CN218968743U

CN218968743U - Anti-loosening bolt

Info

Publication number: CN218968743U
Application number: CN202222575670.9U
Authority: CN
Inventors: 张盈肖; 张光荣; 涂瑞杰
Original assignee: Wenzhou Shennan Fastener Co ltd
Current assignee: Wenzhou Shennan Fastener Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-05-05
Anticipated expiration: 2032-09-28

Abstract

The utility model provides a locking bolt, which relates to the technical field of bolts and comprises a main body, wherein the main body is a bolt, a sealing gasket is sleeved on the outer side of the main body, the sealing gasket is of an annular structure, the sealing gasket is of a metal annular structure, a friction block is fixedly connected to the bottom end surface of the sealing gasket in an annular array, the sealing gasket and the friction block form a limiting structure of the main body together, the problem that the running of the machine is easily affected when the bolt is loosened due to the fact that the main body is directly connected with a nut when the existing bolt is installed is solved, the nut is arranged and screwed to the outer side of the main body, the main body is limited by screwing the nut, a rubber column arranged on the top end surface of the nut is synchronously extruded when the nut is screwed, the friction force between the nut and a workpiece is increased by extruding the rubber column, and the purpose of preventing the looseness is achieved.

Description

Anti-loosening bolt

Technical Field

The utility model belongs to the technical field of bolts, and particularly relates to a locking bolt.

Background

And (3) a bolt: the mechanical parts, with the cylindrical threaded fasteners of the nuts, require anti-loosening for stability during use.

The bolt exists in the practical application process:

1. when the bolt is installed, the bolt can be loosened due to vibration of the machine when the body of the bolt is directly connected with the nut, and the operation of the machine is easily influenced when the bolt is loosened.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a locking bolt, which solves the problems that the prior bolt is loosened due to vibration of a machine when the body of the prior bolt is directly connected with a nut, and the operation of the machine is easily influenced when the bolt is loosened.

The utility model discloses a purpose and an effect of a locking bolt, which are achieved by the following specific technical means:

the utility model provides a locking bolt that moves, includes the main part, the main part is the bolt, and sealed pad has been cup jointed in the outside of main part, and sealed pad is annular structure, and sealed pad is metal annular structure, is annular array fixedly connected with friction disc on the bottom end face of sealed pad, and sealed pad and friction disc have constituteed limit structure to the main part jointly.

Further, a connecting rod B is arranged in the groove formed in the bottom block and is located under the connecting rod A, a brake plate is arranged on the inner sides of the connecting rod A and the connecting rod B, and the position of the brake plate is matched with the position of the guide groove formed in the outer side of the main body.

Further, a bottom block is fixedly connected to the inside of the jack formed in the main body, the bottom block is located under the guide seat, the top end of the bottom block is connected with the spring, and a notch is formed in the peripheral surface of the bottom block in an annular array.

Further, the jack formed in the main body is fixedly connected with a bottom plate, a screw hole is formed in the bottom plate, an adjusting rod is screwed into the screw hole, and the bottom end of the adjusting rod is rotationally connected with a guide seat.

Further, the nut is screwed on the outer side of the main body, the annular array is fixedly connected with the rubber column on the top end face of the nut, the nut is located at the position right below the sealing gasket, and the jack is formed in the top end of the inner portion of the main body.

Furthermore, the outer peripheral surface of the main body is provided with guide grooves in an annular array, the inside of the guide seat is provided with a notch, a connecting rod A is arranged in the notch, and the bottom end of the connecting rod A is fixedly connected with a spring.

Compared with the prior art, the utility model has the following beneficial effects:

1. through setting up the nut, the nut is screwed to the outside position of main part to realize spacing the main part through the screw up to the nut, and when the nut is screwed up, can be synchronous extrude the rubber column of installing on the nut terminal surface, and realize increasing the frictional force between nut and the work piece through the extrusion to the rubber column, and then reach the purpose that prevents not hard up.

2. Through setting up the brake plate, insert the jack that offers in the main part inside through the instrument to contact through instrument and regulation pole drives the regulation pole and rotates, rotate through the regulation pole and go deep into the main part in the back and extrude downwards to the guide holder, adjust through the interval between guide holder and the bottom block, make connecting rod A and connecting rod B can be synchronous to the outside extrusion expansion of brake plate, and pass the guide way through the brake plate and contact with the mounting hole in order to carry out spacingly to the main part, and then reach more practical purpose.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a schematic view of a front side view in a partially cut-away state of the structure of the present utility model.

Fig. 2 is a schematic diagram of a plan side view of the present utility model in a partially cut-away state.

Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a main body; 2. a sealing gasket; 3. a friction block; 4. a nut; 5. a rubber column; 6. a bottom plate; 7. an adjusting rod; 8. a guide seat; 9. a guide groove; 10. a connecting rod A; 11. a spring; 12. a bottom block; 13. a connecting rod B; 14. a brake plate.

Detailed Description

Examples:

as shown in fig. 1 to 4:

the utility model provides a locking bolt, which comprises a main body 1, wherein the main body 1 is a bolt, a sealing gasket 2 is sleeved on the outer side of the main body 1, the sealing gasket 2 is of an annular structure, the sealing gasket 2 is of a metal annular structure, a friction block 3 is fixedly connected to the bottom end surface of the sealing gasket 2 in an annular array, the sealing gasket 2 and the friction block 3 form a limiting structure of the main body 1 together, a connecting rod B13 is arranged in a notch formed in the bottom block 12, the connecting rod B13 is positioned right below a connecting rod A10, a brake plate 14 is arranged on the inner sides of the connecting rod A10 and the connecting rod B13, the position of the brake plate 14 is matched with the position of a guide groove 9 formed on the outer side of the main body 1, when the main body 1 is arranged on a workpiece to be connected, the main body 1 can be limited by screwing a nut 4, when the nut 4 is screwed, a rubber column 5 arranged on the top end surface of the nut 4 can be synchronously extruded, and the friction force between the nut 4 and the workpiece can be increased by extruding the rubber column 5, so that the purpose of preventing looseness is achieved.

Wherein, nut 4 has been twisted in the outside of main part 1, is annular array fixedly connected with rubber column 5 on the top end face of nut 4, and nut 4 is located sealed position under the pad 2, and the jack has been seted up on the inside top of main part 1, and the inside fixedly connected with bottom plate 6 of jack of seting up in the main part 1, and the screw has been seted up to the inside of bottom plate 6, and this screw is inside to be twisted to connect with regulation pole 7, and the bottom rotation of regulation pole 7 is connected with guide holder 8.

The guiding groove 9 is formed in the outer peripheral surface of the main body 1 in an annular array, a notch is formed in the guide seat 8, a connecting rod A10 is mounted in the notch, a spring 11 is fixedly connected to the bottom end of the connecting rod A10, a bottom block 12 is fixedly connected to the inside of an insertion hole formed in the main body 1, the bottom block 12 is located right below the guide seat 8, the top end of the bottom block 12 is connected with the spring 11, the notch is formed in the outer peripheral surface of the bottom block 12 in an annular array, after the main body 1 and the nut 4 are assembled, a resynchronization tool is inserted into the insertion hole formed in the main body 1, the adjusting rod 7 is driven to rotate through the contact of the tool and the adjusting rod 7, the guide seat 8 is extruded downwards after the adjusting rod 7 rotates into the main body 1, the distance between the guide seat 8 and the bottom block 12 is adjusted, the connecting rod A10 and the connecting rod B13 can synchronously extrude and expand outwards to the brake plate 14 through the guide groove 9 and the mounting hole, and the main body 1 is limited through the brake plate 14.

Specific use and action of the embodiment:

when the device is used, when the bolt is installed, the sealing gasket 2 can be sleeved on the outer side of the main body 1, the side, fixedly connected with the friction block 3, of the sealing gasket 2 is placed towards the position right below, and at the moment, the main body 1 is installed on a workpiece to be connected for placement;

when the main body 1 is mounted on a workpiece to be connected, the main body 1 can be limited by screwing the nut 4 to the outer side position of the main body 1 and screwing the nut 4, and when the nut 4 is screwed, the rubber columns 5 mounted on the top end surfaces of the nut 4 are synchronously extruded, and the friction force between the nut 4 and the workpiece is increased by extruding the rubber columns 5, so that the purpose of preventing loosening is achieved;

and after the main body 1 and the nut 4 are assembled, the main body 1 is synchronously inserted into the jack formed in the main body 1 through the tool, the adjusting rod 7 is driven to rotate through the contact of the tool and the adjusting rod 7, the guide seat 8 is downwards extruded after the adjusting rod 7 rotates to penetrate into the main body 1, the distance between the guide seat 8 and the bottom block 12 is adjusted, the connecting rod A10 and the connecting rod B13 can synchronously extrude and expand the brake plate 14 outwards, and the brake plate 14 passes through the guide groove 9 to contact with the mounting hole so as to limit the main body 1, so that the aim of being more practical is achieved.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A locking bolt which characterized in that: including main part (1), main part (1) is the bolt, and sealed pad (2) have been cup jointed in the outside of main part (1), and sealed pad (2) are annular structure, and sealed pad (2) are metal annular structure, are annular array fixedly connected with friction block (3) on the bottom end face of sealed pad (2), and sealed pad (2) and friction block (3) have formed limit structure to main part (1) jointly.

2. A lockbolt as claimed in claim 1, wherein: the nut (4) is screwed on the outer side of the main body (1), the annular array is fixedly connected with the rubber column (5) on the top end face of the nut (4), the nut (4) is located at the position right below the sealing gasket (2), and the jack is formed in the top end of the inner portion of the main body (1).

3. A lockbolt as claimed in claim 2, wherein: the novel adjustable screw is characterized in that a bottom plate (6) is fixedly connected to the inside of a jack formed in the main body (1), a screw hole is formed in the bottom plate (6), an adjusting rod (7) is screwed in the screw hole, and the bottom end of the adjusting rod (7) is rotationally connected with a guide seat (8).

4. A lockbolt as claimed in claim 1, wherein: the guide seat is characterized in that guide grooves (9) are formed in the outer peripheral surface of the main body (1) in an annular array, a notch is formed in the guide seat (8), a connecting rod A (10) is mounted in the notch, and a spring (11) is fixedly connected to the bottom end of the connecting rod A (10).

5. A lockbolt as claimed in claim 1, wherein: the jack that sets up in main part (1) inside fixedly connected with bottom piece (12), bottom piece (12) are located under guide seat (8), and the top of bottom piece (12) is connected with spring (11), and the slot has been seted up to annular array on the outer peripheral face of bottom piece (12).

6. A lockbolt as claimed in claim 5, wherein: the novel brake device is characterized in that a connecting rod B (13) is arranged in a groove formed in the bottom block (12), the connecting rod B (13) is located under the connecting rod A (10), a brake plate (14) is arranged on the inner sides of the connecting rod A (10) and the connecting rod B (13), and the position of the brake plate (14) is matched with the position of a guide groove (9) formed in the outer side of the main body (1).