CN213176457U - Telescopic connecting rod ball round pin - Google Patents
Telescopic connecting rod ball round pin Download PDFInfo
- Publication number
- CN213176457U CN213176457U CN202021346086.0U CN202021346086U CN213176457U CN 213176457 U CN213176457 U CN 213176457U CN 202021346086 U CN202021346086 U CN 202021346086U CN 213176457 U CN213176457 U CN 213176457U
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- China
- Prior art keywords
- fastening
- pin body
- plate
- connecting rod
- pin
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Abstract
A telescopic connecting rod ball pin comprises a ball head and a lower pin body arranged at the upper end of the ball head, wherein an upper pin body attached to the upper end surface of the lower pin body is arranged above the lower pin body; the center of the lower end face of the upper pin body is provided with a telescopic hole; the center of the upper end surface of the lower pin body is provided with a telescopic column matched with the telescopic hole; the outer wall of the lower end of the upper pin body is provided with an upper fastening plate; the outer wall of the upper part of the lower pin body is provided with a lower fastening plate; a fastening space is formed between the upper fastening plate and the lower fastening plate; the lower surface of the upper fastening plate is provided with a plurality of fastening screws which are uniformly distributed in the circumferential direction; the lower fastening plate is provided with a plurality of lifting holes coaxial with the fastening screws. The utility model discloses a telescopic connecting rod ball round pin can change self length through flexible mode, can not receive the restriction of self length, can adapt to the connection work between two different parts, and can do benefit to going on of change work when connecting rod ball round pin damages.
Description
Technical Field
The utility model relates to a connecting rod ball round pin, especially a telescopic connecting rod ball round pin.
Background
Connecting rod ball round pin is often applied to among the independent suspension system of car, connecting rod ball round pin can play the effect of connecting two parts, for example control arm or distance rod can be connected with other parts through connecting rod ball round pin, finally realize the up-and-down run-out and the steering motion of auto wheel, when two independent parts are connected through connecting rod ball round pin, one of them part is direct to be connected with the shank tip of connecting rod ball round pin, another part is then connected on the tip with the bulb assorted connecting piece of ball round pin, be equipped with the mounting groove on the connecting piece, install the ball seat in the mounting groove, the ball seat overlaps outside the bulb of ball round pin, and the shank of ball round pin is then worn out outside the mounting groove, when connecting rod ball round pin operation, the bulb of ball round pin then can rotate along the orbit of ball seat inner wall, thereby realize the universal rotation of.
However, in the actual use process, the interval between two different parts is different, therefore, when being used for connecting two different parts, the requirement on the length of the pin body of the connecting rod ball pin is also different, and the pin body and the ball head of the traditional connecting rod ball pin are integrally formed, therefore, the length of the pin body is fixed and unchangeable, if the pin body with other length is needed, the connecting rod ball pin with other types needs to be replaced, therefore, once the connecting rod ball pin is damaged, only the connecting rod ball pin with the same type can be replaced, serious limitation is realized, if the connecting rod ball pin can not be found at one time, the replacement work can not be continued, the connecting rod ball pin is always in a damaged state, and serious potential safety hazards exist.
Disclosure of Invention
The utility model aims to solve the current technical problem and provide a telescopic connecting rod ball round pin, it can change self length through flexible mode, can not receive the restriction of self length, can adapt to the connection work between two different parts, and can do benefit to going on of change work when the connecting rod ball round pin damages.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model discloses a telescopic connecting rod ball round pin, including the bulb, locate the lower round pin body of bulb upper end, its characterized in that: an upper pin body which is attached to the upper end face of the lower pin body is arranged above the lower pin body; the center of the lower end face of the upper pin body is provided with a telescopic hole; the center of the upper end surface of the lower pin body is provided with a telescopic column matched with the telescopic hole; the outer wall of the lower end of the upper pin body is provided with an upper fastening plate; the outer wall of the upper part of the lower pin body is provided with a lower fastening plate; a fastening space is formed between the upper fastening plate and the lower fastening plate; the lower surface of the upper fastening plate is provided with a plurality of fastening screws which are uniformly distributed in the circumferential direction; the lower fastening plate is provided with a plurality of lifting holes coaxial with the fastening screws; the fastening screw is in threaded connection with an upper fastening sleeve which is attached to the upper surface of the lower fastening plate; the fastening screw is in threaded connection with a lower fastening sleeve attached to the lower surface of the lower fastening plate; the lower part of the lower pin body is provided with an annular sliding chute; the upper end surface of the ball head is provided with a balancing device matched with the fastening screw rod; the balance device comprises a balance plate matched with the sliding chute, and the balance plate can move up and down along the track of the sliding chute; the lower end face of the fastening screw is attached to the upper surface of the balance plate.
The balance device comprises a spring arranged between the lower surface of the balance plate and the upper end surface of the ball head, and the spring is sleeved outside the lower pin body; the spring is in a compressed state.
The lower surface of the balance plate is provided with a limiting pipe; the upper end surface of the ball head is provided with a limiting groove corresponding to the position of the limiting pipe, and the limiting groove is annular; the upper end of the spring is embedded in the limiting pipe, and the lower end of the spring is embedded in the limiting groove.
The balance plate is annular, the inner wall of the balance plate is provided with a plurality of anti-roll grooves which are uniformly distributed in the circumferential direction, and the anti-roll grooves are spherical; the anti-side-tipping groove is internally provided with an anti-side-tipping ball matched with the anti-side-tipping groove, and one end of the anti-side-tipping ball protrudes out of the anti-side-tipping groove and is contacted with the groove wall of the sliding groove.
An upper pressure plate which is attached to the upper surface of the lower fastening plate extends outwards from the edge of the lower end of the upper fastening sleeve; and a lower pressing plate which is attached to the lower surface of the lower fastening plate extends outwards from the edge of the upper end of the lower fastening sleeve.
The utility model has the advantages that:
compared with the prior art, the telescopic connecting rod ball pin adopting the structure of the utility model only needs to rotate the lower fastening sleeve to move down, the fastening screw can automatically drive the upper pin body to move up under the elastic force of the spring of the balancing device, at the moment, the upper pin body and the lower pin body are connected through the telescopic column and the fastening screw, the actual length of the connecting rod ball pin body is made up of the length of the part of the telescopic column exposed outside the telescopic hole, the length of the upper pin body and the length of the lower pin body, thereby realizing the effect of prolonging the connecting rod ball pin body, under the condition that the pin body length of the connecting rod ball pin can be changed, the connecting rod ball pin cannot be limited by the type of the damaged connecting rod ball pin once being damaged, only the pin body length of the connecting rod ball pin needs to be adjusted to be actually required, the replacement work can be carried out, the condition that the replacement work is difficult to carry out because the connecting rod ball pin with proper type cannot be found, the adaptability is high, and can guarantee through balancing unit that each fastening screw removes the stroke unanimity, effectively avoids the condition of connecting rod ball round pin shank completion length adjustment back upper pin body and lower round pin body disalignment.
Drawings
FIG. 1 is a schematic structural view of a telescopic connecting rod ball pin of the present invention;
fig. 2 is a partial schematic structural view of the telescopic connecting rod ball pin of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and detailed description:
referring to fig. 1 and 2, the present invention provides a telescopic connecting rod ball pin, which includes a ball head 1 and a lower pin body 2 disposed at the upper end of the ball head 1, wherein an upper pin body 3 attached to the upper end surface of the lower pin body 2 is disposed above the lower pin body 2; the center of the lower end face of the upper pin body 3 is provided with a telescopic hole 4; the center of the upper end face of the lower pin body 2 is provided with a telescopic column 5 matched with the telescopic hole 4; the outer wall of the lower end of the upper pin body 3 is provided with an upper fastening plate 6; the outer wall of the upper part of the lower pin body 2 is provided with a lower fastening plate 7; a fastening space 8 is arranged between the upper fastening plate 6 and the lower fastening plate 7; the lower surface of the upper fastening plate 6 is provided with a plurality of fastening screws 9 which are uniformly distributed in the circumferential direction; the lower fastening plate 7 is provided with a plurality of lifting holes 10 which are coaxial with the fastening screws 9; the fastening screw 9 is in threaded connection with an upper fastening sleeve 11 which is attached to the upper surface of the lower fastening plate 7; the fastening screw 9 is in threaded connection with a lower fastening sleeve 12 which is attached to the lower surface of the lower fastening plate 7; the lower part of the lower pin body 2 is provided with an annular sliding chute 13; the upper end surface of the ball head 1 is provided with a balancing device matched with the fastening screw rod 9; the balancing device comprises a balancing plate 14 matched with the sliding chute 13, and the balancing plate 14 can move up and down along the track of the sliding chute 13; the lower end surface of the fastening screw 9 is attached to the upper surface of the balance plate 14.
The balance device comprises a spring 15 arranged between the lower surface of the balance plate 14 and the upper end surface of the ball head 1, and the spring 15 is sleeved outside the lower pin body 2; the spring 15 is in a compressed state.
The lower surface of the balance plate 14 is provided with a limiting pipe 16; the upper end surface of the ball head 1 is provided with a limit groove 17 corresponding to the position of the limit pipe 16, and the limit groove 17 is annular; the upper end of the spring 15 is embedded in the limiting pipe 16, and the lower end of the spring 15 is embedded in the limiting groove 17.
The balance plate 14 is annular, a plurality of anti-roll grooves 18 which are uniformly distributed in the circumference are formed in the inner wall of the balance plate 14, and the anti-roll grooves 18 are spherical; an anti-roll ball 19 matched with the anti-roll groove 18 is arranged in the anti-roll groove 18, and one end of the anti-roll ball 19 protrudes out of the anti-roll groove 18 and is contacted with the groove wall of the sliding groove 13.
An upper pressure plate 20 which is attached to the upper surface of the lower fastening plate 7 extends outwards from the edge of the lower end of the upper fastening sleeve 11; and a lower pressing plate 21 which is attached to the lower surface of the lower fastening plate 7 extends outwards from the edge of the upper end of the lower fastening sleeve 12.
The utility model discloses a use method as follows:
when the length of the pin body of the connecting rod ball pin needs to be adjusted, the lower fastening sleeve 12 can be rotated to enable the lower fastening sleeve 12 to move downwards, after the lower fastening sleeve 12 moves downwards, a space can be formed between the upper end surface of the lower fastening sleeve 12 and the lower surface of the lower fastening plate 7, the lower fastening sleeve 12 can not limit the fastening screw 9 to move upwards through the lower fastening sleeve 12, the elastic force of the compressed spring 15 can automatically push the fastening screw 9 upwards through the balance plate 14, the fastening screw 9 can automatically move upwards along the track of the lifting hole 10, the distance of the upwards moving stroke is consistent with the distance of the downwards moving stroke of the lower fastening sleeve 12, the lower end surface of the lower fastening sleeve 12 is attached to the lower surface of the lower fastening plate 7 again, the upper fastening sleeve 11 is upwards far away from the upper surface of the lower fastening plate 7, at the moment, only the upper fastening sleeve 11 needs to be rotated to enable the upper fastening sleeve 11 to move downwards and to be tightly pressed on the upper surface of the lower fastening plate 7 again, and when the upper fastening sleeve 11 and, When on the lower surface, fastening screw 9 obtains fixedly with between the lower mounting plate 7 to make and go up mounting plate 6 and can obtain fixedly through fastening screw 9 with lower mounting plate 7, finally realize going up the pin body 3 and fixed between the lower pin body 2, guarantee the steadiness after the length adjustment is accomplished to the pin body of connecting rod ball round pin.
When the fastening screw 9 moves upwards, the fastening screw 9 can upwards push the upper pin body 3 through the upper fastening plate 6, at the moment, the telescopic column 5 at the center of the upper end face of the lower pin body 2 moves out of the telescopic hole 4 at the center of the lower end face of the upper pin body 3, the moved telescopic column 5 can play a role in prolonging the length of the connecting rod ball pin body, the actual length of the connecting rod ball pin body is enabled to be the length of the part, exposed outside the telescopic hole 4, of the telescopic column 5, the length of the upper pin body 3 and the length of the lower pin body 2, in the process that the telescopic column 5 moves out of the telescopic hole 4, the fastening screw 9 gradually moves upwards and is distributed around the telescopic column 5, the pressure can be effectively borne by the telescopic column 5, the strength of the connecting rod ball pin body after the length adjustment is effectively guaranteed, and the situation of fracture caused by insufficient strength is avoided.
After the fastening screws 9 are pushed by the balance plate 14 to move, a worker can clearly observe whether the lower end surface of each fastening screw 9 is attached to the upper surface of the balance plate 14 through an eye observation mode, and if the worker finds that the lower end surface of which fastening screw 9 is not attached to the upper surface of the balance plate 14, the lower fastening sleeve 12 can be finely adjusted to enable the fastening screw 9 to move again and finally be attached to the upper surface of the balance plate 14, so that the movement stroke of each fastening screw 9 is consistent, and the upper pin body 3 and the lower pin body 2 are always coaxial.
In conclusion, the utility model only needs to rotate the lower fastening sleeve 12 to move it downwards, the fastening screw 9 will automatically drive the upper pin 3 to move upwards under the elastic force of the spring 15 of the balancing device, at this time, the upper pin 3 and the lower pin 2 will be connected through the telescopic column 5 and the fastening screw 9, so that the actual length of the connecting rod ball pin body is composed of the length of the part of the telescopic column 5 exposed outside the telescopic hole 4, the length of the upper pin 3 and the length of the lower pin 2, thereby realizing the effect of extending the connecting rod ball pin body, under the condition that the length of the connecting rod ball pin body can be changed, the connecting rod ball pin will not be limited by the type of the connecting rod ball pin once damaged, only needs to adjust the length of the connecting rod ball pin body to the actual requirement, the replacement work can be carried out, effectively avoiding the situation that the replacement work is difficult to be carried out due to the incapability of searching for the connecting rod ball pin with the proper type, the adaptability is high, and can guarantee through balancing unit that each fastening screw 9 removes the stroke unanimity, effectively avoid connecting rod ball round pin shank to accomplish the condition of the last shank 3 of length adjustment back and lower shank 2 disalignment.
The lower surface of the balance plate 14 is provided with a limiting pipe 16, the upper end surface of the ball head 1 is provided with a limiting groove 17 corresponding to the position of the limiting pipe 16, and the limiting groove 17 is annular; spring 15 upper end inlays in spacing pipe 16, and spring 15 lower extreme inlays in spacing groove 17, and the stability when spacing pipe 16 and spacing groove 17 exist and can guarantee that spring 15 is compressed or opens effectively avoids the spring 15 lateral bend to lead to the uneven condition of elasticity.
The balance plate 14 is annular, the inner wall of the balance plate 14 is provided with a plurality of anti-roll grooves 18 which are uniformly distributed in the circumferential direction, the anti-roll grooves 18 are spherical, anti-roll balls 19 which are matched with the anti-roll grooves are arranged in the anti-roll grooves 18, one ends of the anti-roll balls 19 protrude out of the anti-roll grooves 18 and are in contact with the wall of the chute 13, the anti-roll balls 19 can effectively avoid the roll condition of the balance plate 14, the upper surface of the balance plate 14 is ensured to be always kept in a planar state, and therefore it is ensured that each fastening screw 9 can detect whether the moving strokes are consistent through the balance plate 14.
Go up the fastening cover 11 lower extreme border and outwards extend the top board 20 of laminating mutually with lower mounting plate 7 upper surface, the bottom board 21 of laminating mutually with lower mounting plate 7 lower surface is outwards extended to lower fastening cover 12 upper end border, the area of contact between fastening cover 11 and the lower mounting plate 7 upper surface can effectively be increased in the existence of top board 20, the area of contact between fastening cover 12 and the lower mounting plate 7 lower surface can effectively be increased in the existence of bottom board 21, effectively improve the fastening effect of top board 20 and bottom board 21.
Claims (5)
1. The utility model provides a telescopic connecting rod ball round pin, includes the bulb, locates the lower shank of bulb upper end, its characterized in that: an upper pin body which is attached to the upper end face of the lower pin body is arranged above the lower pin body; the center of the lower end face of the upper pin body is provided with a telescopic hole; the center of the upper end surface of the lower pin body is provided with a telescopic column matched with the telescopic hole; the outer wall of the lower end of the upper pin body is provided with an upper fastening plate; the outer wall of the upper part of the lower pin body is provided with a lower fastening plate; a fastening space is formed between the upper fastening plate and the lower fastening plate; the lower surface of the upper fastening plate is provided with a plurality of fastening screws which are uniformly distributed in the circumferential direction; the lower fastening plate is provided with a plurality of lifting holes coaxial with the fastening screws; the fastening screw is in threaded connection with an upper fastening sleeve which is attached to the upper surface of the lower fastening plate; the fastening screw is in threaded connection with a lower fastening sleeve attached to the lower surface of the lower fastening plate; the lower part of the lower pin body is provided with an annular sliding chute; the upper end surface of the ball head is provided with a balancing device matched with the fastening screw rod; the balance device comprises a balance plate matched with the sliding chute, and the balance plate can move up and down along the track of the sliding chute; the lower end face of the fastening screw is attached to the upper surface of the balance plate.
2. A telescoping connecting rod ball pin as in claim 1, wherein: the balance device comprises a spring arranged between the lower surface of the balance plate and the upper end surface of the ball head, and the spring is sleeved outside the lower pin body; the spring is in a compressed state.
3. A telescoping connecting rod ball pin as in claim 2, wherein: the lower surface of the balance plate is provided with a limiting pipe; the upper end surface of the ball head is provided with a limiting groove corresponding to the position of the limiting pipe, and the limiting groove is annular; the upper end of the spring is embedded in the limiting pipe, and the lower end of the spring is embedded in the limiting groove.
4. A telescoping connecting rod ball pin as in claim 1, wherein: the balance plate is annular, the inner wall of the balance plate is provided with a plurality of anti-roll grooves which are uniformly distributed in the circumferential direction, and the anti-roll grooves are spherical; the anti-side-tipping groove is internally provided with an anti-side-tipping ball matched with the anti-side-tipping groove, and one end of the anti-side-tipping ball protrudes out of the anti-side-tipping groove and is contacted with the groove wall of the sliding groove.
5. A telescoping connecting rod ball pin as in claim 1, wherein: an upper pressure plate which is attached to the upper surface of the lower fastening plate extends outwards from the edge of the lower end of the upper fastening sleeve; and a lower pressing plate which is attached to the lower surface of the lower fastening plate extends outwards from the edge of the upper end of the lower fastening sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346086.0U CN213176457U (en) | 2020-07-09 | 2020-07-09 | Telescopic connecting rod ball round pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346086.0U CN213176457U (en) | 2020-07-09 | 2020-07-09 | Telescopic connecting rod ball round pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213176457U true CN213176457U (en) | 2021-05-11 |
Family
ID=75792121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021346086.0U Expired - Fee Related CN213176457U (en) | 2020-07-09 | 2020-07-09 | Telescopic connecting rod ball round pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213176457U (en) |
-
2020
- 2020-07-09 CN CN202021346086.0U patent/CN213176457U/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 |
Granted publication date: 20210511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |