CN212818789U

CN212818789U - Sealing device of gas filter

Info

Publication number: CN212818789U
Application number: CN202020701497.0U
Authority: CN
Inventors: 廖柏森
Original assignee: Jinzihao Fujian Combustion Equipment Co ltd
Current assignee: Jinzihao Fujian Combustion Equipment Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-03-30
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to the technical field of gas equipment, in particular to a gas filter sealing device, which comprises a filter main body, a top cover and a filter element arranged in the inner cavity of the filter main body, wherein the top cover is connected with the filter main body, the filter main body is provided with an air inlet pipe and an exhaust pipe which are communicated with the inner cavity of the filter main body, the exhaust pipe is provided with a fixing ring, and the fixing ring is connected with the filter element; the side wall of the inner cavity of the filter main body is provided with a mounting groove, the mounting groove is provided with a sealing ring, the inner cavity of the filter main body is hinged with a fixing support, the fixing support comprises a first support, a second support and a spring, the first support is hinged with the inner cavity of the filter main body, the second support is slidably connected with the first support, the second support is abutted against the sealing ring, the first support is connected with the second support through the spring, and the top cover is abutted against the second support; compress tightly the sealing washer on filter main part through fixed bolster, prevent when the dismouting top cap that the sealing washer drops, fall into the sealing washer that the gas filter inner chamber leads to and be stained with the problem of filter core impurity.

Description

Sealing device of gas filter

Technical Field

The utility model relates to a gas equipment technical field specifically is a gas filter sealing device.

Background

The gas filter is widely used in the gas fields of metallurgy, chemical industry, petroleum, paper making, medicine, food, mining, electric power, city, family and the like. The gas filter is an indispensable device on a medium conveying pipeline, is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a positioning valve or other equipment, and is used for eliminating impurities in the medium so as to protect the normal use of the valve and the equipment and reduce the maintenance cost of the equipment.

The filter element of the gas filter needs to be detached and washed regularly, but when the top cover of the gas filter is detached, the sealing ring of the top cover part often falls off and falls into the inner cavity of the gas filter, so that impurities on the filter element are stained, and the installation efficiency of the gas filter is influenced.

Based on this, the utility model designs a gas filter sealing device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas filter sealing device for in order to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: a gas filter sealing device comprises a filter main body, a top cover and a filter element arranged in an inner cavity of the filter main body, wherein the top cover is connected with the filter main body through bolts, an air inlet pipe and an air outlet pipe which are communicated with the inner cavity of the filter main body are arranged on the side wall of the filter main body, a fixing ring is arranged on the outer wall of the air outlet pipe and is connected with the bottom of the filter element, and the air outlet pipe is communicated with the inner cavity of the filter element;

the mounting groove has been seted up to filter main part inner chamber lateral wall, the mounting groove is provided with the sealing washer, filter main part inner chamber lateral wall articulates there is the fixed bolster, the fixed bolster is including support one, support two and spring, support one is articulated with filter main part inner chamber lateral wall, the spout has been seted up to support one, support two and spout sliding connection, support two and sealing washer butt, spring one end is connected with support two, the spring other end is connected with support one, top cap and two butts of support.

Preferably, the top of the second support is provided with a first rubber ring, the bottom of the top cover is provided with a pressing groove, and the first rubber ring is abutted to the pressing groove.

Preferably, the mounting groove is provided with a clamping groove, the side wall of the top cover is provided with a clamping block matched with the clamping groove, and the clamping groove is connected with the clamping block in a sliding manner.

Preferably, the fixing ring is provided with a first latch, the bottom of the filter element is provided with a second latch, and the fixing ring and the filter element are clamped with the second latch through the first latch.

Preferably, the top of the fixing ring is provided with a rubber ring II, and the top of the rubber ring is abutted against the bottom of the filter element.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that the sealing ring is tightly pressed on the filter main body by the fixing support, so that the sealing ring is prevented from falling off when the top cover is disassembled and assembled, and the problem that the sealing ring is stained with filter element impurities because the sealing ring falls into the inner cavity of the gas filter is solved; the fixed ring and the filter element are clamped with the second clamping teeth through the first clamping teeth, when the filter element is disassembled and assembled, the filter element is rotated, the first clamping teeth are separated from the second clamping teeth, the filter element can be disassembled, and the filter element is convenient to clean.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

FIG. 4 is a schematic view of the filter body structure of the present invention;

FIG. 5 is a schematic view of the top cover structure of the present invention;

fig. 6 is a schematic view of the fixing bracket structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a filter body; 2. a top cover; 3. a filter element; 4. an air inlet pipe; 5. an exhaust pipe; 6. a fixing ring; 7. mounting grooves; 8. a seal ring; 9. fixing a bracket; 10. a first bracket; 11. a second bracket; 12. a spring; 13. a first rubber ring; 14. a compaction groove; 15. a card slot; 16. a clamping block; 17. a first latch; 18. a second latch; 19. and a second rubber ring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-6, the present invention provides a technical solution: a gas filter sealing device comprises a filter body 1, a top cover 2 and a filter element 3 arranged in an inner cavity of the filter body 1, wherein the top cover 2 is connected with the filter body 1 through bolts, the side wall of the filter body 1 is provided with an air inlet pipe 4 and an air outlet pipe 5 which are communicated with the inner cavity of the filter body 1, the outer wall of the air outlet pipe 5 is provided with a fixing ring 6, the fixing ring 6 is connected with the bottom of the filter element 3, and the air outlet pipe 5 is communicated with the inner cavity of the filter;

mounting groove 7 has been seted up to 1 inner chamber lateral wall of filter main part, mounting groove 7 is provided with sealing

washer

8, 1 inner chamber lateral wall of filter main part articulates there is fixed bolster 9, fixed bolster 9 is including support one 10, support two 11 and spring 12, support one 10 is articulated with 1 inner chamber lateral wall of filter main part, the spout has been seted up to support one 10, support two 11 and spout sliding connection, support two 11 and sealing washer 8 butt, spring 12 one end is connected with support two 11, the spring 12 other end is connected with support one 10, top cap 2 and support two 11 butts.

Specifically, the top of the second support 11 is provided with a first rubber ring 13, the bottom of the top cover 2 is provided with a pressing groove 14, and the first rubber ring 13 is abutted against the pressing groove 14; the setting of rubber circle 13 is used for the clearance of two 11 and top caps 2 of sealed support, prevents that gas from revealing from the clearance, compresses tightly rubber circle 13 through setting up 14 grooves that compress tightly of caving in for 2 bottoms of top caps can compress tightly sealing washer 8, avoid leading to the unable sealing washer 8 that compresses tightly of top cap 2 because two 11 heights of support are higher than sealing washer 8.

Specifically, the mounting groove 7 is provided with a clamping groove 15, the side wall of the top cover 2 is provided with a clamping block 16 matched with the clamping groove 15, and the clamping groove 15 is connected with the clamping block 16 in a sliding manner; the clamping groove 15 and the clamping block 16 are arranged for fixing the mounting position of the top cover 2 and the filter body 1; when installing top cap 2, aim at draw-in groove 15 with fixture block 16 for compress tightly 14 and aim at rubber circle 13 simultaneously in the groove, avoid because compress tightly 14 in the bottom of top cap 2, the staff can't see the relative mounted position who compresses tightly groove 14 and rubber circle 13 clearly, need the problem that top cap 2 can correctly install of many times of rotation.

Specifically, a first latch 17 is arranged on the fixing ring 6, a second latch 18 is arranged at the bottom of the filter element 3, and the fixing ring 6 and the filter element 3 are clamped with the second latch 18 through the first latch 17; the above-mentioned solid fixed ring 6 and the connected mode of filter core 3, the convenience is dismantled filter core 3.

Specifically, the top of the fixing ring 6 is provided with a second rubber ring 19, and the top of the second rubber ring is abutted against the bottom of the filter element 3; the second rubber ring 19 is used for sealing the gap between the fixed ring 6 and the filter element 3, and the unpurified gas is prevented from directly entering the filter element 3 from the gap.

One specific application of this embodiment is: the sealing ring 8 is installed on the installation groove 7, the fixing support 9 is turned over, the second support 11 is buckled at the top of the sealing ring 8, the first support 10 is connected with the second support 11 through the spring 12, the second support 11 compresses the sealing ring 8 under the action of the elastic force of the spring 12 to prevent the sealing ring 8 from falling off, when the top cover 2 is installed on the filter main body 1, the clamping block 16 is aligned to the clamping groove 15, so that the compression groove 14 is aligned to the first rubber ring 13 at the same time, and the problem that the relative installation positions of the compression groove 14 and the first rubber ring 13 cannot be seen clearly by a worker due to the fact that the compression groove 14 is located at the bottom of the top cover 2, and; the length of the boss on the top cover 2 is larger than that of the mounting groove 7, so that the bottom of the top cover 2 is abutted to the second support 11, and the second support 11 is pushed to slide downwards to compress the sealing ring 8, and the sealing effect is better realized;

when the filter element 3 needs to be cleaned, the bolt is loosened, the top cover 2 is detached from the filter body 1, the filter element 3 is rotated, the first latch 17 is separated from the second latch 18, the filter element 3 can be detached, and the cleaning work of the filter element 3 is facilitated.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A gas filter sealing device is characterized in that: the filter comprises a filter main body (1), a top cover (2) and a filter element (3) arranged in the inner cavity of the filter main body (1), wherein the top cover (2) is connected with the filter main body (1) through bolts, the side wall of the filter main body (1) is provided with an air inlet pipe (4) and an air outlet pipe (5) which are communicated with the inner cavity of the filter main body (1), the outer wall of the air outlet pipe (5) is provided with a fixing ring (6), the fixing ring (6) is connected with the bottom of the filter element (3), and the air outlet pipe (5) is communicated with the inner cavity of the;

mounting groove (7) have been seted up to filter main part (1) inner chamber lateral wall, mounting groove (7) are provided with sealing washer (8), filter main part (1) inner chamber lateral wall articulates there is fixed bolster (9), fixed bolster (9) are including support one (10), support two (11) and spring (12), support one (10) are articulated with filter main part (1) inner chamber lateral wall, the spout has been seted up in support one (10), support two (11) and spout sliding connection, support two (11) and sealing washer (8) butt, spring (12) one end is connected with support two (11), the spring (12) other end is connected with support one (10), top cap (2) and support two (11) butt.

2. A gas filter seal assembly according to claim 1, wherein: the top of the second support (11) is provided with a first rubber ring (13), the bottom of the top cover (2) is provided with a pressing groove (14), and the first rubber ring (13) is abutted to the pressing groove (14).

3. A gas filter seal assembly according to claim 2, wherein: draw-in groove (15) have been seted up in mounting groove (7), top cap (2) lateral wall is provided with fixture block (16) with draw-in groove (15) assorted, draw-in groove (15) and fixture block (16) sliding connection.

4. A gas filter seal assembly according to claim 1, wherein: the filter is characterized in that a first latch (17) is arranged on the fixing ring (6), a second latch (18) is arranged at the bottom of the filter element (3), and the fixing ring (6) and the filter element (3) are connected with the second latch (18) in a clamping mode through the first latch (17).

5. A gas filter seal assembly according to claim 1, wherein: and the top of the fixing ring (6) is provided with a rubber ring II (19), and the top of the rubber ring is abutted against the bottom of the filter element (3).