CN105148429A - Wind power foam fire extinguishing system - Google Patents
Wind power foam fire extinguishing system Download PDFInfo
- Publication number
- CN105148429A CN105148429A CN201510456107.1A CN201510456107A CN105148429A CN 105148429 A CN105148429 A CN 105148429A CN 201510456107 A CN201510456107 A CN 201510456107A CN 105148429 A CN105148429 A CN 105148429A
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- China
- Prior art keywords
- water
- foam
- fire extinguishing
- fire
- extinguishing
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/02—Making of fire-extinguishing materials immediately before use of foam
-
- 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
- A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
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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)
- Nozzles (AREA)
Abstract
The invention discloses a wind power foam fire extinguishing system which is composed of a spraying system, a water supplying system, an air supplying system and a foam supplying system. The spraying system is communicated with the water supplying system, the air supplying system and the foam supplying system. The water supplying system and the air supplying system are self-powered supplying systems. The foam supplying system is powered by the water supplying system to supply foam mixing liquid through a Venturi negative pressure supplying device. The spraying system is of a cylindrical hollow structure and is arranged on a backpack type structural body or a movable cart structural body independently, and the spraying system comprises a fire extinguishing spray pipe, a water, foam and air mixing device and medium inlets. According to the wind power foam fire extinguishing system, wind power serves as the spray power of the fire extinguishing system, the system can serve as an air fire extinguishing device to be used for forest fire fighting as well as used in other various fire extinguishing environments; fire extinguishing agents and water are mixed sufficiently through the spray system, the fire extinguishing agents and water are under the driving of the power wind to further foam and be sprayed, the spray distance is greatly lengthened, and under the condition that the fire scene traffic is difficult relatively, the advantages that the system is light, convenient to move and capable of achieving big-power extinguishing in a close range can be brought into full play.
Description
Technical field
The present invention relates to fire-fighting fire extinguishing utensil, particularly a kind ofly comprise the Multifunctional wind-driven froth fire extinguishing system that air, fire foam and water are firing-fighting medium.
Background technology
In air, froth fire extinguishing system, the abundant Degree of Accord Relation of gas-liquid mixed is to the coefficient of foaming of fire foam, coefficient of foaming is the important indicator of system fire extinguishing effectiveness, and the jet length of mixed liquor after foaming is the important performance indexes of system fire suppression applications ability.
Existing fire extinguishing system comprises fixed or portable fire extinguishing system, no matter fixed or portable fire extinguishing system is mainly spray power with liquor pump, its fire foam jet length formed is limited, and covering power is poor, is not suitable with the fire extinguishing needs in present multimode, the larger scene of a fire.
Summary of the invention
The present invention discloses a kind of wind-force froth fire extinguishing system according to the deficiencies in the prior art.The problem to be solved in the present invention is to provide one and water, fire foam, air three can be mixed by corresponding proportion, sprays high-expansion air foam extinguishing chemical, take wind-force as the multifunctional fire extinguishing system of major impetus.
The present invention is achieved through the following technical solutions:
Wind-force froth fire extinguishing system, is made up of spraying system, water system, air supply system and foam supply system, it is characterized in that:
Described spraying system is communicated with foam supply system with water system, air supply system, and wherein water system, air supply system are self-powered supply systems, foam supply system provides power by venturi negative voltage supply device provisioning foam mixing liquid by water system;
Spraying system is cylindrical hollow configuration, is independently arranged on backpack or dolly removable frame body, comprises: the fire extinguishing jet pipe of front end, the water at middle part, foam, air mixing device, each medium inlet of rear end.
Described spraying system comprises: the air foam mixed liquor fire extinguishing jet pipe being arranged at front end; Put out a fire jet pipe at same axis, the air intake arranging rear end with mixed liquor; Be arranged at extinguishing chemical entry to mixed solution and the extinguishing chemical mixture export of air intake axis centre; Be arranged at mixed liquor fire extinguishing jet pipe and air intake joint portion, uniform intervals and spray angle around the water arranged, water injection angle axis and mixed liquor sprayer for extinguishing fire pipe axis angle are 17 ~ 30 degree; Water sprays angle and mixed liquor jet pipe of putting out a fire and is communicated with the ring-shaped liquid chamber of air intake joint portion outer wall, the water inlet that ring-shaped liquid chamber has water system to be communicated with; Extinguishing chemical entry to mixed solution and venturi-type eductors outlet, venturi-type eductors suction inlet passing ratio control valve is communicated with foam supply system, arranges bypass waterway be communicated with venturi negative pressure injector at the water inlet in ring-shaped liquid chamber.
Described air supply system is arranged on backpack or dolly removable frame body, comprises two stroke gasoline engine and hair-dryer.
Described foam supply system is arranged on backpack or dolly removable frame body, comprise the fire foam container of sequential communication, check valve, ratio adjusting valve, venturi-type eductors suction inlet, venturi-type eductors entrance and water inlet arrange bypass waterway and are communicated with, and venturi-type eductors outlet is communicated with extinguishing chemical entry to mixed solution.
Described water system comprises fire fighting truck, post fire hydrant or/and hand lifts water supplying pump device.
Above-mentioned water sprays miter cut ring around layout 6.
Described extinguishing chemical entry to mixed solution and bypass waterway be arranged in parallel, and bypass waterway is positioned at extinguishing chemical entry to mixed solution and fire gun tube wall connecting portion.
The present invention can be set to a kind of portable wind-power spray froth fire extinguishing system.Comprise as backrest being born fire foam container, bypass venturi-type eductors, proportion adjustment valve, and connect the spraying system of hand-held control formula, by outer watering, as water tanker, post fire hydrant, hand lift water supplying pump, use rated pressure at 0.8mpa compressed air.Outer injection for wind-force water spray and wind-force air foam can be realized switch, be applicable to all kinds of fire.Comparing this equipment with pure water fire extinguishing can make blow-off velocity improve 3-5 doubly, reduces fireman's time at the scene and the loss of on-the-spot fire; Reduce the surface tension of water, add penetration, improve fire-fighting efficiency greatly.
Outer watering various ways, 0.4mpa-1.2mpa all can use, and namely fire hydrant, hand are lifted the pressure of supply water such as pump, fire fighting truck and can be run well.When outer watering supply, water inlet bypass waterway flows to venturi-type eductors, form the extinguishing chemical that negative pressure passing ratio control valve draws certainty ratio, be exported to extinguishing chemical entry to mixed solution, extinguishing chemical mixture export by venturi-type eductors again extinguishing chemical sprayed to spray to cross clash into outer watering inclined hole, form great negative pressure, spraying system end sucks a large amount of hair-dryer malleation blast air again, make water, fire foam, air three mixes by corresponding proportion, eject 7-20 air foam doubly.
Present system passing ratio control valve regulates foam humidity according to scene of a fire present situation, and system uses structure more succinct, easy to operate, reduces system equipment cost.
The present invention take wind-force as the injection power of fire extinguishing system, and devise spraying system according to wind-force feature of spraying, the present invention is not when opening liquid and fire foam path, can be used as air extinguishing device and be applied to the environment such as forest extinguishing, after unlatching liquid and/or fire foam path, can be applicable to multiple fire extinguishing environment; Spraying system structure is more excellent, what spraying system achieved extinguishing chemical and water is thoroughly mixed to form foam, foam and spray further under the driving of power wind, jet length extends greatly, more be conducive to the application of the large scene of a fire, under scene of a fire traffic relative difficulty condition, the system that can give full play to is light, conveniently moving, closely realize the object of large power fire extinguishing.The each system fading margin of the present invention is convenient, and application efficiency and function are greatly improved.
Accompanying drawing explanation
Fig. 1 is the catenation principle schematic diagram of present system;
Fig. 2 is the structural representation of present system;
Fig. 3 is spraying system feature cross-section schematic diagram of the present invention.
In figure, A is spraying system, B is foam supply system, C is water system, D is air supply system, 1 is fire fighting truck, 2 is fire hydrants, 3 is that hand lifts pump, 4 is water sources, 5 is fire foam containers, 6 is proportion adjustment valves, 7 is check valves, 8 is venturi-type eductors, 9 is two stroke gasoline engines, 10 is hair-dryers, 11 is venturi-type eductors outlets, 12 is venturi-type eductors entrances, 13 is mixing arrangements, 131 is spray angle, 132 is ring-shaped liquid chambeies, 133 is water inlets, 134 is bypass waterways, 135 is extinguishing chemical entry to mixed solution, 136 is air intakes, 137 is fire extinguishing jet pipes, 138 is extinguishing chemical mixture exports.
Detailed description of the invention
Below by embodiment, the present invention is specifically described; embodiment is only for being further detailed the present invention; can not be interpreted as limiting the scope of the invention, some nonessential improvement that those skilled in the art's content according to the present invention is made and adjustment also belong to the scope of protection of the invention.
Composition graphs 1 to Fig. 3.
Wind-force froth fire extinguishing system, be made up of spraying system A, water system C, air supply system D and foam supply system B, spraying system A is communicated with foam supply system B with water system C, air supply system D, and wherein water system C, air supply system D are self-powered supply systems, foam supply system B provides power by venturi negative voltage supply device provisioning foam mixing liquid by water system C;
Spraying system A is cylindrical hollow configuration, is independently arranged on backpack or dolly removable frame body, comprises: the fire extinguishing jet pipe 137 of front end, the water at middle part, foam, air mixing device 13, each medium inlet of rear end.
Spraying system A comprises: the air foam mixed liquor fire extinguishing jet pipe 137 being arranged at front end; Put out a fire jet pipe 137 at same axis, the air intake 136 arranging rear end with mixed liquor; Be arranged at extinguishing chemical entry to mixed solution 135 and the extinguishing chemical mixture export 138 of air intake 136 axis centre; Be arranged at mixed liquor fire extinguishing jet pipe 137 and spray angle 131 with air intake joint portion, uniform intervals around the water arranged, water injection angle 131 axis and the mixed liquor jet pipe 137 axis angle a that puts out a fire is 17 ~ 30 degree; Water sprays angle 131 and mixed liquor jet pipe 137 of putting out a fire and is communicated with the ring-shaped liquid chamber 132 of air intake joint portion outer wall, the water inlet 133 that ring-shaped liquid chamber 132 has water system to be communicated with; Extinguishing chemical entry to mixed solution 135 and venturi-type eductors export 11 and are communicated with, venturi-type eductors suction inlet 12 passing ratio control valve 6 is communicated with foam supply system B, arranges bypass waterway 134 be communicated with venturi negative pressure injector 8 at the water inlet 133 in ring-shaped liquid chamber 132.
Air supply system D is arranged on backpack or dolly removable frame body, comprises two stroke gasoline engine 9 and hair-dryer 10.
Foam supply system B is arranged on backpack or dolly removable frame body, comprise the fire foam container 5 of sequential communication, check valve 7, ratio adjusting valve 6, venturi-type eductors suction inlet 12, venturi-type eductors entrance 12 arranges bypass waterway with water inlet 133 and is communicated with, and venturi-type eductors outlet 11 is communicated with extinguishing chemical entry to mixed solution 135.
Water system comprises fire fighting truck 1, post fire hydrant 2 or/and hand lifts water supplying pump device 3.
Water sprays angle 131 around layout 6.
Extinguishing chemical entry to mixed solution 135 and bypass waterway 134 be arranged in parallel, and bypass waterway 134 is positioned at extinguishing chemical entry to mixed solution 135 and fire gun tube wall connecting portion.
Fig. 1 is the catenation principle schematic diagram of present system; Fig. 2 is the structural representation of present system.Fig. 1 illustrates catenation principle of the present invention, i.e. each extinguishing chemical path connection structure, and Fig. 2 is each concrete equipment connection structure schematic diagram that the present invention may adopt.In figure, system is made up of spraying system A, water system C, air supply system D and foam supply system B, spraying system A is communicated with foam supply system B with water system C, air supply system D, and wherein water system C, air supply system D are self-powered supply systems, foam supply system B provides power by venturi negative voltage supply device provisioning foam mixing liquid by water system C.Each system can be arranged on backpack or dolly removable frame body.
Fig. 3 is spraying system feature cross-section schematic diagram of the present invention.The injection power of the present invention using wind-force as firing-fighting medium, its spraying system possesses the mixed of various extinguishing chemical, and can make full use of the extinguishing operation that moveable air force closely realizes large jet length.The present invention devises spraying system A according to wind-force feature of spraying, when not opening liquid and fire foam path, can be used as air extinguishing device and be applied to the environment such as forest extinguishing, after unlatching liquid and/or fire foam path, can be applicable to multiple fire extinguishing environment; Spraying system A structure is more excellent, what spraying system A achieved extinguishing chemical and water is thoroughly mixed to form foam, foam and spray further under the driving of power wind, jet length extends greatly, more be conducive to the application of the large scene of a fire, under scene of a fire traffic relative difficulty condition, the system that can give full play to is light, conveniently moving, closely realize the object of large power fire extinguishing.The each system fading margin of the present invention is convenient, and application efficiency and function are greatly improved.
Claims (7)
1. a wind-force froth fire extinguishing system, is made up of spraying system, water system, air supply system and foam supply system, it is characterized in that:
Described spraying system is communicated with foam supply system with water system, air supply system, and wherein water system, air supply system are self-powered supply systems, foam supply system provides power by venturi negative voltage supply device provisioning foam mixing liquid by water system;
Spraying system is cylindrical hollow configuration, is independently arranged on backpack or dolly removable frame body, comprises: the fire extinguishing jet pipe of front end, the water at middle part, foam, air mixing device, each medium inlet of rear end.
2. wind-force froth fire extinguishing system according to claim 1, is characterized in that: described spraying system comprises: the air foam mixed liquor fire extinguishing jet pipe being arranged at front end; Put out a fire jet pipe at same axis, the air intake arranging rear end with mixed liquor; Be arranged at extinguishing chemical entry to mixed solution and the extinguishing chemical mixture export of air intake axis centre; Be arranged at mixed liquor fire extinguishing jet pipe and air intake joint portion, uniform intervals and spray angle around the water arranged, water injection angle axis and mixed liquor sprayer for extinguishing fire pipe axis angle are 17 ~ 30 degree; Water sprays angle and mixed liquor jet pipe of putting out a fire and is communicated with the ring-shaped liquid chamber of air intake joint portion outer wall, the water inlet that ring-shaped liquid chamber has water system to be communicated with; Extinguishing chemical entry to mixed solution and venturi-type eductors outlet, venturi-type eductors suction inlet passing ratio control valve is communicated with foam supply system, arranges bypass waterway be communicated with venturi negative pressure injector at the water inlet in ring-shaped liquid chamber.
3. wind-force froth fire extinguishing system according to claim 2, is characterized in that: described air supply system is arranged on backpack or dolly removable frame body, comprises two stroke gasoline engine and hair-dryer.
4. wind-force froth fire extinguishing system according to claim 2, it is characterized in that: described foam supply system is arranged on backpack or dolly removable frame body, comprise the fire foam container of sequential communication, check valve, ratio adjusting valve, venturi-type eductors suction inlet, venturi-type eductors entrance and water inlet arrange bypass waterway and are communicated with, and venturi-type eductors outlet is communicated with extinguishing chemical entry to mixed solution.
5. wind-force froth fire extinguishing system according to claim 2, is characterized in that: described water system comprises fire fighting truck, post fire hydrant or/and hand lifts water supplying pump device.
6. wind-force froth fire extinguishing system according to any one of claim 2 to 5, is characterized in that: described water sprays miter cut ring around layout 6.
7. wind-force froth fire extinguishing system according to claim 6, it is characterized in that: described extinguishing chemical entry to mixed solution and bypass waterway be arranged in parallel, bypass waterway is positioned at extinguishing chemical entry to mixed solution and fire gun tube wall connecting portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456107.1A CN105148429B (en) | 2015-07-29 | 2015-07-29 | A kind of wind-force froth fire extinguishing system |
| PCT/CN2015/097516 WO2017016143A1 (en) | 2015-07-29 | 2015-12-15 | Air foam firefighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456107.1A CN105148429B (en) | 2015-07-29 | 2015-07-29 | A kind of wind-force froth fire extinguishing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105148429A true CN105148429A (en) | 2015-12-16 |
| CN105148429B CN105148429B (en) | 2018-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510456107.1A Active CN105148429B (en) | 2015-07-29 | 2015-07-29 | A kind of wind-force froth fire extinguishing system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105148429B (en) |
| WO (1) | WO2017016143A1 (en) |
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| WO2017016142A1 (en) * | 2015-07-29 | 2017-02-02 | 成都自能消防设备有限公司 | Air foam firefighting gun |
| CN111013054A (en) * | 2019-12-12 | 2020-04-17 | 水力消防科技有限公司 | Backpack compressed air foam fire extinguisher |
| CN111691361A (en) * | 2020-06-29 | 2020-09-22 | 赵伊乐 | Water conservancy mixes sprays controllable device |
| CN115463499A (en) * | 2022-10-19 | 2022-12-13 | 安徽理工大学 | Self-air-suction foaming foam dust removal device and method for air return gallery of excavation working face |
| WO2024027293A1 (en) * | 2022-08-05 | 2024-02-08 | 绿友机械集团股份有限公司 | Dual-layer jet fire-fighting foam producing and spraying device |
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| CN111691361A (en) * | 2020-06-29 | 2020-09-22 | 赵伊乐 | Water conservancy mixes sprays controllable device |
| WO2024027293A1 (en) * | 2022-08-05 | 2024-02-08 | 绿友机械集团股份有限公司 | Dual-layer jet fire-fighting foam producing and spraying device |
| CN115463499A (en) * | 2022-10-19 | 2022-12-13 | 安徽理工大学 | Self-air-suction foaming foam dust removal device and method for air return gallery of excavation working face |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105148429B (en) | 2018-04-10 |
| WO2017016143A1 (en) | 2017-02-02 |
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