CN110841231B - Quick injection structure for fire extinguisher - Google Patents
Quick injection structure for fire extinguisher Download PDFInfo
- Publication number
- CN110841231B CN110841231B CN201911073708.9A CN201911073708A CN110841231B CN 110841231 B CN110841231 B CN 110841231B CN 201911073708 A CN201911073708 A CN 201911073708A CN 110841231 B CN110841231 B CN 110841231B
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- release
- gas cylinder
- fire extinguisher
- cylinder adapter
- interface
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention belongs to the technical field of aviation fire prevention and extinguishment, and relates to a quick injection structure for a fire extinguisher. Comprises an electric explosion device (1), a release interface (2), a release diaphragm component (3) and a gas cylinder adapter connector (4); the invention can realize the discharge area of phi 25 mm-phi 32mm by reasonably designing the pressure resistance value of the release diaphragm component, the blasting power of the configured electric blasting tube and the relative position of the two. This injection structure, electric explosion pipe are installed under the fire extinguisher injection route, and the fire extinguishing agent sprays the regional on fire through the release mouth of gas cylinder adapter coupling, can realize the purpose of fire extinguisher quick injection, satisfies the demand that the aircraft dry deck (bullet cabin etc.) fire prevention is pressed down and is exploded.
Description
Technical Field
The invention belongs to the technical field of aviation fire prevention and extinguishment, and relates to a quick injection structure for a fire extinguisher.
Background
At present, in the field of aviation (such as dry cabin of airplane and the like), fire extinguishing and explosion suppression systems are gradually adopted to improve the safety and reliability of the airplane. The rapid response characteristic of the fire extinguishing and explosion suppression system requires the fire extinguisher to have a faster spraying speed. The existing fire extinguisher is connected with a pipeline through a bolt head, the fire extinguishing agent is sprayed into a specified position, the spraying time is long, and the spraying time required by a fire extinguishing explosion suppression system cannot be realized. Through optimizing the injection structure, increase the opening area of release mouth, can further improve fire extinguisher injection speed for the plane is put out a fire and is suppressed and explode.
Disclosure of Invention
The invention provides a structure for quickly spraying fire extinguishers, which aims at the design requirement of quickly spraying fire extinguishers.
The invention is realized by the following technical scheme:
a quick injection structure for a fire extinguisher comprises an electric explosion device 1, a release diaphragm component 3, a release interface 2 and a gas cylinder adapter 4; the gas cylinder adapter connector 4 is connected with a gas cylinder and simultaneously provides installation interfaces of the release diaphragm assembly 3 and the release interface 2; after the release diaphragm assembly 3 and the gas cylinder adapter 4 are coated with glue, the release diaphragm assembly is tightly pressed on the sealing end face of the gas cylinder adapter 4 through the release interface 2, and a gasket b7 in the release diaphragm assembly 3 is deformed through a tightening torque of 80-150 N.m between the release interface 2 and the gas cylinder adapter 4, so that the sealing between the release diaphragm assembly 3 and the gas cylinder adapter 4 is realized; the electric explosion device 1 is screwed on the release interface 2 through threads; 4 annular release openings are uniformly distributed on the release interface 2.
The electric explosion device 1 is positively arranged on a fire extinguishing agent spraying passage, and the bottom position and the release diaphragm component 3 keep an installation distance of 15mm +/-3 mm.
The electric explosion device 1 is matched with the release diaphragm component 3, and can generate an explosion area of phi 25 mm-phi 32 mm.
4 annular release openings are evenly distributed on the release connector 2, and the fire extinguishing agent is sprayed to the outside through the release openings on the release connector 2.
The release membrane assembly 3 comprises a gasket a5, a release membrane 6, a gasket b 7; pads a5 and b7 are fixed to the upper and lower ends of the release film.
The gasket a5 and the gasket b7 are fixed on the release diaphragm 6 by welding, and sealing can be guaranteed under the pressure of not more than 15 MPa.
The gasket a5 and the gasket b7 are made of soft metal materials, and the release diaphragm 6 is made of stainless steel materials.
The release diaphragm assembly 3 is a regular arch or flat diaphragm, and is broken under the pressure range of 19MPa +/-3 MPa.
The electric explosion device 1 can generate the explosion pressure of 12.4 MPa-18.6 MPa in a closed container with the volume of 15L.
The electric explosion device 1 detonates direct current with the current of more than 1.5A.
The invention has the beneficial effects that: the invention can realize the discharge area of phi 25 mm-phi 32mm by reasonably designing the pressure resistance value of the release diaphragm component, the blasting power of the configured electric blasting tube and the relative position of the two. This injection structure, electric explosion pipe are installed under the fire extinguisher injection route, and the fire extinguishing agent sprays the regional on fire through the release mouth of gas cylinder adapter coupling, can realize the purpose of fire extinguisher quick injection, satisfies the demand that the aircraft dry deck (bullet cabin etc.) fire prevention is pressed down and is exploded.
Drawings
FIG. 1 is a schematic structural view of a rapid spray structure according to the present invention
FIG. 2 is a schematic view of a release film assembly according to the present invention
FIG. 3 is a schematic view of the structure of the release port of the present invention
Detailed Description
As shown in fig. 1, a quick spraying structure for a fire extinguisher comprises an electric explosion device 1, a release diaphragm assembly 3, a release interface 2 and a gas cylinder adapter 4; the gas cylinder adapter connector 4 is connected with a gas cylinder and simultaneously provides installation interfaces of the release diaphragm assembly 3 and the release interface 2; after the release diaphragm assembly 3 and the gas cylinder adapter 4 are coated with glue, the release diaphragm assembly is tightly pressed on the sealing end face of the gas cylinder adapter 4 through the release interface 2, and a gasket b7 in the release diaphragm assembly 3 is deformed through a tightening torque of 80-150 N.m between the release interface 2 and the gas cylinder adapter 4, so that the sealing between the release diaphragm assembly 3 and the gas cylinder adapter 4 is realized; the electric explosion device 1 is screwed on the release interface 2 through threads; 4 annular release openings are uniformly distributed on the release interface 2.
The electric explosion device 1 is positively arranged on a fire extinguishing agent spraying passage, the bottom position keeps a mounting distance of 15mm +/-3 mm with the release diaphragm component 3, and the electric explosion device is matched with the release diaphragm component 3 to generate an explosion area of phi 25 mm-phi 32 mm; the release membrane assembly 3 comprises a gasket a5, a release membrane 6, a gasket b 7; gaskets a5 and b7 are fixed at the upper end and the lower end of the release diaphragm, gaskets a5 and b7 are fixed on the release diaphragm 6 in a welding mode, sealing can be guaranteed under the pressure not greater than 15MPa, the gaskets a5 and b7 are made of soft metal materials, and the release diaphragm 6 is made of stainless steel; the release diaphragm assembly 3 is a regular arch or flat diaphragm, and is broken under the pressure range of 19MPa +/-3 MPa.
4 annular release openings are evenly distributed on the release connector 2, and the fire extinguishing agent is sprayed to the outside through the release openings on the release connector 2.
The electric explosion device 1 can generate the explosion pressure of 12.4 MPa-18.6 MPa in a closed container with the volume of 15L; the detonation current is direct current of more than 1.5A.
As shown in fig. 1, the gas cylinder adapter connector 4 is connected with a gas cylinder, and simultaneously provides mounting interfaces of the release diaphragm assembly 3 and the release interface 2; the releasing diaphragm assembly 3 is tightly pressed on the sealing end surface of the gas cylinder adapter connector 4 through the releasing connector 2 after being coated with glue; the release interface 2 is screwed on the gas cylinder adapter 4 through threads, and simultaneously provides an installation interface of the electric explosion device 1, and the electric explosion device 1 is screwed on the release interface 2 through threads; the squib 1 is screwed onto the release connection 2.
As shown in fig. 2, the release film assembly 3 is composed of a gasket a5, a release film 6, and a gasket b7, wherein the gasket a5 and the gasket b7 are welded to the release film by argon arc welding.
As shown in figure 3, 4 annular release ports are uniformly distributed on the release interface and are used as the injection path of the fire extinguisher.
The operation method of the rapid injection structure for the fire extinguisher comprises the steps that direct current of more than 1.5A is supplied to the electric explosion tube, the electric explosion tube explodes the diaphragm after being ignited, and the fire extinguishing agent in the fire extinguisher is injected to extinguish fire under the action of high-pressure nitrogen.
The quick injection structure for the fire extinguisher is fixed on a fire extinguishing gas cylinder through a gas cylinder adapter, and the electric detonation tube is detonated according to the method to inject the fire extinguisher to extinguish fire.
Claims (7)
1. A rapid spraying structure for a fire extinguisher in the field of aviation is characterized by comprising an electric explosion device (1), a release interface (2), a release diaphragm assembly (3) and a gas cylinder adapter connector (4); the gas cylinder adapter connector (4) is connected with a gas cylinder and simultaneously provides installation interfaces of the release diaphragm assembly (3) and the release interface (2); after the releasing membrane assembly (3) and the gas cylinder adapter connector (4) are coated with glue, the releasing membrane assembly and the gas cylinder adapter connector (4) are tightly pressed on the sealing end surface of the gas cylinder adapter connector (4) through the releasing interface (2), and a gasket b (7) in the releasing membrane assembly (3) is deformed through a tightening torque of 80-150 N.m between the releasing interface (2) and the gas cylinder adapter connector (4), so that the sealing between the releasing membrane assembly (3) and the gas cylinder adapter connector (4) is realized; the electric explosion device (1) is positively arranged on the fire extinguishing agent spraying passage and screwed on the release interface (2) through threads; 4 annular release ports are uniformly distributed on the release port (2);
the bottom position of the electric explosion device (1) and the release diaphragm assembly (3) keep the installation distance of 15mm +/-3 mm;
the electric explosion device (1) is matched with the release diaphragm assembly (3) and can generate an explosion area of phi 25 mm-phi 32 mm;
4 annular release openings are uniformly distributed on the release interface (2), and the fire extinguishing agent is sprayed to the outside through the release openings on the release interface (2).
2. A rapid-spraying structure for an aircraft-field fire extinguisher according to claim 1, wherein the release diaphragm assembly (3) comprises a gasket a (5), a release diaphragm (6), a gasket b (7); the pad a (5) and the pad b (7) are fixed at the upper end and the lower end of the release diaphragm.
3. A rapid-spraying structure for an aircraft-field fire extinguisher according to claim 2, characterized in that the gasket a (5) and the gasket b (7) are fixed to the release diaphragm (6) by welding, ensuring sealing at a pressure not greater than 15 MPa.
4. The rapid ejection structure for an aircraft field fire extinguisher according to claim 2, wherein the spacers a (5) and b (7) are made of a soft metal material, and the release diaphragm (6) is made of a stainless steel material.
5. A rapid-spraying structure for fire extinguishers according to claim 1, wherein the release membrane module (3) is a regular arch or flat plate type membrane, which is broken at a pressure range of 19MPa ± 3 MPa.
6. The rapid ejection structure for an aircraft field fire extinguisher according to claim 1, wherein the electric explosion device (1) is capable of generating a burst pressure of 12.4MPa to 18.6MPa in a closed container having a volume of 15L.
7. The rapid ejection structure for an aircraft field fire extinguisher according to claim 1, wherein the electric explosion device (1) initiates direct current of 1.5A or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073708.9A CN110841231B (en) | 2019-11-05 | 2019-11-05 | Quick injection structure for fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073708.9A CN110841231B (en) | 2019-11-05 | 2019-11-05 | Quick injection structure for fire extinguisher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110841231A CN110841231A (en) | 2020-02-28 |
| CN110841231B true CN110841231B (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911073708.9A Active CN110841231B (en) | 2019-11-05 | 2019-11-05 | Quick injection structure for fire extinguisher |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111265808A (en) * | 2020-04-13 | 2020-06-12 | 山西新思备科技股份有限公司 | Low-voltage active millisecond-level quick explosion suppression opening assembly |
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| CN103585729A (en) * | 2013-11-08 | 2014-02-19 | 西安新竹防灾救生设备有限公司 | Quickly-opened fire extinguishing device |
| CN203620120U (en) * | 2013-11-08 | 2014-06-04 | 西安新竹防灾救生设备有限公司 | Automatic explosion suppression fire extinguishing apparatus |
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| KR101625388B1 (en) * | 2015-02-03 | 2016-05-30 | (주)효성파워택 | Apparatus for controlling fire of switchgear |
| CN205814948U (en) * | 2016-07-08 | 2016-12-21 | 国安达股份有限公司 | A kind of pipeline is with non-pressure storage type explosion suppression device |
| CN205886032U (en) * | 2016-08-12 | 2017-01-18 | 娄晓曼 | It starts suspension type extinguishing device with electric storm to decide temperature |
| CN206063606U (en) * | 2016-09-12 | 2017-04-05 | 北京利达海鑫灭火***设备有限公司 | Constant temperature starts high-pressure water mist spray head with electric detonation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101574569A (en) * | 2008-05-07 | 2009-11-11 | 北京星航机电设备厂 | Fire valve device |
| US9381389B2 (en) * | 2014-04-24 | 2016-07-05 | Kidde Technologies, Inc. | Fire suppression system actuation apparatus and system |
| CN204798676U (en) * | 2015-06-24 | 2015-11-25 | 青岛中阳消防科技股份有限公司 | Store pressure formula gas type automatic fire extinguishing device in advance |
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2019
- 2019-11-05 CN CN201911073708.9A patent/CN110841231B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2863184Y (en) * | 2005-09-29 | 2007-01-31 | 苏州东润消防电子发展有限公司 | Automatic extinguishing device |
| CN103585729A (en) * | 2013-11-08 | 2014-02-19 | 西安新竹防灾救生设备有限公司 | Quickly-opened fire extinguishing device |
| CN203620120U (en) * | 2013-11-08 | 2014-06-04 | 西安新竹防灾救生设备有限公司 | Automatic explosion suppression fire extinguishing apparatus |
| KR101625388B1 (en) * | 2015-02-03 | 2016-05-30 | (주)효성파워택 | Apparatus for controlling fire of switchgear |
| CN204932683U (en) * | 2015-09-10 | 2016-01-06 | 北京利达海鑫灭火***设备有限公司 | Constant temperature and electric detonation start sprinkler tip |
| CN205814948U (en) * | 2016-07-08 | 2016-12-21 | 国安达股份有限公司 | A kind of pipeline is with non-pressure storage type explosion suppression device |
| CN205886032U (en) * | 2016-08-12 | 2017-01-18 | 娄晓曼 | It starts suspension type extinguishing device with electric storm to decide temperature |
| CN206063606U (en) * | 2016-09-12 | 2017-04-05 | 北京利达海鑫灭火***设备有限公司 | Constant temperature starts high-pressure water mist spray head with electric detonation |
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| CN110841231A (en) | 2020-02-28 |
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