CN210218518U

CN210218518U - Durable disc spring

Info

Publication number: CN210218518U
Application number: CN201920895773.9U
Authority: CN
Inventors: Tongsheng Liu; 刘同胜
Original assignee: Jiangsu Sanzhong Elastic Technology Co Ltd
Current assignee: Jiangsu Sanzhong Elastic Technology Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-03-31
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a durable disc spring, which comprises a disc spring body, wherein a first central hole is formed in the inner side of the disc spring body, the first central hole penetrates through the disc spring body, a reinforcement is integrally formed on the inner surface of the disc spring body, a second central hole is formed in the inner side of the middle part of the reinforcement, the inner diameter of the second central hole is equal to that of the first central hole, and an elastic block is fixed on the upper surface of the reinforcement; through being provided with flexible piece, reinforcement and through-hole, be convenient for reduce the outside to the pressure effect of dish spring body, avoid the dish spring body when taking place elastic deformation for a long time, stress is too big, influences the fatigue degree of device, through being provided with plush copper, elastic component, cavity and recess, be convenient for improve the area of dish spring body lower extreme, avoid the contact surface of dish spring body lower extreme less, cause the placing effect not good, easily take place to remove.

Description

Durable disc spring

Technical Field

The utility model belongs to the technical field of the belleville spring, concretely relates to durable type belleville spring.

Background

The belleville spring washer is a conical disc-shaped washer, can be used singly or in series or in parallel, bears static or dynamic loads acting along the axial direction at the upper inner edge and the lower outer edge, deforms after being compressed, and is small in size, strong in buffering and vibration absorbing capacity and convenient to use. Current belleville spring is when using, elastic deformation takes place for a long time for the spring body, stress is too big, influence the fatigue degree of product, easily lead to the elastic force to reduce, and life is short, the long-term use of being not convenient for, the lower extreme of spring generally is the arc in addition, area of contact is less, the spring is easily taken place to slide after placing, at the friction that gliding in-process produced, can wear and tear the spring and produce the particulate matter, accelerate the degree of wear of spring, the result of use is not good, we propose a durable type belleville spring for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable type belleville spring to propose current belleville spring when using in solving above-mentioned background art, elastic deformation takes place for a long time for the spring body, and stress is too big, influence the fatigue degree of product, easily lead to the elastic force to reduce, and short service life, long-term use is not convenient for, and the lower extreme of spring generally is the arc in addition, and area of contact is less, and the spring is easily taken place to slide after placing, at the friction of gliding in-process production, can wear and tear the spring and produce the particulate matter, accelerate the degree of wear of spring, the not good problem of result of use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a durable type belleville spring, includes the belleville spring body, first centre bore has been seted up to the inboard of belleville spring body, first centre bore runs through the belleville spring body, the internal surface integrated into one piece of belleville spring body has the reinforcement, the second centre bore has been seted up to the inboard at reinforcement middle part, the second centre bore equals with the internal diameter of first centre bore, the last fixed surface of reinforcement has the elasticity piece, the upper end and the belleville spring body of elasticity piece are fixed, the upper surface integrated into one piece of belleville spring body has the stiffening rib, the lower extreme of belleville spring body is provided with the plush copper, plush copper and belleville spring body formula structure as an organic whole.

Preferably, the elastic block is of an inclined structure, and an elastic groove is formed in the side face of the elastic block.

Preferably, twelve elastic blocks are arranged on the elastic blocks, and twelve elastic blocks are uniformly distributed around the center of the second central hole.

Preferably, the reinforcing member is of an arc-shaped structure, and through holes are formed in the inner side of the reinforcing member and penetrate through two sides of the reinforcing member.

Preferably, a cavity is formed in the inner side of the raised head, an elastic piece is arranged in the cavity, and the upper end and the lower end of the inner surface of the cavity are fixedly connected with two ends of the elastic piece respectively.

Preferably, the elastic part is spliced by two crossed V-shaped parts.

Preferably, the lower end of the raised head is provided with a groove, and the depth of the groove extending towards the inner side of the raised head is less than two centimeters.

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

(1) through being provided with flexible piece, reinforcement and through-hole, be convenient for reduce the outside and to the pressure effect of belleville spring body, avoid the belleville spring body when taking place elastic deformation for a long time, the stress is too big, influences the fatigue degree of device, the extension of being convenient for device's life improves the economic value of device.

(2) Through being provided with plush copper, elastic component, cavity and recess, be convenient for improve the area of dish spring body lower extreme, it is less to avoid the contact surface of dish spring body lower extreme, causes the placement effect not good, and the removal of easily taking place is convenient for accomodate frictional granule simultaneously, and the piece of avoiding the friction to drop lies in between the contact site in dish spring body lower extreme and outside for a long time, and it is great to cause the friction, influences the result of use of device, is convenient for reduce wear, reduces use cost.

Drawings

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

FIG. 2 is a schematic sectional view taken along A-A of FIG. 1;

fig. 3 is a schematic view of the present invention at a portion B of fig. 1;

in the figure: 1. a disc spring body; 2. reinforcing ribs; 3. an elastic block; 4. a reinforcement; 5. a first central aperture; 6. a through hole; 7. a cavity; 8. a groove; 9. an elastic member; 10. and (4) a convex head.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a durable disk spring comprises a disk spring body 1 and is characterized in that: first centre bore 5 has been seted up to dish spring body 1's inboard, first centre bore 5 runs through dish spring body 1, the internal surface integrated into one piece of dish spring body 1 has reinforcement 4, the outside of being convenient for shares the pressure that dish spring body 1 caused, the second centre bore has been seted up to the inboard at 4 middle parts of reinforcement, the second centre bore equals with the internal diameter of first centre bore 5, the last fixed surface of reinforcement 4 has elastic block 3, be convenient for better reduction outside pressure is to the damage of dish spring body 1, elastic block 3's upper end is fixed with dish spring body 1, the upper surface integrated into one piece of dish spring body 1 has stiffening rib 2, the lower extreme of dish spring body 1 is provided with plush copper 10, be convenient for improve the area of dish spring body 1 downside, plush copper 10 and dish spring body 1 formula structure as an organic whole.

In this embodiment, preferably, the elastic block 3 is an inclined structure, and the side surface of the elastic block 3 is provided with an elastic groove, so as to facilitate a better elastic effect.

In this embodiment, preferably, twelve elastic blocks 3 are provided, and twelve elastic blocks 3 are uniformly distributed around the center of the second central hole, so as to better provide a supporting force for the disc spring body 1.

In this embodiment, preferably, the reinforcing member 4 has an arc-shaped structure, and the inner side of the reinforcing member 4 is provided with the through holes 6, and the through holes 6 penetrate through two sides of the reinforcing member 4, so as to reduce the accumulation of dust on the upper surface of the reinforcing member 4.

In this embodiment, preferably, the inner side of the protruding head 10 is provided with a cavity 7, so as to reduce the volume of the protruding head 10 and reserve a space for elastic deformation, the inner side of the cavity 7 is provided with an elastic member 9, and the upper end and the lower end of the inner surface of the cavity 7 are respectively fixedly connected with two ends of the elastic member 9.

In this embodiment, the elastic member 9 is preferably formed by splicing two crossed "V" shapes, so as to support the cavity 7.

In this embodiment, preferably, the lower end of the raised head 10 is provided with a groove 8, and the depth of the groove 8 extending towards the inner side of the raised head 10 is less than two centimeters, so that a space is conveniently reserved for accommodating friction particles.

The utility model discloses a theory of operation and use flow: when the disc spring is used, when the disc spring body 1 is extruded by an outer object on the upper surface and the lower surface, the arc-shaped disc spring body 1 is elastically deformed, meanwhile, two ends of the reinforcing piece 4 are deformed under the action of the disc spring body 1, the inclined elastic block 3 is deformed under extrusion, the acting force of pressure on the disc spring body 1 is conveniently reduced, the fatigue degree of the disc spring body 1 is reduced, the service life of the device is prolonged, raised heads 10 are arranged at two ends of the disc spring body 1, the contact area of the lower end surface of the disc spring body 1 is conveniently improved, the area of the lower end surface of the disc spring body 1 is conveniently reduced due to abrasion, meanwhile, the debris particles generated by friction between the lower end surface of the raised heads 10 and the outer side are conveniently accommodated through the grooves 8, the abrasion increase caused by the fact that the debris particles contact the outer side at the lower end surface of the raised heads 10 is avoided, and the weight of the raised heads, and a space is reserved for the deformation of the raised head 10, so that the overall elastic effect of the device is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A durable disk spring, includes disk spring body (1), its characterized in that: the inner side of the disc-shaped spring body (1) is provided with a first center hole (5), the first center hole (5) penetrates through the disc-shaped spring body (1), a reinforcing piece (4) is integrally formed on the inner surface of the disc-shaped spring body (1), a second center hole is formed in the inner side of the middle of the reinforcing piece (4), the second center hole is equal to the inner diameter of the first center hole (5), an elastic block (3) is fixed to the upper surface of the reinforcing piece (4), the upper end of the elastic block (3) is fixed to the disc-shaped spring body (1), a reinforcing rib (2) is integrally formed on the upper surface of the disc-shaped spring body (1), a raised head (10) is arranged at the lower end of the disc-shaped spring body (1), and the raised head (10) and the disc-shaped spring body (1) are of an integrated.

2. A durable disc spring according to claim 1, wherein: the elastic block (3) is of an inclined structure, and an elastic groove is formed in the side face of the elastic block (3).

3. A durable disc spring according to claim 2, wherein: twelve elastic blocks (3) are arranged, and twelve elastic blocks (3) are uniformly distributed around the center of the second center hole.

4. A durable disc spring according to claim 1, wherein: the reinforcing piece (4) is of an arc-shaped structure, a through hole (6) is formed in the inner side of the reinforcing piece (4), and the through hole (6) penetrates through the two sides of the reinforcing piece (4).

5. A durable disc spring according to claim 1, wherein: the inner side of the raised head (10) is provided with a cavity (7), the inner side of the cavity (7) is provided with an elastic part (9), and the upper end and the lower end of the inner surface of the cavity (7) are fixedly connected with two ends of the elastic part (9) respectively.

6. A durable disc spring according to claim 5, wherein: the elastic part (9) is spliced by two crossed V-shaped parts.

7. A durable disc spring according to claim 1, wherein: the lower end of the raised head (10) is provided with a groove (8), and the depth of the groove (8) extending towards the inner side of the raised head (10) is less than two centimeters.