CN213132677U - Sealing assembly for membrane shell - Google Patents

Abstract

The utility model relates to the technical field of water treatment, and provides a sealing assembly for a membrane shell, which comprises a sealing plate and a sealing cover, wherein the sealing plate is provided with a first groove; the arc-shaped sealing ring is embedded into the first groove, a first arc-shaped bulge and a second arc-shaped bulge are arranged on the outer side wall of the arc-shaped sealing ring, the first arc-shaped bulge and the second arc-shaped bulge are arranged adjacently in the thickness direction of the arc-shaped sealing ring, and a gap exists between the first arc-shaped bulge and the second arc-shaped bulge in the thickness direction. Through above-mentioned technical scheme, the problem that the seal assembly among the prior art is difficult for getting into the cavity and sealed effect is not good has been solved.

Description

Sealing assembly for membrane shell

Technical Field

The utility model relates to a water treatment technical field, it is specific, relate to a membrane shell is with seal assembly.

Background

The membrane shell end cover is a sealing waterproof device for a water treatment container, and the membrane shell cover needs to have certain pressure bearing capacity due to water pressure, so that the requirement on the sealing performance of the membrane shell cover is high.

The sealing ring applied to the membrane shell end cover is an O-shaped ring generally, the O-shaped ring is not easy to enter a cavity in the extrusion sealing process, and the sealing performance of the sealing ring is influenced due to frequent replacement of the end cover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a membrane is seal assembly for shell has solved the membrane shell among the prior art and has used the seal assembly problem.

The technical scheme of the utility model as follows:

a seal assembly for a membrane shell for sealing a membrane shell opening, comprising

A sealing plate having a first groove;

the arc-shaped sealing ring is embedded into the first groove, a first arc-shaped bulge and a second arc-shaped bulge are arranged on the outer side wall of the arc-shaped sealing ring, the first arc-shaped bulge and the second arc-shaped bulge are arranged adjacently in the thickness direction of the arc-shaped sealing ring, and a gap exists between the first arc-shaped bulge and the second arc-shaped bulge in the thickness direction.

Optionally, the inner side wall of the arc-shaped sealing ring is a concave surface, and a gap is formed between the concave surface and the first groove.

Optionally, the sealing plate has

The cylindrical body is provided with the first groove in the circumferential direction;

the connecting end is arranged at one end of the axial side face of the cylindrical body along the axial direction.

Optionally, the connector further comprises an adapter, and the adapter is connected with the connecting end in a sealing mode.

The utility model discloses a theory of operation and beneficial effect do:

the utility model provides a sealing component for a membrane shell, which comprises a sealing plate and a sealing cover, wherein the sealing plate is provided with a first groove; the arc-shaped sealing ring is embedded into the first groove, a first arc-shaped bulge and a second arc-shaped bulge are arranged on the outer side wall of the arc-shaped sealing ring, the first arc-shaped bulge and the second arc-shaped bulge are arranged adjacently in the thickness direction of the arc-shaped sealing ring, and a gap exists between the first arc-shaped bulge and the second arc-shaped bulge in the thickness direction. Through above-mentioned technical scheme, the problem that the seal assembly among the prior art is difficult for getting into the cavity and sealed effect is not good has been solved.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic view of an assembly structure of a sealing assembly and a sealing plate;

FIG. 2 is a schematic view of the assembly structure of the sealing assembly and the membrane housing;

in the figure:

1 sealing plate, 11, cylindrical body, 111, first recess, 12 link, 121, second recess, 2 arc sealing rings, 21 first arc is protruding, 22 second arc is protruding, 23 arcwall face.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

A seal assembly for a membrane shell for sealing a membrane shell opening, comprising

A sealing plate 1 having a first groove 111;

arc sealing washer 2 imbeds in first recess 111, and 2 lateral walls of arc sealing washer are equipped with first arc arch 21 and second arc arch 22, and first arc arch 21 and second arc arch 22 set up at arc sealing washer 2 thickness direction is adjacent, and first arc arch 21 and second arc arch 22 have the clearance in thickness direction.

The utility model discloses in, as shown in fig. 1, seal assembly includes closing plate 1 for with cavity internal connection, be provided with first recess 111 on the closing plate 1, among the arc seal 2 embedding first recess 111, wherein, as shown in fig. 1, 2 lateral walls of arc seal are equipped with the protruding 21 of first arc and the protruding 22 of second arc, specifically, the protruding 21 of first arc and the protruding 22 of second arc set gradually from the top down in thickness direction, and there is the clearance in thickness direction in the protruding 21 of first arc and the protruding 22 of second arc. During the first recess 111 of sealing washer embedding, and drive the entering cavity by closing plate 1, sealing washer extrusion cavity inner wall, binary channels sealing washer structure, it is pi type to become on the cross section, the sealing washer diminishes with the actual area of contact of cavity, can make the frictional force between extruded process sealing washer and the cavity reduce, the sealing washer of binary channels sealed simultaneously, first protruding sealed with the cavity is sealed, sealed space is equivalent to the space between first arch and the second arch, sealed area grow, sealed effect is better.

Optionally, the inner side wall of the arc-shaped sealing ring 2 is a concave surface 23, and the concave surface 23 forms a gap with the first groove 111.

The utility model discloses in, as shown in fig. 1, the inner wall of arc sealing washer 2 is concave surface 23, particularly, the inner wall of arc sealing washer 2 is laminated with the first recess 111 of closing plate 1, the inner wall of arc sealing washer 2 is concave surface 23 in this embodiment, there is the gap between the cell wall of concave surface 23 and first recess 111, when seal assembly got into the cavity, closing plate 1 extrudees arc sealing washer 2 with the cavity simultaneously, at this moment, 2 inner wall concave surfaces 23 of arc sealing washer through extrusion deformation and with the air in the gap between arc inner wall and the cell wall clean up, be equivalent to a vacuum structure, make the better laminating of arc sealing washer 2 in first recess 111, seal assembly's structure is more stable.

Alternatively, the sealing plate 1 has

The device comprises a cylindrical body 11, wherein a first groove 111 is formed in the circumferential direction of the cylindrical body 11;

and the connecting end 12 is arranged at one end of the axial side surface of the cylindrical body 11 along the axial direction.

The utility model discloses in, as shown in fig. 1 and 2, the main part of closing plate 1 is cylindrical the part of cylindrical body 11 in fig. 1 promptly, and cylindrical body 11 is the main part of whole seal assembly structure, mainly is used for seal chamber, specifically, is equipped with first recess 111 on cylindrical body 11 for bear arc seal circle 2, and cylindrical body 11 axial side one end still is equipped with link 12, and link 12 is used for being connected with other parts of seal assembly.

Optionally, an adapter is included, which is sealingly connected to the connection end 12.

In this embodiment, the adapter is a pipeline connecting the sealing assembly and the filter element, so that the component and the sealing assembly need to be connected in a sealing manner, specifically, as shown in fig. 2, the inner wall of the connecting end 12 is provided with a second groove 121 for bearing a second sealing ring, and the adapter is connected in a sealing manner with the connecting end 12 through a sealing structure formed by the second groove 121 and the second sealing ring.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. A seal assembly for a membrane shell for sealing a membrane shell opening, comprising

A sealing plate (1) having a first groove (111);

arc sealing washer (2), embedding in first recess (111), arc sealing washer (2) lateral wall is equipped with first arc arch (21) and second arc arch (22), first arc arch (21) with second arc arch (22) are in the adjacent setting of thickness direction of arc sealing washer (2), just first arc arch (21) with second arc arch (22) have the clearance in thickness direction.

2. The membrane housing seal assembly according to claim 1, wherein the inner side wall of the arc-shaped seal ring (2) is a concave surface (23), and the concave surface (23) forms a gap with the first groove (111).

3. The membrane housing seal assembly according to claim 2, wherein the seal plate (1) has

A cylindrical body (11), said cylindrical body (11) being circumferentially provided with said first groove (111);

and the connecting end (12) is arranged at one end of the axial side surface of the cylindrical body (11) along the axial direction.

4. A membrane housing seal assembly according to claim 3, further comprising an adapter sealingly connected to the connection end (12).

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