CN218953897U

CN218953897U - Torsion beam bushing

Info

Publication number: CN218953897U
Application number: CN202320021772.8U
Authority: CN
Inventors: 王成龙; 何则久
Original assignee: Anhui Ruichi Precision Parts Co ltd
Current assignee: Anhui Ruichi Precision Parts Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-05-02
Anticipated expiration: 2033-01-05

Abstract

The utility model provides a torsion beam bushing, which relates to the technical field of torsion beams and solves the problems of poor antifouling effect and insufficient strength of the existing bushing.

Description

Torsion beam bushing

Technical Field

The utility model belongs to the technical field of torsion beams, and particularly relates to a torsion beam bushing.

Background

With the rapid development of economy and the great improvement of the living standard of people, people have obviously higher requirements on living quality, a car is an indispensable transportation means in life of people, the demands of people on the car are not only in fuel economy and safety of vehicles but also in riding comfort as primary factors of people in purchasing vehicles, in fact, the non-independent suspension and the semi-independent suspension are similar in structure, the non-independent suspension can be distinguished mainly according to the positions of the cross beams, the cross beams of the non-independent suspension are near the wheel centers of the wheels, when one side of the wheels are stressed, the forces are directly transmitted to the other side of the wheels through the cross beams, the cross beams of the semi-independent suspension are far away from the wheel centers, when one side of the wheels are stressed, the forces are transmitted through the two trailing arms and the middle cross beams, in the force transmission process, the conductive force can be counteracted through the torsional deformation of the middle cross beam, so that the mutual influence of wheels on two sides is reduced, the torsion beam suspension comprises a torsion beam, a spring and a shock absorber, wherein the torsion beam comprises two trailing arms, a middle cross beam and two bushings, the wheels jump up and down and rotate around one ends of the trailing arms, the bushings can absorb vibration of a road surface, the role of the cross beam is to ensure the roll rigidity and the torsional rigidity of the suspension, the rear torsion beam of a car is one of key parts of the car, the role of the torsion beam is mainly to balance the up and down jumping of left and right wheels so as to reduce the shaking of the car, keep the stability of the car, the torsion beam can play the role of a transverse stabilizer bar, improve the roll rigidity of the car, the rear axle bushings are parts for connecting the rear torsion beam and the car body, when the vehicle turns, the lining can deform to realize the correction function, and noise is reduced, so that the vehicle has good operation stability, smoothness and riding comfort; when the vehicle body is inclined, the inclination angle of the wheels can be changed due to the torsion of the torsion beam axle, and at the moment, the bushings at the two ends of the torsion beam can control the direction, so that the suspension has better directivity when the vehicle body is inclined; the rear torsion beam bushing structure in the prior art is mainly composed of an inner tube, rubber and outer metal, and foreign matters easily enter in the use process to influence the performance of the rear torsion beam bushing structure.

Disclosure of Invention

The purpose of the utility model is that: a torsion beam bushing is provided to solve the above-mentioned technical problems in the prior art.

According to the above purpose, the basic technical scheme of the utility model is as follows: including connecting piece and the inner core of setting outside the connecting piece, the inner core outside be equipped with outer core, outer core be equipped with the shell outward, the shell upper shed in be equipped with the apron, the apron on be connected with spacing post, spacing post setting be in the inner core with outer core between, spacing post bottom be connected with the shell through the screw, the upper end of connecting piece pass apron and part stretch out, its lower extreme pass the shell and part stretch out.

Further, the cover plate and the limit column are integrally formed through metal materials.

Further, the shell on be provided with spacing post mounting hole, spacing post pass through the screw and install in the spacing post mounting hole.

Furthermore, an O-shaped ring is arranged between the screw and the limit column mounting hole.

Further, a through hole is formed in the middle of the shell and the cover plate, and a sealing ring is arranged in the through hole.

Furthermore, the middle part of the connecting piece is an elliptical cylinder, the upper end and the lower end of the connecting piece are cylinders, and the cylinders at the upper end and the lower end are provided with mounting holes connected with an automobile chassis.

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

1. according to the torsion beam bushing provided by the utility model, the shell and the upper cover are fixed through the screws, and the sealing rings are arranged on the through holes on the shell and the upper cover, so that a simple waterproof foreign matter discharging structure is realized, and the stability of a product is improved.

