CN213088453U - Anti-loose bolt for automobile power steering gear - Google Patents
Anti-loose bolt for automobile power steering gear Download PDFInfo
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- CN213088453U CN213088453U CN202021788417.6U CN202021788417U CN213088453U CN 213088453 U CN213088453 U CN 213088453U CN 202021788417 U CN202021788417 U CN 202021788417U CN 213088453 U CN213088453 U CN 213088453U
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- fixed sleeve
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- fastener
- power steering
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Abstract
The utility model discloses a check bolt for an automobile power steering device, which belongs to the technical field of check bolt equipment and comprises a fastener, wherein the upper end of the fastener is provided with a fixed sleeve groove, the upper end of the fixed sleeve groove is provided with a stop ring groove, a stop ring is arranged in the stop ring groove, the fixed sleeve groove is connected with a fixed sleeve, the fixed sleeve is connected with a convex slide block, the fixed sleeve is connected with a first anti-rotation tooth, the fastener is internally provided with a threaded hole, the threaded hole is connected with a bolt body, the upper end of the bolt body is connected with a bolt head, the upper end of the outer wall of the bolt head is provided with a buckle groove, the upper end of the bolt head is provided with a hexagonal hole, the outer wall of the bolt head is provided with a second anti-rotation tooth, the second anti-rotation tooth is meshed with the first anti-rotation tooth, the meshing can ensure, the waterproof pad of bolt cap lower extreme prevents that rainwater rust bolt body and lead to its not hard up or fracture.
Description
Technical Field
The utility model belongs to the technical field of the check bolt equipment, concretely relates to a check bolt for automobile power steering ware.
Background
The bolt is a mechanical part and is matched with a cylindrical threaded fastener of a nut. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut or a threaded fastener and is used for fastening and connecting two parts with through holes, the connection form is called bolt connection, and the bolt connection belongs to detachable connection.
The steering power steering gear is used as a power source for steering of an automobile, is a heart part of a steering system, and is connected with each other through bolts, but in the working process, due to the influences of vibration, impact, working condition conversion and the like, the problems of looseness, falling, reduction of fastening force and the like always occur, and the potential safety hazard of driving can be caused to cause personal and property loss. Based on this, those skilled in the art have provided a check bolt for an automotive power steering gear to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a check bolt for automobile power steering ware solves because the influence such as vibration, impact, operating mode change, always can appear not hard up, drop and fastening force decline scheduling problem, probably causes the problem that huge driving safety hidden danger leads to the loss of personal and property.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a check bolt for an automobile power steering gear comprises a fastener, wherein a fixed sleeve groove is formed in the upper end of the fastener, a blocking ring groove is formed in the position, close to the upper end, of the fixed sleeve groove, a blocking ring is arranged in the blocking ring groove, a fixed sleeve is connected in the fixed sleeve groove in a vertical sliding mode, convex slide blocks are uniformly and fixedly connected to the periphery of the lower end of the outer wall of the fixed sleeve, first anti-rotation teeth are uniformly and fixedly connected to the periphery of the upper end of the inner wall of the fixed sleeve, a threaded hole is formed in the fastener, a bolt body is connected into the threaded hole, a bolt head is fixedly connected to the upper end of the bolt body, a buckle groove is uniformly formed in the upper end of the outer wall of the bolt head, a hexagonal hole is formed in the upper end of the bolt head, second anti-rotation teeth are uniformly arranged at the lower end of, the protruding slider of fixed cover guarantees that fixed cover can not take place relative rotation at fixed cover groove in fixed cover groove, keeps off the ring and can guarantee that fixed cover can not slide and withdraw from in keeping off the annular, and rotatory tooth is prevented to the second and first rotation prevention tooth interlock, and its interlock can guarantee that the bolt body is gone at the automobile and is shaken and can not become flexible, and the waterproof pad of bolt cap lower extreme can prevent that the rainwater from getting into in whole device, prevents that the rainwater from corroding the bolt body and leading to its not hard up or fracture.
As the utility model discloses further scheme: the bolt head overcoat has the bolt cap, the buckle has evenly been seted up all around to bolt cap inner wall lower extreme, be provided with waterproof pad between the lower extreme of bolt cap and the upper end contact of fastener, the bolt cap can prevent that the rainwater from getting into the inside of bolt body, and waterproof pad increases its sealed effect, prevents rainwater corrosion bolt body.
As the utility model discloses further scheme again: the stop ring is a thin cylindrical sheet but is not sealed, the stop ring is provided with a through hole for the sealing position, the non-sealing can ensure that the stop ring is convenient to mount and dismount, and the through hole is a stress hole of a use tool.
As the utility model discloses further scheme again: first anti-rotation tooth and second anti-rotation tooth are right triangle tooth, and its two right triangle tooth opposite directions, and right angle and hypotenuse exist in the right triangle tooth, and the right angle can support each other, and the hypotenuse can guarantee that the bolt body can the relative slip in the screw hole of screwing.
As the utility model discloses further scheme again: the inner ring of the fixed sleeve groove is a cylindrical groove, the outer ring is a convex slider groove which is uniformly formed, and the convex slider groove is matched with the convex slider to ensure that the fixed sleeve cannot rotate in the fixed sleeve groove.
As the utility model discloses further scheme again: the waterproof pad has two and fixed connection at the lower terminal surface of bolt cap at least, and waterproof pad loses when fixed connection can prevent device dismantlement and installation, and a plurality of waterproof pads can improve sealed effect.
Compared with the prior art, the utility model has the advantages that:
1. in the utility model, the convex slider at the lower end of the outer wall of the fixed sleeve is aligned with the outer ring groove of the fixed sleeve groove, the fixed sleeve slides into the fixed sleeve groove arranged at the upper end of the fastener, the convex slider can ensure that the fixed sleeve can not relatively rotate in the fixed sleeve groove, the tip of the tip pliers of the reuse tool is aligned with the through hole at the tail end of the baffle ring to be pinched, at the moment, the diameter of the baffle ring is reduced, the baffle ring is placed into the fixed sleeve groove to be close to the baffle ring groove at the upper end, the baffle ring can prevent the fixed sleeve from relatively sliding and sliding out in the fixed sleeve groove, then, the hexagonal hole at the upper end of the bolt head is aligned with the hexagonal wrench to rotate to drive the bolt body to be screwed into the threaded hole and screwed, the upper end of the inner wall of the fixed sleeve groove is provided with the first anti-rotation teeth, the upper end of the outer wall of the bolt head is simultaneously provided, the bolt body can rotate, and back in the screw hole is screwed into to the bolt body, and first anti-rotation tooth supports each other with the anti-rotation tooth right-angle face of second, and the bolt body can not lead to the spiral not hard up because of vibrations at the car in-process of traveling, guarantees that auto power steering ware can not break down and lead to personnel in the car be injured.
2. The utility model discloses in, through the buckle groove with the buckle bolt head outer wall of bolt cap inner wall, with bolt cap chucking bolt head, during the waterproof pad of bolt cap lower extreme can guarantee that the rainwater can not get into the bolt body, bolt cap and waterproof pad can guarantee that bolt body and screw hole do not receive the rainwater corrosion, guarantee the stability of its material.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the structure of the present invention;
fig. 3 is a schematic structural view of the middle fixing sleeve and the fixing sleeve groove of the present invention;
fig. 4 is a schematic structural view of the middle bolt head of the present invention.
In the figure: 1. a fastener; 2. a fixed sleeve groove; 3. a threaded hole; 4. a ring blocking groove; 5. a convex slider; 6. a baffle ring; 7. a bolt body; 8. a second anti-rotation tooth; 9. a hexagonal hole; 10. a bolt cap; 11. a fastening groove; 12. a first anti-rotation tooth; 13. a through hole; 14. fixing a sleeve; 15. buckling; 16. a waterproof pad; 17. the bolt head.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: as shown in figures 1 to 4, in the embodiment of the utility model, a check bolt for an automobile power steering gear comprises a fastener 1, a fixing sleeve groove 2 is arranged at the upper end of the fastener 1, a retaining ring groove 4 is arranged near the upper end of the fixing sleeve groove 2, a retaining ring 6 is arranged in the retaining ring groove 4, a fixing sleeve 14 is connected with the fixing sleeve groove 2 in a sliding way up and down, a convex slide block 5 is uniformly and fixedly connected with the periphery of the outer wall of the fixing sleeve 14, a first anti-rotation tooth 12 is uniformly and fixedly connected with the periphery of the upper end of the inner wall of the fixing sleeve 14, a threaded hole 3 is arranged in the fastener 1, a bolt body 7 is connected in the threaded hole 3, a bolt head 17 is fixedly connected with the upper end of the bolt body 7, a buckle groove 11 is uniformly arranged at the upper end of the outer wall of the bolt head 17, a hexagonal hole 9 is arranged at the upper end of the bolt head 17, a, its fastener 1 is the part of taking the screw thread in the automobile power steering, the protruding slider 5 of fixed cover 14 is in fixed set groove 2, guarantee that fixed cover 14 can not take place relative rotation at fixed set groove 2, keep off ring 6 can guarantee that fixed cover 14 can not slide and withdraw from in keeping off ring groove 4, second anti-rotation tooth 8 and the interlock of first anti-rotation tooth 12, its interlock can guarantee bolt body 7 and can not become flexible at the vibrations of automobile driving, waterproof pad 16 of bolt cap 10 lower extreme can prevent that the rainwater from getting into in whole device, prevent that the rainwater from corroding bolt body 7 and leading to its not flexible or fracture.
The bolt head 17 is sleeved with a bolt cap 10, the periphery of the lower end of the inner wall of the bolt cap 10 is uniformly provided with buckles 15, a waterproof pad 16 is arranged between the lower end of the bolt cap 10 and the upper end of the fastener 1 in contact, the bolt cap 10 can prevent rainwater from entering the interior of the bolt body 7, the waterproof pad 16 can increase the sealing effect of the bolt body 7, and the bolt body 7 is prevented from being corroded by rainwater; the baffle ring 6 is a thin cylindrical sheet but is not sealed, the baffle ring 6 is provided with a through hole 13 for the sealing position, the non-sealing can ensure that the baffle ring 6 is convenient to mount and dismount, and the through hole 13 is a stress hole for using tools.
The first anti-rotation teeth 12 and the second anti-rotation teeth 8 are right-angled triangle teeth, the directions of the two right-angled triangle teeth are opposite, the right-angled triangle teeth have right angles and bevel edges, the right angles can abut against each other, and the bevel edges can ensure that the bolt body 7 can slide relatively in the screwing threaded hole 3; the inner ring of the fixed sleeve groove 2 is a cylindrical groove, the outer ring is a convex slider groove which is uniformly formed, and the convex slider groove is matched with the convex slider 4 to ensure that the fixed sleeve 14 cannot rotate in the fixed sleeve groove 2; the waterproof pad 16 has at least two and is fixedly connected to the lower end surface of the bolt cap 10, the fixed connection can prevent the waterproof pad 16 from being lost when the device is disassembled and assembled, and the plurality of waterproof pads 16 can improve the sealing effect.
The utility model discloses a theory of operation is: a fastener 1 is a part with threads in an automobile power steering gear, firstly, a convex slider 5 at the lower end of the outer wall of a fixed sleeve 14 is aligned with an outer ring groove of a fixed sleeve groove 2, the fixed sleeve 14 slides into the fixed sleeve groove 2 arranged at the upper end of the fastener 1, the convex slider 5 can ensure that the fixed sleeve 14 cannot relatively rotate in the fixed sleeve groove 2, then, a tip of a tip pliers of a tool is aligned with a through hole 13 at the tail end of a baffle ring 6 to be tightly pinched, at the moment, the diameter of the baffle ring 6 is reduced, the baffle ring 6 is placed into the fixed sleeve groove 2 and is close to a baffle ring groove 4 at the upper end, the baffle ring 6 can prevent the fixed sleeve 14 from relatively sliding and sliding out in the fixed sleeve groove 2, secondly, a hexagonal hole 9 at the upper end of a bolt head 17 is aligned with a hexagonal wrench to rotate to drive a bolt body 7 to be screwed into a threaded hole 3 and tightened, a first anti-rotation tooth 12 is arranged, when bolt body 7 precession screw hole 3 in-process, the inclined plane relative slip of first anti-rotation tooth 12 and second anti-rotation tooth 8, bolt body 7 can rotate, after bolt body 7 precession screw hole 3 in, first anti-rotation tooth 12 supports each other with second anti-rotation tooth 8 right-angle side, bolt body 7 can not lead to the spiral 7 to become flexible because of vibrations in the automobile driving process, guarantee that car power steering ware can not break down and lead to personnel in the car be injured, buckle 15 bolt head 17 outer wall's buckle groove 11 with bolt cap 10 inner wall at last, with bolt cap 10 chucking bolt head 17, waterproof pad 16 of bolt cap 10 lower extreme can guarantee that the rainwater can not get into bolt body 7, bolt cap 10 and waterproof pad 16 can guarantee that bolt body 7 and screw hole 3 do not receive the corrosion rainwater, guarantee the stability of its material.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the technical scope of the present invention, and the technical scope of the present invention is also considered to fall into the scope of the claims.
Claims (6)
1. A check bolt for an automotive power steering gear, comprising a fastener (1), characterized in that: the fastener is characterized in that a fixed sleeve groove (2) is formed in the upper end of the fastener (1), a blocking ring groove (4) is formed in the upper end of the fixed sleeve groove (2) close to the upper end, a blocking ring (6) is arranged in the blocking ring groove (4), a fixed sleeve (14) is connected in a sliding mode in the middle and at the top of the fixed sleeve groove (2), convex sliding blocks (5) are uniformly and fixedly connected to the periphery of the lower end of the outer wall of the fixed sleeve (14), first anti-rotation teeth (12) are uniformly and fixedly connected to the periphery of the upper end of the inner wall of the fixed sleeve (14), a threaded hole (3) is formed in the fastener (1), a bolt body (7) is connected in the threaded hole (3), a bolt head (17) is fixedly connected to the upper end of the bolt body (7), buckle grooves (11) are uniformly formed in the upper end of the outer wall of the bolt head (17), the second anti-rotation teeth (8) are meshed with the first anti-rotation teeth (12).
2. A check bolt for an automotive power steering gear according to claim 1, characterized in that: bolt head (17) overcoat has bolt cap (10), buckle (15) have evenly been seted up all around to bolt cap (10) inner wall lower extreme, be provided with waterproof pad (16) between the lower extreme of bolt cap (10) and the upper end contact of fastener (1).
3. A check bolt for an automotive power steering gear according to claim 1, characterized in that: the baffle ring (6) is a thin cylindrical sheet but is not sealed, and a through hole (13) is formed in the position, sealed, of the baffle ring (6).
4. A check bolt for an automotive power steering gear according to claim 1, characterized in that: the first anti-rotation teeth (12) and the second anti-rotation teeth (8) are right-angled triangle teeth, and the directions of the two right-angled triangle teeth are opposite.
5. A check bolt for an automotive power steering gear according to claim 1, characterized in that: the inner ring of the fixed sleeve groove (2) is a cylindrical groove, and the outer ring is a convex slider groove which is uniformly formed.
6. A check bolt for an automotive power steering gear according to claim 2, characterized in that: the waterproof pads (16) are at least two and are fixedly connected to the lower end face of the bolt cap (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021788417.6U CN213088453U (en) | 2020-08-25 | 2020-08-25 | Anti-loose bolt for automobile power steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021788417.6U CN213088453U (en) | 2020-08-25 | 2020-08-25 | Anti-loose bolt for automobile power steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213088453U true CN213088453U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021788417.6U Active CN213088453U (en) | 2020-08-25 | 2020-08-25 | Anti-loose bolt for automobile power steering gear |
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| Country | Link |
|---|---|
| CN (1) | CN213088453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115823089A (en) * | 2022-11-25 | 2023-03-21 | 昆明理工大学 | Part rotating structure and method for preventing screw from being compressed |
-
2020
- 2020-08-25 CN CN202021788417.6U patent/CN213088453U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115823089A (en) * | 2022-11-25 | 2023-03-21 | 昆明理工大学 | Part rotating structure and method for preventing screw from being compressed |
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