CN216200435U

CN216200435U - High-temperature-resistant compression-resistant rubber sealing ring

Info

Publication number: CN216200435U
Application number: CN202122240567.4U
Authority: CN
Inventors: 戴雪琴
Original assignee: Medec Seal Technology Ningbo Co ltd
Current assignee: Medec Seal Technology Ningbo Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-04-05
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a high-temperature-resistant compression-resistant rubber sealing ring, which aims to solve the technical problems that the rubber sealing ring cannot be used at a high temperature in the prior art, and the service life of the rubber sealing ring is influenced due to the damage caused by over-high pressure when the rubber sealing ring is used. This rubber seal includes the sealing washer link, install in sealing washer body on the sealing washer link, connect in resistance to compression link on the sealing washer body, set up in sealing washer stiff end on the sealing washer body install in intercommunicating pore on the sealing washer link. This rubber seal utilizes inside high temperature resistant layer to improve holistic high temperature resistant effect, can be better under high temperature environment use, cooperates compressive structure simultaneously, can use under high pressure environment, lets rubber seal's life longer, under buffer spring's effect, can be better carry out the resistance to compression and handle, and the high temperature resistant inoxidizing coating also can improve holistic high temperature resistant effect.

Description

High-temperature-resistant compression-resistant rubber sealing ring

Technical Field

The utility model belongs to the technical field of rubber sealing rings, and particularly relates to a high-temperature-resistant compression-resistant rubber sealing ring.

Background

The rubber sealing ring is an annular cover composed of one or more parts, is fixed on one ferrule or gasket of the bearing and is contacted with the other ferrule or gasket or forms a narrow labyrinth gap to prevent lubricating oil from leaking and foreign matters from entering, but the existing sealing ring cannot be used under the condition of high temperature due to the material of the structure of the sealing ring, and the service life of the sealing ring is influenced due to the damage of the sealing ring caused by overhigh pressure when the sealing ring is used.

At present, the utility model with the patent number of CN202021999843.4 discloses a rubber seal ring, including retainer plate layer and rubber ring layer, be equipped with a plurality of bosss on the retainer plate layer, rubber ring layer bottom symmetry is equipped with a plurality of recesses, retainer plate layer and rubber ring layer adaptation joint, the utility model simple to operate, the sound construction, long service life are difficult to receive the influence of environment and deformation. When the rubber sealing ring is used, the rubber sealing ring does not have the anti-compression protection effect, and the application range of the rubber sealing ring is limited.

In addition, the utility model with the patent number of CN202022309800.5 discloses a rubber seal ring, which comprises a seal ring, a loop bar is arranged at the inner side of the seal ring, a mounting groove is arranged on the side wall of the loop bar, a push rod is arranged in the mounting groove, one end of the push rod is provided with a spring, the spring is arranged in the mounting groove, the other end of the push rod is fixed with an orifice plate, the utility model places the seal ring by sleeving the designed loop bar, the spring drives the orifice plate to extrude the inner side of the seal ring sleeved on the loop bar by pushing the push rod through the designed push rod and the spring, the spring keeps a circular state constantly to avoid deformation, thereby increasing the sealing performance of the later use of the seal ring more obviously, the limit of the push rod is realized by a designed limit block to avoid the separation from the mounting groove, the support plate and the thread are adjusted in height through threads by the designed thread and support plate, and then the supporting is adjusted according to the actual thickness of the sealing ring sleeved on the loop bar, so that the sealing ring cannot slide off the loop bar. The high-temperature resistant effect of the rubber sealing ring is not good, and the service life of the rubber sealing ring can be influenced when the temperature is higher.

Therefore, in order to solve the problem that the rubber seal ring does not have high temperature resistance and pressure resistance, it is necessary to improve the usage scenario of the rubber seal ring.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

The utility model aims to provide a high-temperature-resistant pressure-resistant rubber sealing ring, aiming at solving the technical problems that the rubber sealing ring cannot be used at high temperature and the service life of the rubber sealing ring is influenced due to damage caused by excessive pressure when the rubber sealing ring is used in the prior art.

(2) Technical scheme

In order to solve the technical problems, the utility model provides a high-temperature-resistant compression-resistant rubber sealing ring which comprises a sealing ring connecting end, a sealing ring body arranged on the sealing ring connecting end, a compression-resistant connecting end connected to the sealing ring body, a sealing ring fixing end arranged on the sealing ring body, and a communication hole arranged on the sealing ring connecting end, wherein a high-temperature-resistant protective layer is fixedly arranged on the outer side of the sealing ring body, an inner limiting rubber column is fixedly arranged in the compression-resistant connecting end, a fixed connecting column is fixedly arranged between the inner limiting rubber column and the compression-resistant connecting end, a buffer spring is fixedly arranged between the inner limiting rubber column and the compression-resistant connecting end, and an impact-resistant filling layer is fixedly arranged in the buffer spring.

When the rubber sealing ring of the technical scheme is used, the sealing ring connecting end and the sealing ring fixing end on the sealing ring body are installed, after installation, the compression-resistant connecting end can be matched with the fixed connecting column through the inner limiting rubber column inside the compression-resistant connecting end, compression resistance can be better performed under the action of the buffer spring, and meanwhile, the high-temperature-resistant protective layer can also improve the overall high-temperature-resistant effect.

Preferably, an outer protective layer is fixedly mounted in the high-temperature resistant protective layer, and a graphene thermal insulation layer is fixedly mounted in the outer protective layer. The overall heat insulation effect is improved through the graphene heat insulation layer.

Preferably, a corrosion-resistant layer is fixedly mounted in the high-temperature-resistant protective layer, and a heat-absorbing layer is fixedly mounted at the upper end of the corrosion-resistant layer. The service life is prolonged by the cooperation of the corrosion-resistant layer and the heat absorption layer.

Preferably, the sealing washer link end with the size of sealing washer stiff end is the same, the size of sealing washer body is greater than the sealing washer link end with the size of sealing washer stiff end. The fixed connection work of installation can be better carried out.

Preferably, the compression-resistant connecting end is of an inwardly-recessed arc-shaped structure, and the compression-resistant connecting end correspond to each other in position. Through the setting of arc structure, the resistance to compression work that warp the shrink that can be better.

Preferably, the high-temperature-resistant protective layer is fixedly connected with the communicating hole, and the communicating hole corresponds to the fixed end of the sealing ring in position. The internal flow work can be performed better by the communication hole.

Preferably, the fixed connecting columns and the buffer springs are staggered with each other, and the anti-impact filling layer is fixedly connected between the compression-resistant connecting end and the inner limiting rubber column. The compression-resistant effect can be improved by the fixed connecting column and the buffer spring.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: the rubber sealing ring disclosed by the utility model has the advantages that the overall high-temperature-resistant effect is improved by utilizing the internal high-temperature-resistant layer, the rubber sealing ring can be better used in a high-temperature environment, meanwhile, the rubber sealing ring is matched with a compression-resistant structure and can also be used in a high-pressure environment, the service life of the rubber sealing ring is longer, the rubber sealing ring is installed through the sealing ring connecting end and the sealing ring fixing end on the sealing ring body, after the rubber sealing ring is installed, the internal limiting rubber column and the fixing connecting column in the compression-resistant connecting end can be mutually matched, the compression-resistant treatment can be better carried out under the action of the buffer spring, and meanwhile, the overall high-temperature-resistant effect can also be improved by utilizing the high-temperature-resistant protective layer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of the overall structure of one embodiment of the rubber seal ring of the present invention;

FIG. 2 is a schematic view of the internal structure of one embodiment of the rubber seal ring of the present invention;

fig. 3 is a schematic structural view of a heat insulation layer of a rubber seal ring according to a specific embodiment of the present invention.

The labels in the figures are: the sealing ring comprises a sealing ring connecting end 1, a sealing ring body 2, a pressure-resistant connecting end 3, a sealing ring fixing end 4, a communicating hole 5, a high-temperature-resistant protective layer 6, an inner limiting rubber column 7, a fixing connecting column 8, a buffer spring 9, an impact-resistant filling layer 10, an outer protective layer 11, a graphene thermal insulation layer 12, a heat absorption layer 13 and a corrosion-resistant layer 14.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood and obvious, the technical solutions in the embodiments of the present invention are clearly and completely described below to further illustrate the utility model, and obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

Example 1

This embodiment is a self structure for rubber seal, its overall structure sketch map is shown in fig. 1, its inner structure sketch map is shown in fig. 2, this rubber seal includes sealing washer link 1, install sealing washer body 2 on sealing washer link 1, connect resistance to compression link 3 on sealing washer body 2, set up sealing washer stiff end 4 on sealing washer body 2, install intercommunicating pore 5 on sealing washer link 1, the outside fixed mounting of sealing washer body 2 has high temperature resistant inoxidizing coating 6, fixed mounting has interior spacing rubber post 7 in the resistance to compression link 3, fixed mounting has fixed connection post 8 between interior spacing rubber post 7 and the resistance to compression link 3, fixed mounting has buffer spring 9 between interior spacing rubber post 7 and the resistance to compression link 3, fixed mounting has impact filling layer 10 in buffer spring 9.

To this embodiment, the inner limiting rubber column 7 and the compression-resistant connecting end 3 are made of rubber, and the fixing connecting column 8 is also made of rubber.

Wherein, fixed mounting has outer inoxidizing coating 11 in the high temperature resistant inoxidizing coating 6, fixed mounting has graphite alkene insulating layer 12 in the outer inoxidizing coating 11, fixed mounting has corrosion resistant layer 14 in the high temperature resistant inoxidizing coating 6, the upper end fixed mounting of corrosion resistant layer 14 has heat-sink shell 13, the size of sealing washer link 1 is the same with sealing washer stiff end 4, the size of sealing washer body 2 is greater than the size of sealing washer link 1 and sealing washer stiff end 4, resistance to compression link 3 is inside sunken convex structure, resistance to compression link 3 and resistance to compression link 3's position corresponds each other, fixed connection between high temperature resistant inoxidizing coating 6 and the intercommunicating pore 5, intercommunicating pore 5 and sealing washer stiff end 4's position correspond each other, crisscross each other between fixed connection post 8 and the buffer spring 9, impact filling layer 10 fixed connection is between resistance to compression link 3 and interior spacing rubber post 7. Three groups of fixed connecting columns 8 are symmetrically arranged, and two groups of buffer springs 9 are symmetrically arranged.

The structure schematic diagram of the high-temperature resistant protection layer 6 of the rubber sealing ring is shown in fig. 3.

When the rubber sealing ring of the technical scheme is used.

Having thus described the principal technical features and basic principles of the utility model, and the advantages associated therewith, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description is described in terms of various embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.

Claims

1. A high-temperature-resistant pressure-resistant rubber sealing ring comprises a sealing ring connecting end, a sealing ring body arranged on the sealing ring connecting end, a pressure-resistant connecting end connected to the sealing ring body, a sealing ring fixing end arranged on the sealing ring body, and a communicating hole arranged on the sealing ring connecting end; its characterized in that, the outside fixed mounting of sealing washer body has high temperature resistant inoxidizing coating, fixed mounting has interior spacing rubber post in the resistance to compression link, interior spacing rubber post with fixed mounting has the fixed connection post between the resistance to compression link, interior spacing rubber post with fixed mounting has buffer spring between the resistance to compression link, fixed mounting has the filling layer that shocks resistance in the buffer spring.

2. The high-temperature-resistant and pressure-resistant rubber sealing ring according to claim 1, wherein an outer protective layer is fixedly mounted in the high-temperature-resistant protective layer, and a graphene thermal insulation layer is fixedly mounted in the outer protective layer.

3. The high-temperature-resistant pressure-resistant rubber sealing ring according to claim 1, wherein a corrosion-resistant layer is fixedly mounted in the high-temperature-resistant protective layer, and a heat-absorbing layer is fixedly mounted at an upper end of the corrosion-resistant layer.

4. The high-temperature-resistant pressure-resistant rubber seal ring according to claim 1, wherein the seal ring connecting end and the seal ring fixing end have the same size, and the size of the seal ring body is larger than the size of the seal ring connecting end and the size of the seal ring fixing end.

5. The high-temperature-resistant and pressure-resistant rubber sealing ring as claimed in claim 1, wherein the pressure-resistant connecting end is of an inwardly concave circular arc structure, and the positions of the pressure-resistant connecting end and the pressure-resistant connecting end correspond to each other.

6. The high-temperature-resistant pressure-resistant rubber sealing ring as claimed in claim 1, wherein the high-temperature-resistant protective layer and the communication hole are fixedly connected, and the communication hole and the fixed end of the sealing ring are correspondingly positioned.

7. The high-temperature-resistant pressure-resistant rubber sealing ring as claimed in claim 1, wherein the fixing connection columns and the buffer springs are staggered, and the impact-resistant filling layer is fixedly connected between the pressure-resistant connection end and the inner limiting rubber column.