CN210521613U - Heptafluoropropane fire extinguishing system - Google Patents
Heptafluoropropane fire extinguishing system Download PDFInfo
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- CN210521613U CN210521613U CN201920903259.5U CN201920903259U CN210521613U CN 210521613 U CN210521613 U CN 210521613U CN 201920903259 U CN201920903259 U CN 201920903259U CN 210521613 U CN210521613 U CN 210521613U
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Abstract
The utility model discloses a heptafluoropropane fire extinguishing system, which comprises a cabinet type fire extinguishing device, wherein a fire extinguishing agent storage bottle is arranged in the cabinet type fire extinguishing device; a pressure gauge is arranged on the fire extinguishing agent storage bottle; the upper end of the bottle mouth of the fire extinguishing agent storage bottle is provided with a signal feedback device; the top end of the fire extinguishing agent storage bottle is provided with a container valve; the lower end of the container valve is provided with a safety valve, and the lower end of the safety valve is connected with a siphon pipe; the container valve is connected with the nozzle through a high-pressure explosion-proof pipe; the upper end of the container valve is provided with an electromagnetic driver; the electromagnetic driver is connected with the automatic alarm fire-extinguishing controller; the automatic alarm fire-extinguishing controller is respectively connected with the temperature-sensitive detector, the smoke-sensitive detector, the acousto-optic alarm, the alarm bell, the air-release indicator lamp and the emergency start stop button; the automatic alarm fire-extinguishing controller is also connected with a fire-fighting control room through a signal wire. The utility model discloses not only the fire extinguishing efficiency is high, uses safelyr moreover, greatly increased extinguishing device's practicality, extensive suitability has.
Description
Technical Field
The utility model relates to a fire extinguishing systems especially relates to a heptafluoropropane fire extinguishing systems.
Background
At present, gas fire extinguishing systems are mainly used in industrial and civil buildings, electronic computer rooms, data processing centers, telecommunication facilities, process control centers, expensive medical facilities, expensive industrial equipment, libraries, museums and art pipes, clean rooms, anechoic rooms, emergency power facilities, flammable liquid storage areas, etc.; the products of the alkyl halides 1211 and 1301 are eliminated from the market due to the damage to the atmospheric ozone layer; the heptafluoropropane fire extinguishing agent is an ideal substitute for a halogenated alkane fire extinguishing product due to the characteristics of environmental protection, high fire extinguishing efficiency and the like. With the social development, the cabinet type heptafluoropropane fire extinguishing system has occupied a place in all series products due to the advantages of small volume, convenient installation and the like. However, the existing cabinet type heptafluoropropane fire extinguishing system is not only low in fire extinguishing efficiency and has certain potential safety hazard in the process of rescuing a fire, but also is not enough to improve the safety of a fire extinguishing device only by virtue of a safety valve due to the complex fire scene. Therefore, a fire extinguishing system with high fire extinguishing efficiency, safety and reliability needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the technology, the utility model provides a heptafluoropropane fire extinguishing system.
In order to solve the technical problem, the utility model discloses a technical scheme is: a heptafluoropropane fire extinguishing system comprises a cabinet type fire extinguishing device, wherein a fire extinguishing agent storage bottle is arranged in the cabinet type fire extinguishing device; a pressure gauge is arranged on the fire extinguishing agent storage bottle; the upper end of the bottle mouth of the fire extinguishing agent storage bottle is provided with a signal feedback device; the top end of the fire extinguishing agent storage bottle is provided with a container valve; the lower end of the container valve is provided with a safety valve, and the lower end of the safety valve is connected with a siphon pipe; the container valve is connected with the nozzle through a high-pressure explosion-proof pipe; the upper end of the container valve is provided with an electromagnetic driver; the electromagnetic driver is connected with the automatic alarm fire-extinguishing controller; the automatic alarm fire-extinguishing controller is respectively connected with the temperature-sensitive detector, the smoke-sensitive detector, the acousto-optic alarm, the alarm bell, the air-release indicator lamp and the emergency start stop button; the automatic alarm fire-extinguishing controller is also connected with a fire-fighting control room through a signal wire.
The high-pressure explosion-proof pipe is a metal hose; an O-shaped sealing ring is arranged between the high-pressure explosion-proof pipe and the nozzle.
The cross section of the nozzle is in a regular hexagon shape; the side wall of the nozzle is uniformly provided with a plurality of spray holes.
The upper end of the container valve is provided with a mechanical operation safety pin; the upper end of the mechanical operation safety pin is provided with an electromagnetic driver; the right end of the electromagnetic driver is connected with an electromagnet wire, and the upper end of the electromagnetic driver is provided with an electromagnet safety pin; the upper end of the electromagnet safety pin is provided with a manual starting handle.
The upper end of the signal feedback device is provided with a safety pin; the upper end of the safety pin is provided with an electromagnetic driver.
The fire extinguishing agent storage bottle is transversely provided with a hoop.
The utility model discloses not only the extinguishing efficiency is high, has eliminated the potential safety hazard that exists when salvaging the conflagration, uses safelyr moreover, greatly increased extinguishing device's practicality, had extensive suitability.
Drawings
Fig. 1 is a schematic view of the connection of the overall structure of the present invention.
Fig. 2 is a schematic overall structure diagram of the cabinet type fire extinguishing apparatus.
In the figure: 1. a cabinet type fire extinguishing device; 2. a fire suppressant storage bottle; 3. a container valve; 4. a nozzle; 5. an electromagnetic drive; 6. an automatic alarm fire-extinguishing controller; 7. a temperature-sensitive detector; 8. a smoke detector; 9. an audible and visual alarm; 10. an alarm bell; 11. a deflation indicator light; 12. an emergency start stop button; 13. a pressure gauge; 14. a safety valve; 15. a siphon tube; 16. a high pressure explosion proof tube; 17. a mechanically operated shear pin; 18. an electromagnet wire; 19. an electromagnet safety pin; 20. a manual start handle; 21. and a signal feedback device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The heptafluoropropane fire extinguishing system shown in figures 1-2 comprises a cabinet type fire extinguishing device 1, wherein a fire extinguishing agent storage bottle 2 is arranged in the cabinet type fire extinguishing device 1; the fire extinguishing agent storage bottle 2 is transversely provided with a hoop. A pressure gauge 13 is arranged on the fire extinguishing agent storage bottle 2; the pressure gauge 13 can check whether the pressure in the fire extinguishing agent storage bottle 2 is normal at ordinary times, and the fire extinguishing agent can be normally sprayed out when a fire disaster occurs. The upper end of the bottle mouth of the fire extinguishing agent storage bottle 2 is provided with a signal feedback device 21; the upper end of the signal feedback device 21 is provided with a safety pin; the upper end of the safety pin is provided with an electromagnetic drive 5.
The cabinet type fire extinguishing device 1 is a cabinet type heptafluoropropane gas fire extinguishing device, the cabinet type fire extinguishing device 1 takes 'clean gas' heptafluoropropane as a fire extinguishing agent, and the fire extinguishing mechanism is that chain breaking fire extinguishing is realized by inerting active free radicals in flame. The cabinet type fire extinguishing device 1 is a fire extinguishing device without a pipe network, has the characteristics of light weight, mobility, flexible installation, attractive appearance, no damage to tidiness in a protection area and simple and convenient installation. The fire extinguishing agent has no pipeline loss, and when a fire disaster happens, the cabinet type fire extinguishing device 1 can directly spray the fire extinguishing agent to the protection area, so that the fire extinguishing efficiency is high and the speed is high. Because there is not pipe network resistance loss, the system work is as 2.5MP, compares to have pipe network heptafluoropropane fire extinguishing systems 4.2MP, and pressure is littleer, under the condition that the maximum operating pressure of storage bottle is the same, uses safelyr. As each protection area is provided with the cabinet type fire extinguishing device 1, fire can be simultaneously extinguished in all the protection areas, and the fire extinguishing system with the pipe network adopts a combined distribution mode to extinguish fire, the fire of one of the protection areas can be extinguished in one protection area at the same time, and the possibility of simultaneous fire in multiple protection areas is completely ignored, so that the protection coefficient of the design is larger and more reliable.
Heptafluoropropane is a novel clean gas fire extinguishing agent, has high fire extinguishing efficiency and high fire extinguishing speed, does not reburn, and is an ideal Halon substitute which is first recognized by the international fire-fighting community. The heptafluoropropane is colorless, odorless, clean, non-conductive, low in toxicity, high in fire extinguishing efficiency, free of polluting protected objects and particularly free of any destructive effect on the atmospheric ozone layer. The heptafluoropropane fire extinguishing agent has zero Ozone Depletion Potential (ODP) and does not destroy the atmospheric ozone layer. The agent is transparent and clean gas when sprayed at normal temperature and normal pressure, residues after fire extinguishment are not stained on equipment, and the agent is more environment-friendly; the concentration value of the heptafluoropropane without observed adverse reactions is 9 percent, while the fire extinguishing design concentration of the general heptafluoropropane is below 10 percent, so that the heptafluoropropane fire extinguishing design concentration is basically harmless to human bodies, safe and reliable.
The fire extinguishing mechanism of the heptafluoropropane fire extinguishing agent is as follows: similar to the fire extinguishing mechanism of the haloalkane fire extinguishing agent, the physical change and chemical reaction are generated to fire under the full-submerged state. The chemical inhibition is mainly used for extinguishing fire, and the negative catalysis effect is realized on combustion reaction. When the concentration of heptafluoropropane in the space reaches a certain value, the combustion reaction chain cannot be maintained, so that the combustion is extinguished.
The top end of the fire extinguishing agent storage bottle 2 is provided with a container valve 3; the container valve 3 is sealed by a metal diaphragm, so that the reliable sealing performance of the valve body is ensured, and the long-term storage of the fire extinguishing agent can be ensured; the lower end of the container valve 3 is provided with a safety valve 14, and the safety of the cabinet type fire extinguishing device 1 is greatly improved by arranging the safety valve 14 and the container valve 3. The lower end of the safety valve 14 is connected with a siphon 15; the siphon 15 is used to lead out the liquid fire extinguishing agent in the fire extinguishing agent storage bottle 2. The container valve 3 is connected with the nozzle 4 through a high-pressure explosion-proof pipe 16; the cross section of the nozzle 4 is in a regular hexagon shape; a plurality of spray holes are uniformly formed in the side wall of the nozzle 4, so that spraying at different angles can be met, and the fire extinguishing efficiency is improved. The high-pressure explosion-proof pipe 16 is a metal hose, so that the service life is long, and the installation is convenient. An O-shaped sealing ring is arranged between the high-pressure explosion-proof pipe 16 and the nozzle 4. The O-shaped sealing ring increases the sealing performance between the high-pressure explosion-proof pipe 16 and the nozzle 4, and is beneficial to the injection of the fire extinguishing agent.
The upper end of the container valve 3 is provided with an electromagnetic driver 5; the electromagnetic driver 5 has small volume, light weight, compact structure, safe use and no need of maintenance. The electromagnetic driver 5 is connected with the automatic alarm fire-extinguishing controller 6; the automatic alarm fire-extinguishing controller 6 is respectively connected with a temperature-sensitive detector 7, a smoke-sensitive detector 8, an audible and visual alarm 9, an alarm bell 10, an air-release indicator lamp 11 and an emergency start stop button 12; the automatic alarm fire-extinguishing controller 6 is also connected with a fire-fighting control room through a signal wire.
The upper end of the container valve 3 is provided with a mechanically operated safety pin 17; the upper end of the mechanical operation safety pin 17 is provided with an electromagnetic driver 5; the right end of the electromagnetic driver 5 is connected with an electromagnet wire 18, and the upper end of the electromagnetic driver is provided with an electromagnet safety pin 19; the upper end of the electromagnet fuse pin 19 is provided with a manual actuating handle 20. The electromagnet safety pin 19 and the mechanical operation safety pin 17 reduce the occurrence of non-artificial accidents and improve the reliability of the whole device, so that additional driving selection can be provided under the condition of automatic control failure, and the practicability of the fire extinguishing device is greatly improved.
The utility model discloses a theory of operation: the fire extinguishing agent has basically the same fire extinguishing mechanism as that of alkyl halide series fire extinguishing agent, and has physical and chemical reaction combination, and through the thermal decomposition of the fire extinguishing agent, great amount of heat may be absorbed to produce fluorine containing active free radical for gas phase reaction with active free radical of hydrogen, oxygen, etc. produced in the combustion process, so as to inhibit the chemical reaction in the combustion process and eliminate the free radical fast to extinguish fire.
The utility model discloses a working process does: when a fire occurs, the smoke detector 8 detects smoke generated by an ignition point or the audible and visual alarm 9 detects light generated by the ignition point or the temperature detector 7 detects temperature generated by the ignition point, the smoke detector 8, the audible and visual alarm 9 or the temperature detector 7 transmits signals to the automatic alarm fire-extinguishing controller 6, the automatic alarm fire-extinguishing controller 6 transmits signals to the audible and visual alarm 9, the audible and visual alarm 9 sends out alarm sound and red alarm through the alarm bell 10 to remind people of extinguishing fire, meanwhile, the automatic alarm fire-extinguishing controller 6 transmits signals to the electromagnetic driver 5, the electromagnetic driver 5 controls the container valve 3 to work, the container valve 3 is opened, the process that the electromagnetic driver 5 controls the container valve 3 to open is transmitted to the automatic alarm fire-extinguishing controller 6 through the signal feedback device 21, after the container valve 3 is opened, the fire extinguishing agent is sprayed out from the fire extinguishing agent storage bottle 2 along the high-pressure explosion-proof pipe 16, and then sprayed out through the nozzle 4 to extinguish fire.
The utility model discloses a set up relief valve and container valve, not only greatly increased cabinet type extinguishing device's security, can satisfy the injection of different individual angles moreover for fire extinguishing efficiency has improved the reliability of whole device simultaneously, has eliminated the potential safety hazard that exists when salvaging the conflagration, uses safe and reliable more. In addition, this design simple structure, reasonable in design, the fire extinguishing efficiency is high, can extensively be applicable to each heptafluoropropane fire extinguishing systems.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (6)
1. A heptafluoropropane fire extinguishing system comprises a cabinet type fire extinguishing device (1), and is characterized in that: a fire extinguishing agent storage bottle (2) is arranged in the cabinet type fire extinguishing device (1); a pressure gauge is arranged on the fire extinguishing agent storage bottle (2); the upper end of the bottle mouth of the fire extinguishing agent storage bottle (2) is provided with a signal feedback device; the top end of the fire extinguishing agent storage bottle (2) is provided with a container valve (3); the lower end of the container valve (3) is provided with a safety valve, and the lower end of the safety valve is connected with a siphon pipe; the container valve (3) is connected with the nozzle (4) through a high-pressure explosion-proof pipe; the upper end of the container valve (3) is provided with an electromagnetic driver (5); the electromagnetic driver (5) is connected with the automatic alarm fire-extinguishing controller (6); the automatic alarm fire-extinguishing controller (6) is respectively connected with the temperature-sensitive detector (7), the smoke-sensitive detector (8), the audible and visual alarm (9), the alarm bell (10), the air-release indicator lamp (11) and the emergency start-stop button (12); the automatic alarm fire-extinguishing controller (6) is also connected with a fire-fighting control room through a signal wire.
2. A heptafluoropropane fire extinguishing system according to claim 1, wherein: the high-pressure explosion-proof pipe is a metal hose; an O-shaped sealing ring is arranged between the high-pressure explosion-proof pipe and the nozzle (4).
3. A heptafluoropropane fire extinguishing system according to claim 2, wherein: the cross section of the nozzle (4) is in a regular hexagon shape; the side wall of the nozzle (4) is uniformly provided with a plurality of spray holes.
4. A heptafluoropropane fire extinguishing system according to claim 3, wherein: the upper end of the container valve (3) is provided with a mechanical operation safety pin; the upper end of the mechanical operation safety pin is provided with an electromagnetic driver (5); the right end of the electromagnetic driver (5) is connected with an electromagnet wire, and the upper end of the electromagnetic driver is provided with an electromagnet safety pin; and the upper end of the electromagnet safety pin is provided with a manual starting handle.
5. A heptafluoropropane fire extinguishing system according to claim 4, wherein: the upper end of the signal feedback device is provided with a safety pin; the upper end of the safety pin is provided with an electromagnetic driver (5).
6. A heptafluoropropane fire extinguishing system according to any one of claims 1 to 5, wherein: the fire extinguishing agent storage bottle (2) is transversely provided with a hoop.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920903259.5U CN210521613U (en) | 2019-06-17 | 2019-06-17 | Heptafluoropropane fire extinguishing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920903259.5U CN210521613U (en) | 2019-06-17 | 2019-06-17 | Heptafluoropropane fire extinguishing system |
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| CN210521613U true CN210521613U (en) | 2020-05-15 |
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| CN201920903259.5U Active CN210521613U (en) | 2019-06-17 | 2019-06-17 | Heptafluoropropane fire extinguishing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921142A (en) * | 2020-06-19 | 2020-11-13 | 国网河南省电力公司鹤壁供电公司 | High-pressure chamber fire extinguishing system |
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2019
- 2019-06-17 CN CN201920903259.5U patent/CN210521613U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921142A (en) * | 2020-06-19 | 2020-11-13 | 国网河南省电力公司鹤壁供电公司 | High-pressure chamber fire extinguishing system |
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