High-strength wear-resistant stop screw for automobile

Abstract

The utility model provides a high-strength wear-resistant stop screw for an automobile, and belongs to the technical field of screws. The high-strength wear-resistant check screw for the automobile comprises a screw body and a check structure, the screw body comprises a screw head and a screw rod, the screw rod is connected with the screw head, the check structure comprises a lifting assembly, four elastic pieces and a check assembly, the lifting assembly is arranged in the screw head, and the four elastic pieces are connected with the check assembly. The four elastic pieces are all arranged on one side of the lifting assembly, and the anti-loosening assembly is connected with the screw head. According to the high-strength wear-resistant stop screw for the automobile, the screw can be conveniently prevented from being loosened, the fastening effect is improved, meanwhile, limiting on the four elastic pieces is conveniently relieved, and therefore more labor is saved when the screw is disassembled.

Description

TECHNICAL FIELD

[0001] The application relates to the field of screws, in particular to a high-strength wear-resistant anti-loose screw for automobiles. BACKGROUND

[0002] A screw is commonly known as a screw, which is a tool that uses the physical and mathematical principles of the inclined surface of an object and friction to tighten mechanical parts gradually. It is a general term for fasteners, and is commonly used in daily language. The main function of a screw is to join two objects or fix the position of an object. Screws can be removed or re-tightened at will without affecting their efficiency, and can be reused, and are widely used in mechanical, electrical and building fields. Screws are usually made of metal or plastic, cylindrical in shape, and the surface is engraved with concave and convex grooves called threads. The thread is an inclined surface around the side of the screw, which allows the screw to be locked with a nut or other object through a screw mechanism. Screws are also widely used in automobiles.

[0003] After the screw is connected with the connecting piece, it is easy to be loosened by external force, thereby affecting the fastening effect, the locking effect is poor, and the practicability of the device is reduced. CONTENT OF THE INVENTION

[0004] In order to make up for the above shortcomings, the application provides a high-strength wear-resistant anti-loose screw for automobiles, which aims to improve the problem that the screw is easy to be loosened by external force after being connected with the connecting piece, thereby affecting the fastening effect, the locking effect is poor, and the practicability of the device is reduced.

[0005] The application provides a high-strength wear-resistant anti-loose screw for automobiles, which comprises a screw body and an anti-loose structure, the screw body comprises a screw head and a screw rod, the screw rod is connected with the screw head, the anti-loose structure comprises a lifting assembly, four elastic sheets and an anti-loose assembly, the lifting assembly is arranged in the screw head, the four elastic sheets are arranged on one side of the lifting assembly, and the anti-loose assembly is connected with the screw head.

[0006] In a specific embodiment, the lifting assembly comprises a rotating plate, a sliding rod and a lifting plate, the rotating plate is threadedly connected with the inner wall of the screw head, the sliding rod is slidingly connected with the screw head, the rotating plate is attached to the sliding rod, the sliding rod is arranged on one side of the lifting plate, and the four elastic sheets are arranged on one side of the lifting plate.

[0007] In the above implementation process, through the arrangement of the rotating plate, the sliding rod and the lifting plate, the limiting of the four elastic sheets can be conveniently released, so that the screw is more labor-saving when disassembled.

[0008] In a specific embodiment, one side of the rotating plate is provided with an arc-shaped connecting piece.

[0009] In the implementation process, the arc-shaped connecting piece is arranged on one side of the rotating plate, so that the rotating plate can be conveniently rotated by the user.

[0010] In a specific embodiment, the screw head is provided with a sliding groove on one side, and the lifting plate is in sliding connection with the sliding groove.

[0011] In the implementation process, the lifting plate is in sliding connection with the sliding groove, so that the movement of the lifting plate can be conveniently limited.

[0012] In a specific embodiment, the anti-loose assembly comprises a fixed frame, a spring, a sliding block, a connecting rod and an anti-skid pad, the screw head is connected with the fixed frame, the spring is connected with the sliding block and the inner wall of the fixed frame at two ends respectively, the sliding block is in sliding connection with the fixed frame, the connecting rod is connected with the sliding block and the anti-skid pad at two ends respectively, and the connecting rod is in sliding connection with the fixed frame.

[0013] In the implementation process, the fixed frame, the spring, the sliding block, the connecting rod and the anti-skid pad are arranged, so that the anti-loose effect can be further improved.

[0014] In a specific embodiment, the elastic sheet is provided with a groove on one side.

[0015] In the implementation process, the groove is arranged on one side of the elastic sheet, so that the friction between the screw and the connecting piece can be conveniently improved, and the anti-loose effect is improved.

[0016] In a specific embodiment, the screw rod is electroplated with a wear-resistant layer on the surface.

[0017] In the implementation process, the screw rod is electroplated with a wear-resistant layer on the surface, so that the wear-resistant performance of the screw can be conveniently improved, and the material of the wear-resistant layer is wear-resistant graphite steel.

[0018] Compared with the prior art, the application has the beneficial effects that: through the arrangement of the lifting assembly, the limitation on the four elastic sheets can be conveniently released, so that the screw can be more labor-saving when disassembled, and through the arrangement of the four elastic sheets and the anti-loose assembly, the screw can be conveniently prevented from loosening, and the fastening effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0020] Figure 1It is a schematic diagram of a high-strength wear-resistant anti-loose screw structure for a car provided by the embodiment of the application.

[0021] Figure 2 It is a schematic diagram of a high-strength wear-resistant anti-loose screw profile structure for a car provided by the embodiment of the application.

[0022] Figure 3 It is a schematic diagram of a high-strength wear-resistant anti-loose screw bottom structure for a car provided by the embodiment of the application.

[0023] Figure 4 It is a schematic diagram of a high-strength wear-resistant anti-loose screw top structure for a car provided by the embodiment of the application.

[0024] In the figure: 10-screw body; 110-screw head; 120-screw rod; 130-wear-resistant layer; 20-anti-loose structure; 210-lifting assembly; 211-turning plate; 212-sliding rod; 213-lifting plate; 220-spring piece; 230-anti-loose assembly; 231-fixing frame; 232-spring; 233-sliding block; 234-connecting rod; 235-anti-slip pad; 240-arc-shaped connecting piece; 250-groove. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only some of the embodiments of the application, not all the embodiments.

[0026] Please refer to Figure 1 , the application provides a high-strength wear-resistant anti-loose screw for a car, which comprises a screw body 10 and an anti-loose structure 20.

[0027] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 , the screw body 10 comprises a screw head 110 and a screw rod 120, and the screw rod 120 is connected with the screw head 110.

[0028] In a specific arrangement, the surface of the screw rod 120 is electroplated with a wear-resistant layer 130. By electroplating the wear-resistant layer 130 on the surface of the screw rod 120, the wear resistance of the screw can be conveniently improved, and the material of the wear-resistant layer 130 is wear-resistant graphite steel.

[0029] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4The anti-loosening structure 20 comprises a lifting assembly 210, four elastic sheets 220 and an anti-loosening assembly 230, the lifting assembly 210 is arranged in the screw head 110, the four elastic sheets 220 are arranged on one side of the lifting assembly 210, and the anti-loosening assembly 230 is connected with the screw head 110.

[0030] In a specific arrangement, the lifting assembly 210 comprises a rotating plate 211, a sliding rod 212 and a lifting plate 213, the rotating plate 211 is threadedly connected with the inner wall of the screw head 110, the sliding rod 212 is slidingly connected with the screw head 110, the rotating plate 211 is attached to the sliding rod 212, the sliding rod 212 is arranged on one side of the lifting plate 213, and the four elastic sheets 220 are arranged on one side of the lifting plate 213, wherein, through the arrangement of the rotating plate 211, the sliding rod 212 and the lifting plate 213, the limiting of the four elastic sheets 220 can be conveniently released, so that the disassembly of the screw is more labor-saving.

[0031] In a specific arrangement, one side of the rotating plate 211 is provided with an arc-shaped connecting piece 240, wherein, through the arrangement of the arc-shaped connecting piece 240 on one side of the rotating plate 211, the user can conveniently rotate the rotating plate 211.

[0032] In a specific arrangement, a sliding groove is formed on one side of the screw head 110, and the lifting plate 213 is slidingly connected with the sliding groove, wherein, through the sliding connection between the lifting plate 213 and the sliding groove, the movement of the lifting plate 213 can be conveniently limited.

[0033] In a specific arrangement, the anti-loosening assembly 230 comprises a fixed frame 231, a spring 232, a sliding block 233, a connecting rod 234 and an anti-skid pad 235, the screw head 110 is connected with the fixed frame 231, the two ends of the spring 232 are respectively connected with the sliding block 233 and the inner wall of the fixed frame 231, the sliding block 233 is slidingly connected with the fixed frame 231, the two ends of the connecting rod 234 are respectively connected with the sliding block 233 and the anti-skid pad 235, and the connecting rod 234 is slidingly connected with the fixed frame 231, wherein, through the arrangement of the fixed frame 231, the spring 232, the sliding block 233, the connecting rod 234 and the anti-skid pad 235, the anti-loosening effect can be further improved.

[0034] In a specific arrangement, a groove 250 is formed on one side of the elastic sheet 220, wherein, through the arrangement of the groove 250 on one side of the elastic sheet 220, the friction between the screw and the connecting piece can be conveniently improved, thereby improving the anti-loosening effect.

[0035] The working principle of the high-strength wear-resistant anti-loose screw for automobile is as follows: when the high-strength wear-resistant anti-loose screw for automobile is used, the screw is continuously screwed into the connecting piece, the four elastic sheets 220 are continuously pressed by the connecting piece, until being pressed into the screw head 110, at the same time, the anti-skid pad 235 is pressed, the connecting rod 234 and the sliding block 233 are moved, and the spring 232 is pressed, through the deformation of the four elastic sheets 220 and the compression of the spring 232, the elastic sheet 220 and the anti-skid pad 235 are given a counterforce to press on the connecting piece, so as to achieve the anti-loose effect between the screw and the connecting piece, when the screw needs to be disassembled, the arc-shaped connecting sheet 240 is rotated to drive the rotating plate 211 to rotate in the screw head 110, so that the elastic sheet 220 which is pressed is gradually reset, the sliding rod 212 and the lifting plate 213 are moved in the screw head 110, so as to release the limiting of the four elastic sheets 220, so that the screw is disassembled more labor-saving, at the same time, the recess 250 opened on one side of the elastic sheet 220 is avoided to be damaged when the wire is disassembled, and the service life is improved.

[0036] It should be noted that the specific model and specification of the wear-resistant layer 130 and the elastic sheet 220 need to be selected and determined according to the actual specification of the device, and the specific selection and calculation method adopts the existing technology in the art, so it will not be described in detail.

[0037] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be limited to the protection scope of the claims.

Claims

1. A high-strength, wear-resistant, and anti-loosening screw for automobiles, characterized in that, The utility model provides a screw head and screw rod are connected, and the screw rod is provided with a wear-resistant layer. The utility model discloses a screw body (10) which comprises a screw head (110) and a screw rod (120) connected with the screw head (110). The utility model discloses a lifting assembly (210) is arranged in the screw head (110), four elastic sheets (220) are all arranged in one side of the lifting assembly (210), and a loosening prevention assembly (230) is connected with the screw head (110).

2. The high-strength wear-resistant self-locking screw for automobiles according to claim 1, characterized in that, The lifting assembly (210) comprises a rotating plate (211), a sliding rod (212) and a lifting plate (213), the rotating plate (211) is threadedly connected with the inner wall of the screw head (110), the sliding rod (212) is slidingly connected with the screw head (110), the rotating plate (211) is attached to the sliding rod (212), the sliding rod (212) is arranged on one side of the lifting plate (213), and four elastic sheets (220) are all arranged on one side of the lifting plate (213).

3. The high-strength wear-resistant self-locking screw for automobiles according to claim 2, characterized in that, One side of the rotating plate (211) is provided with an arc-shaped connecting sheet (240).

4. The high-strength wear-resistant self-locking screw for an automobile according to claim 2, characterized in that, One side of the screw head (110) is provided with a sliding groove, and the lifting plate (213) is slidingly connected with the sliding groove.

5. The high-strength wear-resistant self-locking screw for automobiles according to claim 1, characterized in that, The loosening prevention assembly (230) comprises a fixed frame (231), a spring (232), a sliding block (233), a connecting rod (234) and an anti-skid pad (235), the screw head (110) is connected with the fixed frame (231), the spring (232) is connected with the inner wall of the fixed frame (231) and the sliding block (233) respectively, the sliding block (233) is slidingly connected with the fixed frame (231), the connecting rod (234) is connected with the sliding block (233) and the anti-skid pad (235) respectively, and the connecting rod (234) is slidingly connected with the fixed frame (231).

6. The high-strength wear-resistant self-locking screw for an automobile according to claim 1, characterized in that, One side of the elastic sheet (220) is provided with a groove (250).

7. The high-strength wear-resistant self-locking screw for an automobile according to claim 1, characterized by The surface of the screw rod (120) is electroplated with a wear-resistant layer (130).

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