CN218624984U

CN218624984U - Hub bolt

Info

Publication number: CN218624984U
Application number: CN202223124700.0U
Authority: CN
Inventors: 王凤诗; 毛国前
Original assignee: Yangzhou Ande Mechanical And Electrical Manufacturing Co ltd
Current assignee: Yangzhou Ande Mechanical And Electrical Manufacturing Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-14
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to a fastener field especially relates to a wheel hub bolt is used to vehicle, the utility model discloses a wheel hub bolt comprises separable bolt body and wheel lock key, through the design improvement to wheel hub bolt lock core, make fixed lock core and adjustment locking plate combination with the lock core, through changing adjustment locking plate assembly position, reach different lock core combinations, thereby produce the automobile wheel hub theftproof bolt of different specifications, realized under the mould with one set of wheel hub bolt, produced the wheel hub bolt of the different specifications of multiunit, practiced thrift mould development cost, improved production efficiency.

Description

Hub bolt

Technical Field

The utility model relates to a fastener field especially relates to a hub bolt.

Background

In the prior art, the automobile hub anti-theft bolt is mostly processed into an irregular outer diameter shape, and the wheel can be detached only by using a special detaching tool matched with the automobile hub, so that the anti-theft purpose is achieved.

The wheel hub anti-theft bolt has the advantages that the bolt head needs to be processed into an irregular shape, so that each bolt needs to be manufactured by one set of corresponding die, the die needs to be opened again for manufacturing when another type of anti-theft bolt is needed, different dies need to be opened for processing due to the development of various different anti-theft bolts for the wheel hub, development cost can be increased, meanwhile, different die production needs to be replaced, production efficiency can be influenced, and production cost can be increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose uses the bolt that one set of mould processed out through the improvement to hub bolt structure, can produce the hub bolt of different specifications, practices thrift the mould cost and improves production efficiency.

In order to achieve the above object, the utility model discloses a wheel hub bolt concrete technical scheme as follows:

the utility model provides a wheel hub bolt, includes the bolt body and can dismantle the wheel lock key of being connected with the bolt body, and the bolt body includes the screw rod, the one end and the bolt head fixed connection of screw rod, and the bolt head is equipped with first recess, is equipped with first fixed lock core in the first recess, the wheel lock key includes the handle to and with the fixed lock core of handle fixed connection's second, first fixed lock core can block each other with the fixed lock core of second, is provided with first adjustment locking plate and second adjustment locking plate between first fixed lock core and the fixed lock core of second, and first adjustment locking plate is the annular, be formed with the recess of a plurality of interval distribution's different specifications on its inner edge, and second adjustment locking plate is the annular, its outer fringe be formed with a plurality of interval distribution with the arch that first adjustment locking plate inner edge recess corresponds, through the mounted position who changes first adjustment locking plate and second locking plate, can obtain the wheel hub bolt of multiple different combination specifications.

Further, first adjustment locking plate sets up between first recess and first fixed lock core, and second adjustment locking plate cup joints on the fixed lock core of second, sets up between fixed lock core of second and handle.

Further, the second adjustment locking plate sets up between first recess and first fixed lock core, and first adjustment locking plate cup joints on the fixed lock core of second, sets up between the fixed lock core of second and handle.

Furthermore, the first fixed lock cylinder is a counter bore, a plurality of U-shaped grooves extending to the free end face of the counter bore from the bottom of the counter bore along the axial direction are formed in the peripheral wall of the counter bore, the second fixed lock cylinder is a cylinder, and a plurality of U-shaped bulges corresponding to the U-shaped grooves are formed in the surface of the cylinder.

Furthermore, there are 8 first fixed lock core inner wall U type recesses, the U type arch that the fixed lock core of second corresponds is 8.

Further, first adjustment locking plate inward flange recess interval is provided with 8, and the protruding correspondence of second adjustment locking plate outward flange is provided with 8, through the relative position of the first adjustment locking plate of horizontal rotation adjustment and first fixed lock core, can obtain the wheel hub bolt of 8 kinds of different combination specifications.

Further, first adjustment locking plate inward flange recess interval is provided with 8, and the protruding correspondence of second adjustment locking plate outward flange is provided with 8, through the relative position of horizontal rotation adjustment second adjustment locking plate with first fixed lock core, can obtain the wheel hub bolt of 8 kinds of different combination specifications.

Furthermore, the corresponding positions of the grooves of the first adjusting locking plate with different specifications and the protrusions of the second adjusting locking plate with different specifications on the outer edge are marked by numbers respectively.

Furthermore, the hub bolt further comprises a dustproof cover, and the dustproof cover covers the opening end of the first groove.

Furthermore, the dustproof cover is provided with a top cover and a peripheral wall formed by axially extending along the edge of the top cover, an external thread is formed on the outer side of the peripheral wall, an internal thread is formed on the inner wall of the first groove, the dustproof cover is in threaded connection with the first groove, a groove interface is formed on the dustproof cover, a tail column is arranged at one end, away from the second fixed lock cylinder, of the handle, and the tail column can be inserted into the interface to transmit torque.

The utility model discloses a wheel hub bolt increases first adjustment locking plate, and second adjustment locking plate sets up, and based on the optimization of first adjustment locking plate and second adjustment locking plate structure, the setting of the fixed lock core of cooperation, through first adjustment locking plate and second adjustment locking plate and bolt body and wheel lock key equipment position's difference has realized under the mould with one set of wheel hub bolt, has produced the wheel hub bolt of the different specifications of multiunit, has practiced thrift different specification wheel hub bolt mould development cost, has improved production efficiency.

Drawings

FIG. 1 is a schematic cross-sectional view of a stud head of a bolt body and a top view of the bolt body;

FIG. 2 is a schematic diagram of a wheel lock key structure and a top view thereof;

FIG. 3 is a schematic view of a first adjusting locking plate;

FIG. 4 is a schematic view of a second adjusting locking plate;

FIG. 5 is a schematic diagram of a top view and a cross-sectional structure of a dust cap;

the notation in the figure is: 100. a bolt body; 101. a bolt head; 102. a screw; 103. a clamp spring; 104. a first adjusting locking plate; 105. a first fixed lock cylinder; 106. a first groove; 107. an annular flange; 200. a wheel lock key; 201. a handle; 202. a tail pillar; 203. a transition block; 204. a second adjusting locking plate; 205. a second fixed lock cylinder; 300. a dust cover; 301. a top cover; 302. a peripheral wall; 303. an interface.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description of the hub bolt of the present invention is made in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the wheel hub bolt of the present invention includes a bolt body 100 and a wheel lock key 200, wherein the bolt body 100 and the wheel lock key 200 are detachably connected; the bolt body comprises a screw 102 and a bolt head 101 fixedly connected with the screw, a first groove 106 is formed in one end, far away from the screw, of the bolt head 101, a first fixed lock cylinder 105 is arranged at the bottom of the first groove 106, the first fixed lock cylinder 105 is a counter bore which is arranged in the first groove 106 and extends along the central axis of the first groove 106 to be close to the screw, and a plurality of U-shaped grooves which extend from the bottom of the counter bore to the free end face of the counter bore along the axial direction are formed in the peripheral wall of the counter bore; the wheel lock key 200 comprises a handle 201, the handle is a polygonal column, preferably a hexagonal column, a second fixed lock cylinder 205 is fixedly connected with the handle 201 through a transition block 203, the other end of the handle 201 is formed with a tail cylinder 202, the tail cylinder 202 is a polygonal column, preferably a hexagonal column, the second fixed lock cylinder 205 is a cylinder, a U-shaped protrusion extending along the axis of the cylinder is formed on the side surface of the cylinder, the U-shaped protrusion corresponds to the U-shaped groove, the first fixed lock cylinder 105 and the second fixed lock cylinder 205 can be mutually clamped, the handle 201 can be clamped by using a ring spanner or a sleeve, torque is applied to the wheel lock key 200, the screw body is driven to rotate, and loosening and fastening of a hub bolt are completed.

An annular flange 107 is arranged on the side wall of the first groove 106 close to the bottom, and grooves distributed at intervals are formed on the edge of the annular flange 107; as shown in fig. 3 and 4, the first adjusting locking piece 104 is annular, and the annular outer edge is formed with spaced protrusions that can be fitted into the edge groove of the annular flange 107 to block the first adjusting locking piece 104 from moving in the radial direction and rotating.

Grooves distributed at intervals are formed in the inner edge of the first adjusting locking plate 104, the second adjusting locking plate 204 is annular, protrusions distributed at intervals are formed in the outer edge of the second adjusting locking plate 204, and the protrusions on the outer edge of the second adjusting locking plate 204 can be clamped with the grooves on the inner edge of the first adjusting locking plate 104; in an embodiment, 8 grooves are distributed at intervals on the inner edge of the first locking plate 104, the inclination angle of the side wall of each groove and the R of the fillet at the joint of each surface of the groove are different, 8 grooves with different specifications are formed, 8 protrusions distributed at intervals are formed on the outer edge of the second adjusting locking plate 204, the protrusions correspond to the grooves one to one, namely, 8 protrusions with different specifications are formed, and only when the protrusions on the outer edge of the second adjusting locking plate completely correspond to the grooves on the inner edge of the first adjusting locking plate, the clamping can be completed, so that all the protrusions can be accommodated in the grooves, otherwise, the clamping cannot be completed.

The inner edge of second adjustment locking plate 204 is formed with interval distribution's recess, the recess corresponds with the protruding U type on the fixed lock core 205 of second, and second adjustment locking plate 204 cup joints on the fixed lock core 205 of second, and second adjustment locking plate 204 is transition fit with the fixed lock core 205 of second, and the one side of second adjustment locking plate 204 and the one side butt of transition piece 203.

When the tightness of the bolt body 100 needs to be adjusted, one end of the wheel lock key 200, which is provided with the second fixed lock cylinder 205, is inserted into the accommodating space of the head of the bolt, so that the second fixed lock cylinder 205 corresponds to the first fixed lock cylinder 105, the protrusion of the outer edge of the second adjusting lock cylinder 204 corresponds to the groove of the inner edge of the first adjusting lock cylinder 104, when the second adjusting lock cylinder 204 is completely clamped with the first adjusting lock cylinder 104, the free end surface of the second fixed lock cylinder 205 is abutted against the bottom surface of the first fixed lock cylinder 104, the second fixed lock cylinder 205 is completely clamped with the first fixed lock cylinder 105, and torque is applied to the handle 201 of the wheel lock key 200 to drive the bolt body to rotate, so that the tightness of the bolt body is adjusted.

As shown in fig. 1 and fig. 2, in an embodiment, the first adjusting locking plate 104 is installed in the bolt head 101, the center line of the first adjusting locking plate 104 coincides with the center line of the bolt head 101, the second fixing adjusting locking plate 204 is installed on the wheel lock key 200, the center line of the second adjusting locking plate 204 coincides with the center line of the handle 201, there are 8 grooves distributed at intervals on the inner edge of the first adjusting locking plate 104, and the groove specifications are different from each other, so when assembling the bolt body, the relative positions of the first adjusting locking plate 104 and the first fixing locking cylinder 105 are adjusted by horizontal rotation, so that the bolt bodies 100 with 8 different combination specifications can be obtained, and simultaneously, the position of the second fixing locking plate 204 relative to the second fixing locking cylinder 205 is adjusted by horizontal rotation, so that 8 wheel lock keys 200 corresponding to the bolt bodies can be obtained, and 8 sets of the wheel hub bolts of the present invention can be obtained.

In another embodiment, the second adjusting locking plate 204 can be further installed in the bolt head 101, the second adjusting locking plate 204 is fixedly connected to the bottom surface of the first groove 106, the surface of the second adjusting locking plate facing the first groove and the bottom surface of the first groove are concentrically arranged, the first adjusting locking plate 104 is installed on the wheel lock key 100, the first adjusting locking plate is fixedly connected to the free end surface of the transition block 203, the surface of the first adjusting locking plate facing the transition block 203 and the free end surface of the transition block 203 are concentrically arranged, during assembly, the relative position of the second adjusting locking plate 204 to the first fixed locking cylinder is adjusted by horizontal rotation, so that the bolt bodies 100 of 8 different combination specifications can be obtained, and meanwhile, the position of the first fixed locking plate 104 to the second fixed locking cylinder 205 is adjusted by horizontal rotation, so that 8 wheel lock keys 200 corresponding to the bolt bodies are obtained, so that 8 sets of the wheel hub bolts of the present invention can be obtained, and in order to facilitate assembly and differentiation of hub bolts of different combination specifications, the numbers are respectively used for identification on the inner edge grooves of the first adjusting locking plate 104 and the protrusions of different specifications corresponding to the second adjusting locking plate 204.

In order to prevent the first adjusting locking plate 104 from axial movement, when the first adjusting locking plate 104 is installed in the bolt head 101, a clamp spring 103 is disposed on one side of the first adjusting locking plate 104 close to one end of the bolt head 101.

When the hub does not need to be dismounted, the wheel lock key 200 and the bolt body 100 are in a separated state, in order to prevent foreign matters from entering the bolt body 100 in the daily vehicle use process and influencing the connection between the wheel lock key 200 and the bolt body 100, the opening end of the first groove 106 is covered with a dust cover 300, the dust cover comprises a top cover 301 and a peripheral wall 302 which extends axially along the edge of the top cover 301, a groove interface 303 corresponding to the tail post 202 is formed in the middle of the top cover 301, and the section of the interface 303 is in a six-positive deformation shape. In one embodiment, an internal thread is formed inside the peripheral wall of the first groove 106, an external thread is formed on the peripheral wall 302 of the top cover 301, the peripheral wall 302 is in threaded connection with the first groove 106, the tail post 202 is inserted into the interface 303, and the dust cap 300 can be driven to rotate by applying a torque force to the handle to open or close the opening of the first groove 106.

The utility model discloses a wheel hub bolt comprises separable bolt body and wheel lock key, through the design improvement to wheel hub bolt lock core, make fixed lock core and adjustment locking plate combination with the lock core, through adjustment locking plate assembly position, reach different lock core combinations, thereby produce the automobile wheel hub theftproof bolt of different specifications, realized under the mould with one set of wheel hub bolt, the wheel hub bolt of the different specifications of multiunit has been produced, mould development cost has been practiced thrift, production efficiency is improved.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a wheel hub bolt, includes the bolt body and can dismantle the wheel lock key of being connected with the bolt body, and the bolt body includes the screw rod, the one end and the bolt head fixed connection of screw rod, and the bolt head is equipped with first recess, is equipped with first fixed lock core in the first recess, the wheel lock key includes the handle to and with the fixed lock core of handle fixed connection's second, first fixed lock core can block each other with the fixed lock core of second, its characterized in that is provided with first adjustment locking plate and second adjustment locking plate between first fixed lock core and the fixed lock core of second, and first adjustment locking plate is the annular, is formed with the recess of the different specifications of a plurality of interval distributions on its inner edge, and second adjustment locking plate is the annular, and its outer edge is formed with the protruding that a plurality of interval distributions with the recess of first adjustment lock inner edge corresponds, through the mounted position who changes first adjustment locking plate and second locking plate, can obtain the wheel hub bolt of multiple different combination specifications.

2. The hub bolt of claim 1, wherein the first adjusting locking plate is disposed between the first groove and the first fixed lock cylinder, and the second adjusting locking plate is sleeved on the second fixed lock cylinder and disposed between the second fixed lock cylinder and the handle.

3. The hub bolt of claim 1, wherein the second adjusting locking plate is disposed between the first groove and the first fixed locking cylinder, and the first adjusting locking plate is sleeved on the second fixed locking cylinder and disposed between the second fixed locking cylinder and the handle.

4. The hub bolt according to claim 1, wherein the first fixed lock cylinder is a counterbore, a plurality of U-shaped grooves axially extending from the bottom of the counterbore to the free end face of the counterbore are formed in the peripheral wall of the counterbore, the second fixed lock cylinder is a cylinder, and a plurality of U-shaped protrusions corresponding to the U-shaped grooves are formed on the surface of the cylinder.

5. The hub bolt of claim 4, wherein the number of the U-shaped grooves on the inner wall of the first fixed lock cylinder is 8, and the number of the U-shaped protrusions corresponding to the second fixed lock cylinder is 8.

6. The hub bolt according to claim 2, wherein the inner edge grooves of the first adjusting locking plate are spaced 8 times, the outer edge protrusions of the second adjusting locking plate are correspondingly spaced 8 times, and the hub bolt with 8 different combination specifications can be obtained by horizontally rotating and adjusting the relative positions of the first adjusting locking plate and the first fixed lock cylinder.

7. The hub bolt according to claim 3, wherein the inner edge grooves of the first adjusting locking plate are spaced by 8, the outer edge protrusions of the second adjusting locking plate are correspondingly spaced by 8, and the relative positions of the second adjusting locking plate and the first fixing locking cylinder are adjusted by horizontal rotation, so that 8 hub bolts with different combination specifications can be obtained.

8. The hub bolt of any one of claims 6-7, wherein the positions of the different sized recesses in the inner edge of the first locking tab and the different sized protrusions on the outer edge of the second locking tab are marked with numbers, respectively.

9. The hub bolt of claim 1, further comprising a dust cap covering the open end of the first recess.

10. The hub bolt of claim 9, wherein the dust cap has a top cap and a peripheral wall extending axially along an edge of the top cap, the peripheral wall has external threads formed thereon, the inner wall of the first groove has internal threads formed thereon, the dust cap is in threaded connection with the first groove, the dust cap has a groove interface formed thereon, and a tail post is disposed at an end of the handle away from the second fixed lock cylinder and can be inserted into the interface to transmit torque.