CN217355544U

CN217355544U - Sealing gasket structure with framework limiting ring

Info

Publication number: CN217355544U
Application number: CN202221458528.XU
Authority: CN
Inventors: 祝海峰; 祝亚利; 祝振宁; 祝立夫
Original assignee: Xianyang Dragon Sealing Compound Materials Co ltd
Current assignee: Xianyang Dragon Sealing Compound Materials Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-09-02
Anticipated expiration: 2032-06-13

Abstract

The utility model provides a sealed structure of filling up with skeleton spacing ring, including sealed annular body that fills up, fixedly connected with spacing ring on the disc in sealed annular body that fills up, it is sealed protruding to be equipped with annular on the sealed annular body upper surface of filling up, it is sealed protruding to be equipped with annular down on the sealed annular body lower surface of filling up. The utility model discloses a disc sets up the spacing ring in sealed annular body that fills up, sets up the skeleton on the disc outside sealed annular body that fills up, can prevent that sealed pad cross-section from directly bearing connecting pressure, can make compression volume control at the within range of requirement, not only sealed effectual, the sealed life who fills up of extension moreover.

Description

Sealing gasket structure with framework limiting ring

Technical Field

The utility model belongs to the technical field of sealed the pad, concretely relates to sealed pad structure with skeleton spacing ring.

Background

The sealing gasket is commonly used in various mechanical parts, wherein the rubber sealing gasket is fast to apply and popularize, and has the advantages of reliable sealing, no leakage and reusability. However, the elastic sealing gasket may have failure conditions such as cracking, pressure loss, aging and the like during use, and the main reason is that the design principle of the elastic sealing gasket is not reasonable enough, the section of the elastic sealing gasket directly bears the pressure of the connecting bolt, the compression amount cannot be controlled within a required range, and the bolt is in the elastic support. How to provide and improve the structure of the existing elastic sealing gasket, make it seal reliably, alleviate the failure situation such as rupture, pressure loss, ageing, etc., this has become the problem that awaits solution at present. There is therefore a need for improvements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a sealed pad structure with skeleton spacing ring, the utility model discloses a face sets up the spacing ring in sealed pad annular body, sets up the skeleton on the disc outside sealed pad annular body, can prevent that sealed pad cross-section from directly bearing connecting pressure, can make compression volume control at the within range that requires, not only sealed effectual, the sealed life who fills up of extension moreover.

The utility model adopts the technical proposal that: the sealing gasket structure with the framework limiting ring comprises a sealing gasket annular body, wherein the limiting ring is fixedly connected to the inner circular surface of the sealing gasket annular body, an upper annular sealing bulge is arranged on the upper surface of the sealing gasket annular body, and a lower annular sealing bulge is arranged on the lower surface of the sealing gasket annular body.

In order to further limit the technical scheme, the cross sections of the upper annular sealing bulge on the upper surface and the lower annular sealing bulge on the lower surface of the annular body of the sealing gasket are both triangular structures or semicircular structures.

In order to further limit the technical scheme, the sealing gasket annular body, the upper annular sealing bulge and the lower annular sealing bulge are integrally made of rubber materials.

To the further injecition of above-mentioned technical scheme, spacing ring upper surface and the sealed annular body upper surface parallel and level of filling up, spacing ring lower surface and the sealed annular body lower surface parallel and level of filling up.

The technical scheme is further limited, the upper surface of the limiting ring is lower than the upper surface of the sealing gasket annular body, and the lower surface of the limiting ring is lower than the lower surface of the sealing gasket annular body.

According to the technical scheme, the middle part of the inner circular surface of the sealing gasket annular body is provided with an inner annular mounting groove, and the middle part of the outer circular surface of the limiting ring connected with the inner circular surface of the sealing gasket annular body is provided with a limiting ring mounting convex ring tightly clamped into the inner annular mounting groove.

In order to further limit the technical scheme, the limiting ring is made of stainless steel materials.

The further limited to above-mentioned technical scheme, sealed outer disc middle part fixedly connected with skeleton of annular body of packing, the thickness of skeleton is less than or equal to 1/3 of sealed annular body thickness of packing.

Further inject above-mentioned technical scheme, the outer disc middle part of the annular body of sealed pad is equipped with skeleton annular mounting groove, the inboard card of skeleton is in skeleton annular mounting groove.

In order to further limit the technical scheme, the framework is made of stainless steel materials.

The utility model has the advantages compared with the prior art:

1. according to the scheme, the limiting ring is arranged on the inner circular surface of the sealing gasket annular body, and the framework is arranged on the outer circular surface of the sealing gasket annular body, so that the section of the sealing gasket can be prevented from directly bearing connection pressure, the compression amount can be controlled within a required range, the sealing effect is good, and the service life of the sealing gasket is prolonged;

2. this scheme is equipped with annular seal arch on sealed the annular body upper surface of filling up, is equipped with down annular seal arch on sealed annular body lower surface of filling up, can make sealed the pad realize that the line is sealed, improves sealing performance.

Drawings

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

FIG. 2 is a schematic view of a gasket structure with a frame according to the present invention;

fig. 3 is a schematic view of the connection structure of the middle stop collar and the sealing gasket ring body of the present invention.

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.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element described by the phrase "comprising a. -" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Referring to fig. 1-3, embodiments of the present invention are detailed.

The sealing gasket structure with the framework limiting ring comprises a sealing gasket annular body 1, wherein an upper annular sealing bulge 1-1 is arranged on the upper surface of the sealing gasket annular body 1, and a lower annular sealing bulge 1-2 is arranged on the lower surface of the sealing gasket annular body 1. The utility model discloses all be equipped with the sealed arch of annular on sealed two contact surfaces that fill up, can make sealed the pad realize that the line is sealed, improve sealing performance.

Preferably, as shown in fig. 1, the cross-sections of the upper annular sealing protrusion 1-1 on the upper surface and the lower annular sealing protrusion 1-2 on the lower surface of the gasket annular body 1 are both triangular structures or semicircular structures.

Preferably, the gasket annular body 1, the upper annular sealing protrusion 1-1 and the lower annular sealing protrusion 1-2 are integrally made of rubber materials.

And a limiting ring 2 is fixedly connected to the inner circular surface of the sealing gasket annular body 1.

Wherein, 2 upper surfaces of spacing ring and 1 upper surface parallel and level of sealed annular body of packing, 2 lower surfaces of spacing ring and 1 lower surface parallel and level of sealed annular body of packing for finalize the design to the shape of sealed packing.

Or, the upper surface of the limiting ring 2 is lower than the upper surface of the sealing gasket annular body 1, and the lower surface of the limiting ring 2 is lower than the lower surface of the sealing gasket annular body 1, so that the interference caused by the compression sealing of the sealing gasket is avoided.

Mounting structure of spacing ring 2 on sealed annular body 1: as shown in fig. 3, an inner annular mounting groove 1-4 is formed in the middle of the inner circumferential surface of the sealing gasket annular body 1, and a limiting ring mounting convex ring 2-1 tightly clamped into the inner annular mounting groove 1-4 is formed in the middle of the outer circumferential surface of the limiting ring 2 connected with the inner circumferential surface of the sealing gasket annular body 1.

Preferably, the spacing ring 2 is made of stainless steel material.

The outer disc middle part fixedly connected with skeleton 3 of sealed pad annular body 1, as shown in fig. 2, 1/3 of the thickness less than or equal to of skeleton 3 sealed pad annular body 1 thickness can guarantee to seal up the elastic seal compression of filling up.

The middle of the outer circular surface of the sealing gasket annular body 1 is provided with framework annular mounting grooves 1-3, and the inner side of the framework 3 is tightly clamped in the framework annular mounting grooves 1-3.

Preferably, the framework 3 is made of stainless steel material.

The utility model discloses in set up the spacing ring through the disc in sealed annular body that fills up, set up the skeleton on the disc outside sealed annular body that fills up, can prevent that sealed pad cross-section from directly bearing connecting pressure, can make compression volume control at the within range of requirement, not only sealed effectual, the sealed life who fills up of extension moreover.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Sealed pad structure with skeleton spacing ring, its characterized in that: the sealing gasket comprises a sealing gasket annular body (1), wherein a limiting ring (2) is fixedly connected to the inner circular surface of the sealing gasket annular body (1), an upper annular sealing bulge (1-1) is arranged on the upper surface of the sealing gasket annular body (1), and a lower annular sealing bulge (1-2) is arranged on the lower surface of the sealing gasket annular body (1).

2. The gasket construction with a skeletal restraint ring of claim 1, wherein: the cross sections of the upper annular sealing bulge (1-1) on the upper surface of the sealing gasket annular body (1) and the lower annular sealing bulge (1-2) on the lower surface of the sealing gasket annular body are both triangular structures or semicircular structures.

3. The gasket construction with a skeletal restraint ring of claim 2, wherein: the sealing gasket annular body (1) and the upper annular sealing bulge (1-1) and the lower annular sealing bulge (1-2) are integrally made of rubber materials.

4. The gasket structure with the skeletal stop ring as defined in claim 1, wherein: the upper surface of the limiting ring (2) is flush with the upper surface of the sealing gasket annular body (1), and the lower surface of the limiting ring (2) is flush with the lower surface of the sealing gasket annular body (1).

5. The gasket construction with a skeletal restraint ring of claim 1, wherein: the upper surface of the limiting ring (2) is lower than the upper surface of the sealing gasket annular body (1), and the lower surface of the limiting ring (2) is lower than the lower surface of the sealing gasket annular body (1).

6. The gasket construction with a skeletal restraint ring according to claim 1, 4 or 5, wherein: an inner annular mounting groove (1-4) is formed in the middle of the inner circular surface of the sealing gasket annular body (1), and a limiting ring mounting convex ring (2-1) which is tightly clamped into the inner annular mounting groove (1-4) is arranged in the middle of the outer circular surface of the limiting ring (2) connected with the inner circular surface of the sealing gasket annular body (1).

7. The gasket structure with the skeletal stop ring as defined in claim 6, wherein: the limiting ring (2) is made of stainless steel materials.

8. The gasket construction with a skeletal restraint ring of claim 1, wherein: the sealing gasket ring-shaped body (1) is fixedly connected with a framework (3) in the middle of the outer circular surface, and the thickness of the framework (3) is less than or equal to 1/3 of the thickness of the sealing gasket ring-shaped body (1).

9. The gasket construction with the skeletal stop ring of claim 8, wherein: the middle of the outer circular surface of the sealing gasket annular body (1) is provided with a framework annular mounting groove (1-3), and the inner side of the framework (3) is tightly clamped in the framework annular mounting groove (1-3).

10. The gasket construction with the skeletal stop ring of claim 9, wherein: the framework (3) is made of stainless steel materials.