CN1053385C - Eruption type heavy dry-chemical fire extinguisher - Google Patents
Eruption type heavy dry-chemical fire extinguisher Download PDFInfo
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- CN1053385C CN1053385C CN95117916A CN95117916A CN1053385C CN 1053385 C CN1053385 C CN 1053385C CN 95117916 A CN95117916 A CN 95117916A CN 95117916 A CN95117916 A CN 95117916A CN 1053385 C CN1053385 C CN 1053385C
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Abstract
The present invention relates to a dry powder fire extinguisher which is characterized in that a power device with large power, a two-way guiding device, an air jet stabilizing device, a bottom-spray and side-discharge device, a hanging device and an ignition device are adopted, wherein the two-way guiding device is in an external obturation mode. Accordingly, a universal and safe dry powder fire extinguisher which is suitable for extinguishing large, stereo, afterburning, and mixed fire hazards of a forest, an oil depot, a depot, civil aviation, a high-rise building, etc. and has independent flame extinguishing capability is formed because the universal and safe dry powder fire extinguisher has ejection effect and explosion effect, the capability of instantly extinguishing fire and large capacity of dry powder, the capability of igniting at the upper and the lower ends, the capability of igniting by triggering, graze ignition and non graze ignition, combination capability between different types and between different specifications, and the capability of cooperating with hanging, floating, or transmitting carriers to be used.
Description
The present invention is a kind of fire extinguisher, says in particular, relates to a kind of eruption type heavy dry-chemical fire extinguisher.This fire extinguisher is suitable for putting out that forest, oil depot, storehouse, civil aviaton and skyscraper etc. are large-scale, three-dimensional, resume combustion and mixing fire.
The dry powder extinguisher of selling on market at present with regard to its dry powder spraying effect, can be divided into two classes, and a class is to be to hold body with the box hat, and gases at high pressure are power, are perforation with the nozzle, spray the jet type dry powder fire extinguisher of dry powder with pattern; One class be with paper, to mould housing serve as to hold body, high-pressure gas is a power, with the explosion type dry powder extinguisher of the comprehensive spreading dry powder of outburst form.The single-piece dry powder capacity of jet type dry powder fire extinguisher is big, the data in " the fire-fighting equipment sample " write in 1987 according to Chinese fire protection equipment company, and the maximum dress powder capacity of hand push jet type dry powder fire extinguisher can reach 50～100kg.But its spray regime is little, longer duration, and blow-off velocity is slow, and when fire extinguishing must manually participate in; The explosion type dry powder extinguisher can carry out comprehensive spraying at plate in the short time, but its dry powder capacity is little, and the maximum dry powder capacity of Chinese patent 88106927.2 disclosed dry powder extinguishers is 3kg; And according to " the 823rd page of data that provide of fire extinguishing handbook of writing publication " CFPA's team foundation and fire tactics Professional Committee " in September, 1989, the maximum dry powder capacity of the fire extinguisher bomb of U.S.'s fire extinguisher bomb emission fire fighting truck equipment is 4.7kg, thereby has limited its fire-extinguishing function concurrently and the scope of application.
The patent No. of being applied for registration of by my Artillery Equipment Technolgy Inst., Headquarters of General Staff is 91203558.7 heavy dry-chemical fire extinguisher, can be in the moment fire extinguishing, the dry powder capacity is brought up to 10kg, but it remains in the use in following problem: (one) adopts unidirectional guider scheme, and power set richochet distance is far away; Adopt two-way guider scheme, in the respective regions of guider up and down, the dead band may occur; (2) shell all adopts papery, can not bear the vibrations or the overload that occur in delivery, air-drop or the emission; (3) can not realize combination between the fire extinguisher.Because dusting of single tool highly is restricted, thereby can not put out all kinds of solids, resume combustion and mixing fire; (4) fire extinguisher can't be used with hanging equipment, floating carrier or launching carrier; (5) can only unidirectionally light a fire the igniting poor reliability; (6) can only light a fire with the initiation mode, limit the scope of application of fire extinguisher.
The objective of the invention is on the basis of existing dry-chemical fire extinguishing technology, invent a kind of jet-action and the outburst effect has concurrently, instantaneous fire-extinguishing function concurrently and big dry powder capacity have both, steel casing and paper (moulding) matter shell dual-purpose, upper end igniting and lower end igniting are held concurrently can, cause igniting and send out igniting, non-send out an ignition ability and have concurrently, thereby be suitable for putting out that forest, oil depot, storehouse, civil aviaton, skyscraper etc. are large-scale, three-dimensional, resume combustion and mixing fire, and have the universal safety type dry powder extinguisher of certain autonomous extinguishing ability.
Above-mentioned purpose of the present invention realizes by following measure: possess the two-fold advantage of instantaneous fire extinguishing and big dry powder capacity simultaneously in order to make fire extinguisher, the present invention adopted with present two kinds separately independently dry powder spray mode-steel housing fire extinguisher injecting type and paper, mould the technology of the explosion type of housing fire extinguisher-be combined as a whole, thereby constituted a kind of new injection-outburst composite type spraying mode; For the dry powder spreading of giving big equivalent provides very strong driving force, the present invention has adopted the big power power set of being made up of combined type coyote hole, combined type powder charge and recloser; In order effectively to control the spraying direction of fire fighting powder, to circumferential spreading, the present invention has adopted the two-way guider of balanced configuration up and down to the assurance fire fighting powder along the flame root; In order to eliminate the fire extinguishing dead band, guarantee that fire extinguisher possesses comprehensive fire-extinguishing function concurrently, the present invention has adopted end spray technique and side row mechanism; In order to guarantee that fire extinguisher realizes dynamic stability to give full play to fire extinguishing effectiveness in fire extinguishing moment, the present invention has adopted jet stability principle and jet stabilising arrangement; For casing rigidity can be strengthened in main direction, the present invention has adopted and has utilized steel material paper (moulding) mass shell body to be carried out the technology of local stiffening; In order to improve bulk strength and to satisfy various Unit Installation needs, the present invention has adopted the outer blocking formula structure that two-way guider is placed on paper (moulding) mass shell external body on general structure; In order to improve the igniting reliability, the present invention has adopted two-way firing technique; In order to adapt to the multiple demand that different service conditions are proposed the igniting form, the present invention has adopted initiation formula firing technique, but also dual-purpose and sent out and non-the firing technique of sending out; For the ease of hanging, realization connects with various aerial carriers or its auxiliary equipment, and the present invention has adopted the erecting by overhang with ignition function; In order to realize the combination between the fire extinguisher and to realize that multichannel reliably passes fire, the present invention has adopted the fiery device of multidirectional igniting with linkage function-pass.
Advantage of the present invention is: (one) is when keeping existing paper housing fire extinguisher moment fire extinguishing advantage, make fire extinguisher possess the ability that can be installed in big capacity dry powder, the maximum dry powder capacity of the single tool fire extinguisher of the present invention has at present reached the suitable level of heap(ed) capacity with present hand push injecting type fire extinguisher, thereby has powerful disposable jet ability and fire extinguishing power; (2) no matter the present invention is to use under the ground placement or the state of hanging, and all can realize dynamic stability, and it is the most high-effect fire extinguisher to be given full play to; (3) the present invention has very high intensity vertically, can bear the vibrations and the overload that occur in delivery, air-drop or the emission; (5) the present invention can carry out two-way igniting, has very strong igniting reliability; (6) the present invention both can adopt the initiation sparking mode, also can adopt and send out and non-the sparking mode of sending out, thereby various service conditions are had very strong adaptive capacity to the different demands of sparking mode; (7) the present invention can with variously hang equipment, float carrier and auxiliary equipment thereof, launching carrier be used, thereby widened the scope of application of fire-fighting technique equipment; (8) the present invention can realize string-combination side by side between the fire extinguisher of dissimilar, different size, thereby not only has large-area plane extinguishing ability, and has bigger depth and three-dimensional extinguishing ability; (9) jockey that adopted when using with combining form of the present invention has multi-direction, multichannel point, passes fiery ability, thereby no matter flame contact with fire extinguisher on any height fire extinguisher is detonated fast, thus can with fire suppression in from the beginning of; (10) the present invention not only is suitable for hanging, and is suitable for from aerial input and parachuting, thereby can ensure the safety of aerial carrier self when putting out a fire; (11) the present invention can utilize rocket or tube artillery emission, thereby makes ground fire-putting-out army possess remote extinguishing ability; (12) the present invention can combine with buoy and be positioned over the flammable liquid internal tank, thereby has the autonomous extinguishing ability that is independent of the external world.
Fig. 1 is an eruption type heavy dry-chemical fire extinguisher general structure schematic diagram
Fig. 2 is the firing device schematic diagram
Fig. 3 is the power set schematic diagrames
Fig. 4 is a combined type powder charge schematic diagram
Fig. 5 is the extinguishing device schematic diagram
Fig. 6 is the guider schematic diagram
Fig. 7 is jet stabilising arrangement schematic diagram
Fig. 8 is an end spray apparatus schematic diagram
Fig. 9 is the erecting by overhang schematic diagram
Figure 10 is an initiation formula igniter schematic diagram
Figure 11 be hairdo igniter schematic diagram
Figure 12 right and wrong hairdo igniter schematic diagram
Figure 13 is the fiery device schematic diagram of multidirectional igniting-biography with linkage function
Figure 14 is the tandem combining form schematic diagram of dissimilar fire extinguishers
Figure 15 is the tandem combining form schematic diagram of different size fire extinguisher
Below in conjunction with accompanying drawing embodiment is further described.
Fig. 1 is the general structure schematic diagram of eruption type heavy dry-chemical fire extinguisher of the present invention.It is made up of firing device 1, power set 2, extinguishing device 3, guider 4, jet stabilising arrangement 5, end spray apparatus 6, side arranging device 7, erecting by overhang 8, igniter 9 and volution 10.
Power set 2 place in the housing 32 of extinguishing device 3, are surrounded by fire fighting powder 33 on every side and fixing.Power set 2 are connected as a single entity with the positioning disk up and down of guider 4 respectively by the plug 16 and the volution 10 of firing device 1.
Guider 4 is made up of positioning disk up and down.Positioning disk tightly is buckled in the two ends of housing 32 upper and lower covers of extinguishing device 3 up and down, and is connected on the firing device 1 by volution 10.
Fig. 2 is the firing device schematic diagram.Firing device 1 be used to the to ignite powder charge of power set 2.This firing device 1 is by symmetry and two identical firing devices of structure are formed up and down.They are formed by fuse 14, ignition charge 15 and plug 16.There is a vent 17 in Lower Half central authorities at plug 16, are lined with thin paper 18 above vent 17, and ignition charge 15 is housed above the thin paper 18.The fuse 14 that has sheath 21 and spacer ring 19 inserts in the through hole 20 of plug 16 upper ends, and fixes with adhesive seal from the top.
Fig. 3 is the power set schematic diagrames.The effect of power set 2 is to provide power for extinguishing device 3.Power set 2 are made up of combined type coyote hole 22, recloser 23 and combined type powder charge 24.Combined type coyote hole 22 is bodies of power set 2, and is the central module that fire extinguisher bears axial load, connection fire extinguisher integral body.It is made up of coyote hole body 25, last lower spiro cover 26.Last lower spiro cover 26 is threaded onto respectively on the screw thread at coyote hole body two ends about in the of 25, and the central authorities of last lower spiro cover 26 are connected with firing device 1 up and down respectively.Recloser 23 and combined type powder charge 24 are housed in the coyote hole body 25, are drilled with the Lavalle spray orifice on the outer wall, 30 °～120 ° of spray orifice inclination angle excursions (60 °～90 ° better).Recloser 23 is used to control the opening and cutting out of vent 17 of firing device 1, is used to guarantee combined type powder charge 24 is burnt, so that the inner trajectory of power set 2 keeps stable under air-tight state in can reliable ignition.Recloser 23 is made by the sheet metal that periphery has logical fire hole 27, and about in the of 25 the inboard, two ends to be placed in the coyote hole body.Its mechanism is that when igniting, the gas that ignition charge 15 produces at first enters bore ends in the coyote hole by the vent 17 of firing device 1, then, enters the coyote hole inner chamber by the logical fire hole 27 on the recloser 23 again, lights combined type powder charge 24.After combined type powder charge 24 is lighted, the powder pressure that it produced will instead push away recloser 23, it is blocked the vent on the firing device 1 17, thereby make combined type powder charge 24 be in burning under the air-tight state, to guarantee the stable of power set 2 inner trajectories.
Fig. 4 is a combined type powder charge schematic diagram.The effect of combined type powder charge 24 is to provide power for power set 2.It is made up of main charge 28, starting mix pipe 29, end igniter pad 30 and winding layer 31.Main charge 28 is main energy sources of power set 2; Starting mix pipe 29 and end igniter pad 30 are used to make main charge 28 to realize instantaneous even igniting.Main charge 28 place starting mix pipe 29 around, evenly burn to guarantee main charge 28; End igniter pad 30 is positioned at the two ends up and down of main charge 28, and main charge 28 is with starting mix pipe 29, end igniter pad 30, encase with winding layer 31.Winding layer 31 is made by fibrous material, and inner surface scribbles fireproof paint, in case burnt by powder gases; After 31 winding of winding layer, overlapping at seam crossing, and non-caked, to form the extended position structure that can relatively move, so that under the powder pressure effect, can tightly be attached on the inwall of coyote hole body 25, in case powder gases leaks because of 31 fracture of winding layer.
Fig. 5 is the extinguishing device schematic diagram.Extinguishing device 3 is used for direct fire extinguishing, and it is made up of housing 32 and fire fighting powder 33 etc.Can load three kinds of different fire fighting powders 33 respectively in the housing 32, filling BC type fire fighting powder 33 is mainly used in and puts out BC class fire; Filling ABC type fire fighting powder 33 can put out ABC class fire; Filling D type fire fighting powder is mainly used in and puts out potassium, sodium or its alloy, metal fire such as aluminium, magnesium or almag.Housing 32 can adopt papery, also can adopt foamed plastics.Housing 32 is divided into inside and outside shell when adopting papery, and inner casing is a controlled fragment shape cylinder, and outer surface is sticking around the brown paper shell, and two ends have overlayed lower bottom cover.Last lower bottom cover has constituted steel, the synthetic housing of papery jointly with button positioning disk up and down thereon respectively.Paper housing 32 outer surfaces are brushed moistureproof fire-retarding paint.When housing 32 adopted foamed plastics to make, cylinder blanket and upper and lower bottom bulk-breaking were molded, then, utilize adhesive bond as a whole.
Fig. 6 is the guider schematic diagram.The effect of guider 4 is: the eruption direction of (one) control fire fighting powder, thus guarantee to make fire fighting powder along circumferentially spreading is even; (2) axial strength of reinforcement housing 32 improves the ability to bear of fire extinguisher to high overload; (3) as the multiple Unit Installation matrix of newly establishing.Guider 4 is made up of two positioning disks up and down.Positioning disk is made up of body 34 and centre bore 35.Body 34 is a rosette, is a groove in the middle of the rosette, and the upper and lower covers two ends of housing 32 are satisfied with in the groove; Body 34 is placed on the firing device 1 by centre bore 35, and by volution 10 guider 4 is connected as a single entity with firing device 1, power set 2 and extinguishing device 3.
Fig. 7 is jet stabilising arrangement schematic diagram.The effect of jet stabilising arrangement 5 is: (one) utilizes the reaction of gas to make fire extinguisher keep dynamic stability; (2) reduce the richochet phenomenon; (3) put out fire extinguisher upper end flame.Jet stabilising arrangement 5 is arranged on the last positioning disk of guider 4, can be divided into exposed, embedded two kinds according to the difference of constructing.Exposed jet stabilising arrangement 5 is made up of several jet pipes 36.Jet pipe 36 is by on the last positioning disk that is threadedly connected to guider 4.There is spray orifice 37 in the central authorities of jet pipe 36, and the excursion at spray orifice 37 inclination angles is 0 °～90 ° (10 °～60 ° better).The version of embedded jet stabilising arrangement 5 is with exposed similar, and just it is embedded in the positioning disk body.
Fig. 8 is that schematic diagram is put in end spray.The effect of end spray apparatus 6 is the following spray passages of linking up fire fighting powder, to avoid the occurring fire extinguishing dead band below fire extinguisher.End spray apparatus 6 is arranged on the following positioning disk of guider 4, and it is made of the spray orifice 38 of size and location-appropriate, and the variation model figure at spray orifice inclination angle is 0 °～90 ° (10 °～60 ° better).The main body of side arranging device 7 is one group of spherical bearing or spherical roller support or other streamlined bearings, and referring to Fig. 1, its effect is when using under ground placement condition, and (one) dredges down the stream that dusts; (2) reduce end spray pressure; (3) support the fire extinguisher body; (4) that fire extinguisher is moved is light for spherical roller support.
Fig. 9 is the erecting by overhang schematic diagram.The effect of erecting by overhang 8 is: (one) connects with hanging equipment, aerial floating body or its auxiliary equipment; (2) guarantee to light a fire from the upper end.Erecting by overhang 8 is to hang spiral shell, and it is connected on the firing device 1 by lower thread 39, and last cross-drilled hole 41 is used to connect hoist cable or suspension ring; Fuse hole 40 is used to draw fuse 14.
Figure 10 is an initiation formula igniter schematic diagram.The effect of initiation formula igniter 9 is: (one) directly utilizes the flame in the fire district firing device that ignites; (2) protection firing device and anti-its make moist.Initiation formula igniter 9 is connected in down on the firing device 1 by screw thread 45, and the fuse hole 43 on the body 42 is used to draw fuse 14, and inflammable moisture-proof film 44 is affixed on the outer end in fuse hole 43, in case fuse 14 makes moist.
The mechanism of eruption type heavy dry-chemical fire extinguisher of the present invention is: after flame ignites fuse 14 automatically, ignition charge 15 is ignited, vent 17 and logical fire hole 27 recloser 23 on ignite the combined type powder charge 24 in power set 2 of the high-temperature gas that ignition charge 15 produces by plug 16 bottoms, the powder gases that combined type powder charge 24 is produced at first promotes recloser 23 vent 17 on the firing device 1 is closed, then after pressure increases to certain numerical value, promptly go out the side opening on the coyote hole body 25, form supersonic airstream, force fire fighting powder outwards to spray along three different directions: first direction is, jet breaks through side housing 32, on the medium and long distance of fire fighting powder spraying in attack area; Second direction be, fire fighting powder by and go out the spray orifice 37 of jet stabilising arrangement 5, above putting out, in the fire, produce reaction force, make fire extinguisher keep attitude stabilization; The 3rd direction be, fire fighting powder by and go out the formed side spray of following positioning disk and the ground window of the spray orifice 38 of end spray apparatus 6 and side arranging device 7, guider 4, spray in the fire extinguisher bottom periphery.If the firing device that is at first ignited 1 lost efficacy, so, after the process sluggishness of moment, flame can be lighted the standby firing device 1 of the other end automatically.Its mechanism is to last similar.
The present invention can be provided with on ground, also can be used in combination with hanging equipment, launching carrier or reaching the showy carrier of liquid level in the air; Can use use also capable of being combined by single tool; Can adopt the initiation mode to light a fire, also can adopt and send out or non-originating party formula igniting.
Figure 11 be hairdo igniter schematic diagram.Hairdo igniter 11 is replaceability devices of initiation formula igniter 9, its effect be non-immediate fire area make spray fire extinguisher and need contact to earth the igniting situation under use.Hairdo igniter 11 is made up of body 46, bump firing pin 47, igniter cap 48, cover plate 49, flash hole 50 and connecting thread 51.
When fire extinguisher touched ground, the percussion cap 48 forward under effect of inertia of bump firing pin 47 made its ignition, and flame ignites firing device 1 by flash hole 50.
Figure 12 right and wrong hairdo igniter schematic diagram.Non-hairdo igniter 12 is another kind of replaceability devices of initiation formula igniter 9, and its effect is to make to spray fire extinguisher and require at non-immediate fire area to use under not direct the condition of sending out.Non-hairdo igniter can adopt multiple Starting mode such as electricity, heat, sound, light, magnetic, batch pan, machinery.Present embodiment, what list is the thermosensitive type Starting mode.
The temperature-sensitive actuated type non-hairdo igniter 12 form by power supply 52, heat-sensitive sensor 53, electric squib 54 and resistance 55.Heat-sensitive sensor 53 is a closed bimetal leaf, and when environment temperature rose to limiting temperature, bimetal leaf formed the closed-loop path and lights electric squib 54, thereby cause firing device 1 promptly by the thermoswitch closure, and fire extinguisher is detonated.
Figure 13 is the fiery device schematic diagram of multidirectional igniting-biography with linkage function.Purposes with multidirectional igniting-fiery device 13 of biography of linkage function is: (one) carrying out horizontal direction reliable ignition; (2) guarantee that the upper and lower binary channels reliably passes fire; (3) two tool fire extinguishers are connected as a single entity up and down.It is made up of body 57, last starting mix box 56, following starting mix box 58, last fuse 59 and following fuse 61.On the firing device 1 of body 57 by two tool eruption type heavy dry-chemical fire extinguishers about connecting thread is connected to up and down.Multidirectional igniting-pass fiery device assembly is housed in the body 57, through hole 60 is arranged on the sidewall, last starting mix box 56 and following starting mix box 58 be respectively applied for the reliable ignition that guarantees two tool fire extinguishers up and down with pass fiery.Insert respectively in starting mix box 56 and the following starting mix box 58 end of last fuse 59 and following fuse 61, and link together with it respectively.Last fuse 59 and following fuse 61 are combined into one, pass the through hole 60 on the body after, its end is bonded on the edge of positioning disk under the top tool fire extinguisher.
Its mechanism is: when eruption type heavy dry-chemical fire extinguisher was combined into ignition zone, flame was lighted fuse 59 and following fuse 61 simultaneously, and last fuse 59 and following fuse 61 are lighted starting mix box 56 and following starting mix box 58 respectively.By the firing device 1 of fire extinguisher about the flame of starting mix ignites up and down, making up and down, two tool fire extinguishers detonate then.
If fire district flame is positioned at the bottom of eruption type fire extinguisher combination, then flame will at first be lighted a bottom tool fire extinguisher and it is detonated, the combustion gas in the power set 2 of a bottom tool fire extinguisher is simultaneously then lighted two interior starting mix boxes 56 of the fiery device of the multidirectional igniting-biography with linkage function 13 and 58 by the vent 17 of firing device it on 1, the following firing device 1 of the adjacent last tool fire extinguisher of flame ignition that powder burning produces in the igniter cartridge detonates a tool fire extinguisher.Detonate successively from bottom to top then, all detonating until the fire extinguisher combination finishes.
If the flame in fire district is positioned at the upper end of eruption type fire extinguisher combination, then flame will at first be lighted the last firing device 1 of a tool fire extinguisher topmost, detonate successively from top to bottom then, and all detonating until the fire extinguisher combination finishes.
Therefore, have the fiery device 13 of multidirectional igniting-biography of linkage function, both given eruption type heavy dry-chemical fire extinguisher combination on differing heights, to carry out the ability of multi-direction reliable ignition, also given its from top to bottom or multichannel from bottom to top pass fiery ability.
Figure 14 is the tandem combining form schematic diagram of dissimilar fire extinguishers.
An outstanding feature of the present invention is, can make up between dissimilar, the different size fire extinguisher.Why require fire extinguisher must possess this kind characteristics, be because single tool eruption type heavy dry-chemical fire extinguisher still has the following disadvantages: single tool fire extinguisher that () is positioned at the three unities can only act on once, can not repeat function, thereby can't rely on fire extinguisher itself to solve ember resume combustion problem in the fire district; (2) overall height owing to single tool fire extinguisher is restricted with the density of dusting, thereby can only be used to put out from the beginning of fire, and is then powerless substantially to the big fire of sustained combustion; (3) be only applicable to put out the plane fire, and can not put out three-dimensional fire effectively; (4) once the fire extinguisher of adorning a kind of dry powder can only be used, thereby the mixing fire that formed aluminium, magnesium metal, oil gas and fiber etc. constitute when catching fire such as aircraft can not be in time put out.Adopt eruption type heavy dry-chemical fire extinguisher tandem combining form, then can remedy the above-mentioned shortcoming of single tool fire extinguisher, and put out fast at present and provide a kind of effective tool the maximum large-sized fires such as forest, oil depot, skyscraper and commercial airliner of human society harm for being used in powder.
Shown in Figure 14 for making up by the same specification of three tools, the dissimilar fire extinguisher tandems that eruption type heavy dry-chemical fire extinguisher constituted.Its main application is a formed mixing fire when putting out civil aviaton, warehouse etc. and catching fire, and it is made up of single tool fire extinguisher A, B, D, erecting by overhang 8, igniter 9 and the fiery device 13 of igniting-biography with linkage function.A one is equipped with the eruption type heavy dry-chemical fire extinguisher of ABC type dry powder, " A " type that can go out fire; B one is equipped with the eruption type heavy dry-chemical fire extinguisher of BC type dry powder, and the category-B fire can go out; D one is equipped with the eruption type heavy dry-chemical fire extinguisher of D type dry powder, can put out metal fire such as aluminium, magnesium, sodium, potassium.Fire extinguisher A and B, B and D link together by the fiery device 13 of the igniting-biography with linkage function.The lower end peace igniter 9 of fire extinguisher D.
When flame was at first lighted igniter 9, single tool fire extinguisher D at first detonated, and then by the fiery device 13 of the igniting-biography with linkage function, fire extinguisher B and A was detonated; If flame zone is positioned at the middle part of fire extinguisher combination, then flame will at first be lighted the fiery device 13 of igniting-biographys with linkage function, and Dui Ying adjacent two tool fire extinguishers detonate simultaneously then, and both direction passes fire simultaneously other fire extinguisher is detonated about the edge.
Figure 15 is the tandem combining form schematic diagram of different size fire extinguisher.It is made up of same type or dissimilar single tool fire extinguishers.Utilize the fiery device 13 of the igniting-biography with linkage function to connect between single tool fire extinguisher, upper and lower side is equipped with erecting by overhang 8 and igniter 9 respectively.
Monomer of the present invention and various tandem combining form thereof can be used for remote emission with after existing promotion or emission system combine; After the liquid level buoyancy aid combines, can be floating on liquid level.
Compare with other fire extinguishers, the advantage of this fire extinguisher is: injection and explosion have concurrently, Instantaneous fire extinguishing and big dry powder capacity have both, upper end, lower end igniting hold concurrently can, cause, and send out and non-And send out igniting and have concurrently, can make up between dissimilar, the different size, with hang, floating or Launching carrier (cannon, rocket) or air-drop carrier can be used, thereby are to pounce on a kind of being fit to Go out that forest, oil depot, warehouse, civil aviaton and skyscraper etc. are large-scale, three-dimensional, resume combustion and mixing fire Calamity also has certain independently general, the safety-type dry powder extinguisher of extinguishing ability.
Claims (5)
1. eruption type heavy dry-chemical fire extinguisher, comprise firing device 1, power set 2 and extinguishing device 3, firing device 1 is by being threaded on the power set 2, power set 2 are placed in the paper shell of extinguishing device 3, fix with the fire fighting powder that compresses on every side, it is characterized in that also comprising the guider 4 that is used to control fire fighting powder eruption direction and reinforces casing rigidity, be used to make fire extinguisher to keep the jet stabilising arrangement 5 of dynamic stability, be used to avoid the below end spray apparatus 6 in fire extinguishing dead band to occur, be used to dredge down the side arranging device 7 that dusts and flow, have concurrently and hang with the erecting by overhang 8 of ignition function and can the initiation mode light a fire, also can send out and non-the igniter 9 of originating party formula igniting; Power set 2 have adopted by coyote hole body 25, last lower spiro cover 26 and the combined type coyote hole 22 that constitutes of firing device 1 up and down, be used in reliable ignition, make power set 2 keep the stable recloser 23 of inner trajectory, it is made by the sheet metal that periphery has logical fire hole 27, about in the of 25 the inboard, two ends to be placed in the coyote hole body, by main charge 28, the big power power set that the combined type powder charge 24 that starting mix pipe 29 and end igniter pad 30 are formed is constituted, two-way guider 4 has been adopted at the two ends of power set 2, two-way guider 4 is by last, following positioning disk is formed, up and down positioning disk be buckled in respectively extinguishing device 3 on, under cover, and be connected on the firing device 1 by volution 10; Firing device 1 upper and lower being symmetrical arranged, upper and lower firing device 1 is connected on the upper and lower blind nut 26 of power set 2, and passes the upper and lower bottom of extinguishing device 3 and the upper and lower positioning disk of guider 4 is being connected volution 10, erecting by overhang 8 and igniter 9 respectively; Power set 2 connect as one with the positioning disk up and down of guider 4 respectively by firing device 1 and volution 10; Jet stabilising arrangement 5 is positioned on the last positioning disk of guider 4, and end spray apparatus 6 and side arranging device 7 are positioned on the following positioning disk of guider 4; Erecting by overhang 8 and igniter 9 are connected to the end of upper and lower firing device 1; Housing 32 can adopt paper or foamed plastics to make.
2. eruption type heavy dry-chemical fire extinguisher according to claim 1 is characterized in that having adopted Laval nozzle on coyote hole body 25, jet stabilising arrangement 5 and end spray apparatus 6, and the inclination angle of Laval nozzle is 0 degree～90 degree.
3. eruption type heavy dry-chemical fire extinguisher according to claim 1 is characterized in that jet stabilising arrangement 5 is that employing is exposed or embedded.
4. eruption type heavy dry-chemical fire extinguisher according to claim 1, it is characterized in that in the position of igniter 9 can the mounting strap linkage function the fiery device 13 of igniting-biography, thereby many tools fire extinguisher tandem dissimilar, different size is combined.
5. eruption type heavy dry-chemical fire extinguisher according to claim 1 after it is characterized in that monomer whose or its combination and existing promotion or emission system combining, can be used for emission; After the liquid level buoyancy aid combines, can be floating at liquid level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95117916A CN1053385C (en) | 1995-10-31 | 1995-10-31 | Eruption type heavy dry-chemical fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95117916A CN1053385C (en) | 1995-10-31 | 1995-10-31 | Eruption type heavy dry-chemical fire extinguisher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1150051A CN1150051A (en) | 1997-05-21 |
| CN1053385C true CN1053385C (en) | 2000-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95117916A Expired - Fee Related CN1053385C (en) | 1995-10-31 | 1995-10-31 | Eruption type heavy dry-chemical fire extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1053385C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294094A (en) * | 2010-06-28 | 2011-12-28 | 陕西兰德森茂消防科技有限公司 | Fire extinguishing plant |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2102129U (en) * | 1991-03-13 | 1992-04-22 | 中国人民解放军总参谋部炮兵装备技术研究所 | Heavy dry-chemical fire extinguisher |
-
1995
- 1995-10-31 CN CN95117916A patent/CN1053385C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2102129U (en) * | 1991-03-13 | 1992-04-22 | 中国人民解放军总参谋部炮兵装备技术研究所 | Heavy dry-chemical fire extinguisher |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1150051A (en) | 1997-05-21 |
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