CN216691812U

CN216691812U - Flat washer with locking function

Info

Publication number: CN216691812U
Application number: CN202123285079.1U
Authority: CN
Inventors: 杨改平; 刘华平; 刘海波
Original assignee: Xiangyang Chuxiao Auto Parts Manufacturing Co ltd
Current assignee: Xiangyang Chuxiao Auto Parts Manufacturing Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-07
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a flat washer with a locking function, which comprises a flat washer body, wherein a thread groove is formed in the outer wall of the top end of the flat washer body, the inner wall of the thread groove is connected with a thread sleeve through threads, positioning holes are formed in the four corners of the outer wall of the thread sleeve, a regular hexagon opening is formed in the outer wall of the top end of the thread sleeve, a sliding rail is arranged on the outer wall of the top end of the flat washer body, a sliding plate is connected to the inner wall of the sliding rail in a sliding mode, and toggling plates are fixedly connected to the four corners of the outer wall of the sliding plate. According to the utility model, the sliding plate on the sliding rail is rotated, so that the pressing block on the sliding plate presses the stress plate, the inserted link is inserted into the circular hole and the positioning hole and is matched with the spring to lock the structure, and the bolt is locked by the flat washer after being rotated and locked, so that the phenomenon that a connected object is easy to loosen and slide after being used for a long time or being collided and impacted, and the connected object is easy to incline and damage is avoided, and the use efficiency of the flat washer is improved.

Description

Flat washer with locking function

Technical Field

The utility model relates to the technical field of flat washers, in particular to a flat washer with a locking function.

Background

Flat washers are generally thin pieces of various shapes for reducing friction, preventing leakage, isolating, preventing loosening, or distributing pressure. Such components are found in many materials and structures for performing a variety of similar functions. Due to the material and process limitations of threaded fasteners, the bearing surface of fasteners such as bolts is not large, and therefore washers are used to protect the surfaces of the connected pieces from the compressive stresses of the bearing surfaces. In order to prevent the looseness of the connecting pair, a locking spring washer, a multi-tooth locking washer, a round nut stop washer, a saddle-shaped, wave-shaped and conical elastic washer are adopted. The flat gasket is mainly used for reducing pressure intensity, when a certain part is screwed down and the axial force is very large, the gasket is easily pressed into a dish shape, and the problem can be solved by using materials and improving the hardness.

The plain washer structure that uses in the existing market is comparatively simple, generally is a simple annular member, and both sides all are smooth plane, can play the purpose of locking pine take off in the short time when carrying out the fix with screw, but just take off the landing easily after long-time the use or receive when colliding with the striking, lead to the phenomenon of the easy slope damage of the article of connection to take place, reduced plain washer's availability factor.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a flat washer with a locking function to solve the above problems of the related art.

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

a flat washer with a locking function comprises a flat washer body, wherein a thread groove is formed in the outer wall of the top end of the flat washer body, a thread sleeve is connected to the inner wall of the thread groove through threads, positioning holes are formed in four corners of the outer wall of the thread sleeve, a regular hexagon opening is formed in the outer wall of the top end of the thread sleeve, a slide rail is arranged on the outer wall of the top end of the flat washer body, a sliding plate is connected to the inner wall of the slide rail in a sliding mode, toggle plates are fixedly connected to four corners of the outer wall of the sliding plate, pressing blocks are fixedly connected to four corners of the inner wall at the top of the sliding plate, circular holes are formed in four corners of the outer wall of the top end of the flat washer body, inserting rods are inserted into the inner wall of each circular hole, limiting plates are fixedly connected to four corners of the outer wall of the top end of the flat washer body, inserting holes are formed in the outer wall of one side of each limiting plate, and inserting rods are inserted into the inner walls of the inserting holes, the outer wall of inserted bar all overlaps and is equipped with the spring, the equal rigid coupling of one side outer wall of inserted bar has the atress board, the spring all is connected with limiting plate and circular port.

Further, an arc-shaped groove is formed in the outer wall of one side of the stress plate, the pressing blocks are arranged in a spherical mode, and the pressing blocks are matched with the arc-shaped groove in size.

Furthermore, the another side of inserted bar all is the toper setting, the inserted bar all with the size looks adaptation of circular port and locating hole.

Furthermore, a circular groove is formed in the outer wall of the top end of the threaded sleeve, and a first anti-slip pad is bonded to the inner wall of the circular groove.

Furthermore, an annular groove is formed in the outer wall of the bottom of the flat gasket body, and a second anti-slip pad is bonded to the inner wall of the annular groove.

Further, the bottom outer wall rigid coupling of plain washer body has the fixed plate, the bottom outer wall rigid coupling of fixed plate has the bottom tube, circular opening has all been seted up to the bottom outer wall of fixed plate and bottom tube.

Further, the circular opening is matched with the size of the screw, and the regular hexagon opening is matched with the size of the screw head.

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

1. the flat washer with the locking function comprises a flat washer body, a threaded sleeve, an inserting rod, a positioning hole, a sliding plate, a pressing block, a spring and a stress plate, wherein a screw penetrates through the flat washer body and a bottom tube at the bottom, the flat washer body and the screw are moved together to fix an object by rotating the screw, when the object enters the tail end, a screw head of the screw is clamped in a regular hexagon opening of the threaded sleeve, the threaded sleeve rotates together with the threaded sleeve to enter the flat washer body, then the sliding plate on a sliding rail is rotated, the pressing block on the sliding plate presses the stress plate, the inserting rod is inserted into a circular hole and the positioning hole to be matched with the spring to lock the structure, the screw is locked by the flat washer after being rotated and locked, the phenomenon that the connecting object is easy to incline and damage due to the fact that the inserting rod is easily loosened and slid when the flat washer is used for a long time or impacted is prevented from happening, the use efficiency of plain washer has been improved.

2. This a plain washer for having locking function through being provided with slipmat one and slipmat two, and slipmat one on the threaded sleeve and the slipmat two of plain washer body bottom increase frictional force, have improved the stability of structure.

3. This a plain washer for having locking function through being provided with the limiting plate, the limiting plate carries on spacingly to the inserted bar, conveniently controls the removal length of inserted bar, has improved plain washer's practicality.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

fig. 1 is an exploded view of the overall structure of a flat washer with a locking function according to the present invention;

fig. 2 is a schematic view of the overall structure of a flat washer with a locking function according to the present invention;

FIG. 3 is a schematic view of a plug rod connection structure of a flat washer with a locking function according to the present invention;

fig. 4 is a schematic view of a bottom tube connection structure of a flat washer with a locking function according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a flat washer body; 2. a sliding plate; 3. a threaded bushing; 4. a first anti-skid pad; 5. positioning holes; 6. a poking plate; 7. inserting a rod; 8. a circular hole; 9. a second anti-skid pad; 10. a slide rail; 11. a pressing block; 12. a spring; 13. a limiting plate; 14. a stress plate; 15. a bottom tube; 16. and (7) fixing the plate.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, in the embodiment of the present invention, a flat washer with a locking function includes a flat washer body 1, a threaded groove is formed on an outer wall of a top end of the flat washer body 1, an inner wall of the threaded groove is connected with a threaded sleeve 3 through a thread, positioning holes 5 are formed at four corners of an outer wall of the threaded sleeve 3, a regular hexagon opening is formed on an outer wall of a top end of the threaded sleeve 3, a slide rail 10 is arranged on an outer wall of a top end of the flat washer body 1, a slide plate 2 is slidably connected to an inner wall of the slide rail 10, toggle plates 6 are fixedly connected to four corners of an outer wall of the slide plate 2, pressing blocks 11 are fixedly connected to four corners of an inner wall of a top of the slide plate 2, circular holes 8 are formed at four corners of an outer wall of a top of the flat washer body 1, insertion rods 7 are inserted into inner walls of the circular holes 8, limiting plates 13 are fixedly connected to four corners of an outer wall of a top end of the flat washer body 1, and insertion holes are formed in outer walls of one side of the limiting plates 13, the inner wall of jack has all been pegged graft and has been had inserted bar 7, and the outer wall of inserted bar 7 all overlaps and is equipped with spring 12, and the equal rigid coupling of one side outer wall of inserted bar 7 has atress board 14, and spring 12 all is connected with limiting plate 13 and circular port 8.

According to the utility model, arc-shaped grooves are formed in the outer wall of one side of the stress plate 14, the pressing blocks 11 are arranged in a spherical shape, and the size of each pressing block 11 is matched with that of each arc-shaped groove.

In the utility model, the other sides of the inserting rods 7 are arranged in a conical shape, and the inserting rods 7 are matched with the sizes of the circular holes 8 and the positioning holes 5.

