CN217814476U

CN217814476U - Novel anti-disassembly safety screw

Info

Publication number: CN217814476U
Application number: CN202222006970.5U
Authority: CN
Inventors: 张烨; 马晓彬
Original assignee: Nantong Huayu Fastener Co ltd
Current assignee: Nantong Huayu Fastener Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-11-15
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a novel anti-disassembly safety screw, including the bolt head, the bottom fixedly connected with double-screw bolt of bolt head, the inner wall sliding connection of bolt head has the mounting bracket, the bottom of bolt head inner wall is provided with the sliding block, the top fixedly connected with connecting plate of sliding block, the equal fixedly connected with second movable block in both sides at connecting plate top, the top fixedly connected with roof of mounting bracket inner wall, the stable piece of bottom fixedly connected with of roof. A novel anti-disassembly safety screw, can drive the mounting bracket through the use of removing the post and remove, when the top of mounting bracket removed to cross recess department, first movable block then driven the mounting bracket according to the rotation of rotating the post through expanding spring's flexibility and removed to the cross recess in, the use of support column can prevent that the mounting bracket from pressing downwards, then can plug up the cross recess to avoid the cross recess to expose, can make the bolt head difficult dismounting.

Description

Novel anti-disassembly safety screw

Technical Field

The utility model relates to a screw field, in particular to novel anti-disassembly safety screw.

Background

The screw is a tool for fastening machine parts of a device step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction of the object, has an important task in industry, has the function of the screw which is always important as long as the industry exists on the earth, is a common invention in production and life of people for thousands of years, and is the first invention of human beings according to the application field.

The existing screw head structure is generally simple, when the screw is required to be disassembled, the screw can be disassembled only by using a common screwdriver, and the disassembling process is simple, so that the safety protection effect is poor, and the screw is not suitable for being used by some important equipment.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a novel anti-disassembly safety screw, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel anti-disassembly safety screw, includes the bolt head, the bottom fixedly connected with double-screw bolt of bolt head, the inner wall sliding connection of bolt head has the mounting bracket, the bottom of bolt head inner wall is provided with the sliding block, the top fixedly connected with connecting plate of sliding block, the equal fixedly connected with second movable block in both sides at connecting plate top, the top fixedly connected with roof of mounting bracket inner wall, the bottom fixedly connected with stabilizing block of roof, the equal sliding connection in both sides of roof bottom has first movable block, two the equal fixedly connected with expanding spring in one side that first movable block leaves, two expanding spring's one end all with one side fixed connection of mounting bracket inner wall, two the inner wall of first movable block all rotates and is connected with the rotation post, two the one end of rotation post all runs through the mounting bracket and extends to the outside of mounting bracket, two the one end of rotation post all rotates with the inner wall of second movable block to be connected with, the right side fixedly connected with removal post mounting bracket, the one end of removal post runs through in proper order with the bolt head and extends to the outside of bolt head.

Preferably, the bottom of the top plate is fixedly connected with a stable plate, and the inner wall of the stable plate is rotatably connected with a support column.

Preferably, the bottom of the inner wall of the bolt head is fixedly connected with a sliding rail, and the bottom of the sliding block is in sliding connection with the inside of the sliding rail.

Preferably, the top of the connecting plate is provided with a placing opening.

Preferably, the top of the bolt head is provided with a cross-shaped groove.

Preferably, the shape of the mounting bracket is cross-shaped.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a novel anti-disassembly safety screw, can drive the mounting bracket through the use that removes the post and remove, when the top of mounting bracket removed to cross recess department, first movable block then drives the mounting bracket and removes to the cross recess in according to the rotation of rotating the post through expanding spring's flexible, and the use of support column can prevent that the mounting bracket from pressing downwards, then can plug up the cross recess to avoid the cross recess to expose, can make the difficult dismantlement of bolt head.

Drawings

Fig. 1 is the structure schematic diagram of the novel anti-disassembly safety screw of the utility model.

Fig. 2 is the utility model relates to a novel local structure enlarger of anti-disassembly safety screw A department.

Fig. 3 is the utility model relates to a novel anti-disassembly safety screw bolt head's plan view.

In the figure: 1. a bolt head; 2. a stud; 3. a mounting frame; 4. a slider; 5. a connecting plate; 6. a top plate; 7. a stabilizing block; 8. a first moving block; 9. rotating the column; 10. a second moving block; 11. a stabilizing plate; 12. a support column; 13. moving the column; 14. a slide rail; 15. a placement port; 16. a cross groove; 17. a telescoping spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a novel anti-disassembly safety screw, including a bolt head 1, a bottom fixedly connected with stud 2 of the bolt head 1, an inner wall sliding connection of the bolt head 1 has a mounting bracket 3, a bottom of an inner wall of the bolt head 1 is provided with a sliding block 4, a top fixedly connected with connecting plate 5 of the sliding block 4, two equal fixedly connected with second moving blocks 10 at two sides of a top of the connecting plate 5, a top fixedly connected with top plate 6 of an inner wall of the mounting bracket 3, a bottom fixedly connected with stabilizing block 7 of the top plate 6, two equal sliding connected with first moving blocks 8 at two sides of the bottom of the top plate 6, two equal fixedly connected with expansion springs 17 at one side where the first moving blocks 8 are separated from each other, one ends of the two expansion springs 17 are all fixedly connected with one side of the inner wall of the mounting bracket 3, the inner walls of the two first moving blocks 8 are all rotatably connected with a rotating column 9, one end of the two rotating columns 9 all penetrate through the mounting bracket 3 and extend to the outside of the bolt head 3, one end of the two rotating columns 9 are all rotatably connected with the inner wall of the second moving block 10, a right side fixedly connected with a moving column 13, one end of the moving column 13 of the mounting bracket 13 sequentially penetrates through the bolt head 1 and extends to push the outside of the mounting bracket 3 to move the mounting bracket 3.

The bottom fixedly connected with fishplate bar 11 of roof 6, fishplate bar 11's inner wall rotates and is connected with support column 12, and support column 12 can be used to support mounting bracket 3, can prevent that mounting bracket 3 from pressing down.

The bottom fixedly connected with slide rail 14 of bolt head 1 inner wall, the bottom of sliding block 4 and the inside sliding connection of slide rail 14, the use of slide rail 14 can make sliding block 4 drive mounting bracket 3 more smooth when removing.

The top of connecting plate 5 is seted up and is placed mouth 15, places mouth 15 and is used for cooperating support column 12 to use, can make the one end card of support column 12 place the inside of mouthful 15.

The top of the bolt head 1 is provided with a cross groove 16, and the cross groove 16 can be matched with an external cross cutter for use.

The mounting bracket 3 is cross-shaped, the mounting bracket 3 is matched with the cross-shaped groove 16, the cross-shaped groove 16 can be blocked by the mounting bracket 3, and detachment can be prevented.

It should be noted that, the utility model relates to a novel anti-disassembly safety screw, in use, through removing removal post 13, the removal through removing post 13 makes sliding block 4 drive connecting plate 5 and mounting bracket 3 through slide rail 14 and removes, when the top of mounting bracket 3 moves to cross recess 16 department, the top of mounting bracket 3 does not have pressure suppression to make first movable block 8 drive mounting bracket 3 to move up according to the connection of rotating post 9 through the flexible of expanding spring 17, can make mounting bracket 3 be located cross recess 16, at this moment, support column 12 is rotatable to the inside of placing mouth 15, support column 12 can support mounting bracket 3, make mounting bracket 3 can not press down, thereby make mounting bracket 3 plug up cross recess 16, can prevent the dismantlement to double-screw bolt 2.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel anti-disassembly safety screw, includes bolt head (1), its characterized in that: the bottom fixedly connected with double-screw bolt (2) of bolt head (1), the inner wall sliding connection of bolt head (1) has mounting bracket (3), the bottom of bolt head (1) inner wall is provided with sliding block (4), the top fixedly connected with connecting plate (5) of sliding block (4), the equal fixedly connected with second movable block (10) in both sides at connecting plate (5) top, the top fixedly connected with roof (6) of mounting bracket (3) inner wall, the bottom fixedly connected with stabilizing block (7) of roof (6), the equal sliding connection in both sides of roof (6) bottom has first movable block (8), two the equal fixedly connected with expanding spring (17) in one side that first movable block (8) left off, two the one end of expanding spring (17) all with one side fixed connection of mounting bracket (3) inner wall, two the inner wall of first movable block (8) all rotates and rotates mounting bracket rotation post (9), two the one end of rotation post (9) all runs through mounting bracket (3) and extends to the outside of bolt head (3), two the one end of rotation post (9) all is connected with inner wall of second movable block (10) and is connected with mounting bracket rotation post (10), the right side of mounting bracket (13) and the outer fixed post (1) and moves and the post (13) and moves the right side of bolt head (3) and is connected with the post (13) and moves in proper order and moves the post (1) and moves the outside that the post (13) is connected with the mounting bracket (3) and moves And (4) a section.

2. The novel disassembly-prevention safety screw as claimed in claim 1, wherein: the bottom fixedly connected with of roof (6) fishplate bar (11), the inner wall of fishplate bar (11) rotates and is connected with support column (12).

3. The novel disassembly-preventing safety screw as claimed in claim 1, wherein: the bottom fixedly connected with slide rail (14) of bolt head (1) inner wall, the inside sliding connection of bottom and slide rail (14) of sliding block (4).

4. The novel disassembly-preventing safety screw as claimed in claim 1, wherein: the top of the connecting plate (5) is provided with a placing opening (15).

5. The novel disassembly-prevention safety screw as claimed in claim 1, wherein: the top of the bolt head (1) is provided with a cross groove (16).

6. The novel disassembly-prevention safety screw as claimed in claim 1, wherein: the mounting frame (3) is in a cross shape.