CN216034893U

CN216034893U - Damping device of electric vehicle

Info

Publication number: CN216034893U
Application number: CN202122487765.0U
Authority: CN
Inventors: 张理想
Original assignee: Jinhua Qunyu Electric Technology Co ltd
Current assignee: Jinhua Qunyu Electric Technology Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-03-15
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to the technical field of shock absorption, and discloses a shock absorption device of an electric vehicle, which comprises a bearing plate, wherein a main hydraulic rod is fixedly welded on the outer surface of the bearing plate, an auxiliary hydraulic rod is slidably connected on the inner surface of the main hydraulic rod, a first shock absorption spring is fixedly arranged on the outer surface of the bearing plate, a circular partition plate is fixedly arranged on the outer surface of the first shock absorption spring, a second shock absorption spring is fixedly welded on the outer surface of the circular partition plate, and a support plate is fixedly welded on the outer surface of the second shock absorption spring. The purpose of rotating the U-shaped mounting block is achieved by connecting the U-shaped mounting block with the connecting shaft, the square mounting holes are formed to adapt to more models of vehicles, the first damping spring and the second damping spring are matched to achieve a better damping effect, and the damping device can be suitable for most of electric vehicles due to the multi-angle adjustment.

Description

Damping device of electric vehicle

Technical Field

The utility model relates to the technical field of damping, in particular to a damping device of an electric vehicle.

Background

The electric motor car, electric drive car promptly, also known as electric drive car, the electric motor car divide into alternating current electric motor car and direct current electric motor car, and the well known condition of jolting can appear in the actual in-process of traveling of electric motor car, just at this time needs a damping device to carry out the shock attenuation to the electric motor car, and the people just can feel comfortable at the in-process of riding like this.

The utility model discloses a damping device and an electric vehicle, and the damping device comprises a front fork, an elastic part, a pedal connecting part and a first limiting part, wherein the front fork comprises a fork part and a hollow rod which are connected with each other, the elastic part and the pedal connecting part are sleeved on the hollow rod, the elastic part is clamped between the pedal connecting part and the fork part, and the first limiting part is connected to the hollow rod and used for limiting the pedal connecting part from being separated from the hollow rod. According to the damping device, the elastic piece and the pedal connecting piece are sleeved on the hollow rod, so that the elastic piece is clamped between the pedal connecting piece and the fork part, the first limiting piece is arranged on the hollow rod and used for limiting the pedal connecting piece to be separated from the hollow rod, a good damping effect can be achieved, the electric vehicle routing can be guaranteed to pass through the hollow rod, smoothness and resistance are achieved, threading is convenient, most of damping devices mentioned in the existing patents are special for vehicles and cannot adapt to most of vehicles, most of dampers are arranged through a single spring, the damping effect is poor, and the experience of a riding person is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a damping device for an electric vehicle, which aims to solve the problems that most of damping devices mentioned in the background technology are special for special vehicles and cannot adapt to most of vehicles, most of dampers are arranged by a single spring, the damping effect is poor, and the riding experience of people is poor.

In order to achieve the purpose, the utility model provides the following technical scheme: a damping device of an electric vehicle comprises a bearing plate, wherein a main hydraulic rod is fixedly welded on the outer surface of the bearing plate, the inner surface of the main hydraulic rod is connected with an auxiliary hydraulic rod in a sliding way, the outer surface of the bearing plate is fixedly provided with a first damping spring, a circular clapboard is fixedly arranged on the outer surface of the first damping spring, a second damping spring is fixedly welded on the outer surface of the circular clapboard, a supporting plate is fixedly welded on the outer surface of the second damping spring, an annular mounting block is fixedly welded on the outer surface of the supporting plate, the outer surface of the auxiliary hydraulic rod is connected with decompression rubber in a sliding way, the outer surface of the bearing plate is fixedly welded with a rotating block, the inner surface of the rotating block is movably connected with a connecting shaft, the outer surface of the connecting shaft is movably connected with a U-shaped mounting block, and a square mounting hole is formed in the inner surface of the U-shaped mounting block.

Preferably, the outer surface of the auxiliary hydraulic rod is fixedly welded with a threaded rod, the inner surface of the supporting plate is fixedly provided with a built-in nut, the outer surface of the supporting plate is movably connected with a square nut, the square nut is far away from the supporting plate by rotating the square nut, the supporting plate can rotate, the supporting plate is rotated to drive the built-in nut to rotate, then the purpose of adjusting the length of the threaded rod is achieved, and the purpose of convenient disassembly is achieved.

Preferably, the outer surface of the decompression rubber is movably connected with the inner surface of the first damping spring, the outer surface of the threaded rod is movably connected with the outer surface of the annular mounting block, the purpose of stably moving the decompression rubber is achieved by connecting the decompression rubber with the outer surface of the first damping spring, and the threaded rod is connected with the annular mounting block to achieve the purpose of stabilizing the structure in order to avoid the damage of the shock absorber.

Preferably, the outer surface of the main hydraulic rod is connected with the inner surface of the circular partition plate in a sliding mode, the outer surface of the auxiliary hydraulic rod is connected with the inner surface of the circular partition plate in a sliding mode, the purpose of stably moving the circular partition plate is achieved by connecting the main hydraulic rod with the circular partition plate, and the outer surface of the auxiliary hydraulic rod is connected with the outer surface of the circular partition plate so as to avoid serious deformation of the damping device.

Preferably, the outer surface of the square nut is movably connected with the inner surface of the built-in nut, and the purpose of limiting the threaded rod is achieved by connecting the square nut with the built-in nut, so that the phenomenon of falling off in the driving process is avoided.

Preferably, the inner surface of the built-in nut is meshed with the outer surface of the threaded rod, the inner surface of the square nut is meshed with the outer surface of the threaded rod, the built-in nut is connected with the threaded rod to achieve the effect of connecting the supporting plate, and the length of the threaded rod can be adjusted by connecting the square nut with the threaded rod, so that the purpose of adjusting the damping strength is achieved.

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

1. this electric motor car damping device links to each other through U type installation piece and connecting axle and comes to reach the purpose of rotating U type installation piece, and the setting of square mounting hole is in order to adapt to more models of types, and first damping spring wants the cooperation with second damping spring to reach better shock attenuation effect, and the setting of multi-angle regulation can make damping device be applicable to most of electric motor cars to better shock attenuation effect has been reached.

2. This electric motor car damping device for square nut keeps away from the backup pad through rotating square nut, makes the backup pad can rotate, rotates the backup pad and drives built-in nut and rotate, then reaches the purpose of adjusting the length of threaded rod, and has reached the purpose of convenient dismantlement.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a front cross-sectional view of a second damping spring and related structure according to the present invention.

In the figure: 1. a carrier plate; 2. the main hydraulic rod; 3. a secondary hydraulic stem; 4. a first damping spring; 5. a circular separator plate; 6. a second damping spring; 7. a support plate; 8. an annular mounting block; 9. decompression rubber; 10. rotating the block; 11. a connecting shaft; 12. a U-shaped mounting block; 13. a square mounting hole; 14. a threaded rod; 15. a nut is arranged inside; 16. and a square nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-3:

example 1: the purpose of rotating the U-shaped mounting block 12 is achieved by connecting the U-shaped mounting block 12 with the connecting shaft 11, the square mounting holes 13 are formed to adapt to more models of vehicles, the first damping springs 4 are matched with the second damping springs 6 to achieve a better damping effect, and the damping device can be suitable for most of electric vehicles due to the arrangement of multi-angle adjustment, so that the better damping effect is achieved.

Example 2: through rotating square nut 16 for square nut 16 keeps away from backup pad 7, makes backup pad 7 can rotate, rotates backup pad 7 and drives built-in nut 15 and rotate, then reaches the purpose of adjusting the length of threaded rod 14, and the length of adjusting threaded rod 14 can reach the purpose of adjusting shock attenuation intensity, thereby has reached the purpose of convenient dismantlement, and can adjust shock attenuation intensity's purpose.

The working principle is as follows: when the electric vehicle runs to a bumpy road surface, a tire is stressed due to uneven road surface, an upward ground force is generated according to the principle of the mutual acting force of the forces, then the U-shaped mounting block 12 transmits the force to the rotating block 10, the rotating block 10 transmits the force to the bearing plate 1, then the main hydraulic rod 2 and the auxiliary hydraulic rod 3 unload the force, then the first damping spring 4 transmits the force to the circular partition plate 5, the circular partition plate 5 transmits the force to the second damping spring 6, the second damping spring 6 transmits the force to the support plate 7, then the force gradually descends due to the gravity, the square mounting hole 13 is arranged, so that the damping device can adapt to most electric vehicles, a better damping effect is achieved due to the arrangement of the first damping spring 4 and the second damping spring 6, and the electric vehicle has better riding experience in the actual running process, people feel comfortable, the main hydraulic rod 2 and the auxiliary hydraulic rod 3 are matched to achieve a better shock absorption effect, and therefore the better shock absorption effect is achieved.

When the height of the damping device needs to be adjusted or the damping device needs to be detached, the square nut 16 is twisted, then the supporting plate 7 can rotate, the supporting plate 7 rotates while the built-in nut 15 is driven to rotate, the supporting plate 7 is separated from the first damping spring 4, and therefore the purpose of conveniently detaching the damping device is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides an electric motor car damping device, includes loading board (1), its characterized in that: the outer fixed surface of the bearing plate (1) is welded with a main hydraulic rod (2), the inner surface of the main hydraulic rod (2) is connected with an auxiliary hydraulic rod (3) in a sliding manner, the outer fixed surface of the bearing plate (1) is provided with a first damping spring (4), the outer fixed surface of the first damping spring (4) is provided with a circular partition plate (5), the outer fixed surface of the circular partition plate (5) is welded with a second damping spring (6), the outer fixed surface of the second damping spring (6) is welded with a support plate (7), the outer fixed surface of the support plate (7) is welded with an annular installation block (8), the outer surface of the auxiliary hydraulic rod (3) is connected with decompression rubber (9) in a sliding manner, the outer fixed surface of the bearing plate (1) is welded with a rotating block (10), and the inner surface of the rotating block (10) is movably connected with a connecting shaft (11), the outer surface of the connecting shaft (11) is movably connected with a U-shaped mounting block (12), and a square mounting hole (13) is formed in the inner surface of the U-shaped mounting block (12).

2. The shock absorbing device for electric vehicles according to claim 1, wherein: the outer surface of the auxiliary hydraulic rod (3) is fixedly welded with a threaded rod (14), the inner surface of the supporting plate (7) is fixedly provided with a built-in nut (15), and the outer surface of the supporting plate (7) is movably connected with a square nut (16).

3. The shock absorbing device for electric vehicles according to claim 2, wherein: the outer surface of the decompression rubber (9) is movably connected with the inner surface of the first damping spring (4), and the outer surface of the threaded rod (14) is movably connected with the outer surface of the annular mounting block (8).

4. The shock absorbing device for electric vehicles according to claim 1, wherein: the outer surface of the main hydraulic rod (2) is connected with the inner surface of the circular partition plate (5) in a sliding mode, and the outer surface of the auxiliary hydraulic rod (3) is connected with the inner surface of the circular partition plate (5) in a sliding mode.

5. The shock absorbing device for electric vehicles according to claim 2, wherein: the outer surface of the square nut (16) is movably connected with the inner surface of the built-in nut (15).

6. The shock absorbing device for electric vehicles according to claim 2, wherein: the inner surface of the built-in nut (15) is meshed and connected with the outer surface of the threaded rod (14), and the inner surface of the square nut (16) is meshed and connected with the outer surface of the threaded rod (14).