In the utility model, the outer wall of the top end of the threaded sleeve 3 is provided with a circular groove, and the inner wall of the circular groove is bonded with a first anti-slip pad 4.

In the utility model, the outer wall of the bottom of the flat gasket body 1 is provided with an annular groove, and the inner wall of the annular groove is bonded with a second anti-skid pad 9.

In the utility model, the outer wall of the bottom of the flat gasket body 1 is fixedly connected with a fixing plate 16, the outer wall of the bottom of the fixing plate 16 is fixedly connected with a bottom tube 15, and the outer walls of the bottoms of the fixing plate 16 and the bottom tube 15 are both provided with circular openings.

In the utility model, the circular opening is matched with the size of the screw, and the regular hexagon opening is matched with the size of the screw head.

The working principle of the utility model is as follows: when the flat washer with the locking function is required to be used, a screw firstly penetrates through the flat washer body 1 and the bottom tube 15 at the bottom, the flat washer body 1 and the screw are moved together to fix an object by rotating the screw, when the flat washer enters the tail end, the screw head of the screw is clamped in the regular hexagon opening of the threaded sleeve 3, the threaded sleeve 3 rotates together with the screw to enter the flat washer body 1, then the sliding plate 2 on the sliding rail 10 is rotated, the pressing block 11 on the sliding plate 2 presses the stress plate 14, the inserted rod 7 is inserted into the circular hole 8 and the positioning hole 5 to lock the structure in a matched mode with the spring 12, the first anti-skid pad 4 on the threaded sleeve 3 and the second anti-skid pad 9 at the bottom of the flat washer body 1 increase friction, and the limiting plate 13 limits the inserted rod 7, so that the using process of the flat washer with the locking function is completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A plain washer with a locking function comprises a plain washer body (1) and is characterized in that a thread groove is formed in the outer wall of the top end of the plain washer body (1), the inner wall of the thread groove is connected with a threaded sleeve (3) through threads, positioning holes (5) are formed in four corners of the outer wall of the threaded sleeve (3), a regular hexagon opening is formed in the outer wall of the top end of the threaded sleeve (3), a sliding rail (10) is arranged on the outer wall of the top end of the plain washer body (1), a sliding plate (2) is connected to the inner wall of the sliding rail (10) in a sliding mode, a poking plate (6) is fixedly connected to four corners of the outer wall of the sliding plate (2), pressing blocks (11) are fixedly connected to four corners of the inner wall of the top of the sliding plate (2), circular holes (8) are formed in four corners of the outer wall of the top of the plain washer body (1), inserting rods (7) are inserted into the inner wall of the circular holes (8), the equal rigid coupling in four corners department of plain washer body (1) top outer wall has limiting plate (13), the jack has all been seted up to one side outer wall of limiting plate (13), the inner wall of jack is all pegged graft and is had inserted bar (7), the outer wall of inserted bar (7) all overlaps and is equipped with spring (12), the equal rigid coupling of one side outer wall of inserted bar (7) has atress board (14), spring (12) all are connected with limiting plate (13) and circular port (8).

2. The flat gasket with the locking function according to claim 1, wherein an arc-shaped groove is formed in an outer wall of one side of the stress plate (14), the pressing blocks (11) are arranged in a spherical shape, and the pressing blocks (11) are matched with the arc-shaped groove in size.

3. The flat washer with locking function as claimed in claim 1, characterized in that the other sides of the insertion rods (7) are tapered, and the insertion rods (7) are matched with the size of the circular holes (8) and the positioning holes (5).

4. The flat washer with the locking function as claimed in claim 1, characterized in that the outer wall of the top end of the threaded sleeve (3) is provided with a circular groove, and the inner wall of the circular groove is bonded with a first anti-skid pad (4).

5. The flat gasket with the locking function as claimed in claim 1, wherein the outer wall of the bottom of the flat gasket body (1) is provided with an annular groove, and the inner wall of the annular groove is bonded with a second anti-skid pad (9).

6. The flat washer with the locking function according to claim 1, wherein a fixing plate (16) is fixedly connected to the outer bottom wall of the flat washer body (1), a bottom tube (15) is fixedly connected to the outer bottom wall of the fixing plate (16), and circular openings are formed in the outer bottom walls of the fixing plate (16) and the bottom tube (15).

7. The flat washer with locking function as claimed in claim 6, wherein the circular opening is adapted to the size of the screw, and the regular hexagonal opening is adapted to the size of the screw head.