CN201020182Y - Compressed gas foam and water mist fire monitor - Google Patents
Compressed gas foam and water mist fire monitor Download PDFInfo
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- CN201020182Y CN201020182Y CNU2007200936708U CN200720093670U CN201020182Y CN 201020182 Y CN201020182 Y CN 201020182Y CN U2007200936708 U CNU2007200936708 U CN U2007200936708U CN 200720093670 U CN200720093670 U CN 200720093670U CN 201020182 Y CN201020182 Y CN 201020182Y
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Abstract
The utility model discloses a compressed gas foam and water mist monitor, belonging to the field of fire fighting, which effectively avoids low utilization ratio of fire extinguishing medium by current monitor, generation of hazards during fire extinguishing, and failure of foam or mist jetting in large flow and far distance under low pressure. The monitor comprises a base, a horizontally gyrating unit, a horizontally gyrating gun-barrel, an elevating gyrating unit, an elevating gyrating gun-barrel, an ejector, an exposure transmission pipe for gas at the mouth of the monitor, a transmission pipe unit for gas inside the monitor, and a gatherer for foam fluid. The vertical base is movably matched with the horizontally gyrating gun-barrel through the horizontally gyrating unit. The horizontally gyrating gun-barrel is movably connected with the elevating gyrating gun-barrel through the elevating gyrating unit. The elevating gyrating gun-barrel is fixedly connected to the ejector at the mouth of the monitor. Two ends of the exposure transmission pipe for gas at the mouth of the monitor are respectively connected with the ejector and the transmission pipe unit for gas inside the monitor. Bottom of the transmission pipe unit for gas inside the monitor is arranged on the base. The monitor is applicable to fire hazards happened in vast space, tank storage areas and tunnels.
Description
Technical field
The utility model relates to a kind of fire extinguishing equipment that is applied in fire-fighting domain, especially relates to a kind of compressed air foam and thin water smoke fire monitor.
Background technology
At present, what fire monitor sprayed in the known conventional fire-fighting fire extinguishing equipment is firing-fighting mediums such as water or foam solution, normally be ejected on the comburant, the object that catches fire is puted out a fire to save life and property, like this catch fire object and trapped personnel are had very big impulsive force and destructive power with water column shape or big water droplet.That is to say because the effect of impulsive force is easy to make oil drum, oil tank, personnel etc. to tumble, cause secondary disaster.And the firing-fighting medium consumption is very big but utilization rate is extremely low, and corresponding cost is also very big.If run into large-sized fire, the timely supply of a large amount of firing-fighting mediums just becomes very troubling problem, and foam solution or water smoke low-pressure state greatly flow spray at a distance.
Its advantage of compressed air foam (also claiming class A foam) is:
1, foam momentum in exit is big, can be ejected into more at a distance, and is difficult for being blown to four winds;
2, foam is even, good stability, and back-fire relief is long effective time;
3, it is big to obtain the expansion ratio scope of foam, regulates easily;
4, the efficient height of putting out the fire, foam fire-fighting medium consumption is few.
Recently for a period of time, the CAFS of import has captured the domestic market, but because its price height, function singleness, and jet length is nearer, and structure is too numerous and diverse and be difficult to popularize.Popularized in order to make this advanced fire-fighting mode as much as possible, compressed air foam and the thin multi-functional fire monitor of water smoke have fundamentally carried out innovative design to structure and principle, the pressure reduction that utilizes two-phase fluid is in the output hybrid mode, the compressed air foam mixed liquor was finished simple in structure and low in cost with mixing in gun muzzle injection apparatus of Compressed Gas when both having utilized compressed air foam and the multi-functional fire monitor of thin water smoke to work; And import compressed air foam system is the input mixing, and the complicated mixed pipe line of both the compressed air foam mixed liquor having been flowed through mixes the back and outwards sprayed by gun muzzle with Compressed Gas, and structure is numerous and diverse huge, and maintenance cost and manufacturing cost are high.
Fire monitor sprayed in the conventional fire-extinguishing apparatus mostly is the column current, and its utilization rate in fire extinguishing or cooling is extremely low, and most firing-fighting mediums are wasted, having flowed away in vain, and wherein only having seldom, a part has played effect.Causing the reason of such final result, mainly is that the shape of firing-fighting medium after injection is unreasonable.Find that according to the fire-fighting fire extinguishing scientific research utilize fine mist fire-fighting than conventional fire monitor incomparable advantage to be arranged, its outstanding feature is:
1, water is when being evaporated to gaseous state by liquid state, and it absorbs the ability maximum of heat, fire extinguishing cooling cooling effect the best;
2,, thereby flame is suffocated with also rapid thereupon minimizing of the oxygen content in the time space because the gasification of a large amount of liquid increases sharply the content of steam;
3, because firing-fighting medium enters the scene of a fire with the water smoke state, and water smoke evaporates rapidly in fire extinguishing procedure, form the heat absorption barrier, interdict thermal-radiating transmission.Can be used as the protection of fire fighter when entering the scene of a fire;
4, be atomized owing to firing-fighting medium, so the quality in its unit volume is just very little, can not produce very big tingling sensation in the time of on being ejected into the object or person body, oil drum, oil tank, personnel etc. are tumbled, its destructive power wants little much with respect to traditional fire monitor;
5, put out same fire, the use amount of compressed air foam and the thin multi-functional fire monitor firing-fighting medium of water smoke is equivalent to 1/3rd of conventional fire monitor consumption.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiency that prior art exists, and a kind of compressed air foam and thin water smoke fire monitor are provided.It is a kind of multi-functional fire monitor that can spray the firing-fighting medium of various performances such as class A foam, category-B foam (regular-type foam), thin water smoke, superfine spray, common water column and state.
Consult Fig. 1 to Fig. 6, in order to solve the problems of the technologies described above, the utility model adopts following technical scheme to be achieved.The utility model is mainly by base, horizontal rotation mechanism, and the horizontal rotation gun tube is faced upward the slew gear of bowing, and faces upward the revolution gun tube of bowing, gun muzzle injection apparatus, gun muzzle exposes appendix, and air shooter and foam solution gatherer are formed in the big gun; The press water import of vertical base lower end is fixedlyed connected with the water pipe of pressure water source, the upper end of base is connected with the lower end of horizontal rotation gun tube movingly by horizontal rotation mechanism, the upper end of horizontal rotation gun tube is connected by facing upward the slew gear of bowing movingly with the water inlet end of facing upward the revolution gun tube of bowing, the discharge ends of facing upward the revolution gun tube of bowing is fixedlyed connected with the press water water inlet end of gun muzzle injection apparatus, air inlet near gun muzzle injection apparatus water inlet end is fixedlyed connected with the end that gun muzzle exposes appendix, the other end that gun muzzle exposes appendix is fixedlyed connected with the upper end of air shooter in the big gun, the lower end of air shooter is fixed on the base in the big gun, and the foam solution gatherer also is fixed on the base.
Base described in the technical scheme is the cylindrical element that can be used as water service pipe that is fixed with ring flange, is processed with the circular hole that interior air shooter of big gun and foam solution gatherer are installed on it, fixedlys connected with interior tubular axis in the base upper end; Fixedly connected with outer sleeve in the described lower end that can be used as the horizontal rotation gun tube of water service pipe, outer sleeve is dressed up movingly with the interior pipe sleeve that is fixed on base upper end and is connected, and the upper end of horizontal rotation gun tube also is that cover is dressed up binding movingly with can be used as the bow water inlet end of revolution gun tube of facing upward of water service pipe; The upper end of described horizontal rotation gun tube with can be used as facing upward of water service pipe bow the water inlet end of revolution gun tube be the cover upper end of dressing up movingly the horizontal rotation gun tube that links with can be used as facing upward of water service pipe bow the water inlet end of revolution gun tube also be fixed with in tubular axis and outer sleeve; Described horizontal rotation mechanism is mainly by joystick, manual pulley, and worm couple and motor are formed; Manual pulley, worm couple adopts key to be connected with screw with motor successively, joystick is connected with the motor electric wire, and the housing by worm couple is installed is fixed on the upper end of base with horizontal rotation mechanism, and worm gear is fixedly set on the lower end of horizontal rotation gun tube; The described slew gear of bowing of facing upward also is mainly by joystick, manual pulley, and worm couple and motor are formed; Manual pulley, worm couple adopts key to be connected with screw with motor successively, joystick is connected with the motor electric wire, will face upward the upper end that the slew gear of bowing is fixed on the horizontal rotation gun tube by the housing that worm couple is installed, and worm gear is fixedly set on the water inlet end of facing upward the revolution gun tube of bowing; Described gun muzzle injection apparatus is mainly by big gun jetting orifice overcoat, and standing screw overlaps in the big gun jetting orifice, the puff prot overcoat, and playpipe is formed with the big gun outer tube that is processed with big gun outer tube air intlet; Cooperating the discharge ends of the big gun jetting orifice overcoat that forms adjustable annulus spout that makes the Compressed Gas ejection or porous slit spout with the puff prot overcoat is that gas thread is connected with the puff prot overcoat, the puff prot overcoat is to be connected with gas thread with the big gun outer tube, the puff prot overcoat with also be to be connected with being in the playpipe that outer field big gun outer tube forms the annulus of being convenient to gas-liquid mixed with gas thread, with apply mechanically standing screw in the big gun jetting orifice that forms an adjustable annulus jet between the taper seat that is connected two shoulder holes of big gun jetting orifice overcoat and be fixed on the circular hole of processing on the reinforcement gusset that is provided with in the overcoat aperture stomidium of big gun jetting orifice, the water inlet end of big gun jetting orifice overcoat with face upward the effective gas thread of the swivel gun of bowing and connect; The endoporus of described big gun jetting orifice overcoat is processed into two holes that diameter is different, be connected with taper seat between two holes, in the aperture stomidium, be fixed with the reinforcement gusset, strengthening being processed with the through hole that usefulness is installed on the gusset, on the external cylindrical surface of the small bore end of big gun jetting orifice overcoat and middle part, be processed with gas thread; Described big gun jetting orifice overcoat can also be in external cylindrical surface upper edge circumference and the equally distributed spline tooth of radial direction reprocessing some and certain axial width or the profile of tooth of other easy processing of the constant big gun jetting orifice overcoat discharge ends of aforementioned techniques feature; Cover is a round platform cup in the described big gun jetting orifice, processes a through hole at the top of round platform cup small end along the axis of round platform cup; Described puff prot overcoat is a torus, radially two of symmetry processing expose the air admission hole that appendix is connected usefulness with gun muzzle at the middle part of its external cylindrical surface, on the external cylindrical surface of puff prot overcoat exhaust end, be processed with gas thread, two ends on the puff prot overcoat endoporus face of cylinder are processed with gas thread, promptly process a cannelure of being convenient to gas flow with two air admission hole corresponding positions at the middle part on the puff prot overcoat endoporus face of cylinder; Described big gun outer tube is a cylindrical element, one end in its hole is processed with gas thread, on its cylindrical shell, along the circumferential direction be evenly equipped with air admission hole, its hole shape can be a circular hole, rectangular opening or other be the hole shape of processing easily, air admission hole the uniform quantity of upper edge, face of cylinder axis direction one also a plurality of; Air shooter is mainly by the Compressed Gas external connector in the described big gun, stationary pipes, and swivel coupling, interior appendix, three-way connection is formed; The Compressed Gas external connector is fixed on the circular hole that base processes, and be connected with an end of stationary pipes, the other end of stationary pipes is fixedlyed connected with an end of swivel coupling, the other end of swivel coupling is fixedlyed connected with an end of interior appendix again, the other end of interior appendix is fixedlyed connected with an end of second swivel coupling, the other end of second swivel coupling is fixedlyed connected with an interface of three-way connection by pipeline again, and two other interface of three-way connection is fixedlyed connected with the end that two gun muzzles expose appendix; The other end of appendix is fixedlyed connected with an end of second swivel coupling in described, the other end of second swivel coupling is fixedlyed connected with an interface of three-way connection by pipeline again, two other interface of three-way connection and two gun muzzles expose the technical scheme that an end of appendix fixedlys connected can fixedly connected with an end of a flexible pipe with the other end of interior appendix, the other end of flexible pipe is fixedlyed connected with an interface of three-way connection, and two other interface of three-way connection and two gun muzzles expose the technical scheme that an end of appendix fixedlys connected and replace; Described foam solution gatherer mainly imports spout by foam solution input interface and foam solution and forms; It is to fixedly connected with the foam solution input interface that foam solution imports spout, and the foam solution input interface is fixed on the manufactured circular hole of base; The middle part that described foam solution imports spout is a torus, on the torus external cylindrical surface, radially process a through hole that allows foam solution enter, on the torus inner cylinder face, be convenient to the cannelure that foam solution flows with one of through hole corresponding position processing, on the torus external cylindrical surface, fix a passage pipe with the through hole corresponding position, on the torus external cylindrical surface, fix a support arm with passage pipe symmetry place, the other end of support arm is fixed on the inwall of base, and the other end of passage pipe is fixedlyed connected with the foam solution input interface.
The beneficial effects of the utility model are:
1. compressed air foam and thin water smoke fire monitor are saved extinguishing chemical very much, and the use amount of its extinguishing chemical is 1/3 of traditional fire monitor use amount, and economic benefit is obvious.
2. the compressed air foam and the thin water smoke fire monitor scope of application are extensive, are suitable for multiple place.Can be vehicle-mounted, move and fixedly mount, be particularly useful for wide large space and oil tank storage area.
3. compressed air foam and thin water smoke fire monitor far firing range, working range is big, area coverage is wide, not only can put out skyscraper fire and but also can put out superficial fire; The many usefulness of one big gun not only can injection water but also can the spray foam firing-fighting medium.
4. compressed air foam and thin water smoke fire monitor can not produce great impact power when firing-fighting medium is ejected on the object or person body, its destructive power wants little much with respect to traditional fire monitor, alleviate the secondary disaster that produces owing to fire extinguishing, thereby reduced economic loss.
5. compressed air foam and thin water smoke fire monitor be when injection water, and water is the thin water smoke shape firing-fighting medium that has atomized, and has the ability of certain cut-through thing, and is both mobile with the air current flow direction.Be highly suitable for putting out partition board and hinder the interior fire of space, labyrinth, subway and tunnel.When spraying compressed air foam, because the compressed air foam water content is little of heavy and light, the compressed air foam firing-fighting medium can be put out a fire or the insulation blocking effect thereby play for a long time attached to body surface.When spraying regular-type foam, because the secondary acceleration of Compressed Gas can make jet length and frothing percentage obviously greater than the regular-type foam big gun, thereby the fire extinguishing effect of regular-type foam is significantly strengthened.
6. compressed air foam and the thin many usefulness of water smoke fire monitor one big gun have solved the problem that fire monitor can not spray firing-fighting mediums such as compressed air foam, regular-type foam or water with same gun muzzle, and this big gun is applicable to and sprays multiple firing-fighting medium commonly used at present.
7. compressed air foam and thin water smoke fire monitor are when spraying compressed air foam, only need provide press water, Compressed Gas, compressed air foam to get final product, when compressed air foam and thin water smoke fire monitor work, the press water foam mixing liquid is finished simple in structure and low in cost with mixing in gun muzzle injection apparatus of Compressed Gas; And import compressed air foam device is the compressed air foam mixed liquor to be flowed through outwards sprayed by gun muzzle after complicated mixed pipe line mixes with Compressed Gas, and structure is numerous and diverse huge, and maintenance cost and manufacturing cost are high.
8. compressed air foam and thin water smoke fire monitor can make foam or water smoke realize that under low-pressure state big flow sprays at a distance.
Description of drawings
Fig. 1 is the front view of compressed air foam and thin water smoke fire monitor structure diagram;
Fig. 2 is the left view of compressed air foam and thin water smoke fire monitor structure diagram;
Fig. 3 is the vertical view of gun muzzle injection apparatus of compressed air foam and thin water smoke fire monitor;
Fig. 4 is the left view of the interior air shooter of big gun of compressed air foam and thin water smoke fire monitor;
Fig. 5 is the vertical view of horizontal rotation mechanism structure sketch among Fig. 2;
Fig. 6 is the cutaway view of base and foam solution gatherer structure diagram among Fig. 2;
Fig. 7 is the cutaway view on the annulus spout structure simplified schematic diagram right view of first kind of adjustable Compressed Gas ejection that big gun jetting orifice overcoat and puff prot overcoat form among Fig. 3;
Fig. 8 is the cutaway view on the porous slit spout structure simplified schematic diagram right view of second kind of adjustable Compressed Gas ejection that big gun jetting orifice overcoat and puff prot overcoat form among Fig. 3;
Among the figure: 1. base, 2. press water import, 3. horizontal rotation mechanism, 4. the horizontal rotation gun tube is 5. faced upward the slew gear of bowing, and 6. faces upward the revolution gun tube of bowing, 7. gun muzzle injection apparatus, 8. gun muzzle exposes appendix, 9. air shooter in the big gun, 10. foam solution gatherer, 11. big gun jetting orifice overcoats, 12. standing screws, 13. cover in the big gun jetting orifice, 14. puff prot overcoats, 15. playpipes, 16. big gun outer tube air intlet, 17. big gun outer tubes, 18. three-way connections, 19. interior appendix, 20. swivel coupling, 21. stationary pipes, 22. Compressed Gas external connectors, 23. joystick, 24. interior tubular axis, 25. outer sleeves, 26. manual pulley, 27. worm couple, 28. motor, 29. foam solutions import spout, 30. foam solution input interfaces.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
The utility model relates to a kind of compressed air foam that is applied in fire-fighting domain and the thin multi-functional fire monitor of water smoke, its objective is to solve existing fire monitor firing-fighting medium utilization rate low and since secondary disaster that fire extinguishing is produced and foam or water smoke in the low-pressure state problem of the remote injection of flow greatly.The technical scheme that adopts is to utilize the pressure reduction of two-phase fluid to mix the also mode of secondary power-assisted acceleration at output, both foam mixing liquid or press water were finished with mixing in gun muzzle injection apparatus 7 of Compressed Gas, mixing arrangements such as pipeline numerous and diverse in the common class A foam system and flow spoiler have been saved, and the employing of novelty the foam solution gatherer 10 of negative pressure suction-type, at first utilize same mixing arrangement not only can use class A foam but also can use the beginning of category-B foam, and it is simple in structure, there is not foam pump, with low cost.Solved the problem that is difficult to produce thin water smoke, superfine spray under the low-pressure state simultaneously, realized multi-functional big gun truly, both used same gun muzzle injection apparatus 7 to spray firing-fighting mediums such as class A foam, category-B foam, thin water smoke, superfine spray, common water column, and make foam or water smoke realize that big flow sprays at a distance, the utility model be one can be vehicle-mounted, move or be installed in the fire monitor on the fixing pedestal facility.This fire monitor is applicable to multiple place, is particularly useful for wide large space and oil tank storage area; The fire of the fire of large tracts of land building but also the tank farm of can putting out a fire to save life and property and the fire in the tunnel not only can have been put out.
Consult Fig. 1 to Fig. 8, compressed air foam and thin water smoke fire monitor are mainly by base 1, horizontal rotation mechanism 3, horizontal rotation gun tube 4 is faced upward the slew gear 5 of bowing, and faces upward the revolution gun tube 6 of bowing, gun muzzle injection apparatus 7, gun muzzle exposes appendix 8, air shooter 9 in the big gun, and foam solution gatherer 10 and joystick 23 are formed.
Base 1 is the cylindrical element that can be used as water service pipe that is fixed with ring flange; Being processed with the circular hole that interior air shooter 9 of big gun and foam solution gatherer 10 are installed on it, fixedlys connected with the mode that interior tubular axis 24 (or upper end of base 1 and outer sleeve 25) adopts welding manner or ring flange to add sealing gasket in the upper end of base 1. can be used as the mode that lower end and the outer sleeve 25 lower end and interior tubular axis 24 of the horizontal rotation gun tube 4 of water service pipe (or can be used as) of the horizontal rotation gun tube 4 of water service pipe also can adopt welding manner or ring flange to add sealing gasket and are fixedly connected with; The outer sleeve 25 that is fixed on horizontal rotation gun tube 4 lower ends and the interior tubular axis 24 that is fixed on base 1 the upper end outer sleeve 25 and the interior tubular axis 24 that is fixed on horizontal rotation gun tube 4 lower ends of base, 1 upper end (or be fixed on) are connected movingly with bearing holder (housing; Cover) by means of sealing ring and are connected; And the upper end of horizontal rotation gun tube 4 also is to dress up movingly by means of sealing ring and bearing holder (housing; Cover) to link with can be used as the bow water inlet end of revolution gun tube 6 of facing upward of water service pipe. Certainly, the upper end of horizontal rotation gun tube 4 also is tubular axis and an outer sleeve (or the mode that adopts welding manner or ring flange to add sealing gasket is fixed with outer sleeve and interior tubular axis) in the mode that adopts welding manner or ring flange to add sealing gasket is fixed with can be used as the bow water inlet end of revolution gun tube 6 of facing upward of water service pipe.
Because it is identical to face upward the structure of the structure of the slew gear 5 of bowing and horizontal rotation mechanism 3, the function of two slew gears is also identical, repeats no more so face upward the assembling process of the slew gear 5 of bowing.To face upward the upper end that the slew gear 5 of bowing is fixed on horizontal rotation gun tube 4 by the housing that worm couple is installed, worm gear is fixedly set on the water inlet end of facing upward the revolution gun tube 6 of bowing by key or screw thread.By joystick 23 motor is rotated like this or the manual operating manual pulley is rotated to reach and being faced upward the revolution gun tube 6 of bowing and do in vertical plane with respect to horizontal rotation gun tube 4 and face upward the rotation of bowing.
The water inlet end of gun muzzle injection apparatus 7 is connected with gas thread with the discharge ends of facing upward the revolution gun tube 6 of bowing, gun muzzle injection apparatus 7 mainly by overlap 13 in big gun jetting orifice overcoat 11, standing screw 12, the big gun jetting orifice, puff prot overcoat 14, playpipe 15, the big gun outer tube 17 that is processed with big gun outer tube air intlet 16 form.The endoporus of big gun jetting orifice overcoat 11 is processed into two holes that diameter is different, use the taper seat transition between two holes, in the aperture stomidium, adopt the mode of welding or screw to be fixed with the reinforcement gusset, strengthening being processed with the through hole that usefulness is installed on the gusset, on the external cylindrical surface of big gun jetting orifice overcoat 11 small bore end and middle part, be processed with gas thread; Consult Fig. 8, under can also said in front all technical characterictics constant situation of big gun jetting orifice overcoat 11, on the external cylindrical surface of big gun jetting orifice overcoat 11 discharge ends, along the circumferential direction with the spline tooth of equally distributed processing on splined shaft of radially reprocessing some and certain axial width, when the big gun jetting orifice overcoat 11 that will be processed with spline tooth again on the discharge ends external cylindrical surface and puff prot overcoat 14 are equipped, just form the porous slit spout of the spline teeth of some and certain axial width in their cooperation place, certainly, spline tooth also can be with the arc that easily is processed into, arc combines with rectangle, and leg-of-mutton or other profiles of tooth replace; Can also be on the external cylindrical surface of big gun jetting orifice overcoat 11 discharge ends, along the circumferential direction process a torus (promptly being equivalent to a small flange plate), several equally distributed axially little through holes of processing on this torus, when such big gun jetting orifice overcoat 11 is equipped with puff prot overcoat 14, also can form porous slit spout; Cover 13 is round platform cups in the big gun jetting orifice, through hole of (on the round platform axis of symmetry position) processing in the middle of the top of round platform cup (small end); Puff prot overcoat 14 is torus, radially be symmetrily processed with two in the middle and expose the air admission hole that appendix 8 is connected usefulness with gun muzzle, on the external cylindrical surface of puff prot overcoat 14 exhaust ends, be processed with gas thread, two ends at puff prot overcoat 14 circular hole inner cylinder faces are processed with gas thread, middle part at puff prot overcoat 14 circular hole inner cylinder faces promptly processes a cannelure of being convenient to gas flow with two air admission hole corresponding positions, Compressed Gas exposes appendix 8 through gun muzzle and is sprayed in the puff prot overcoat 14 by two air admission holes, is mixed by ejection of annulus jet or porous slit spout and mixed liquor again; Big gun outer tube 17 is cylindrical elements, be processed with gas thread in the hole of one end, on its cylindrical shell, along the circumferential direction be evenly equipped with some air admission holes, but its hole shape circular hole, rectangular opening or other be the hole shape of processing easily, consider the size of air inflow, air admission hole when face of cylinder circumferencial direction is uniform, the uniform quantity of upper edge, face of cylinder axis direction one also a plurality of.
In each major part structure clearly on the basis, consider the assembling of gun muzzle injection apparatus 7, big gun jetting orifice overcoat 11 is that gas thread is connected with puff prot overcoat 14, form and adjustable make the annulus spout of Compressed Gas ejection or form the adjustable spout that along the circumferential direction is evenly equipped with the axially extending bore slit of some and shape in big gun jetting orifice overcoat and puff prot overcoat cooperation place that makes the Compressed Gas ejection, the i.e. spout in porous slit.Puff prot overcoat 14 is that gas thread is connected with big gun outer tube 17, and puff prot overcoat 14 and playpipe 15 also are that gas thread is connected and forms annulus with big gun outer tube 17, this annulus be convenient to air for the second time with the first time gas and liquid mixture mix more fully.Cover 13 usefulness standing screws 12 are fixed on the reinforcement gusset that is provided with in the big gun jetting orifice overcoat 11 aperture stomidiums on the manufactured circular hole in the big gun jetting orifice, form an annulus jet between the taper seat that is connected two shoulder holes of cover 13 big taper seat and big gun jetting orifice overcoat 11 in the big gun jetting orifice, the mixed liquor of water under high pressure or water under high pressure and foam solution from then on annulus jet sprays.The water inlet end of big gun jetting orifice overcoat 11 connects with gas thread with the discharge ends of facing upward the revolution gun tube 6 of bowing.
Air shooter 9 mainly is made of Compressed Gas external connector 22, stationary pipes 21, swivel coupling 20, interior appendix 19, three-way connection 18 in the big gun.Compressed Gas external connector 22 is fixed on the circular hole that base 1 processed, and fixedly connected with an end of stationary pipes 21, the other end of stationary pipes 21 is fixedlyed connected with an end of swivel coupling 20, the other end of swivel coupling 20 is fixedlyed connected with the lower end of interior appendix 19, fixedly connected with an end of second swivel coupling in the upper end of interior appendix 19, the other end of second swivel coupling is fixedlyed connected with an interface of three-way connection 18 by pipeline, two other interface of three-way connection 18 is fixedlyed connected with the end that two gun muzzles expose appendix 8, and the other end that two gun muzzles expose appendix 8 is fixedlyed connected near two air inlets of press water water inlet ends with gun muzzle injection apparatus 7.Certainly, in described fixedly connected with an end of second swivel coupling in the upper end of appendix 19, the other end of second swivel coupling is fixedlyed connected with an interface of three-way connection 18 by pipeline again, two other interface of three-way connection 18 and two gun muzzles expose the technical scheme that an end of appendix 8 fixedlys connected can fixedly connected with an end of a flexible pipe with the upper end of interior appendix 19, the other end of flexible pipe is fixedlyed connected with an interface of three-way connection 18, and two other interface of three-way connection 18 and two gun muzzles expose the technical scheme that an end of appendix 8 fixedlys connected and replace.When compressed air foam and thin water smoke fire monitor work, Compressed Gas enters air shooter 9 in the big gun by Compressed Gas external connector 22, Compressed Gas exposes appendix 8 through two gun muzzles and enters by big gun jetting orifice overcoat 11 and puff prot overcoat 14 formed Compressed Gas jets (annulus spout or porous slit spout), and Compressed Gas fully mixes with the water or the foam mixing liquid that are sprayed by cover 13 jets that form (annulus spout) in big gun jetting orifice overcoat 11 and the big gun jetting orifice.Ambient atmosphere is entered by playpipe 15 by big gun outer tube air intlet 16 and with big gun outer tube 17 formed spaces gas liquid mixture is mixed once more with atmosphere, the gas liquid mixture volume is further expanded, reach the effect of abundant atomizing or foaming, spray area coverage and jet length thereby enlarge.
Foam solution gatherer 10 mainly imports spout 29 by foam solution input interface 30 and foam solution and forms.It is to fixedly connected with foam solution input interface 30 that foam solution imports spout 29, and foam solution input interface 30 is fixed on the base 1 manufactured circular hole.In fact foam solution importing spout 29 is made of three parts, and its middle part is a torus, Yi Bian be a passage pipe, another side is a support arm.On the torus external cylindrical surface, radially process a through hole, on the torus inner cylinder face, be convenient to the cannelure that foam solution flows with one of through hole corresponding position processing, on the torus external cylindrical surface, adopt welding or engage thread stationary conduit pipe with the through hole corresponding position, on the torus external cylindrical surface, adopt fixedly support arm of welding or engage thread with passage pipe symmetry place, the other end of support arm adopts welding or bolt mode to be fixed on base 1 inwall, and the other end of passage pipe is fixedly connected with the mode that becomes toric foam solution input interface 30 to adopt welding or to be threaded.Certainly, foam solution imports spout 29 and also can adopt the mode of casting to make one, then, adopts the mode of welding or being threaded that it is fixedlyed connected with foam solution input interface 30 with base 1 inwall.
This compressed air foam and each action of thin water smoke fire monitor are all implemented under joystick 23 controls.Certainly, joystick 23 both can be made wired joystick, also can make wireless joystick.Also but the usage level slew gear 3 and/or the manual pulley 26 of facing upward the slew gear 5 of bowing are come manual operation compressed air foam and thin water smoke fire monitor.
The big gun outer tube 17 of described gun muzzle injection apparatus can be one or need not, compressed air foam and thin water smoke fire monitor can be processed into polytypic, to embody the size of its service range and compressed air foam and the thin multi-functional fire monitor injection water of water smoke flow, therefore, big gun outer tube 17 can be one or need not, big gun outer tube 17 bores also can adjust accordingly.Certainly, without big gun outer tube 17,, be not so good as to adopt the fire monitor functional effect of big gun outer tube 17 good with regard to the fire monitor functional effect.The playpipe 15 of gun muzzle injection apparatus 7 described in the technical scheme, what big gun outer tube 17 was selected for use is steel pipe, stainless steel tube or the aluminum pipe of national standard bore, both can be that the standard metal pipe also can be that metal casting forms, and can also be that the nonmetallic materials manufacturing forms.Because of the nozzle configuration in gun muzzle injection apparatus 7 is the annulus, firing-fighting medium presents the parallel jet mode after the annular jet ejection, penetrates again with after air fully mixes after compressed gas secondary power-assisted is quickened.Gun muzzle injection apparatus 7 can be designed to can injection water again can spray foam the sort of gun muzzle injection apparatus that can spray multiple firing-fighting medium.
Described Compressed Gas can be compressed air or inert gas; Described compressed air foam and thin water smoke fire monitor can the compressed air foam fire monitor or simple function form such as thin water smoke fire monitor exist; Described foam solution gatherer 10 both can be installed on the base 1, also can be installed in the hydraulic pipeline; For enlarging the function of use of this big gun, illuminating lamp and monitor can be installed on gun muzzle injection apparatus 7, and it is connected or wireless connections with joystick 23 electric wires, can the remote control fire monitor.
The operation principle of compressed air foam and thin water smoke fire monitor:
The operation principle of compressed air foam and thin water smoke fire monitor is very simple, and it is an actuating unit, need provide pressure water source during work, Compressed Gas, facilities such as foam solution container and all kinds of valves.Elder generation is with pressure water line before the work, the Compressed Gas pipeline, the foam solution pipeline connects, by joystick 23 or manual control horizontal rotation mechanism 3 with face upward that manual pulley 26 makes gun muzzle injection apparatus 7 adjust the alignment of orientation targets in the slew gear 5 of bowing, handle joystick 23 then and make media such as press water, Compressed Gas, foam solution respectively by press water import 2, Compressed Gas external connector 22 and foam solution input interface 30 enter in compressed air foam and the thin water smoke fire monitor big gun body.Compressed Gas and water are to inject directly to gun muzzle, foam solution is to utilize the negative-pressure siphon effect to import spout 29 by foam solution input interface 30 via foam solution to bring in the big gun body, can change the distance of spraying by adjusting water pressure, atmospheric pressure and/or spray angle, reach the purpose of utilizing various firing-fighting mediums to stamp out a fire, finish until work.
Claims (10)
1. compressed air foam and thin water smoke fire monitor, comprise the big gun body, gun muzzle is characterized in that, mainly by base (1), horizontal rotation mechanism (3), horizontal rotation gun tube (4) is faced upward the slew gear of bowing (5), face upward the revolution gun tube (6) of bowing, gun muzzle injection apparatus (7), gun muzzle expose appendix (8), and air shooter (9) and foam solution gatherer (10) are formed in the big gun; The press water import (2) of vertical base (1) lower end is fixedlyed connected with the water pipe of pressure water source, the upper end of base (1) is connected with the lower end of horizontal rotation gun tube (4) movingly by horizontal rotation mechanism (3), the upper end of horizontal rotation gun tube (4) is connected by facing upward the slew gear of bowing (5) movingly with the water inlet end of facing upward the revolution gun tube (6) of bowing, the discharge ends of facing upward the revolution gun tube (6) of bowing is fixedlyed connected with the press water water inlet end of gun muzzle injection apparatus (7), air inlet near gun muzzle injection apparatus (7) water inlet end is fixedlyed connected with the end that gun muzzle exposes appendix (8), the other end that gun muzzle exposes appendix (8) is fixedlyed connected with the upper end of air shooter (9) in the big gun, the lower end of air shooter (9) is fixed on the base (1) in the big gun, and foam solution gatherer (10) also is fixed on the base (1).
2. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that, described base (1) is the cylindrical element that can be used as water service pipe that is fixed with ring flange, being processed with the circular hole that interior air shooter (9) of big gun and foam solution gatherer (10) are installed on it, fixedlys connected with interior tubular axis (24) in the upper end of base (1).
3. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that, fixedly connected with outer sleeve (25) in the described lower end that can be used as the horizontal rotation gun tube (4) of water service pipe, outer sleeve (25) is dressed up movingly with interior tubular axis (24) cover that is fixed on base (1) upper end and is connected, and the upper end of horizontal rotation gun tube (4) also is that cover is dressed up binding movingly with can be used as the bow water inlet end of revolution gun tube (6) of facing upward of water service pipe.
4. according to described compressed air foam of claim 3 and thin water smoke fire monitor, it is characterized in that, the upper end of described horizontal rotation gun tube (4) with can be used as facing upward of water service pipe bow the water inlet end of revolution gun tube (6) be the cover upper end of dressing up movingly the horizontal rotation gun tube (4) that links with can be used as facing upward of water service pipe bow the water inlet end of revolution gun tube (6) also be fixed with in tubular axis and outer sleeve.
5. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that described horizontal rotation mechanism (3) is mainly by joystick (23), manual pulley (26), worm couple (27) and motor (28) composition; Manual pulley (26), worm couple (27) adopts key to be connected with screw with motor (28) successively, joystick (23) is connected with motor (28) electric wire, housing by worm couple (27) is installed is fixed on the upper end of base (1) with horizontal rotation mechanism (3), and worm gear is fixedly set on the lower end of horizontal rotation gun tube (4).
6. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that the described slew gear of bowing (5) of facing upward also is mainly by joystick (23), manual pulley, worm couple and motor are formed; Manual pulley, worm couple adopts key to be connected with screw with motor successively, joystick (23) is connected with the motor electric wire, to face upward the upper end that the slew gear of bowing (5) is fixed on horizontal rotation gun tube (4) by the housing that worm couple is installed, worm gear is fixedly set on the water inlet end of facing upward the revolution gun tube (6) of bowing.
7. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that described gun muzzle injection apparatus (7) mainly is made up of cover (13), puff prot overcoat (14), playpipe (15) in big gun jetting orifice overcoat (11), standing screw (12), the big gun jetting orifice and the big gun outer tube (17) that is processed with big gun outer tube air intlet (16); Cooperating the discharge ends of the big gun jetting orifice overcoat (11) that forms adjustable annulus spout that makes the Compressed Gas ejection or porous slit spout with puff prot overcoat (14) is that gas thread is connected with puff prot overcoat (14), puff prot overcoat (14) is connected with gas thread with big gun outer tube (17), puff prot overcoat (14) with also be to be connected with being in the playpipe (15) that outer field big gun outer tube (17) forms the annulus be convenient to gas-liquid mixed with gas thread, be fixed on standing screw (12) on the circular hole of processing on the reinforcement gusset that is provided with in big gun jetting orifice overcoat (11) the aperture stomidium with cover (13) in the big gun jetting orifice that forms an adjustable annulus jet between the taper seat that is connected two shoulder holes of big gun jetting orifice overcoat (11), the water inlet end of big gun jetting orifice overcoat (11) turns round gun tube (6) discharge ends and is connected with gas thread with facing upward to bow.
8. according to described compressed air foam of claim 7 and thin water smoke fire monitor, it is characterized in that, the endoporus of described big gun jetting orifice overcoat (11) is to be processed into two holes that diameter is different, be connected with taper seat between two holes, in the aperture stomidium, be fixed with the reinforcement gusset, strengthening being processed with the through hole that usefulness is installed on the gusset, on the external cylindrical surface of the small bore end of big gun jetting orifice overcoat (11) and middle part, be processed with gas thread;
Described big gun jetting orifice overcoat (11) can also be in external cylindrical surface upper edge circumference and the equally distributed spline tooth of radial direction reprocessing some and certain axial width or the profile of tooth of other easy processing of constant big gun jetting orifice overcoat (11) discharge ends of aforementioned techniques feature;
Cover (13) is a round platform cup in the described big gun jetting orifice, processes a through hole at the top of round platform cup small end along the axis of round platform cup;
Described puff prot overcoat (14) is a torus, radially two of symmetry processing expose the air admission hole that appendix (8) is connected usefulness with gun muzzle at the middle part of its external cylindrical surface, on the external cylindrical surface of puff prot overcoat (14) exhaust end, be processed with gas thread, two ends on puff prot overcoat (14) the endoporus face of cylinder are processed with gas thread, promptly process a cannelure of being convenient to gas flow with two air admission hole corresponding positions at the middle part on puff prot overcoat (14) the endoporus face of cylinder;
Described big gun outer tube (17) is a cylindrical element, and an end in its hole is processed with gas thread, along the circumferential direction is evenly equipped with air admission hole on its cylindrical shell, and its hole shape can be a circular hole, and rectangular opening or other be the hole shape of processing easily; Air admission hole the uniform quantity of upper edge, face of cylinder axis direction one also a plurality of.
9. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that air shooter (9) mainly is made up of Compressed Gas external connector (22), stationary pipes (21), swivel coupling (20), interior appendix (19), three-way connection (18) in the described big gun; Compressed Gas external connector (22) is fixed on the circular hole that base (1) processed, and be connected with an end of stationary pipes (21), the other end of stationary pipes (21) is fixedlyed connected with an end of swivel coupling (20), the other end of swivel coupling (20) is fixedlyed connected with an end of interior appendix (19) again, the other end of interior appendix (19) is fixedlyed connected with an end of second swivel coupling, the other end of second swivel coupling is fixedlyed connected with an interface of three-way connection (18) by pipeline again, and two other interface of three-way connection (18) is fixedlyed connected with the end that two gun muzzles expose appendix (8);
The other end of appendix (19) is fixedlyed connected with an end of second swivel coupling in described, the other end of second swivel coupling is fixedlyed connected with an interface of three-way connection (18) by pipeline again, two other interface of three-way connection (18) and two gun muzzles expose the technical scheme that an end of appendix (8) fixedlys connected can fixedly connected with an end of a flexible pipe with the other end of interior appendix (19), the other end of flexible pipe is fixedlyed connected with an interface of three-way connection (18), and two other interface of three-way connection (18) and two gun muzzles expose the technical scheme that an end of appendix (8) fixedlys connected and replace.
10. according to described compressed air foam of claim 1 and thin water smoke fire monitor, it is characterized in that described foam solution gatherer (10) mainly imports spout (29) by foam solution input interface (30) and foam solution and forms; It is to fixedly connected with foam solution input interface (30) that foam solution imports spout (29), and foam solution input interface (30) is fixed on the manufactured circular hole of base (1);
The middle part that described foam solution imports spout (29) is a torus, on the torus external cylindrical surface, radially process a through hole that allows foam solution enter, on the torus inner cylinder face, be convenient to the cannelure that foam solution flows with one of through hole corresponding position processing, on the torus external cylindrical surface, fix a passage pipe with the through hole corresponding position, on the torus external cylindrical surface, fix a support arm with passage pipe symmetry place, the other end of support arm is fixed on the inwall of base (1), and the other end of passage pipe is fixedlyed connected with foam solution input interface (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200936708U CN201020182Y (en) | 2007-05-08 | 2007-05-08 | Compressed gas foam and water mist fire monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200936708U CN201020182Y (en) | 2007-05-08 | 2007-05-08 | Compressed gas foam and water mist fire monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201020182Y true CN201020182Y (en) | 2008-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200936708U Expired - Fee Related CN201020182Y (en) | 2007-05-08 | 2007-05-08 | Compressed gas foam and water mist fire monitor |
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| Country | Link |
|---|---|
| CN (1) | CN201020182Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2443444C1 (en) * | 2011-01-12 | 2012-02-27 | Закрытое Акционерное Общество "Инженерный Центр Пожарной Робототехники "Эфэр" | Manual ejector fire hose nozzle |
| CN103331007A (en) * | 2013-07-04 | 2013-10-02 | 章丘市消防器材有限责任公司 | Median-multiple fire-fighting foam monitor |
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| CN108871079A (en) * | 2018-07-03 | 2018-11-23 | 燕山大学 | For going up and down the double adjusting height mechanism and its lifting gun tube of gun tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2443444C1 (en) * | 2011-01-12 | 2012-02-27 | Закрытое Акционерное Общество "Инженерный Центр Пожарной Робототехники "Эфэр" | Manual ejector fire hose nozzle |
| CN103331007A (en) * | 2013-07-04 | 2013-10-02 | 章丘市消防器材有限责任公司 | Median-multiple fire-fighting foam monitor |
| CN104436473A (en) * | 2014-12-18 | 2015-03-25 | 山东城市建设职业学院 | Vehicle-mounted fire extinguishing system |
| CN105013118A (en) * | 2015-07-27 | 2015-11-04 | 佛山高富中石油燃料沥青有限责任公司 | Improved fire protecting device for asphalt production |
| CN106853280A (en) * | 2017-02-15 | 2017-06-16 | 南京睿实消防安全设备有限公司 | A kind of automatic track and localization jet extinguishing device of image-type |
| CN106823221A (en) * | 2017-04-07 | 2017-06-13 | 山东宏达科技集团有限公司 | A kind of liquid nitrogen power fire monitor |
| CN107233684A (en) * | 2017-06-20 | 2017-10-10 | 合肥工业大学 | A kind of hand-held water smoke foam shares shower nozzle |
| CN107233684B (en) * | 2017-06-20 | 2020-04-21 | 合肥工业大学 | Hand-held type water smoke-foam sharing shower nozzle |
| CN108871079A (en) * | 2018-07-03 | 2018-11-23 | 燕山大学 | For going up and down the double adjusting height mechanism and its lifting gun tube of gun tube |
| CN108815767A (en) * | 2018-07-27 | 2018-11-16 | 徐燕 | A kind of hot pursuit automatic fire control cannon |
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Granted publication date: 20080213 Termination date: 20110508 |