CN215444722U - Wheel nut capable of preventing surface from being scratched - Google Patents
Wheel nut capable of preventing surface from being scratched Download PDFInfo
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- CN215444722U CN215444722U CN202121737425.2U CN202121737425U CN215444722U CN 215444722 U CN215444722 U CN 215444722U CN 202121737425 U CN202121737425 U CN 202121737425U CN 215444722 U CN215444722 U CN 215444722U
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- scraping
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- nut
- limiting ring
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Abstract
The utility model relates to a wheel nut capable of preventing surface scraping, which comprises a nut body, wherein the nut body is a hexagonal nut and is provided with a threaded hole along the axis, and one end of the nut body is provided with a scraping prevention plate; the cross section of the scraping-proof plate is in a regular hexagon shape; the anti-scraping plate is also provided with an anti-loosening limiting ring and a plurality of expansion grooves along the lateral peripheral surface, the expansion grooves are respectively arranged on different lateral edges of the anti-scraping plate and correspond to the anti-loosening limiting ring in position, and the width of each expansion groove is larger than the thickness of the anti-loosening limiting ring; the distance between the pair of expansion grooves which are symmetrical relative to the axis of the bolt through hole is larger than the distance between the parallel side surfaces of the scratch-resistant plate; the side edge of the anti-loosening limiting ring is provided with a fracture; realized preventing scraping the board and replacing nut body and wheel hub contact, avoided the nut body to receive the wheel hub scraping, reduced the rotation through the frictional force between locking spacing ring increase and wheel hub simultaneously, prevented that scraping the board scraping nut body and produced wearing and tearing.
Description
Technical Field
The utility model relates to the technical field of fasteners, in particular to a wheel nut capable of preventing surfaces from being scratched.
Background
In the vehicle engineering field, the connection between the wheel hub and the steel ring of the truck is realized through bolts and corresponding nuts, the wheel hub nut is used as a part of an automobile hub assembly, the automobile advancing process plays a vital role, and the fastening degree of the wheel hub is directly related to the advancing safety of the vehicle. Present wheel hub nut includes the nut body and the cap of cover on locating the nut body, and the cap plays separation wheel hub and bolt and causes substantive extruded injury to the nut body, but the cap appears rotating because of wheel hub vibrations easily in reality and nut body cooperation process, and then scrapes the nut and produce wearing and tearing. Therefore, it is an urgent technical problem to design a wheel nut for preventing surface scratch, which prevents the nut from rotating and reduces abrasion.
Disclosure of Invention
The utility model provides a wheel nut for preventing surface scraping to solve the problems.
According to the technical scheme, the wheel nut capable of preventing the surface from being scratched comprises a nut body, wherein the nut body is a hexagonal nut and is provided with a threaded hole along the axis, and one end of the nut body is provided with a scratch-proof plate; the center of the scraping-proof plate is provided with a bolt through hole corresponding to the threaded hole, and the radial section of the scraping-proof plate is in a regular hexagon shape; the anti-scraping plate is also provided with an anti-loosening limiting ring and a plurality of expansion grooves along the lateral peripheral surface, the expansion grooves are respectively arranged on different lateral edges of the anti-scraping plate and correspond to the anti-loosening limiting ring in position, and the width of each expansion groove is not less than the thickness of the anti-loosening limiting ring; the distance between the pair of expansion grooves which are symmetrical relative to the axis of the bolt through hole is larger than the distance between the parallel side surfaces of the scratch-resistant plate; one side edge of the anti-loosening limiting ring is provided with a fracture.
After the structure is adopted, one end of the nut body, which is provided with the scraping prevention plate, faces the bolt, the threaded hole is matched with the bolt to be connected with the hub, the scraping prevention plate is in close contact with the hub, the nut body is prevented from being in direct contact with the hub, the hub is prevented from scraping the surface of the nut body when the wheel vibrates, the abrasion of the nut body is reduced, the nut is further prevented from loosening, and the safety risk is reduced; the anti-loosening limiting ring rotates relative to the anti-scraping plate, so that the side edges of the bisection opening enter the expansion groove and are attached to the bottom of the expansion groove, the distance between the pair of expansion grooves symmetrical relative to the axis of the bolt through hole is larger than the distance between the parallel side surfaces of the anti-scraping plate, the anti-loosening limiting ring is extruded by the expansion groove, the breaking opening is opened, the anti-loosening limiting ring extrudes the wall of the bolt hole on the hub, the friction force between the anti-scraping plate and the hub is increased, the rotation of the anti-scraping plate relative to the hub is reduced, and the scraping abrasion caused by the rotation of the anti-scraping plate relative to the nut body is reduced; realized preventing scraping the board and replacing nut body and wheel hub contact, avoided the nut body to receive the wheel hub scraping, prevented simultaneously through locking spacing ring increase that the frictional force between scraping board and wheel hub reduces the rotation of preventing scraping the board, prevented that the scraping board scraping nut body from producing wearing and tearing.
As a further improvement of the utility model, the threaded hole is provided with a connecting plate extending into the bolt through hole along the edge, and the connecting plate is bent towards the side wall of the bolt through hole to form a connecting groove; the bolt through hole is provided with a connecting block extending into the connecting groove.
After the structure is adopted, the connecting block on the through hole of the bolt is clamped into the connecting groove, so that the scratch-resistant plate is prevented from accidentally falling and losing; simultaneously because the nut body remains throughout with prevent scraping board zonulae occludens, prevent that the scraping board from colliding the nut body because of wheel hub vibrations, reduce the wearing and tearing of nut.
As a further improvement of the utility model, lubricating grease is arranged in the connecting groove and on the end surface of the nut body opposite to the scraping-proof plate.
After adopting above-mentioned structure, set up lubricating grease through in the spread groove and nut body and the relative terminal surface of preventing scraping the board, when preventing scraping the board and rotating because of the relative nut body of external force, reduce the scraping that spread groove and nut body received, reduce wearing and tearing.
As a further improvement of the utility model, one surface of the scraping-proof plate, which is back to the nut body, is provided with a plurality of anti-rotation convex lines distributed along the radial direction.
After adopting above-mentioned structure, when the nut body is screwed with the bolt and will prevent scraping the board and press on wheel hub, increase the area of contact of preventing scraping board and wheel hub through preventing changeing the burr, increase the frictional force between the two, prevent that the scraping board from rotating the scraping nut body.
As a further improvement of the utility model, the edge of the end face of the nut body facing the scraping prevention plate is provided with a chamfer.
After adopting above-mentioned structure, through set up the chamfer at the terminal surface edge of nut body orientation scraping prevention board, reduce the area of contact of nut body and scraping prevention board, reduce the wearing and tearing that produce when scraping the nut body because of external force vibrations scraping prevention board.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the anti-loosening limiting ring.
Fig. 3 is a schematic view of the connecting groove structure.
1-nut body, 2-threaded hole, 3-scratch-resistant plate, 4-bolt through hole, 5-anti-loose limiting ring, 6-expansion groove, 7-fracture, 8-connecting plate, 9-connecting groove, 10-connecting block and 11-anti-rotation convex pattern.
Detailed Description
The wheel nut for preventing the surface from being scratched, as shown in fig. 1-3, comprises a nut body 1, wherein the nut body 1 is a hexagonal nut and is provided with a threaded hole 2 along an axis, and one end of the nut body 1 is provided with a scratch-proof plate 3; the center of the scraping-proof plate 3 is provided with a bolt through hole 4 corresponding to the threaded hole 2, and the radial section of the scraping-proof plate 3 is in a regular hexagon shape; the anti-scraping plate 3 is also provided with an anti-loosening limiting ring 5 and a plurality of expansion grooves 6 along the lateral peripheral surface, the expansion grooves 6 are respectively arranged on different lateral edges of the anti-scraping plate 3 and correspond to the anti-loosening limiting ring 5 in position, and the width of each expansion groove 6 is not less than the thickness of the anti-loosening limiting ring 5; the distance between the pair of expansion grooves 6 which are symmetrical relative to the axis of the bolt through hole 4 is larger than the distance between the parallel side surfaces of the scratch-proof plate 3; and a fracture 7 is arranged on one side edge of the anti-loosening limiting ring 5.
One end of the nut body 1, which is provided with the scraping prevention plate 3, faces the bolt, the threaded hole 2 is matched with the bolt to be connected with the hub, and the scraping prevention plate 3 is in close contact with the hub, so that the nut body 1 is prevented from being directly contacted with the hub, the hub is prevented from scraping the surface of the nut body 1 when a wheel vibrates, the abrasion of the nut body 1 is reduced, the nut is further prevented from loosening, and the safety risk is reduced; the side edge opposite to the breaking opening 7 enters the expansion groove 6 and is attached to the bottom of the expansion groove 6 by the rotation of the anti-loosening limiting ring 5 relative to the anti-scraping plate 3, the distance between the pair of expansion grooves 6 symmetrical relative to the axis of the bolt through hole 4 is larger than the distance between the parallel side surfaces of the anti-scraping plate 3, the anti-loosening limiting ring 5 is extruded by the expansion groove 6, the breaking opening 7 is opened to enable the anti-loosening limiting ring 5 to extrude the wall of a bolt hole on a hub, the friction force between the anti-scraping plate 3 and the hub is increased, the rotation of the anti-scraping plate 3 relative to the hub is reduced, and therefore the scraping abrasion generated by the rotation of the anti-scraping plate 3 relative to the nut body 1 is reduced; realized preventing scraping plate 3 and replacing nut body 1 and wheel hub contact, avoided nut body 1 to receive the wheel hub scraping, prevented scraping plate 3 and wheel hub within a definite time frictional force through the increase of locking spacing ring 5 simultaneously and reduced the rotation of preventing scraping plate 3, prevented that scraping plate 3 scrapes nut body 1 and produces wearing and tearing.
The threaded hole 2 is provided with a connecting plate 8 extending into the bolt through hole 4 along the edge, and the connecting plate 8 is bent towards the side wall of the bolt through hole 4 to form a connecting groove 9; the bolt through hole 4 is provided with a connecting block 10 extending into the connecting groove 9.
The connecting block 10 on the bolt through hole 4 is clamped into the connecting groove 9, so that the scratch-proof plate 3 is prevented from accidentally falling and losing; simultaneously because nut body 1 remains throughout with prevent scraping board 3 in close contact with, prevent that scraping board 3 from colliding nut body 1 because of wheel hub vibrations, reducing the wearing and tearing of nut.
And lubricating grease is arranged in the connecting groove 9 and on the end face of the nut body 1 opposite to the scraping-resistant plate 3.
Through in spread groove 9 and nut body 1 and the relative terminal surface of preventing scraping board 3 set up lubricating grease, when preventing scraping board 3 and rotating because of the relative nut body 1 of external force, reduce the scraping that spread groove 9 and nut body 1 received, reduce wearing and tearing.
And a plurality of anti-rotation convex lines 11 distributed along the radial direction are arranged on one surface of the anti-scraping plate 3 back to the nut body 1.
When nut body 1 and bolt are screwed and will prevent scraping plate 3 and press on wheel hub, prevent scraping plate 3 and wheel hub's area of contact through preventing changeing burr 11 increase, increase the frictional force between the two, prevent to prevent that scraping plate 3 from rotating scraping nut body 1.
The edge of the end face, facing the scraping prevention plate 3, of the nut body 1 is provided with a chamfer.
Set up the chamfer through the terminal surface edge at nut body 1 orientation scraping prevention board 3, reduce nut body 1 and scraping prevention board 3's area of contact, reduce the wearing and tearing that produce when scraping prevention board 3 because of external force vibrations scrapes nut body 1.
Claims (5)
1. The utility model provides a prevent wheel nut of surface scraping, includes nut body (1), and this nut body (1) is hexagonal nut and is equipped with screw hole (2) along the axis, its characterized in that: one end of the nut body (1) is provided with a scraping-proof plate (3); the center of the scraping-proof plate (3) is provided with a bolt through hole (4) corresponding to the threaded hole (2), and the radial section of the scraping-proof plate (3) is in a regular hexagon shape; the scraping-resistant plate (3) is further provided with a locking limiting ring (5) and a plurality of expansion grooves (6) along the lateral peripheral surface, the expansion grooves (6) are respectively arranged on different lateral edges of the scraping-resistant plate (3) and correspond to the locking limiting ring (5), and the width of each expansion groove (6) is not less than the thickness of the locking limiting ring (5); the distance between the pair of expansion grooves (6) which are symmetrical relative to the axis of the bolt through hole (4) is larger than the distance between the parallel side surfaces of the scraping-proof plate (3); one side edge of the anti-loosening limiting ring (5) is provided with a fracture opening (7).
2. A surface scratch resistant wheel nut as claimed in claim 1, wherein: a connecting plate (8) extending into the bolt through hole (4) is arranged along the edge of the threaded hole (2), and the connecting plate (8) is bent towards the side wall of the bolt through hole (4) to form a connecting groove (9); the bolt through hole (4) is provided with a connecting block (10) extending into the connecting groove (9).
3. A surface scratch resistant wheel nut as claimed in claim 2, wherein: and lubricating grease is arranged in the connecting groove (9) and on the end face of the nut body (1) opposite to the scraping-resistant plate (3).
4. A surface scratch resistant wheel nut as claimed in claim 1, wherein: and a plurality of anti-rotation convex lines (11) distributed along the radial direction are arranged on one surface of the anti-scraping plate (3) back to the nut body (1).
5. A surface scratch resistant wheel nut as claimed in any one of claims 1 to 4, wherein: the edge of the end face, facing the scraping prevention plate (3), of the nut body (1) is provided with a chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737425.2U CN215444722U (en) | 2021-07-28 | 2021-07-28 | Wheel nut capable of preventing surface from being scratched |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737425.2U CN215444722U (en) | 2021-07-28 | 2021-07-28 | Wheel nut capable of preventing surface from being scratched |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215444722U true CN215444722U (en) | 2022-01-07 |
Family
ID=79685105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121737425.2U Active CN215444722U (en) | 2021-07-28 | 2021-07-28 | Wheel nut capable of preventing surface from being scratched |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215444722U (en) |
-
2021
- 2021-07-28 CN CN202121737425.2U patent/CN215444722U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |