CN1695750A - Extinguishing apparatus combined pyrotechnical aerosol with powder extinguishing agent - Google Patents
Extinguishing apparatus combined pyrotechnical aerosol with powder extinguishing agent Download PDFInfo
- Publication number
- CN1695750A CN1695750A CN 200510082726 CN200510082726A CN1695750A CN 1695750 A CN1695750 A CN 1695750A CN 200510082726 CN200510082726 CN 200510082726 CN 200510082726 A CN200510082726 A CN 200510082726A CN 1695750 A CN1695750 A CN 1695750A
- Authority
- CN
- China
- Prior art keywords
- aerosol
- extinguishing agent
- powder
- extinguishing
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000443 aerosol Substances 0.000 title claims abstract description 40
- 239000000843 powder Substances 0.000 title claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 title claims description 36
- 238000001816 cooling Methods 0.000 claims abstract description 31
- 239000000126 substance Substances 0.000 claims abstract description 16
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims abstract description 12
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 235000010333 potassium nitrate Nutrition 0.000 claims abstract description 6
- 239000004323 potassium nitrate Substances 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 claims abstract description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000002485 combustion reaction Methods 0.000 claims description 12
- 239000002826 coolant Substances 0.000 claims description 8
- 238000011049 filling Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 239000004005 microsphere Substances 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 27
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 235000011181 potassium carbonates Nutrition 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical class N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910001234 light alloy Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Fire-Extinguishing Compositions (AREA)
Abstract
A fire extinguisher using pyrotechnic aerosol and dried fire extinguishing powder is composed of ignitor, end cover, casing, burning chamber, net filtering, connector, chemical cooling chamber full of the microspheres prepared from the mixture of potassium nitrate and potassium carbonate, physical cooling chamber full of spherical Al2O3, dried fire extinguishing powder module, pressure buffering chamber, sealing film and nozzle.
Description
Affiliated technical field
The present invention relates to a kind of New Type Fire-fighting Device, is a kind of extinguishing device that fully utilizes pyrotechnics hot aerosol and the compound fire extinguishing effectiveness of powder extinguishing agent.
Technical background
Aerosol fire-extinguishing device is the novel fire extinguisher material that develops rapidly in recent years, because its volume is little, good extinguishing effect is widely used.As everyone knows, fire smothering gas colloidal sol is a kind of N that is produced by the pyrotechnic composition burning
2, CO
2, H
2Gu gas---the type aerosol that gas such as O steam and metal oxide microparticle constitute exists certain proportion ground pernicious gas such as CO, NO, HCN, NH inevitably in the aerosol
3Deng.General pyrotechnic gas aerosol extinguishing agent combustion product temperature is usually between 800～1000 ℃, and be to guarantee protected space article not to be produced pyrolytic damage, the actual pyrotechnic gas aerosol fire extinguisher that uses requires the aerosol outlet temperature to be controlled at 100～200 ℃, therefore generally all design heat absorption, cooling and filtration equipment for clarifying in the pyrotechnic gas aerosol fire extinguisher, for example adopted iron ball, stone ball to constitute the absorbing and cooling temperature layer among the CN2313619Y in disclosed a kind of aerosol fire-extinguishing device; Constitute cooling layer with metal and nonmetallic materials among the CN1319441, in order to reduce the aerosol temperature; Adopted chemical cooling material (ammonia salt, carbonate, chloride and composition thereof) to carry out the back-fire relief cooling among the CN2558404Y; Though but this class technology can lower the temperature, but a kind of technical measures of passiveness, the energy that does not utilize the aerosol temperature-fall period to discharge as far as possible.
Summary of the invention
The objective of the invention is in order to overcome deficiency of the prior art, provide a kind of back-fire relief cooling-down type efficient pyrotechnic gas aerosol fire extinguisher.It adopts novel cooling material, can effectively reduce gas outlet temperature, and utilize sprinkling and the dispersed power source of combustion gas as powder extinguishing agent, and hot aerosol and cold air sol are combined, and has increased the components contents of putting out a fire in the aerosol, has improved the fire extinguishing effect.
The technical solution adopted for the present invention to solve the technical problems is: compared with prior art, this device has not only adopted new pyrotechnic gas aerosol extinguishing agent and cooling agent, also design the powder extinguishing agent assembly especially, realized the aerosol formation method that chemistry and physics combine first.The hot-gas sol fire extinguishing agent powder column adopts uiform section die casting, and ignition charge is a black powder, and sparking mode is electric ignition.Igniter is lighted black powder and is ignited the extinguishing chemical powder column after receiving enabling signal, the high temperature fire smothering gas colloidal sol that the powder column burning produces enters chemical cooling chamber, be filled with the potassium nitrate of diameter 2～3mm and the microballoon that potassium carbonate mixtures is made in the chemistry cooling chamber, potassium nitrate guarantees that aerosol fully burns, the complete oxidation reduction, thereby reduce the toxicity of aerosol extinguishing agent, reduce the particle of aerosol extinguishing agent, potash divides heat of desorption to reduce the aerosol extinguishing agent temperature.Reduce content of harmful gas in the fire smothering gas colloidal sol as far as possible in the effect of chemical cooling chamber by oxidation specific under the condition of different temperatures or reducing catalyst, make full use of the waste heat of aerosol temperature-fall period simultaneously, increase the quantum of output of extinguishing material.Through abundant oxidation or reduction, the fire smothering gas colloidal sol of lower temperature enters the physics cooling chamber, and physics cools off the alundum (Al microballoon of indoor filling 0.5～1mm, fire smothering gas colloidal sol further is cooled to is lower than 150 ℃, reaches instructions for use.The physics cooling chamber also has filtering function, filters out bigger solid residue, purifies fire smothering gas colloidal sol.Hot-gas sol fire extinguishing agent still has higher pressure when the physics cooling chamber sprays, can utilize its kinetic energy to drive powder extinguishing agent, sprays from spout with higher speed, sprays on the comburant surface and plays multiple fire extinguishing effect, to improve fire-fighting efficiency.
The invention has the beneficial effects as follows:
1. adopt potassium nitrate and potassium carbonate mixtures as further oxidation and cooling agent, can reduce the aerocolloidal toxicity of fire extinguishing, increase the quantum of output of extinguishing material, reduce aerocolloidal temperature.
2. be provided with the powder extinguishing agent assembly behind the physics cooling chamber, make full use of the kinetic energy of hot aerosol, drive powder extinguishing agent, produce multiple fire extinguishing effect, improved fire-fighting efficiency together from the outlet ejection.
Description of drawings
Fig. 1 is pyrotechnic gas colloidal sol, the extinguishing apparatus combined structural representation of powder extinguishing agent.
Among the figure: 1. igniter; 2. end cap; 3. shell; 4. combustion chamber (aerosol extinguishing agent); 5. intermediate connector; 6. filter screen; 7. chemical cooling chamber (chemical coolant); 8. physics cooling chamber (physics cooling agent); 9. powder extinguishing agent; 10. pressure buffer chamber; 11. diaphragm seal; 12 spouts.
The specific embodiment
In Fig. 1, axially-aligned is formed pyrotechnic gas colloidal sol successively, powder extinguishing agent is extinguishing apparatus combined for igniter (1), end cap (2), shell (3), combustion chamber (4), intermediate connector (5), filter screen (6), chemical cooling chamber (7), physics cooling chamber (8), powder extinguishing agent (9), pressure buffer chamber (10), diaphragm seal (11), spout (12).Shell (3) is a cylinder type, and adopts the technique for welding manufacturing, has higher voltage endurance capability.Its end cap (2) adopts helicitic texture, be connected with cylinder-like shell (3), for guaranteeing the whole air-tightness of gas generator, the sealing of red copper HTHP sealing gasket is adopted in the junction, two shells (3) are threaded by intermediate connector, also adopt between spout and the shell to be threaded.Igniter (1) can adopt general electric igniter, employing is threaded and is inserted into combustion chamber (4) bottom priming from the end cap axle center, make the interior aerosol extinguishing agent in combustion chamber (4) do the aspect burning vertically as far as possible, thereby reduce aerogenesis speed and combustion chamber (4) internal pressure.
Combustion chamber (4), chemical cooling chamber (7) and physics cooling chamber (8) are arranged in series in cylinder type shell (3), separate with filter screen (6a, 6b, 6c, 6d) between them, and filter screen is made up of multilayer 24 order stainless steels and steel plate with holes.Filling pyrotechnic gas aerosol extinguishing agent in the combustion chamber (4).The gas that aerosol extinguishing agent produces is nontoxic, and low-corrosiveness meets the atmosphere safety standard.Filling chemical coolant in the chemistry cooling chamber (7) is selected the potassium nitrate of diameter 2～3mm and the microballoon that potassium carbonate mixtures is made for use, can make the abundant combustion oxidation of aerosol secondary on the one hand in this chamber, thereby reduce CO, NO, HCN, NH in the aerosol product
3Deng toxic gas, the second-time burning redox has also increased and has helped the aerosol gas of putting out a fire in a large number on the other hand, finishes the aerosol energy and has obtained maximum utilization.Filling physics cooling agent is selected diameter 0.5～1mm alundum (Al microballoon for use in the physics cooling chamber (8), and aerosol extinguishing agent has obtained sufficient filtration, absorption and cooling in this chamber.Powder extinguishing agent assembly (9) is set behind the physics cooling chamber (8), fire smothering gas colloidal sol with elevated pressures drives powder extinguishing agent, enter pressure buffer chamber thereafter, after pressure surpasses diaphragm seal (11) Rupture of Membrane pressure, diaphragm seal breaks, and the fire smothering gas colloidal sol that has powder extinguishing agent is at last sprayed by exhaust outlet (12) with higher speed.
The extinguishing mechanism of this device: during fire extinguishing, initial igniter (1), light aerosol extinguishing agent powder column (4) by black powder, medicament fully burns in the combustion chamber, aerosol is fully oxidation, reduction in chemical cooling chamber, fully cooled off, lowered the temperature, filtered at chemical cooling chamber, physics cooling chamber, drive at last powder extinguishing agent from spout spray satisfactory aerosol, the dry powder compound fire-extinguishing agent is effectively put out a fire.The existing Chemical Inhibition effect of fire extinguisher system (consuming the essential free radical of combustion reaction) also has physical isolation effect (inert fraction in the aerosol separates fuel and air).
Among the present invention, whole housing is designed to reusable structure, after each the use pyrotechnic gas colloidal sol, the extinguishing apparatus combined housing internal reaction of powder extinguishing agent thing residue is cleaned out, and it is promptly reusable to change chemical agent.Case material is selected steel or other high-strength light alloy material for use.
Among the present invention, export aerocolloidal mean temperature and be lower than 100 ℃.
Claims (7)
1, a kind of pyrotechnic gas colloidal sol, powder extinguishing agent are extinguishing apparatus combined, constitute by igniter, end cap, shell, combustion chamber, filter screen, cooling chamber, pressure buffer chamber, extinguishing chemical, spout, diaphragm seal etc., it is characterized in that being provided with in the device pyrotechnic gas colloidal sol and powder extinguishing agent, realize organic cooperation of hot aerosol and cold air sol.
2, device according to claim 1 is characterized in that: powder extinguishing agent sprays by the aerocolloidal drive of pyrotechnics.
3, device according to claim 1 is characterized in that: the chemical coolant of filling is the potassium nitrate of diameter 2～3mm and the microballoon that potassium carbonate mixtures is made in the chemical cooling chamber.
4, device according to claim 1 is characterized in that: the physics cooling agent that physics cools off indoor filling is the spherical alundum (Al with cooling and filtering function.
5, device according to claim 1 is characterized in that: pyrotechnic gas aerosol extinguishing agent grain configuration is designed to have the cylinder of mesopore.
6, device according to claim 1 is characterized in that: igniter gos deep into the powder column inner side end, the burning of realization aspect.
7, device according to claim 1 is characterized in that: pressure buffer chamber is set before exhaust outlet, makes powder extinguishing agent and aerosol fully mix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510082726 CN1695750A (en) | 2005-07-11 | 2005-07-11 | Extinguishing apparatus combined pyrotechnical aerosol with powder extinguishing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510082726 CN1695750A (en) | 2005-07-11 | 2005-07-11 | Extinguishing apparatus combined pyrotechnical aerosol with powder extinguishing agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1695750A true CN1695750A (en) | 2005-11-16 |
Family
ID=35348739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510082726 Pending CN1695750A (en) | 2005-07-11 | 2005-07-11 | Extinguishing apparatus combined pyrotechnical aerosol with powder extinguishing agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1695750A (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008086680A1 (en) * | 2007-01-05 | 2008-07-24 | Shaanxi J&R Fire Fighting Co., Ltd | Bi-directional horizontal spraying aerosol fire-extinguishing apparatus |
| CN101850164A (en) * | 2009-04-02 | 2010-10-06 | 湖北卫东机械化工有限公司 | Hand-thrown aerosol fire extinguisher |
| CN102179023A (en) * | 2010-09-16 | 2011-09-14 | 陕西坚瑞消防股份有限公司 | Novel fire extinguishing method |
| CN102179026A (en) * | 2010-09-16 | 2011-09-14 | 陕西坚瑞消防股份有限公司 | Fire extinguishing composition generating extinguishant by pyrolysis |
| CN103480111A (en) * | 2012-06-12 | 2014-01-01 | 胡永华 | Aerosol fire extinguishing device and assembling method |
| CN103842032A (en) * | 2011-10-06 | 2014-06-04 | 阿利安特技术系统公司 | Gas generator and method of gas generation |
| US8865014B2 (en) | 2010-09-16 | 2014-10-21 | Xi'an J&R Fire Fighting Equipment Co., Ltd. | Fire extinguishing composition generating fire extinguishing substance by high temperature sublimation |
| US8871110B2 (en) | 2010-09-16 | 2014-10-28 | Xi'an J&R Fire Fighting Equipment Co., Ltd. | Composition generating fire extinguishing substance through chemical reaction of ingredients at high temperature |
| US9682259B2 (en) | 2011-10-06 | 2017-06-20 | Orbital Atk, Inc. | Fire suppression systems and methods of suppressing a fire |
| CN107519602A (en) * | 2017-10-11 | 2017-12-29 | 天津鹏安数讯消防设备工程有限公司 | Extinguishing device with absorbing and cooling temperature composite Yu high-effect fire-extinguishing aerogel generating agent |
| US9919173B2 (en) | 2003-12-02 | 2018-03-20 | Orbital Atk, Inc. | Man-rated fire suppression system and related methods |
| CN107875544A (en) * | 2016-09-29 | 2018-04-06 | 天津鹏安数讯消防设备工程有限公司 | Compound type aerosol extinguishing device |
| CN107998560A (en) * | 2018-01-12 | 2018-05-08 | 四川华川工业有限公司 | A kind of hand-held fire extinguisher and extinguishing method |
| CN108635704A (en) * | 2018-06-08 | 2018-10-12 | 中国科学技术大学 | A kind of multistage fast fire-extinguishing apparatus pushing high boiling liquid extinguishing chemical |
| CN112675464A (en) * | 2020-01-20 | 2021-04-20 | 湖北及安盾消防科技有限公司 | Efficient pulse type fire extinguishing device and electrical equipment |
| RU2763285C2 (en) * | 2020-06-26 | 2021-12-28 | Фей Зуан Лимитед | Fire extinguishing aerosol generator |
| CN114177559A (en) * | 2021-12-15 | 2022-03-15 | 中国矿业大学 | Fire CO synchronous disposal method coupling suffocation fire extinguishing and catalytic oxidation |
| CN114534635A (en) * | 2022-02-25 | 2022-05-27 | 安徽理工大学 | Gas generator for non-pressure storage type dry powder fire extinguisher |
| CN114602097A (en) * | 2022-03-17 | 2022-06-10 | 湖南神州防务科技有限公司 | Fighting part for fire extinguishing bomb for high-rise building |
| WO2024174380A1 (en) * | 2023-02-22 | 2024-08-29 | 湖北及安盾消防科技有限公司 | Aerosol fire extinguishing device provided with gas flow dividing disc and fire extinguishing method thereof |
-
2005
- 2005-07-11 CN CN 200510082726 patent/CN1695750A/en active Pending
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9919173B2 (en) | 2003-12-02 | 2018-03-20 | Orbital Atk, Inc. | Man-rated fire suppression system and related methods |
| WO2008086680A1 (en) * | 2007-01-05 | 2008-07-24 | Shaanxi J&R Fire Fighting Co., Ltd | Bi-directional horizontal spraying aerosol fire-extinguishing apparatus |
| CN101850164A (en) * | 2009-04-02 | 2010-10-06 | 湖北卫东机械化工有限公司 | Hand-thrown aerosol fire extinguisher |
| CN102179026A (en) * | 2010-09-16 | 2011-09-14 | 陕西坚瑞消防股份有限公司 | Fire extinguishing composition generating extinguishant by pyrolysis |
| CN102179023B (en) * | 2010-09-16 | 2012-06-27 | 陕西坚瑞消防股份有限公司 | Novel fire extinguishing method |
| CN102179026B (en) * | 2010-09-16 | 2012-06-27 | 陕西坚瑞消防股份有限公司 | Fire extinguishing composition generating extinguishant by pyrolysis |
| US8865014B2 (en) | 2010-09-16 | 2014-10-21 | Xi'an J&R Fire Fighting Equipment Co., Ltd. | Fire extinguishing composition generating fire extinguishing substance by high temperature sublimation |
| US8871110B2 (en) | 2010-09-16 | 2014-10-28 | Xi'an J&R Fire Fighting Equipment Co., Ltd. | Composition generating fire extinguishing substance through chemical reaction of ingredients at high temperature |
| US9199108B2 (en) | 2010-09-16 | 2015-12-01 | Xi'an J&R Fire Fighting Equipment Co., Ltd. | Fire extinguishing composition generating fire extinguishing substance through high-temperature decomposition |
| CN102179023A (en) * | 2010-09-16 | 2011-09-14 | 陕西坚瑞消防股份有限公司 | Novel fire extinguishing method |
| US9682259B2 (en) | 2011-10-06 | 2017-06-20 | Orbital Atk, Inc. | Fire suppression systems and methods of suppressing a fire |
| CN103842032A (en) * | 2011-10-06 | 2014-06-04 | 阿利安特技术系统公司 | Gas generator and method of gas generation |
| CN103842032B (en) * | 2011-10-06 | 2016-04-27 | 阿利安特技术系统公司 | Gas generator and gas generating method |
| CN103480111B (en) * | 2012-06-12 | 2016-08-03 | 胡永华 | A kind of aerosol fire-extinguishing device and assembly method |
| CN103480111A (en) * | 2012-06-12 | 2014-01-01 | 胡永华 | Aerosol fire extinguishing device and assembling method |
| CN107875544A (en) * | 2016-09-29 | 2018-04-06 | 天津鹏安数讯消防设备工程有限公司 | Compound type aerosol extinguishing device |
| CN107519602A (en) * | 2017-10-11 | 2017-12-29 | 天津鹏安数讯消防设备工程有限公司 | Extinguishing device with absorbing and cooling temperature composite Yu high-effect fire-extinguishing aerogel generating agent |
| CN107998560B (en) * | 2018-01-12 | 2022-12-09 | 四川华川工业有限公司 | Handheld fire extinguisher and fire extinguishing method |
| CN107998560A (en) * | 2018-01-12 | 2018-05-08 | 四川华川工业有限公司 | A kind of hand-held fire extinguisher and extinguishing method |
| CN108635704A (en) * | 2018-06-08 | 2018-10-12 | 中国科学技术大学 | A kind of multistage fast fire-extinguishing apparatus pushing high boiling liquid extinguishing chemical |
| CN108635704B (en) * | 2018-06-08 | 2023-11-17 | 中国科学技术大学 | Multistage quick fire extinguishing device for pushing high-boiling point liquid extinguishing agent |
| CN112675464A (en) * | 2020-01-20 | 2021-04-20 | 湖北及安盾消防科技有限公司 | Efficient pulse type fire extinguishing device and electrical equipment |
| RU2763285C2 (en) * | 2020-06-26 | 2021-12-28 | Фей Зуан Лимитед | Fire extinguishing aerosol generator |
| CN114177559A (en) * | 2021-12-15 | 2022-03-15 | 中国矿业大学 | Fire CO synchronous disposal method coupling suffocation fire extinguishing and catalytic oxidation |
| CN114534635A (en) * | 2022-02-25 | 2022-05-27 | 安徽理工大学 | Gas generator for non-pressure storage type dry powder fire extinguisher |
| CN114602097A (en) * | 2022-03-17 | 2022-06-10 | 湖南神州防务科技有限公司 | Fighting part for fire extinguishing bomb for high-rise building |
| WO2024174380A1 (en) * | 2023-02-22 | 2024-08-29 | 湖北及安盾消防科技有限公司 | Aerosol fire extinguishing device provided with gas flow dividing disc and fire extinguishing method thereof |
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