CN219888451U

CN219888451U - Anti-loosening fastener

Info

Publication number: CN219888451U
Application number: CN202321342055.1U
Authority: CN
Inventors: 赵立军; 王冲
Original assignee: Xi'an Quanworkstation Mechanical Equipment Co ltd
Current assignee: Xi'an Quanworkstation Mechanical Equipment Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-10-24
Anticipated expiration: 2033-05-30

Abstract

The utility model provides a locking fastener which comprises a bolt body, wherein the surface of the bolt body is in threaded connection with a nut body, the top of the bolt body is movably connected with a fixed block, the front end and the rear end of the bottom of the fixed block are fixedly connected with a fixed plate, the inner cavity of the fixed plate is in sliding connection with a movable plate, and the bottom of the movable plate is fixedly connected with a movable ring; according to the utility model, the fixed plate and the movable plate are arranged for supporting the movable ring, the distance between the movable ring and the fixed block can be adjusted, and the movable ring and the hexagonal clamping groove are arranged for limiting the nut body, so that the nut body is prevented from loosening due to vibration, the condition that the connection stability of a device is reduced due to the loosening of the bolt body and the nut body is prevented, the safety of the device in use is improved, and the fixed block is arranged at the top of the bolt body through the positioning groove and the positioning column.

Description

Anti-loosening fastener

Technical Field

The utility model belongs to the field of fasteners, and particularly relates to a locking fastener.

Background

The fastener is a mechanical part which is used for fastening connection and has extremely wide application, the fastener has wide application industry, the characteristics of various types and specifications and various performance purposes, the standardized, serialized and generalized degrees are extremely high, the bolt and the nut are common fasteners, in the installation of various devices, the bolt and the nut are used, and as the connection mode of the bolt and the nut is in threaded connection, when the fixed device vibrates, the bolt and the nut are easy to loosen, so that the fastening effect of the bolt and the nut on the device is reduced, and certain potential safety hazards exist for the device.

In summary, the present utility model provides a locking fastener to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a locking fastener, which solves the problems that in the prior art, as the connection mode of a bolt and a nut is threaded connection, when a fixed device vibrates, the bolt and the nut are easy to loosen, so that the fastening effect of the bolt and the nut on the device is reduced, and a certain potential safety hazard exists in the device.

The utility model provides a locking fastener, includes the bolt body, the surface threaded connection of bolt body has the nut body, the top swing joint of bolt body has the fixed block, the equal fixedly connected with fixed plate of front end and rear end of fixed block bottom, the inner chamber sliding connection of fixed plate has the fly leaf, the bottom fixedly connected with expansion ring of fly leaf, hexagon draw-in groove has been seted up to the bottom of expansion ring, the top of nut body extends to the inner chamber of hexagon draw-in groove to with the inner chamber block of hexagon draw-in groove, the constant head tank has been seted up at the top of bolt body, the center fixedly connected with reference column of fixed block bottom, the bottom of reference column extends to the inner chamber of constant head tank to with the inner chamber swing joint of constant head tank.

Preferably, slots are formed in two sides of the inner cavity of the positioning groove, and accommodating grooves are formed in two sides of the inner cavity of the positioning column.

Preferably, the inner cavity of the accommodating groove is slidably connected with a plug post, and two sides, away from each other, of the plug posts extend to the inner cavities of the two slots respectively and are clamped with the inner cavities of the slots.

Preferably, the top of fixed block has the spliced pole that rotates through bearing swing joint, the top fixedly connected with of spliced pole rotates the piece, the bottom of spliced pole runs through to the inner chamber of reference column to pass through bearing swing joint with the inner wall of reference column.

Preferably, the surface of the rotating column and the inner cavity positioned on the positioning column are fixedly connected with fixed wheels, two sides of the surface of each fixed wheel are fixedly connected with connecting ropes, and one end of each connecting rope, which is far away from each fixed wheel, is fixedly connected with the inserting column.

Preferably, the inner cavity of the accommodating groove and the surface positioned on the connecting rope are provided with first springs, one ends of the first springs are fixedly connected with the inserting posts, and the other ends of the first springs are fixedly connected with the inner wall of the accommodating groove.

Preferably, the top fixedly connected with second spring of fly leaf, the top of second spring and the inner wall fixed connection of fixed plate, the spacing groove has all been seted up to the both sides of fixed plate inner chamber, the both sides of fly leaf are all fixedly connected with stopper, one side that the fly leaf was kept away from to the stopper extends to the inner chamber of spacing groove to with the inner chamber sliding connection of spacing groove.

