CN213479856U - Gas valve - Google Patents
Gas valve Download PDFInfo
- Publication number
- CN213479856U CN213479856U CN202022195978.1U CN202022195978U CN213479856U CN 213479856 U CN213479856 U CN 213479856U CN 202022195978 U CN202022195978 U CN 202022195978U CN 213479856 U CN213479856 U CN 213479856U
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- valve body
- gas
- valve
- connecting pipe
- pressure reducing
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Abstract
The utility model discloses a gas valve, the upper end of the valve body between the gas inlet and the gas outlet is provided with a pressure reducing cavity, the inside of the pressure reducing cavity is matched with a rubber plug and a spring I from bottom to top, a valve handle is arranged above the pressure reducing cavity, the outer wall of the rubber plug is axially and evenly provided with a convex edge, the right side of the pressure reducing cavity is provided with a shell corresponding to the position of the gas inlet, a button I is arranged above the shell, the lower end of the button is connected with a connecting pipe, a cylinder and a limiting block are sequentially arranged below the connecting pipe in the shell, the lower end of the connecting pipe is provided with a spherical end cap in the valve body, the right side of the shell is provided with a bracket, a lock pin passes through the bracket and is fixed on the bracket, the part of the lock pin on the right side of, the buzzer is arranged above the outer wall of the valve body, so that the pipeline can be closed at the first time when leakage occurs, and larger leakage is avoided.
Description
Technical Field
The utility model belongs to the technical field of the coal gas relief valve research technique and specifically relates to a coal gas valve is related to.
Background
The existing pipeline leakage often occurs, and the leakage of the coal gas brings inconvenience to daily life and production of people. When leakage occurs, the first thing is to block the pipeline, so that gas in the pipeline is not leaked continuously. Therefore, a device capable of stopping leakage in time is needed, and a novel automatic safety valve for air pressure gas is researched and designed aiming at the problems in the prior art, so that the problem in the prior art is very necessary to be overcome.
Disclosure of Invention
In order to solve the problem, the utility model provides a gas valve can in time plug up the pipeline when taking place the gas leakage.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme: a gas valve comprises a valve body, wherein a gas outlet is arranged on the left side of the valve body, a gas inlet is arranged below the right side of the valve body, a pressure reducing cavity is arranged at the upper end of the valve body between the gas inlet and the gas outlet, a rubber plug and a spring I are matched in the pressure reducing cavity from bottom to top, a valve handle is arranged above the pressure reducing cavity, the valve handle is connected with the rubber plug through the spring I, ribs are axially uniformly arranged on the outer wall of the rubber plug, a shell is arranged at the position, corresponding to the gas inlet, on the right side of the pressure reducing cavity, a first button is arranged above the shell, a connecting pipe is connected with the lower end of the button, a cylinder and a limiting block are sequentially arranged in the shell below the connecting pipe, a spherical plug is arranged at the lower end of the connecting pipe in the valve body, a support is, the air inlet position department that the end cap below corresponds is equipped with the boss, and the last edge of boss is convex and end cap looks adaptation, is equipped with pressure measurement on the air inlet lateral wall, is equipped with flow measurement on the inner wall that the valve body is inside to be close to gas outlet position department, and valve body outer wall top is equipped with bee calling organ.
Furthermore, a sealing ring is arranged at the position of the connecting pipe, which penetrates through the contact surface of the upper wall of the valve body.
Further, a sealing rubber ring is arranged at the position of the contact surface of the lock pin penetrating through the side wall of the shell.
Further, the pressure detection device and the flow detection device are electrically connected with the buzzer.
The utility model has the advantages that:
whether the gas tank needs to be replaced or inflated or not is judged by detecting the pressure of the gas in the gas tank, whether the gas tank leaks or not can be automatically detected, and the gas tank is matched with a pressure detection device, a flow detection device and a buzzer, so that a pipeline can be closed at the first time when leakage occurs, and the problem of larger leakage cannot be caused; the valve is provided with the spring and the lock pin, can be matched with an air pressure system to lock the valve, and is safer to seal; has the advantages of novel structure, simple and convenient processing, convenient use, safety, reliability and the like; the mass market of the composite material will certainly generate positive social benefit and obvious economic benefit.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
The pressure-reducing valve comprises a valve body 1, a valve body 2, an air outlet 3, an air inlet 4, a valve handle 5, a first spring, a rubber plug 6, a pressure-reducing cavity 7, a boss 8, a first button 9, a connecting pipe 10, an air cylinder 11, a limiting block 12, a plug 13, a locking pin 14, a second button 15, a second spring 16, a shell 17, a support 18, a pressure detection device 19, a flow detection device 20 and a buzzer 21.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided with reference to fig. 1, so that the advantages and features of the present invention can be easily understood by those skilled in the art, and thus, the protection scope of the present invention can be defined more clearly and clearly.
A gas valve comprises a valve body 1, wherein a gas outlet 2 is arranged on the left side of the valve body 1, a gas inlet 3 is arranged below the right side of the valve body, a pressure reducing cavity 7 is arranged at the upper end of the valve body between the gas inlet and the gas outlet, a rubber plug 6 and a spring I5 are matched in the pressure reducing cavity from bottom to top, a valve handle 4 is arranged above the pressure reducing cavity, the valve handle 4 is connected with the rubber plug 6 through the spring I5, ribs are axially and uniformly arranged on the outer wall of the rubber plug 6, a shell 17 is arranged at the position, corresponding to the position of the gas inlet, on the right side of the pressure reducing cavity, a button I9 is arranged above the shell, a connecting pipe 10 is connected to the lower end of the button, a cylinder 11 and a limiting block 12 are sequentially arranged in the shell below the connecting pipe, a spherical plug 13 is arranged at the lower end of the connecting pipe in the valve body, a support 18 is arranged on, the air inlet position department that the end cap 13 below corresponds is equipped with boss 8, the last edge of boss is convex and end cap looks adaptation, be equipped with pressure measurement 19 on the 3 lateral walls of air inlet, be equipped with flow measurement device 20 on the inner wall that the valve body is inside to be close to 2 positions of gas outlet, valve body outer wall top is equipped with bee calling organ 21, the connecting pipe passes the upper wall contact surface department of valve body and is equipped with the sealing washer, the contact surface department that the lockpin passed the lateral wall of casing is equipped with sealed rubber ring, pressure measurement device, flow measurement device and bee calling organ electrical property link to each other.
When the pressure detection device or the flow detection device detects an abnormal signal, the buzzer alarms, when a leakage signal is received, the first button is pressed down, the air pressure system is started to supply air to the air cylinder, the connecting pipe is pushed to drive the plug to extend out, and the plug is pressed into the boss; the limiting block also moves downwards along with the limiting block, and the lock pin penetrates through the shell to lock and fix the limiting block. After the leakage is repaired, the valve handle is screwed to ascend, the decompression cavity is gradually opened, gas in the valve body is discharged, the air inlet can conveniently re-admit air, the buzzer is reset, the second button is pressed to release the second spring, the limiting block loses the clamping position after the lock pin is popped out, the first button is pressed to release the pressure of the air pressure system, the connecting pipe retracts to drive the plug to ascend, and the air inlet re-admits air.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. A gas valve is characterized by comprising a valve body, wherein a gas outlet is arranged on the left side of the valve body, a gas inlet is arranged below the right side of the valve body, a pressure reducing cavity is arranged at the upper end of the valve body between the gas inlet and the gas outlet, a rubber plug and a spring I are matched in the pressure reducing cavity from bottom to top, a valve handle is arranged above the pressure reducing cavity and connected with the rubber plug through the spring I, ribs are axially and uniformly arranged on the outer wall of the rubber plug, a shell is arranged at the position, corresponding to the gas inlet, of the right side of the pressure reducing cavity, a first button is arranged above the shell, a connecting pipe is connected to the lower end of the button, a cylinder and a limiting block are sequentially arranged in the shell below the connecting pipe, a spherical plug is arranged at the lower end of the connecting pipe in the valve body, a support is arranged on the right, the air inlet position department that the end cap below corresponds is equipped with the boss, and the last edge of boss is convex and end cap looks adaptation, is equipped with pressure measurement on the air inlet lateral wall, is equipped with flow measurement on the inner wall that the valve body is inside to be close to gas outlet position department, and valve body outer wall top is equipped with bee calling organ.
2. The gas valve of claim 1, wherein the connecting pipe is provided with a sealing ring at the contact surface of the connecting pipe passing through the upper wall of the valve body.
3. The gas valve of claim 1, wherein the latch is provided with a sealing rubber ring at the contact surface penetrating through the side wall of the housing.
4. The gas valve of claim 1, wherein the pressure detecting device and the flow detecting device are electrically connected to a buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022195978.1U CN213479856U (en) | 2020-09-30 | 2020-09-30 | Gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022195978.1U CN213479856U (en) | 2020-09-30 | 2020-09-30 | Gas valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213479856U true CN213479856U (en) | 2021-06-18 |
Family
ID=76365747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022195978.1U Active CN213479856U (en) | 2020-09-30 | 2020-09-30 | Gas valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213479856U (en) |
-
2020
- 2020-09-30 CN CN202022195978.1U patent/CN213479856U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |