CN210218512U

CN210218512U - High temperature resistant belleville spring

Info

Publication number: CN210218512U
Application number: CN201920895315.5U
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 high temperature resistant belleville spring, including last belleville spring and with last belleville spring symmetry installation lower belleville spring, be provided with guiding mechanism between last belleville spring and the lower belleville spring, guiding mechanism includes holding ring, constant head tank, location arch, reference column and locating hole, location arch fixed mounting is on the inner wall of holding ring, the constant head tank is seted up on the outer wall of last belleville spring and lower belleville spring, the holding ring passes through the constant head tank and the protruding cover of location establishes in the outside of last belleville spring and lower belleville spring, the reference column fixed mounting is at the downside of last belleville spring, the locating hole is seted up at the upper surface of lower belleville; through the designed positioning mechanism, the butterfly springs can be positioned when being installed and used, dislocation among the butterfly springs is prevented, the positions among the butterfly springs are more accurate when the butterfly springs are installed, potential energy is conveniently stored by deformation among the butterfly springs, and the using effect of the butterfly springs is better.

Description

High temperature resistant belleville spring

Technical Field

The utility model belongs to the technical field of disc spring, concretely relates to high temperature resistant disc spring.

Background

The disc spring is a special spring which is conical in the axial direction and bears load, certain potential energy is stored after the disc spring bears load deformation, and when the bolt is loosened, the disc spring releases partial potential energy to keep the pressure between the flange connections to meet the sealing requirement. The stress distribution of the disc spring is uniformly decreased from inside to outside, and the effect of low stroke and high compensation force can be realized.

When the existing high-temperature-resistant belleville spring is installed and used, when the upper belleville spring and the lower belleville spring are installed and dislocated, potential energy cannot be stored due to the fact that the upper belleville spring and the lower belleville spring cannot deform when bearing load, and therefore the high-temperature-resistant belleville spring is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant disc spring to the current high temperature resistant disc spring who proposes in solving above-mentioned background art when the installation uses, when the dislocation appears in the installation between the upper and lower disc spring, can't warp the problem of saving potential energy between the disc spring about bearing the load leads to.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant belleville spring, includes belleville spring and installs down belleville spring with last belleville spring symmetry, go up belleville spring and be provided with guiding mechanism down between the belleville spring, guiding mechanism includes holding ring, constant head tank, location arch, reference column and locating hole, protruding fixed mounting in location is on the inner wall of holding ring, the constant head tank is seted up on last belleville spring and lower belleville spring's outer wall, the holding ring passes through the constant head tank and fixes a position protruding cover and establishes in last belleville spring and lower belleville spring's the outside, reference column fixed mounting is at last belleville spring's downside, belleville spring's upper surface under is seted up to the locating hole.

Preferably, the inner sides of the upper belleville spring and the lower belleville spring are both provided with an anti-wear bushing.

Preferably, the cross-sectional shape of the lower belleville spring is U-shaped.

Preferably, the thickness of the positioning ring is equal to the total thickness of the upper belleville spring and the lower belleville spring.

Preferably, the cross-sectional shapes of the upper and lower belleville springs are symmetrically tapered.

Preferably, the surfaces of the upper and lower belleville springs are coated with a high temperature resistant coating.

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

(1) through the designed positioning mechanism, the butterfly springs can be positioned when being installed and used, dislocation among the butterfly springs is prevented, the positions among the butterfly springs are more accurate when the butterfly springs are installed, potential energy is conveniently stored by deformation among the butterfly springs, and the using effect of the butterfly springs is better.

(2) Through the anti-abrasion bush of design, when the belleville spring cover was established and is used on the guide pillar, can prevent that belleville spring from wearing and tearing to appear through the anti-abrasion bush to prevent that belleville spring from rocking on the guide pillar.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic structural view of the lower belleville spring of the present invention;

in the figure: 1. an upper belleville spring; 2. a lower belleville spring; 3. a positioning ring; 4. positioning a groove; 5. positioning the projection; 6. an anti-wear bushing; 7. a positioning column; 8. and (7) positioning the holes.

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 high-temperature-resistant belleville spring comprises an upper belleville spring 1 and a lower belleville spring 2 which is symmetrically installed with the upper belleville spring 1, a guide mechanism is arranged between the upper belleville spring 1 and the lower belleville spring 2 and comprises a positioning ring 3, a positioning groove 4, a positioning bulge 5, a positioning column 7 and a positioning hole 8, the positioning bulge 5 is fixedly installed on the inner wall of the positioning ring 3, the positioning groove 4 is formed in the outer wall of the upper belleville spring 1 and the outer wall of the lower belleville spring 2, the positioning ring 3 is sleeved on the outer sides of the upper belleville spring 1 and the lower belleville spring 2 through the positioning groove 4 and the positioning bulge 5, the positioning column 7 is fixedly installed on the lower side of the upper belleville spring 1, the positioning hole 8 is formed in the upper surface of the lower belleville spring 2, the lower end of the positioning column 7 is slidably installed in the positioning hole 8, the positioning ring, the positions of the upper belleville spring 1 and the lower belleville spring 2 are prevented from being aligned when the upper belleville spring 1 and the lower belleville spring 2 are installed, the positioning column 7 is inserted into the positioning hole 8, the upper belleville spring 1 and the lower belleville spring 2 are deformed when the positioning column is used for bearing loads, and the positioning column 7 slides in the positioning hole 8 for guiding, so that the upper belleville spring 1 and the lower belleville spring 2 are better in use.

In this embodiment, preferably, the inner sides of the upper belleville spring 1 and the lower belleville spring 2 are both provided with an anti-wear bushing 6, and when the upper belleville spring 1 and the lower belleville spring 2 are mounted on the guide post, the upper belleville spring 1 and the lower belleville spring 2 can be isolated by the anti-wear bushing 6, so that abrasion can be prevented from occurring.

In this embodiment, it is preferable that the cross-sectional shape of the lower belleville spring 2 is a U shape, so that the wear-resistant bushing 6 is more stable when being installed.

In this embodiment, preferably, the thickness of the positioning ring 3 is equal to the total thickness of the upper belleville spring 1 and the lower belleville spring 2, so that the positioning ring 3 is more convenient to install and use.

In this embodiment, it is preferable that the upper and lower belleville springs 1 and 2 have symmetrical cross-sectional shapes and are tapered such that the upper and lower belleville springs 1 and 2 deform when they are subjected to a force, and can absorb more potential energy.

In this embodiment, preferably, the surfaces of the upper and lower belleville springs 1 and 2 are coated with a high temperature resistant coating, so that the upper and lower belleville springs 1 and 2 can withstand higher temperatures during use.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the installation, fixation and safety protection of the utility model are checked, then the utility model can be used, firstly, the upper disc spring 1 and the lower disc spring 2 are symmetrically arranged, then the positioning ring 3 is sleeved outside the upper disc spring 1 and the lower disc spring 2 through the positioning groove 4 and the positioning bulge 5, one end of the positioning column 7 is inserted into the positioning hole 8, then the anti-abrasion bush 6 is fixedly arranged on the inner wall of the upper disc spring 1, then the upper disc spring 1 and the lower disc spring 2 are arranged on the used guiding column, potential energy is stored when the upper disc spring 1 and the lower disc spring 2 bear load deformation, the dislocation between the upper disc spring 1 and the lower disc spring 2 is prevented through the guiding of the positioning ring 3, the positioning column 7 and the positioning hole 8, and the abrasion of the upper disc spring 1 and the lower disc spring 2 can be prevented through the anti-abrasion bush 6, just so accomplish right the utility model discloses a use, the utility model discloses simple structure, convenience safe in utilization.

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 high temperature resistant belleville spring, includes belleville spring (1) and belleville spring (2) under last belleville spring (1) symmetry installation, its characterized in that: go up between belleville spring (1) and lower belleville spring (2) and be provided with guiding mechanism, guiding mechanism includes holding ring (3), constant head tank (4), location arch (5), reference column (7) and locating hole (8), location arch (5) fixed mounting is on the inner wall of holding ring (3), constant head tank (4) are seted up on the outer wall of last belleville spring (1) and lower belleville spring (2), holding ring (3) are established in the outside of last belleville spring (1) and lower belleville spring (2) through constant head tank (4) and location arch (5) cover, reference column (7) fixed mounting is in the downside of last belleville spring (1), the upper surface of belleville spring (2) under locating hole (8) are seted up, and the lower extreme slidable mounting of reference column (7) is in locating hole (8).

2. The high temperature resistant belleville spring according to claim 1, wherein: and the inner sides of the upper butterfly spring (1) and the lower butterfly spring (2) are both provided with an anti-abrasion bushing (6).

3. The high temperature resistant belleville spring according to claim 2, wherein: the cross section of the lower belleville spring (2) is U-shaped.

4. The high temperature resistant belleville spring according to claim 1, wherein: the thickness of the positioning ring (3) is equal to the total thickness of the upper butterfly spring (1) and the lower butterfly spring (2).

5. The high temperature resistant belleville spring according to claim 1, wherein: the sectional shapes of the upper belleville spring (1) and the lower belleville spring (2) are symmetrical cones.

6. The high temperature resistant belleville spring according to claim 1, wherein: the surfaces of the upper belleville spring (1) and the lower belleville spring (2) are coated with high-temperature resistant coatings.