CN216691770U

CN216691770U - Corrosion-resistant screw with plastic-sprayed surface

Info

Publication number: CN216691770U
Application number: CN202220181802.7U
Authority: CN
Inventors: 应成钊; 严永君; 王立军
Original assignee: Cixi Zhencheng Machinery Co ltd
Current assignee: Cixi Zhencheng Machinery Co ltd
Priority date: 2022-01-22
Filing date: 2022-01-22
Publication date: 2022-06-07
Anticipated expiration: 2032-01-22

Abstract

The application discloses corrosion-resistant screw of surface spraying plastics relates to the technical field of screw, a corrosion-resistant screw of surface spraying plastics, including the double-screw bolt, the top fixed mounting of double-screw bolt has the bolt head, hexagonal groove has been seted up on the top of bolt head, the top cover of bolt head is equipped with the lag, the cavity has been seted up to the bottom of lag, the through-hole has all been seted up to the both sides of lag, the side opening has all been seted up to the both sides of bolt head, one side of lag is provided with the fitting pin, the fitting pin pass the through-hole and with side opening swing joint, one side fixed mounting of fitting pin has first magnetite, the inside side fixed mounting of side opening has the second magnetite, first magnetite with second magnetite actuation. The application corrosion-resistant screw of surface spraying plastics, simple structure, the connectivity is strong, has stronger corrosion resisting capability, improves the life of screw, the reinforcing practicality.

Description

Corrosion-resistant screw with plastic-sprayed surface

Technical Field

The application relates to the technical field of screws, in particular to a corrosion-resistant screw with a plastic-sprayed surface.

Background

The screw is a common fastener widely used in machinery, electrical appliances and buildings, is generally made of metal or plastic and is cylindrical, grooves with concave and convex surfaces engraved on the surface are called as threads, and the screw is a tool for fastening parts of an object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction of the object.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology, when the current screw is used, the surface of the bolt head can rust and corrode to cause the deformation of the screw when the screw is used for a long time, and the screw is not easy to disassemble and replace, so that the corrosion-resistant screw with the surface sprayed with plastic is provided.

SUMMERY OF THE UTILITY MODEL

In order to improve the screw when using for a long time, the bolt head surface can rust and corrode, causes the screw to warp, and the difficult problem of dismantling the change provides a corrosion-resistant screw of surface spraying plastics.

The application provides a corrosion-resistant screw of surface spraying plastics adopts following technical scheme:

the utility model provides a corrosion-resistant screw of surface spraying plastics, includes the double-screw bolt, the top fixed mounting of double-screw bolt has the bolt head, hexagonal groove has been seted up on the top of bolt head, the top cover of bolt head is equipped with the lag, the cavity has been seted up to the bottom of lag, the through-hole has all been seted up to the both sides of lag, the side opening has all been seted up to the both sides of bolt head, one side of lag is provided with the fitting pin, the fitting pin pass the through-hole and with side opening swing joint, one side fixed mounting of fitting pin has first magnetite, the inside side end fixed mounting of side opening has the second magnetite, first magnetite with the actuation of second magnetite.

Through adopting above-mentioned technical scheme, pass through-hole and side opening through the fitting pin, make bolt head and lag carry on spacingly, through first magnetite and the actuation of second magnetite looks, reinforcing connection stability improves the life of bolt, and the lag has the guard action to the bolt head.

Optionally, a rubber pad is fixedly mounted at the top end inside the cavity.

Through adopting above-mentioned technical scheme, protect the hexagonal groove through the rubber pad, avoid hexagonal groove corrosion to warp as far as possible.

Optionally, the two sides of the protective sleeve close to the through hole are both provided with a placing groove, and the through hole is arranged at the bottom of the placing groove.

Through adopting above-mentioned technical scheme, the standing groove is convenient for the fitting pin and is installed and dismantle.

Optionally, a pulling block is fixedly mounted at the top end of the protecting sleeve.

Through adopting above-mentioned technical scheme, through using to draw the piece, be convenient for dismantle the lag.

Optionally, the threaded section of the stud is fixedly connected with a corrosion-resistant layer.

Through adopting above-mentioned technical scheme, through setting up corrosion-resistant layer, improve the corrosion resisting property of screw, promote life.

Optionally, a clamping groove is formed in the side end of the bolt head, a clamping strip is fixedly mounted on the inner wall of the cavity, and the clamping strip is inserted into the clamping groove.

Through adopting above-mentioned technical scheme, through the cooperation of draw-in groove and card strip, be connected lag and bolt head, have limit function, be convenient for installation and dismantlement.

Optionally, the rubber pad is hexagonal in shape, and the rubber pad is matched with the hexagonal groove.

Through adopting above-mentioned technical scheme, the rubber pad is unanimous with hexagonal groove shape size, the installation of being convenient for.

Optionally, the cavity is hexagonal in shape.

Through adopting above-mentioned technical scheme, through the cavity, make lag and bolt head movable mounting.

To sum up, the present application includes the following beneficial effects:

through the bolt head surface cover be equipped with the lag, through the cooperation of draw-in groove and card strip, strengthen the connectivity between lag and the bolt head, be convenient for installation and dismantlement pass through-hole and side opening through the fitting pin, make bolt head and lag carry on spacingly, through first magnetite and second magnetite looks actuation, strengthen connection stability, the lag has the guard action to the bolt head, improve the life of bolt, through be provided with the corrosion resistant layer on the double-screw bolt surface, improve the corrosion resistance of screw.

Drawings

FIG. 1 is an exploded view of the overall structure of the present application;

FIG. 2 is a schematic diagram of the internal structure of the present application;

fig. 3 is an enlarged view of the area a in fig. 2.

Description of reference numerals: 1. a stud; 2. a bolt head; 3. a hexagonal groove; 4. a card slot; 5. a protective sleeve; 6. a cavity; 7. clamping the strip; 8. a through hole; 9. a side hole; 10. a locking pin; 11. a first magnet; 12. a second magnet; 13. a rubber pad; 14. a placement groove; 15. pulling the block; 16. a corrosion resistant layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example (b):

the embodiment of the application discloses corrosion-resistant screw of surface spraying plastics. Referring to fig. 1 and 2, the corrosion-resistant screw with the surface sprayed with plastic comprises a stud 1, a bolt head 2 is fixedly mounted at the top end of the stud 1, a hexagonal groove 3 is formed in the top end of the bolt head 2, a protecting sleeve 5 is sleeved at the top end of the bolt head 2, and the protecting sleeve 5 plays a role in protecting the bolt head 2. The cavity 6 has been seted up to the bottom of lag 5, and draw-in groove 4 has been seted up to the side of bolt head 2, and the shape of cavity 6 is the hexagon, the shape and the bolt head 2 adaptation of cavity 6, and the inner wall fixed mounting of cavity 6 has card strip 7, and card strip 7 is pegged graft inside draw-in groove 4, through the cooperation of draw-in groove 4 with card strip 7, is connected lag 5 and bolt head 2, has limit function, the installation and the dismantlement of being convenient for.

Referring to fig. 2 and 3, through holes 8 are formed in both sides of the protecting sleeve 5, side holes 9 are formed in both sides of the bolt head 2, and the hole diameters of the through holes 8 and the side holes 9 are consistent. One side of lag 5 is provided with fitting pin 10, fitting pin 10 pass through-hole 8 and with side opening 9 swing joint, one side fixed mounting of fitting pin 10 has first magnetite 11, the inside side fixed mounting of side opening 9 has second magnetite 12, first magnetite 11 and the 12 actuation of second magnetite, pass through-hole 8 and side opening 9 through fitting pin 10, it is spacing to make bolt head 2 and lag 5 carry out, through first magnetite 11 and the 12 actuation mutually of second magnetite, reinforcing connection stability, the life of improvement bolt.

Referring to fig. 1 and 2, a rubber pad 13 is fixedly mounted at the top end inside the cavity 6, the rubber pad 13 is hexagonal, the rubber pad 13 is matched with the hexagonal groove 3, the hexagonal groove 3 is protected by the rubber pad 13, and corrosion and deformation of the hexagonal groove 3 are avoided as much as possible. The screw thread section of the stud 1 is fixedly connected with the corrosion-resistant layer 16, the corrosion-resistant layer 16 can be a polytetrafluoroethylene layer or other hard plastic layers, and the corrosion resistance of the screw is improved and the service life of the screw is prolonged by arranging the corrosion-resistant layer 16.

Referring to fig. 1 and 2, placing grooves 14 are formed in two sides, close to the through hole 8, of the protective sleeve 5, the through hole 8 is limited to be formed in the bottom of the placing groove 14, and the locking pin 10 can be placed conveniently through the placing groove 14. The top fixed mounting of lag 5 has and draws piece 15, draws piece 15 through using, is convenient for dismantle lag 5.

The implementation principle of the corrosion-resistant screw with the surface sprayed with plastic is as follows:

when the screw is in use, the staff is through being connected the back with the external world with the screw, through draw-in groove 4 and the cooperation of card strip 7, be connected lag 5 and bolt head 2, be convenient for installation and dismantlement, rethread locking pin 10 passes through-hole 8 and side opening 9, make bolt head 2 and lag 5 carry on spacingly, through first magnetite 11 and the 12 looks actuation of second magnetite, strengthen connection stability, improve the life of bolt, through be provided with corrosion-resistant layer 16 on double-screw bolt 1 surface, improve the corrosion resistance of screw, rubber pad 13 protects hexagon groove 3, avoid hexagon groove 3 to take place to warp as far as possible, influence screw dismantlement.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a corrosion-resistant screw of surface spraying plastics, includes double-screw bolt (1), its characterized in that: the utility model discloses a lock bolt, including double-screw bolt (1), top fixed mounting has bolt head (2), hexagonal groove (3) have been seted up on the top of bolt head (2), the top cover of bolt head (2) is equipped with lag (5), cavity (6) have been seted up to the bottom of lag (5), through-hole (8) have all been seted up to the both sides of lag (5), side hole (9) have all been seted up to the both sides of bolt head (2), one side of lag (5) is provided with fitting pin (10), fitting pin (10) pass through-hole (8) and with side hole (9) swing joint, one side fixed mounting of fitting pin (10) has first magnetite (11), the inside side fixed mounting of side hole (9) has second magnetite (12), first magnetite (11) with second magnetite (12) actuation.

2. The surface-spray corrosion resistant screw of claim 1 wherein: and a rubber pad (13) is fixedly arranged at the top end inside the cavity (6).

3. A surface-sprayed corrosion resistant screw as claimed in claim 1, wherein: the protective sleeve (5) is close to both sides of the through hole (8) and is provided with a placing groove (14), and the through hole (8) is arranged at the bottom of the placing groove (14).

4. The surface-spray corrosion resistant screw of claim 1 wherein: and a pull block (15) is fixedly arranged at the top end of the protective sleeve (5).

5. The surface-spray corrosion resistant screw of claim 1 wherein: the threaded section of the stud (1) is fixedly connected with a corrosion-resistant layer (16).

6. The surface-spray corrosion resistant screw of claim 1 wherein: the side end of the bolt head (2) is provided with a clamping groove (4), the inner wall of the cavity (6) is fixedly provided with a clamping strip (7), and the clamping strip (7) is inserted into the clamping groove (4).

7. The surface-spray corrosion resistant screw of claim 2 wherein: the rubber pad (13) is hexagonal, and the rubber pad (13) is matched with the hexagonal groove (3).

8. The surface-spray corrosion resistant screw of claim 1 wherein: the cavity (6) is hexagonal in shape.