CN209856287U

CN209856287U - Butterfly spring

Info

Publication number: CN209856287U
Application number: CN201920260180.5U
Authority: CN
Inventors: 曹维富; 陈荣
Original assignee: Nantong Rui Si Electronics Co Ltd
Current assignee: Nantong Rui Si Electronics Co Ltd
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2019-12-27
Anticipated expiration: 2029-02-28

Abstract

The utility model discloses a disc spring, including disc spring body, first elastic region, second elastic region, first internal diameter, second internal diameter and bearing, the inboard of disc spring body is the second elastic region, the outside of disc spring body is first elastic region, the inboard top of disc spring body all is provided with first internal diameter with the bottom. The utility model discloses the belleville spring body has been set up, first elastic region, the elastic region of second, first internal diameter and second internal diameter, but played and carried out the plane contact effectually after the spring atress, stability when making it improve the use, and still its life of effectual assurance, it generally only has a holding surface in bottom surface to have solved current belleville spring, only play the supporting role before being compressed, only a little plays the supporting role after the compression, not only stability is not high, but also can subtract its life of weak point, the problem of inconvenience is brought for people's use simultaneously.

Description

Butterfly spring

Technical Field

The utility model relates to a spring technical field specifically is a disc spring.

Background

A spring is an elastic body storing mechanical energy, which is usually made of spring steel, with many spring designs, which in everyday use is generally referred to as a spring, with the aid of which the movement of a work member can be controlled, shocks or vibrations can be relaxed, energy can be stored and the magnitude of the force can be measured, etc., which is widely used in machines and instruments, when a conventional spring is compressed or stretched from its rest position without stiffness-changing characteristics, it exerts an opposite force proportional to its length change, the rate or spring constant of the spring is the change in the force it exerts divided by the change in deflection of the spring, that is, it is the gradient of the force versus deflection curve, the rate of extending or compressing the spring is expressed in units of force divided by the distance, the torsion spring, when it is twisted by an angle around its axis, it produces a torque proportional to the angle, the stiffness of the parallel springs is additive, the same is true of the compliance of the springs in series, the springs being made of various elastic materials, most commonly spring steel, the small springs being wound from pre-hardened stock, the larger springs being made of annealed steel and hardened after manufacture, some non-ferrous metals also being used for phosphor bronze and titanium for parts requiring corrosion resistance and beryllium copper for springs carrying current, the springs being of a wide variety, such as tension, compression, torsion, constant, variable rate, flat, machined, serpentine, cantilever, coil, conical, hairline, leaf, V-spring, belleville, gas and wave springs, etc., where the belleville has the excellent characteristics of small volume, large stored energy, good elasticity, etc., and is commonly used in the mechanical industries of defense, metallurgy, engineering, electrical power and machine tools, however, the existing belleville spring generally only has one supporting surface at the bottom surface, only plays a supporting role before being compressed, and only has one point after being compressed, so that the stability is not high, the service life of the belleville spring is shortened, and meanwhile, inconvenience is brought to the use of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disc spring possesses the advantage that stability is high and long service life, has solved current disc spring and has generally only a holding surface in bottom surface, only plays the supporting role before being compressed, only plays the supporting role a little after the compression, and not only stability is not high, but also can subtract its life, uses the problem of bringing inconvenience for people simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a belleville spring, includes belleville spring body, first elastic region, second elastic region, first internal diameter, second internal diameter and bearing, the inboard of belleville spring body is the second elastic region, the outside of belleville spring body is first elastic region, the top and the bottom of belleville spring body inboard all are provided with first internal diameter, the inboard upper end and the lower extreme of belleville spring body all are provided with the second internal diameter, the inboard of first internal diameter and second internal diameter all is provided with the bearing.

Preferably, the first elastic regions are V-shaped and have the same angle.

Preferably, the second elastic regions are T-shaped and have the same angle.

Preferably, the first inner diameter and the second inner diameter are circular in shape, and the first inner diameter and the second inner diameter have different thicknesses.

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

the utility model discloses the belleville spring body has been set up, first elastic region, the elastic region of second, first internal diameter and second internal diameter, but played and carried out the plane contact effectually after the spring atress, stability when making it improve the use, and still its life of effectual assurance, it generally only has a holding surface in bottom surface to have solved current belleville spring, only play the supporting role before being compressed, only a little plays the supporting role after the compression, not only stability is not high, but also can subtract its life of weak point, the problem of inconvenience is brought for people's use simultaneously.

Drawings

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

fig. 2 is a schematic view of the top view structure of the present invention.

In the figure: 1 a butterfly spring body, 2 a first elastic area, 3 a second elastic area, 4 a first inner diameter, 5 a second inner diameter and 6 bearings.

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. 1-2, a belleville spring includes a belleville spring body 1, a first elastic region 2, a second elastic region 3, a first inner diameter 4, a second inner diameter 5 and a bearing 6, the inner side of the belleville spring body 1 is the second elastic region 3, the second elastic region 3 is T-shaped and has the same angle, the outer side of the belleville spring body 1 is the first elastic region 2, the first elastic region 2 is V-shaped and has the same angle, the top and the bottom of the inner side of the belleville spring body 1 are both provided with the first inner diameter 4, the first inner diameter 4 and the second inner diameter 5 are circular, the first inner diameter 4 and the second inner diameter 5 have different thicknesses, the upper end and the lower end of the inner side of the belleville spring body 1 are both provided with the second inner diameter 5, which can effectively perform plane contact after the spring is stressed, improve the stability when the belleville spring is used, and can effectively ensure the service life, the problem of current belleville spring generally only have a holding surface of bottom surface, only play the supporting role before being compressed, only play the supporting role in a point after the compression, not only stability is not high, but also can subtract its life, and the while is used for people and brings inconvenience is solved, first internal diameter 4 all is provided with bearing 6 with the inboard of second internal diameter 5.

When in use, the disc spring body 1 can be upwards supported by the first elastic area 2 and the second elastic area 3 under the elastic action without stress, and can be pressed after the plane of the disc spring body 1 is supported, because the disc spring body is upwards supported by the plane, the disc spring body can also be downwards pressed by the plane after being pressed, so that the stability of the disc spring body under the stress condition can be effectively improved, meanwhile, the states of displacement, distortion, tearing and the like of the spring under the stress are avoided, the first inner diameter 4 and the second inner diameter 5 are utilized for effectively movably or fixedly connecting the bearing 6, and also can be used for fixedly connecting the first elastic area 2 and the second elastic area 3, the effect of effectively carrying out plane contact after the spring is stressed is realized, the stability in use is improved, the service life of the disc spring can also be effectively ensured, and the problem that the existing disc spring only has one supporting surface on the bottom surface is solved, the support effect is only played before being compressed, and only one point plays the support effect after being compressed, so that the stability is not high, the service life of the compressor is shortened, and the compressor is inconvenient for people to use.

In summary, the following steps: this belleville spring, belleville spring body 1 has been set up, first elastic zone 2, second elastic zone 3, first internal diameter 4 and second internal diameter 5, but played and carried out the plane contact after the spring atress effectually, make its stability when improving the use, and still effectual its life of guaranteeing, it generally only has a holding surface of bottom surface to have solved current belleville spring, only play the supporting role before being compressed, only a point plays the supporting role after the compression, not only stability is not high, and still can subtract its life of weak point, the problem of inconvenience is brought for people's use simultaneously.

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. The utility model provides a belleville spring, includes belleville spring body (1), first elastic region (2), second elastic region (3), first internal diameter (4), second internal diameter (5) and bearing (6), its characterized in that: the inner side of the butterfly spring body (1) is a second elastic area (3), the outer side of the butterfly spring body (1) is a first elastic area (2), the top and the bottom of the inner side of the butterfly spring body (1) are both provided with a first inner diameter (4), the upper end and the lower end of the inner side of the butterfly spring body (1) are both provided with a second inner diameter (5), and the inner sides of the first inner diameter (4) and the second inner diameter (5) are both provided with a bearing (6).

2. A belleville spring according to claim 1, wherein: the first elastic region (2) is V-shaped and has the same angle.

3. A belleville spring according to claim 1, wherein: the second elastic region (3) is T-shaped and has the same angle.

4. A belleville spring according to claim 1, wherein: the first inner diameter (4) and the second inner diameter (5) are circular in shape, and the first inner diameter (4) and the second inner diameter (5) are different in thickness.