CN212226130U - Multi-stage sealing natural gas valve body - Google Patents

Multi-stage sealing natural gas valve body Download PDF

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Publication number
CN212226130U
CN212226130U CN202020819547.5U CN202020819547U CN212226130U CN 212226130 U CN212226130 U CN 212226130U CN 202020819547 U CN202020819547 U CN 202020819547U CN 212226130 U CN212226130 U CN 212226130U
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China
Prior art keywords
valve body
valve
natural gas
air inlet
gas outlet
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CN202020819547.5U
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Chinese (zh)
Inventor
周连根
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Jiaxing Chenren Ilsin Meter Co ltd
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Jiaxing Chenren Ilsin Meter Co ltd
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Abstract

The utility model provides a multistage sealed natural gas valve body belongs to valve technical field. This multistage sealed natural gas valve body, including the valve body, the mounting hole has been seted up in the outside of valve body, and the both sides of valve body run through respectively has air inlet and gas outlet, and the inner wall of air inlet and gas outlet all is provided with the installation screw thread, and heavy groove has been seted up to the inside below of valve body, and the top of valve body is fixed with the valve gap. In the valve body assembling process, the valve body can communicate the external air supply pipe with the air inlet and the air outlet through mounting threads, the valve rod is mounted in the valve cover, and the position of the valve cover can be closed through the sealing gasket; simultaneously, in the use process of the valve body, the valve rod stretches in the valve cover, the bottom of the valve rod can be clamped into the sinking groove, the valve rod on the valve cover is convenient to move, a space is provided for the movement of the valve rod, even if friction occurs in the use process, the valve body cannot be influenced in operation, and the situation that the sealing performance is reduced due to abrasion in the use process of the valve body is avoided.

Description

Multi-stage sealing natural gas valve body
Technical Field
The utility model belongs to the technical field of the valve, a valve body, especially a multistage sealed natural gas valve body are related to.
Background
The valve body is a main part in the valve, and different mechanical manufacturing methods exist according to pressure grades. For example: casting, forging, etc., and valves are devices that can control the flow rate of a medium (liquid, gas, powder) in pipes and equipment while allowing or stopping the flow of the medium.
Chinese patent according to publication number CN209458456U discloses a compressed natural gas inflation valve body for car of convenient processing assembly, through be equipped with installation screw and counter bore at the upper end central part of valve body, and through all be equipped with the location screw and take the location step hole of conical surface at the left and right sides both ends central part of valve body, it is very convenient to make valve body processing and assembly, can save again both ends installation joint of giving vent to anger about the valve body, compared with the prior art, and the valve body structure is simple, processing convenient assembling, low in manufacturing cost's advantage, but in the valve body use, generally need adjust the valve rod, make valve body normal use or stop, and after the valve rod is adjusted, it supports on the lateral wall of the inside below of valve body to need valve rod one end, after long-time use, can make valve rod one end friction impaired, thereby can make the.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a multistage sealed natural gas valve body to propose the problem that wearing and tearing lead to the leakproofness to reduce in the valve body use in solving above-mentioned background art.
The purpose of the utility model can be realized by the following technical proposal: multistage sealed natural gas valve body, including the valve body, the mounting hole has been seted up in the outside of valve body, the both sides of valve body are run through respectively has air inlet and gas outlet, the inner wall of air inlet and gas outlet all is provided with the installation screw thread, the heavy groove has been seted up to the inside below of valve body, the top of valve body is fixed with the valve gap, sealed the pad is installed to the surface top of valve gap, the bottom intercommunication of valve gap has the interception storehouse.
In the multi-stage sealing natural gas valve body, the sealing gasket is annular, and the bottom of the sealing gasket is tightly attached to the valve body.
In the multi-stage sealing natural gas valve body, the sinking groove is positioned right below the valve cover, and the inner wall of the sinking groove is smooth.
In the multi-stage sealing natural gas valve body, the valve body is in a three-way joint shape and is made of stainless steel.
In the multi-stage sealing natural gas valve body, two sides of the intercepting bin are communicated with the gas inlet and the gas outlet.
Compared with the prior art, the utility model has the advantages of it is following: the utility model is provided with the sink groove, the sealing gasket, the intercepting bin, the air inlet, the air outlet and the mounting thread, when the valve body is assembled, the valve body can communicate the external air supply pipe with the air inlet and the air outlet through the mounting thread, and the valve rod is arranged in the valve cover, and the position of the valve cover can be more closed through the sealing gasket; simultaneously, in the use process of the valve body, the valve rod stretches in the valve cover, the bottom of the valve rod can be clamped into the sinking groove, the valve rod on the valve cover is convenient to move, a space is provided for the movement of the valve rod, even if friction occurs in the use process, the valve body cannot be influenced in operation, and the situation that the sealing performance is reduced due to abrasion in the use process of the valve body is avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the valve body of the present invention;
fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.
In the figure: 1. a valve body; 2. mounting holes; 3. an air inlet; 4. an air outlet; 5. installing threads; 6. a gasket; 7. a valve cover; 8. stopping the bin; 9. and (5) sinking the tank.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "mounted", "connected", "fixed", "sleeved" and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.
As shown in fig. 1-3, multistage sealed natural gas valve body, including valve body 1, mounting hole 2, the air inlet 3, the gas outlet 4, installation screw thread 5, sealed pad 6, valve gap 7, block storehouse 8 and heavy groove 9, mounting hole 2 has been seted up in the outside of valve body 1, can be fixed with valve body 1 through mounting hole 2, air inlet 3 and gas outlet 4 have been run through respectively to the both sides of valve body 1, the inner wall of air inlet 3 and gas outlet 4 all is provided with installation screw thread 5, heavy groove 9 has been seted up to the inside below of valve body 1, the top of valve body 1 is fixed with valve gap 7, sealed pad 6 is installed to the surface top of valve gap 7, the bottom intercommunication of valve gap 7 has the block storehouse 8.
Referring to fig. 1-3, the sealing gasket 6 is annular, and the bottom of the sealing gasket 6 is tightly attached to the valve body 1, so that the valve body 1 has better sealing performance, the sinking groove 9 is located right below the valve cover 7, and the inner wall of the sinking groove 9 is smooth, so that the valve cover 7 can be clamped with the sinking groove 9 after the valve rod is installed on the valve cover 7.
Referring to fig. 1-3, the valve body 1 is in the shape of a three-way joint, and the valve body 1 is made of stainless steel, so that the valve body 1 is more sturdy and durable, and two sides of the intercepting chamber 8 are communicated with the air inlet 3 and the air outlet 4, thereby facilitating the natural gas to flow through the valve body.
The working principle is as follows: firstly, whether the staff inspects each part performance is normal, after each part performance to be inspected is normal, assemble valve body 1 with other external structures again, then in the assembling process, valve body 1 can be linked together external air supply pipe with air inlet 3 and gas outlet 4 through mounting thread 5, and install the valve rod in valve gap 7, can make valve gap 7 position play more sealed through sealed the pad 6, simultaneously in the valve body 1 use, the valve rod is flexible in valve gap 7, its bottom can block in heavy groove 9, make things convenient for the valve rod activity on the valve gap 7, provide the space for the activity of valve rod, even if make the friction appear in the use, also can not cause the influence to valve body 1 operation.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms valve body 1, mounting hole 2, air inlet 3, air outlet 4, mounting thread 5, sealing gasket 6, valve cover 7, shut-off chamber 8 and sink 9 are used more extensively herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (5)

1. Multistage sealed natural gas valve body, including valve body (1), mounting hole (2), its characterized in that have been seted up in the outside of valve body (1): the utility model discloses a valve, including valve body (1), air inlet (3) and gas outlet (4), the both sides of valve body (1) are run through respectively and are had air inlet (3) and gas outlet (4), the inner wall of air inlet (3) and gas outlet (4) all is provided with installation screw thread (5), heavy groove (9) have been seted up to the inside below of valve body (1), the top of valve body (1) is fixed with valve gap (7), sealed pad (6) are installed to the surface top of valve gap (7), the bottom intercommunication of valve gap (7) has the storehouse of holding up (8).
2. The multi-stage sealing natural gas valve body according to claim 1, wherein the gasket (6) is annular, and the bottom of the gasket (6) is tightly attached to the valve body (1).
3. The multi-stage sealing natural gas valve body according to claim 1, wherein the sink groove (9) is located directly below the valve cover (7), and an inner wall of the sink groove (9) is smooth.
4. The multi-stage seal natural gas valve body of claim 1, wherein the valve body (1) is in the form of a three-way joint and the valve body (1) is made of stainless steel.
5. The multi-stage seal natural gas valve body of claim 1, wherein both sides of the intercepting bin (8) are in communication with the gas inlet (3) and the gas outlet (4).
CN202020819547.5U 2020-05-15 2020-05-15 Multi-stage sealing natural gas valve body Active CN212226130U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020819547.5U CN212226130U (en) 2020-05-15 2020-05-15 Multi-stage sealing natural gas valve body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020819547.5U CN212226130U (en) 2020-05-15 2020-05-15 Multi-stage sealing natural gas valve body

Publications (1)

Publication Number Publication Date
CN212226130U true CN212226130U (en) 2020-12-25

Family

ID=73927465

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020819547.5U Active CN212226130U (en) 2020-05-15 2020-05-15 Multi-stage sealing natural gas valve body

Country Status (1)

Country Link
CN (1) CN212226130U (en)

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