CN219119794U

CN219119794U - Arm shaft connecting device of automobile control arm

Info

Publication number: CN219119794U
Application number: CN202223439486.8U
Authority: CN
Inventors: 赖丹丹
Original assignee: Beijing Car Player Intelligent Technology Co ltd
Current assignee: Beijing Car Player Intelligent Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-02
Anticipated expiration: 2032-12-22

Abstract

The utility model provides an arm shaft connecting device of an automobile control arm, which comprises a main body assembly, a damping assembly and a protection assembly, wherein the damping assembly comprises an upper supporting plate, a lower supporting plate, an outer damping ring, an upper fixing ring, a lower fixing ring, an inner damping ring, a bolt and a third nut; an upper fixing ring is fixedly connected to one side of the upper supporting plate, a lower fixing ring is fixedly connected to one side of the lower supporting plate, outer damping rings are arranged on the outer side walls of the upper fixing ring and the lower fixing ring, inner damping rings are arranged on the inner side walls of the upper fixing ring and the lower fixing ring, a third nut is connected to the outer side walls of the bolts in a threaded mode, and the upper supporting plate is fixedly connected with the lower supporting plate through the bolts and the third nut; according to the utility model, the sealing plate is attached to the sealing ring by screwing the first nut and the second nut, so that the waterproof and dustproof effects are achieved; and the second nut is loosened, the third nut is unscrewed, the two fixing rings are separated, and the inner damping ring and the outer damping ring can be taken down, so that time is saved during replacement.

Description

Arm shaft connecting device of automobile control arm

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to an arm shaft connecting device of an automobile control arm.

Background

The control arm of a motor vehicle, also called a swing arm, serves as a guide and force transmission element of the suspension system of the motor vehicle, transmitting various forces acting on the wheels to the vehicle body, while ensuring that the wheels move in a path. The automobile control arm elastically connects the wheel and the automobile body together through ball joints or bushings respectively. The control arm of the vehicle (including the bushing and ball head attached thereto) should have sufficient rigidity, strength and service life.

The automobile control arm is generally directly connected with the arm shaft or connected by a simple connecting device, although the existing connecting device is provided with a damping sleeve which can play a role in protecting accessories, the damping sleeve can be damaged after being used for a long time and needs to be replaced in time, the existing connecting device is complex in replacement process, and a plurality of parts need to be disassembled; meanwhile, the existing connecting device does not have the functions of dust prevention and water prevention, so that the service life of the damping sleeve can be shortened, and therefore, the arm shaft connecting device of the automobile control arm is provided.

Disclosure of Invention

In view of the foregoing, it is desirable to provide an arm shaft connection device for an automobile control arm that solves or alleviates the technical problems of the prior art, and at least provides an advantageous option.

The technical scheme of the embodiment of the utility model is realized as follows: the arm shaft connecting device of the automobile control arm comprises a main body assembly, a damping assembly and a protection assembly, wherein the damping assembly comprises an upper supporting plate, a lower supporting plate, an outer damping ring, an upper fixing ring, a lower fixing ring, an inner damping ring, a bolt and a third nut;

an upper fixing ring is fixedly connected to one side of the upper supporting plate, a lower fixing ring is fixedly connected to one side of the lower supporting plate, outer damping rings are arranged on the outer side walls of the upper fixing ring and the lower fixing ring, inner damping rings are arranged on the inner side walls of the upper fixing ring and the lower fixing ring, a third nut is connected to the outer side walls of the bolts in a threaded mode, and the upper supporting plate is fixedly connected with the lower supporting plate through the bolts and the third nut;

a damping component is arranged outside the main body component;

and a protective component is arranged outside the shock absorption component.

Further preferred is: the main body assembly comprises a control arm, an arm shaft, a first nut and a second nut;

the outer side wall of the control arm is in threaded connection with a first nut and a second nut.

Further preferred is: the inner damping ring is arranged on the outer side wall of the arm shaft, and the control arm is arranged on the outer side wall of the outer damping ring.

Further preferred is: the protection component comprises a first sealing plate, a sealing ring, a second sealing plate and a through groove;

and a sealing ring is arranged between the first sealing plate and the second sealing plate, and a through groove is formed in the outer side wall of the sealing ring.

Further preferred is: the control arm penetrates through the through groove.

Further preferred is: one side of the first sealing plate is provided with a first nut, and one side of the second sealing plate is provided with a second nut.

Further preferred is: the arm shaft extends through the first seal plate and the second seal plate.

Further preferred is: the upper fixing ring and the lower fixing ring are arranged on one side of the second sealing plate.

By adopting the technical scheme, the embodiment of the utility model has the following advantages:

1. according to the utility model, the first nut and the second nut are screwed, so that the first sealing plate and the second sealing plate are attached to the sealing ring, the sealing of the joint is ensured, and the waterproof and dustproof effects are achieved.

2. According to the utility model, the second nut is loosened, the second sealing plate and the upper fixing ring and the lower fixing ring are moved, the third nut is unscrewed, so that the two fixing rings are separated, the inner damping ring and the outer damping ring can be taken down, and a control arm or an arm shaft is not required to be disassembled when the damping rings are replaced, so that the time is saved.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is a front view block diagram of the present utility model;

FIG. 3 is an internal block diagram of the present utility model;

FIG. 4 is a view of the internal bottom structure of the present utility model;

fig. 5 is a rear view of the structure of the present utility model.

Reference numerals: 10. a body assembly; 11. a control arm; 12. an arm shaft; 13. a first nut; 14. a second nut; 20. a shock absorbing assembly; 21. an upper support plate; 22. a lower support plate; 23. an outer shock ring; 24. an upper fixing ring; 25. a lower fixing ring; 26. an inner shock ring; 27. a bolt; 28. a third nut; 30. a protective assembly; 31. a first sealing plate; 32. a seal ring; 33. a second sealing plate; 34. and (5) through grooves.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, an embodiment of the present utility model provides an arm shaft connection device of an automobile control arm, comprising a main body assembly 10, a damper assembly 20 and a guard assembly 30, wherein the damper assembly 20 comprises an upper support plate 21, a lower support plate 22, an outer damper ring 23, an upper fixing ring 24, a lower fixing ring 25, an inner damper ring 26, a bolt 27 and a third nut 28;

an upper fixing ring 24 is fixedly connected to one side of the upper supporting plate 21, a lower fixing ring 25 is fixedly connected to one side of the lower supporting plate 22, outer shock absorbing rings 23 are arranged on the outer side walls of the upper fixing ring 24 and the lower fixing ring 25, an inner shock absorbing ring 26 is arranged on the inner side walls of the upper fixing ring 24 and the lower fixing ring 25, a third nut 28 is connected to the outer side walls of the bolts 27 in a threaded manner, and the upper supporting plate 21 is fixedly connected with the lower supporting plate 22 through the bolts 27 and the third nut 28;

the exterior of body assembly 10 mounts shock absorbing assembly 20;

the exterior of shock assembly 20 mounts a guard assembly 30.

In this embodiment, specific: the body assembly 10 includes a control arm 11, an arm shaft 12, a first nut 13, and a second nut 14;

the outer side wall of the control arm 11 is in threaded connection with a first nut 13 and a second nut 14; the first nut 13 and the second nut 14 act as a fixation for the whole device.

In this embodiment, specific: the inner damping ring 26 is arranged on the outer side wall of the arm shaft 12, and the control arm 11 is arranged on the outer side wall of the outer damping ring 23; two layers of damping rings are arranged between the control arm 11 and the arm shaft 12, so that the damping effect is enhanced, and when one damping ring is damaged, a damping device is ensured to be still arranged between the two damping rings.

In this embodiment, specific: the guard assembly 30 includes a first seal plate 31, a seal ring 32, a second seal plate 33, and a through slot 34;

a sealing ring 32 is arranged between the first sealing plate 31 and the second sealing plate 33, and a through groove 34 is formed in the outer side wall of the sealing ring 32; the connecting device forms a seal under the combined action of the first sealing plate 31, the second sealing plate 33 and the sealing ring 32, so that the dustproof and waterproof effects are achieved.

In this embodiment, specific: the control arm 11 penetrates through the slot 34; the inner side wall of the through groove 34 is provided with a sealing layer to prevent a gap between the sealing ring 32 and the control arm 11.

In this embodiment, specific: a first nut 13 is arranged on one side of the first sealing plate 31, and a second nut 14 is arranged on one side of the second sealing plate 33; the first sealing plate 31 achieves the effect of fitting the sealing ring 32 by tightening the first nut 13, and the second sealing plate 33 achieves the effect of fitting the sealing ring 32 by tightening the second nut 14.

In this embodiment, specific: the arm shaft 12 penetrates the first seal plate 31 and the second seal plate 33; the first and

second seal plates

31, 33 seal against the arm shaft 12.

In this embodiment, specific: the upper and lower fixing rings 24 and 25 are provided at one side of the second sealing plate 33; the two fixed rings are arranged oppositely, so that the inner shock-absorbing ring and the outer shock-absorbing ring can be conveniently detached and replaced.

The utility model works when in work: the first nut 13 and the second nut 14 are screwed, so that the first sealing plate 31 and the second sealing plate 33 are attached to the sealing ring 32, the joint of the arm shaft 12 and the control arm 11 is kept sealed, the waterproof and dustproof effects are achieved, and when the connecting device works normally, the inner damping ring 26 and the outer damping ring 23 are arranged between the control arm 11 and the arm shaft 12, so that the connecting device has a good damping effect; when the shock absorbing ring is damaged, the second nut 14 is unscrewed, the upper fixing ring 24 and the lower fixing ring 25 are taken out of the sealing ring 32, the third nut 28 is unscrewed, the two fixing rings are opened, then the damaged shock absorbing ring is replaced, the arm shaft 12 or the control arm 11 is not required to be disassembled during replacement, and the maintenance time is saved.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an arm axle connecting device of car control arm, includes main part subassembly (10), damper unit (20) and protection subassembly (30), its characterized in that: the damping assembly (20) comprises an upper supporting plate (21), a lower supporting plate (22), an outer damping ring (23), an upper fixing ring (24), a lower fixing ring (25), an inner damping ring (26), bolts (27) and a third nut (28);

an upper fixing ring (24) is fixedly connected to one side of the upper supporting plate (21), a lower fixing ring (25) is fixedly connected to one side of the lower supporting plate (22), outer shock absorption rings (23) are arranged on the outer side walls of the upper fixing ring (24) and the lower fixing ring (25), an inner shock absorption ring (26) is arranged on the inner side walls of the upper fixing ring (24) and the lower fixing ring (25), a third nut (28) is connected to the outer side walls of the bolts (27) in a threaded mode, and the upper supporting plate (21) is fixedly connected with the lower supporting plate (22) through the bolts (27) and the third nut (28);

a shock absorption component (20) is arranged outside the main body component (10);

a protective assembly (30) is arranged outside the shock absorption assembly (20).

2. The arm shaft connecting device of an automobile control arm according to claim 1, wherein: the main body assembly (10) comprises a control arm (11), an arm shaft (12), a first nut (13) and a second nut (14);

the outer side wall of the control arm (11) is in threaded connection with a first nut (13) and a second nut (14).

3. The arm shaft connecting device of an automobile control arm according to claim 2, wherein: the inner damping ring (26) is arranged on the outer side wall of the arm shaft (12), and the control arm (11) is arranged on the outer side wall of the outer damping ring (23).

4. The arm shaft connecting device of an automobile control arm according to claim 2, wherein: the protection assembly (30) comprises a first sealing plate (31), a sealing ring (32), a second sealing plate (33) and a through groove (34);

a sealing ring (32) is arranged between the first sealing plate (31) and the second sealing plate (33), and a through groove (34) is formed in the outer side wall of the sealing ring (32).

5. The arm shaft connecting device of an automobile control arm according to claim 4, wherein: the control arm (11) penetrates through the through groove (34).

6. The arm shaft connecting device of an automobile control arm according to claim 4, wherein: a first nut (13) is arranged on one side of the first sealing plate (31), and a second nut (14) is arranged on one side of the second sealing plate (33).

7. The arm shaft connecting device of an automobile control arm according to claim 4, wherein: the arm shaft (12) penetrates the first sealing plate (31) and the second sealing plate (33).

8. The arm shaft connecting device of an automobile control arm according to claim 4, wherein: the upper fixing ring (24) and the lower fixing ring (25) are arranged on one side of the second sealing plate (33).