is provided with a rear wheel driving assembly, the rear wheel driving assembly comprises a rear wheel bracket, rear wheels which are in sprocket-type transmission with the power-assisted chassis frame are arranged at the rear parts of two sides of the rear wheel bracket, and the rear wheels are fixedly connected with the rear wheel bracket in a bearing type inserting and embedding manner; the power-assisted chassis frame is provided with a steering wheel which is sleeved and fixed with a front wheel driving assembly in a steering shaft mode, a steering shaft is arranged below the steering wheel, and a manual pedal mechanism is arranged at the middle position of a pair of front wheels.

Preferably, the shock absorber comprises a shock absorption piston, and a buffer spring which is in limit sleeving connection with the shock absorption piston is arranged at the lower part of the shock absorption piston.

Preferably, a passenger seat which is fixedly connected with the power-assisted chassis frame through a bolt is arranged at the rear of the steering wheel, and a driving seat which is fixedly connected with the power-assisted chassis frame through a bolt is arranged between the passenger seat and the steering wheel.

Preferably, the rear end of the passenger seat is provided with a trunk which is fixedly connected with the rear wheel bracket through bolts. When there is no shed, the trunk is mounted behind the passenger seat.

Preferably, a shed which is fixedly connected with the power-assisted chassis frame through bolts is arranged at the rear end of the steering wheel extending to the rear end of the passenger seat.

Preferably, the rear end of the shed is provided with a trunk which is fixedly connected with the rear wheel bracket through bolts.

The utility model can achieve the following effects:

compared with the prior art, the damping device for the bicycle has the characteristics of compact structure, good running stability and good damping effect. The problem that the bicycle is capable of avoiding shock when the bicycle is used for dealing with the hollow road conditions and passing through the deceleration strip is solved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a front wheel drive assembly in the present utility model.

Fig. 3 is a schematic structural view of the rear wheel drive assembly in the present utility model.

In the figure: steering wheel 1, bicycle shed 2, driver's seat 3, passenger seat 4, trunk 5, rear wheel drive assembly 6, helping hand chassis frame 7, front wheel drive assembly 8, front wheel 9, multi-lever swing frame 10, bumper shock absorber 11, support swing connecting rod 12, damping piston 13, buffer spring 14, rear wheel 15, rear wheel support 16, steering shaft 17, pedal mechanism 18.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.

Examples: as shown in fig. 1, 2 and 3, a shock absorbing device for a bicycle comprises a power-assisted chassis frame 7, wherein a front wheel assembly 8 is arranged at the front end of the power-assisted chassis frame 7, the front wheel assembly 8 comprises a pair of front wheels 9, a double-fork arm claw bracket 10 is arranged between the side edges of the front wheels 9 and the upper part of the power-assisted chassis frame 7, and a lower fork arm supporting swinging connecting rod 12 is arranged between the side edges of the lower part of the front wheels 9 and the lower part of the power-assisted chassis frame 7. The rear end of the power-assisted chassis frame 7 is provided with a rear wheel driving assembly 6, the rear wheel driving assembly 6 comprises a rear wheel bracket 16, rear wheels 15 which are in sprocket-type transmission with the power-assisted chassis frame 7 are arranged at the rear parts of two sides of the rear wheel bracket 16, and the rear wheels 15 are fixedly connected with the rear wheel bracket 16 in a bearing type inserting and embedding manner; the shock absorber 11 is arranged between the front part of the rear wheel bracket 16 and the power-assisted chassis frame 7, and between the upper end of the supporting swing connecting rod 12 and the power-assisted chassis frame 7, the shock absorber 11 comprises a shock absorption piston 13, and a buffer spring 14 which is in limit sleeving connection with the shock absorption piston 13 is arranged at the lower part of the shock absorption piston 13. The power-assisted chassis frame 7 is provided with a steering wheel 1 which is sleeved and fixed with a front wheel driving assembly 8 in a steering shaft type, a steering handle steering shaft 17 is arranged below the steering wheel 1, and a manual pedal mechanism 18 is arranged at the middle position of a pair of front wheels 9. The rear of the steering wheel 1 is provided with a passenger seat 4 which is fixedly connected with the power-assisted chassis frame 7 through bolts, and a driver seat 3 which is fixedly connected with the power-assisted chassis frame 7 through bolts is arranged between the passenger seat 4 and the steering wheel 1. The front end of the steering wheel 1 extends to the rear end of the passenger seat 4 and is provided with a bicycle shed 2 which is fixedly connected with a power-assisted chassis frame 7 through bolts, and the rear end of the bicycle shed 2 is provided with a trunk 5 which is fixedly connected with a rear wheel bracket 16 through bolts.

In summary, the damping device for the bicycle has the characteristics of compact structure, comfortable and labor-saving riding, good running stability and good damping effect. The problem that the bicycle is capable of avoiding shock when the bicycle is used for dealing with the hollow road conditions and passing through the deceleration strip is solved.

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 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.

In summary, the foregoing description is only one embodiment of the present utility model, but the present utility model is not limited to the above embodiments, and any changes or modifications within the scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. A shock absorbing device for a bicycle, characterized by: the novel power-assisted chassis comprises a power-assisted chassis frame (7), wherein a front wheel assembly (8) is arranged at the front end of the power-assisted chassis frame (7), the front wheel assembly (8) comprises a pair of front wheels (9), double-fork arm claw brackets (10) are arranged between the side edges of the front wheels (9) and the upper part of the power-assisted chassis frame (7), and a lower fork arm supporting swing connecting rod (12) is arranged between the side edges of the lower parts of the front wheels (9) and the lower part of the power-assisted chassis frame (7); the rear end of the power-assisted chassis frame (7) is provided with a rear wheel driving assembly (6), the rear wheel driving assembly (6) comprises a rear wheel bracket (16), rear wheels (15) which are in sprocket-type transmission with the power-assisted chassis frame (7) are arranged at the rear parts of two sides of the rear wheel bracket (16), and the rear wheels (15) are fixedly connected with the rear wheel bracket (16) in a bearing type inserting and embedding manner; the novel steering wheel is characterized in that shock absorbers (11) are arranged between the front part of the rear wheel support (16) and the power-assisted chassis frame (7), the upper end of the lower fork arm supporting swing connecting rod (12) and the power-assisted chassis frame (7), a steering wheel (1) which is sleeved and fixed with a front wheel assembly (8) in a steering shaft mode is arranged on the power-assisted chassis frame (7), a steering shaft (17) is arranged below the steering wheel (1), and a manual pedal mechanism (18) is arranged in the middle of a pair of front wheels (9).

2. A shock absorbing device for a bicycle as defined in claim 1, wherein: the shock absorber (11) comprises a shock absorption piston (13), and a buffer spring (14) which is in limit sleeving connection with the shock absorption piston (13) is arranged at the lower part of the shock absorption piston (13).

3. A shock absorbing device for a bicycle as defined in claim 1, wherein: the rear of the steering wheel (1) is provided with a passenger seat (4) which is fixedly connected with the power-assisted chassis frame (7) through bolts, and a driving seat (3) which is fixedly connected with the power-assisted chassis frame (7) through bolts is arranged between the passenger seat (4) and the steering wheel (1).

4. A shock absorbing device for a bicycle as defined in claim 3, wherein: the rear end of the passenger seat (4) is provided with a trunk (5) which is fixedly connected with a rear wheel bracket (16) through bolts.

5. A shock absorbing device for a bicycle as defined in claim 3, wherein: the front end of the steering wheel (1) extends to the rear end of the passenger seat (4) and is provided with a shed (2) which is fixedly connected with the power-assisted chassis frame (7) through bolts.

6. The shock absorbing device for a bicycle as defined in claim 5, wherein: the rear end of the bicycle shed (2) is provided with a trunk (5) which is fixedly connected with a rear wheel bracket (16) through bolts.