CN217463587U

CN217463587U - High leakproofness trachea spare

Info

Publication number: CN217463587U
Application number: CN202221426999.2U
Authority: CN
Inventors: 潘伟杰
Original assignee: Zhuji City Howhi Air Conditioners Made Co ltd
Current assignee: Zhuji City Howhi Air Conditioners Made Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-20
Anticipated expiration: 2032-06-08

Abstract

The utility model discloses a high leakproofness trachea spare, include two sets of gas pipe fittings together through the bolt-up, it is two sets of the inner chamber of gas pipe fitting is all sealed be fixed with the collar that has the mounting groove just the collar, it is two sets of be equipped with elastic sealing ring just between the collar the both ends of elastic sealing ring are located two sets of mounting grooves respectively, the supporting component that can form inside support to elastic sealing ring is installed to elastic sealing ring's annular intracavity, be equipped with the annular elastic bulge of semicircle type just on elastic sealing ring's the interior rampart of the interior rampart annular elastic bulge with the annular chamber inner chamber communicates with each other. A high leakproofness trachea spare, when having high-pressure gas in the gas pipeline, its pressure will make annular elastic bulge inwards sunken, can send into the annular intracavity with the gaseous crowded annular intracavity that send into of semicircle intracavity, the inside atmospheric pressure grow of elastic sealing ring can make the outside inflation of elastic sealing ring, can strengthen the seal between its and the collar.

Description

High-airtightness air pipe fitting

Technical Field

The utility model relates to a gaseous pipe fitting technical field, in particular to high leakproofness trachea spare.

Background

The gas pipeline is used for gas transmission, the gas is collected, transmitted and supplied without the support of various special pipelines, the connection and the sealing performance between the pipelines are very important, and in most areas, the pipeline connecting port can meet the sealing requirement by adopting the traditional sealing gasket, the sealing ring or the sealing glue.

When the traditional sealing gasket is adopted for the gas pipeline connecting port, when the gas pressure in the gas pipeline is too high, the sealing part of the sealing gasket is easy to leak gas, and the tightness of the pipeline is poor, so that the high-tightness gas pipe fitting is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a high leakproofness gas pipe spare can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high leakproofness trachea spare, includes two sets of gas pipe fittings together through the bolt mounting, and is two sets of the inner chamber of gas pipe fitting is all sealed be fixed with the collar that has the mounting groove just the collar, and is two sets of be equipped with elastic sealing ring just between the collar the both ends of elastic sealing ring are located two sets of mounting grooves respectively, the supporting component that can form inside support to elastic sealing ring is installed to elastic sealing ring's annular intracavity, be equipped with the annular elastic bulge of semicircle type just on elastic sealing ring's the interior rampart annular chamber annular elastic bulge with the annular chamber inner chamber communicates with each other, integrated into one piece is provided with elastic sealing pad on elastic sealing ring's the outer wall.

Preferably, the support assembly comprises two groups of support rings which are symmetrically arranged in the annular cavity, and the two groups of support rings are fixedly connected with each other through a plurality of groups of connecting columns which are circumferentially arranged.

Preferably, an annular supporting plate is fixed between the two groups of supporting rings, two ends of the annular supporting plate are respectively fixedly connected with the two groups of supporting rings, and an annular concave surface is arranged on the annular supporting plate and is provided with a plurality of groups of air holes.

Preferably, the outer walls of the elastic sealing ring and the elastic sealing gasket are respectively provided with an anti-corrosion coating which can prevent the elastic sealing ring and the elastic sealing gasket from being corroded and damaged.

Preferably, the anticorrosion coating is set to be a ZS-711 inorganic anticorrosion coating and the thickness of the ZS-711 inorganic anticorrosion coating is set to be 120-150 μm.

Preferably, the outer walls of the elastic sealing ring and the elastic sealing gasket are both provided with high-temperature resistant coatings.

Compared with the prior art, the invention has the following beneficial effects:

1. be equipped with elastic sealing ring, elastic sealing pad, annular elastic bulge and supporting component, when having high-pressure gas in the gas pipeline, its pressure will make annular elastic bulge inwards sunken, can crowd the annular intracavity with the gas of semicircle intracavity, and the inside atmospheric pressure grow of elastic sealing ring can make the outside inflation of elastic sealing ring for elastic sealing ring's outer wall is hugged closely with the inside of installation ann soul, can strengthen the seal between its and the collar.

2. An annular supporting plate with air holes is fixed between the two groups of supporting rings, and the deformed annular elastic bulges can be supported by the annular concave surfaces, so that the annular elastic bulges are prevented from being damaged due to overlarge pressure.

Drawings

Fig. 1 is an overall structure diagram of the high-tightness air pipe of the present invention;

fig. 2 is a cross-sectional view of the high-tightness gas pipe member of the present invention;

fig. 3 is a structural diagram of a positioning mechanism of the high-tightness gas pipe fitting of the present invention;

fig. 4 is a right sectional view of the tube body of the high-tightness air tube of the present invention.

In the figure: 1. a gas pipe; 2. a mounting ring; 3. an elastic sealing ring; 4. an elastic sealing gasket; 5. an annular elastic bulge; 6. a support assembly; 61. a support ring; 62. connecting columns; 7. an annular cavity; 8. an annular support plate; 9. and (4) air holes.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a high-tightness gas pipe fitting comprises two groups of gas pipe fittings 1 which are installed together through bolts, wherein the inner cavities of the two groups of gas pipe fittings 1 are hermetically fixed with mounting rings 2 with mounting grooves and the mounting rings 2, an elastic sealing ring 3 is arranged between the two groups of mounting rings 2, two ends of the elastic sealing ring 3 are respectively positioned in the two groups of mounting grooves, a supporting component 6 which can form internal support for the elastic sealing ring 3 is arranged in an annular cavity 7 of the elastic sealing ring 3, a semicircular annular elastic bulge 5 is arranged on the inner annular wall of the elastic sealing ring 3, a semicircular cavity of the annular elastic bulge 5 is communicated with the inner cavity of the annular cavity 7, an elastic sealing gasket 4 is integrally formed on the outer wall of the elastic sealing ring 3, when high-pressure gas is arranged in a gas pipeline, the annular elastic bulge 5 is sunken inwards by the pressure, the gas in the semicircular cavity can be squeezed into the annular cavity 7, the inside atmospheric pressure grow of elastic sealing ring 3 can make elastic sealing ring 3 outwards expand for elastic sealing ring 3's outer wall is hugged closely with the inside of installation ann soul 2, can strengthen its and the seal between the collar 2.

The support assembly 6 comprises two groups of support rings 61 symmetrically arranged in the annular cavity 7, and the two groups of support rings 61 are fixedly connected through a plurality of groups of connecting columns 62 arranged circumferentially.

Be fixed with annular support plate 8 between two sets of support rings 61 and the both ends of annular support plate 8 respectively with two sets of support rings 61 fixed connection, be equipped with annular concave surface on the annular support plate 8 and be equipped with a plurality of groups bleeder vent 9 on the annular concave surface, accessible annular concave surface forms the support to the annular elastic bulge 5 after the deformation, prevents that its annular elastic bulge 5 receives too big pressure and leads to the damage.

The outer walls of the elastic sealing ring 3 and the elastic sealing gasket 4 are respectively provided with an anti-corrosion coating which can prevent the elastic sealing ring from being corroded and damaged.

The anti-corrosion coating is set to be ZS-711 inorganic anti-corrosion coating, the thickness of the ZS-711 inorganic anti-corrosion coating is set to be 120-150 mu m, the coating has good acid-base resistance and wear resistance, and the service lives of the elastic sealing ring 3 and the elastic sealing gasket 4 are prolonged.

The outer walls of the elastic sealing ring 3 and the elastic sealing gasket 4 are provided with high-temperature resistant coatings, so that the heat resistance of the elastic sealing ring 3 and the elastic sealing gasket 4 can be improved, and the elastic sealing ring is prevented from being heated and melted.

It should be noted that, the utility model relates to a high leakproofness trachea spare, when having high-pressure gas in the gas pipeline, its pressure will make annular elastic bulge 5 inwards sunken, can with the gaseous crowded annular chamber 7 of sending into of semicircle intracavity, the inside atmospheric pressure grow of elastic sealing ring 3, can make elastic sealing ring 3 outwards expand, make elastic sealing ring 3's outer wall and installation ann fetch 2's inside hug closely, can strengthen its and the seal between the ring 2 of installing, be fixed with annular backup pad 8 between two sets of support rings 61, the annular elastic bulge 5 after the accessible annular concave surface warp forms the support, prevent that the too big damage that leads to of the pressure that its annular elastic bulge 5 receives.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high leakproofness trachea spare, includes two sets of gas pipe fittings (1) together of installing through the bolt, its characterized in that: two sets of the inner chamber of gas pipe spare (1) is all sealed be fixed with collar (2) that have the mounting groove just collar (2), two sets of be equipped with elastic sealing ring (3) just between collar (2) the both ends of elastic sealing ring (3) are located two sets of mounting grooves respectively, install supporting component (6) that can form inside support to elastic sealing ring (3) in annular chamber (7) of elastic sealing ring (3), be equipped with annular elastic bulge (5) of semicircle type on the interior rampart of elastic sealing ring (3) just the semicircle chamber of annular elastic bulge (5) with annular chamber (7) inner chamber communicates with each other, integrated into one piece is provided with elastic sealing pad (4) on the outer wall of elastic sealing ring (3).

2. A highly airtight gas pipe as defined in claim 1, wherein: the supporting assembly (6) comprises two groups of supporting rings (61) which are symmetrically arranged in the annular cavity (7), and the two groups of supporting rings (61) are fixedly connected through a plurality of groups of connecting columns (62) which are circumferentially arranged.

3. A highly airtight gas pipe as defined in claim 2, wherein: be fixed with annular support plate (8) just between two sets of support rings (61) the both ends of annular support plate (8) respectively with two sets of support ring (61) fixed connection, be equipped with on annular support plate (8) annular concave surface just be equipped with a plurality of groups bleeder vent (9) on the annular concave surface.

4. A highly airtight gas pipe as defined in any one of claims 1 to 3, wherein: and the outer walls of the elastic sealing ring (3) and the elastic sealing gasket (4) are respectively provided with an anti-corrosion coating which can prevent the elastic sealing ring from being corroded and damaged.

5. The high-tightness air pipe member according to claim 4, wherein: the anticorrosion coating is set to be ZS-711 inorganic anticorrosion coating, and the thickness of the ZS-711 inorganic anticorrosion coating is set to be 120-150 mu m.

6. A highly airtight gas pipe as defined in any one of claims 1 to 3, wherein: and high-temperature resistant coatings are arranged on the outer walls of the elastic sealing ring (3) and the elastic sealing gasket (4).