CN212564008U - Double-end high strength car protection bolt - Google Patents
Double-end high strength car protection bolt Download PDFInfo
- Publication number
- CN212564008U CN212564008U CN202021037190.1U CN202021037190U CN212564008U CN 212564008 U CN212564008 U CN 212564008U CN 202021037190 U CN202021037190 U CN 202021037190U CN 212564008 U CN212564008 U CN 212564008U
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- China
- Prior art keywords
- screw
- spring
- screw portion
- spring groove
- double
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000013011 mating Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of the car fastener and specifically relates to a double-end high strength car protection bolt. The utility model provides a following technical scheme: the utility model provides a double-end high strength automotive protection bolt, includes the bolt body, be equipped with the screw portion that is located the intermediate position on the bolt body and be located the screw thread portion of axial both ends position respectively, be equipped with the screw thread on the screw portion, screw portion sets up with screw portion components of a whole that can function independently, screw portion corresponds screw portion and is equipped with the spring groove, the spring inslot is equipped with the spring, screw portion corresponds the spring groove and is equipped with the mating piece that can stretch into the spring inslot and contradict with the spring, the mating piece sets up to cylindric that can be at spring inslot rotation, the department of meeting of mating piece and screw portion is provided with first grafting tooth and first grafting groove along the circumference interval, the equidistance is arranged between the first grafting. The utility model discloses can play the effect of protection to the auto-parts of installing, prevent that auto-parts is stolen.
Description
Technical Field
The utility model belongs to the technical field of the car fastener and specifically relates to a double-end high strength car protection bolt.
Background
The automotive stud bolt can mount the automotive part on the automobile. Stud among the prior art convenient assembling, the installation of the auto-parts of being convenient for, but also convenient to detach simultaneously for the dismantlement of auto-parts is very convenient, leads to the auto-parts to be stolen easily, influences the use of car.
Disclosure of Invention
To the problem that exists among the prior art, the utility model provides a double-end high strength car protection bolt dismantles inconveniently, plays the effect of protection to the auto-parts of installing, prevents that auto-parts is stolen.
In order to achieve the above purpose, the utility model provides a following technical scheme: a double-end high-strength automobile protection bolt comprises a bolt body, wherein a screw rod part positioned in the middle position and screw thread parts respectively positioned at two axial end positions are arranged on the bolt body, the screw thread part is provided with screw threads, the screw thread part and the screw rod part are separately arranged, the screw rod part is provided with a spring groove corresponding to the screw thread part, a spring is arranged in the spring groove, a matching piece which can extend into the spring groove and is propped against the spring is arranged on the screw thread part corresponding to the spring groove, the mating piece is arranged into a cylindrical shape which can rotate in the spring groove, the joint of the mating piece and the threaded part is provided with first inserting teeth and first inserting grooves at intervals along the circumferential direction, the first inserting teeth are arranged at equal intervals to form first inserting grooves, and the screw rod portion corresponding to the first inserting teeth and the first inserting grooves is provided with second inserting teeth capable of being inserted into the first inserting grooves and second inserting grooves matched with the first inserting teeth.
By adopting the technical scheme, the screw thread part is connected with the screw rod part through the matching of the matching part and the spring groove, and the matching part is cylindrical and can rotate in the spring groove, so that the screw thread part can rotate relative to the screw rod part, and the screw nut can drive the screw thread part to rotate together when being disassembled; in addition, the spring inslot is equipped with the spring that offsets with the fitting piece, and fitting piece department is equipped with first grafting tooth, first inserting groove, screw portion is equipped with the second grafting tooth that can insert first inserting groove and the second inserting groove with first grafting tooth adaptation for screw portion can push screw portion to screw portion when the nut is installed, makes first grafting tooth insert the second inserting groove, second grafting tooth inserts first inserting groove, makes screw portion and screw portion circumference fixed, thereby when revolving the nut, screw portion links to each other with screw portion and can remain motionless, thereby be convenient for twist screw portion with the nut.
Furthermore, one end of the matching piece, which can extend into the spring groove, is provided with a limiting block, and the size of the limiting block is larger than the opening of the spring groove.
By adopting the technical scheme, the matched piece is clamped at the opening of the spring groove by the limiting block, so that the matched piece is prevented from being separated from the spring groove, and the threaded part is connected with the screw rod part.
Further, the depth of the spring groove is not less than the length of the fitting piece.
By adopting the technical scheme, the arrangement enables the fitting piece to completely extend into the spring groove, and the spring groove can be matched.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an axial sectional view of the present invention.
Fig. 3 is an installation diagram of the present invention.
Detailed Description
The following will further describe the embodiments of the present invention with reference to the drawings and examples.
As shown in fig. 1-3, a double-ended high-strength automobile protection bolt includes a bolt body 1, a screw portion 2 located at an intermediate position and screw portions 3 located at two axial end positions are provided on the bolt body 1, threads are provided on the screw portions 3, the screw portions 3 and the screw portions 2 are separately provided, a spring groove 5 is provided corresponding to the screw portions 3 of the screw portion 2, a spring 51 is provided in the spring groove 5, a fitting member 4 capable of extending into the spring groove 5 and abutting against the spring 51 is provided corresponding to the spring groove 5 of the screw portion 3, the fitting member 4 is provided in a cylindrical shape capable of rotating in the spring groove 5, first inserting teeth 6 and first inserting grooves 7 are provided at a circumferential interval at a joint of the fitting member 4 and the screw portions 3, the first inserting teeth 6 are equidistantly arranged to form first inserting grooves 7, and second inserting teeth 8 capable of inserting into the first inserting grooves 7 are provided at a position corresponding to the first inserting teeth 6 and the first inserting grooves 7 of the screw portion 2 and the second inserting teeth 8 are And a second plug-in groove 9 adapted to the first plug-in tooth 6. The screw thread part 3 is matched with the spring groove 5 through the matching piece 4 and is connected with the screw rod part 2, the matching piece 4 is cylindrical and can rotate in the spring groove 5, so that the screw thread part 3 can rotate relative to the screw rod part 2, the screw nut is screwed during disassembly to drive the screw thread part 3 to rotate together, the screw nut cannot be unscrewed from the screw thread part 3, disassembly is inconvenient, the installed automobile parts are protected, and the automobile parts are prevented from being stolen; in addition, a spring 51 which is abutted to the matching piece 4 is arranged in the spring groove 5, a first inserting tooth 6 and a first inserting groove 7 are arranged at the position of the matching piece 4, the screw part 2 is provided with a second inserting tooth 8 which can be inserted into the first inserting groove 7 and a second inserting groove 9 which is matched with the first inserting tooth 6, so that the screw part 3 can push the screw part 3 to the screw part 2 when the nut is installed, the first inserting tooth 6 is inserted into the second inserting groove 9, the second inserting tooth 8 is inserted into the first inserting groove 7, the screw part 3 is circumferentially fixed with the screw part 2, and therefore when the nut is screwed, the screw part 3 is connected with the screw part 2 and can be kept still, and the nut is conveniently screwed into the screw part 3.
The screw portion 2 and the screw portion 3 are both made of high-strength steel, and the strength of the bolt can be improved.
The utility model discloses a screw portion 3 is fastened has packing ring 11 and nut 12, will be fixed on screw portion 2 by connecting piece 13. When the screw is installed, the connected piece 13 is placed on the screw part 2, then the screw parts 3 at two axial ends are provided with a gasket 11 and a nut 12 for fastening the connected piece 13, when the nut 12 is screwed into the screw part 3, the screw part 3 is pushed towards the screw part 2, the first plug-in tooth 6 is inserted into the second plug-in groove 9, the second plug-in tooth 8 is inserted into the first plug-in groove 7, the screw part 3 and the screw part 2 are circumferentially fixed, so that the screw part 3 and the screw part 2 are kept still when the nut 12 is screwed, the nut 12 is screwed into the screw part 3 and screwed to the bottom for a period of time until the screw part 3 rotates relative to the screw part 2 when the nut 12 is screwed, at the moment, the first plug-in tooth 6 leaves the second plug-in groove 9, the second plug-in tooth 8 also leaves the first plug-in groove 7, namely, the screw part 3 and the screw part 2 are not circumferentially connected any more, when the screw nut 12 is screwed, so that the nut 12 cannot be unscrewed from the threaded portion 3.
When detaching, the screw portion 3 is pressed and held, and then the nut 12 is screwed to detach the nut 12 from the screw portion 3, thereby releasing the fastening of the attached member 13, and the attached member 13 can be detached from the screw portion 2.
One end of the fitting piece 4, which can extend into the spring groove 5, is provided with a limiting block 41, and the size of the limiting block 41 is larger than the opening of the spring groove 5. The arrangement enables the fitting piece 4 to be clamped at the opening of the spring groove 5 through the arrangement of the limiting block 41, and the fitting piece 4 is prevented from being separated from the spring groove 5, so that the thread part 3 is connected with the screw rod part 2.
The depth of the spring groove 5 is not less than the length of the fitting piece 4. The arrangement is such that the fitting 4 can be fully inserted into the spring groove 5 and can be adapted to the spring groove 5.
Claims (3)
1. The utility model provides a double-end high strength automotive protection bolt, includes the bolt body, be equipped with the screw portion that is located the intermediate position on the bolt body and the screw portion that is located axial both ends position respectively, be equipped with screw thread on the screw portion, its characterized in that: the screw thread portion and the screw rod portion are arranged in a split mode, the screw rod portion is provided with a spring groove corresponding to the screw thread portion, a spring is arranged in the spring groove, the screw thread portion corresponds to the spring groove and is provided with a matching piece which can stretch into the spring groove and is abutted to the spring, the matching piece is arranged to be cylindrical and can rotate in the spring groove, first inserting teeth and first inserting grooves are arranged at the joint of the matching piece and the screw thread portion along the circumferential interval, first inserting grooves are formed in the first inserting teeth in an equidistance arrangement mode, and the screw rod portion corresponds to the first inserting teeth and is provided with second inserting teeth which can be inserted into the first inserting grooves and second inserting grooves which are matched with the first inserting teeth.
2. The double-ended high-strength automobile protection bolt according to claim 1, characterized in that: one end of the matching piece, which can extend into the spring groove, is provided with a limiting block, and the size of the limiting block is larger than the opening of the spring groove.
3. The double-ended high-strength automobile protection bolt according to claim 1 or 2, characterized in that: the depth of the spring groove is not less than the length of the fitting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021037190.1U CN212564008U (en) | 2020-06-08 | 2020-06-08 | Double-end high strength car protection bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021037190.1U CN212564008U (en) | 2020-06-08 | 2020-06-08 | Double-end high strength car protection bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212564008U true CN212564008U (en) | 2021-02-19 |
Family
ID=74628538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021037190.1U Expired - Fee Related CN212564008U (en) | 2020-06-08 | 2020-06-08 | Double-end high strength car protection bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212564008U (en) |
-
2020
- 2020-06-08 CN CN202021037190.1U patent/CN212564008U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |