CN220320070U - Anti-loosening structure of anti-theft nut - Google Patents
Anti-loosening structure of anti-theft nut Download PDFInfo
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- CN220320070U CN220320070U CN202322071018.8U CN202322071018U CN220320070U CN 220320070 U CN220320070 U CN 220320070U CN 202322071018 U CN202322071018 U CN 202322071018U CN 220320070 U CN220320070 U CN 220320070U
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- KJLPSBMDOIVXSN-UHFFFAOYSA-N 4-[4-[2-[4-(3,4-dicarboxyphenoxy)phenyl]propan-2-yl]phenoxy]phthalic acid Chemical group C=1C=C(OC=2C=C(C(C(O)=O)=CC=2)C(O)=O)C=CC=1C(C)(C)C(C=C1)=CC=C1OC1=CC=C(C(O)=O)C(C(O)=O)=C1 KJLPSBMDOIVXSN-UHFFFAOYSA-N 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses an anti-theft nut anti-loosening structure, and relates to the technical field of measures for unauthorized operation of nuts or pins. The anti-theft nut anti-loosening structure comprises a bolt, wherein the surface of the bolt is in threaded connection with a first nut; wherein, the surface of the bolt is connected with a second nut in a threaded manner; wherein, the surface of the second nut is provided with a locking device; wherein, the first nut and the second nut are provided with second sliding grooves inside; wherein, the inside of two second sliding grooves all is provided with stop device. External pulling force not only needs to pull the threads, but also needs to pull the two first columnar bodies to separate from the corresponding first sliding grooves, and because the two second limiting columns are limited by the external pulling force, the two second limiting columns are required to be pulled apart firstly, so that the threads can be pulled to loose, the positions of the two first columnar bodies can be effectively limited by the two second limiting columns, and the first nuts and the second nuts are limited in the bolt position relation, namely, loosening is resisted.
Description
Technical Field
The utility model relates to the technical field of measures for unauthorized operation of nuts or pins, in particular to an anti-theft nut anti-loosening structure.
Background
And (3) a bolt: mechanical parts, parts of matched cylindrical belts; a fastener consisting of a head part and a screw rod (a cylinder with external threads) needs to be matched with a nut for fastening and connecting two through holes.
The conventional nut does not have an anti-theft function, when an lawbreaker wants to steal important power equipment, the conventional nut can be disassembled directly through a tool, if manual patrol or monitoring is adopted, the monitoring cost is high, so that the anti-theft nut is generally adopted for preventing someone from stealing the important power equipment, and the nut which is continuously pulled by gravity is easy to loosen after long-time use, and is very inconvenient to maintain.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides an anti-theft nut anti-loosening structure which can solve the problem of measures for unauthorized operation of nuts or pins.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-theft nut anti-loosening structure comprises a bolt, wherein the surface of the bolt is in threaded connection with a first nut;
wherein, the surface of the bolt is connected with a second nut in a threaded manner;
wherein, the surface of the second nut is provided with an anti-theft component;
wherein, the first nut and the second nut are provided with second sliding grooves inside;
wherein, the inside of two second sliding grooves all is provided with stop device.
Preferably, the anti-theft component comprises a second cylindrical body, the surface of the second cylindrical body is fixedly connected with the surface of the second nut, a fifth sliding groove is formed in the second cylindrical body, a second sliding column is connected to the inner portion of the fifth sliding groove in a sliding mode, the surface of the second sliding column is fixedly connected with a first limiting position, a third limiting spring is fixedly connected to the surface of the first limiting position, and one end, away from the first limiting position, of the third limiting spring is fixedly connected with the inner portion of the second cylindrical body.
Preferably, the limiting device comprises a third sliding column, the surface of the third sliding column is in sliding connection with the inside of the second sliding groove, the upper surface of the second sliding groove is fixedly connected with a first column body, and the lower surface of the first column body is fixedly connected with a first limiting spring;
the inner part of the first columnar body is provided with a fourth sliding groove, the inner part of the fourth sliding groove is connected with a first sliding column in a sliding manner, and the surface of the first sliding column is fixedly connected with a second limiting column.
Preferably, the surface of the second limit post is fixedly connected with a second limit spring, and one end of the second limit spring, which is far away from the second limit post, is fixedly connected with the inside of the first column body;
the two limiting devices are respectively arranged in the two second sliding grooves;
one end of the two first limiting springs, which is far away from the corresponding first columnar body, is fixedly connected with the inner parts of the first nut and the second nut.
Preferably, a third sliding groove is formed in the surface of the first nut, and the inner part of the third sliding groove is in contact with the surface of the second cylindrical body;
the second limiting groove is formed in the third sliding groove, and the inner portion of the second limiting groove is in contact with the surface of the first limiting stopper.
Preferably, two first sliding grooves are formed in the surface of the bolt, and the inner parts of the two first sliding grooves are in contact with the surface of the corresponding first columnar body;
the two first sliding grooves are respectively provided with a first limiting groove, and the inner parts of the two first limiting grooves are contacted with the surfaces of the corresponding second limiting columns.
Compared with the prior art, the utility model has the beneficial effects that:
(1) This anti-theft nut locking structure, through setting up first spacing, thereby first spacing is driven to the inside of second spacing groove by the reset of third spacing spring, thereby restrict the pulling force that exists between its first nut and the second nut, thereby resist the relaxation of fore-and-aft direction, prevent the relaxation phenomenon that receives the pulling force to lead to for a long time to appear, restrict in the inside that corresponds first spacing groove through setting up two second spacing posts, make its two first posts restrict in the inside that corresponds first sliding groove, when having external pulling force, external pulling force not only need pull the screw thread, simultaneously need pull two first posts and make it break away from the inside that corresponds first sliding groove, but because the restriction of its two second spacing posts, external force need pull two second spacing posts earlier, just can pull the screw thread and take place not hard up phenomenon, the restriction of two second spacing posts can effectually restrict the position of two first posts, and then restrict the position relation of first nut and second in the bolt, namely resist the bolt, thereby guarantee that the bolt is stable in the position relation between first nut and second nut.
(2) According to the anti-theft nut anti-loosening structure, the two first columnar bodies are arranged, the position relationship between the bolt and the first nut and the position relationship between the bolt and the second nut are limited in the corresponding first sliding groove, and compared with the relationship among the bolt, the first nut and the second nut which are limited only by threads, when the anti-theft nut needs to rotate, the friction between threads are resisted, the first columnar bodies need to be twisted and broken, so that the two first columnar bodies are arranged, the first nut and the second nut are difficult to detach, and the nut has certain anti-theft capability.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of an anti-theft nut locking structure of the present utility model;
FIG. 2 is a schematic view of the interior of the bolt of the present utility model;
FIG. 3 is a schematic view of the interior of the first nut and the second nut of the present utility model;
FIG. 4 is a schematic diagram illustrating the positional relationship between the second limiting groove and the third sliding groove according to the present utility model;
FIG. 5 is a schematic view of the connection between the second nut and the second cylindrical body according to the present utility model;
FIG. 6 is a schematic view of the inside of a first pillar according to the present utility model;
fig. 7 is a schematic view of the interior of the second cylinder of the present utility model.
Reference numerals: 1. a bolt; 2. a first nut; 3. a second nut; 4. a first limit groove; 5. a first sliding groove; 6. a first columnar body; 7. a first limit spring; 8. a second sliding groove; 9. the second limit groove; 10. a third sliding groove; 11. a first limit stopper; 12. a second column-shaped body; 13. a second limit spring; 14. the second limit column; 15. a first sliding column; 16. a fourth sliding groove; 17. a third limit spring; 18. a second sliding column; 19. a fifth sliding groove; 20. and a third sliding column.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides an anti-theft nut locking structure, includes bolt 1, and the surface threaded connection of bolt 1 has first nut 2, and the surface threaded connection of bolt 1 has second nut 3, and the surface of second nut 3 is provided with anti-theft component, and second sliding tray 8 has all been seted up to the inside of first nut 2 and second nut 3, and the inside of two second sliding trays 8 all is provided with stop device.
The anti-theft component comprises a second cylindrical body 12, the surface of the second cylindrical body 12 is fixedly connected with the surface of the second nut 3, a fifth sliding groove 19 is formed in the second cylindrical body 12, a second sliding column 18 is slidably connected in the fifth sliding groove 19, a first limiting stopper 11 is fixedly connected to the surface of the second sliding column 18, a third limiting spring 17 is fixedly connected to the surface of the first limiting stopper 11, and one end, far away from the first limiting stopper 11, of the third limiting spring 17 is fixedly connected with the inner portion of the second cylindrical body 12.
The limiting device comprises a third sliding column 20, the surface of the third sliding column 20 is in sliding connection with the inside of a second sliding groove 8, the upper surface of the second sliding groove 8 is fixedly connected with a first column body 6, the lower surface of the first column body 6 is fixedly connected with a first limiting spring 7, a fourth sliding groove 16 is formed in the first column body 6, the inside of the fourth sliding groove 16 is in sliding connection with a first sliding column 15, and the surface of the first sliding column 15 is fixedly connected with a second limiting column 14.
