CN213088612U

CN213088612U - High-efficient bumper shock absorber of car

Info

Publication number: CN213088612U
Application number: CN202021042530.XU
Authority: CN
Inventors: 计高康; 金玉祥; 梅琳
Original assignee: Yangzhou Juli Special Vehicle Parts Co ltd
Current assignee: Yangzhou Juli Special Vehicle Parts Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-04-30
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to the technical field of automobile accessories, in particular to an automobile high-efficiency shock absorber, which comprises a supporting base, at least one shock absorption part arranged on the supporting base and a movable plate movably assembled on the shock absorption part; the damping component comprises a nitrogen spring, a connecting rod and an expansion spring, a cylinder body component of the expansion spring is fixed on the supporting base through a fixing piece, a piston rod of the expansion spring is connected to the connecting rod through a spring positive ejection block, and the expansion spring is sleeved on the connecting rod; the entire shock absorbing member is disposed within a safety sleeve mounted on the support base. The device is provided with at least one damping part, thereby enhancing the anti-vibration effect of the device, and in addition, the anti-vibration effect is further improved by installing the nitrogen spring; the shock attenuation part is installed in the condom, can prevent in dust and the silt bumper shock absorber and deposit in the shock attenuation part, has improved the utility model discloses the life of device.

Description

High-efficient bumper shock absorber of car

Technical Field

The utility model relates to an auto-parts technical field, concretely relates to high-efficient bumper shock absorber of car.

Background

When the vehicle is jolted and driven, the piston rod in the shock absorber continuously performs telescopic motion in the cylinder body, the damping oil in the cylinder body continuously flows back and forth to buffer impact force, the jolt degree is reduced to play a shock absorption role, and the driving stability of the vehicle is improved. In vehicle production, in order to increase the travelling comfort of vehicle, all adopt the bumper shock absorber to carry out the shock attenuation buffering at vehicle chassis system, but the bumper shock absorber that uses on the car mostly all exposes at the vehicle bottom, and the car can lead to in dust and the silt bumper shock absorber and deposit on the piston rod in going, causes the damage of piston rod, reduces the life of bumper shock absorber, still has the automobile shock absorber intensity inadequately, the not steady problem of shock attenuation buffering process inadequately.

SUMMERY OF THE UTILITY MODEL

To the technical problem in the background art, the utility model provides a high-efficient bumper shock absorber of car.

An automobile high-efficiency shock absorber comprises a supporting base, at least one shock absorption part arranged on the supporting base and a movable plate movably assembled on the shock absorption part; the damping component comprises a nitrogen spring, a connecting rod and an expansion spring, a cylinder body component of the expansion spring is fixed on the supporting base through a fixing piece, a piston rod of the expansion spring is connected to the connecting rod through a spring positive ejection block, and the expansion spring is sleeved on the connecting rod; the entire shock absorbing member is disposed within a safety sleeve mounted on the support base.

Preferably, both ends of the movable plate are movably connected to the corresponding connecting rods.

Preferably, the upper end of the extension spring is connected to the lower end face of the movable plate, and the lower end of the extension spring is connected to the upper end face of the spring positive ejection block.

Preferably, a limiting plate is fixedly arranged on the upper end face of the connecting rod.

Preferably, the movable plate is provided with an upper hinge seat capable of ascending and descending along with the movable plate, and a lower hinge seat is fixed on the lower end face of the support base.

Preferably, the condom is made of copper-aluminum alloy materials.

Preferably, the condom comprises a first condom and a second condom, the first condom is fixed on the supporting base, the lower end of the second condom is sleeved in the first condom, and the upper end of the second condom is fixed on the lower end face of the movable plate.

Preferably, a first limiting plate is arranged at the upper end of the first condom, a second limiting plate is arranged at the lower end of the second condom, and the second limiting plate is located below the first limiting plate.

The utility model provides a high-efficient bumper shock absorber of car, beneficial effect lies in: the device is provided with at least one damping part, thereby enhancing the anti-vibration effect of the device, and in addition, the anti-vibration effect is further improved by installing the nitrogen spring; the shock attenuation part is installed in the condom, can prevent in dust and the silt bumper shock absorber and deposit in the shock attenuation part, has improved the utility model discloses the life of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of the device of the present invention;

FIG. 2 is a schematic structural view of the device of the present invention without the condom;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

the labels in the figure are: 1. a support base; 2. a shock-absorbing member; 21. a nitrogen spring; 211. a fixing member; 212. a spring positive jacking block; 22. a connecting rod; 23. a tension spring; 3. a movable plate; 4. a condom; 41. a first condom; 411. a first limit plate; 42. a second condom; 421. a second limiting plate; 6. a limiting plate; 7. an upper hinge base; 8. a lower hinged seat.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.

