Ball pin

Abstract

The utility model relates to the technical field of automobile part equipment, and discloses a ball pin which comprises a first ball block, a connecting block, a buffering assembly, a stabilizing assembly and the connecting block arranged at the bottom of the first ball block. The buffer assembly is arranged in the connecting block, the buffer assembly comprises a moving part, the moving part is arranged in the connecting block, a damping part is arranged at the bottom of the connecting block, and a protection part is arranged at the top of the first ball head block; the problems that when part of existing ball pins swing and rotate, ball heads, pin rods and ball seats make contact friction, abrasion is prone to occurring, loosening is prone to occurring for a long time, the service life is affected, potential safety hazards exist in the automobile running process, meanwhile, when the ball pins swing, gaps are prone to occurring between the pin rods and dust covers, and the service life is affected are solved. And the dustproof effect is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts equipment, in particular to a ball stud. Background Art

[0002] The main function of the ball pin is to realize the up and down bouncing and steering movement of the wheel. It is widely used in independent suspension systems. The control arm or thrust rod is often connected to the gas component through the ball pin at the end. It is an important component to complete the driving and steering functions of the car.

[0003] When some existing ball studs swing and rotate, the ball head, the pin rod and the ball seat are in contact and friction, which is easy to wear and cause looseness over a long period of time, affecting the service life and posing a safety hazard when the car is driving. At the same time, when the ball stud swings, a gap is likely to appear between the pin rod and the dust cover, affecting the dustproof effect. Utility Model Content

[0004] The purpose of the utility model is to provide a ball stud to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ball head pin, comprising a first ball head block, a connecting block, a buffer assembly and a stabilizing assembly, the connecting block being arranged at the bottom of the first ball head block; a buffer assembly being arranged inside the connecting block, the buffer assembly comprising a moving part, the moving part being arranged inside the connecting block, a shock absorbing part being arranged at the bottom of the connecting block, a protective part being arranged at the top of the first ball head block; and a stabilizing assembly being arranged at the top of the first ball head block.

[0006] Preferably, the moving part comprises a limiting groove which is opened inside the connecting block and provides a moving space, and a ball is slidably connected inside the limiting groove.

[0007] Preferably, the shock absorbing component comprises a spring welded to the bottom of the connecting block to play a shock absorbing and buffering role, and a second ball head block is welded to one end of the spring.

[0008] Preferably, the protective member comprises a connecting column fixedly connected to the top of the first ball head block, and a protective sleeve is arranged on the outer side of the connecting column.

[0009] Preferably, the connecting column includes a raised ring fixedly connected to the outer side thereof, a first pin is fixedly connected to the top of the raised ring, a second pin is fixedly connected to the top of the first pin, and a through hole is opened inside the second pin.

[0010] Preferably, the stabilizing component includes a positioning member arranged on the outside of the first pin rod, and a connecting member is arranged on the inside of the positioning member.

[0011] Preferably, the positioning member comprises a positioning ring arranged outside the first pin rod, and a threaded sleeve is fixedly connected to the top of the positioning ring.

[0012] Preferably, the connecting piece comprises a sealing block arranged on the inner side of the threaded sleeve, the top of the sealing block is fixedly connected with the connecting sleeve, and the inner side of the connecting sleeve is threadedly connected with the outer side of the threaded sleeve.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model effectively reduces the friction between the first ball head block, the second ball head block and the inner side of the ball seat through the limiting groove and the ball, thereby ensuring the smoothness of movement while reducing wear, and effectively reduces the vibration caused by the movement of the first ball head block and the second ball head block in the ball seat through the spring, thereby playing a buffering and shock absorbing effect. Under the action of the protective sleeve, the connection column is prevented from contacting and wearing with other parts when the swing is large, thereby effectively extending the service life. The sealing block is placed on the inner side of the threaded sleeve, and the connecting sleeve is rotated to fix the connecting sleeve and the threaded sleeve, so as to fill the gap between the first pin rod and the dust cover, effectively preventing dust from entering due to the gap caused by the swing, and effectively improving the dustproof sealing and stability effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A structural schematic diagram of a preferred embodiment of the ball stud provided by the utility model;

[0016] Figure 2 A schematic diagram of the structure of the limit groove and the spring provided by the utility model;

[0017] Figure 3 A schematic diagram of the structure of the protective sleeve and the raised ring provided by the utility model;

[0018] Figure 4 This is a schematic structural diagram of the stabilizing component provided by the utility model.

[0019] In the figure: 1. first ball head block; 2. connecting block; 3. buffer assembly; 31. moving part; 311. limiting groove; 312. ball; 32. shock absorbing part; 321. spring; 322. second ball head block; 33. protective part; 331. connecting column; 332. protective cover; 4. stabilizing assembly; 41. positioning part; 411. positioning ring; 412. threaded sleeve; 42. connecting part; 421. sealing block; 422. connecting sleeve; 5. raised ring; 6. first pin rod; 7. second pin rod; 8. through hole. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 As shown, a ball stud comprises a first ball stud block 1, a connecting block 2, a buffer assembly 3 and a stabilizing assembly 4, wherein the connecting block 2 is arranged at the bottom of the first ball stud block 1;

[0022] refer to Figure 1 , Figure 2 and Figure 3 As shown, a buffer assembly 3 is arranged inside the connecting block 2, and the buffer assembly 3 includes a moving part 31, and the moving part 31 is arranged inside the connecting block 2. A shock absorbing part 32 is arranged at the bottom of the connecting block 2, and a protective part 33 is arranged at the top of the first ball head block 1.

[0023] The moving part 31 includes a limiting groove 311 which is opened inside the connecting block 2 and provides a moving space. A ball 312 is slidably connected inside the limiting groove 311 .

[0024] The shock absorbing member 32 comprises a spring 321 welded to the bottom of the connecting block 2 to play a shock absorbing and buffering role, and a second ball head block 322 is welded to one end of the spring 321 .

[0025] The protective member 33 includes a connecting column 331 fixedly connected to the top of the first ball head block 1 , and a protective cover 332 is arranged on the outer side of the connecting column 331 .

[0026] The ball 312 is limited by the limiting groove 311, and the first ball head block 1 and the second ball head block 322 are connected by the connecting block 2 and the spring 321. When the first ball head block 1 and the second ball head block 322 move in the ball seat, the ball 312 contacts the inner side of the ball seat and rolls in the limiting groove 311, so that the movement of the first ball head block 1 and the second ball head block 322 is smoother, and the friction with the ball seat is reduced to a certain extent. Under the action of the spring 321, the vibration generated during movement is effectively reduced, and the wear is alleviated. Under the action of the protective cover 332, the connecting column 331 is protected, which effectively prevents the wear caused by contact with other parts during swinging, and effectively extends the service life.

[0027] refer to Figure 3 and Figure 4 As shown, a stabilizing component 4 is arranged on the top of the first ball head block 1.

[0028] The connecting column 331 includes a raised ring 5 fixedly connected to the outer side thereof, a first pin 6 is fixedly connected to the top of the raised ring 5, a second pin 7 is fixedly connected to the top of the first pin 6, and a through hole 8 is opened inside the second pin 7.

[0029] The stabilizing assembly 4 includes a positioning member 41 disposed on the outer side of the first pin rod 6 , and a connecting member 42 is disposed on the inner side of the positioning member 41 .

[0030] The positioning member 41 includes a positioning ring 411 disposed outside the first pin rod 6 , and a threaded sleeve 412 is fixedly connected to the top of the positioning ring 411 .

[0031] The connecting member 42 includes a sealing block 421 disposed inside the threaded sleeve 412 . The top of the sealing block 421 is fixedly connected with a connecting sleeve 422 . The inner side of the connecting sleeve 422 is threadedly connected to the outer side of the threaded sleeve 412 .

[0032] Under the action of the raised ring 5, it is convenient to process and position the first pin rod 6 and the second pin rod 7, and at the same time effectively prevent the dust cover from falling off to the connecting column 331. Under the action of the positioning ring 411, the threaded sleeve 412 is fixed and inserted into the outside of the first pin rod 6. The sealing block 421 and the connecting sleeve 422 are inserted into the outside of the first pin rod 6, and the sealing block 421 is controlled to enter the inside of the threaded sleeve 412. The connecting sleeve 422 is rotated so that the connecting sleeve 422 is fixed to the threaded sleeve 412, and the gap between the first pin rod 6 and the dust cover is filled, thereby improving the stability of the dust cover, effectively improving the sealing effect, and preventing dust from entering. The second pin rod 7 and the through hole 8 are convenient for assembly and use with other components.

[0033] Working principle: When in use, when the first ball head block 1 and the second ball head block 322 move in the ball seat, the ball 312 contacts the inner side of the ball seat and rolls under the limit of the limit groove 311, effectively reducing the friction caused by the contact, while not affecting the normal operation of the first ball head block 1 and the second ball head block 322, improving the smoothness of the movement, and under the action of the spring 321, the vibration generated by the movement is buffered, effectively reducing the looseness between the first ball head block 1, the second ball head block 322 and the ball seat caused by vibration and wear, and under the action of the protective cover 332, the connecting column 331 is tightened. The first pin 6 is provided with a plurality of connecting sleeves 422, and the connecting sleeves 422 are provided with a plurality of connecting sleeves 412. The connecting sleeves 422 are provided with a plurality of connecting sleeves 413, 414 and 415. The connecting sleeves 422 are provided with a plurality of connecting sleeves 414, 415 and 416. The connecting sleeves 422 are provided with a plurality of connecting sleeves 412, 416 and 417. The connecting sleeves 422 are provided with a plurality of connecting sleeves 413, 414 and 416. The connecting sleeves 422 are provided with a plurality of connecting sleeves 414, 414 and 416. The connecting sleeves 422 are provided with a plurality of connecting sleeves 412, 414 and 416. The connecting sleeves 422 are provided with a plurality of connecting sleeves 412, 414 and 416.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ball stud, comprising a first ball stud block (1), characterized in that: Also includes: A connecting block (2) arranged at the bottom of the first ball head block (1); a buffer assembly (3) arranged inside the connection block (2), the buffer assembly (3) comprising a moving part (31), the moving part (31) being arranged inside the connection block (2), a shock absorbing part (32) being arranged at the bottom of the connection block (2), and a protective part (33) being arranged at the top of the first ball head block (1); A stabilizing component (4) is arranged on the top of the first ball head block (1).

2. A ball stud according to claim 1, characterized in that: The moving part (31) comprises a limiting groove (311) provided inside the connecting block (2) to provide a moving space, and a ball (312) is slidably connected inside the limiting groove (311).

3. A ball stud according to claim 1, characterized in that: The shock absorbing member (32) comprises a spring (321) welded to the bottom of the connecting block (2) to play a shock absorbing and buffering role, and a second ball head block (322) is welded to one end of the spring (321).

4. A ball stud according to claim 1, characterized in that: The protective member (33) comprises a connecting column (331) fixedly connected to the top of the first ball head block (1), and a protective sleeve (332) is arranged on the outer side of the connecting column (331).

5. A ball stud according to claim 4, characterized in that: The connecting column (331) comprises a raised ring (5) fixedly connected to its outer side, the top of the raised ring (5) is fixedly connected to a first pin rod (6), the top of the first pin rod (6) is fixedly connected to a second pin rod (7), and a through hole (8) is provided inside the second pin rod (7).

6. A ball stud according to claim 1, characterized in that: The stabilizing component (4) comprises a positioning member (41) arranged on the outside of the first pin rod (6), and a connecting member (42) is arranged on the inside of the positioning member (41).

7. A ball stud according to claim 6, characterized in that: The positioning member (41) comprises a positioning ring (411) arranged outside the first pin rod (6), and a threaded sleeve (412) is fixedly connected to the top of the positioning ring (411).

8. The ball stud according to claim 6, characterized in that: The connecting piece (42) comprises a sealing block (421) arranged on the inner side of the threaded sleeve (412); the top of the sealing block (421) is fixedly connected to the connecting sleeve (422); the inner side of the connecting sleeve (422) is threadedly connected to the outer side of the threaded sleeve (412).

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