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

according to the utility model, the bolt body and the nut body are arranged for fastening the device, the fixing block is arranged for fixing the fixing plate, the fixing plate and the movable plate are arranged for supporting the movable ring, and the distance between the movable ring and the fixing block can be adjusted, and the movable ring and the hexagonal clamping groove are arranged for limiting the nut body, so that the nut body is prevented from loosening due to vibration, the condition that the connection stability of the device is reduced due to the loosening of the bolt body and the nut body is prevented, the safety of the device in use is improved, and the positioning groove and the positioning column are arranged for installing the fixing block at the top of the bolt body.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of an exploded construction of the bolt body, fixed block and movable ring of the present utility model;

FIG. 3 is a schematic side sectional view of the fixing plate of the present utility model;

FIG. 4 is a schematic view of a front cross-sectional structure of a fixing block of the present utility model;

fig. 5 is an enlarged view of a portion of fig. 4 a in accordance with the present utility model.

In the figure:

1. a bolt body; 2. a nut body; 3. a fixed block; 4. a fixing plate; 5. a movable plate; 6. a movable ring; 7. hexagonal clamping grooves; 8. a positioning groove; 9. positioning columns; 10. a slot; 11. a receiving groove; 12. inserting a column; 13. a rotating block; 14. rotating the column; 15. a fixed wheel; 16. a connecting rope; 17. a first spring; 18. a second spring; 19. a limit groove; 20. and a limiting block.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-5, the utility model provides a locking fastener, which comprises a bolt body 1, wherein a nut body 2 is connected to the surface of the bolt body 1 in a threaded manner, a fixed block 3 is movably connected to the top of the bolt body 1, a fixed plate 4 is fixedly connected to the front end and the rear end of the bottom of the fixed block 3, a movable plate 5 is slidably connected to the inner cavity of the fixed plate 4, a movable ring 6 is fixedly connected to the bottom of the movable plate 5, a hexagonal clamping groove 7 is formed in the bottom of the movable ring 6, the top of the nut body 2 extends to the inner cavity of the hexagonal clamping groove 7 and is clamped with the inner cavity of the hexagonal clamping groove 7, a positioning groove 8 is formed in the top of the bolt body 1, a positioning column 9 is fixedly connected to the center of the bottom of the fixed block 3, and the bottom of the positioning column 9 extends to the inner cavity of the positioning groove 8 and is movably connected with the inner cavity of the positioning groove 8.

As one implementation mode of the utility model, slots 10 are formed on two sides of the inner cavity of the positioning groove 8, and accommodating grooves 11 are formed on two sides of the inner cavity of the positioning column 9, and the accommodating grooves 11 are used for accommodating the inserting columns 12 and providing movable space for the inserting columns 12.

As an embodiment of the present utility model, the inner cavity of the accommodating groove 11 is slidably connected with the insert posts 12, and the sides of the two insert posts 12 away from each other extend to the inner cavities of the two slots 10 respectively and are engaged with the inner cavities of the slots 10, so that the positioning posts 9 can be fixed inside the positioning groove 8 by arranging the slots 10 and the insert posts 12, thereby improving the stability of connecting the fixing block 3 with the bolt body 1 and further improving the stability of the movable ring 6 during use.

As one implementation mode of the utility model, the top of the fixed block 3 is movably connected with the rotating column 14 through a bearing, the top of the rotating column 14 is fixedly connected with the rotating block 13, the bottom of the rotating column 14 penetrates through the inner cavity of the positioning column 9 and is movably connected with the inner wall of the positioning column 9 through a bearing, and the rotating block 13 and the rotating column 14 are arranged to play a role of conveniently driving the fixed wheel 15 to rotate.

As an implementation mode of the utility model, the surface of the rotating column 14 and the inner cavity of the positioning column 9 are fixedly connected with the fixed wheels 15, both sides of the surface of the fixed wheels 15 are fixedly connected with the connecting ropes 16, one end of the connecting ropes 16 far away from the fixed wheels 15 is fixedly connected with the inserting column 12, and the fixed wheels 15 are used for winding the connecting ropes 16, so that the length of the connecting ropes 16 is adjusted.

As an embodiment of the present utility model, a first spring 17 is disposed in the inner cavity of the accommodating groove 11 and on the surface of the connecting rope 16, one end of the first spring 17 is fixedly connected with the plug 12, and the other end of the first spring 17 is fixedly connected with the inner wall of the accommodating groove 11.

As one implementation mode of the utility model, the top of the movable plate 5 is fixedly connected with a second spring 18, the top of the second spring 18 is fixedly connected with the inner wall of the fixed plate 4, both sides of the inner cavity of the fixed plate 4 are provided with limiting grooves 19, both sides of the movable plate 5 are fixedly connected with limiting blocks 20, one side of the limiting blocks 20 far away from the movable plate 5 extends to the inner cavity of the limiting grooves 19 and is in sliding connection with the inner cavity of the limiting grooves 19, and the movable plate 5 is reset by arranging the second spring 18, so that the movable ring 6 and the nut body 2 are kept in a close-fitting state, and the effect of limiting the movable plate 5 is achieved by arranging the limiting grooves 19 and the limiting blocks 20.

The specific working principle is as follows:

when the device is required to be fastened, firstly, the bolt body 1 is inserted into the threaded hole of the device, then the nut body 2 is rotated to mount the nut body 2 on the surface of the bolt body 1, after the mounting is completed, the rotating block 13 is rotated again, the rotating block 13 drives the rotating column 14 to rotate, the rotating column 14 drives the fixed wheel 15 to rotate, the fixed wheel 15 winds up the connecting rope 16 when rotating, the extension length of the connecting rope 16 is reduced, the connecting rope 16 drives the inserting column 12 to move towards the inside of the accommodating groove 11, the inserting column 12 presses the first spring 17 and deforms the first spring 17 while moving, then the fixed block 3 is moved, the top of the nut body 2 is inserted into the hexagonal clamping groove 7, the top of the positioning column 9 is inserted into the positioning groove 8, and after the insertion is completed, the rotating block 13 is released, at the moment, under the action of the reset elastic force of the first spring 17, the inserting column 12 is reset and enters into the inner cavity of the slot 10, so that the fastening operation of the device is completed, the problem that in the prior art, the connecting mode of the bolt and the nut is in threaded connection mode, when the device is fixed, the device is easy to move, the first spring 17 and the first spring 17 causes the deformation, the problem of the device, the device is reduced, the hidden danger of the device, and the device is fastened, and the device is lowered.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. An anti-loosening fastener, comprising a bolt body (1), characterized in that: the novel bolt is characterized in that the surface of the bolt body (1) is connected with the nut body (2) through threads, the top of the bolt body (1) is movably connected with the fixing block (3), the front end and the rear end of the bottom of the fixing block (3) are fixedly connected with the fixing plate (4), the inner cavity of the fixing plate (4) is slidably connected with the movable plate (5), the bottom of the movable plate (5) is fixedly connected with the movable ring (6), the bottom of the movable ring (6) is provided with the hexagonal clamping groove (7), the top of the nut body (2) extends to the inner cavity of the hexagonal clamping groove (7) and is clamped with the inner cavity of the hexagonal clamping groove (7), the top of the bolt body (1) is provided with the positioning groove (8), the center of the bottom of the fixing block (3) is fixedly connected with the positioning column (9), and the bottom of the positioning column (9) extends to the inner cavity of the positioning groove (8) and is movably connected with the inner cavity of the positioning groove (8).

2. The locking fastener of claim 1, wherein: slots (10) are formed in two sides of the inner cavity of the positioning groove (8), and accommodating grooves (11) are formed in two sides of the inner cavity of the positioning column (9).

3. The locking fastener of claim 2, wherein: the inner cavity of the accommodating groove (11) is slidably connected with the inserting posts (12), and one sides, far away from each other, of the two inserting posts (12) are respectively extended to the inner cavities of the two slots (10) and are clamped with the inner cavities of the slots (10).

4. A loose-locking fastener as set forth in claim 3, wherein: the top of fixed block (3) is through bearing swing joint has spliced pole (14), the top fixedly connected with spliced pole (13) of spliced pole (14), the bottom of spliced pole (14) runs through to the inner chamber of reference column (9) to with the inner wall of reference column (9) through bearing swing joint.

5. The locking fastener as set forth in claim 4 wherein: the surface of the rotating column (14) and the inner cavity positioned on the positioning column (9) are fixedly connected with fixed wheels (15), two sides of the surface of each fixed wheel (15) are fixedly connected with connecting ropes (16), and one end, far away from the fixed wheels (15), of each connecting rope (16) is fixedly connected with the inserting column (12).

6. The locking fastener as set forth in claim 5 wherein: the inner cavity of the accommodating groove (11) and the surface of the connecting rope (16) are provided with a first spring (17), one end of the first spring (17) is fixedly connected with the inserting column (12), and the other end of the first spring (17) is fixedly connected with the inner wall of the accommodating groove (11).

7. The locking fastener of claim 1, wherein: the top fixedly connected with second spring (18) of fly leaf (5), the top of second spring (18) and the inner wall fixed connection of fixed plate (4), spacing groove (19) have all been seted up to the both sides of fixed plate (4) inner chamber, the both sides of fly leaf (5) are all fixedly connected with stopper (20), one side that fly leaf (5) was kept away from to stopper (20) extends to the inner chamber of spacing groove (19) to with the inner chamber sliding connection of spacing groove (19).