The following describes preferred embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, an efficient shock absorber for automobiles comprises a supporting base 1, at least one shock absorbing member 2 disposed on the supporting base 1, and a movable plate 3 movably mounted on the shock absorbing member 2. The movable plate 3 is provided with an upper hinge seat 7 capable of ascending and descending along with the movable plate, and a lower hinge seat 8 is fixed on the lower end face of the support base 1. Through last articulated seat 7 with articulated seat 8 down will the utility model discloses in the car was installed to the device, the car can take place the vibration at the in-process that traveles, can cushion the vibration effect of car travel in-process through damping part 2.

The damping part 2 comprises a nitrogen spring 21, a connecting rod 22 and an extension spring 23, a cylinder part of the extension spring 21 is fixed on the support base 1 through a fixing part 211, a piston rod of the extension spring is connected to the connecting rod 22 through a spring positive top block 212, and the extension spring 23 is sleeved on the connecting rod 22; the whole of the shock absorbing member 2 is disposed in a condom 4 mounted on the support base 1. The two ends of the movable plate 3 are movably connected to the corresponding connecting rods 22, the upper end of the telescopic spring 23 is connected to the lower end face of the movable plate 3, and the lower end of the telescopic spring 23 is connected to the upper end face of the spring positive jacking block 212. During the running vibration of the automobile, the movable plate 3 moves up and down along the connecting rod 22, and plays a role in buffering by compressing the telescopic spring 23. The nitrogen spring 21 assembly product is a novel elastic functional component, is an upgrading and updating product of a conventional spiral spring, and is a component with an elastic function. The high-pressure nitrogen is sealed in a determined container, the nitrogen is compressed by external force through a piston rod, and certain elastic pressure is obtained by the expansion of the high-pressure nitrogen when the external force is removed, and the component is called a nitrogen cylinder or a gas spring, and is called a nitrogen spring for short. On the other hand, after the extension spring 23 is compressed to the limit, thereby further compressing the nitrogen spring 21, thereby improving the buffering effect of the device.

The upper end surface of the connecting rod 22 is fixedly provided with a limiting plate 6 which limits the stroke of the movable plate 3.

The condom 4 is made of copper-aluminum alloy material, and the copper-aluminum alloy has good heat conduction performance and is beneficial to improving the heat dissipation performance of the device.

The condom 4 comprises a first condom 41 and a second condom 42, the first condom 41 is fixed on the support base 1, the lower end of the second condom 42 is sleeved in the first condom 41, and the upper end of the second condom 42 is fixed on the lower end face of the movable plate 3. The upper end of the first condom 41 is provided with a first limiting plate 411, the lower end of the second condom 42 is provided with a second limiting plate 421, and the second limiting plate 421 is located below the first limiting plate 411. When the movable plate 3 moves up and down along the connecting rod 22, the first condom 41 is driven to move up and down along the inner wall of the second condom 42, the damping component 2 can be prevented from being exposed outside through the condom 4, and the durability of the whole device is reduced. The positions of the first and

second condoms

41 and 42 are restricted by the first and second limit plates 411 and 421 to prevent the escape of the condom 4 during shaking.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The efficient automobile shock absorber is characterized by comprising a supporting base, at least one shock absorption part arranged on the supporting base and a movable plate movably assembled on the shock absorption part; the damping component comprises a nitrogen spring, a connecting rod and an expansion spring, a cylinder body component of the expansion spring is fixed on the supporting base through a fixing piece, a piston rod of the expansion spring is connected to the connecting rod through a spring positive ejection block, and the expansion spring is sleeved on the connecting rod; the entire shock absorbing member is disposed within a safety sleeve mounted on the support base.

2. The efficient automobile shock absorber of claim 1, wherein both ends of the movable plate are movably connected to the corresponding connecting rods.

3. The automobile high-efficiency shock absorber according to claim 1 or 2, wherein the upper end of the extension spring is connected to the lower end surface of the movable plate, and the lower end of the extension spring is connected to the upper end surface of the spring positive top block.

4. The efficient automobile shock absorber of claim 1, wherein a limiting plate is fixedly arranged on the upper end face of the connecting rod.

5. The efficient automobile shock absorber according to claim 1, wherein the movable plate is provided with an upper hinge seat capable of ascending and descending along with the movable plate, and a lower hinge seat is fixed on the lower end surface of the support base.

6. The automobile high-efficiency shock absorber according to claim 1, wherein the condom is made of copper-aluminum alloy material.

7. The efficient automobile shock absorber according to claim 1 or 6, wherein the condom comprises a first condom and a second condom, the first condom is fixed on the support base, the lower end of the second condom is sleeved in the first condom, and the upper end of the second condom is fixed on the lower end face of the movable plate.

8. The efficient automobile shock absorber of claim 7, wherein a first limiting plate is arranged at the upper end of the first condom, a second limiting plate is arranged at the lower end of the second condom, and the second limiting plate is located below the first limiting plate.