CN212536396U

CN212536396U - Anti-loose fastening combined screw

Info

Publication number: CN212536396U
Application number: CN202020863380.2U
Authority: CN
Inventors: 刘来琛
Original assignee: Suzhou Jieying Hardware Co ltd
Current assignee: Suzhou Jieying Hardware Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-02-12
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a locking fastening combination screw, including the screw body, the surface from the top down of screw body overlaps in proper order and is equipped with first locking pad and second locking pad, the bottom of first locking pad is provided with first tooth, the top of second locking pad is provided with second tooth, first tooth and second tooth looks adaptation, the surface of screw body is provided with first screw thread, the surface cover of screw body is equipped with the nut. The utility model discloses a cooperation of screw body, first locking pad, the locking pad of second, first tooth, second tooth, first screw thread, nut, second screw thread and the compound plastics of many first engineering has realized locking effectual purpose, the demand of locking when can satisfying the use, thereby eliminate the potential safety hazard of existence, improved the user and felt to the experience of screw, satisfy the demand in current market, the practicality and the usability of screw have been improved, the not good problem of screw locking effect in the past has been solved.

Description

Anti-loose fastening combined screw

Technical Field

The utility model relates to a screw technical field specifically is locking fastening combination screw.

Background

When using the screw, the user basically wants to have good fastening effect after using, hopes always to fix sometimes, but the locking effect of the screw that a lot of productions were produced is not very good, can not satisfy the demand of locking when using not hard up to there is very big potential safety hazard, reduced the user and felt to the experience of screw, can not satisfy the demand in current market, because the problem that exists above, the practicality and the usability of screw have been reduced, locking fastening combination screw has been promoted to pertinence.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking fastening combination screw possesses locking effectual advantage, has solved the not good problem of screw locking effect in the past.

In order to achieve the above object, the utility model provides a following technical scheme: locking fastening combination screw, including the screw body, the cover is equipped with first locking pad and second locking pad in proper order under the surface from the top down of screw body, the bottom of first locking pad is provided with first tooth, the top of second locking pad is provided with the second tooth, first tooth and second tooth looks adaptation, the surface of screw body is provided with first screw thread, the surface cover of screw body is equipped with the nut, the second screw thread has been seted up to the inner wall of nut, the nut passes through first screw thread and second screw thread threaded connection with the screw body, the surface spraying of second screw thread has the multiple-element engineering composite plastic.

Preferably, the first thread is in the shape of a machine thread and the second thread is in the shape of a machine thread.

Preferably, the top of first locking pad is provided with first anti-skidding line, the bottom of second locking pad is provided with second anti-skidding line.

Preferably, the angle of the first tooth is greater than the angle of the first thread, and the angle of the second tooth is greater than the angle of the first thread.

Preferably, the screw body is made of carbon steel, and the nut is made of carbon steel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a cooperation of screw body, first locking pad, the locking pad of second, first tooth, second tooth, first screw thread, nut, second screw thread and the compound plastics of many first engineering has realized locking effectual purpose, the demand of locking when can satisfying the use, thereby eliminate the potential safety hazard of existence, improved the user and felt to the experience of screw, satisfy the demand in current market, the practicality and the usability of screw have been improved, the not good problem of screw locking effect in the past has been solved.

2. The utility model discloses a set up first locking pad and second locking pad, be used for prescribing a limit to the screw body, prevent that the screw body is not hard up, through setting up first tooth and second tooth, be used for connecting first locking pad and second locking pad, through setting up first screw thread, nut and second screw thread, be used for increasing reverse pivoted resistance, thereby further improve the locking effect of screw body, through setting up the compound plastics of multiple engineering, be used for further improving reverse pivoted resistance, thereby improve the locking effect of screw body, through setting up first anti-skidding line and second anti-skidding line, a frictional force for increasing the contact surface, thereby improve locking effect once more.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a bottom view of the nut of the present invention;

fig. 3 is a front view of the second anti-loosening pad of the present invention.

In the figure: 1. a screw body; 2. a first anti-loosening pad; 3. a second anti-loosening pad; 4. a first tooth; 5. a second tooth; 6. a first thread; 7. a nut; 8. a second thread; 9. multi-element engineering composite plastics; 10. a first anti-skid pattern; 11. and a second anti-slip pattern.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the anti-loosening fastening combination screw comprises a screw body 1, a first anti-loosening pad 2 and a second anti-loosening pad 3 are sequentially sleeved on the surface of the screw body 1 from top to bottom, first teeth 4 are arranged at the bottom of the first anti-loosening pad 2, second teeth 5 are arranged at the top of the second anti-loosening pad 3, the first teeth 4 are matched with the second teeth 5, first threads 6 are arranged on the surface of the screw body 1, a nut 7 is sleeved on the surface of the screw body 1, second threads 8 are arranged on the inner wall of the nut 7, the nut 7 is in threaded connection with the screw body 1 through the first threads 6 and the second threads 8, multi-element engineering composite plastic 9 is sprayed on the surface of the second threads 8, the first threads 6 are mechanical threads, the second threads 8 are mechanical threads, first anti-slipping threads 10 are arranged at the top of the first anti-loosening pad 2, second anti-slipping threads 11 are arranged at the bottom of the second anti-loosening pad 3, the angle of the first tooth 4 is larger than that of the first thread 6, the angle of the second tooth 5 is larger than that of the first thread 6, the screw body 1 is made of carbon steel, the nut 7 is made of carbon steel, the first anti-loosening pad 2 and the second anti-loosening pad 3 are arranged and used for limiting the screw body 1 and preventing the screw body 1 from loosening, the first tooth 4 and the second tooth 5 are arranged and used for connecting the first anti-loosening pad 2 and the second anti-loosening pad 3, the first thread 6, the nut 7 and the second thread 8 are arranged and used for increasing the resistance to reverse rotation, so that the anti-loosening effect of the screw body 1 is further improved, the multi-element engineering composite plastic 9 is arranged and used for further improving the resistance to reverse rotation and improving the anti-loosening effect of the screw body 1, and the first anti-slipping thread 10 and the second anti-slipping thread 11 are arranged and used for increasing the friction force of a contact surface, thereby improve locking effect once more, through screw body 1, first locking pad 2, second locking pad 3, first tooth 4, second tooth 5, first screw thread 6, nut 7, the cooperation of second screw thread 8 and the compound plastics of many first engineering 9, the effectual purpose of locking has been realized, locking demand when can satisfying the use, thereby eliminate the potential safety hazard of existence, the experience of user to the screw is felt has been improved, satisfy the demand in current market, the practicality and the usability of screw have been improved, the not good problem of screw locking effect in the past has been solved.

During the use, inject screw body 1 through first locking pad 2 and second locking pad 3, prevent that screw body 1 is not hard up, connect first locking pad 2 and second locking pad 3 through first tooth 4 and second tooth 5, through first screw thread 6, nut 7 and the resistance of the 8 increase reverse rotations of second screw thread, thereby further improve screw body 1's locking effect, further improve reverse pivoted resistance through the compound plastics of multiple project 9, thereby improve screw body 1's locking effect, increase the frictional force of contact surface through first anti-skidding line 10 and second anti-skidding line 11, thereby improve locking effect once more.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Locking fastening combination screw, including screw body (1), its characterized in that: the utility model discloses a bolt, including screw body (1), the surface of screw body (1) is equipped with first locking pad (2) and second locking pad (3) from the top down in proper order, the bottom of first locking pad (2) is provided with first tooth (4), the top of second locking pad (3) is provided with second tooth (5), first tooth (4) and second tooth (5) looks adaptation, the surface of screw body (1) is provided with first screw thread (6), the surface cover of screw body (1) is equipped with nut (7), second screw thread (8) have been seted up to the inner wall of nut (7), nut (7) and screw body (1) are through first screw thread (6) and second screw thread (8) threaded connection, the surface spraying of second screw thread (8) has many units engineering composite plastic (9).

2. The anti-loosening fastening combination screw according to claim 1, wherein: the first thread (6) is in the shape of a machine thread and the second thread (8) is in the shape of a machine thread.

3. The anti-loosening fastening combination screw according to claim 1, wherein: the top of the first anti-loosening pad (2) is provided with first anti-skidding lines (10), and the bottom of the second anti-loosening pad (3) is provided with second anti-skidding lines (11).

4. The anti-loosening fastening combination screw according to claim 1, wherein: the angle of the first tooth (4) is larger than that of the first thread (6), and the angle of the second tooth (5) is larger than that of the first thread (6).

5. The anti-loosening fastening combination screw according to claim 1, wherein: the screw body (1) is made of carbon steel, and the nut (7) is made of carbon steel.