The surface fixedly connected with second spacing spring 13 of second spacing post 14, the one end that second spacing post 14 was kept away from to second spacing spring 13 and the inside fixed connection of first column body 6, and stop device's quantity is two, and two stop device set up respectively in the inside of two second sliding tray 8, and two first spacing springs 7 keep away from the inside fixed connection of one end and first nut 2 and second nut 3 that correspond first column body 6.
The surface of the first nut 2 is provided with a third sliding groove 10, the inner part of the third sliding groove 10 is contacted with the surface of the second cylindrical body 12, the inner part of the third sliding groove 10 is provided with a second limiting groove 9, and the inner part of the second limiting groove 9 is contacted with the surface of the first limiting stopper 11.
Two first sliding grooves 5 are formed in the surface of the bolt 1, the inner parts of the two first sliding grooves 5 are in contact with the surface of the corresponding first column body 6, first limiting grooves 4 are formed in the inner parts of the two first sliding grooves 5, and the inner parts of the two first limiting grooves 4 are in contact with the surface of the corresponding second limiting column 14.
When the first nut 2 and the second nut 3 are installed, the second nut 3 is driven to move by external force, the second cylindrical body 12 is driven to move by the movement of the second nut 3, the fifth sliding groove 19 is driven to move by the movement of the second cylindrical body 12, the second sliding post 18 is driven to move by the movement of the fifth sliding groove 19, the first limiting stopper 11 is driven to move by the movement of the second sliding post 18, when the positions of the first limiting stopper 11 and the second limiting groove 9 are overlapped, the third limiting spring 17 is reset, and the first limiting stopper 11 is driven to enter the second limiting groove 9 by the reset of the third limiting spring 17.
When the first nut 2 and the second nut 3 on the mounting bolt 1 need to be mounted, the first nut 2 and the second nut 3 are moved by external force, the movement of the first nut 2 and the second nut 3 drive the corresponding second sliding groove 8 to move, the movement of the two second sliding grooves 8 drive the corresponding third sliding columns 20 to move, the movement of the two third sliding columns 20 drive the corresponding first column bodies 6 to move, the movement of the two first column bodies 6 drive the corresponding fourth sliding grooves 16 to move, the movement of the two fourth sliding grooves 16 drive the corresponding first sliding columns 15 to move, the movement of the two first sliding columns 15 drive the corresponding second limiting columns 14 to move, when the two second limiting columns 14 move to be overlapped with the positions corresponding to the first limiting grooves 4, the two second limiting springs 13 reset, and the reset of the two second limiting springs 13 drive the corresponding second limiting columns 14 to enter the inner parts corresponding to the first limiting grooves 4.
Through setting up first spacing 11, thereby first spacing 11 is driven to the inside of second spacing groove 9 by the reset of third spacing spring 17 and is restricted the pulling force that exists between its first nut 2 and the second nut 3, thereby resist the relaxation of fore-and-aft direction, prevent the relaxation phenomenon that receives the pulling force to lead to for a long time to appear, restrict in the inside that corresponds first spacing groove 4 through setting up two second spacing posts 14, make its two first posts 6 restrict in the inside that corresponds first sliding groove 5, when external pulling force, external pulling force not only need pull the screw thread, thereby need pull two first posts 6 simultaneously and make it break away from the inside that corresponds first sliding groove 5, but because the restriction of its two second spacing posts 14, external force need pull two second spacing posts 14 earlier, just can pull the screw thread and take place not hard up phenomenon, the restriction of two second spacing posts 14 can be effective restriction two first posts 6, and then restrict the position relation of first nut 2 and second nut 3 in 1, thereby guarantee that the bolt 2 and second nut 3 resist the position relation in 1, thereby keep stable between the first nut 2 and the nut position relation.
By providing two first columns 6, the two first columns 6 are arranged in the corresponding first sliding grooves 5 to limit the positional relationship between the bolt 1 and the first and second nuts 2 and 3, and compared with the relationship among the bolt 1, the first and second nuts 2 and 3 which are limited by threads only, when rotation is needed, friction between threads is resisted and the first columns 6 are required to be twisted and broken, so the two first columns 6 are arranged to make the first and second nuts 2 and 3 more difficult to detach and the nuts have certain anti-theft capability.
Working principle: when the first nut 2 and the second nut 3 are installed, the second nut 3 is driven to move by external force, the second cylindrical body 12 is driven to move by the movement of the second nut 3, the fifth sliding groove 19 is driven to move by the movement of the second cylindrical body 12, the second sliding post 18 is driven to move by the movement of the fifth sliding groove 19, the first limiting stopper 11 is driven to move by the movement of the second sliding post 18, when the positions of the first limiting stopper 11 and the second limiting groove 9 are overlapped, the third limiting spring 17 is reset, and the first limiting stopper 11 is driven to enter the second limiting groove 9 by the reset of the third limiting spring 17.
When the first nut 2 and the second nut 3 on the mounting bolt 1 need to be mounted, the first nut 2 and the second nut 3 are moved by external force, the movement of the first nut 2 and the second nut 3 drive the corresponding second sliding groove 8 to move, the movement of the two second sliding grooves 8 drive the corresponding third sliding columns 20 to move, the movement of the two third sliding columns 20 drive the corresponding first column bodies 6 to move, the movement of the two first column bodies 6 drive the corresponding fourth sliding grooves 16 to move, the movement of the two fourth sliding grooves 16 drive the corresponding first sliding columns 15 to move, the movement of the two first sliding columns 15 drive the corresponding second limiting columns 14 to move, when the two second limiting columns 14 move to be overlapped with the positions corresponding to the first limiting grooves 4, the two second limiting springs 13 reset, and the reset of the two second limiting springs 13 drive the corresponding second limiting columns 14 to enter the inner parts corresponding to the first limiting grooves 4.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides an anti-theft nut locking structure, includes bolt (1), its characterized in that: the surface of the bolt (1) is in threaded connection with a first nut (2);
wherein, the surface of the bolt (1) is connected with a second nut (3) in a threaded way;
wherein, the surface of the second nut (3) is provided with an anti-theft component;
wherein, the first nut (2) and the second nut (3) are provided with a second sliding groove (8) inside;
wherein, the inside of two second sliding grooves (8) all is provided with stop device.
2. The antitheft nut locking structure of claim 1 wherein: the anti-theft component comprises a second cylindrical body (12), the surface of the second cylindrical body (12) is fixedly connected with the surface of a second nut (3), a fifth sliding groove (19) is formed in the second cylindrical body (12), a second sliding column (18) is connected to the fifth sliding groove (19) in a sliding mode, a first limiting stopper (11) is fixedly connected to the surface of the second sliding column (18), a third limiting spring (17) is fixedly connected to the surface of the first limiting stopper (11), and one end, away from the first limiting stopper (11), of the third limiting spring (17) is fixedly connected with the inner portion of the second cylindrical body (12).
3. The antitheft nut locking structure of claim 1 wherein: the limiting device comprises a third sliding column (20), the surface of the third sliding column (20) is in sliding connection with the inside of a second sliding groove (8), the upper surface of the second sliding groove (8) is fixedly connected with a first column body (6), and the lower surface of the first column body (6) is fixedly connected with a first limiting spring (7);
the inner part of the first columnar body (6) is provided with a fourth sliding groove (16), the inner part of the fourth sliding groove (16) is connected with a first sliding column (15) in a sliding manner, and the surface of the first sliding column (15) is fixedly connected with a second limiting column (14).
4. A theft-proof nut lockdown structure according to claim 3, characterized in that: the surface of the second limit column (14) is fixedly connected with a second limit spring (13), and one end, far away from the second limit column (14), of the second limit spring (13) is fixedly connected with the inside of the first column body (6);
the number of the limiting devices is two, and the two limiting devices are respectively arranged in the two second sliding grooves (8);
one end, far away from the corresponding first columnar body (6), of the two first limiting springs (7) is fixedly connected with the inner parts of the first nut (2) and the second nut (3).
5. The antitheft nut locking structure of claim 2 wherein: a third sliding groove (10) is formed in the surface of the first nut (2), and the inner part of the third sliding groove (10) is contacted with the surface of the second cylindrical body (12);
the second limiting groove (9) is formed in the third sliding groove (10), and the inner part of the second limiting groove (9) is in contact with the surface of the first limiting stopper (11).
6. The anti-theft nut locking structure according to claim 4, wherein: two first sliding grooves (5) are formed in the surface of the bolt (1), and the inner parts of the two first sliding grooves (5) are in contact with the surface of the corresponding first columnar body (6);
the two first sliding grooves (5) are respectively provided with a first limiting groove (4), and the interiors of the two first limiting grooves (4) are in contact with the surfaces of the corresponding second limiting columns (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322071018.8U CN220320070U (en) | 2023-08-02 | 2023-08-02 | Anti-loosening structure of anti-theft nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322071018.8U CN220320070U (en) | 2023-08-02 | 2023-08-02 | Anti-loosening structure of anti-theft nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320070U true CN220320070U (en) | 2024-01-09 |
Family
ID=89418048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322071018.8U Active CN220320070U (en) | 2023-08-02 | 2023-08-02 | Anti-loosening structure of anti-theft nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320070U (en) |
-
2023
- 2023-08-02 CN CN202322071018.8U patent/CN220320070U/en active Active
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