CN116262168A - Novel driving gas bottle group container valve - Google Patents
Novel driving gas bottle group container valve Download PDFInfo
- Publication number
- CN116262168A CN116262168A CN202111526651.0A CN202111526651A CN116262168A CN 116262168 A CN116262168 A CN 116262168A CN 202111526651 A CN202111526651 A CN 202111526651A CN 116262168 A CN116262168 A CN 116262168A
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- China
- Prior art keywords
- valve
- piston
- valve body
- gas
- bottle group
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/62—Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container
- A62C13/64—Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container the extinguishing material being released by means of a valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Safety Valves (AREA)
Abstract
The invention belongs to a valve, and particularly relates to a novel driving gas bottle group container valve. A novel driving gas bottle group container valve comprises a valve body, a pressure cap, a piston, a pressure gauge switch device, a safety relief device, an output pipe joint, a spring and the like. The invention has the remarkable effects that: the driving gas bottle group container valve adopts a piston type structure, the piston is vertically arranged in the valve body, the movement direction of the piston is not influenced by the pressure of gas in the container, the required driving force is small, and the requirement on a valve driving device is greatly reduced; the reset after the valve acts only needs to unload the driving force exerted on the piston by the driving device, and the piston can be automatically reset by the compression thrust action of the reset spring arranged at the bottom of the piston; the valve is reset from the action, no loss part is generated in the whole process, and the maintenance cost of the valve is greatly reduced; the piston and the valve body are flexible in action, reliable in sealing, simple in processing and convenient to install.
Description
Technical Field
The invention belongs to a valve, and particularly relates to a novel driving gas bottle group container valve.
Background
The driving gas bottle group is an important component part of a gas fire extinguishing system and mainly comprises a storage container and a container valve, and is used for storing driving gas (nitrogen gas) at ordinary times, when a fire disaster occurs, a driving device arranged on the container valve acts to destroy the sealing structure of the container valve on the driving gas bottle group, further release the driving gas in the sealing structure, open the fire extinguishing agent bottle group and a control valve of the corresponding fire extinguishing system through a set pipeline, release the fire extinguishing agent and realize fire extinguishing.
In the existing gas fire extinguishing system, a conventional matched driving gas bottle group is provided, and container valves of the driving gas bottle group all adopt a diaphragm type structure. The diaphragm type sealing structure of the container valve has the characteristic of reliable sealing performance, and is widely used. But the diaphragm type sealing structure not only requires a certain strength of the diaphragm (ensuring that the driving gas is not exploded under the normal storage condition), but also can be easily pierced by external force; meanwhile, the pretightening force during the membrane installation is strictly controlled, and when the system is recovered after the action, a new membrane is required to be replaced, so that the operation is complex, and the repeated use is not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a novel driving gas bottle group container valve.
The invention is realized in the following way: a novel driving gas bottle group container valve comprises a valve body, a pressure cap, a piston, a pressure gauge switch device, a safety relief device, an output pipe joint, a spring and the like.
The novel driving gas bottle group container valve is characterized in that a piston is arranged in the valve body, a hollow structure design is adopted for the piston, a gas inlet, a gas outlet and a gas circulation channel are arranged in the piston, and release and storage of driving gas are realized according to the position of the piston body.
The novel driving gas bottle group container valve is characterized in that a reset spring is arranged at the lower part of the piston and used for realizing the reset function of the piston.
The novel driving gas bottle group container valve is characterized in that the upper end inside the valve body is provided with the pressing cap for limiting the displacement of the piston body.
The novel driving gas bottle group container valve is characterized in that the bottom end of the valve body is provided with a gas inlet communicated with the inside of the container.
The novel driving gas bottle group container valve is characterized in that a gas outlet is arranged on the valve body and can be connected with a gas flow pipeline through an output pipe joint.
The novel driving gas bottle group container valve is characterized in that the valve body is provided with the safety relief device, so that overpressure relief can be realized, and the bottle group is protected from being used safely.
The novel driving gas bottle group container valve is characterized in that the valve body is provided with a pressure gauge interface for installing pressure gauge and other pressure detection instruments and meters, and the valve body can be used as an interface for pressurizing a bottle group.
The novel driving gas bottle group container valve is characterized in that the valve body is provided with the pressure gauge switch device for controlling the connection and disconnection between the pressure gauge interface and the bottle.
The novel driving gas bottle group container valve is characterized in that the uppermost end of the valve body is provided with the quick interface connected with the driving device, so that the driving device can be conveniently and quickly assembled and disassembled.
The invention has the remarkable effects that: the driving gas bottle group container valve adopts a piston type structure, the piston is vertically arranged in the valve body, the movement direction of the piston is not influenced by the pressure of gas in the container, the required driving force is small, and the requirement on a valve driving device is greatly reduced; the reset after the valve acts only needs to unload the driving force exerted on the piston by the driving device, and the piston can be automatically reset by the compression thrust action of the reset spring arranged at the bottom of the piston; the valve is reset from the action, no loss part is generated in the whole process, and the maintenance cost of the valve is greatly reduced; the piston and the valve body are flexible in action, reliable in sealing, simple in processing and convenient to install.
Drawings
FIG. 1 is a schematic diagram of a novel drive gas cylinder set container valve;
fig. 2 is a schematic view of the AA cross-sectional structure of fig. 1.
In the figure: 1. a valve body; 2. pressing the cap; 3. a piston; 4.O shaped rings; 5.O shaped rings; 6.O shaped rings; 7. an output pipe joint; 8. a spring; 9. a safety relief device; 10. a pressure gauge switching device; 11. a screw thread protective cap.
Detailed Description
The novel driving gas bottle group container valve provided by the application is further described in detail below with reference to the accompanying drawings.
As shown in the figure, the novel driving gas bottle group container valve comprises a valve body 1, a press cap 2, a piston 3, an O-shaped ring 4, an O-shaped ring 5, an O-shaped ring 6, an output pipe joint 7, a spring 8, a safety relief device 9, a pressure gauge switching device 10 and a thread protection cap 11.
The valve body 1 is formed by forging and machining copper alloy, the uppermost end of the valve body 1 is provided with a quick interface connected with a valve driving device, a pressing cap 2, a piston 3 and a spring 8 are arranged in the valve body 1, an O-shaped ring 4 and an O-shaped ring 5 are arranged on the pressing cap 2, the piston 3 is of a hollow structure, an air inlet communicated with the inside of the piston 3 is arranged on the side surface of the upper part of the piston 3, an air outlet communicated with the inside of the piston 3 is arranged on the side surface of the lower part of the piston 3, an O-shaped ring 6 is arranged on the piston 3, a gas inlet communicated with the inside of the valve body 1 is arranged at the bottom end of the valve body 1, a gas outlet communicated with the inside of the valve body 1 is arranged at the outlet, an output pipe joint 7 is connected with a gas flow pipeline, a safety relief device 9 is arranged on the valve body 1, a pressure gauge interface is arranged on the valve body 1, and a pressure gauge switch device 10 is arranged on the valve body 1.
The application provides a novel drive gas bottle group container valve workflow does:
1. when the driving gas bottle group is filled with fire extinguishing agent, a filling gas conveying pipeline is connected with a pressure gauge interface on the valve body 1, the pressure gauge switching device 10 is opened, filling gas enters the valve body 1 through a pressure gauge ventilation channel, after the gas filling is completed through a gas inlet at the bottom end of the valve body 1 and the driving gas bottle group, the pressure gauge switching device 10 is closed, the pressure gauge ventilation channel is cut off, the connection with the filling gas conveying pipeline is disconnected, the pressure gauge is installed, the pressure gauge switching device 10 is opened, the pressure gauge ventilation channel is opened, and the pressure value in the driving gas bottle group can be normally displayed by the pressure gauge.
2. When the gas bottle group is driven to perform fire extinguishing action, a valve driving device connected with the upper part of the valve body 1 applies a downward driving force to the piston 3, the piston 3 moves downwards to compress the spring 8 until reaching a designated position, a gas inlet on the piston 3 is communicated with a gas inlet at the bottom end of the valve body 1, a gas outlet on the piston 3 is communicated with a gas outlet on the valve body 1, gas in the bottle group enters the valve body through the gas inlet at the bottom end of the valve body 1 and then passes through the interior of the piston 3 to continue to flow to the gas outlet on the valve body 1, the gas is conveyed to a flow pipeline, release of driving gas is completed, after the pressure in the gas bottle group is released, the downward driving force applied to the piston 3 by the valve driving device is unloaded, the spring 8 rebounds, an upward force is applied to the piston 3, the piston 3 is pushed upwards until the upper end of the piston 3 contacts with the bottom end of the pressure cap 2, the piston 3 is reset, at the moment, the gas inlet on the piston 3 is not communicated with the gas inlet on the valve body 1, the gas outlet on the piston 3 is not communicated with the gas outlet on the valve body 1, and the reset action of the container valve is completed.
Claims (10)
1. A novel driving gas bottle group container valve, which is characterized in that: the valve consists of a valve body, a pressure cap, a piston, a pressure gauge switch device, a safety relief device, an output pipe joint, a spring and the like.
2. A novel drive gas cylinder block container valve as defined in claim 1, wherein: the piston is arranged in the valve body, adopts a hollow structural design, is internally provided with a gas inlet, a gas outlet and a gas circulation channel, and realizes release and storage of driving gas according to the position of the piston body.
3. A novel drive gas cylinder block container valve as defined in claim 2, wherein: the lower part of the piston is provided with a reset spring for realizing the reset function of the piston.
4. A novel drive gas cylinder block container valve as claimed in claim 3, wherein: the upper end inside the valve body is provided with a pressing cap for limiting the displacement of the piston body.
5. A novel drive gas cylinder block container valve as defined in claim 4, wherein: the bottom end of the valve body is provided with a gas inlet communicated with the inside of the container.
6. A novel actuated gas vial set container valve as claimed in claim 5 wherein: the valve body is provided with a gas outlet which can be connected with a gas flow pipeline through an output pipe joint.
7. A novel drive gas cylinder block container valve as defined in claim 6, wherein: the valve body is provided with a safety relief device, so that overpressure relief can be realized, and the bottle group is protected from being used safely.
8. A novel drive gas cylinder block container valve as defined in claim 7, wherein: the valve body is provided with a pressure gauge interface for installing pressure gauge and other pressure detecting instruments and meters and can be used as an interface for pressurizing the bottle group.
9. A novel drive gas cylinder block container valve as defined in claim 8, wherein: the valve body is provided with a pressure gauge switch device for controlling the on-off of the pressure gauge interface and the bottle.
10. A novel actuated gas vial set container valve as claimed in claim 9 wherein: the uppermost end of the valve body is provided with a quick interface connected with the driving device, so that the driving device can be conveniently and quickly assembled and disassembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111526651.0A CN116262168A (en) | 2021-12-14 | 2021-12-14 | Novel driving gas bottle group container valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111526651.0A CN116262168A (en) | 2021-12-14 | 2021-12-14 | Novel driving gas bottle group container valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116262168A true CN116262168A (en) | 2023-06-16 |
Family
ID=86723441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111526651.0A Pending CN116262168A (en) | 2021-12-14 | 2021-12-14 | Novel driving gas bottle group container valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116262168A (en) |
-
2021
- 2021-12-14 CN CN202111526651.0A patent/CN116262168A/en active Pending
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |