CN215567949U - Ball stud dust cover and ball stud assembly - Google Patents
Ball stud dust cover and ball stud assembly Download PDFInfo
- Publication number
- CN215567949U CN215567949U CN202121381978.9U CN202121381978U CN215567949U CN 215567949 U CN215567949 U CN 215567949U CN 202121381978 U CN202121381978 U CN 202121381978U CN 215567949 U CN215567949 U CN 215567949U
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- cover
- ball stud
- ball
- cover body
- dust cover
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Abstract
The utility model discloses a ball stud dust cover and a ball stud assembly. The ball pin dust cover comprises a cover body side wall and two cover body clamping parts which are arranged at intervals, and the cover body side wall is connected between the two cover body clamping parts; the side wall of the cover body comprises a main body part and two connecting parts used for being connected with the cover body clamping part, and the two connecting parts are respectively connected to two ends of the main body part; the thickness of the main body part is larger than that of the connecting part. The ball pin assembly comprises a ball pin and a ball pin dust cover; the ball head pin comprises a ball head piece, a shell and a seat body, wherein the seat body is connected in the shell, and the ball head piece is connected with the seat body; the ball stud dust cover is connected in the outside of ball stud, and one of them cover body joint portion and ball head spare joint, another cover body joint portion and pedestal joint. The thickness of the connecting portion of ball stud dust cover is less than the thickness of main part, so improved the plasticity between cover body lateral wall and the cover body joint portion, when the ball stud swing, the ball stud dust cover is not fragile.
Description
Technical Field
The utility model relates to the technical field of automobile parts, in particular to a ball pin dust cover and a ball pin assembly.
Background
On an automobile chassis, a ball pin assembly is commonly used for connecting a stabilizer bar connecting rod, a control arm and a steering knuckle and connecting a steering pull rod and the steering knuckle. The ball stud assembly comprises a dust cover, and the dust cover is used for wrapping grease and preventing dust or muddy water from entering the inside of the ball stud.
The wall surface of the existing dust cover is designed to have equal thickness. The dust cover designed in this way is poor in plasticity and insufficient in strength. The dust cover is easily damaged when the ball stud swings or is hit by an external object.
In view of the above, improvements are needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a ball stud dust cover and a ball stud assembly which are good in structural strength and not easy to damage.
The technical scheme provided by the utility model provides a ball stud dust cover which comprises a cover body side wall and two cover body clamping parts arranged at intervals, wherein the cover body side wall is connected between the two cover body clamping parts; the side wall of the cover body comprises a main body part and two connecting parts used for being connected with the cover body clamping part, and the two connecting parts are respectively connected to two ends of the main body part; the thickness of the main body part is larger than that of the connecting part.
Furthermore, the connecting part comprises a first connecting part end surface connected with the cover body clamping part and a second connecting part end surface connected with the main body part; the width of the end face of the first connecting part is smaller than that of the end face of the second connecting part.
Further, the main body portion includes a first engaging portion connected to one of the connecting portions and a second engaging portion connected to the other connecting portion; the thickness of the first engagement portion is smaller than that of the second engagement portion.
Further, the first and second engagement portions are each arc-shaped.
Further, the body portion includes a third engaging portion connected between the first engaging portion and the second engaging portion; the thickness of the third joining portion is greater than the thickness of the second joining portion.
Further, the third engagement portion is arc-shaped.
Further, the cover body clamping portion is provided with an installation groove with an opening facing the side wall of the cover body.
Furthermore, a clamp spring is arranged in the clamping part of the cover body.
The utility model provides a ball head pin assembly, which comprises a ball head pin and a ball head pin dust cover in any one of the technical schemes; the ball pin comprises a ball piece, a shell and a seat body, wherein the seat body is connected in the shell, and the ball piece is connected with the seat body; the ball stud dust cover is connected in the outside of ball stud, one of them cover body joint portion with ball head spare joint, another cover body joint portion with the pedestal joint.
Furthermore, a through hole is formed in the shell, and an arc-shaped cover plate used for covering the through hole is arranged in the shell; the arc cover plate is positioned on one side of the base body, which is far away from the ball head piece, and at least part of the arc cover plate extends out of the through hole.
After adopting above-mentioned technical scheme, have following beneficial effect:
the thickness of the connecting portion of the cover body side wall is smaller than that of the main body portion of the cover body side wall, plasticity between the cover body side wall and the cover body clamping portion is improved, and when the ball stud swings, the ball stud dust cover is not prone to damage. The main body part also enhances the structural strength of the side wall of the cover body, so that the main body part can bear larger impact.
The ball stud dust cover is sleeved on the outer side of the ball stud, can better play a role in protection, and prolongs the service life of the ball stud assembly.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
FIG. 1 is a schematic view of a ball stud dust boot in an embodiment of the present invention;
FIG. 2 is a schematic view of a connecting portion according to an embodiment of the present invention;
FIG. 3 is a schematic view of the side wall of the housing in one embodiment of the utility model;
FIG. 4 is a schematic view of a ball stud dust boot in another embodiment of the present invention;
FIG. 5 is a schematic view of a ball pin assembly according to an embodiment of the present invention;
FIG. 6 is a schematic view of a housing in an embodiment of the utility model.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings.
It is easily understood that according to the technical solution of the present invention, those skilled in the art can substitute various structures and implementation manners without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as being all of the present invention or as defining or limiting the technical solutions of the present invention.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.
As shown in fig. 1 to 5, a ball stud dust cover 10 according to an embodiment of the present invention includes a cover sidewall 1 and two cover fastening portions 2 arranged at intervals, where the cover sidewall 1 is connected between the two cover fastening portions 2.
The cover side wall 1 includes a main body portion 11 and two connecting portions 12 for connecting with the cover fastening portion 2, and the two connecting portions 12 are connected to two ends of the main body portion 11 respectively.
The thickness of the body portion 11 is greater than the thickness of the connecting portion 12.
The ball stud dust cover 10 is attached to the ball stud 20 for protecting and dust-proof the ball stud 20.
The ball stud dust cover 10 is formed by connecting a cover body side wall 1 and two cover body clamping parts 2, wherein one cover body clamping part 2 is connected at the upper end of the cover body side wall 1, and the other cover body clamping part 2 is connected at the lower end of the cover body side wall 1.
The cover body clamping portion 2 is clamped on the ball stud 20, and clamping can be achieved through a buckle, a hoop or a clamping spring.
Alternatively, the cover side wall 1 and the two cover fastening portions 2 are integrally formed by one mold. Thus facilitating the production and manufacture.
The cover body side wall 1 is cylindrical, so that the cover body side wall 1 can be sleeved outside the ball stud 20. The cover body side wall 1 comprises a main body part 11 and two connecting parts 12, wherein one connecting part 12 is connected to the upper end of the cover body side wall 1, the other connecting part 12 is connected to the lower end of the cover body side wall 1, and the main body part 11 and the two connecting parts 12 are connected in a door shape. The two connecting portions 12 are connected to the two cover fastening portions 2, respectively.
The thickness of the body 11 is greater than the thickness of the connecting portion 12, and specifically, the body 11 has a body outer side surface and a body inner side surface, and the connecting portion 12 has a connecting portion outer side surface and a connecting portion inner side surface. The distance between the body outer side surface and the body inner side surface is the thickness of the body 11, and the distance between the connecting portion outer side surface and the connecting portion inner side surface is the thickness of the connecting portion 12. The distance between the outer side surface of the main body part and the inner side surface of the main body part is larger than the distance between the outer side surface of the connecting part and the inner side surface of the connecting part.
With such an arrangement, the plasticity of the connecting portion 12 can be improved to have a certain elasticity. The connecting portion 12 can be deformed along with the swing of the ball stud 20 during the swing of the ball stud 20, and thus is not easily damaged. The thickness of the main body 11 is greater than that of the connecting part 12, so that the structural strength of the cover sidewall 1 is improved, and the cover sidewall 1 is not easy to damage when being impacted by an external object.
