CN220204368U - Ball head assembly - Google Patents
Ball head assembly Download PDFInfo
- Publication number
- CN220204368U CN220204368U CN202322020406.3U CN202322020406U CN220204368U CN 220204368 U CN220204368 U CN 220204368U CN 202322020406 U CN202322020406 U CN 202322020406U CN 220204368 U CN220204368 U CN 220204368U
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- CN
- China
- Prior art keywords
- ball
- ball stud
- main body
- joint
- flange
- 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.)
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Links
- 239000000428 dust Substances 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Pivots And Pivotal Connections (AREA)
- Sealing Devices (AREA)
Abstract
The utility model belongs to the field of ball heads, and particularly relates to a ball head assembly, which comprises: a connector socket part, in which a connector groove is formed; a ball stud portion including a joint ball portion rotatably connected to the joint groove; the dust cover, the dust cover still includes the lid main part and is formed with the ripple portion, wherein, ball stud portion surface has the screw thread, and ball stud portion still includes the nut portion, and there is the jack on the upside of ball stud portion, and the jack has inserted the cutting, and the beneficial effect of the utility model is: when the ball stud portion is rotated, the bellows portion of the dust cover elastically deforms when the ball stud portion is rotated, preventing one side of the bellows portion from contacting the end of the joint socket portion, and the other side of the bellows portion is smoothly folded, so that damage to the dust cover can be prevented, and in addition, the bellows portion or the inner surface of the cover main body portion can be prevented from interfering with each other due to folding of the other side of the bellows portion or the cover main body portion, and damage due to friction can also be prevented by the bellows portion.
Description
Technical Field
The utility model belongs to the technical field of ball heads, and particularly relates to a ball head assembly.
Background
The automobile ball head realizes different coaxial power transmission through ball type connection, provides polygonal rotation, can enable the steering mechanism to turn flat, reduces vibration and turns flat, is one type of automobile part, and refers to a mechanical structure for transmitting power to different shafts by utilizing balls.
In the prior art, when the ball stud portion rotates, one side of the dust cover is easily contacted with one end of the joint socket portion, one side of the dust cover contacted with the joint socket portion receives pressure, and the other side of the dust cover receives tension, so that the dust cover is easily damaged.
Disclosure of Invention
The utility model aims at solving the technical problems and provides a ball head assembly which achieves the effect of preventing a dust cover from being damaged.
In view of this, the present utility model provides a ball head assembly, comprising:
a joint main body portion;
a connector socket part, wherein a connector groove is formed in the connector socket part, a seat groove part is formed at the upper end of the connector groove, and a locking part is also formed at the upper end of the connector socket part;
a ball stud portion further including a joint ball portion rotatably connected to the joint groove;
the dust cover further comprises a cover main body part and a corrugated part, wherein the cover main body part is arranged around the joint socket part and the joint ball part;
the ball stud comprises a ball stud part, a ball socket and a socket, wherein the surface of the ball stud part is provided with threads, the ball stud part further comprises a nut part matched with the threads, the upper side of the ball stud part is provided with a jack, and the jack is further inserted with a cutting.
Further, the dust cover further includes:
a first flange portion formed on a circumference below the cover main body portion, the first flange portion being formed with a protruding guide portion protruding toward the cover main body portion;
a first clamping ring portion disposed on an outer surface of the first flange portion;
a second flange portion formed on a circumference above the cover main body portion, an upper end of the second flange portion further formed with a sealing rib, an inner surface of the second flange portion further formed with a plurality of sealing ring portions;
and a second clamping ring portion provided on an outer surface of the second flange portion.
Further, the corrugated portion includes a convex portion and a concave portion formed along a circumferential direction of the cover main body portion.
Further, the corrugated portion is formed below the cover main body portion.
Further, the method further comprises the following steps:
an inner stopper mounted on an outer surface of the ball stud portion, the inner stopper further having a stopper rib formed on an upper side thereof.
The beneficial effects of the utility model are as follows:
1. when the ball stud portion is rotated, the bellows portion of the dust cover elastically deforms when the ball stud portion is rotated, preventing one side of the bellows portion from contacting an end portion of the joint socket portion, and the other side of the bellows portion is smoothly folded, so that damage to the dust cover can be prevented, and in addition, interference of inner surfaces of the bellows portion or the cover main body portion with each other due to folding of the other side of the bellows portion or the cover main body portion can be prevented, and damage due to friction can be prevented by the bellows portion;
2. the first flange portion is in close contact with the joint socket portion, and the sealing rib of the second flange portion is in close contact with the nut portion, so that the upper and lower sides of the dust cover are sealed to prevent foreign matters from penetrating between the joint socket portion and the ball stud portion;
3. since the inner stopper portion restricts the lower movement distance of the second flange portion, the compression range of the cover main body portion can be restricted when the connecting member is connected to the ball stud portion.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a partial cross-sectional view of the present utility model;
FIG. 4 is a schematic view of portion A of FIG. 3;
FIG. 5 is a cross-sectional view of the dust cap;
the reference numerals in the drawings are:
10. a connecting piece; 100. a joint main body portion; 200. a connector socket portion; 210. a joint groove; 220. a seat groove; 230. a locking part; 300. a ball stud portion; 310. a joint ball portion; 320. a thread; 330. a nut portion; 331. a jack; 332. cutting; 400. a dust cover; 410. a cover main body portion; 420. a corrugated portion; 421. a convex portion; 422. a concave portion; 430. a first flange portion; 431. a protruding guide portion; 440. a first clamping ring portion; 450. a second flange portion; 451. sealing ribs; 452. a seal ring portion; 460. a second clamping ring portion; 500. an internal stop; 510. stop ribs.
Detailed Description
Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.
In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Example 1:
the present embodiment provides a ball head assembly, comprising:
a joint main body portion 100;
a connector socket part 200, wherein a connector groove 210 is formed in the connector socket part 200, a socket groove 220 is formed at the upper end of the connector groove 210, and a locking part 230 is also formed at the upper end of the connector socket part 200;
a ball stud portion 300, the ball stud portion 300 further comprising a joint ball portion 310 rotatably connected to the joint groove 210;
a dust cover 400, the dust cover 400 further including a cover main body portion 410 and formed with a corrugated portion 420, the cover main body portion 410 being disposed around the joint socket portion 200 and the joint ball portion 310;
the surface of the ball stud portion 300 is provided with a thread 320, the ball stud portion 300 further comprises a nut portion 330 matched with the thread 320, a jack 331 is formed on the upper side of the ball stud portion 300, and a cutting 332 is inserted into the jack 331.
In this embodiment, the joint socket part 200 is coupled to the joint body part 100, and a joint groove 210 is formed in the interior of the joint socket part 200, an inwardly recessed socket 220 is formed at the upper end of the joint groove 210, the socket 220 is formed in a ring shape along the circumference of the joint socket part 200, the upper part of the socket 220 is formed with a locking protrusion protruding outwardly, the ball stud part 300 is formed with a joint ball part 310 to be rotatably coupled to the joint groove 210, the joint ball part 310 is in a ball shape rotatable in the joint groove 210, grease is added between the joint groove 210 and the joint ball part 310, a screw thread 320 is formed on the outer surface of the ball stud part 300, thereby tightening a nut part 330, an insertion hole 331 is formed on the upper side of the ball stud part 300, thereby inserting a slip 332, after the ball stud part 300 is inserted into a knuckle arm part (not shown in the drawing) of the coupling 10 as a wheel, the nut portion 330 is screwed onto the screw thread 320 of the ball stud portion 300 and the insert 332 is inserted into the insertion hole 331, so that the nut portion 330 is prevented from being separated from the ball stud portion 300, thereby preventing the ball stud portion 300 from being separated from the coupling 10 such as a knuckle arm portion, the dust cap 400 further includes a cap body portion 410 and is formed with a corrugated portion 420, the cap body portion 410 is disposed around the joint socket portion 200 and the joint ball portion 310, the cap body portion 410 has a shape convexly curved outward, and the corrugated portion 420 is formed so as to be elastically deformable when the ball stud portion 300 is rotated, the dust cap 400 may be made of an elastic material having elasticity such as rubber or synthetic resin, the dust cap 400 may prevent foreign matter from entering into a gap between the joint socket portion 200 and the joint ball portion 310, so that when the ball stud portion 300 is rotated, the bellows part 420 of the dust cap 400 is elastically deformable when the ball stud part 300 is rotated, and prevents one side of the bellows part 420 from contacting the end of the joint socket part 200 and the other side of the bellows part 420 from being smoothly folded, so that damage of the dust cap 400 can be prevented, and in addition, interference of the inner surfaces of the bellows part 420 or the cap body part 410 due to folding of the other side of the bellows part 420 or the cap body part 410 can be prevented, and damage due to friction can be prevented by the bellows part 420.
Example 2:
the present embodiment provides a ball head assembly having the following technical features in addition to the technical scheme including the above embodiment.
Further, the dust cap 400 further includes:
a first flange part 430, the first flange part 430 being formed on a circumference below the cover main body part 410, the first flange part 430 being formed with a protruding guide part 431 protruding toward the cover main body part 410;
a first clamping ring portion 440, the first clamping ring portion 440 being disposed on an outer surface of the first flange portion 430;
a second flange part 450 formed on the circumference above the cover body part 410, the second flange part 450 further having a sealing rib 451 formed at an upper end thereof, and a plurality of sealing ring parts 452 formed at an inner surface of the second flange part 450;
a second clamping ring portion 460, said second clamping ring portion 460 being arranged on an outer surface of the second flange portion 450.
In the present embodiment, the first flange part 430 is formed in a ring shape along the circumference of the cover body part 410 below the cover body part 410, the first flange part 430 is formed with a protrusion guide part 431 protruding toward the outside of the cover body part 410, when the first flange part 430 is installed in the locking part 230 of the socket part 200, the first flange part 430 is restrained by the seating groove 220 so as not to escape from the socket part 200, the outer surface of the first flange part 430 is equipped with a first clamping ring part 440 so that the first flange part 430 is closely contacted with the socket part 200, the second flange part 450 is formed in a ring shape along the circumference of the cover body part 410 above the cover body part 410 and closely contacted with the outer surface of the ball stud part 300, when the connector 10 is inserted into the ball stud part 300, the second flange part 450 is pressed toward the joint ball part 310, the sealing rib 451 is formed at the upper end of the second flange portion 450 to be in close contact with the coupling 10, a plurality of sealing ring portions 452 are formed on the inner surface of the second flange portion 450 to be in close contact with the outer surface of the ball stud portion 300, the plurality of sealing ring portions 452 are formed in a circular shape along the circumference of the second flange portion 450, the outer surface of the second flange portion 450 is equipped with a second clamping ring portion 460 to bring the second flange portion 450 into close contact with the ball stud portion 300, when the second flange portion 450 is moved toward the coupling ball portion 310 by the pressing force of the coupling 10, the cover body portion 410 is compressed in the axial direction of the ball stud portion 300, at this time, the first flange portion 430 is in close contact with the coupling socket portion 200, the sealing rib 451 of the second flange portion 450 is in close contact with the coupling 10, and thus, the upper and lower sides of the dust cover 400 are sealed, to prevent foreign matters from penetrating between the joint socket part 200 and the ball stud part 300.
Example 3:
the present embodiment provides a ball head assembly having the following technical features in addition to the technical scheme including the above embodiment.
Further, the corrugated part 420 includes a convex part 421 and a concave part 422 formed along the circumferential direction of the cover body part 410.
In the present embodiment, the corrugation 420 includes the protrusions 421 and the recesses 422 formed along the circumferential direction of the cap body 410, the protrusions 421 and the recesses 422 are alternately arranged in the axial direction of the cap body 410, and the thickness of the portion where the recesses 422 are formed is thinner than the thickness of the cap body 410, so that both sides of the recesses 422 extend and fold while contracting when the ball stud portion 300 is used for rotation, thereby preventing the dust cap 400 from being damaged.
