CN215257305U - Novel locking wheel hub bolt - Google Patents
Novel locking wheel hub bolt Download PDFInfo
- Publication number
- CN215257305U CN215257305U CN202120924265.6U CN202120924265U CN215257305U CN 215257305 U CN215257305 U CN 215257305U CN 202120924265 U CN202120924265 U CN 202120924265U CN 215257305 U CN215257305 U CN 215257305U
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- bolt
- mandril
- screw rod
- bolt body
- hole
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Abstract
The utility model discloses a novel anti-loosening hub bolt, which belongs to the field of automobile accessories and comprises a bolt body, wherein the bolt body is provided with a through hole, a mandril is connected in the through hole in a sliding way, the screw head part of the bolt body is connected with a screw rod in a rotating way, the screw rod penetrates through the through hole and the mandril and is in threaded connection with the mandril, the outer side of the mandril is fixedly connected with a limiting block, and one end of the mandril, which is far away from the screw head, is provided with an elastic component, through the screw transmission between the screw rod and the mandril, after the hub bolt is arranged in a hub, the mandril can be driven to slide downwards by rotating the screw rod, the mandril is pressed at the bottom of a threaded hole of the hub through the elastic component, so that the elastic component exerts an axial supporting force on the bolt body to keep a certain pressure between thread pairs, thereby achieving the anti-loosening effect, and the mandril is driven to slide by the screw rod, so that the screw head part can not be used for the sliding of the mandril to generate holes, avoid piling up silt and water, reduce the bolt and rust, increase of service life.
Description
Technical Field
The utility model discloses a novel locking wheel hub bolt belongs to the auto-parts field.
Background
The automobile hub bolt is an important component of an automobile hub assembly as a fastener for connecting an automobile hub and a steel ring, plays a very critical role, and has the advantages that the use amount is about 6 on average each wheel, and the market demand is very high.
Publication No. CN210343994U discloses a check bolt with a built-in ejector pin, which includes: the double-screw bolt, the ejector pin, bolt pole portion and bolt head, bolt pole portion sets up the below at the bolt head with one heart, be provided with the through-hole that extends to bolt pole portion end in the bolt head, the ejector pin setting is in the through-hole and terminal extension to bolt pole portion below, through-hole upper portion is provided with one section internal thread and forms the screw hole, the double-screw bolt setting is extrudeed spacingly in the screw hole and to the ejector pin, the ejector pin bottom is provided with several down the down sloping that the outside extends to the side, the utility model discloses a twist the mounting hole back that corresponds at bolt pole portion, carry out the rotation of double-screw bolt again, make the ejector pin descend and contact with the bottom of mounting hole, and realize the elasticity auto-lock through the deformation of sloping, give bolt pole portion axial effort, restrain the reversal pine of bolt pole portion and take off the problem.
However, when this bolt was used as the wheel hub bolt, because the car often can meet ponding muddy road surface, supported when the double-screw bolt is rotatory to press behind the mounting hole bottom, a hole can appear in the spiral shell head part, and ponding and silt are piled up easily in the hole for the double-screw bolt rusts easily or the clamp silt, makes the double-screw bolt can't twist out or rust, has reduced the life-span, needs a neotype wheel hub bolt to solve this problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel locking wheel hub bolt in order to solve foretell problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose, a novel locking wheel hub bolt, including the bolt body, the through-hole has been seted up to the bolt body, sliding connection has the ejector pin in the through-hole, and the spiral shell head part of bolt body rotates and is connected with the screw rod, the screw rod runs through-hole and ejector pin, and with ejector pin threaded connection, the outside fixedly connected with stopper of ejector pin, the bolt body seted up with stopper assorted spout, in the stopper embedding spout, and with bolt body sliding connection, the one end that the spiral shell head was kept away from to the ejector pin is provided with elastic component.
Through adopting the above-mentioned technical scheme, after screwing in wheel hub with the wheel hub bolt, can rotate the screw rod, because be threaded connection between screw rod and the ejector pin, and the ejector pin can't rotate under the cooperation of stopper and spout, consequently, the rotation of screw rod can drive the ejector pin and slide, the through-hole of ejector pin meeting roll-off bolt, and support the bottom of pressing the wheel hub screw hole through elastic component, under elastic component's elastic force effect, an axial holding power is applyed to the bolt body, make and produce certain pressure between the screw thread pair, reach locking effect, it slides to drive the ejector pin through the screw rod simultaneously, make the spiral shell head part can not produce the hole, water only can be infected with the surface, rapid evaporation, can not take place to pile up, thereby make the bolt difficult rusty.
Preferably, the elastic component comprises a support sleeve and an elastic part, the support sleeve is connected with the ejector rod in a sliding mode, and the elastic part is connected between the support sleeve and the ejector rod.
Through adopting above-mentioned technical scheme, when the screw rod drives the ejector pin lapse, the supporting sleeve can support and press in the bottom of wheel hub screw hole, when the ejector pin continues lapse, the supporting sleeve can slide to the ejector pin, thereby compress the elastic component, make the elastic component use supporting sleeve as the support, exert an ascending elasticity to the ejector pin, the ejector pin passes through the screw thread pair and transmits power for the screw rod, the screw rod is with transmitting power again for the spiral shell head part of bolt body, thereby make the bolt body receive an ascending axial force, reach and produce the effect that keeps certain pressure between making the screw thread pair.
Preferably, a sealing element is arranged between the screw head part of the bolt body and the screw rod.
Through adopting above-mentioned technical scheme, through the sealing member, can further prevent that water from getting into in the through-hole through the gap between screw rod and the bolt body.
Preferably, one end of the screw rod, which is close to the screw head of the bolt body, is provided with a straight groove.
By adopting the technical scheme, the screw rod can rotate through the bolt cutter, so that the operation is more convenient.
Compared with the prior art, the beneficial effects of the utility model are that: through the screw drive between screw rod and ejector pin, make after wheel hub is packed into to the wheel hub at the wheel hub bolt, can be through rotating the screw rod, drive the ejector pin and slide downwards, the ejector pin passes through elastic component, support and press in the bottom of wheel hub screw hole, make elastic component exert an axial holding power to the bolt body, make and keep certain pressure between the screw thread pair, reach locking effect, and drive the ejector pin through the screw rod and slide, make the spiral shell head part not used for producing the hole for the slip of ejector pin, avoid piling up silt and water, it rusts to reduce the bolt, and the service life is prolonged.
Drawings
Fig. 1 is the utility model relates to a novel locking wheel hub bolt's inner structure schematic diagram.
Reference numerals: 1. a bolt body; 2. a top rod; 3. a screw; 4. a limiting block; 5. a support sleeve; 6. An elastic member; 7. a seal member; 8. a straight slot.
Detailed Description
In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in figure 1, a novel anti-loosening hub bolt comprises a bolt body 1, wherein the bolt body 1 is provided with a through hole, a mandril 2 is connected in the through hole in a sliding manner, the head part of the bolt body 1 is connected with a screw rod 3 in a rotating manner, the screw rod 3 penetrates through the through hole and the mandril 2 and is in threaded connection with the mandril 2, the outer side of the mandril 2 is fixedly connected with a limiting block 4, the bolt body 1 is provided with a chute matched with the limiting block 4, the limiting block 4 is embedded in the chute and is in sliding connection with the bolt body 1, one end of the mandril 2, which is far away from the head, is provided with an elastic component, after the hub bolt is screwed into a hub, the screw rod 3 can be rotated, as the screw rod 3 is in threaded connection with the mandril 2, and the mandril 2 cannot rotate under the matching of the limiting block 4 and the chute, the rotation of the screw rod 3 can drive the mandril 2 to slide, and the mandril 2 can slide out of the through hole of the bolt, and support the bottom of pressing the wheel hub screw hole through elastic component, under elastic component's elastic force effect, exert an axial holding power to bolt body 1, make produce certain pressure between the screw thread pair, reach locking effect, it slides to drive ejector pin 2 simultaneously through screw rod 3, make the spiral shell head part can not produce the hole, water only can be infected with the surface, rapid evaporation, can not take place to pile up, thereby make the bolt difficult for rustting, be provided with sealing member 7 between the spiral shell head part of bolt body 1 and screw rod 3, can further prevent through sealing member 7 that water from getting into the through-hole through the gap between screw rod 3 and bolt body 1, screw rod 3 is close to the one end of the spiral shell head of bolt body 1 and has been seted up a word groove 8, make screw rod 3 rotate through the bolt sword, make the operation more convenient.
Elastic component includes supporting sleeve 5 and elastic component 6, supporting sleeve 5 and 2 sliding connection of ejector pin, elastic component 6 is connected between supporting sleeve 5 and ejector pin 2, when screw rod 3 drives ejector pin 2 and slides down, supporting sleeve 5 can support and press in the bottom in the wheel hub screw hole, when ejector pin 2 continues the lapse, supporting sleeve 5 can slide to ejector pin 2, thereby compress elastic component 6, make elastic component 6 use supporting sleeve 5 as the support, exert an ascending elasticity to ejector pin 2, ejector pin 2 passes through the screw thread pair and transmits power for screw rod 3, screw rod 3 transmits power for the spiral shell head part of bolt body 1 again, thereby make bolt body 1 receive an ascending axial force, reach and produce the effect that keeps certain pressure between the messenger's screw thread pair.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a novel locking wheel hub bolt, includes bolt body (1), its characterized in that, the through-hole has been seted up in bolt body (1), sliding connection has ejector pin (2) in the through-hole, and the spiral shell head part of bolt body (1) rotates and is connected with screw rod (3), screw rod (3) run through-hole and ejector pin (2), and with ejector pin (2) threaded connection, the outside fixedly connected with stopper (4) of ejector pin (2), bolt body (1) seted up with stopper (4) assorted spout, in stopper (4) embedding spout, and with bolt body (1) sliding connection, the one end that the spiral shell head was kept away from in ejector pin (2) is provided with elastic component.
2. The novel anti-loose hub bolt as claimed in claim 1, characterized in that: the elastic component comprises a supporting sleeve (5) and an elastic piece (6), the supporting sleeve (5) is in sliding connection with the ejector rod (2), and the elastic piece (6) is connected between the supporting sleeve (5) and the ejector rod (2).
3. The novel anti-loose hub bolt as claimed in claim 2, characterized in that: and a sealing element (7) is arranged between the screw head part of the bolt body (1) and the screw rod (3).
4. The novel anti-loose hub bolt as claimed in claim 3, characterized in that: and a straight groove (8) is formed in one end, close to the screw head of the bolt body (1), of the screw rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120924265.6U CN215257305U (en) | 2021-04-30 | 2021-04-30 | Novel locking wheel hub bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120924265.6U CN215257305U (en) | 2021-04-30 | 2021-04-30 | Novel locking wheel hub bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257305U true CN215257305U (en) | 2021-12-21 |
Family
ID=79453336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120924265.6U Active CN215257305U (en) | 2021-04-30 | 2021-04-30 | Novel locking wheel hub bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257305U (en) |
-
2021
- 2021-04-30 CN CN202120924265.6U patent/CN215257305U/en active Active
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