CN213575102U

CN213575102U - Locking device for automobile fastener

Info

Publication number: CN213575102U
Application number: CN202022604024.1U
Authority: CN
Inventors: 叶勋
Original assignee: Exxon Wuhan Engineering Technology Co ltd
Current assignee: Exxon Wuhan Engineering Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-06-29
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a locking device for automotive fastener relates to a locking device technical field, has not hard up phenomenon to current fastening mode, must lead to equipment operation situation to worsen, causes the problem of part damage even, the following scheme is put forward now, and it includes nut and bolt, the nut is installed to the bolt screw thread, inside first draw-in groove, third draw-in groove and the second draw-in groove of being equipped with of bolt, the inside slidable mounting of first draw-in groove has the fixed column, just the fixed column extends to the outside of bolt, the one end fixed mounting that the fixed column is close to the third draw-in groove has the spliced pole, just the spliced pole slides and runs through the third draw-in groove, the spliced pole is kept away from the one end fixed mounting removal post of fixed column. The utility model discloses novel structure, and the device has not only solved the vibration and has treated the influence that the fastening article brought, reaches the effect of quick dismantlement moreover, suitable popularization.

Description

Locking device for automobile fastener

Technical Field

The utility model relates to a locking device technical field especially relates to a locking device for car fastener.

Background

Along with the development of science and technology and the improvement of people's standard of living, more and more car gets into in people's life and the work, and automobile fastener is used for combining the erection joint with automobile parts, and the fastening mode that generally takes at present is threaded connection, relies on the screw thread to bear.

However, the fastening mode has a loosening phenomenon, which inevitably causes the operation condition of the equipment to be deteriorated and even causes the problem of component damage, the driving safety is seriously endangered, the most important link and premise of equipment maintenance are good fastening, and the reliable and feasible fastening mode is selected particularly for the situation. Therefore, the utility model provides a locking device for automotive fastener is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a locking device for automobile fastener has solved fastening mode and has had not hard up phenomenon, leads to equipment operation conditions to worsen, causes the problem of part damage even.

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

a locking device for an automobile fastener comprises a nut and a bolt, wherein the nut is installed on the bolt in a threaded manner, a first clamping groove, a third clamping groove and a second clamping groove are formed in the bolt, a fixed column is installed in the first clamping groove in a sliding manner and extends to the outside of the bolt, a connecting column is fixedly installed at one end, close to the third clamping groove, of the fixed column and penetrates through the third clamping groove in a sliding manner, a movable column is fixedly installed at one end, away from the fixed column, of the connecting column, a movable column is fixedly installed at the lower section of one side, away from the connecting column, of the movable column, is located above the upper section of the movable column, away from the connecting column, extends to the outside of the bolt, a handle is fixedly installed, a movable column is installed on the inner wall of the second clamping groove in a sliding manner, a clamping column is fixedly, one end, far away from the fixed column, of the spring is fixedly connected with the inner wall of the first clamping groove, and the spring is sleeved on the circumferential side wall of the connecting column.

Preferably, a gasket is arranged between the nut and the bolt.

Preferably, the cross section of the fixing column is in a right trapezoid shape, and one end of the fixing column, which is not in a right angle shape, extends to the outside of the bolt.

Preferably, the buckles are mutually clamped with the clamping columns on two adjacent moving columns in a C shape.

Preferably, an arc-shaped sleeve is connected between the two symmetrically distributed fixing columns positioned above.

The utility model has the advantages that:

1. through the elastic force effect of the spring on the fixing column, the fixing column moves towards the outside of the bolt to fix the nut, the fastener is effectively fixed, and the influence of vibration on the object to be fastened is avoided.

2. Make it be close to each other through pressing two handles, the handle drives and removes the post motion, removes the post and drives the spliced pole motion, removes the inside of post drive fixed column motion to the bolt, makes its fixed of end to the nut, reaches quick dismantlement's effect.

In conclusion, the device not only solves the problem of influence on the object to be fastened caused by vibration, but also achieves the effect of quick disassembly, and is suitable for popularization.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention showing the fastening of an object to be fastened;

FIG. 3 is an enlarged view of A in FIG. 1;

fig. 4 is a schematic view of the connection structure between two adjacent movable columns of the present invention.

