CN214465494U

CN214465494U - Elastic anti-loose parallel washer

Info

Publication number: CN214465494U
Application number: CN202120459958.2U
Authority: CN
Inventors: 黄世新
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-10-22
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses an elasticity locking parallel packing ring, including packing ring inner ring structure and packing ring shell fragment structure, the periphery of packing ring inner ring structure sets up many curved packing ring shell fragment structures, and many packing ring shell fragment structures constitute annular structure, and every packing ring shell fragment structure's one end kickup has elasticity, every packing ring shell fragment structure's the other end inboard all with packing ring inner ring structure's outward flange fixed connection. The utility model relates to a can increase not hard up technique of self-locking nut. The novel product is better than the prior art anti-loose gasket product in terms of mechanical principle and performance no matter from the shape and structural characteristics of the novel product. Through a plurality of experiments, the elasticity and the elastic distance of a plurality of gasket elastic sheet structures of the nut can form a tightly-attached plane stress state for the nut, so that the friction force of the stress end face of the nut is enhanced, the loosening difficulty of the nut is increased, the purpose of preventing the nut from loosening can be realized, and an anti-skid structure is additionally arranged, thereby further improving the effect of preventing the nut from loosening.

Description

Elastic anti-loose parallel washer

Technical Field

The utility model relates to a mechanical connection structure especially relates to an elasticity locking parallel packing ring.

Background

Bolts and nuts are not available in various industries in the field of industrial machinery. In use, the nut is easy to loosen naturally due to the influence of vibration, impact and temperature. Once the nut is loosened, the compressive force is lost. The compacted object loosens. For many years, many experts and enthusiasts in China and even in the world are exploring and developing novel anti-loosening technologies all the time. At present, common spring washers, tooth-shaped anti-loose washers, wave-shaped anti-loose washers and butterfly-shaped anti-loose washers exist in the world. The anti-loose washer has poor anti-loose performance and poor effect due to the limitation of the structure and the shape. The purpose of locking the nut is not easy to loosen. Therefore, there is a strong need in the art for a new product that will stop the nut from loosening beyond the prior art.

Disclosure of Invention

The utility model aims at providing an elasticity locking parallel packing ring.

In order to achieve the purpose, the utility model is implemented according to the following technical scheme:

the utility model discloses a packing ring inner ring structure and packing ring shell fragment structure, the periphery of packing ring inner ring structure sets up many curved packing ring shell fragment structure, many packing ring shell fragment structure constitutes loop configuration, every the one end kickup of packing ring shell fragment structure has elasticity, every the other end inboard of packing ring shell fragment structure all with the outward flange fixed connection of packing ring inner ring structure.

Preferably, the end part of the upward bent end of the gasket spring structure is fixedly provided with a high-hardness alloy block.

As an improvement, the gasket inner ring structure is sleeved on the screw rod structure and is positioned between the nut structure and a connecting workpiece, the connecting workpiece is arranged on the contact surface of the nut structure and the gasket inner ring structure, and the gasket elastic sheet structure is contacted with the connecting workpiece.

Preferably, the structure of the connecting workpiece is a ring-shaped sawtooth structure.

As an improvement, the contact surface between the gasket inner ring structure and the connecting workpiece is provided with an anti-skidding structure.

Furthermore, the anti-skid structure is composed of an inner ring lug structure and a workpiece groove structure, the inner ring lug structure is annularly distributed on the lower end face of the inner ring structure of the gasket, the workpiece groove structure is annularly distributed on the upper end face of the connecting workpiece, and the inner ring lug structure is located in the workpiece groove structure.

Preferably, the structure of the gasket spring plate is three or more.

The utility model has the advantages that:

the utility model relates to an elasticity locking parallel packing ring, compared with the prior art, the utility model relates to a can increase the not hard up technique of self-locking nut. The novel product is better than the prior art anti-loose gasket product in terms of mechanical principle and performance no matter from the shape and structural characteristics of the novel product. Through a plurality of experiments, the elasticity and the elastic distance of a plurality of gasket elastic sheet structures of the nut can form a tightly-attached plane stress state for the nut, so that the friction force of the stress end face of the nut is enhanced, the loosening difficulty of the nut is increased, the purpose of preventing the nut from loosening can be realized, and an anti-skid structure is additionally arranged, so that the effect of preventing the nut from loosening is further improved, and the nut anti-skid structure has popularization and application values.

Drawings

Fig. 1 is a top view of the gasket of the present invention;

fig. 2 is a side view of the washer of the present invention;

FIG. 3 is a diagram illustrating the application of the gasket of the present invention;

FIG. 4 is a schematic diagram of the present invention with a sawtooth structure;

FIG. 5 is a partial cross-sectional view of the non-slip feature;

fig. 6 is a bottom view of the gasket.

Detailed Description

The invention will be further described with reference to the drawings and specific embodiments, illustrative embodiments and description of which are provided herein to explain the invention, but not as a limitation thereof.

As shown in fig. 1-6: the utility model discloses a packing ring inner ring structure 1 and packing ring shell fragment structure 2, packing ring inner ring structure 1's periphery sets up many curved packing ring shell fragment structure 2, many packing ring shell fragment structure 2 constitutes loop configuration, every the one end kickup of packing ring shell fragment structure 2 has elasticity, every the other end inboard of packing ring shell fragment structure 2 all with packing ring inner ring structure 1's outward flange fixed connection.

Preferably, the end part of the upward bent end of the gasket elastic sheet structure 2 is fixedly provided with a high-hardness alloy block 3.

As an improvement, the washer inner ring structure 1 is sleeved on the screw rod structure 5, the washer inner ring structure 1 is located between the nut structure 4 and the connecting workpiece 6, the connecting workpiece 6 is arranged on the contact surface of the nut structure 4 and the washer inner ring structure 1, and the washer elastic sheet structure 2 is in contact with the connecting workpiece 6.

Preferably, the structure of the connecting workpiece 6 is a ring-shaped sawtooth structure.

As a modification, the contact surface between the gasket inner ring structure 1 and the connecting workpiece 6 is provided with an anti-slip structure.

Further, the anti-skid structure is composed of an inner ring bump structure 7 and a workpiece groove structure 8, the inner ring bump structure 7 is annularly distributed on the lower end face of the gasket inner ring structure 1, the workpiece groove structure 8 is annularly distributed on the upper end face of the connecting workpiece 6, and the inner ring bump structure 7 is located in the workpiece groove structure 8.

Preferably, the number of the gasket elastic sheet structures 2 is three or more.

The working principle of the utility model is as follows:

when the utility model is used, the screw rod structure 5 passes through the other end of the connecting workpiece 6, the gasket inner ring structure 1 is sleeved on the screw rod structure 5, the nut structure 4 is connected with the screw rod structure 5, because one end of the gasket elastic sheet structure 2 is bent upwards and has elasticity, the gasket elastic sheet structure 2 can form a plane to closely bear the force on the end surface of the nut to prevent loosening, as an improvement, the sawtooth structure is annularly arranged on the contact surface of the nut structure 4 and the gasket elastic sheet structure 2 to ensure that the nut structure 4 can only rotate in the screwing direction after contacting with the gasket elastic sheet structure 2, the gasket elastic sheet structure 2 moves downwards when the nut structure 4 rotates and then bounces to fall into the connecting workpiece 6 to prevent rotation, in order to further prevent the gasket inner ring structure 1 from rotating, the inner ring structure 7 and the workpiece groove structure 8 are respectively arranged on the lower end surface of the gasket inner ring structure 1 and the upper end surface of the connecting workpiece 6, the inner ring lug structure 7 is clamped into the workpiece groove structure 8, relative rotation between the gasket inner ring structure 1 and the connecting workpiece 6 is prevented, the nut structure 4 is further locked when the installation is firm, the nut structure 4 is prevented from rotating in the opposite direction, the loosening prevention effect is achieved, the end hardness of the gasket elastic sheet structure 2 can be increased by arranging the high-hardness alloy block 3 on the gasket elastic sheet structure 2, and abrasion is prevented when the gasket elastic sheet structure 2 and the nut structure 4 move relatively.

Example (b):

in order to meet the above requirements, the utility model adopts the following technical scheme: the elastic parallel gasket product is in the shape shown in figure 1, and is formed by integrally punching, and three gasket elastic sheet structures 2 are uniformly distributed on the outer circumference of an inner ring structure 1 of the gasket. The middle is an inner hole for passing through the screw rod. The shape of the gasket is circular, and the heights of the three gasket shrapnel structures 2 are equal; the spring distance is designed to be 2 mm.

The elastic parallel gasket has the following properties:

the elastic parallel washer has three advantages: the spiral spring has the elasticity and the elastic stroke of three spiral sheets, and can form a plane to the end face of a nut to be tightly attached to bear force, unlike the traditional single-point inclined plane to bear force. Secondly, the elasticity of the nut is more than 3 times better than that of the old spring washer due to the force-distance relationship, so that the nut is very powerful in the effect of preventing the nut from loosening. Thirdly, the elastic cushion has the performance of an elastic cushion and a flat cushion, and is a product for replacing two products. And fourthly, the method is applicable and low in use cost.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, which is intended to be covered by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An elasticity locking parallel packing ring which characterized in that: the novel packing ring is characterized by comprising a packing ring inner ring structure (1) and a packing ring elastic sheet structure (2), wherein a plurality of arc-shaped packing ring elastic sheet structures (2) are arranged on the periphery of the packing ring inner ring structure (1), the plurality of packing ring elastic sheet structures (2) form an annular structure, one end of each packing ring elastic sheet structure (2) is bent upwards and has elasticity, and the inner side of the other end of each packing ring elastic sheet structure (2) is fixedly connected with the outer edge of the packing ring inner ring structure (1).

2. The elastic anti-loose parallel washer according to claim 1, characterized in that: and a high-hardness alloy block (3) is fixedly arranged at the end part of one end of the gasket elastic sheet structure (2) which is bent upwards.

3. The elastic anti-loose parallel washer according to claim 1, characterized in that: the gasket inner ring structure (1) is sleeved on the screw rod structure (5), the gasket inner ring structure (1) is located between the nut structure (4) and the connecting workpiece (6), the connecting workpiece (6) is arranged on the contact surface of the nut structure (4) and the gasket inner ring structure (1), and the gasket elastic sheet structure (2) is in contact with the connecting workpiece (6).

4. The elastic anti-loose parallel washer according to claim 3, characterized in that: the structure of the connecting workpiece (6) is an annular sawtooth structure.

5. The elastic anti-loose parallel washer according to claim 3, characterized in that: and an anti-skid structure is arranged on the contact surface between the gasket inner ring structure (1) and the connecting workpiece (6).

6. An elastic anti-loose parallel washer according to claim 5, characterized in that: the anti-skidding structure comprises an inner ring lug structure (7) and a workpiece groove structure (8), wherein the inner ring lug structure (7) is annularly distributed on the lower end face of the gasket inner ring structure (1), the workpiece groove structure (8) is annularly distributed on the upper end face of the connecting workpiece (6), and the inner ring lug structure (7) is located in the workpiece groove structure (8).

7. The elastic anti-loose parallel washer according to claim 1, characterized in that: the number of the gasket elastic sheet structures (2) is three or more.