Optionally, the thickness of the main body 11 is d1, the thickness of the connecting part 12 is d2, and d1 is 2-3 times of d 2.
Alternatively, the main body 11 and the connecting portion 12 are made of plastic, rubber, or the like.
In one embodiment, as shown in fig. 1 to 3, the connecting portion 12 includes a first connecting portion end surface 121 connected to the cover fastening portion 2 and a second connecting portion end surface 122 connected to the main body portion 11. The width of the first connecting portion end surface 121 is smaller than the width of the second connecting portion end surface 122.
Specifically, the first connection portion end surface 121 and the second connection portion end surface 122 are both end portions of the connection portion 12. The width of the first connection end surface 121 and the width of the second connection end surface 122 are the thicknesses of both end portions of the connection portion 12. Connecting portion 12 is connected between cover body joint portion 2 and main part 11, and connecting portion 12 is the convergent form on the direction from main part 11 towards cover body joint portion 2, so sets up, can improve the plasticity between connecting portion 12 and cover body joint portion 2, can strengthen being connected between connecting portion 12 and the main part 11 again.
Alternatively, the two connecting portions 12 are symmetrical in the vertical direction, taking the connecting portion 12 located above as an example, wherein the first connecting portion end surface 121 is located below the second connecting portion end surface 122, and the whole connecting portion 12 is inclined downward, so that the main body portion 11 can also protect the first connecting portion end surface 121.
In one embodiment, as shown in fig. 1 to 3, the body portion 11 includes a first engaging portion 111 connected to one of the connection portions 12 and a second engaging portion 112 connected to the other connection portion 12. The thickness of the first coupling portion 111 is smaller than that of the second coupling portion 112.
Specifically, the body portion 11 includes a first engagement portion 111 and a second engagement portion 112 that are provided at an interval, the first engagement portion 111 is located above the second engagement portion 112, the first engagement portion 111 is connected to one of the connection portions 12, and the second engagement portion 112 is connected to the other connection portion 12.
When the ball stud dust cover 10 is attached to the ball stud 20, the second engagement portion 112 is closer to the ground than the first engagement portion 111, and has a higher probability of being hit by an external object. The thickness of the second engagement portion 112 is greater than that of the first engagement portion 111, and therefore the strength of the portion, which is easily impacted, of the cover body side wall 1 is improved, the structure of the cover body side wall 1 is optimized, and the cover body side wall 1 is less prone to damage.
In one embodiment, as shown in fig. 1 and 3, the first and second engagement portions 111 and 112 are each arc-shaped. First link up portion 111 and second link up portion 112's cross-section is the arc, and the arc sets up mechanical properties better, and when first link up portion 111 or second link up portion 112 were strikeed, the even dispersion of impact that will receive that can be more even to it is not fragile to make first link up portion 111 and second link up portion 112.
In one embodiment, as shown in fig. 1 and 3, the body portion 11 includes a third engaging portion 113 connected between the first and second engaging portions 111 and 112. The thickness of the third engagement portion 113 is greater than that of the second engagement portion 112.
Specifically, the body portion 11 is composed of a first joint portion 111, a second joint portion 112, and a third joint portion 113, and the third joint portion 113 is connected between the first joint portion 111 and the second joint portion 112. The thickness of the third engagement portion 113 is greater than the distance between the second engagement portions 112. The third connecting portion 113 is a main force-bearing portion of the cover sidewall 1, and has a higher probability of being hit by an external object, so that the thickness of the third connecting portion 113 is greater than that of the second connecting portion 112, and the structural strength of the third connecting portion 113 is higher.
In one embodiment, as shown in fig. 1 and 3, the third engagement portion 113 has an arc shape. The cross section of the third connecting part 113 is arc-shaped, the arc-shaped design has better mechanical property, and the impact force applied to the third connecting part 113 can be better dispersed.
In one embodiment, as shown in fig. 1, the cover fastening portion 2 is provided with an installation groove 21 with an opening facing the cover sidewall 1. An installation groove 21 is formed on the outer surface of the cover body clamping part 2 in a concave mode. When the ball stud dust cover 10 is connected with the ball stud 20, the cover body clamping part 2 is sleeved on the ball stud 20. The cover body clamping part 2 is clamped with the ball stud 20 through a clamping hoop or a clamping spring. The clamp or the joint spring is located mounting groove 21, and mounting groove 21 has limiting effect, easy to assemble.
In one embodiment, as shown in fig. 4, a clamp spring 3 is disposed in the cover clamping portion 2. Jump ring 3 is annular elasticity joint spare, and jump ring 3 is located cover body joint portion 2's inboard, and cover body joint portion 2 team jump ring 3 has the guard action like this.
Optionally, the inner surface of the cover clamping portion 2 is recessed to form an assembly groove, and the clamp spring 3 is clamped in the assembly groove, so that the clamp spring 3 is convenient to mount.
Optionally, jump ring 3 and cover body joint portion 2 integrated into one piece for jump ring 3 is connected more firmly with cover body joint portion 2.
Optionally, one of the cover body clamping portions 2 is provided with a mounting groove 21, and the other cover body clamping portion 2 is provided with a clamp spring 3. In the present embodiment, the mounting groove 21 is located above the circlip 3.
As shown in fig. 1 to 6, there is provided a ball stud assembly 100 for the present invention, including a ball stud 20 and a ball stud dust cover 10 of any one of the above.
The ball stud 20 includes a ball member 201, a housing 202, and a seat 203, the seat 203 is connected in the housing 202, and the ball member 201 is connected to the seat 203.
The ball stud dust cover 10 is connected to the outer side of the ball stud 20, one of the cover body clamping portions 2 is clamped with the ball stud 201, and the other cover body clamping portion 2 is clamped with the base 203.
For the detailed structure and function of the ball stud dust cover 10, please refer to the related contents in the foregoing, and the detailed description is omitted here.
The ball stud dust cover 10 is sleeved outside the ball stud 20, one cover connecting part 12 is clamped on the ball piece 201, and the other cover connecting part 12 is clamped on the shell 202.
This bulb round pin dust cover 10 has still improved plasticity under the circumstances of guaranteeing structural strength, and when ball spare 201 swung and was strikeed by outside article, bulb round pin dust cover 10 was all not fragile to the quality of bulb round pin subassembly 100 has been improved, has prolonged life.
In one embodiment, as shown in fig. 5 to 6, a through hole 2021 is formed on the housing 202, and an arc-shaped cover 204 for covering the through hole 2021 is formed in the housing 202. The arc cover plate 204 is located on one side of the seat body 203 far away from the ball head piece 201, and at least part of the arc cover plate 204 extends out of the through hole 2021.
Specifically, ball stud assembly 100 further includes an arcuate cover plate 204, arcuate cover plate 204 being disposed within housing 202. A through hole 2021 is formed at the bottom of the housing 202, and the cover plate is connected between the base 203 and the bottom of the housing 202, so that the arc-shaped cover plate 204 covers the through hole 2021. The arc cover plate 204 has an arc portion in an arc shape. The arc portion passes through the through hole 2021 and extends to the outside of the through hole 2021. Therefore, the bottom impact can be better resisted, and the shell 202 is not easy to damage.
In summary, the utility model discloses a ball stud dust cover, which comprises a cover body side wall and two cover body clamping parts arranged at intervals, wherein the cover body side wall is connected between the two cover body clamping parts. The cover body side wall comprises a main body part and two connecting parts which are used for being connected with the cover body clamping part, and the two connecting parts are respectively connected at the two ends of the main body part. The thickness of the main body part is larger than that of the connecting part. The thickness of the connecting portion of ball stud dust cover is less than the thickness of main part, so improved the plasticity between cover body lateral wall and the cover body joint portion, when the ball stud swing, the ball stud dust cover is not fragile.
The utility model also discloses a ball head pin assembly which comprises the ball head pin and a ball head pin dust cover. The ball stud comprises a ball part, a shell and a seat body, wherein the seat body is connected in the shell, and the ball part is connected with the seat body. The ball stud dust cover is connected in the outside of ball stud, and one of them cover body joint portion and ball head spare joint, another cover body joint portion and pedestal joint. The ball stud dust cover can better protect the ball stud, so that the overall quality of the ball stud assembly is improved, and the service life of the ball stud assembly is longer.
The foregoing is considered as illustrative only of the principles and preferred embodiments of the utility model. It should be noted that, for those skilled in the art, several other modifications can be made on the basis of the principle of the present invention, and the protection scope of the present invention should be regarded.
Claims (10)
1. A ball stud dust cover (10) is characterized by comprising a cover body side wall (1) and two cover body clamping parts (2) arranged at intervals, wherein the cover body side wall (1) is connected between the two cover body clamping parts (2);
the cover body side wall (1) comprises a main body part (11) and two connecting parts (12) used for being connected with the cover body clamping part (2), and the two connecting parts (12) are respectively connected to two ends of the main body part (11);
the thickness of the main body part (11) is larger than that of the connecting part (12).
2. A ball stud dust cover (10) according to claim 1, wherein the connecting portion (12) includes a first connecting portion end surface (121) connected to the cover snap-in portion (2) and a second connecting portion end surface (122) connected to the main body portion (11);
the width of the first connecting part end surface (121) is smaller than the width of the second connecting part end surface (122).
3. A ball stud dust cover (10) according to claim 1, wherein the main body portion (11) includes a first engaging portion (111) connected to one of the connecting portions (12) and a second engaging portion (112) connected to the other connecting portion (12);
the thickness of the first engagement portion (111) is smaller than the thickness of the second engagement portion (112).
4. A ball stud dust cover (10) according to claim 3, wherein the first and second engagement portions (111, 112) are each arc-shaped.
5. A ball stud dust cover (10) according to claim 3, wherein the main body portion (11) includes a third linking portion (113) that is connected between the first linking portion (111) and the second linking portion (112);
the thickness of the third engagement portion (113) is greater than the thickness of the second engagement portion (112).
6. A ball stud dust cover (10) according to claim 5, wherein the third engagement portion (113) is arc-shaped.
7. A ball stud dust cover (10) according to claim 1, wherein the cover body snap-in portion (2) is provided with a mounting groove (21) opening toward the cover body side wall (1).
8. A ball stud dust cover (10) according to claim 1, wherein a snap spring (3) is provided in the cover body snap portion (2).
9. A ball stud assembly (100) comprising a ball stud (20) and a ball stud dust cover (10) of any of claims 1-8;
the ball stud (20) comprises a ball head piece (201), a shell (202) and a seat body (203), the seat body (203) is connected in the shell (202), and the ball head piece (201) is connected with the seat body (203);
ball stud dust cover (10) are connected the outside of ball stud (20), one of them cover body joint portion (2) with bulb spare (201) joint, another cover body joint portion (2) with pedestal (203) joint.
10. A ball pin assembly (100) according to claim 9, wherein a through hole (2021) is provided in the housing (202), and an arc-shaped cover plate (204) for covering the through hole (2021) is provided in the housing (202);
the arc cover plate (204) is positioned on one side of the seat body (203) far away from the ball head piece (201), and at least part of the arc cover plate (204) extends out of the through hole (2021).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121381978.9U CN215567949U (en) | 2021-06-21 | 2021-06-21 | Ball stud dust cover and ball stud assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121381978.9U CN215567949U (en) | 2021-06-21 | 2021-06-21 | Ball stud dust cover and ball stud assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215567949U true CN215567949U (en) | 2022-01-18 |
Family
ID=79819196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121381978.9U Active CN215567949U (en) | 2021-06-21 | 2021-06-21 | Ball stud dust cover and ball stud assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215567949U (en) |
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2021
- 2021-06-21 CN CN202121381978.9U patent/CN215567949U/en active Active
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