Example 4:
the present embodiment provides a ball head assembly having the following technical features in addition to the technical scheme including the above embodiment.
Further, the corrugated portion 420 is formed under the cover body portion 410.
In the present embodiment, since the bellows 420 is formed below the cover body 410, the lower side of the cover body 410, in which the deformation of the cover body 410 is maximum, can be smoothly expanded and contracted by rotating the ball stud 300.
Example 5:
the present embodiment provides a ball head assembly having the following technical features in addition to the technical scheme including the above embodiment.
Further, the method further comprises the following steps:
an inner stopper 500, the inner stopper 500 being mounted on an outer surface of the ball stud portion 300, and a stopper rib 510 being formed on an upper side of the inner stopper 500.
In the present embodiment, the inner stopper 500 is mounted on the outer surface of the ball stud portion 300 to limit the lower moving distance of the second flange portion 450, the inner stopper 500 is formed in a circular ring shape to surround the outer surface of the ball stud portion 300, the outwardly protruding stopper rib 510 is formed on the upper side of the inner stopper 500 to grasp the second flange portion 450, the stopper rib 510 is formed in a ring shape along the circumferential direction of the inner stopper 500, and since the inner stopper 500 limits the lower moving distance of the second flange portion 450, the compression range of the cover main body portion 410 can be limited when the connector 10 is connected to the ball stud portion 300.
The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.
Claims (5)
1. A ball head assembly, comprising:
a joint main body (100);
a connector socket part (200), wherein a connector groove (210) is formed in the connector socket part (200), a socket groove (220) is formed at the upper end of the connector groove (210), and a locking part (230) is also formed at the upper end of the connector socket part (200);
a ball stud portion (300), the ball stud portion (300) further comprising a joint ball portion (310) rotatably connected to the joint groove (210);
a dust cover (400), the dust cover (400) further including a cover main body portion (410) and formed with a corrugated portion (420), the cover main body portion (410) being disposed around the joint socket portion (200) and the joint ball portion (310);
wherein, the surface of the ball stud part (300) is provided with a thread (320), the ball stud part (300) further comprises a nut part (330) matched with the thread (320), the upper side of the ball stud part (300) is provided with an inserting hole (331), and the inserting hole (331) is further inserted with an inserting strip (332).
2. The ball head assembly of claim 1, wherein the dust cap (400) further comprises:
a first flange part (430), wherein the first flange part (430) is formed on the circumference below the cover main body part (410), and the first flange part (430) is formed with a protruding guide part (431) protruding toward the cover main body part (410);
a first clamping ring portion (440), the first clamping ring portion (440) being disposed on an outer surface of the first flange portion (430);
a second flange part (450), wherein the second flange part (450) is formed on the circumference above the cover main body part (410), a sealing rib (451) is further formed at the upper end of the second flange part (450), and a plurality of sealing ring parts (452) are further formed on the inner surface of the second flange part (450);
and a second clamping ring portion (460), the second clamping ring portion (460) being disposed on an outer surface of the second flange portion (450).
3. A ball head assembly according to claim 1, wherein the bellows portion (420) includes a convex portion (421) and a concave portion (422) formed along a circumferential direction of the cover main body portion (410).
4. A ball head assembly according to claim 1, wherein the bellows (420) is formed below the cover body (410).
5. A ball head assembly as in claim 1, further comprising:
an inner stopper (500), the inner stopper (500) being mounted on an outer surface of the ball stud portion (300), a stopper rib (510) being further formed on an upper side of the inner stopper (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322020406.3U CN220204368U (en) | 2023-07-28 | 2023-07-28 | Ball head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322020406.3U CN220204368U (en) | 2023-07-28 | 2023-07-28 | Ball head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220204368U true CN220204368U (en) | 2023-12-19 |
Family
ID=89150929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322020406.3U Active CN220204368U (en) | 2023-07-28 | 2023-07-28 | Ball head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220204368U (en) |
-
2023
- 2023-07-28 CN CN202322020406.3U patent/CN220204368U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |