CN201664485U - Fixed type composite jet fire extinguishing device - Google Patents
Fixed type composite jet fire extinguishing device Download PDFInfo
- Publication number
- CN201664485U CN201664485U CN2009202839190U CN200920283919U CN201664485U CN 201664485 U CN201664485 U CN 201664485U CN 2009202839190 U CN2009202839190 U CN 2009202839190U CN 200920283919 U CN200920283919 U CN 200920283919U CN 201664485 U CN201664485 U CN 201664485U
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- control valve
- foam
- dry powder
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Abstract
The utility model discloses a fixed type composite jet fire extinguishing device comprising a control box, wherein the control box utilizes direct flow pressure water as a carrier and is provided with a superfine dry powder pot, a compression air pipeline, a cooler, an air inlet control valve, a powder output control valve, a powder output pipeline, a water output control valve, a water output pipeline, an injection device, a foam proportion mixer, a B class of foam pot, a foam pipeline, an F2000 or F500 liquid containing pot, an F2000 or F500 liquid output control valve, a B class of foam liquid output control valve, a water source, a water supply control valve, a fire pump, a transmission shaft, a sliding-vane compressor, a transfer case and a motor, wherein power generated by the motor drives the cooler and the sliding-vane compressor respectively through the transfer case, and then drive the fire pump through the transmission shaft. The fixed type composite jet fire extinguishing device organically composites the water, B class of foam mixer, F2000 (or F500 ) mixer, superfine powder and the like, thus playing a role in performance compatibility and advantage complement, and exceeding the traditional single and narrow sense fire extinguishing technology.
Description
Technical field
The utility model belongs to the fire prevention field, particularly a kind of fixed compound jet extinguishing device.
Background technology
Along with deepening continuously of economic construction, the storage of various oil, natural gas, petrochemical industry production, hazardous chemical also seems more and more be important, and this inflammable and explosive dangerous matter sources, its burst period, brisance and destructiveness are difficult to calculate and prediction.The particularly continuous increase that takes place of chemical plant installations fire of various in addition large-sized fires, and in a single day its difficulty of putting out a fire to save life and property and complexity people's the imagination head and shoulders above takes place in this fire, if can not in time put out a fire to save life and property, time duration is long more, danger is big more, if chain-react, its consequence is hardly imaginable.The method and apparatus of this class fire of being used to both at home and abroad at present to put out a fire to save life and property is also relatively backward, can't satisfy the needs of fire extinguishing basically.Existing injection method generally all adopts extinguishing chemicals such as water, foam solution, dry powder to carry single extinguishing chemical to spray gun or big gun by pipeline, no matter is that water, foam, dry powder all can only adopt single extinguishing chemical fire extinguishing.
Fixed compound jet fire-fighting technique is meant that with the direct current press water be carrier, the mixed liquor and the ultra-fine dry powder extinguishing agent that category-B foam mixing liquid and Fa An are got 2000 (or F500) penetrate from spray gun simultaneously, carry out medium and long distance and spray, through combustion zone, fire extinguishing rapidly.
Make full use of the attached wall effect of direct current press water, and with its be carrier with category-B foam mixing liquid and high-efficiency fire-extinguishant method pacify 2000 (or F500) and have good hydrophobic ultra-fine dry powder extinguishing agent and attack combustion gas directly and absorb a large amount of heats, but fast cooling and reduce the combustible gas surface significantly.Wherein glassware for drinking water has very strong cooling effect, and red-hot burning surface helps fire extinguishing with the concentration that aqueous vapor formation water steams the percentage of body in the combustion zone.
The category-B foam has very strong inhibition A, the effect of category-B fire, to putting out hydrocarbon, is specially adapted to crude oil, gasoline, fuel wet goods dangerous material and hangar, and the fire in places such as oil loading place and processing district is effective especially.
Ultra-fine dry powder extinguishing agent is to be base-material with the ammonium phosphate salt, and average grain diameter is 5 μ m, and its fluffy degree is 450kg/m
3, the bulk density in pipeline under the flow regime also reaches 250kg/m3, is 1301 extinguishing chemicals and carbon dioxide extinguishing agent 70-220 times, therefore is easy to realize the injection of big flow; And fire extinguishing effectiveness also is 7-10 times of above-mentioned two kinds of extinguishing chemicals.When adopting compressed gas-driven ultra-fine dry powder extinguishing agent and water to spray simultaneously, because the wall attachment effect ultra-fine dry powder jet of direct current press water can spray larger distance in air dielectric, and in high velocity jet, be diffused as the cold air sol smoke screen rapidly with air impact, fill the air to the whole scene of a fire, produce the effect of local space " total flooding ", thereby the air of isolated flame top extinguishes flame in the extremely short time.
Fa Ande 2000 (or F500) is an efficient fire-extinguishing agent, is sprayed onto burning surface, participates in reaction, and burning is had very strong inhibitory action, and anti-resume combustion effect is splendid.Can at short notice temperature be reduced hundreds of degree.
The utility model content
The purpose of this utility model is to provide a kind of fixed compound jet extinguishing device that improves fire extinguishing effectiveness.
The technical solution that realizes the utility model purpose is: a kind of fixed compound jet extinguishing device, comprise the control railway carriage or compartment, with the direct current press water as carrier, the ultra-fine dry powder jar is set, compressed air line, cooler, air intake control valve, go out powder control valve, the powder delivery pipeline, outlet water control valve, outlet pipeline, injection apparatus, foam proportioner, the category-B foam tank, foam line, Fa Ande 2000 or F500 hold flow container, Fa Ande 2000 or F500 go out hydraulic control valve, the category-B foam goes out hydraulic control valve, the water source, water supply control valve, fire pump, power transmission shaft, sliding-vane air compressor, transfer railway carriage or compartment and motor, the power that is produced by motor drives cooler and sliding-vane air compressor respectively behind the transfer railway carriage or compartment, and through power transmission shaft rear drive fire pump; The compressed air that described sliding-vane air compressor produces is gone into ultra-fine dry powder can through compressed air line and air intake control valve are laggard, and the mixture of being made up of ultra-fine dry powder and compressed air in the ultra-fine dry powder jar is via the inlet that goes out behind powder control valve and the powder delivery pipeline to injection apparatus; Fire pump will suck and be pressed into outlet pipeline from the water at water source, simultaneously also will from the category-B foam of category-B foam tank or will from method pacify 2000 or the F500 method of holding flow container pacify 2000 or F500 stoste sucks and respectively through foam line, the category-B foam go out hydraulic control valve or method pacify 2000 or the F500 control valve, and mix with the source water that sucks by water supply control valve behind the foam proportioner, and enter fire pump jointly, source water and foam mixing liquid by outlet water control valve and outlet pipeline after to the inlet of injection apparatus, open the ball type switch linkage water valve connecting rod switch of injection apparatus and open water valve simultaneously, with above-mentioned several extinguishing chemicals that are pressed into injection apparatus, it is the category-B foam mixing liquid, Fa Ande 2000 or F500 mixed liquor, ultra-fine dry powder extinguishing agent ejects simultaneously, thereby realize the composite injection of multiple extinguishing chemical, the switching of all valves and the electrical equipment of whole system are controlled in the control railway carriage or compartment.
The utility model compared with prior art, its remarkable advantage: (1) with water, category-B foam mixing liquid, method pacify extinguishing chemical organic assembling such as 2000 (or F500) mixed liquor, ultra-fine dry powder, played the performance compatibility, the effect of mutual supplement with each other's advantages has surmounted the fire-fighting technique of traditional single and narrow sense.(2) unusual fast of blow-off velocity within the specific limits, almost is the moment fire extinguishing.(3) anti-resume combustion has better effect, be at present any single extinguishing chemical can not compare.(4) (confined space and infinite space all are suitable for.(5) environment-friendly type fire-fighting technique truly, method pacify 2000 or the F-500 agent natural degradation of flaring up fast, noresidue; Almost do not have fall-out after the hydrophobic cold air sol fire extinguishing, attach on a small quantity at the glassy cover layer on red-hot surface and very easily remove.(6) compound jet is the synthetic of high-efficiency fire-extinguishant, and therefore be specially adapted to put out a fire to save life and property A, B, C class fire possess wide spectrum fire extinguishing effect.(7) owing in injection apparatus, adopted " convergence-diffusion " type passage, thereby make the extinguishing chemical of the injection apparatus of flowing through in passage, at first pass through converging portion, under the constant situation of flow, the flow velocity quickening; Thereafter enter the divergent contour passage through trunnion, this moment, extinguishing chemical obtained rapid expanding in the divergent contour passage, and its volume expansion, flowing velocity are further accelerated, when flowing through the divergent contour channel exit, extinguishing chemical has been expanded to atmospheric pressure and has equated, extinguishing chemical has obtained sufficient speedup in this process, penetrates with very high speed and the very little angle of flare spout from injection apparatus, thereby jet length is farther, and impulsive force is bigger.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Description of drawings
Fig. 1 is the fixed compound jet extinguishing device of a utility model structural representation.
Fig. 2 is the utility model injection apparatus structural representation.
Reference numeral and corresponding part thereof among the figure:
Dry powder can 1, compressed air line 2, cooler 3, air intake control valve 4, go out powder control valve 5, powder delivery pipeline 6, outlet water control valve 7, outlet pipeline 8, injection apparatus 9, control railway carriage or compartment 10, foam proportioner 11, category-B foam tank 12, foam line 13, Fa Ande 2000 or F500 hold flow container 14, Fa Ande 2000 or F500 go out hydraulic control valve 15, the category-B foam goes out hydraulic control valve 16, water source 17, water supply control valve 18, fire pump 19, power transmission shaft 20, sliding-vane air compressor 21, transfer railway carriage or compartment 22, motor 23, fixed cover 24, slip cap 25, shell 6, positioning sleeve 27, block 28, globe valve 29, dry powder pipe 30, globe valve positioning sleeve 31, flour extraction pipe 32, drain pipe 33, globe valve supports 34, globe valve switch 35, water valve connecting rod switch 36, back-moving spring 37, limited block 38, joint (39) and dry powder holder (40).
The specific embodiment
In conjunction with Fig. 1, the fixed compound jet extinguishing device of the utility model, its extinguishing method and fire extinguishing theory are different from traditional fire-fighting mode fully, cancelled nitrogen bomb group commonly used at present power source as dry powder, and replace the sliding-vane air compressor of big flow, the nitrogen that has replaced high pressure with the air of low pressure, adopt the compound jet mode to replace single extinguishing chemical mode of jet in the past in addition, overlap the special injection apparatus of compound jet with water by one, the category-B foam mixing liquid, Fa Ande 2000 (or F500) extinguishing chemical, extinguishing chemicals such as ultra-fine dry powder eject simultaneously, give full play to the advantage of various extinguishing chemicals, to reach quick, moment and efficient, thus fire extinguishing effectiveness improved greatly.The utility model as carrier, is provided with ultra-fine dry powder jar 1 with the direct current press water, compressed air line 2, cooler 3, air intake control valve 4, go out powder control valve 5, powder delivery pipeline 6, outlet water control valve 7, outlet pipeline 8, injection apparatus 9, control railway carriage or compartment 10, foam proportioner 11, category-B foam tank 12, foam line 13, Fa Ande 2000 (or F500) holds flow container 14, Fa Ande 2000 (or F500) goes out hydraulic control valve 15, the category-B foam goes out hydraulic control valve 16, water source 17, water supply control valve 18, fire pump 19, power transmission shaft 20, sliding-vane air compressor 21, transfer railway carriage or compartment 22, motor 23.The power that is produced by motor 23 drives cooler 3 and sliding-vane air compressor 21 respectively and through power transmission shaft 20 rear drive fire pumps 19 behind transfer railway carriage or compartment 22; Go into ultra-fine dry powder can 1 and the compressed air pipe line 2 of compressed air that air compressor 21 produces and air intake control valve 4 are laggard, ultra-fine dry powder and compressed-air actuated mixture in ultra-fine dry powder jar 1 via going out powder control valve 5 and powder delivery pipeline 6 backs inlets (being the inlet of the dry powder pipe 30 of injection apparatus 9) to injection apparatus 9; Fire pump 19 will suck and be pressed into outlet pipeline 8 from the water at water source 17, simultaneously also will from the category-B foam of category-B foam tank 12 or will from method pacify 2000 or the F500 method of holding flow container 14 pacify to such an extent that 2000 (or F500) stoste sucks and respectively through foam line 13, the category-B foam go out hydraulic control valve 16 or method pacify 2000 or F500 control valve 15, and mix with water source 17 water that suck by water supply control valve 18 foam proportioner 11 backs, and enter fire pump 19 jointly, water and foam mixing liquid are by outlet water control valve 7 and outlet pipeline 8 back inlets to injection apparatus 9 (being joint 39 inlets of injection apparatus 9), open the ball type switch 35 linkage water valve connecting rod switches 36 of injection apparatus 9 and open water valve simultaneously, with above-mentioned several extinguishing chemicals that are pressed into injection apparatus 9, it is the category-B foam mixing liquid, Fa Ande 2000 or F500 mixed liquor, ultra-fine dry powder extinguishing agent ejects simultaneously, thereby realize the composite injection of multiple extinguishing chemical, the opening and closing of each valve are controlled as the control centre of whole device in control railway carriage or compartment 10; Cooler is mainly used in the cooling compressor oil, plays the effect of protection air compressor machine.
In conjunction with Fig. 2, the injection apparatus of the fixed compound jet extinguishing device of the utility model, by fixed cover 24, slip cap 25, shell 26, positioning sleeve 27, block 28, globe valve 29, dry powder pipe 30, globe valve positioning sleeve 31, flour extraction pipe 32, drain pipe 33, globe valve supports 34, globe valve switch 35, water valve connecting rod switch 36, back-moving spring 37, limited block 38, joint 39 and dry powder holder 40 are formed, one end of described shell 26 links to each other with fixed cover 24 by screw thread, and joint 39 is installed in therebetween, and the outer cylinder of slip cap 25 matches with the inner cylinder of shell 26, and the sealing of O RunddichtringO is arranged, the inner face of slip cap 25 links to each other with the end face of joint 39 by back-moving spring 37; And the inner cylinder of the other end of shell 26 matches with the outer cylinder of dry powder holder 40, and 2 O RunddichtringO sealings are arranged, the semi-circular through hole that one mistake water and mixed liquor are arranged on the dry powder holder 40, its two ends are limited by drain pipe 33 and positioning sleeve 27 respectively, and portion installs the location that 2 globe valves supports 34 are used for globe valve 29 within it, and be located by block 28; On the left-right symmetry face of globe valve 29, respectively there is a translot to be used for the switch globe valve, globe valve fixed cover 31 and drain pipe 33 are installed in one by screw thread and globe valve 29 and rifle shell respectively, limited block is installed in shell 26 by screw, water valve connecting rod switch 36 is installed on the slip cap 25 by screw, and dry powder pipe 30 is then integrally welded with shell 26.Injection apparatus 9 is to be made of not connected inner and outer pipes, wherein interior pipe is that central spout is the outlet of solid extinguishing agent (ultra-fine dry powder), outer tube is a liquid extinguisher (water, foam solution or method pacify 2000 or the F500 mixed liquor) outlet, wherein globe valve switch 35 is mainly used in entering of control ultra-fine dry powder, pull globe valve switch 35 and make its slow unlatching, treat that it opens to a certain degree back drive water valve connecting rod switch 36 and slip cap 25 is moved to the left and thereby compression reseting spring 37 is opened water valve thereby continue to pull globe valve switch 35, make water solution flow through joint 39, slip cap 25, the middle pit of the stomach of positioning sleeve 27, and lateral opening on globe valve positioning sleeve 31, enter drain pipe 33 at last and it is sprayed from outer spout; Continue to pull globe valve switch 35 and make globe valve 29 complete openings, dry powder and compressed air are promptly entered by dry powder pipe 30 inlets, flow through globe valve positioning sleeve 31, globe valve 29 and by central flour extraction pipe 32 spouts ejection, described flour extraction pipe 32 drain pipes 33 all adopt restrains earlier the structure that afterwards spreads, thereby solid and liquid extinguisher all can be sprayed simultaneously with higher speed ejection respectively by different spouts thereby reach with the extinguishing chemical of an injection apparatus with several different conditions and performance.Owing to be different extinguishing chemical organic assembling, thereby when fire extinguishing, can bring into play its fire-fighting characteristic separately, have complementary advantages, surmount the fire-fighting technique of traditional single and narrow sense.
The proportioning of various extinguishing chemicals is the key factors that influence extinguishing property in the whole device of the fixed compound jet extinguishing device of the utility model, learn by a large amount of fire extinguishing experiments, the ratio of category-B foam is 6%, the ratio of Fa Ande 2000 ≮ 1%, the ratio of F500 ≮ 3%, ultra-fine dry powder is not less than 5kg/s,, the fire extinguishing effect the when flow of water should be not less than 7l/s is best; And when the flow of water during greater than 20l/s, the flow of dry powder should be not less than 10kg/s.
The operating pressure of whole device is another important indicator that influences extinguishing property, it is directly connected to the effect that quenching distance and ultra-fine dry powder are converted into cold air sol, according to a large amount of fire extinguishing experiment, discharge pressure be 0.8-1.0MPa, ultra-fine dry powder expulsion pressure during for 1.4-1.5MPa the fire extinguishing effect ideal.
Injection apparatus also is the important indicator that influences fire-fighting efficiency, if extinguishing chemical in passage earlier through converging portion, under the constant situation of flow, flow velocity can accelerate; Thereafter when trunnion enters the divergent contour passage, can make extinguishing chemical rapid expanding in the divergent contour passage, and its volume expansion, flowing velocity can further be accelerated, when flowing through the divergent contour channel exit, extinguishing chemical has been expanded to atmospheric pressure and has equated, extinguishing chemical has obtained sufficient speedup in this process, and penetrates with very high speed and the very little angle of flare spout from injection apparatus, thereby jet length is farther, and impulsive force is bigger.And the ultra-fine dry powder ejection when substantial water column internal package and can reach perfect condition.
Claims (3)
1. fixed compound jet extinguishing device, comprise control railway carriage or compartment (10), it is characterized in that with the direct current press water as carrier, ultra-fine dry powder jar (1) is set, compressed air line (2), cooler (3), air intake control valve (4), go out powder control valve (5), powder delivery pipeline (6), outlet water control valve (7), outlet pipeline (8), injection apparatus (9), foam proportioner (11), category-B foam tank (12), foam line (13), Fa Ande 2000 or F500 hold flow container (14), Fa Ande 2000 or F500 go out hydraulic control valve (15), the category-B foam goes out hydraulic control valve (16), water source (17), water supply control valve (18), fire pump (19), power transmission shaft (20), sliding-vane air compressor (21), transfer railway carriage or compartment (22) and motor (23), the power that is produced by motor (23) drives cooler (3) and sliding-vane air compressor (21) respectively after transfer railway carriage or compartment (22), and through power transmission shaft (20) rear drive fire pump (19), the switching of all valves is controlled in control railway carriage or compartment (10).
2. fixed compound jet extinguishing device according to claim 1, it is characterized in that injection apparatus (9) is by fixed cover (24), slip cap (25), shell (26), positioning sleeve (27), block (28), globe valve (29), dry powder pipe (30), globe valve positioning sleeve (31), flour extraction pipe (32), drain pipe (33), globe valve supports (34), globe valve switch (35), water valve connecting rod switch (36), back-moving spring (37), limited block (38), joint (39) and dry powder holder (40) are formed, one end of described shell (26) links to each other with fixed cover (24) by screw thread, and joint (39) is installed in therebetween, and the outer cylinder of slip cap (25) matches with the inner cylinder of shell (26), and the sealing of O RunddichtringO is arranged, the inner face of this slip cap (25) links to each other with the end face of joint (39) by back-moving spring (37); And the inner cylinder of the other end of shell (26) matches with the outer cylinder of dry powder holder (40), and the sealing ring sealing is arranged, the semi-circular through hole that one mistake water and mixed liquor are arranged on the dry powder holder (40), its two ends are limited by drain pipe (33) and positioning sleeve (27) respectively, and portion installs the location that globe valve support (34) is used for globe valve (29) within it, and be located by block (28); On the left-right symmetry face of globe valve (29), respectively there is a translot to be used for the switch globe valve, globe valve fixed cover (31) and drain pipe (33) are installed in one by screw thread and globe valve (29) and rifle shell respectively, limited block (38) is installed in shell (26), water valve connecting rod switch (36) is installed on the slip cap (25), and dry powder pipe (30) is then integrally welded with shell (26); Injection apparatus (9) is to be made of not connected inner and outer pipes, and wherein interior pipe is that central spout is the outlet of solid extinguishing agent, and outer tube is the outlet of liquid extinguisher, and wherein globe valve switch (35) is used to control entering of ultra-fine dry powder.
3. fixed compound jet extinguishing device according to claim 2 is characterized in that flour extraction pipe (32), drain pipe (33) all adopt elder generation to restrain the structure that afterwards spreads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202839190U CN201664485U (en) | 2009-12-11 | 2009-12-11 | Fixed type composite jet fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202839190U CN201664485U (en) | 2009-12-11 | 2009-12-11 | Fixed type composite jet fire extinguishing device |
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| Publication Number | Publication Date |
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| CN201664485U true CN201664485U (en) | 2010-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202839190U Expired - Lifetime CN201664485U (en) | 2009-12-11 | 2009-12-11 | Fixed type composite jet fire extinguishing device |
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| CN (1) | CN201664485U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102091391B (en) * | 2009-12-11 | 2012-08-22 | 江苏卡威专用汽车制造有限公司 | Fixed type composite jet extinguishing device |
| CN102886111A (en) * | 2012-09-17 | 2013-01-23 | 姬永兴 | Dual-fire extinguishing agent spray gun and method thereof |
| CN106581897A (en) * | 2016-11-25 | 2017-04-26 | 南阳师范学院 | Carbon dioxide colloidal foam fire extinguishing device |
| CN114470582A (en) * | 2021-12-29 | 2022-05-13 | 湖南中联重科应急装备有限公司 | Dry powder extinguishing method for fire truck, processor, fire truck and storage medium |
-
2009
- 2009-12-11 CN CN2009202839190U patent/CN201664485U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102091391B (en) * | 2009-12-11 | 2012-08-22 | 江苏卡威专用汽车制造有限公司 | Fixed type composite jet extinguishing device |
| CN102886111A (en) * | 2012-09-17 | 2013-01-23 | 姬永兴 | Dual-fire extinguishing agent spray gun and method thereof |
| CN102886111B (en) * | 2012-09-17 | 2015-09-09 | 姬永兴 | A kind of two extinguishing chemical ejecting gun and method thereof |
| CN106581897A (en) * | 2016-11-25 | 2017-04-26 | 南阳师范学院 | Carbon dioxide colloidal foam fire extinguishing device |
| CN106581897B (en) * | 2016-11-25 | 2018-03-27 | 南阳师范学院 | Carbon dioxide colloidal foam extinguishing device |
| CN114470582A (en) * | 2021-12-29 | 2022-05-13 | 湖南中联重科应急装备有限公司 | Dry powder extinguishing method for fire truck, processor, fire truck and storage medium |
| CN114470582B (en) * | 2021-12-29 | 2023-08-11 | 湖南中联重科应急装备有限公司 | Dry powder extinguishing method for fire truck, processor, fire truck and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101208 Effective date of abandoning: 20091211 |