2. The torsion beam bushing provided by the utility model is provided with the shell, the upper cover and the sealing ring, so that compared with the traditional torsion beam bushing, the torsion beam bushing is higher in rigidity, and the axial rigidity of the whole vehicle can be effectively improved.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the product of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of an embodiment of the product of the present utility model;

FIG. 3 is a schematic view of a bottom cross-sectional structure of an embodiment of the product of the present utility model;

FIG. 4 is a schematic top view of an embodiment of the product of the present utility model;

FIG. 5 is a schematic view of the bottom structure of an embodiment of the product of the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 2A of an embodiment of the product of the present utility model;

in the figure: 1. a housing; 2. a cover plate; 3. a connecting piece; 4, mounting holes; 5 inner core; 6 an outer core; 7, limiting the column; 8. a screw; 9. a seal ring; 10. spacing post mounting hole: 11. a through hole; an o-ring.

Detailed Description

Referring to fig. 1 to 6, which are schematic structural views of an embodiment of a torsion beam bushing according to the present utility model, the torsion beam bushing is formed by integrally forming the housing 1, the cover plate 2 and the limiting post 7, the inner core 5 and the outer core 6 are rubber bodies formed by vulcanizing natural rubber, and the sealing rings 9 and the O-rings are rubber vulcanization members, and the installation process is that the two sealing rings 9 are firstly respectively installed on the through holes 11 on the housing 1 and the cover plate 2, then the inner core 5 is sleeved at the middle position of the connecting piece 3, then the connecting piece 3 is installed in the housing 1, and then the outer core 6 is installed outside the inner core 5;

further, in order to improve the reliability of the connecting piece 3, the limit post 7 and the cover plate 2 are aligned to the mounting positions between the inner core 5 and the outer core 6, the screw 8 is sleeved with the O-shaped ring 12, the screw 8 is fixed with the limit post 7 and the cover plate 2 through the limit post mounting hole 10, a simple waterproof foreign matter-discharging structure is formed, the stability of the product is improved, the connecting piece 3 is provided with the mounting hole 4, and the connecting piece is mounted on a vehicle body through the mounting hole 4;

through connecting piece 3 pass shell 1 with apron 2 on through-hole 11, the pore wall of through-hole 11 on be provided with sealing washer 9, through sealing washer 9 can provide the different rigidity's of different directions demand to can effectively promote whole car axial rigidity.

The embodiments described herein are merely illustrative of the utility model and various modifications or additions may be made to the described embodiments by those skilled in the art without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although used more herein: 1. a housing; 2. a cover plate; 3. a connecting piece; 4, mounting holes; 5 inner core; 6 an outer core; 7, limiting the column; 8. a screw; 9. a seal ring; 10. limit post: 11. a through hole; o-rings, etc., but the possibility of using other terms is not precluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

While the present utility model has been described with respect to a torsion beam bushing, and while the present utility model has been described with respect to its principles and embodiments using specific preferred embodiments, these embodiments are provided only to assist in understanding the principles and core concepts of the utility model, it should be noted that the embodiments of the present utility model may be further combined or substituted by those skilled in the art without departing from the spirit of the utility model, and that such improvements and modifications may be made without departing from the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a torsion beam bush, includes connecting piece (3) and sets up inner core (5) outside connecting piece (3), its characterized in that: the novel plastic composite pipe is characterized in that an outer core (6) is arranged outside the inner core (5), a shell (1) is arranged outside the outer core (6), a cover plate (2) is arranged in an upper opening of the shell (1), a limiting column (7) is connected to the cover plate (2), the limiting column (7) is arranged between the inner core (5) and the outer core (6), the bottom of the limiting column (7) is connected with the shell (1) through a screw (8), the upper end of the connecting piece (3) penetrates through the cover plate (2) and partially stretches out, and the lower end of the connecting piece penetrates through the shell (1) and partially stretches out.

2. The torsion beam bushing of claim 1, wherein the cover plate (2) and the stopper post (7) are integrally formed of a metal material.

3. The torsion beam bushing set forth in claim 1, wherein the housing (1) is provided with a spacing post mounting hole (10), and the spacing post (7) is mounted in the spacing post mounting hole (10) by a screw (8).

4. A torsion beam bushing according to claim 3, wherein: an O-shaped ring (12) is arranged between the screw (8) and the limit column mounting hole (10).

5. The torsion beam bushing of claim 1, wherein: the middle of the shell (1) and the cover plate (2) is provided with a through hole (11), and a sealing ring (9) is arranged in the through hole (11).

6. The torsion beam bushing of claim 5, wherein the connecting member (3) has an elliptical column at a middle portion thereof, and a cylindrical body at an upper and lower end thereof, and the cylindrical body at the upper and lower ends is provided with a mounting hole (4) connected to a chassis of an automobile.