CN210715551U - Automobile steering pull rod assembly - Google Patents
Automobile steering pull rod assembly Download PDFInfo
- Publication number
- CN210715551U CN210715551U CN201920251396.5U CN201920251396U CN210715551U CN 210715551 U CN210715551 U CN 210715551U CN 201920251396 U CN201920251396 U CN 201920251396U CN 210715551 U CN210715551 U CN 210715551U
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- CN
- China
- Prior art keywords
- ball
- ball head
- protective cover
- pull rod
- head seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses an automobile steering pull rod assembly, which comprises a steering pull rod and a ball pin joint, the left end and the right end of the steering pull rod are provided with connecting grooves, the inner surfaces of the connecting grooves at the two ends are provided with internal threads, the connecting rod is also arranged in the connecting grooves, the outer surface of the connecting rod is provided with an external thread matched with the internal thread of the connecting groove, the outer sides of the two ends of the pull rod are also provided with fastening nuts, one end of the connecting rod is fixedly connected with a ball pin joint, the ball pin joint comprises a ball head seat, the bottom end of the ball head seat is riveted with a bottom cover, a ball head pin is arranged in the middle of the interior of the ball head seat, the ball head pin comprises a ball part and a rod part, a protective cover is sleeved on the outer side of the ball part, the protective cover is of an annular structure with openings at the upper end and the lower end, a plurality of convex parts are arranged at the inner side of the protective cover, and a lubricating layer is filled between the outer side of the protective cover and the ball head seat, and a dust cover is also arranged above the ball head seat. The utility model discloses simple structure, safety protection performance is strong, and product long service life does benefit to the popularization.
Description
Technical Field
The utility model belongs to the technical field of auto-parts, concretely relates to auto steering pull rod assembly.
Background
The automobile steering pull rod assembly is an important part in an automobile steering mechanism, directly influences the operation stability, the running safety and the service life of tires of an automobile, mainly bears the steering force and the supporting action of a steering system, transfers the pull and pressure loads in the steering process, plays a key role in the operation stability, the running smoothness and the safety of the automobile, and comprises a steering pull rod and a ball pin joint; the ball pin joint of prior art, the bulb is in long-term use, and it is very fast because the rigidity friction leads to bulb wearing and tearing easily between bulb and the ball seat, causes the fracture of bulb round pin easily, simultaneously, when impurity such as dust enters into ball pin joint inside, can cause the damage of contact surface between bulb and ball seat, seriously influences ball pin joint's life.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a car steering linkage assembly 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: an automobile steering pull rod assembly comprises a steering pull rod and a ball pin joint, wherein connecting grooves are formed in the left end and the right end of the steering pull rod, internal threads are formed in the inner surfaces of the connecting grooves in the two ends, a connecting rod is further arranged inside the connecting grooves, external threads matched with the internal threads of the connecting grooves are formed in the outer surface of the connecting rod, fastening nuts are further arranged on the outer sides of the two ends of the pull rod, one end of the connecting rod is fixedly connected with the ball pin joint, the ball pin joint comprises a ball seat, a bottom cover is riveted to the bottom end of the ball seat, a ball pin is arranged in the middle of the inside of the ball seat and comprises a ball part and a rod part, a protective cover is sleeved on the outer side of the ball part and is of an annular structure with openings in the upper end and the lower end, a plurality, the upper end and the lower end of the dust cover are respectively fixedly connected with the rod part of the ball stud and the ball seat.
Preferably, the boot has an interference fit with the ball portion.
Preferably, the protective cover is made of rubber.
Preferably, the protrusions are radial ribs or bumps.
Preferably, the bottom end of the ball part is provided with an elastic supporting piece.
Preferably, the elastic supporting piece is M-shaped, two ends of the elastic supporting piece are made of elastic materials, and the middle end of the elastic supporting piece is a rigid piece coated with the elastic materials on the outer layer.
Compared with the prior art, the utility model provides a car steering linkage assembly possesses following beneficial effect: the protective cover can effectively protect the ball pin, effectively prevent the ball pin from being in direct rigid contact with the shell, ensure the service life of the ball pin, and save the cost by only replacing the protective cover when the ball pin is damaged; meanwhile, the ball pin is in contact with the bulges of the protective cover, so that the ball pin cannot be abraded even if impurities enter, and the impurities are discharged from gaps among the bulges, thereby ensuring the service life and the transmission precision of the device and preventing accidents; the lubricating layer is arranged between the shell and the ball pin, so that the lubricating effect is good, the abrasion of the device can be effectively prevented, and the service life is ensured; the utility model discloses simple structure, safety protection performance is strong, and product long service life does benefit to the popularization.
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, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of an automobile steering linkage assembly provided by the present invention;
in the figure: 1. a steering tie rod; 2. a ball and pin joint; 3. a connecting rod; 4. fastening a nut; 5. a ball cup seat; 6. a bottom cover; 7. a ball portion; 8. a rod portion; 9. a protective cover; 10. a boss portion; 11. a dust cover; 12. an elastic support member.
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.
Referring to fig. 1, the present invention provides a technical solution: an automobile steering pull rod assembly comprises a steering pull rod 1 and a ball pin joint 2, wherein connecting grooves are formed in the left end and the right end of the steering pull rod 1, internal threads are formed in the inner surfaces of the connecting grooves in the two ends, a connecting rod 3 is further arranged in each connecting groove, external threads matched with the internal threads of the connecting grooves are formed in the outer surface of the connecting rod 3, fastening nuts 4 are further arranged on the outer sides of the two ends of the pull rod, one end of the connecting rod 3 is fixedly connected with the ball pin joint 2, the ball pin joint 2 comprises a ball head seat 5, a bottom cover 6 is riveted to the bottom end of the ball seat 5, a ball pin is arranged in the middle of the inner portion of the ball seat 5 and comprises a ball part 7 and a rod part 8, a protective cover 9 is sleeved on the outer side of the ball part 7, the protective cover 9 is of an annular structure with openings in the, and a dust cover 11 is further arranged above the ball head seat 5, and the upper end and the lower end of the dust cover 11 are respectively and fixedly connected with the rod part 8 of the ball head pin and the ball head seat 5.
The utility model discloses in, preferred, protection casing 9 with ball portion 7 interference fit prevents that protection casing 9 is too not hard up at ball portion 7, does not play the guard action.
The utility model discloses in, it is preferred, the material of protection casing 9 is the rubber material, prevents effectively that bulb round pin and 5 direct rigid contact of bulb seat from, can also play the effect of buffering simultaneously.
In the utility model, preferably, the convex part 10 is a radial edge or a convex point, the radial edge or the convex point is in close contact with the ball part 7, a channel is formed between the radial edge and the edge, impurities can slip from the channel, and the ball pin can not be rubbed; or a concave part is formed between the salient point and the salient point, impurities can enter the concave part or gradually slide from the concave part, and the ball stud cannot be rubbed.
The utility model discloses in, preferred, the bulb bottom is equipped with elastic support element 12, can effectively carry out the shock attenuation buffering to the bulb, avoids power direct action on the bulb seat.
The utility model discloses in, it is preferred, elastic support 12 is M shape, and both ends are the elasticity material, and the middle part has the rigidity piece of elasticity material for outer cladding.
Compared with the prior art, the utility model provides a car steering linkage assembly possesses following beneficial effect: the protective cover 9 is arranged, so that the ball pin can be effectively protected, the ball pin is effectively prevented from being in direct rigid contact with the ball seat, the service life of the ball pin is ensured, and only the protective cover 9 needs to be replaced when the ball pin is damaged, so that the cost is saved; meanwhile, the ball stud contacts with the bulges 10 of the protective cover 9, so that the ball stud cannot be worn even if impurities enter, and is discharged from gaps among the bulges 10, the service life and the transmission precision of the device are ensured, and accidents are prevented; through the lubricating layer that is equipped with between bulb seat and bulb round pin, lubricated effectual, can effectual prevention device's wearing and tearing, guarantee life. Simple structure, strong safety protection performance, long service life of products and easy popularization.
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 (6)
1. The utility model provides an automobile steering pull rod assembly, includes steering pull rod and ball pin joint, its characterized in that: the left end and the right end of the steering pull rod are provided with connecting grooves, the inner surfaces of the connecting grooves at the two ends are provided with internal threads, the connecting rod is also arranged in the connecting grooves, the outer surface of the connecting rod is provided with an external thread matched with the internal thread of the connecting groove, the outer sides of the two ends of the pull rod are also provided with fastening nuts, one end of the connecting rod is fixedly connected with a ball pin joint, the ball pin joint comprises a ball head seat, the bottom end of the ball head seat is riveted with a bottom cover, a ball head pin is arranged in the middle of the interior of the ball head seat, the ball head pin comprises a ball part and a rod part, a protective cover is sleeved on the outer side of the ball part, the protective cover is of an annular structure with openings at the upper end and the lower end, a plurality of convex parts are arranged at the inner side of the protective cover, and a lubricating layer is filled between the outer side of the protective cover and the ball head seat, a dust cover is further arranged above the ball head seat, and the upper end and the lower end of the dust cover are respectively fixedly connected with the rod part of the ball head pin and the ball head seat.
2. The vehicle steering linkage assembly of claim 1, wherein: the protective cover is in interference fit with the ball portion.
3. The vehicle steering linkage assembly of claim 1, wherein: the protective cover is made of rubber.
4. The vehicle steering linkage assembly of claim 1, wherein: the convex part is a radial edge or a convex point.
5. The vehicle steering linkage assembly of claim 1, wherein: the bottom end of the ball part is provided with an elastic supporting piece.
6. The vehicle steering linkage assembly of claim 5, wherein: the elastic supporting piece is M-shaped, two ends of the elastic supporting piece are made of elastic materials, and the middle end of the elastic supporting piece is a rigid piece coated with the elastic materials on the outer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920251396.5U CN210715551U (en) | 2019-02-28 | 2019-02-28 | Automobile steering pull rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920251396.5U CN210715551U (en) | 2019-02-28 | 2019-02-28 | Automobile steering pull rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210715551U true CN210715551U (en) | 2020-06-09 |
Family
ID=70963930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920251396.5U Expired - Fee Related CN210715551U (en) | 2019-02-28 | 2019-02-28 | Automobile steering pull rod assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210715551U (en) |
-
2019
- 2019-02-28 CN CN201920251396.5U patent/CN210715551U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20210228 |