CN105107105B - One kind being used for the efficient fine mist fire-fighting bomb of forest surface fire - Google Patents
One kind being used for the efficient fine mist fire-fighting bomb of forest surface fire Download PDFInfo
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- CN105107105B CN105107105B CN201510534840.0A CN201510534840A CN105107105B CN 105107105 B CN105107105 B CN 105107105B CN 201510534840 A CN201510534840 A CN 201510534840A CN 105107105 B CN105107105 B CN 105107105B
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- 239000003795 chemical substances by application Substances 0.000 claims description 24
- 238000002485 combustion reaction Methods 0.000 claims description 13
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- 239000000463 material Substances 0.000 claims description 8
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- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 2
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- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
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Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The present invention provides one kind being used for the efficient fine mist fire-fighting bomb of forest surface fire, including body (2) and projectile tail (6), the body (2) is threadedly coupled with projectile tail (6), the body (2) includes gas generator (1) and water system fire extinguishing receiving portion (4), and it is arranged at the inside of the body (2), the gas generator (1) is threadedly coupled with the head end of body (2)；The projectile tail (6) is provided with fine mist spray head component (5), it includes catheter (3) and is provided with the nozzle (12) of pressure valve (11), one end of the catheter (3) is connect with the nozzle, and the open end of the catheter (3) is arranged at the projectile nose end.The present invention uses helicopter or aircraft putting mode, can largely carry fire extinguishing bomb, release altitude is unrestricted, precisely falls in target fire domain.
Description
Technical field
The present invention relates to a kind of extinguishing devices, especially a kind of to be used for the efficient fine mist fire-fighting bomb of forest surface fire.
Background technology
For the frequency of global annual forest fire about at 220,000 times or more, the area of woods burnt every year is more than 6,400,000
Hectare, accounts for about 0.23% or more of the World Forests coverage rate.The area of woods in China is 100,000,000 2 thousand ten thousand hectares, and every year by fire
The area of woods of phagocytosis is 1,100,000 hectares, accounts for the 0.8%~0.9% of national area of woods, therefore the fire-fighting fire extinguishing work of forest
One of the main contents of always national work of preventing and reducing natural disasters.
The difference of its comburant and hot spots is pressed in forest fire, is generally divided into 3 kinds of surface-fire, crown fire and underground fire.
Surface-fire is the most common type forest fires in forest fire, it accounts for the 94% of entire forest fire.Surface-fire presses its rate of propagation
It can be divided into:Radical surface-fire and surely into surface-fire.The speed that the duration and degree of heating of radical surface-fire is pushed ahead is 4-8km/h, surely into ground
Table fire duration and degree of heating pushes ahead speed 4km/h or less.Surface-fire can be divided into again by intensity：Low-intensity fire, middle intensity fire and high intensity
Fire.When fire intensity is divided by flame height, low-intensity fire flame height is 1.5m or less, the middle high 1.5-3m of intensity fire flame, height
Intensity fire flame height 3m or more.Currently, can only be taken directly low-intensity fire and middle intensity forest fires when being equipped using light-duty fire extinguishing
Fire extinguishing means are connect, indirect fire suppression method should be taken to high intensity fire or using heavy Fire extinguisher apparatus operation.
For fighting forest surface-fire, practice have shown that water-air fire extinguisher attack time longest, water spray is smaller, mainly by wind
Power dispels fire；Water pump sprinkling fire-distinguishing is the extinguishing method of most original, time-consuming most short, and extinguishing effect is also best, but is set
Standby volume is big, and transport and moisturizing are difficult, this is also insoluble disadvantage in forest fire prevention and control；Although hydraulic giant is put out a fire compared with water pump
Water-saving, but water flow is small, attack time is long, and operating personnel's manual operation is easy fatigue, is only used for small-scale fire of putting out a fire to save life and property
, be not suitable for being used for forest fires of putting out a fire to save life and property.When implementing fire extinguishing using the method that aircraft or helicopter hang water or dry powder, due to crown fire
High temperature blast, it is difficult to there is extinguishing chemical to fall on ground, and cost of putting out a fire is high.
Invention content
For the defects in the prior art, the object of the present invention is to provide one kind goes out for the efficient water mists of forest surface fire
Fiery bomb.
The present invention is achieved by the following technical solutions：
The present invention provides one kind and being used for the efficient fine mist fire-fighting bomb of forest surface fire, including body (2) and projectile tail (6),
The body (2) is threadedly coupled with projectile tail (6), the body (2) include gas generator (1) and water system fire extinguishing receiving portion (4),
And it is arranged at the inside of the body (2), the gas generator (1) is threadedly coupled with the head end of body (2)；The bullet
Tail (6) is provided with fine mist spray head component (5) comprising catheter (3) and the nozzle (12) for being provided with pressure valve (11), it is described
One end of catheter (3) is connect with the nozzle, and the open end of the catheter (3) is arranged at the projectile nose end；It is described
Gas generator (1) includes inertial mechanism (7), firework medicament room (8) and gas-guide tube (10), and the inertial mechanism (7) is built in
The internal whorl of the gas generator (1) connects, and the output end of the inertial mechanism (7) corresponds to the bottom of firework medicament room (8)
End face, the upper surface corresponding pressure membrane module (9) of the firework medicament room (8), one end and the gas of the gas-guide tube (10)
The shell of body generator (1) is threadedly coupled, and open end is positioned close to afterbody end.
Preferably, the pressure membrane module (9) is made of pressure film copper sheet and filter screen, and pressure membrane module (9) is built-in
In gas generator (1) shell upper end.
Preferably, the pressure valve (11) is built in fine mist spray head component (5) inner cavity and threaded connection, the catheter
(3) it is threadedly coupled with pressure valve (11).
Preferably, inertia firing pin and igniter built in the inertial mechanism (7), the firework medicament room (8) is interior to set exhaust
Hole.
Preferably, the material of the body (2) and projectile tail (6) is moulded glass steel.
Preferably, catheter (3) gas-guide tube (10), gas generator (1) shell and nozzle are stainless steel material.
Preferably, the water system fire extinguishing receiving portion (4) is equipped with water-based extinguishing agent.
Preferably, the nozzle uses the XWT type mesohigh fine mist spray heads (12) of 2~3MPa, pressure valve (11) to select
2MPa mechanical pressure valves open in usual, the water-based extinguishing agent are the extinguishing chemical of the fire-retardant anti-resume combustion containing inorganic salts.
Pyrotechnic composition in the present invention in firework medicament room (8) is a kind of Types of Medicine of slow combustion type atm number, can be according to formula
Structural adjustment generate rate, when water mists injecting time be 45s when optimum formula group become：LLM-10530%, ammonium nitrate
39%, opposite stabilizer 10%, copper oxide 17%, soluble fluoride rubber alite paste 4%, best center bore areIn the middle
When heart pitch-row increases, injecting time shortens, otherwise still.
The fine mist fire-fighting that water-based extinguishing agent that the present invention uses is formed not only has the function of cooling down simultaneously and anoxybiotic, and
And the water-based extinguishing agent used also has the effect of preventing secondary resume combustion.Therefore, it is a kind of inhibition intensity of a fire well, cutting flame hand
Section.
Currently, countries in the world oneself develop a large amount of forest fire prevention and controls equipment.These device categories are various, Various Functions, gloomy
Positive effect has been played in woods fire-fighting.But due to the particularity of surface-fire, it there is no and carry out long-range rapid briquettability to it and put out a fire to save life and property
Fire-fighting equipment, therefore surface-fire often become crown fire formed principal element.Such surface-fire fire extinguishing bomb is not yet in state
Inside and outside pertinent literature and report occur, and belong to globality innovation, have wide development and application space.
By deflagration type gas generator technology and water mists technology, apply to Novel firefighting equipment, it can be effective, remote
The fire for tackling large area is all feasible from theory and technology to engineering practice.Therefore, it for fighting forest surface-fire, uses
Water Mist Fire Extinguishing Technique has apparent technical advantage and application prospect.
The design of forest surface fire fire extinguishing bomb uses traditional aerial bomb form, using helicopter or aircraft on the scene of a fire
Air-drop is put, and can manually be launched, and mechanical can also be launched, and throw-in density can become according to fire behavior, and dispensing point height is unrestricted, with peace
Full flying height is advisable.Extinguishing chemical can be launched on surface-fire surface, be formed high using the pattern of landing triggering igniting by design
About 5 meters, the water mists field that about 12 meters of diameter.
Design uses pharmaceutically dosage form gas generator, and pressure valve thresholding (2MPa) is rationally arranged, will by high-pressure atomization nozzle
Extinguishing chemical is atomized into the water mists that diameter is less than 100um, solves the problems, such as that filling volumetric ratio is small, can form covering fire extinguishing boat
Over one hundred square metre near a little of region is kicked down, realizes and forest fire is inhibited or is efficiently put out.
The slow combustion type gas generator and reagent combination of the research and development of forest surface fire fire extinguishing bomb are aimed at, can be held according to filling
Long-pending size and injecting time, the difference of jet length, realize to be formed by adjusting formula composition ingredient and central hole size
The function of water mists.
Full bullet plays Seal Design and safe filling non-volatility water-based extinguishing agent without firer's explosive, structure using complete, with
And high overload inertia activates mechanism, the mechanical pressure valve of high reliability, is effectively guaranteed the long storage property of bomb, safety and makes
Use reliability.
According to the work characteristics of surface-fire fire extinguishing bomb, fine mist spray head squeezes out structure using proprietary pressure.Design uses
Set on gas-guide tube gas outlet to extinguishing chemical upper surface, upper surface made when work to be initially formed pressure, catheter water inlet in bullet portion,
Using pressure principle, extinguishing chemical is squeezed out.Speed is up to 100~150m/s when landing for fire extinguishing bomb air-drop, weight when master-plan
The heart is placed in bullet head, and has the larger margin of stability, and body almost vertically lands, it is ensured that inertia activation mechanism
Reliable action, while the thickening glass fibre reinforced plastic structure that front end uses ensures ammunition structural strength.
The operation principle of the present invention：It is launched from helicopter, whereabouts flight course keeps head stabilized flight posture directed downwardly；
Fire extinguishing bomb drops landing instant, and inertia big overload activates gas generator to activate mechanism, gunpowder type gas in firework medicament room
Medicament burns rapidly, and high pressure gas is formed in firework medicament room；(such as when firework medicament intraventricular pressure force value reaches certain value
Shearing sealing sheet metal when 2MPa), high pressure gas enter body interior sealing (water system) extinguishing chemical volume, when sealing gas-liquid mixed
When the pressure of object reaches working pressure (such as 3Mpa), extinguishing chemical enters high-pressure water mist spray head through inner catheter, then leads to
It crosses several mist-generating nozzles extinguishing chemical is atomized into diameter and sprayed away no more than the water mists of 100um；It is held in gas generator
In the continuous working time (being about 20s), extinguishing chemical in bullet is constantly atomized, sprays away by high-pressure water mist spray head, ultimately forms
Centered on nozzle, radius is 8-12m, the bullet that angle is 120 degree, and water mists after atomization will be suspended in space, be inhaled
Effectively putting out to surface-fire is realized in attached, mixing.
Surface-fire fire extinguishing bomb occupation mode：It is launched from helicopter, whereabouts flight course keeps head stabilization directed downwardly to fly
Row posture；Bomb head lands and invades earth's surface several tens cm, and the inertia force that lands activates gas generator inertial mechanism on bullet, from
And activation generator, high pressure is generated in sealing water-based extinguishing agent volume, when pressure value is reached design value (such as 3MPa), in bullet
Extinguishing chemical enters fine mist spray head under the action of suction hose, is sprayed away through multiple nozzles, forms water mists, realizes to landing
The effective of surface-fire puts out within the scope of several 10 square metres near point.
Compared with prior art, the present invention has following advantageous effect：
(1) fire extinguishing bomb of the present invention uses helicopter or aircraft putting mode, can largely carry, directly be thrown in scene of a fire overhead
Under can be realized good extinguishing effect, response quickly, fire extinguishing are direct.
(2) surface-fire fire extinguishing bomb of the present invention substitutes traditional water mists gas cylinder using powder gases generator, in conjunction with
Completely new water mists recurring structure solves the serial problem such as the generation of missile-borne small space water mists, release.
(3) thin above-water method mechanism, good extinguishing effect are used.The generation of fire must have 3 elements：Comburant, thermal energy, oxygen
Gas.Or traditional fire-fighting mode is by cooling (such as sprinkling fire) or leans on starvation (such as carbon dioxide gas fire extinguishing), this
The fine mist fire-fighting that the water-based extinguishing agent that invention uses is formed not only has the function of cooling and anoxybiotic, but also the water used simultaneously
It is that extinguishing chemical also has the effect of preventing secondary resume combustion.Therefore, which can be good at inhibiting the intensity of a fire, cut-out fire
Flame.
(4) fire extinguishing effectiveness is high.Using identical extinguishing chemical, fine mist fire-fighting dosage is spray dosage 1/tens, is gone out
Fiery efficiency is high, and limited carrying amount fire extinguishing range is wider.
(5) extinguishing by cooling environment shields heat radiation.High-pressure fine water mist fire-extinguishing system can form tiny water in fire extinguishing procedure
Mist has absorption and shield effectiveness well to heat radiation, quickly reduces fire scene temperature, fire fighter is made to be possible to approach burning
Area.
(6) smog and poison gas can be absorbed.Most materials can all generate a large amount of dense smoke and poison gas in burning, to human body and
Environment it is very harmful.When using mist fire-fighting, a large amount of dense smoke or poison gas can be mixed and be adsorbed with very thin water mist, be risen
To the effect of purification air.
(7) it uses gas generator and combines safety relief mechanism and landing self-destruction, it is not quick-fried compared to tradition fire extinguishing ammunition
Fried dispersed structure, more securely and reliably.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is that the present invention is used for forest surface fire fire extinguishing bomb outline drawing；
Fig. 2 is that the present invention is used for forest surface fire fire extinguishing bomb sectional view；
Fig. 3 is that the present invention is used for forest surface fire fire extinguishing bomb structural schematic diagram；
Fig. 4 is that the present invention is used for forest surface fire fire extinguishing bomb high pressure suction hose schematic diagram；
Fig. 5 is that the present invention is used for forest surface fire fire extinguishing bomb high-pressure water mist spray head schematic diagram；
Fig. 6 is fire extinguisher bomb inertial mechanism schematic diagram；
Fig. 7 is fire extinguisher bomb gas generator fundamental diagram；
Fig. 8 is high-pressure water mist spray head atomization test figure of the present invention；
Fig. 9 is high-pressure water mist spray head atomization fire extinguishing lab diagram of the present invention.
Specific implementation mode
With reference to specific embodiment, the present invention is described in detail.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
Embodiment 1
The present embodiment is related to one kind and being used for the efficient fine mist fire-fighting bomb of forest surface fire, such as Fig. 1,2,3, including body 2
With projectile tail 6, the body 2 is threadedly coupled with projectile tail 6, and the body 2 includes gas generator 1 and water system fire extinguishing receiving portion 4, and
It is arranged at the inside of the body 2, the gas generator 1 is threadedly coupled with the head end of body 2；The projectile tail 6 is arranged
There is fine mist spray head component 5 comprising catheter 3 and the nozzle 12 for being provided with pressure valve 11, one end of the catheter 3 and institute
Nozzle connection is stated, the open end of the catheter 3 is arranged at the projectile nose end.
Further, the gas generator 1 includes inertial mechanism 7, and the schematic enlarged-scale view of the inertial mechanism 7 is shown in such as figure
Shown in 6, firework medicament room 8 and gas-guide tube 10, the inertial mechanism 7 are built in the internal whorl connection of the gas generator 1,
The output end of the inertial mechanism 7 corresponds to the bottom face of firework medicament room 8, the upper surface corresponding pressure of the firework medicament room 8
Membrane module 9, one end of the gas-guide tube 10 are threadedly coupled with the shell of the gas generator 1, and open end is positioned close to
Afterbody end, the wherein fundamental diagram of gas generator 1 are as shown in Figure 7：Concrete principle is：Fire extinguishing bomb of the present invention is in fire
After field overhead is launched, bomb hurtles down to ground under the effect of gravity, and when being contacted with ground, striker exists in inertial mechanism 7
Detonating cap is punctured under inertia force effect and lights pyrotechnic composition in firework medicament room 8, bulk gas is generated, when the gas of formation is more than one
Pressure membrane component 9 is broken through after constant-pressure and enters gas-guide tube 10, and when pressure is more than 11 pressure of pressure valve, valve opens gas and enters water
It is extinguishing chemical receiving portion 4, under gas pressure effect, the 4 internal firefighting agent of water-based extinguishing agent receiving portion is entered thin by catheter 3
Waterfog head component 5 is discharged water mists by nozzle 12, forms efficient water mists of putting out a fire.
Further, the pressure membrane module 9 is made of pressure film copper sheet and filter screen, and pressure membrane module 9 is built in
1 shell upper end of gas generator.
Further, the pressure valve 11 is built in 5 inner cavity of fine mist spray head component and threaded connection, the catheter 3
It is threadedly coupled with pressure valve 11.
Further, inertia firing pin and igniter built in the inertial mechanism 7 set gas vent in the firework medicament room 8.
Further, the material of the body 2 and projectile tail 6 is moulded glass steel.
Further, 3 gas-guide tube 10 of the catheter, 1 shell of gas generator and nozzle are stainless steel material.
Further, the water system fire extinguishing receiving portion 4 is equipped with water-based extinguishing agent.
Further, the nozzle uses the XWT type mesohighs fine mist spray head 12 of 2~3MPa, pressure valve 11 to select
2MPa mechanical pressure valves open in usual, the water-based extinguishing agent are the extinguishing chemical of the fire-retardant anti-resume combustion containing inorganic salts.
Pyrotechnic composition in the present embodiment in firework medicament room 8 is a kind of Types of Medicine of slow combustion type atm number, can be according to formula
Structural adjustment generate rate, when water mists injecting time be 45s when optimum formula group become：LLM-10530%, ammonium nitrate
39%, opposite stabilizer 10%, copper oxide 17%, soluble fluoride rubber alite paste 4%, best center bore areIn the middle
When heart pitch-row increases, injecting time shortens, otherwise still.
The fine mist fire-fighting that the water-based extinguishing agent that the present embodiment uses is formed not only has the function of cooling and anoxybiotic simultaneously,
And the water-based extinguishing agent used also has the effect of preventing secondary resume combustion.Therefore, it is a kind of inhibition intensity of a fire well, cutting flame
Means.
Currently, countries in the world oneself develop a large amount of forest fire prevention and controls equipment.These device categories are various, Various Functions, gloomy
Positive effect has been played in woods fire-fighting.But due to the particularity of surface-fire, it there is no and carry out long-range rapid briquettability to it and put out a fire to save life and property
Fire-fighting equipment, therefore surface-fire often become crown fire formed principal element.Such surface-fire fire extinguishing bomb is not yet in state
Inside and outside pertinent literature and report occur, and belong to globality innovation, have wide development and application space.
By deflagration type gas generator technology and water mists technology, apply to Novel firefighting equipment, it can be effective, remote
The fire for tackling large area is all feasible from theory and technology to engineering practice.Therefore, it for fighting forest surface-fire, uses
Water Mist Fire Extinguishing Technique has apparent technical advantage and application prospect.
The design of forest surface fire fire extinguishing bomb uses traditional aerial bomb form, using helicopter or aircraft on the scene of a fire
Air-drop is put, and can manually be launched, and mechanical can also be launched, and throw-in density can become according to fire behavior, and dispensing point height is unrestricted, with peace
Full flying height is advisable.Extinguishing chemical can be launched on surface-fire surface, be formed high using the pattern of landing triggering igniting by design
About 5 meters, the water mists field that about 12 meters of diameter.
Design uses pharmaceutically dosage form gas generator, and pressure valve thresholding (2MPa) is rationally arranged, will by high-pressure atomization nozzle
Extinguishing chemical is atomized into the water mists that diameter is less than 100um, solves the problems, such as that filling volumetric ratio is small, can form covering fire extinguishing boat
Over one hundred square metre near a little of region is kicked down, realizes and forest fire is inhibited or is efficiently put out.