Reference numbers in the figures: 1. a nut; 2. a bolt; 3. fixing a column; 4. connecting columns; 5. a spring; 6. a first card slot; 7. a second card slot; 8. moving the column; 9. buckling; 10. clamping the column; 11. a handle; 12. a third card slot; 13. a gasket; 14. an arc-shaped sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a locking device for an automobile fastener comprises a nut 1 and a bolt 2, the nut 1 is installed on the bolt 2 through threads, a gasket 13 is arranged between the nut 1 and the bolt 2, a first clamping groove 6, a third clamping groove 12 and a second clamping groove 7 are arranged inside the bolt 2, a fixing column 3 is installed inside the first clamping groove 6 in a sliding mode, the cross section of the fixing column 3 is in a right trapezoid shape, one non-right-angled end of the fixing column 3 extends to the outside of the bolt 2, a connecting column 4 is fixedly installed at one end, close to the third clamping groove 12, of the fixing column 3, the connecting column 4 penetrates through the third clamping groove 12 in a sliding mode, a movable column 8 is fixedly installed at one end, far away from the fixing column 3, of the movable column 8, located above, far away from the connecting, and a handle 11 is fixedly installed.

7 inner wall slidable mounting of second draw-in groove has removal post 8, just remove one side hypomere fixed mounting that post 4 was kept away from to removal post 8 and have a calorie post 10, remove one side upper segment fixed mounting that post 4 was kept away from to removal post 8 and have buckle 9, buckle 9 is adjacent two of C shape remove buckle 9 and the mutual block of calorie post 10 on the post 8, the one end fixed mounting that fixed column 3 is close to post 4 has spring 5, the one end that fixed column 3 and the inner wall fixed connection of first draw-in groove 6 are kept away from to spring 5, just spring 5 cover is established on the circumference lateral wall of post 4, and two that are located the top are symmetric distribution be connected with arc sleeve 14 between the fixed column 3.

The working principle is as follows: when the device is used, firstly, a bolt 2 penetrates through a gasket 13 and an object to be fastened, then the bolt 2 and a nut 1 are installed in a threaded manner, meanwhile, the nut 1 extrudes a fixed column 3 towards the inside of the bolt 2, the fixed column 3 slides in a first clamping groove 6 and simultaneously drives a connecting column 4 to move in a third clamping groove 12, the connecting column 4 drives a moving column 8 to move in a second clamping groove 7, after the nut 1 and the bolt 2 fasten the object to be fastened, the fixed column 3 slides in the first clamping groove 6 and extends to the outside of the bolt 2 through the elastic action of a spring 5 on the fixed column 3, one end, extending to the outside of the bolt 2, of the fixed column 3 is clamped with the nut 1, then an arc-shaped sleeve 14 is sleeved between the mutually symmetrical fixed columns 3, fastening is completed, when the fixed object is dismounted after use, two handles 11 are pressed to be close to each other, handle 11 drives and removes post 8 and move in second draw-in groove 7, removes post 8 and drives the motion of spliced pole 4, and spliced pole 4 drives fixed column 3 to the inside motion of bolt 2, and card post 10 carries out block and motion to buckle 9 simultaneously, when fixed column 3 moves to the inside of bolt 2, carries out the screw thread with nut 1 and bolt 2 and dismantles, accomplishes the dismouting promptly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The locking device for the automobile fastener comprises a nut (1) and a bolt (2), and is characterized in that the nut (1) is installed on the bolt (2) in a threaded mode, a first clamping groove (6), a third clamping groove (12) and a second clamping groove (7) are formed in the bolt (2), a fixing column (3) is installed in the first clamping groove (6) in a sliding mode, the fixing column (3) extends to the outer portion of the bolt (2), a connecting column (4) is fixedly installed at one end, close to the third clamping groove (12), of the fixing column (3), the connecting column (4) penetrates through the third clamping groove (12) in a sliding mode, a movable column (8) is fixedly installed at one end, far away from the fixing column (3), of the connecting column (8) above, extends to the outer portion of the bolt (2), and a handle (11) is fixedly installed at one end, far away from the connecting column (4), of, second draw-in groove (7) inner wall slidable mounting has removal post (8), just remove one side hypomere fixed mounting that spliced pole (4) were kept away from in post (8) and have a calorie of post (10), remove one side upper segment fixed mounting that spliced pole (4) were kept away from in post (8) and have buckle (9), the one end fixed mounting that fixed column (3) are close to spliced pole (4) has spring (5), the one end that fixed column (3) were kept away from in spring (5) and the inner wall fixed connection of first draw-in groove (6), just spring (5) cover is established on the circumference lateral wall of spliced pole (4).

2. The tightening device for automotive fasteners according to claim 1, characterized in that a washer (13) is provided between the nut (1) and the bolt (2).

3. The tightening device for automotive fasteners as claimed in claim 1, characterized in that the cross-section of the fixing post (3) is in the form of a right trapezoid, and one end of the fixing post, which is not at right angles, extends to the outside of the bolt (2).

4. The locking device for automobile fasteners as claimed in claim 1, wherein the snap-fit buckle (9) is C-shaped, and the snap-fit buckle (9) and the snap-fit buckle (10) on two adjacent moving columns (8) are mutually clamped.

5. A locking device for automotive fasteners according to claim 1 characterised in that between the two upper symmetrically located fixing legs (3) there is connected an arc-shaped sleeve (14).