CN214367155U - Vehicle rear wheel stud - Google Patents
Vehicle rear wheel stud Download PDFInfo
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- CN214367155U CN214367155U CN202120144053.6U CN202120144053U CN214367155U CN 214367155 U CN214367155 U CN 214367155U CN 202120144053 U CN202120144053 U CN 202120144053U CN 214367155 U CN214367155 U CN 214367155U
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Abstract
The utility model relates to a rear wheel stud relates to the technical field of bolt, including the polished rod, the one end of polished rod is provided with external screw thread pole, the other end is provided with the internal thread pole, and the terminal surface that external screw thread pole deviates from the polished rod is provided with the hexagonal groove, and the hexagonal groove slides and is provided with the hexagonal piece, and the terminal surface that the hexagonal piece deviates from the external screw thread pole is provided with the cross recess. According to the screw-in nut, the hexagonal block positioned in the hexagonal groove is connected to the end part of the outer threaded rod in a sliding mode, the hexagonal block is pushed towards the hexagonal groove through the hexagonal screwdriver and matched with the hexagonal groove, when the inner threaded rod is screwed in the nut, a user can fix the outer threaded rod through the hexagonal screwdriver, the inner threaded rod is convenient to be matched with the nut in a threaded mode, and the matching efficiency of the inner threaded rod and the nut is improved; meanwhile, the cross-shaped groove can be used for fixing the external threaded rod by matching a cross screwdriver or a straight screwdriver with the cross-shaped groove under the condition that a hexagonal screwdriver is not arranged.
Description
Technical Field
The application relates to the technical field of bolts, in particular to a stud bolt for a rear wheel of a vehicle.
Background
The rear wheel of truck or high load type bus has double wheel structure, and the wheel hub, inner wheel ring and outer wheel ring are connected, fixed and assembled by the threaded rods at two ends of the double-headed bolt of the rear wheel and the nuts.
In the related art, chinese patent document No. CN201771920U discloses a stud bolt including an external threaded rod, a polished rod, and an internal threaded rod connected in sequence as a whole, the external threaded rod, the polished rod, and the internal threaded rod are coaxial, and the diameter of the external threaded rod and the diameter of the internal threaded rod are smaller than the diameter of the polished rod.
With respect to the related art in the above, the inventors consider that: in the stud bolt in the related art, when the inner threaded rod is screwed into the nut, the outer threaded rod is not correspondingly fixed, so that the inner threaded rod is also driven to rotate, and the efficiency of thread matching between the stud bolt and the nut is low and needs to be improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of stud and nut screw-thread fit's inefficiency of correlation technique, this application provides a car rear wheel stud.
The application provides a pair of car rear wheel stud adopts following technical scheme:
the utility model provides a car rear wheel stud, includes the polished rod, the one end of polished rod is provided with external screw thread pole, the other end is provided with the internal thread pole, the terminal surface that external screw thread pole deviates from the polished rod is provided with the hexagonal groove, the hexagonal groove slides and is provided with the hexagonal piece, the terminal surface that the hexagonal piece deviates from external screw thread pole is provided with the cross recess.
By adopting the technical scheme, the end part of the outer threaded rod is slidably connected with the hexagonal block positioned in the hexagonal groove, the hexagonal block is pushed towards the hexagonal groove by the hexagonal screwdriver and matched with the hexagonal groove, when the inner threaded rod is screwed in the nut, a user can fix the outer threaded rod by the hexagonal screwdriver, so that the inner threaded rod is conveniently matched with the nut in a threaded manner, and the matching efficiency of the inner threaded rod and the nut is improved; meanwhile, the cross-shaped groove can be used for fixing the external threaded rod by matching a cross screwdriver or a straight screwdriver with the cross-shaped groove under the condition that a hexagonal screwdriver is not arranged.
Optionally, a spring is arranged between the end face of the hexagonal block facing the polish rod and the opposite end wall of the hexagonal groove.
Through adopting above-mentioned technical scheme, the spring is compressed when the hexagonal piece receives user's effort and slides towards the hexagonal inslot, and when the hexagonal piece did not receive user's effort, the spring can be pushed out the hexagonal piece outwards and plug up the opening in hexagonal groove, prevents that the long-time back deposition of using in the hexagonal groove.
Optionally, a connecting rod is arranged at the end part, facing the polish rod, of the hexagonal block, and the spring is sleeved on the connecting rod.
Through adopting above-mentioned technical scheme, the tip of hexagonal piece sets up the connecting rod, and on the connecting rod was located to the spring housing, stability when the concertina movement was done to the improvement spring improved, improved hexagonal piece gliding stability in the hexagonal inslot simultaneously.
Optionally, at least two guide grooves are formed in the side wall of the hexagonal groove, and guide strips corresponding to the guide grooves are arranged on the side wall of the hexagonal block.
Through adopting above-mentioned technical scheme, the cooperation of gib block and guide way further improves hexagonal piece gliding stability in the hexagonal inslot.
Optionally, the outer screw rod is provided with the mounting groove that covers the hexagonal groove and communicate with the guide way on deviating from the terminal surface of polished rod, be provided with the mounting panel in the mounting groove, be provided with the hexagonal hole on the mounting panel.
Through adopting above-mentioned technical scheme, fixed being provided with the mounting panel that has the hexagonal hole on the mounting groove, cooperation gib block and guide way can prevent that the hexagonal piece from following the complete roll-off of hexagonal inslot.
Optionally, a cross block is arranged in the cross groove, the cross block is made of rubber, and a cover plate covering the cross groove is arranged on the end face of the cross block, which is far away from the cross groove.
Through adopting above-mentioned technical scheme, the cross piece made by rubber can cover the cross recess when the cross recess is not used, plays dirt-proof effect, and the terminal surface of cross piece is provided with the apron simultaneously, and the person of facilitating the use takes out the cross piece from the cross recess through stirring the apron.
Optionally, the end face of the hexagonal block, which deviates from the external thread rod, is provided with an embedded groove for embedding the cover plate.
Through adopting above-mentioned technical scheme, the cooperation of caulking groove and apron can keep the terminal surface of hexagonal piece smooth, improves the stability that the user promoted hexagonal piece towards the hexagonal inslot with the hexagonal screwdriver.
Optionally, the polished rod is provided with a convex block, and two opposite sides of the convex block are provided with supporting surfaces.
By adopting the technical scheme, when no hexagonal screwdriver, no cross screwdriver or no straight screwdriver is used, the clamping tool can be used for simultaneously clamping the opposite supporting surfaces to fix the external threaded rod.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the end part of the outer threaded rod is connected with a hexagonal block positioned in the hexagonal groove in a sliding mode, the hexagonal block is pushed towards the hexagonal groove through a hexagonal screwdriver and matched with the hexagonal groove, when the inner threaded rod is screwed into a nut, a user can fix the outer threaded rod through the hexagonal screwdriver, the inner threaded rod is convenient to be matched with the nut in a threaded mode, and the matching efficiency of the inner threaded rod and the nut is improved; meanwhile, the cross-shaped groove can be used for fixing the external threaded rod by matching a cross screwdriver or a straight screwdriver with the cross-shaped groove under the condition that a hexagonal screwdriver is not arranged;
2. the spring is compressed when the hexagonal block slides towards the hexagonal groove under the action of a user, and when the hexagonal block is not under the action of the user, the spring can push the hexagonal block outwards to block the opening of the hexagonal groove, so that dust accumulation after long-time use in the hexagonal groove is prevented; the cross block made of rubber can cover the cross groove when the cross groove is not used, so that a dustproof effect is achieved, meanwhile, the cover plate is arranged on the end face of the cross block, and a user can take the cross block out of the cross groove by poking the cover plate conveniently.
Drawings
FIG. 1 is a schematic overall structure of the present application;
fig. 2 is an exploded schematic view of the present application.
Description of reference numerals: 1. a polish rod; 11. a bump; 12. a support surface; 2. an externally threaded rod; 21. a hexagonal groove; 22. a guide groove; 23. mounting grooves; 3. an inner threaded rod; 4. a hexagonal block; 41. a cross groove; 42. a connecting rod; 43. a guide strip; 44. caulking grooves; 5. a spring; 6. mounting a plate; 61. a hexagonal hole; 7. a cross block; 71. and (7) a cover plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a vehicle rear wheel stud.
Referring to fig. 1 and 2, the stud bolt for the rear wheel of the vehicle comprises a polished rod 1 made of low-carbon alloy steel, wherein an external thread rod 2 is integrally formed at one end of the polished rod 1, an internal thread rod 3 is integrally formed at the other end of the polished rod 1, the external thread rod 2 and the internal thread rod 3 are located on the same axial line, and the diameters of the external thread rod 2 and the internal thread rod 3 are smaller than that of the polished rod 1. In order to fix the external threaded rod 2 when the internal threaded rod 3 is in threaded fit with the nut, the end face, away from the polished rod 1, of the external threaded rod 2 is provided with a hexagonal groove 21 extending along the length of the external threaded rod, a hexagonal block 4 is connected in the hexagonal groove 21 in a sliding mode, meanwhile, the end face, away from the external threaded rod 2, of the hexagonal block 4 is provided with a cross groove 41, a user can push the hexagonal block 4 towards the inside of the hexagonal groove 21 through a hexagonal screwdriver, the hexagonal screwdriver can be matched with the hexagonal groove 21 to fix the external threaded rod 2, or the user can be matched with the cross groove 41 to fix the external threaded rod 2 through the cross screwdriver or a straight screwdriver, and the user can perform corresponding selection according to a tool held by the user.
Referring to fig. 1 and 2, in order to enable the hexagonal block 4 to automatically slide outwards after being pushed into the hexagonal groove 21 by a user, a spring 5 is installed between the end surface of the hexagonal block 4 facing the polish rod 1 and the end wall of the hexagonal groove 21, one end of the spring 5 is in clamping fit with the hexagonal block 4, and the other end of the spring 5 is in clamping fit with the end wall of the hexagonal groove 21, when the user pushes the hexagonal block 4 towards the inside of the hexagonal groove 21, the spring 5 is compressed, and when the hexagonal block 4 is not subjected to the acting force of the user, the spring 5 pushes the hexagonal block 4 outwards. Simultaneously, in order to improve spring 5 and be the stability of stretching and compression motion, integrated into one piece has connecting rod 42 on the terminal surface of hexagonal piece 4 orientation polished rod 1 to on connecting rod 42 was located to spring 5 cover, can play the effect of direction and improve stability to the stretching and compression motion of spring 5, just also improved the stability that hexagonal piece 4 slided in hexagonal groove 21.
Referring to fig. 1 and 2, six guide grooves 22 are formed in the side wall of the hexagonal groove 21, the guide grooves 22 extend along the length direction of the hexagonal groove 21, one end of each guide groove 22 away from the polish rod 1 is open, and guide strips 43 corresponding to the number and positions of the guide grooves 22 are integrally formed on the side wall of the hexagonal block 4. The stability of the hexagonal block 4 sliding in the hexagonal groove 21 can be further improved through the matching of the guide strip 43 and the guide groove 22, and meanwhile, the hexagonal block 4 is installed in the hexagonal groove 21 to play a role in guiding.
Referring to fig. 1 and 2, in order to prevent the hexagonal block 4 from completely sliding out of the hexagonal groove 21, an installation groove 23 capable of covering the hexagonal groove 21 is formed in the end surface of the external threaded rod 2 away from the polished rod 1, the installation groove 23 is communicated with six guide grooves 22, an installation plate 6 made of rubber is embedded in the installation groove 23, and a hexagonal hole 61 for inserting a hexagonal screwdriver is formed in the installation plate 6. When the spring 5 is in a natural state, the end face of the hexagonal block 4, which is far away from the hexagonal groove 21, is in the same plane with the end face of the mounting groove 23.
Referring to fig. 1 and 2, a cross block 7 made of rubber is fitted into the cross groove 41, and a cover plate 71 capable of covering the cross groove 41 is integrally formed on an end surface of the cross block 7 facing away from the cross groove 41. The fitting of the cover plate 71 and the cross block 7 can cover the cross groove 41, and can prevent dust from accumulating in the cross groove 41 when the cross groove 41 is not in use. An embedding groove 44 for embedding the cover plate 71 is formed in the end face of the hexagonal block 4 departing from the hexagonal groove 21, the cover plate 71 is embedded in the embedding groove 44 after the cross block 7 is embedded in the cross groove 41, and the end face of the hexagonal block 4 departing from the hexagonal groove 21 can be kept flat. Meanwhile, when the user pushes the hexagonal block 4 to slide with the hexagonal screwdriver, the cover plate 71 can increase the frictional resistance between the hexagonal screwdriver and the end surface of the hexagonal block 4, thereby improving the stability of the hexagonal screwdriver pushing the hexagonal block 4 to slide.
Referring to fig. 1 and 2, a convex block 11 is integrally formed at the middle portion of a polished rod 1, and support surfaces 12 are respectively formed at two opposite sides of the convex block 11, so that when a user does not have a hexagonal screwdriver, a phillips screwdriver or a straight screwdriver, the external threaded rod 2 can be fixed on the two opposite support surfaces 12 by clamping with a clamping tool, and a choice is provided for the user.
The implementation principle of the stud bolt of the rear wheel of the vehicle is as follows:
and a hexagonal block 4 is mounted with the external thread rod 2. Firstly, sleeving a spring 5 on a connecting rod 42, and clamping and matching one end of the spring 5 facing a hexagonal block 4 with the hexagonal block 4; secondly, inserting the hexagonal blocks 4 into the hexagonal grooves 21 through the guide strips 43 and the guide grooves 22 in a one-to-one alignment manner, and enabling one end, facing the polish rod 1, of the spring 5 to be in clamping fit with the end walls of the hexagonal grooves 21; thirdly, the mounting plate 6 is embedded in the mounting groove 23, and the cross block 7 is embedded in the cross groove 41, so that the mounting of the hexagonal block 4 and the external thread rod 2 is completed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a car rear wheel stud, includes polished rod (1), the one end of polished rod (1) is provided with external screw thread pole (2), the other end is provided with internal thread pole (3), its characterized in that: the end face, deviating from polished rod (1), of external screw thread pole (2) is provided with hexagonal groove (21), hexagonal groove (21) slides and is provided with hexagonal block (4), the end face, deviating from external screw thread pole (2), of hexagonal block (4) is provided with cross slot (41).
2. The stud bolt for a rear wheel of claim 1, wherein: and a spring (5) is arranged between the end surface of the hexagonal block (4) facing the polish rod (1) and the end wall of the opposite hexagonal groove (21).
3. The stud bolt for a rear wheel of claim 2, wherein: the end part of the hexagonal block (4) facing the polish rod (1) is provided with a connecting rod (42), and the spring (5) is sleeved on the connecting rod (42).
4. The stud bolt for a rear wheel of claim 3, wherein: the side wall of the hexagonal groove (21) is provided with at least two guide grooves (22), and the side wall of the hexagonal block (4) is provided with guide strips (43) corresponding to the guide grooves (22).
5. The stud bolt for a rear wheel of claim 1, wherein: the outer screw rod (2) deviate from being provided with on the terminal surface of polished rod (1) and cover hexagonal groove (21) and with mounting groove (23) of guide way (22) intercommunication, be provided with mounting panel (6) in mounting groove (23), be provided with hexagonal hole (61) on mounting panel (6).
6. The stud bolt for a rear wheel of claim 1, wherein: a cross block (7) is arranged in the cross groove (41), the cross block (7) is made of rubber, and a cover plate (71) covering the cross groove (41) is arranged on the end face, deviating from the cross groove (41), of the cross block (7).
7. The stud bolt for a rear wheel of claim 6, wherein: and an embedded groove (44) for embedding the cover plate (71) is formed in the end face, deviating from the external thread rod (2), of the hexagonal block (4).
8. The stud bolt for a rear wheel of claim 1, wherein: the polished rod (1) is provided with a convex block (11), and two opposite sides of the convex block (11) are provided with supporting surfaces (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120144053.6U CN214367155U (en) | 2021-01-19 | 2021-01-19 | Vehicle rear wheel stud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120144053.6U CN214367155U (en) | 2021-01-19 | 2021-01-19 | Vehicle rear wheel stud |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214367155U true CN214367155U (en) | 2021-10-08 |
Family
ID=77957088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120144053.6U Active CN214367155U (en) | 2021-01-19 | 2021-01-19 | Vehicle rear wheel stud |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214367155U (en) |
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2021
- 2021-01-19 CN CN202120144053.6U patent/CN214367155U/en active Active
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