CN213419763U

CN213419763U - Sectional type automotive suspension bumper shock absorber

Info

Publication number: CN213419763U
Application number: CN202022460276.1U
Authority: CN
Inventors: 田万一; 张洪铭; 孙文韬; 袁恒君
Original assignee: Hunan University
Current assignee: Hunan University
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-06-11
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to a sectional type automotive suspension bumper shock absorber. The shock absorber is integrally divided into three sections: the upper end of the shock absorber comprises a fixed mounting ring, a carbon fiber pipe, a spring central column, a spring, a wear-resistant material layer, a spring fixing frame, an upper end fixing frame and an upper end fixing plate which form the upper end of the shock absorber together, so that the shock absorber is convenient to fix, and the digestion of aftershocks is realized; the middle section comprises a hydraulic shock absorber and a fixed column, is connected with the upper end and the lower end and realizes secondary digestion of vibration; the lower extreme includes lower extreme fixed plate, lower extreme mount, rubber spring, spring mount, spring support frame, link and connector, realizes the first digestion of vibrations. Through three-section shock attenuation, realize ideal shock attenuation effect, easy to assemble, reliability and practicality are strong.

Description

Sectional type automotive suspension bumper shock absorber

Technical Field

The patent of the utility model relates to an automotive suspension structure subassembly technical field specifically is a damping device for automotive suspension.

Background

There are multiple bumper shock absorber types in the market at present, like ordinary bumper shock absorber, intelligent liquid bumper shock absorber, electromagnetic damping bumper shock absorber, wherein passive hydraulic shock absorber in the ordinary bumper shock absorber is owing to its with low costs, simple structure and use the broadest, but have adaptability poor, the installation is dismantled inconveniently, complicated road conditions shock attenuation effect is unsatisfactory scheduling problem, and intelligent liquid bumper shock absorber and electromagnetic damping bumper shock absorber are strong adaptability, but have energy conversion efficiency low, with high costs, the complicated scheduling problem of structure, hardly use on a large scale. The most widely used common shock absorber is mostly of a single structural type, achieves the purpose of shock absorption through a single shock absorption spring or a hydraulic shock absorber, but is difficult to adapt to complex road conditions and achieve good shock absorption effect.

Disclosure of Invention

The utility model aims to update the structure of the common shock absorber, improve the adaptability of the shock absorber to different road surfaces and realize good shock absorption effect of the shock absorber under different road surfaces on the premise of greatly improving the cost; simplify the bumper shock absorber mounting means, the installation of the bumper shock absorber of being convenient for is dismantled.

(technical solution) in order to achieve the above object, the present invention adopts the following technical solution.

A segmented automotive suspension damper. The whole structure of the shock absorber is divided into three sections: the upper end of the shock absorber is provided with two sets of same structures which comprise a fixed mounting ring, a carbon fiber pipe, a spring central column, a spring, a wear-resistant material layer and a spring fixing frame, the upper end of the shock absorber is formed by the upper end fixing frame and an upper end fixing plate, the shock absorber is convenient to fix, and the digestion of aftershocks is realized; the middle section comprises a hydraulic shock absorber and a fixed column, is connected with the upper end and the lower end and realizes secondary digestion of vibration; the lower extreme includes lower extreme fixed plate, lower extreme mount, rubber spring, spring mount, spring support frame, link and connector, realizes the first digestion of vibrations.

Preferably, the fixing ring is arranged above the shock absorber, and the connecting frame and the connecting port are arranged below the shock absorber, so that the shock absorber can be conveniently mounted and dismounted.

Preferably, a three-section damping structure is adopted, the lower end of the three-section damping structure forms one section of damping of the damper, and the vibration transmitted by the wheels is damped for one time through the rubber spring in the lower end fixing frame. The middle end constitutes the two-stage shock absorption of the shock absorber, and the aftershock transmitted from the lower end is subjected to the two-stage shock absorption through the hydraulic shock absorber. The upper end of the shock absorber forms three-stage shock absorption of the shock absorber, a double-spring device is adopted, and aftershocks transmitted from the middle end are digested through two springs, so that the three-stage shock absorption is realized.

Preferably, the upper end spring mount is inside to set up the one deck wearing layer, reduces the damage of spring, increases the life of bumper shock absorber.

The invention provides a segmented automobile suspension shock absorber. The method has the following beneficial effects:

the segmented automobile suspension shock absorber realizes quick installation and disassembly of the shock absorber through the fixing ring, the connecting rod and the connecting port; the three-section damping device is divided into three sections for damping, and the upper end of the three-section damping device adopts symmetrical springs, so that the adaptability of the damper on different road surfaces is improved, and a better damping effect is obtained; the wear-resistant material layer is arranged in the spring fixing frame, so that the wear of the spring is reduced, and the service life of the shock absorber is prolonged; the structure is clear and simple, the manufacturing cost is low, and the practicability is strong.

Drawings

FIG. 1 is a schematic structural view of a segmented automotive suspension damper.

FIG. 2 is a schematic view of the upper end of a segmented automotive suspension damper.

FIG. 3 is a schematic diagram of a mid-end of a segmented automotive suspension damper.

FIG. 4 is a schematic view of the lower end of a segmented automotive suspension damper.

In the figure, 1-a fixed mounting ring, 2-a carbon fiber tube, 3-a spring central column, 4-a spring, 5-a wear-resistant material layer, 6-a spring fixing frame, 7-an upper end fixing frame, 8-an upper end fixing plate, 9-a hydraulic shock absorber, 10-a fixing column, 11-a lower end fixing plate, 12-a spring fixing frame, 13-a rubber spring, 14-a lower end fixing frame, 15-a spring supporting frame, 16-a connecting frame and 17-a connecting port.

Detailed Description

A segmented automotive suspension damper, substantially as described herein with reference to figure 1: the shock absorber is characterized in that a three-section shock absorption structure is adopted, the lower end of the shock absorber forms one section of shock absorption of the shock absorber, and the shock transmitted by the wheels is absorbed for the first time through the rubber spring in the lower end fixing frame. The middle end constitutes the two-stage shock absorption of the shock absorber, and the aftershock transmitted from the lower end is subjected to the two-stage shock absorption through the hydraulic shock absorber. The upper end of the shock absorber forms three-stage shock absorption of the shock absorber, a double-spring device is adopted, and aftershocks transmitted from the middle end are digested through two springs, so that the three-stage shock absorption is realized.

A segmented automotive suspension damper, substantially as described herein with reference to figure 2: the upper end adopts a symmetrical structure and adopts two identical sets of spring devices. The fixed mounting ring 1 is arranged on the carbon fiber tube 2, the spring central column 3, the spring 4 and the wear-resistant material layer 5 are fixed in the spring fixing frame 6, and the two spring devices are fixed in the upper end fixing frame 7 and welded with the upper end fixing plate 8.

A segmented automotive suspension damper, substantially as described herein with reference to figure 3: 9 the hydraulic shock absorber 10 fixed column below through the screw thread with 11 lower extreme fixed plates be connected, 11 lower extreme fixed plates can single degree of freedom on 10 fixed columns reciprocate.

A segmented automotive suspension damper, substantially as described herein with reference to figure 4: 11 lower extreme fixed plate and 14 lower extreme mounts welded connection, 12 spring mounts and 15 spring support frames together fixed stay 13 rubber spring, 16 link upper end connect on 15 spring support frames, and the centre is equipped with 17 connectors, realizes convenient installation and the dismantlement of bumper shock absorber.

The working principle is as follows: when an automobile runs and meets complex road conditions, vibration is transmitted to the 13 rubber springs through the 16 connecting ports and the 15 spring supporting frames for primary damping; the aftershock is transmitted to the 9 hydraulic shock absorber through the 12 spring fixing frame and the 11 lower end fixing plate to carry out secondary shock absorption; residual shocks are transmitted into the two spring devices through the upper end fixing plate 8, and the residual shocks are respectively digested, so that the stable running of the vehicle is ensured, and a good damping effect is realized; 5, the wear-resistant material layer reduces the wear of the spring 4 and prolongs the service life of the whole device; the whole shock absorber is disassembled and assembled through the fixed mounting ring 1, the connecting frame 16 and the connecting port 17, and the operation is simple and convenient; the device has the advantages of simple and flexible structure, low manufacturing cost, strong practicability, strong road surface adaptability and production value.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sectional type automotive suspension bumper shock absorber which characterized in that: the carbon fiber tube wear-resistant device comprises a fixed mounting ring, a carbon fiber tube, a spring central column, a spring, a wear-resistant material layer, spring fixing frames, an upper end fixing frame and an upper end fixing plate, wherein the upper part of the carbon fiber tube is provided with the fixed ring, the lower part of the carbon fiber tube is provided with the spring device, the upper end of the carbon fiber tube adopts a double-spring device, the inner surface of the spring fixing frame is coated with the wear-resistant material layer, the two; the hydraulic damper comprises a hydraulic damper and a fixed column, the hydraulic damper is fixedly welded on the bottom surface of an upper end fixing frame, the damper is installed on the fixed column, and an external thread is arranged on the outer surface below the fixed column; including lower extreme fixed plate, lower extreme mount, rubber spring, spring mount, spring support frame, link and connector, the below fixed plate passes through the screw thread to be connected with the fixed column, and the bottom surface welds with the lower extreme mount, and rubber spring passes through spring mount and spring support frame is fixed in the mount, and the below is equipped with link and connector.

2. The segmented automotive suspension damper of claim 1, wherein: the top of the shock absorber is provided with a fixing ring, and the bottom of the shock absorber is provided with a connecting frame and a connecting port, so that the shock absorber can be conveniently mounted and dismounted.

3. The segmented automotive suspension damper of claim 1, wherein: the lower end constitutes one section shock attenuation of bumper shock absorber, and the vibrations that the wheel transmitted carry out the shock attenuation once through the rubber spring in the lower extreme mount.

4. The segmented automotive suspension damper of claim 1, wherein: the middle end constitutes the two-stage shock absorption of the shock absorber, and the aftershock transmitted from the lower end is subjected to the two-stage shock absorption through the hydraulic shock absorber.

5. The segmented automotive suspension damper of claim 1, wherein: the upper end of the shock absorber forms three-stage shock absorption of the shock absorber, a double-spring device is adopted, and aftershocks transmitted from the middle end are digested through two springs, so that the three-stage shock absorption is realized.

6. The segmented automotive suspension damper of claim 1, wherein: the upper end spring mount is inside to set up the one deck wearing layer, reduces the damage of spring, increases the life of spring.

7. The segmented automotive suspension damper of claim 1, wherein: the upper end fixing frame, the upper end fixing plate and the fixing column are connected through welding, the fixing column is connected with the lower end fixing plate through threads, and the lower end fixing plate is connected with the lower end fixing frame through welding.