CN115228024A - Self-starting automatic fire extinguishing equipment - Google Patents
Self-starting automatic fire extinguishing equipment Download PDFInfo
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- CN115228024A CN115228024A CN202210702317.4A CN202210702317A CN115228024A CN 115228024 A CN115228024 A CN 115228024A CN 202210702317 A CN202210702317 A CN 202210702317A CN 115228024 A CN115228024 A CN 115228024A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses self-starting automatic fire extinguishing equipment which comprises a bottle group frame, a fire extinguishing agent bottle, a siphon, a container valve, a gas starting device, a high-pressure hose, a collecting pipe, a conveying pipe, a spray head, a selection valve, a first starting pipe, a second starting pipe and an electromagnetic driving device, wherein the bottle group frame is provided with a plurality of bottle groups; the fire extinguishing agent bottle is located the door-shaped space of bottle group frame, the bottleneck at the fire extinguishing agent bottle is installed to the container valve, the siphon is located the fire extinguishing agent bottle and the top is connected with the container valve, the container valve is connected to high-pressure hose one end, the pressure manifold is connected to the other end, the pressure manifold is installed on the bottle group frame, the selection valve is installed on the pressure manifold, the selection valve is connected to conveyer pipe one end, the shower nozzle is connected to the other end, first starter tube one end is connected on the selection valve, the other end is connected on gas starting drive, gas starting drive is connected with the container valve, second starter tube one end is connected on the selection valve, the other end is connected on the container valve, electromagnetic drive device also connects on the container valve. The invention has the advantages of simple structure, small installation workload and low cost.
Description
Technical Field
The invention relates to a self-starting automatic fire extinguishing device.
Background
The pipe network type gas automatic fire extinguishing equipment mainly comprises a bottle group frame, a fire extinguishing agent bottle, a siphon, a bottle head valve, an air starting device, a high-pressure hose, a collecting pipe, a spray head, a fire extinguishing agent conveying pipe, a selection valve, a starting pipe, an electromagnetic driving device, a starting bottle group, a starting bottle frame and the like (detailed in figure 1). According to the standard requirement of GB25972, when fire is extinguished, a selection valve needs to be opened first, and then a bottle head valve of a fire extinguishing agent bottle needs to be opened, wherein the specific action flow is as follows: after receiving a fire extinguishing instruction, the electromagnetic driving device is electrified to act → the starting cylinder group is opened → the high-pressure gas in the starting cylinder group opens the selection valve through one starting pipe → then the other starting pipe and the gas starting device opens the bottle head valve → the fire extinguishing agent in the fire extinguishing agent bottle reaches the spray head through the siphon, the bottle head valve, the high-pressure hose, the collecting pipe, the selection valve and the fire extinguishing agent conveying pipe under the action of nitrogen in the bottle and is sprayed out to extinguish the fire. In practical application, each set of equipment can be provided with at most 8 sets of starting bottle groups and selection valves, and the number of the fire extinguishing agent bottle groups can be as many as tens to hundreds. In order to open the selection valve and then open the bottle head valve of the fire extinguishing agent bottle in the prior art, a structural form of independently setting a starting bottle group is adopted, and the structural form is not only complicated in structure, but also large in installation workload and high in cost.
Disclosure of Invention
In order to solve the problems of complex structure, large installation workload and high cost caused by the fact that the existing gas automatic fire extinguishing equipment is provided with an independent starting cylinder group to open the selection valve and then open the fire extinguishing agent cylinder group, the invention provides the self-starting automatic fire extinguishing equipment integrating the functions into the fire extinguishing agent cylinder group.
The invention discloses self-starting automatic fire extinguishing equipment which comprises a door-shaped bottle assembly frame, a fire extinguishing agent bottle, a siphon, a container valve, a gas starting device, a high-pressure hose, a collecting pipe, a fire extinguishing agent conveying pipe, a spray head, a selection valve, a first starting pipe, a second starting pipe and an electromagnetic driving device, wherein the first starting pipe is connected with the siphon; the container valve comprises a bottle head valve, the bottle head valve is provided with a main valve body, the fire extinguishing agent bottle is positioned in a door-shaped space of a bottle assembly frame, the bottle head valve is installed at a bottle opening of the fire extinguishing agent bottle, the siphon is positioned in the fire extinguishing agent bottle, the top end of the siphon is connected with the bottle head valve, one end of the high-pressure hose is connected with the bottle head valve, the other end of the high-pressure hose is connected with the collecting pipe, the collecting pipe is installed on the bottle assembly frame, the selective valve is installed on the collecting pipe, one end of the fire extinguishing agent conveying pipe is connected with the selective valve, the other end of the fire extinguishing agent conveying pipe is connected with the spray head, one end of the first starting pipe is connected with the selective valve, the other end of the first starting pipe is connected with the pneumatic starting device, the pneumatic starting device is connected with the bottle head valve, and one end of the second starting pipe is connected with the selective valve; the container valve also comprises a self-starting valve, the self-starting valve is connected to the side face of the main valve body and is provided with a starting valve body, a starting valve core, a starting end cover and a channel penetrating through two ends of the starting valve body, one end of the two ends of the starting valve body, which is far away from the main valve body, is used as a first end part, and the other end of the two ends of the starting valve body is used as a second end part; the channel is formed by connecting a first channel and a second channel, the first channel is far away from the main valve body and is opened at a first end part, the diameter of the first channel is larger than that of the second channel, the second channel is opened at a second end part, the starting valve core is positioned at the first channel, a sealing ring is arranged at the first end part, an electric opening diaphragm is placed at the first end part to cover the sealing ring, the starting end cover compresses the electric opening diaphragm and seals the end part opening together with the sealing ring, a spring is placed in the first channel between the starting valve core and the electric opening diaphragm, an electromagnetic driving device interface is arranged on the starting end cover, the electromagnetic driving device is connected with the electromagnetic driving device interface, and the electric opening diaphragm separates the first channel from the electromagnetic driving device; a starting gas outlet is arranged on the starting valve body, the starting gas outlet extends inwards to form a third channel communicated with the first channel, when the starting valve core is opened, the third channel is communicated with the second channel through the first channel, and the other end of the second starting pipe is connected to the starting gas outlet; a starting gas inlet is arranged at the bottom of the main valve body, the starting gas inlet extends upwards to form a fourth channel which is opened on the outer wall of the main valve body, and the second end part of the starting valve body is connected with the main valve body and enables the fourth channel to be communicated with the second channel; the valve core is provided with a through hole, a sealing ring and a sealing gasket, the valve core is started to seal the third channel under the action of the elastic force of the spring in the closed state of the valve, and two ends of the through hole are respectively communicated with the first channel and the second channel.
Preferably, the number of the header pipes is one.
Preferably, the through holes have a diameter of 0.4 to 0.6 mm.
Has the advantages that: according to the self-starting automatic fire extinguishing equipment, the function of the original independent starting cylinder group is integrated on the cylinder head valve, so that the cylinder head valve is additionally provided with the starting gas outlet and the electromagnetic driving device interface and is respectively connected with the second starting pipe and the electromagnetic driving device, the starting cylinder group and the starting cylinder frame are omitted, the integral structure is simpler, the installation workload is small, and the cost is low; and for the collecting pipe, only one branch pipe for installing the selection valve is required to be welded on one main pipe to form an integral collecting pipe, and compared with the prior art that three collecting pipes are required and are connected through flanges or threads, the number of the collecting pipes is reduced, and the workload is saved.
Drawings
FIG. 1 is a schematic structural diagram of a conventional pipe network type gas automatic fire extinguishing apparatus;
FIG. 2 is a schematic diagram of a conventional cylinder head valve;
FIG. 3 is a schematic view of the construction of the container valve of the present invention;
FIG. 4 is a schematic view of the container valve of the present invention in an open state;
FIG. 5 is a schematic structural view of the self-starting automatic fire extinguishing apparatus of the present invention;
in the figure, 1, a bottle group frame; 2. a fire suppressant bottle; 3. a siphon tube; 4. a bottle head valve; 4' -a vessel valve; 4-1, a main valve body; 4-2, a first O-ring seal; 4-3, main valve core; 4-4, an O-shaped sealing ring; 4-41, a first O-shaped sealing ring; 4-42, a second O-shaped sealing ring; 4-5, air-starting membrane; 4-6, a main valve cover; 4-7, sealing rings; 4-71, a second O-ring seal; 4-72, a fourth O-shaped sealing ring; 4-73, a third O-shaped sealing ring; 4-8, starting an end cover; 4-9, a spring; 4-10, electrically opening the membrane; 4-11, starting the valve core; 4-12, starting the valve body; 5. a pneumatic starting device; 6. a high pressure hose; 7. a header pipe; 8. a spray head; 9. a fire extinguishing agent delivery pipe; 10. a selector valve; 11. a first activation tube; 12. a second actuation tube; 13. an electromagnetic drive device; 14. starting the bottle group; 15. starting the bottle rack; 16. a siphon pipe interface; 17. starting a gas inlet; 18. a fire suppressant bottle interface; 19. an electromagnetic drive device interface; 20. starting a gas outlet; 21. a pneumatic starting device interface; 22. a high pressure hose connection; 23. a first channel; 24. a second channel; 25. a third channel; 26. a fourth channel; s, self-starting valve.
Detailed Description
The technical solution of the present invention is described in detail by the following examples, but the scope of the present invention is not limited to the examples.
Fig. 1 is a schematic structural diagram of a conventional pipe network type gas automatic fire extinguishing apparatus, which includes a gate-shaped bottle group frame 1, a fire extinguishing agent bottle 2, a siphon 3, a bottle head valve 4, a gas starting device 5, a high-pressure hose 6, a collecting pipe 7, a fire extinguishing agent delivery pipe 9, a spray head 8, a selector valve 10, a first starting pipe 11, a second starting pipe 12, an electromagnetic driving device 13, a starting bottle group 14, and a starting bottle frame 15; the fire extinguishing agent bottle 2 is located in a door-shaped space of the bottle group frame 1, the bottle head valve 4 is installed at a bottle opening of the fire extinguishing agent bottle 2, the siphon pipe 3 is located in the fire extinguishing agent bottle 2, the top end of the siphon pipe is connected with the bottle head valve 4, one end of the high-pressure hose 6 is connected with the bottle head valve 4, the other end of the high-pressure hose is connected with the collecting pipe 7, the collecting pipe 7 is connected with multiple sections, one section of the two sections is installed on the bottle group frame 1, the other section of the two sections is installed on the starting bottle frame 15, the selection valve 10 is installed on the collecting pipe 7, one end of the fire extinguishing agent conveying pipe 9 is connected with the selection valve 10, the other end of the fire extinguishing agent conveying pipe is connected with the spray head 8, one end of the first starting pipe 11 is connected with the selection valve 10, the other end of the first starting pipe is connected with the pneumatic starting device 5, the pneumatic starting device 5 is connected with the bottle head valve 4, one end of the second starting pipe 12 is connected with the selection valve 10, the other end of the starting bottle group 14, and the electromagnetic driving device 13 is also installed on the starting bottle group 14.
The cylinder head valve 4 in fig. 1 is prior art, and has a structure shown in fig. 2, the cylinder head valve 4 includes a main valve body 4-1, a main valve core 4-3, a main valve cover 4-6, an upper chamber, a lower chamber and a side chamber, the upper chamber and the lower chamber are communicated, the diameter of the upper chamber is larger than that of the lower chamber, the upper end of the upper chamber opens at the upper end of the main valve body 4-1 to form an upper port, the lower port at the lower end of the main valve body 4-1 to form a lower port as a siphon pipe port 16, the outer peripheral surface of the lower end of the main valve body 4-1 forms a fire extinguishing agent bottle port 18, the side chamber opens at the side of the main valve body 4-1 to form a side port as a high pressure hose port 22 (fire extinguishing agent outlet), the main valve core 4-3 is located at the upper chamber, and when the main valve core 4-3 is opened, the side chamber is communicated with the upper chamber via the upper chamber; the main valve body 4-1 and the main valve core 4-3 are both provided with O-shaped sealing rings 4-4, wherein the upper end of the main valve body 4-1 is provided with a first O-shaped sealing ring 4-41, the upper end of the main valve body 4-1 is provided with an air opening membrane 4-5 to cover the first O-shaped sealing ring 4-41, the main valve cover 4-6 presses the air opening membrane 4-5 and seals the upper opening together with the first O-shaped sealing ring 4-41, and the main valve cover 4-6 is provided with an air starting device interface 21 for connecting the air starting device 5; the upper side and the lower side of the main valve element 4-3 are respectively provided with a second O-shaped sealing ring 4-42 and a first O-shaped sealing gasket 4-2, the main valve element 4-3 is provided with a through micropore with the diameter of 0.5mm, when the cylinder head valve 4 is in a closed state, the main valve element 4-3 seals a side cavity, and two ends of the micropore are respectively communicated with the upper cavity and the lower cavity, so that the pressure of the upper cavity and the lower cavity of the cylinder head valve 4 is equal at ordinary times, and because the area of the main valve element 4-3 in the upper cavity is larger than that of the lower cavity, the pressure of the upper cavity on the main valve element 4-3 is larger than that of the lower cavity on the main valve element 4-3, and the sealing gasket 4-2 is tightly pressed on the valve body to seal.
Fig. 3 is a schematic structural diagram of the container valve of the present invention, which is denoted as a container valve 4', and as shown in fig. 3, the container valve 4' is formed by welding a bottle head valve 4 and a self-opening valve S; in the container valve 4' of the present invention, the same components as those of the head valve 4 of fig. 2 are designated by the same reference numerals, and the description thereof is omitted. The self-starting valve S is positioned on the side surface of the main valve body 4-1, and is provided with a starting valve body 4-12, a starting valve core 4-11, a starting end cover 4-8 and a channel penetrating through two ends of the starting valve body 4-12, wherein one end of the two ends of the starting valve body, which is far away from the main valve body 4-1, is used as a first end part, and the other end of the two ends of the starting valve body is used as a second end part; the channel is formed by connecting a first channel 23 and a second channel 24, the first channel 23 is far away from the main valve body 4-1 and is opened at a first end, the diameter of the first channel 23 is larger than that of the second channel 24, the second channel 24 is opened at a second end, the starting valve core 4-11 is positioned in the first channel 23, sealing rings 4-7 are arranged on the starting valve body 4-12 and the starting valve core 4-11, a third O-shaped sealing ring 4-73 is arranged at the first end, an electric opening diaphragm 4-10 is arranged at the first end to cover the third O-shaped sealing ring 4-73, a starting end cover 4-8 compresses the electric opening diaphragm 4-10 and seals the end opening together with the third O-shaped sealing ring 4-73, a spring 4-9 is arranged in the first channel 23 between the electric opening diaphragm 4-10 and the starting valve core 4-11, and an electromagnetic driving device interface 19 for connecting the electromagnetic driving device 13 is arranged on the starting end cover 4-8; a starting gas outlet 20 for connecting the second starting pipe 12 is arranged on the starting valve body 4-12, the starting gas outlet 20 extends inwards to form a third channel 25 communicated with the first channel 23, and when the starting valve core 4-11 is opened, the third channel 25 is communicated with the second channel 24 through the first channel 23; a starting gas inlet 17 is arranged at the bottom of the main valve body 4-1, the starting gas inlet 17 extends upwards to form a fourth channel 26 which is opened on the outer wall of the main valve body, the second end of the starting valve body 4-12 is welded with the main valve body, and the fourth channel 26 is communicated with the second channel 24; a through hole with the diameter of 0.5mm is arranged on the starting valve core 4-11, the sealing ring 4-7 also comprises a fourth O-shaped sealing ring 4-72 and a second O-shaped sealing gasket 4-71 which are arranged on the starting valve core 4-11, the starting valve core 4-11 seals the third channel 25 under the elastic force of the spring 4-9 in the closed state, and the two ends of the through hole are respectively communicated with the first channel 23 and the second channel 24. The third O-ring 4-73 is mounted in a position similar to the first O-ring 4-41 of fig. 2, the fourth O-ring 4-72 is mounted on the actuator 4-11 in a position similar to the second O-ring 4-42 of the main valve 4-3 of fig. 2, the second O-ring 4-71 is mounted in a position similar to the first O-ring 4-2 of fig. 2, and the connection between the first passage 23 and the second passage 24 is similar in construction to the connection between the upper and lower chambers of fig. 2. Because of the through hole, the pressure in the first channel 23 and the second channel 24 of the valve is equal at ordinary times, because the area of the starting valve core 4-11 in the first channel 23 is larger than that in the second channel 24, the pressure of the first channel 23 on the starting valve core 4-11 is larger than that of the second channel 24 on the starting valve core 4-11, and the action of the spring 4-9 is added, and the sealing is implemented through the fourth O-shaped sealing ring 4-72 and the second O-shaped sealing gasket 4-71. The connection between the self-opening valve and the bottle head valve can be integrated into a whole except for welding. Fig. 4 is a schematic view showing the structure of the container valve 4' of the present invention in an open state.
Fig. 5 is a schematic structural view of the self-starting automatic fire extinguishing apparatus of the present invention. As shown in fig. 5, the self-starting automatic fire extinguishing apparatus of the present invention includes a gate-shaped bottle assembly frame 1, a fire extinguishing agent bottle 2, a siphon 3, a container valve 4', an air starting device 5, a high pressure hose 6, a collecting pipe 7, a fire extinguishing agent delivery pipe 9, a spray head 8, a selector valve 10, a first starting pipe 11, a second starting pipe 12, and an electromagnetic driving device 13; the fire extinguishing agent bottle 2 is positioned in the door-shaped space of the bottle group frame 1, a fire extinguishing agent bottle interface 18 of the container valve 4 'is connected with the inner peripheral surface of the bottle mouth of the fire extinguishing agent bottle 2, the siphon pipe 3 is positioned in the fire extinguishing agent bottle 2, the top end of the siphon pipe 3 is connected with a siphon pipe interface 16 of the container valve 4', one end of the high-pressure hose 6 is connected with a high-pressure hose interface 22 of the container valve 4', the other end of the high-pressure hose is connected with the collecting pipe 7, the collecting pipe 7 is one and is installed on the bottle group frame 1, the selecting valve 10 is installed on the collecting pipe 7, one end of the fire extinguishing agent conveying pipe 9 is connected with the selecting valve 10, the other end of the fire extinguishing agent conveying pipe is connected with the spray head 8, one end of the first starting pipe 11 is connected with the selecting valve 10, the other end of the first starting pipe is connected with the pneumatic starting device 5, the pneumatic starting device 5 is connected with a pneumatic starting device interface 21 of the container valve 4', one end of the second starting pipe 12 is connected with the selecting valve 10, the other end of the second starting pipe is connected with a starting gas outlet 20 of the container valve 4', and the electromagnetic driving device 13 is connected with an electromagnetic driving device interface 19 of the container valve 4'. The fire extinguishing agent bottle 2 is filled with fire extinguishing agent and high pressure nitrogen (4.2 MPa).
When a fire occurs, the electromagnetic driving device 13 is electrified to puncture the electric opening diaphragm 4-10, the first channel 23 of the container valve 4' is decompressed, the starting valve core 4-11 moves towards the end of the starting valve cover under the action of internal pressure and opens the third channel 25, nitrogen in the gas cylinder flows out through the starting gas inlet 17, the fourth channel 26, the second channel 24, the third channel 25 and the starting gas outlet 20 of the container valve 4', the selection valve 10 is opened through the second starting pipe 12, then the gas starting device 5 is driven by the first starting pipe 11 to puncture the gas opening diaphragm 4-5, the upper cavity of the container valve 4' is decompressed, the core 4-3 moves upwards under the action of internal pressure, the fire extinguishing agent outlet is opened, and the fire extinguishing agent reaches the spray head 8 through the siphon 3, the high-pressure hose connector 22, the high-pressure hose 6, the collecting pipe 7, the selection valve 10 and the fire extinguishing agent conveying pipe 9 under the pressure of the nitrogen in the gas cylinder and is sprayed out from the spray head 8 to extinguish the fire.
The above-mentioned techniques not specifically mentioned refer to the prior art.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. A self-starting automatic fire extinguishing device comprises a door-shaped bottle group frame, a fire extinguishing agent bottle, a siphon, a container valve, a gas starting device, a high-pressure hose, a collecting pipe, a fire extinguishing agent conveying pipe, a spray head, a selection valve, a first starting pipe, a second starting pipe and an electromagnetic driving device, wherein the first starting pipe is connected with the first starting pipe; the container valve comprises a bottle head valve, the bottle head valve is provided with a main valve body, the fire extinguishing agent bottle is positioned in a door-shaped space of a bottle assembly frame, the bottle head valve is installed at a bottle opening of the fire extinguishing agent bottle, the siphon is positioned in the fire extinguishing agent bottle, the top end of the siphon is connected with the bottle head valve, one end of the high-pressure hose is connected with the bottle head valve, the other end of the high-pressure hose is connected with the collecting pipe, the collecting pipe is installed on the bottle assembly frame, the selective valve is installed on the collecting pipe, one end of the fire extinguishing agent conveying pipe is connected with the selective valve, the other end of the fire extinguishing agent conveying pipe is connected with the spray head, one end of the first starting pipe is connected with the selective valve, the other end of the first starting pipe is connected with the pneumatic starting device, the pneumatic starting device is connected with the bottle head valve, and one end of the second starting pipe is connected with the selective valve; the container valve is characterized by further comprising a self-starting valve, wherein the self-starting valve is connected to the side face of the main valve body and is provided with a starting valve body, a starting valve core, a starting end cover and a channel penetrating through two ends of the starting valve body, one end, far away from the main valve body, of the two ends of the starting valve body is used as a first end part, and the other end is used as a second end part; the electromagnetic driving device comprises a main valve body, a channel, a starting valve core, an electromagnetic driving device interface, a first channel, a second channel, a spring, an electromagnetic driving device interface, a second channel, a main valve body and a main valve body, wherein the channel is formed by connecting the first channel and the second channel, the first channel is far away from the main valve body and is opened at a first end part, the diameter of the first channel is larger than that of the second channel, the second channel is opened at a second end part, the starting valve core is positioned in the first channel, a sealing ring is arranged at the first end part, an electric opening membrane is placed at the first end part to cover the sealing ring, the electric opening membrane is tightly pressed by the starting end cover to seal the end part opening together with the sealing ring, the spring is placed in the first channel between the starting valve core and the electric opening membrane, the electromagnetic driving device interface is arranged on the starting end cover, the electromagnetic driving device is connected with the electromagnetic driving device interface, and the first channel is separated from the electromagnetic driving device by the electric opening membrane; a starting gas outlet is arranged on the starting valve body, the starting gas outlet extends inwards to form a third channel communicated with the first channel, when the starting valve core is opened, the third channel is communicated with the second channel through the first channel, and the other end of the second starting pipe is connected to the starting gas outlet; a starting gas inlet is arranged at the bottom of the main valve body, the starting gas inlet extends upwards to form a fourth channel which is opened on the outer wall of the main valve body, and the second end part of the starting valve body is connected with the main valve body and enables the fourth channel to be communicated with the second channel; and a through hole, a sealing ring and a sealing gasket are arranged on the starting valve core, the valve core is started to seal the third channel under the action of the elastic force of the spring in the closing state of the valve, and two ends of the through hole are respectively communicated with the first channel and the second channel.
2. Self-starting automatic fire extinguishing apparatus according to claim 1, wherein the header is one piece.
3. Self-starting automatic fire extinguishing apparatus according to claim 2, wherein the aperture of the through-going hole is 0.4-0.6 mm.
Priority Applications (1)
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CN202210702317.4A CN115228024A (en) | 2022-06-21 | 2022-06-21 | Self-starting automatic fire extinguishing equipment |
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CN202210702317.4A CN115228024A (en) | 2022-06-21 | 2022-06-21 | Self-starting automatic fire extinguishing equipment |
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CN202210702317.4A Pending CN115228024A (en) | 2022-06-21 | 2022-06-21 | Self-starting automatic fire extinguishing equipment |
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CN2733155Y (en) * | 2004-05-11 | 2005-10-12 | 西安新竹防灾救生设备有限公司 | Pressure container valve |
CN102758944A (en) * | 2012-07-10 | 2012-10-31 | 西安新竹防灾救生设备有限公司 | Bottle valve for shock-proof dry powder extinguishing devices |
CN104383652A (en) * | 2014-11-17 | 2015-03-04 | 天津意安消防设备有限公司 | Electromagnetically-controlled carbon dioxide fire extinguishing system capable of starting by automatically extracting gas |
CN106949279A (en) * | 2017-04-18 | 2017-07-14 | 西安新竹防务科技有限公司 | Unidirectional container value |
CN206372432U (en) * | 2016-12-30 | 2017-08-04 | 上海海越安全工程设备有限公司 | A kind of gas extinguishing system for having a spare duct |
CN208756842U (en) * | 2018-06-29 | 2019-04-19 | 南京飞龙特种消防设备制造有限公司 | A kind of suspension type seven flourin propane fire extinction apparatus container valve |
-
2022
- 2022-06-21 CN CN202210702317.4A patent/CN115228024A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2733155Y (en) * | 2004-05-11 | 2005-10-12 | 西安新竹防灾救生设备有限公司 | Pressure container valve |
CN102758944A (en) * | 2012-07-10 | 2012-10-31 | 西安新竹防灾救生设备有限公司 | Bottle valve for shock-proof dry powder extinguishing devices |
CN104383652A (en) * | 2014-11-17 | 2015-03-04 | 天津意安消防设备有限公司 | Electromagnetically-controlled carbon dioxide fire extinguishing system capable of starting by automatically extracting gas |
CN206372432U (en) * | 2016-12-30 | 2017-08-04 | 上海海越安全工程设备有限公司 | A kind of gas extinguishing system for having a spare duct |
CN106949279A (en) * | 2017-04-18 | 2017-07-14 | 西安新竹防务科技有限公司 | Unidirectional container value |
CN208756842U (en) * | 2018-06-29 | 2019-04-19 | 南京飞龙特种消防设备制造有限公司 | A kind of suspension type seven flourin propane fire extinction apparatus container valve |
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