CN221293975U

CN221293975U - Electric vehicle with shock-absorbing structure

Info

Publication number: CN221293975U
Application number: CN202323003360.0U
Authority: CN
Inventors: 李亚军
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-07
Filing date: 2023-11-07
Publication date: 2024-07-09
Anticipated expiration: 2033-11-07

Abstract

The application provides an electric vehicle with a damping structure, which comprises an electric vehicle body, wherein a damping mechanism and a rear fork are fixed on the electric vehicle body, the top of the damping mechanism is fixed on the electric vehicle body, the bottom of the damping mechanism is fixed on the rear fork, and the bottom of the damping mechanism is inclined forwards relative to the top of the damping mechanism or is vertically arranged relative to the top of the damping mechanism. According to the application, through the position setting of the damping mechanism, the bouncing travel of the rear wheel can be increased, the damping effect is better, and the comfort level is improved. In addition, the damping mechanism is vertically arranged or slightly leaned forward, the damping stroke direction of the damping mechanism is basically the same as the gravity direction, the bending deformation of the damping mechanism can be effectively prevented, and the service life of the damping mechanism is prolonged.

Description

Electric vehicle with shock-absorbing structure

Technical Field

The application relates to the technical field of electric vehicles, in particular to an electric vehicle with a damping structure.

Background

Electric vehicles are increasingly favored by people due to convenience and flexibility, so that more people select the electric vehicles as transportation means for traveling. As in the patent of publication No. CN215155309U, an all-carbon shock-absorbing electric vehicle is disclosed, comprising an electric vehicle body, a pedal platform, a vehicle head, a vehicle seat and a shock-absorbing mechanism, wherein the pedal platform is arranged at the top of the electric vehicle body, a front wheel is mounted on one side of the bottom of the electric vehicle body, a rear wheel is mounted on the other side of the bottom of the electric vehicle body, and the shock-absorbing mechanism is arranged on the outer walls of the two sides of the rear wheel. In the above patent, the damper mechanism is located at a side of the wheel, and the damper mechanism is disposed obliquely rearward. However, in the process of implementing the present invention, the inventors have found that the following problems exist in the prior art: the existing damping mechanism is short in damping stroke, so that the damping effect is poor.

Disclosure of Invention

The embodiment of the application provides an electric vehicle with a damping structure, which solves the problems of the related art, and has the following technical scheme:

The embodiment of the application provides an electric vehicle with a damping structure, which comprises an electric vehicle body, wherein a damping mechanism and a rear fork are fixed on the electric vehicle body, the top of the damping mechanism is fixed on the electric vehicle body, the bottom of the damping mechanism is fixed on the rear fork, and the bottom of the damping mechanism is inclined forwards relative to the top of the damping mechanism or is arranged vertically relative to the top of the damping mechanism.

In one embodiment, a lifting lug is fixed on the rear fork, and the bottom of the damping mechanism is connected with the lifting lug.

In one embodiment, the lifting lug is located between one fifth and three fifths of the length of the rear fork.

In one embodiment, the shock absorbing mechanism is located at a front side edge of the rear wheel.

In one embodiment, the number of the shock absorbing mechanisms is two, and the two shock absorbing mechanisms are respectively located on two opposite sides of the rear wheel.

In one embodiment, the rear fork comprises a connecting shaft and two connecting rods, one ends of the two connecting rods are respectively connected with the connecting shaft, and the lifting lug is fixed on the connecting rods.

In one embodiment, the connecting shaft is located in front of the rear wheel, which is located between the two connecting rods.

In one embodiment, the damping mechanism comprises a damper and a damping spring, the damping spring is sleeved on the damper, the top of the damper is connected with the electric vehicle body, and the bottom of the damper is connected with the rear fork.

In one embodiment, the electric vehicle body is provided with a pedal platform and a saddle, and the saddle is located between the pedal platform and the damping mechanism.

In one embodiment, the electric vehicle body is further provided with a vehicle head, the vehicle head is provided with a handle bar, and the front wheel is located at the front side of the vehicle head.

The advantages or beneficial effects in the technical scheme at least comprise:

The application is provided with the damping mechanism on the electric vehicle body, and the bottom of the damping mechanism is inclined forwards relative to the top, or the bottom of the damping mechanism is arranged vertically relative to the top. The connection line L1 from the connection position of the rear fork and the electric vehicle body to the connection position of the rear wheel and the electric vehicle body, the bouncing travel L2 of the rear wheel, and the connection L3 from the connection position of the rear fork and the electric vehicle body to the highest position of the bouncing travel of the rear wheel form an approximate triangle, and the connection line of the connection position of the rear fork and the electric vehicle body and the damping travel L4 of the damping mechanism form another approximate triangle. In the prior art, as the damping mechanism is arranged in a backward inclined way, the damping stroke of the damping mechanism is not much different from the bouncing stroke of the rear wheel when the damping mechanism encounters an uneven road surface. According to the application, the joint of the damping mechanism and the rear fork moves forwards, and according to the triangle amplification principle, under the condition that the damping stroke of the damping mechanism is basically the same as that of the damping stroke in the prior art, the bouncing stroke of the rear wheel is increased, so that the damping effect of the rear wheel is better, and the comfort level is improved. In addition, the damping mechanism is vertically arranged or slightly leaned forward, the damping stroke direction of the damping mechanism is basically the same as the gravity direction, the bending deformation of the damping mechanism can be effectively prevented, and the service life of the damping mechanism is prolonged.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present application will become apparent by reference to the drawings and the following detailed description.

Drawings

In the drawings, the same reference numerals refer to the same or similar parts or elements throughout the several views unless otherwise specified. The figures are not necessarily drawn to scale. It is appreciated that these drawings depict only some embodiments according to the disclosure and are not therefore to be considered limiting of its scope.

FIG. 1 is a schematic view of an electric vehicle with a shock absorbing structure;

FIG. 2 is a schematic structural view of a rear fork;

FIG. 3 is a schematic view of another electric vehicle with a shock absorbing structure;

FIG. 4 is a schematic illustration of the position of the rear fork, shock absorbing mechanism and rear wheel;

Reference numerals illustrate:

1. An electric vehicle body; 2. a damping mechanism; 3. a rear fork; 4. a foot pedal platform; 5. a saddle; 6. a headstock; 7. a handle bar; 8. a front wheel; 21. a damper; 22. a damping spring; 31. a connecting shaft; 32. a connecting rod; 33. lifting lugs; 9. and a rear wheel.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

As shown in fig. 1, the present embodiment discloses an electric vehicle with a shock absorbing structure, which comprises an electric vehicle body 1, and a shock absorbing mechanism 2 and a rear fork 3 are fixed on the electric vehicle body 1. The top of the damping mechanism 2 is fixed on the electric car body 1, and the bottom of the damping mechanism 2 is fixed on the rear fork 3. The electric car body 1 is provided with a pedal platform 4 and a saddle 5, and the saddle 5 is positioned between the pedal platform 4 and the damping mechanism 2. The electric car body 1 is also provided with a car head 6, the car head 6 is provided with a handle 7, and a front wheel 8 is positioned at the front side of the car head 6.

As shown in fig. 1, in one embodiment, the bottom of the damper mechanism 2 is inclined forward relative to the top of the damper mechanism 2. Preferably, the bottom of the damper mechanism 2 is slightly inclined forward with respect to the top of the damper mechanism 2 by a small angle. In another embodiment, as shown in fig. 3, the bottom of the damper mechanism 2 is disposed vertically with respect to the top of the damper mechanism 2.

The damping mechanism 2 comprises a damper 21 and a damping spring 22, the damping spring 22 is sleeved on the damper 21, the top of the damper 21 is connected with the electric car body 1, and the bottom of the damper 21 is connected with the rear fork 3. Preferably, the damper 21 is a damper used in an existing electric vehicle, and the damper 21 may be an oil pressure damper.

As shown in fig. 2, in order to connect the damper mechanism 2 and the rear fork 3, the rear fork 3 of the present application includes a connecting shaft 31 and two connecting rods 32, one ends of the two connecting rods 32 are respectively connected to the connecting shaft 31, and lifting lugs 33 are respectively fixed to the two connecting rods 32. The number of the damping mechanisms 2 is two, the two damping mechanisms 2 are respectively positioned on two opposite sides of the rear wheel 9, and the bottom of each damping mechanism 2 is connected with the lifting lug 33.

After the rear fork 3 is connected with the electric vehicle body 1, the connecting shaft 31 is positioned in front of the rear wheel 9, and the rear wheel 9 is positioned between the two connecting rods 32. After the damper mechanism 2 is connected to the lifting lug 33, the damper mechanism 2 is located at the front side edge of the rear wheel 9. Preferably, the lifting lug 33 is located between one fifth and three fifths of the length of the rear fork 3.

The application is provided with a damping mechanism 2 on an electric vehicle body 1, and the bottom of the damping mechanism 2 is inclined forward relative to the top, or the bottom of the damping mechanism 2 is arranged vertically relative to the top. As shown in fig. 4, a connection line L1 from the connection of the rear fork 3 and the electric vehicle body 1 to the connection of the rear wheel 9 and the electric vehicle body 1, a bouncing stroke L2 of the rear wheel 9, and a connection L3 from the connection of the rear fork 3 and the electric vehicle body 1 to the highest point of the bouncing stroke of the rear wheel 9 form an approximate triangle, and a connection line from the connection of the rear fork 3 and the electric vehicle body 1 to the damping stroke L4 of the damping mechanism 2 forms another approximate triangle. In the prior art, as the damping mechanism is arranged in a backward inclined way, the damping stroke of the damping mechanism is not much different from the bouncing stroke of the rear wheel when the damping mechanism encounters an uneven road surface. As shown in fig. 4, in the present application, the lifting lug 33 is moved to the front of the rear fork 3, and according to the triangle amplification principle, in the case that the damping stroke of the damping mechanism 2 is substantially the same as that of the prior art, the bouncing stroke of the rear wheel 9 is increased, so that the damping effect of the rear wheel 9 is better, and the comfort level is improved.

In addition, on the existing electric vehicle, the application can realize better damping effect only by changing the connecting position of the damping mechanism 2, and the whole structure of the electric vehicle is not required to be changed, so that the electric vehicle has smaller change and lower change cost. The damping mechanism of the existing electric vehicle is greatly influenced by gravity, and the damping mechanism 2 is easy to deform. According to the application, the damping mechanism 2 is vertically arranged or slightly leaned forward, the damping stroke direction of the damping mechanism 2 is basically the same as the gravity direction, the bending deformation of the damping mechanism 2 can be effectively prevented, and the service life of the damping mechanism 2 is prolonged.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present application. Therefore, the protection scope of the application is subject to the protection scope of the claims.

Claims

1. The utility model provides an electric motor car with shock-absorbing structure, includes the electric motor car body, its characterized in that is fixed with damper and rear fork on the electric motor car body, damper's top is fixed in on the electric motor car body, damper's bottom is fixed in on the rear fork, damper's bottom for damper's top is the slope forward, perhaps damper's bottom is vertical setting for damper's top.

2. The electric vehicle with a shock absorbing structure according to claim 1, wherein a lifting lug is fixed on the rear fork, and the bottom of the shock absorbing mechanism is connected with the lifting lug.

3. The electric vehicle with shock absorbing structure of claim 2, wherein the lifting lug is located between one fifth and three fifths of the length of the rear fork.

4. The electric vehicle with shock absorbing structure of claim 3, wherein the shock absorbing mechanism is located at a front side edge of the rear wheel.

5. The electric vehicle with shock absorbing structure according to claim 4, wherein the number of the shock absorbing mechanisms is two, and the two shock absorbing mechanisms are respectively located at opposite sides of the rear wheel.

6. The electric vehicle with the shock absorbing structure according to claim 2, wherein the rear fork comprises a connecting shaft and two connecting rods, one ends of the two connecting rods are respectively connected with the connecting shaft, and the lifting lug is fixed on the connecting rods.

7. The electric vehicle with shock absorbing structure according to claim 6, wherein the connecting axle is located in front of the rear wheel, and the rear wheel is located between the two connecting rods.

8. The electric vehicle with a shock absorbing structure according to any one of claims 1 to 7, wherein the shock absorbing mechanism includes a shock absorber and a shock absorbing spring, the shock absorbing spring is sleeved on the shock absorber, the top of the shock absorber is connected with the electric vehicle body, and the bottom of the shock absorber is connected with the rear fork.

9. The electric vehicle with shock absorbing structure according to any one of claims 1 to 7, characterized in that a pedal platform and a saddle are provided on the electric vehicle body, the saddle being located between the pedal platform and the shock absorbing mechanism.

10. The electric vehicle with a shock absorbing structure according to any one of claims 1 to 7, further comprising a vehicle head provided with a handle bar thereon, the front wheel being located on a front side of the vehicle head.