CN212765549U

CN212765549U - Damping bush of automobile swing arm

Info

Publication number: CN212765549U
Application number: CN202021353250.0U
Authority: CN
Inventors: 李孙德
Original assignee: Maanshan Sanchuan Machinery Manufacturing Co ltd
Current assignee: Maanshan Sanchuan Machinery Manufacturing Co ltd
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2021-03-23
Anticipated expiration: 2030-07-11

Abstract

The utility model discloses a shock attenuation bush of automobile swing arm relates to auto-parts technical field. The utility model provides a shock attenuation bush of automobile swing arm, includes bush body, mounting panel, connecting piece and fastening compass circle, the bush body includes bush outer tube and bush stem, it has damping rubber to fill between bush outer tube and the bush stem, the mounting panel is opened there is the circular port, bush stem middle part is cylindrical structure, and bush stem both ends all are equipped with square post, two square post both ends all are equipped with the screw thread post, the connecting piece is cylindrical structure, and connecting piece both ends center department opens has the quad slit to the expert, the specification and the square post looks adaptation of quad slit. The utility model discloses current bush stem and vehicle chassis's fixed connection prevents that the bush stem from producing along with changeing in the swing arm motion process, and the stability of being connected between reinforcing bush and the car reduces damping rubber's ageing speed to effectively prevent the occurence of failure risk that the vehicle travel in-process swing arm drops.

Description

Damping bush of automobile swing arm

Technical Field

The utility model relates to an auto-parts technical field specifically is a shock attenuation bush of car swing arm.

Background

Automobile swing arm mainly used automobile body and the directive wheel between be connected, the door font mounting panel connection of shock attenuation bush and automobile body is passed through to the one end of swing arm, and the opposite side then is locked through bulb and knuckle, and shock attenuation bush is whole to be cylindricly, and the stem is established to the cover in the outer tube, and the yielding rubber vulcanization becomes integrative between outer tube and stem to realize absorbing effect.

But its both ends of common bush core pipe are mostly cylindrical, set up the screw thread on its outer wall, then directly through the rochell with the bush spacing between the door type mounting panel, the columniform stem can produce a certain amount when the swing arm moves along with changeing, long-term along with changeing can lead to the ageing speed of yielding rubber in the bush to increase, can loosen the rochell in addition, lead to bush and swing arm to drop, have certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shock attenuation bush of automobile swing arm to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shock attenuation bush of automobile swing arm, includes bush body, mounting panel, connecting piece and fastening compass circle, the bush body includes bush outer tube and bush stem, it has damping rubber to fill between bush outer tube and the bush stem, the mounting panel is opened there is the circular port, bush stem middle part is cylindrical structure, and bush stem both ends all are equipped with square post, two square post both ends all are equipped with the screw thread post, the connecting piece is cylinder type structure, and connecting piece both ends center department opens there is the quad slit to the expert, the specification and the square post looks adaptation of quad slit, the connecting piece lateral wall is close to the card strip that one side department was equipped with the equidistance and distributes.

Preferably, the mounting panel both sides all open and have the circular port to the same, and the specification and the connecting piece looks adaptation of circular port, the mounting panel one side is opened along the outer edge department of circular port has the bar groove that the equidistance distributes, the specification and the card strip looks adaptation in bar groove.

Preferably, the bushing core column, the square column and the threaded column are of a metal material integrally-formed structure.

Preferably, the connecting piece and the clamping strip are of a metal material integrally formed structure.

Preferably, the specification of the fastening ring is matched with the specification of the threaded column.

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

this shock attenuation bush of automobile swing arm, through the quad slit, the setting of square post, make the bush stem can form stable joint with the connecting piece and be connected, setting through card strip and bar groove, realize the stable connection of connecting piece and vehicle chassis's mounting panel, thereby realize the fixed connection of bush stem and vehicle chassis, prevent that the bush stem produces along with changeing in the swing arm motion process, strengthen the stability of being connected between bush and the car, reduce damping rubber's ageing rate, and effectively prevent the occurence of failure risk that the vehicle in-process swing arm drops.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is an oblique view of the shaft sleeve of the present invention.

In the figure: 1. a bushing outer tube; 2. damping rubber; 3. a bushing core column; 301. a square column; 302. a threaded post; 4. mounting a plate; 401. a circular hole; 402. a strip-shaped groove; 5. a connecting member; 501. a square hole; 502. clamping the strip; 6. and (6) fastening the screw ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, the utility model provides a technical solution: a shock absorption bushing of an automobile swing arm comprises a bushing body, a mounting plate 4, a connecting piece 5 and a fastening ring 6, wherein the bushing body comprises a bushing outer tube 1 and a bushing core column 3, shock absorption rubber 2 is filled between the bushing outer tube 1 and the bushing core column 3, the mounting plate 4 is provided with a circular hole 401, the middle part of the bushing core column 3 is of a cylindrical structure, two ends of the bushing core column 3 are respectively provided with a square column 301, two ends of each square column 301 are respectively provided with a threaded column 302, the connecting piece 5 is of a cylindrical structure, the centers of two ends of the connecting piece 5 are provided with communicated square holes 501, the specification of each square hole 501 is matched with the corresponding square column 301, the side wall of the connecting piece 5 is provided with clamping strips 502 distributed at equal intervals near one side, two sides of the mounting plate 4 are respectively provided with the same circular hole 401, the specification of the circular hole 401 is matched with the connecting piece 5, one side of, the specification of the strip-shaped groove 402 is matched with that of the clamping strip 502, the bushing core column 3, the square column 301 and the threaded column 302 are of a metal material integrally-formed structure, the connecting piece 5 and the clamping strip 502 are of a metal material integrally-formed structure, and the specification of the fastening ring 6 is matched with that of the threaded column 302.

Use this bush structure to when connecting swing arm and automobile body, the hinge hole cup joint of swing arm is in 1 outside at the bush outer tube earlier, place bush outer tube 1 again between two mounting panels 4 of the door type frame of vehicle floor, then in penetrating circular port 401 with bush stem 3 and nailing yielding rubber 2, between square post 301 and circular port 401 with two connecting pieces 5 joint, and make card strip 502 joint in bar groove 402, it is fixed spacing to form on the screw post 302 with two fastening compass ring 6 twists at last.

Through quad slit 501, the setting of square post 301, make bush stem 3 can form stable joint with connecting piece 5 and be connected, setting through card strip 502 and bar groove 402, realize connecting piece 5 and vehicle chassis's mounting panel 4's stable connection, thereby realize bush stem 3 and vehicle chassis's fixed connection, it follows the commentaries on classics to prevent that bush stem 3 from producing in the swing arm motion process, strengthen the stability of being connected between bush and the car, reduce the ageing rate of yielding rubber 2, and effectively prevent the occurence of failure risk that the vehicle driving in-process swing arm drops.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shock attenuation bush of automobile swing arm, includes bush body, mounting panel (4), connecting piece (5) and fastening retainer (6), the bush body includes bush outer tube (1) and bush stem (3), it has damping rubber (2) to fill between bush outer tube (1) and the bush stem (3), mounting panel (4) are opened circular port (401), its characterized in that: bushing stem (3) middle part is cylindrical structure, and bushing stem (3) both ends all are equipped with square post (301), two square post (301) both ends all are equipped with screw thread post (302), connecting piece (5) are the cylinder type structure, and connecting piece (5) both ends center department opens square hole (501) to leading to, the specification and square post (301) looks adaptation of square hole (501), connecting piece (5) lateral wall is close to one side department and is equipped with card strip (502) that the equidistance distributes.

2. The damping bushing for a swing arm of an automobile according to claim 1, wherein: mounting panel (4) both sides are all opened and are had circular port (401) to the same, and the specification and connecting piece (5) looks adaptation of circular port (401), mounting panel (4) one side is opened along the outer edge department of circular port (401) has bar groove (402) that the equidistance distributes, the specification and the card strip (502) looks adaptation of bar groove (402).

3. The damping bushing for a swing arm of an automobile according to claim 1, wherein: the bushing core column (3), the square column (301) and the threaded column (302) are of a metal material integrally-formed structure.

4. The damping bushing for a swing arm of an automobile according to claim 1, wherein: the connecting piece (5) and the clamping strip (502) are of a metal material integrally-formed structure.

5. The damping bushing for a swing arm of an automobile according to claim 1, wherein: the specification of the fastening screw ring (6) is matched with that of the threaded column (302).