The slow combustion type gas generator and reagent combination of the research and development of forest surface fire fire extinguishing bomb are aimed at, can be held according to filling
Long-pending size and injecting time, the difference of jet length, realize to be formed by adjusting formula composition ingredient and central hole size
The function of water mists.
Full bullet plays Seal Design and safe filling non-volatility water-based extinguishing agent without firer's explosive, structure using complete, with
And high overload inertia activates mechanism, the mechanical pressure valve of high reliability, is effectively guaranteed the long storage property of bomb, safety and makes
Use reliability.
According to the work characteristics of surface-fire fire extinguishing bomb, fine mist spray head squeezes out structure using proprietary pressure.Design uses
Set on gas-guide tube gas outlet to extinguishing chemical upper surface, upper surface made when work to be initially formed pressure, catheter water inlet in bullet portion,
Using pressure principle, extinguishing chemical is squeezed out.Speed is up to 100~150m/s when landing for fire extinguishing bomb air-drop, weight when master-plan
The heart is placed in bullet head, and has the larger margin of stability, and body almost vertically lands, it is ensured that inertia activation mechanism
Reliable action, while the thickening glass fibre reinforced plastic structure that front end uses ensures ammunition structural strength.
The operation principle of the present embodiment：It is launched from helicopter, whereabouts flight course keeps head stabilized flight appearance directed downwardly
State；Fire extinguishing bomb drops landing instant, and inertia big overload activates gas generator to activate mechanism, gunpowder type gas in firework medicament room
Body medicament burns rapidly, and high pressure gas is formed in firework medicament room；(such as when firework medicament intraventricular pressure force value reaches certain value
Shearing sealing sheet metal when 2MPa), high pressure gas enter body interior sealing (water system) extinguishing chemical volume, when sealing gas-liquid mixed
When the pressure of object reaches working pressure (such as 3Mpa), extinguishing chemical enters high-pressure water mist spray head through inner catheter, then leads to
It crosses several mist-generating nozzles extinguishing chemical is atomized into diameter and sprayed away no more than the water mists of 100um；It is held in gas generator
In the continuous working time (being about 20s), extinguishing chemical in bullet is constantly atomized, sprays away by high-pressure water mist spray head, ultimately forms
Centered on nozzle, radius is 8-12m, the bullet that angle is 120 degree, and water mists after atomization will be suspended in space, be inhaled
Effectively putting out to surface-fire is realized in attached, mixing.
Surface-fire fire extinguishing bomb occupation mode：It is launched from helicopter, whereabouts flight course keeps head stabilization directed downwardly to fly
Row posture；Bomb head lands and invades earth's surface several tens cm, and the inertia big overload that lands activates gas generator inertia machine on bullet
Structure generates high pressure in sealing water-based extinguishing agent volume, pressure value is reached design value (such as 3MPa) to activation generator
When, extinguishing chemical enters fine mist spray head under the action of suction hose in bullet, is sprayed away through multiple nozzles, forms fog mist, reality
Now the effective of surface-fire within the scope of near touchdown point several 10 square metres is put out.
In summary：The present embodiment uses helicopter or aircraft putting mode, can largely carry fire extinguishing bomb, launches high
It spends unrestricted, precisely falls in target fire domain.Extinguishing mechanism is advanced, good extinguishing effect.The generation of fire must have 3 elements：
Comburant, thermal energy, oxygen.Or traditional fire-fighting mode is by cooling (such as sprinkling fire) or leans on starvation (such as titanium dioxide
Carbon extinction using gas), the fine mist fire-fighting that the water-based extinguishing agent that the present embodiment uses is formed not only has cooling and anoxybiotic simultaneously
Effect, and the water-based extinguishing agent used also has the effect of preventing secondary resume combustion.Therefore, it is a kind of inhibition intensity of a fire well, cuts
Cutoff flame means.It is safe and environment-friendly, cheap, non-hazardous.Most chemicals to health and personal safety and environment all
There is different degrees of harm.The water mists that water-based extinguishing agent is formed not only are harmful to human health, but also to ambient enviroment, big
Gas, animals and plants also avoid breathing out the gases such as dragon in fire extinguishing without any pollution, are produced because chain reaction occurs with comburant
It is raw to the harmful gas of human and environment, be conducive to scene of fire personnel flee from and environmental protection.Simultaneously as fine mist fire-fighting
Water consumption is few, is 1/the tens of water spray fire extinguishing, overcomes the difficult disadvantage that supplies water in forest fire prevention and control, especially useful
Forbid the place with water in water scarcity area and part.Water Mist Fire Extinguishing Technique is environmentally protective fire-fighting technique.It is cooling
Fire extinguishing environment, shields heat radiation.High-pressure fine water mist fire-extinguishing system can form tiny water mist in fire extinguishing procedure, have very to heat radiation
Good shield effectiveness can avoid hot-air and burn to fire fighter, and fire fighter is made to be possible to close to combustion zone.It can absorb
Smog and poison gas.Most materials can all generate a large amount of dense smoke and poison gas in burning, to the very harmful of human body and environment.When
When using mist fire-fighting, a large amount of dense smoke or poison gas can be mixed and be adsorbed with very thin water mist, play the role of purifying air.
It can effectively put out and block the intensity of a fire.When high pressure water spraying fire fighting, a large amount of water mist is surrounded in the form of flooding in part and cooling is caught fire
Region can effectively put out in hidden and comburant that is being blocked, reduce the danger of resume combustion again.
Fire extinguishing bomb land occiput intrusion earth's surface, body angle with horizontal plane be more than 65 °.It is close due to water-based extinguishing agent
Degree is big compared with gas, therefore while work for the ease of gas generator preferably sprays away extinguishing chemical high-pressure atomization in bullet,
Invention is using aqueduct shown in Fig. 4.
The present embodiment product uses high-pressure water mist spray head shown in fig. 5, it is by sprayer body, nozzle, nozzle core and strainer
Equal parts composition, after the water-based extinguishing agent of certain pressure (2-3Mpa) enters nozzle by nozzle filter, by extinguishing chemical from nozzle
Hole high speed sprays, and strong friction is generated with the air of surrounding, and flow is torn, and is sprayed along certain angle to form water mists
It penetrates.High-pressure water mist spray head is atomized, extinguishing effect is shown in Fig. 8, shown in 9.
Filling dosage is 25L in the present embodiment fire extinguishing bomb.The water-based extinguishing agent of oneself research and development may be used in extinguishing chemical,
The compatible existing water-based extinguishing agent product in market, can be effectively formed fire extinguishing effectiveness water mists, and dispensing mode is sprayed compared to tradition,
Similar extinguishing chemical fire extinguishing effectiveness is significantly increased.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (8)
1. one kind is used for the efficient fine mist fire-fighting bomb of forest surface fire, including body (2) and projectile tail (6), the body (2) and
Projectile tail (6) is threadedly coupled, and the body (2) includes gas generator (1) and water system fire extinguishing receiving portion (4), and is arranged at institute
The inside of body (2) is stated, the gas generator (1) is threadedly coupled with the head end of body (2)；The projectile tail (6) is provided with
Fine mist spray head component (5) comprising catheter (3) and the nozzle (12) for being provided with pressure valve (11), the catheter (3)
One end is connect with the nozzle, and the open end of the catheter (3) is arranged at the projectile nose end, which is characterized in that described
Gas generator (1) includes inertial mechanism (7), firework medicament room (8) and gas-guide tube (10), and the inertial mechanism (7) is built in
The internal whorl of the gas generator (1) connects, and the output end of the inertial mechanism (7) corresponds to the bottom of firework medicament room (8)
End face, the upper surface corresponding pressure membrane module (9) of the firework medicament room (8), one end and the gas of the gas-guide tube (10)
The shell of body generator (1) is threadedly coupled, and open end is positioned close to afterbody end.
2. being used for the efficient fine mist fire-fighting bomb of forest surface fire as described in claim 1, which is characterized in that the pressure membrane
Component (9) is made of pressure film copper sheet and filter screen, and pressure membrane module (9) is built in gas generator (1) shell upper end.
3. being used for the efficient fine mist fire-fighting bomb of forest surface fire as described in claim 1, which is characterized in that the pressure valve
(11) it is built in fine mist spray head component (5) inner cavity and threaded connection, the catheter (3) is threadedly coupled with pressure valve (11).
4. being used for the efficient fine mist fire-fighting bomb of forest surface fire as described in claim 1, feature exists, the inertial mechanism
(7) inertia firing pin and igniter built in, the firework medicament room (8) is interior to set gas vent.
5. being used for the efficient fine mist fire-fighting bomb of forest surface fire as described in claim 1, feature exists, the body (2)
Material with projectile tail (6) is moulded glass steel.
6. being used for the efficient fine mist fire-fighting bomb of forest surface fire as claimed in claim 2, feature exists, the catheter
(3), gas-guide tube (10), gas generator (1) shell and nozzle are stainless steel material.
7. being used for the efficient fine mist fire-fighting bomb of forest surface fire as described in claim 1, which is characterized in that the water system is gone out
Fiery receiving portion (4) is equipped with water-based extinguishing agent.
8. being used for the efficient fine mist fire-fighting bomb of forest surface fire as claimed in claim 7, which is characterized in that the nozzle is adopted
With the XWT type mesohigh fine mist spray heads (12) of 2~3MPa, pressure valve (11) selects 2MPa mechanical pressure valves open in usual, described
Water-based extinguishing agent is the extinguishing chemical of the fire-retardant anti-resume combustion containing inorganic salts.
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| CN201510534840.0A CN105107105B (en) | 2015-08-26 | 2015-08-26 | One kind being used for the efficient fine mist fire-fighting bomb of forest surface fire |
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| CN201510534840.0A CN105107105B (en) | 2015-08-26 | 2015-08-26 | One kind being used for the efficient fine mist fire-fighting bomb of forest surface fire |
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| CN107537108A (en) * | 2016-06-23 | 2018-01-05 | 中国人民解放军军械工程学院 | Airborne water mists fire-fighting bomb for forest |
| CN207734492U (en) * | 2017-12-11 | 2018-08-17 | 陈春霞 | Fire extinguisher bomb and its emission system |
| CN110193153B (en) * | 2019-06-03 | 2021-01-08 | 河南大域航空科技有限公司 | Open-air conflagration rescue auxiliary device based on unmanned aerial vehicle |
| CN111569314B (en) * | 2020-05-30 | 2021-07-30 | 山东同其数字技术有限公司 | Forest fire-extinguishing missile |
| CN113304418B (en) * | 2021-06-17 | 2022-05-17 | 哈尔滨工程大学 | Intelligent forest fire extinguishing bomb with crown-hanging initiation characteristic |
| CN113320699B (en) * | 2021-06-17 | 2022-07-15 | 哈尔滨工程大学 | Forest fire extinguishing bomb throwing device based on ball rod combined mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2171383Y (en) * | 1993-04-22 | 1994-07-13 | 卞成龙 | Wave-liquid superposing type fire-extinguishing bomb |
| CN1432787A (en) * | 2002-01-10 | 2003-07-30 | 刘刚 | Air-dropped pressure-storing automatic forest fire extinguishing bomb |
| CN2649125Y (en) * | 2003-11-05 | 2004-10-20 | 曹文通 | Hand grenade type fire extinguisher |
| DE602005026905D1 (en) * | 2004-01-23 | 2011-04-28 | Kbig Ltd | PRODUCT DISPENSING SYSTEM AND ITS MANUFACTURING METHOD |
| CN201177486Y (en) * | 2008-03-25 | 2009-01-07 | 张国顺 | Fire-fighting bomb |
| DE102013010357A1 (en) * | 2013-06-21 | 2014-12-24 | Rheinmetall Waffe Munition Gmbh | Projectile with effect or signal effect |
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Denomination of invention: Efficient fine-water-mist fire extinguishing aviation bomb used for forest surface fire Effective date of registration: 20190701 Granted publication date: 20180807 Pledgee: Anhui Microfinance Co.,Ltd. Pledgor: Yao Bing Registration number: 2019340000335 |
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