Anti-theft screw assembly

Abstract

The anti-theft screw assembly comprises a screw body, one side of the screw body is provided with a first anti-theft assembly, the first anti-theft assembly comprises a circular groove and a first circular pipe, the circular groove is formed in the side wall of the screw body, the first circular pipe is connected to the inner side wall of the circular groove in a clamped mode, and the top end of the first circular pipe is fixedly connected with a first limiting block; the bottom end of the first round pipe is fixedly connected with a connecting block, the inner side wall of the round groove is connected with a second round pipe in a clamped mode, the bottom end of the second round pipe is fixedly connected with a second limiting block, the top end of the second round pipe is fixedly connected with a connecting groove, and the connecting block is connected with the connecting groove through threads. According to the anti-theft screw, the anti-theft effect can be achieved, the anti-theft effect can be achieved even when the screw body is forcibly damaged, the situation of theft is prevented, the cost caused by theft of a rail is further reduced, the safety of a train is further guaranteed, and the using effect is improved accordingly.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-theft screws, in particular to an anti-theft screw assembly. Background Art

[0002] Rail anti-theft screws are a kind of security fasteners specially used for rail transit equipment. In today's society, the research and development and application of rail anti-theft screws provide an effective means of protection for rail transit safety. Rail anti-theft screws adopt a special thread design, which makes them have a self-locking function during the tightening process. When this screw is tightened, the friction between the threads is much greater than that of ordinary screws, which requires a large torque for disassembly, and it is difficult for ordinary tools to produce such a large torque, so it plays an anti-theft role. High strength: Rail anti-theft screws are made of high-performance materials, with good tensile strength and shear strength, and can withstand various forces during the operation of the train. Good corrosion resistance: The surface of the rail anti-theft screws has been specially treated and has good corrosion resistance. It can be used for a long time in harsh environments. Easy to install and disassemble: Although the rail anti-theft screws have anti-theft functions.

[0003] Patent publication number "CN208236868U" discloses "an anti-theft screw, belonging to the field of screw technology, the key points of its technical solution include a screw rod and a nut connected as one piece, the top of the nut is provided with an inner hexagonal groove, the bottom center of the inner hexagonal groove is provided with a positioning column, the circumferential surface of the positioning column is provided with a plurality of protrusions, the protrusions extend along the length direction of the positioning column and are consistent with the length of the positioning column. The utility model has the advantages of simple structure and reliable anti-theft."

[0004] In view of the above problems, the existing anti-theft screws are anti-theft through the inner hexagonal slot. In actual use, there are still several ways to disassemble them. It is difficult to complete the anti-theft work during use, and there is still a risk of theft after being forcibly damaged, which makes it easy for the track to be stolen.

[0005] Therefore, the utility model provides an anti-theft screw assembly to solve the above problems. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides an anti-theft screw assembly, which solves the problem that the existing anti-theft screws are inserted through the inner hexagonal slot for anti-theft, but there are still several ways to disassemble them during actual use, making it difficult to complete the anti-theft work during use.

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: an anti-theft screw assembly, comprising a screw body, an anti-theft assembly 1 is arranged on one side of the screw body, the anti-theft assembly 1 comprises a circular groove and a circular tube 1, the circular groove is opened on the side wall of the screw body, the circular tube 1 is clamped on the inner side wall of the circular groove, the top end of the circular tube 1 is fixedly connected to a limiting block 1, the bottom end of the circular tube 1 is fixedly connected to a connecting block, the inner side wall of the circular groove is clamped with a circular tube 2, the bottom end of the circular tube 2 is fixedly connected to a limiting block 2, the top end of the circular tube 2 is fixedly connected to a connecting groove, and the connecting block and the connecting groove are connected by a thread.

[0008] Furthermore, an anti-theft component 2 is provided at one end of the screw body, and the anti-theft component 2 includes a round cap and a slide groove. The round cap is provided on the side wall of the screw body, and the slide groove is opened on one side of the round cap. A round hole is opened on one side of the round cap, and an anti-theft cover is clamped on one side of the round cap. A clamping block is fixedly connected to one side of the anti-theft cover, and the clamping block is clamped with the slide groove.

[0009] By adopting the above technical solution, an anti-theft effect can be achieved to prevent disassembly.

[0010] Furthermore, a rectangular groove is provided on one side of the anti-theft cover, and the inner side wall of the rectangular groove is polished.

[0011] By adopting the technical solution, it is convenient for workers to carry out disassembly work.

[0012] Furthermore, a paddle is fixedly connected to one side of the anti-theft cover, and the surface of the paddle is treated with protection.

[0013] By adopting the technical solution, the anti-theft cover can be easily installed.

[0014] Furthermore, anti-slip patterns are respectively arranged on the side walls of the first limiting block and the second limiting block.

[0015] By adopting the above technical solution, the rotation of limit block 1 and limit block 2 can be made more convenient.

[0016] Furthermore, a gasket is provided on the side wall of the screw body.

[0017] By adopting the above technical solution, the anti-theft effect can be better.

[0018] Beneficial Effects

[0019] The utility model provides an anti-theft screw assembly. Compared with the prior art, it has the following advantages:

[0020] Beneficial effects:

[0021] 1. The anti-theft screw assembly can play a good anti-theft effect by setting the anti-theft component 1. Even when the screw body is forcibly damaged, it will still have an anti-theft effect to prevent theft, reduce the cost caused by track theft, and ensure the safety of the train. The effect of use will also increase accordingly.

[0022] 2. The anti-theft screw assembly can protect the screws by setting up the anti-theft component 2, making it impossible to disassemble the screws. The thieves can be dissuaded during use, and the anti-theft cover is difficult to be destroyed. Forced destruction will make a loud noise to alert patrol personnel, which further reduces the theft after the screws are destroyed, making the use effect better. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the implementation scheme of the utility model or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0025] Figure 2 This utility model Figure 1 A magnified view of the structure at center A;

[0026] Figure 3 It is an exploded view of the overall structure of the utility model;

[0027] Figure 4 This utility model Figure 3 A magnified view of the structure at B in the middle.

[0028] In the figure: 1. screw body; 2. anti-theft component 1; 21. circular groove; 22. circular tube 1;

[0029] 23. Limit block one; 24. Connecting block; 25. Round tube two; 26. Limit block two; 27. Connecting groove; 3. Anti-theft component two; 31. Round cap; 32. Slide groove; 33. Round hole; 34. Anti-theft cover; 35. Block; 36. Pick; 4. Rectangular groove; 5. Gasket. DETAILED DESCRIPTION

[0030] It should be noted that in the description of the embodiments of the present application, the terms "front, rear", "left, right", "up, down", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present application. The terms "install", "connect", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0031] The present application is further described in detail below through drawings and examples.

[0032] Reference Figure 1 to Figure 2 The embodiment of the present application provides an anti-theft screw assembly, including a screw body 1, an anti-theft assembly 2 is arranged on one side of the screw body 1, the anti-theft assembly 2 includes a circular groove 21 and a circular tube 22, the circular groove 21 is opened on the side wall of the screw body 1, the circular tube 22 is clamped on the inner side wall of the circular groove 21, the top of the circular tube 22 is fixedly connected to a limiting block 23, the bottom end of the circular tube 22 is fixedly connected to a connecting block 24, the inner side wall of the circular groove 21 is clamped with a circular tube 25, the bottom end of the circular tube 25 is fixedly connected to a limiting block 26, the top of the circular tube 25 is fixedly connected to a connecting groove 27, the connecting block 24 and the connecting groove 27 are connected by threads, the side walls of the limiting block 23 and the limiting block 26 are respectively provided with anti-slip grooves, and the side wall of the screw body 1 is provided with a gasket 5.

[0033] During specific implementation: first, the screw body 1 can be used to screw the track and the connection buckle reserved on the ground together, and then the round tube 1 22 and the round tube 25 are inserted into the inside of the circular groove 21, and then the limit block 1 23 is rotated to allow the connection block 24 to be screwed into the inside of the connection groove 27, so that the round tube 1 22 can limit the screw body 1. When a thief forcibly rotates the screw body 1, the anti-theft component 1 2 can play a good protective effect and reduce the possibility of theft.

[0034] Reference Figures 1 to 4In one aspect of the present embodiment, an anti-theft component 23 is provided at one end of the screw body 1, and the anti-theft component 23 includes a round cap 31 and a slide groove 32. The round cap 31 is provided on the side wall of the screw body 1, and the slide groove 32 is provided on one side of the round cap 31. A round hole 33 is provided on one side of the round cap 31, and an anti-theft cover 34 is clamped on one side of the round cap 31. A clamping block 35 is fixedly connected to one side of the anti-theft cover 34, and the clamping block 35 is clamped with the slide groove 32. A rectangular groove 4 is provided on one side of the anti-theft cover 34, and the inner side wall of the rectangular groove 4 is polished. A paddle 36 is fixedly connected to one side of the anti-theft cover 34, and the surface of the paddle 36 is protected.

[0035] During the specific implementation: the round cap 31 is then put on the side wall of the screw body 1, and then the clamping block 35 is inserted into the inside of the slide groove 32 to complete the clamping work, so that the anti-theft cover 34 can protect the screw body 1 to prevent the screw body 1 from being disassembled by thieves using tools, and reduce the possibility of loss.

[0036] All electrical equipment in this solution are powered by an external power supply.

[0037] Working principle: First, use the screw body 1 to screw the track and the connection buckle reserved on the ground together, then insert the round tube 1 22 and the round tube 2 25 into the inside of the circular groove 21, and then rotate the limit block 1 23 to allow the connecting block 24 to be screwed into the inside of the connecting groove 27, so that the round tube 1 22 can limit the screw body 1, such as when a thief forcibly rotates the screw body 1.

[0038] Then, the round cap 31 is put on the side wall of the screw body 1 , and then the clamping block 35 is clamped into the inside of the slide groove 32 to complete the clamping work, so that the anti-theft cover 34 can protect the screw body 1 .

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An anti-theft screw assembly, comprising a screw body (1), characterized in that: An anti-theft component (2) is provided on one side of the screw body (1), and the anti-theft component (2) comprises a circular groove (21) and a circular tube (22). The circular groove (21) is provided on the side wall of the screw body (1), and the circular tube (22) is clamped on the inner side wall of the circular groove (21). The top end of the circular tube (22) is fixedly connected to a limiting block (23), and the bottom end of the circular tube (22) is fixedly connected to a connecting block (24). The inner side wall of the circular groove (21) is clamped to a circular tube (25), and the bottom end of the circular tube (25) is fixedly connected to a limiting block (26). The top end of the circular tube (25) is fixedly connected to a connecting groove (27), and the connecting block (24) and the connecting groove (27) are connected via a thread.

2. The anti-theft screw assembly according to claim 1, characterized in that: An anti-theft component 2 (3) is arranged at one end of the screw body (1), and the anti-theft component 2 (3) comprises a round cap (31) and a slide groove (32). The round cap (31) is arranged on the side wall of the screw body (1), and the slide groove (32) is arranged on one side of the round cap (31). A round hole (33) is arranged on one side of the round cap (31). An anti-theft cover (34) is clamped on one side of the round cap (31), and a clamping block (35) is fixedly connected to one side of the anti-theft cover (34), and the clamping block (35) is clamped with the slide groove (32).

3. The anti-theft screw assembly according to claim 2, characterized in that: A rectangular groove (4) is provided on one side of the anti-theft cover (34), and the inner side wall of the rectangular groove (4) is polished.

4. The anti-theft screw assembly according to claim 2, characterized in that: A paddle (36) is fixedly connected to one side of the anti-theft cover (34), and the surface of the paddle (36) has been subjected to protective treatment.

5. The anti-theft screw assembly according to claim 1, characterized in that: The side walls of the first limiting block (23) and the second limiting block (26) are respectively provided with anti-slip grooves.

6. The anti-theft screw assembly according to claim 1, characterized in that: A gasket (5) is provided on the side wall of the screw body (1).

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