CN1874823A - High flow mobile fire fighting system - Google Patents

High flow mobile fire fighting system Download PDF

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Publication number
CN1874823A
CN1874823A CN 200480032002 CN200480032002A CN1874823A CN 1874823 A CN1874823 A CN 1874823A CN 200480032002 CN200480032002 CN 200480032002 CN 200480032002 A CN200480032002 A CN 200480032002A CN 1874823 A CN1874823 A CN 1874823A
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China
Prior art keywords
manifold
inlet
foam
water
main body
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CN 200480032002
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Chinese (zh)
Inventor
阿什利·亚瑟·普莱斯
劳伦斯·D·森格
弗雷德·帕尔丹
约翰·沃
汉克·施艾弗尔
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Kidde Fire Fighting Inc
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Kidde Fire Fighting Inc
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Publication of CN1874823A publication Critical patent/CN1874823A/en
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Abstract

A mobile fire fighting foam delivery system. The system can include a trailer towable behind a vehicle. The trailer includes a frame with top, bottom and side surfaces, and is formed with a stabilizing ballast assembly. The trailer is mounted with an inlet that is connected with a nozzle assembly. The nozzle assembly includes a discharge nozzle device, and is structured and configured with a limited range of motion. Also included is a pump and hose system that can provide high volume flow of water and foam to the trailer in a variety of configurations. Also included is a manifold having a main body having an outlet, a plurality of inlets coupled to the main body, and at least one pressure relief valve coupled to the main body.

Description

High flow mobile fire fighting system
The application submits to as the pct international patent application of the Fire Fighting Inc. of U.S. national corporation, Fire Fighting Inc. is as the applicant of all designated states except that the U.S., the application people of the designated state U.S. is British citizen Ashley Arthur Price, United States citizen Laurence D.Seng, Fred Paldan, John Vo, with Hank Shaefer, and require in the United States Patent (USP) provisional application sequence number No.60/499 of submission on August 29th, 2003,206, the United States Patent (USP) provisional application sequence number No.60/549 that on March 2nd, 2004 submitted to, 755, priority with the novel patent application serial numbers of submitting on August 26th, 2004 of U.S. utility (the unknown).
Technical field
The present invention relates to the fire foam induction system.More specifically, the present invention relates to movably and can carry the fire foam induction system of the mixture of foam and water with high volume flow.
Background technology
Mobile fire extinguishing device is common and is widely used in the mixture of carrying foam and water, to put out the fire of big storage bin such as fuel tank for example.Usually, such device adopts the trailer that inlet is installed, and described inlet is used to receive the water that pumps from external source and concentrate (concentrates) stream of foam.Described inlet is connected with nozzle assembly, and described nozzle assembly usually is installed on the trailer top surface.Described nozzle assembly is set to straight hole non-air-breathing (non-aspirating) nozzle.Can use control panel to control described nozzle assembly, wherein at described control panel place, flow path direction is by manually-operated, and described equipment can be monitored.Described trailer is provided with wheel assembly usually and is used for moving the spherical hookup (ball hitch) that is connected to motor vehicle.Described trailer can comprise pivotable member, and when using, in stablizing trailer, described pivotable member is outwards changeed (swing out) from the side of trailer, with kiss the earth.
One or more flexible pipe that use is extended from one or more source is supplied with trailer with water or water/foam mixture.These flexible pipes are connected to the source of water or water/foam mixture usually with first end, be connected to trailer with second end.
Yet because littler size inlet connects, such device provides limited flow usually, and do not allow may be to putting out the necessary bigger volume flow of big storage bin fire.This limited flow can reduce the distance of crossing between water source and the fire and height, and requires the bigger and/or other equipment specific fire that goes out.
Although previous designs may be suitable for their its intended purposes,, still need portable fire foam induction system is made improvement in order to carry the volume flow of bigger foam and aqueous mixtures.
Summary of the invention
The present invention relates to the fire foam induction system.More specifically, the present invention relates to fire foam induction system removable and that can carry the mixture of foam and water with high volume flow.
According to one side, the present invention relates to a kind of portable fire extinguishing system, comprise manifold (manifold), described manifold comprises main body, described main part limitation diameter at least 12 inches outlet, be connected to a plurality of inlets of described main body and be connected at least one pressure-reducing valve of described main body, wherein said a plurality of inlets are connected at least one water and foam mixture source.Described extinguishing device also comprises pump installation and conveying device, described pump installation limits inlet and the outlet that is connected to described manifold, wherein said pump installation increases the pressure of water and foam mixture, and described conveying device comprises: stabilizing ballast comprises the case that is configured to be equipped with predetermined quality; The diameter that is connected to described pump installation is at least 12 inches a inlet; And the discharge nozzle assembly, comprise being used for transporting water and the extremely fiery discharge nozzle of foam mixture.
According on the other hand, the present invention relates to a kind of portable fire extinguishing system, comprise manifold, described manifold comprises main body, described main part limitation diameter at least 12 inches outlet, be connected to a plurality of inlets of described main body and be connected at least one pressure-reducing valve of described main body, wherein said a plurality of inlets are connected at least one water and foam mixture source.Described extinguishing device also comprises conveying device, and described conveying device comprises: stabilizing ballast comprises the case that is configured to be equipped with predetermined quality; The diameter that is connected to described pump installation is at least 12 inches a inlet; And the discharge nozzle assembly, comprise being used for transporting water and foam mixture discharge nozzle to fire.
In aspect another, the present invention relates to a kind of portable fire foam conveying device, comprising: but at the vehicle back tow trailer, described trailer comprise have top surface, the framework of lower surface and side surface; Be connected to stabilizing ballast (stabilizing ballast) assembly of described framework, described stabilizing ballast assembly comprises the case that is configured to be equipped with predetermined quality; And be formed on inlet in the described framework, and described inlet is realized high volume flow, and described inlet is connected with the discharge nozzle assembly, described discharge nozzle assembly is connected to the top surface of described trailer, and comprises the discharge nozzle that is used for transporting water and foam mixture.Described stabilizing ballast and nozzle assembly are in use stablized trailer, and bear the high volume flow of carrying by described inlet.
In aspect another, the present invention relates to a kind of portable fire foam system, comprising: the foam supply source; First water pump is connected to described foam supply source and water source; And first conduit, described first conduit is connected to described first water pump at first end, is connected at second end and is configured to transporting water and the foam mobile fire extinguishing device to fire.Described system also comprises second water pump; Second conduit, described second conduit is connected to described second water pump at first end; And Y shape (Wye) connector, have the inlet of second end that is connected to described first and second conduits and be connected to the outlet of the 3rd conduit, described the 3rd conduit is connected to described device, and the diameter of the described entrance and exit of wherein said first and second conduits and described Y shape connector is at least 8,10,12,14 or 16 inches.
On the other hand, the present invention relates to a kind of manifold that is used for portable fire foam induction system, comprising: main body, described main part limitation outlet; A plurality of inlets, described a plurality of inlets are connected to described main body; And at least one pressure-reducing valve, described pressure-reducing valve is connected to described main body.
On the other hand, the present invention relates to a kind of portable fire foam induction system, comprise portable fire foam conveying device and the manifold that is connected to described conveying device.Described manifold comprises: main body, described main part limitation outlet; A plurality of inlets, described a plurality of inlets are connected to described main body; And at least one pressure-reducing valve, described pressure-reducing valve is connected to described main body.
Point out these and other a plurality of advantages and feature in the following detailed description as the novelty of feature of the present invention.In order to understand the present invention, advantage of the present invention better and by purpose that use of the present invention obtained, also must be with reference to accompanying drawing that forms further part of the present invention and the descriptive content of following, wherein shown in the drawings and describe concrete example according to equipment of the present invention.
Description of drawings
Referring now to accompanying drawing,, wherein same reference numerals is represented appropriate section from start to finish in the accompanying drawings, wherein:
Fig. 1 represents the stereogram according to an embodiment of the portable fire foam conveying device of principle of the present invention;
The side view of device shown in Fig. 2 presentation graphs 1;
The vertical view of device shown in Fig. 3 presentation graphs 1;
Fig. 4 represents to be used in and is suitable for the side view that transporting water is given an embodiment of the portable water pump among the embodiment of pumping system of mobile fire extinguishing device of Fig. 1;
The vertical view of the water pump of Fig. 5 presentation graphs 4;
The rearview of the water pump of Fig. 6 A presentation graphs 4;
Another rearview of the water pump of Fig. 6 B presentation graphs 4;
Fig. 7 A represents to be suitable for the perspective view of an embodiment of the intake manifold (suctionmanifold) that uses with as shown in Figure 4 pumping system;
The vertical view of the manifold of Fig. 7 B presentation graphs 7A;
The side view of the manifold of Fig. 7 C presentation graphs 7A;
Fig. 8 A represents to be suitable for the perspective view of an embodiment of the manifold that uses with the fire foam induction system;
The vertical view of the manifold of Fig. 8 B presentation graphs 8A;
The side view of the manifold of Fig. 8 C presentation graphs 8A;
The end-view of the manifold of Fig. 8 D presentation graphs 8A;
Fig. 9 represents to be used for the schematic diagram of an embodiment of pumping system, and described pumping system is incorporated the portable fire foam conveying device according to principle of the present invention into.
Figure 10 represents to be used for the schematic diagram of another embodiment of pumping system, and described pumping system is incorporated the portable fire foam conveying device according to principle of the present invention into.
Figure 11 represents to be used for the schematic diagram of another embodiment of pumping system, and described pumping system is incorporated the portable fire foam conveying device according to principle of the present invention into.
Figure 12 represents to be used for the schematic diagram of another embodiment of pumping system, and described pumping system is incorporated the portable fire foam conveying device according to principle of the present invention into.
Figure 13 represents to be used for the schematic diagram of another embodiment of pumping system, and described pumping system is incorporated the portable fire foam conveying device according to principle of the present invention into; And
Figure 14 represents to be used for the schematic diagram of another embodiment of pumping system, and described pumping system is incorporated the portable fire foam conveying device according to principle of the present invention into.
The specific embodiment
In the following description of shown embodiment, with reference to the accompanying drawing that forms its part, shown accompanying drawing is used for illustration can implement embodiments of the invention.Should be understood that and to utilize other embodiment,, can carry out structural change because without departing from the spirit and scope of the present invention the time.
Fig. 1-3 illustrates an embodiment according to the portable fire foam conveying device 10 of principle of the present invention.But described device 10 is included in motor vehicle back tow trailer 20.In one embodiment, trailer 20 is included in the link span (hitch frame) 50 that the end of the main frame 20a of trailer 20 connects.Link span 50 is provided with attachment 52 being connected to the relative end of the end of framework 20a with it.In one embodiment, attachment 52 is that sphere can adapt to hookup (hitch).To understand, attachment 52 can have any known connecting structure that is used for breakdown trailer.Also will understand, and when being suitable for drawing described device 10, can use any structure and the configuration that are used for link span 50 to be utilized, and the configuration shown in being not limited to.
The framework 20a of trailer 20 comprises top surface 22, side surface 24 and lower surface 26 respectively.In one embodiment, framework 20a forms structure substantially and is configured to box type frame.Framework 20a is formed with the stabilizing ballast assembly.Described stabilizing ballast assembly comprises at least one case (tank) 60 that forms and be structured in the framework 20a.Described case 60 comprises the volume that predetermined quality is housed.In one embodiment, the volume of the water that case 60 is configured to keep about 700 gallons, described glassware for drinking water has the quality that is equal to described volume.The case 60 that water is housed provides and is structured in needed stabilizing ballast in the framework 20a, and when using, described stabilizing ballast is stablized described device 10.
Under the situation of carrying high volume flow, for example, per second is up to 8000 gallons (8000GPM), and described water ballast makes framework 20a can support so high volume flow.To understand, can revise the size of case 60 and framework 20a as required, to keep being suitable for making the stable water volume of device 10.Also will understand, if desired, case 60 can be equipped with the quality materials different with water.Overfall 28 is arranged on the top surface 22.
In addition, described stabilizing ballast assembly comprises a plurality of jack stands 62 at side 24 places that are installed in framework 20a and link span 52.Jack stand 62 is installed in the corner of framework 20a movably, so that can vertically be discharged into ground.Jack stand 62 comprises the pallet unlocking element (latch release member) 66 that allows earth plate 64 kiss the earths.Thereby jack stand 62 provides the leg support that makes trailer 20 can be fastened on substantially in its ground location to make trailer in use stable.The case 60 of dress water and/or jack stand 62 can prevent that trailer from moving under high volume flow situation, and help the use of holding device 10 under safety condition.
Trailer further comprises a plurality of wheel assemblies 68 on the side that is installed in framework 20a.In one embodiment, wheel assembly 68 comprises two wheel assemblies one in front and one in back installing.As shown in figs. 1 and 2, a wheel of each wheel assembly 68 only is shown, and will understands, a pair of wheel to be similar to shown mode of taking turns in each wheel assembly 68 is oppositely arranged (relative wheel is not shown).Wheel assembly 68 provides supporting and stability for trailer 20 when device 10 is pulled or launches.In one embodiment, wheel assembly 68 is provided with the wheel shaft of the 3500lbs that has an appointment.
Inlet 30 is installed in a side of trailer 20.Inlet 30 is formed the high volume flow of the mixture of structure and water that is configured to finish receiving and foam.To understand, the foam concentrate (concentrates) of inlet 30 and many fire that are generally used for putting out big storage bin is compatibility mutually.The inlet 30 big diameters that are provided with such as but not limited to 8,10,12 and 14 inches.To understand, the diameter of inlet 30 also can be 16 inches and bigger.Inlet 30 can receive up to about 8000GPM or bigger high volume flow being about on the 115psi pressure.To understand, described inlet can be configured to receive bigger volume flow on bigger pressure.In one embodiment, the known flexible flexible pipe (not shown) of pressurized stream of mixture that is used to receive water and foam of inlet 30 and certain-length is connected.Described flexible hose can have about 25 feet length, and uses known Vickers (Victaulic) or Shi Tuoerci (Storz) hose connector (connection) to be connected to inlet 30.Use 12 inches Vickers or Shi Tuoerci connector in one embodiment, and will understand, can utilize described size for connection and other known connection configuration.
Inlet 30 comprises and is used to transmit the water that received and the runner 32 of foam stream.Runner 32 makes inlet 30 be connected to discharge nozzle assembly 40.Discharge nozzle assembly 40 comprises the base portion 48 of the top surface 22 that is connected to trailer 20.Conduit 42 1 ends are connected to base portion 48, and are provided with the discharge nozzle 44 that is arranged on the opposite end.Discharge nozzle assembly 40 is provided with control panel 46, makes the user can stand in manually-operated and supervising device 10 on the top surface 22.
Discharge nozzle assembly 40 is by a plurality of control handle hand controls that are connected to conduit 42.In one embodiment, discharge nozzle assembly 40 is formed effective foam stream non-from segregation (non self-educting) nozzle that structure and being configured to can provide the expansion ratio with 6: 6: 1.In this configuration, device 10 is suitable for being passed in the plume (thermal updraft) that runs into during the extensive fire.The use of a plurality of handles has limited the motion of assembly 40, so that the suitable control to water and foam stream to be provided, and keeps user's safety.
In an example embodiment, nozzle assembly 40 is equipped with manned flow of pressurized pattern and changes device (pattern changer), and described pattern changes device and allows the operator for example to select various discharging patterns from direct current to half mist.
Nozzle actuating handle 46c makes that discharge nozzle assembly 40 can be by outlet 45 discharge waters and the foam stream of nozzle 44.Rotating handle 46a makes discharge nozzle assembly 40 can rotatably center on the axis adjustment of described base portion from its extension.In one embodiment, rotating handle 46a allows discharge nozzle assembly 40 to have to be about 340 ° limited rotating range.Fig. 3 illustrates the rotating range of discharge nozzle assembly 40, and indicates with arc 45a.
Promoting handle (elevation handle) 46b makes discharge nozzle assembly 40 can regulate the elevation angle on the plane of discharge nozzle 44 relative top surfaces 22.In one embodiment, described lifting handle allows nozzle to arrive about 90 ° scope discharging with about+15 °.Fig. 2 illustrates the scope of discharge nozzle 44.In this configuration, the discharge nozzle assembly can be in the stream in having about 450 feet and higher scope the water and the foam of the high volume flow of conveying.In addition, can use mechanical brake (stop) (not shown) in any part of discharge nozzle assembly, so that the further motion of limitation and restriction nozzle, and safe condition of work is provided.
In one embodiment, mobile fire foam conveying device 10 can be connected to the known pumps system that transporting water and foam are given inlet 30.Device 10 can be connected to pipeline and jointly be connected water that conveying gets from each source pump and the manifold of a plurality of conduits of foam.These conduits are given pipeline and inlet 30 with the pressure of hope with water and foam delivery.Be used to realize that a pipeline of this point is the Super Aquaduct  of Kidde Fire Fighting Inc..Such pipeline also can be connected with manifold, and described manifold has the outlet that is connected with pipeline, and has a plurality of inlets that are used to connect water and foam conduit.In one embodiment, manifold comprises 5 or 6 inches Vickers or Shi Tuoerci connector, so that be suitable for connecting water and foam conduit.To understand, if desired, the connector that also can use other size known is connected configuration with other.
Foam source pump in the quantitative in proportion fitting method of known foam of foam and the use jet pump (jet pumps) that is directed to current and device 10 is being got foam.In one example, required water and foam total flow are about 8000GPM.For example, be used for 3% or 6% typical froth quantitatively cooperate in proportion use, have configuration at two jet pumps of 3000GPM and a jet pump on 2000GPM and make the total flow that can realize 8000GPM.The example illustrative arrangement that is used for such system is shown in Fig. 9-14, and this will do further discussion below.
Fig. 4,5,6A and 6B illustrate and are used for that water flowed to the pipeline of device 10 and 30 the portable water pump 300 (being referred to as delivery pump or booster pump sometimes) of entering the mouth.Portable water pump 300 is of portable form, and can be used on the water that requires large volume but under the situation that the water source of pressurization can not obtain, or is used in water system and can not provides under the situation of suitable pressure.Water pump 300 is suitable for using with fresh water or salt solution.
In one embodiment, when when 6 feet absorption height (suction lift) is gone up, water pump 300 is configured to work on up to about 5000GPM with 150psi.To understand, water pump 300 can be configured to bigger volume flow and pressure work.Described portable water pump comprises the trailer 340 with box type frame, and wherein Diesel engine 310 is installed on the described box type frame.Trailer 340 is provided with and is used for the hookup that draws later at motor vehicle.In one embodiment, engine design is the ability with 600HP, 2100RPM.Also as fuel tank, described fuel tank has about 300 gallons capacity to described box type frame, and has 4 inches fuel filling connector and 3/4 inch fuel tank ventilating opening (vent) 317.Can per hour about 29 gallons (about 110 liters) consume the fuel in the described fuel tank, about 10 hours supply is provided.
Trailer 340 is designed to comprise 14, the trailer rated value (rating) of 000GVW, and can be advantageously used in non-moving type or forever use or be removed.Wheel assembly 341 is for mobility is provided with, and wheel chock 342 is used for making water pump 300 in use or at storage location to stablize.Trailer 340 also can comprise suitable apotheca and flexible pipe groove (hose trough).In addition, the zone of reflections 328 and spotlight 322 can be visual and security and being provided with.In one embodiment, the preceding jack 320 with rated value of 700lbs is set up.Enhancing ring 346 and folding step (steps) 344 also are set up.
For example use one or more suction hose 339 of the PVC flexible pipe that is configured to 6 * 10 feet, make water be transported to the suction connector 337 of the intake manifold 338 of water pump 300 from the water source.Be illustrated in more detail among Fig. 7 A, 7B that intake manifold 338 is described below and the 7C.In one embodiment, suck connector 337 downwards, be connected to the stress on its flexible pipe with minimizing from have an appointment 15 ° angle of horizontal plane.Water is transported to pump 330 from intake manifold 338.
Water pump 330 is by having the major diameter hose connector 336 and the water intaking of discharge manifold 334 pumps of 10 inches Vickers lid then.Discharge manifold 334 has a plurality of drain connectors 332, and the water that described drain connector 332 for example uses one or more flexible pipes conveyings to be inhaled by pump is given the inlet 30 of above-mentioned trailer 20.Drain connector 332 is set to the drain connector of valve.Drain connector 332 is covered, and can be configured with the Vickers and/or the Shi Tuoerci connector of various sizes.In one embodiment, use five 5 inches Shi Tuoerci connector, one 10 inches Vickers connector and one 2.5 inches NH connector 333.Also can use for example 12,14,16 inches or bigger large scale connector.Connector 333 is about 10 degree with the horizontal plane angulation, is connected to the stress of the flexible pipe on it with minimizing.In one embodiment, water pump 300 is provided with the toxic emission part (exhaust discharge) with 6 inches industrial level mufflers 318.
Specifically referring to Fig. 6 B, flexible pipe 374 and 368 is used for giving for example trailer 20 from water pump 300 transporting water.In one embodiment, flexible pipe 374 and 368 has 12,14,16 inches or bigger diameter, and connects by the ground connection discharge elbow (elbow) 370 with similar diameter.Pipe adapter 364 with Vickers and/or Shi Tuoerci connector 366 is used to make flexible pipe 368 to be connected to of a plurality of drain connectors 332.Shutoff valve (shutoff valve) 362 and 372 is set to begin and stop the current from water pump 300 as required.
Later referring to Fig. 4, water pump 300 is equipped with CE/operator panel 326 and the manifold pressure gauge 324 that is used for engine control.CE/operator panel (operator panel) 326 provides beginning and shutting engine down, monitoring engine function, pump priming and monitoring is sucked and the necessary controller of blowdown presssure.In one embodiment, CE/operator panel is positioned as and makes the user can remove any suction or discharging.Comprise electrical system, depend on 12VDC with two heavy types (heavy duty) battery and 115AMP alternating current generator (alternator).Also comprise battery charger 312 and battery charger-engine heater connector 313.Priming flood pattern (priming system) 314 is provided with the electric primer (electric primer) of two 12VDC.
As mentioned above, water pump 300 can use with fresh water or salt solution.To understand, the water source type can include but not limited to the water supply source (for example, water bolt) of natural water bodies such as portable tank, for example river, lake or ocean or any structure.
The parts that are used for above-mentioned portable water pump 300 only are exemplary.Under required specification, provide in the water pump of work, can revise described parts as required.Will be further understood that, neither in all are used, all need water pump 300.For example, can provide sufficient pressure from the pressure at foam pump and water source in some applications.
Fig. 7 A, 7B and 7C illustrate in greater detail the intake manifold 338 of example.Manifold 338 comprises suction connector 337a, 337b, 337c, 337d, 337e and 337f, although also can use more or less connector.In one embodiment, each connector 337a, 337b, 337c, 337d, 337e and 337f have 6 inches diameter, and threaded.Be connected to the principal part 388 that diameter is 12 inches a manifold 338, described principal part forms each other in the right angle, and is welded together connector 337a, 337b, 337c, 337d, 337e and 337f fluid.
Strip blade (bar vane) 384 is arranged on outlet(discharge) flange 382 places of the intake manifold 338 that is connected to water pump 300.Blade 384 forms with the right angle, and has grinding (ground) to most advanced and sophisticated leading edge and the trailing edge of 45 degree.In one embodiment, outlet(discharge) flange 382 has 12 inches diameter, and uses bolt to be connected to water pump 300, thus manifold 338 can be removed from water pump 300, and as required with different manifold replacements.For example, it may be favourable providing the manifold of the connector with varying number and size.Coupling (coupling) 386 for example can be used for making the water circulation, with when leaving unused operation, makes pump 300 coolings.
Owing to multiple reason, intake manifold 338 can be favourable.For example, the configuration of manifold 338 can provide groove, the laminar flow current give pump 330, make turbulent flow and sudden change (chop) minimum simultaneously.This can help for example making the most effective of pump 330.
Use an exemplary method of portable fire foam conveying device 10 and portable water pump 300 as described below.Beginning, trailer 20 are arranged in the position of the maximum rotation coverage that makes discharge nozzle assembly 40 be in permission dangerous (for example, fire).Then, remove any towing vehicle from trailer 20, and launch jack stand 62, and adjust, trailer 20 is placed in the operating position of approximate horizontal, simultaneous wheels assembly 68 is liftoff a little.Spirit level can be arranged on each well group spare 68 places, and near inlet 30, to help to make trailer 20 levels.
Then, close any draining valve, and make case 60 dress water, think that portable fire foam conveying device 10 provides stability.In one embodiment, fill case 60 fully.Then, make pipeline (for example, Super Aquaduct ) be connected to inlet 30.The manifold at the place, opposite end that then, water and foam line is connected to be positioned at pipeline.
Then, slowly introduce water and foam supply source, up on required pressure and concentration.At last, be operatively connected to the control handle of the conduit 42 of discharge nozzle assembly 40, to select required flow path direction, track and pattern.
In example embodiment, when stopping using portable foam delivery device 10, at first close the foam supply source, and allow water to flow, rinse out from system and flexible pipe up to foam.
Fig. 8 A, 8B, 8C and 8D illustrate can be with the example manifold 800 of above-mentioned portable foam delivery device 10 and/or 300 uses of portable water pump.Usually, as following referring to Fig. 9-14 (for example, referring to the manifold shown in it 140,240,540a and 540b) shown in system further describe, manifold 800 is used for water or water/foam mixture from two or more sources are combined to the single outlet that can be connected to for example portable foam delivery device 10 and/or portable water pump 300.
Manifold 800 comprises the cylinder-shaped body 810 with arrival end 819 and port of export 818.In shown example, main body 810 diameters are at least 12 inches, although also can use for example other size of 6,8,10,14 and 16 inches.Each of the arrival end 819 and the port of export 818 all comprises 12 inches Vickers coupling and 12 inches the Vickers coupling lid of removing before using.
Multiple source inlet 815 extends from main body 810.In shown embodiment, manifold 800 comprises six inlets 815, certainly, also can provide still less or more inlet.What each inlet 815 comprised 6 inches adapter and 5 inches executes Bristol thatch lid 817.In shown embodiment, the longitudinal axis of each inlet 815 relative main body 810 extends with about miter angle.Further describe as following, inlet 815 relative main bodys 810 are located at angle, so that the laminar flow by manifold 800 to be provided.
A plurality of pressure-reducing valves 820 and plug (plug) 822 also are positioned on the main body 810.In shown embodiment, main body 810 comprises three pressure-reducing valves 820, certainly, also can provide more or less pressure-reducing valve.In one embodiment, pressure-reducing valve 820 is model No.HRV-82-S of the Harrington Inc. manufacturing of Pennsylvania, America, Erie.Also can use the valve of other type.Plug 822 is S/S plugs of 1/4 inch.As described further below, pressure-reducing valve 820 and plug 822 are used for measuring and alleviating the pressure of manifold 800.
Can be used for grasping and transmission manifold 800 and also be connected to main body 810 to two handles 832 and 834 of desired position.Base portion 840 is arranged on below the main body 810, is used for placing the surface-stable of manifold 800 and locating main body 810 on it relatively.
In shown embodiment, manifold 800 is made of aluminum.Yet, also can use for example other material such as steel.
Use the exemplary method of manifold 800 as described below.In advance, the base portion 840 with manifold 800 is placed on the surface of hope.Then, remove one or more lids 817, and one or more sources flexible pipe is connected to one or more inlets 815.And the lid at the port of export 818 places of manifold 800 is removed, and flexible pipe is connected to the described port of export 818.
Then, utilize the source flexible pipe to make water and/or water/foam mixture introduce the main body 810 of manifold 800 by inlet 815.From the water and/or the combination in main body 815 of water/foam mixture of two or more inlets 815, and allow wandering about as a refugee of combination to leave mouth 818.Because inlet 815 relative main bodys 810 are at angle, thus from each inlet stream of 815 by advantageously combination, to produce roughly uniform laminar flow by outlet 818.
If the pressure that produces in the main body 810 of manifold 800 surpasses given threshold value, then one or more pressure-reducing valves 820 are configured to ease off the pressure by the part that discharges water and/or water/foam mixture from main body 810.In one embodiment, pressure-reducing valve 820 is configured to reduce the pressure in the main body 810 when pressure surpasses threshold value 175psi, although described pressure-reducing valve also can be configured to be used for different pressures.In addition, can remove plug 822, to allow manually to ease off the pressure and insert pressure gauge, wherein said pressure gauge is used for the pressure of supervision subjects 810.
In optional embodiment, manifold 800 in series (in tandem) is connected with another manifold, so that the capacity of improvement to be provided.For example, the lid at removable inlet 819 places at manifold 800, and the outlet of another manifold can be connected to the inlet 819 of manifold 800, for example to produce combination manifold with 12 rather than six inlets.
Fig. 9-14 illustrates the system schematic that is used to incorporate into according to the different embodiment of the pumping system of the portable fire foam conveying device of principle of the present invention.
Fig. 9 illustrates a pumping system configuration 100 that is used for single injection pump proportioner (pump proportioner).Described layout is used for the low spraying rate up to about 3%.Foam concentrate sprays water outlet (waterway) by water pump 120 dischargings from foam supply source 110, and is circulated back to before in the pump 130 being discharged into manifold 140 (for example, referring to the manifold 800 shown in Fig. 8 A, 8B, 8C and the 8D).The fire foam conveying device 160 that the final mixture of water and foam flows to pipeline 160a and is used to put out a fire from manifold 140.In this embodiment, aforesaid portable water pump 300 is used as water pump 120.Other water pump 150 can be used for quickening the absorption of water, sprays with the percentage that obtains required capacity and foam concentrate.Water pump 150 can provide water from known water source 150a (for example, water bolt etc.).
Figure 10 illustrates a pumping system configuration 200 that is used for two jet pump devices (dual jet pump setup).Described device is designed to the higher foam concentrate spraying rate up to 6%.Therefore, use two jet pumps to arrange.Be ejected in the water channel by water pump 220 dischargings from the foam concentrate in foam source 210, and before being discharged into manifold 240, be circulated back in the water pump 210 and mix.The fire foam conveying device 260 that the final mixture of water and foam flows to pipeline 260a and is used to put out a fire from manifold 240.Aforesaid portable water pump 300 is used as water pump 220.Other water pump 250 can be used for bringing up to the inflow in the manifold 240.Water pump 250 can provide water from known water source 250a (for example, water bolt etc.).This second water pump 250 pumps into manifold 240 with other water, with the flow that meets the demands, and produces the foam concentrate that required percentage sprays successively.
Figure 11 illustrates another pumping system configuration 400 that comprises foam source 410 and water pump 420 and 450.Water and foam mixture flow to fire foam conveying device 460 by flexible pipe 462a, 462b and 462c.Each of flexible pipe 462a, 462b and 462c all has 12 inches, 14 inches, 16 inches or bigger diameter.In addition, Y shape connector 470 is used for the stream from flexible pipe 462a and 462b is combined to the flexible pipe 462c that is connected to device 460.In example embodiment, each of the entrance and exit of Y shape connector 470 all has 12 inches, 14 inches, 16 inches or bigger diameter.
Figure 12 illustrates another pumping system configuration 500 that comprises foam source 510 and water pump 520,530 and 550.Water and foam mixture flow to fire foam conveying device 560 by manifold 540a and 540b, flexible pipe 562a, 562b and 562c.Each of the outlet of manifold 540a and 540b and flexible pipe 562a, 562b and 562c all has 12 inches, 14 inches, 16 inches or bigger diameter.In addition, Y shape connector 570 is used for the stream from flexible pipe 562a and 562b is combined to the flexible pipe 562c that is connected to device 560.In example embodiment, each of the entrance and exit of Y shape connector 570 all has 12 inches, 14 inches, 16 inches or bigger diameter.
Figure 13 illustrates another pumping system configuration 600 of the configuration 500 that is similar to shown in Figure 12.Yet configuration 600 comprises the water pump 670 that is connected to flexible pipe 562c.Water pump 670 can be used for improving the water pressure that flows to device 560 by flexible pipe 622d.
Figure 14 illustrates another pumping system configuration 700 of the configuration 500 that is similar to shown in Figure 12.Yet configuration 700 comprises water pump 770a and the 770b that is connected to flexible pipe 562a and 562b.The output of water pump 770a and 770b offers Y shape connector 570 by flexible pipe 762d and 762e conversely, and is provided to device 560 from flexible pipe 562c.
Owing to multiple reason, the system of structure as shown in configuration 100,200,400,500,600 and 700 is favourable.For example, configuration 400,500,600 and 700 can comprise that diameter is at least 12 inches, 14 inches, 16 inches or bigger flexible pipe and has the Y shape connector of diameter at least 12 inches, 14 inches, 16 inches or bigger entrance and exit.This can form the diameter with all conduits and be at least 12 inches, 14 inches, 16 inches or the bigger wide configuration of system (system-wide configuration).The major diameter of these conduits allows bigger fluid stream, and friction is littler and the pressure loss that obtained is littler.
Therefore may be to fire from water source transporting water with bigger distance and differing heights.And, consider the flexible pipe of larger diameter and allow Y shape connector from the larger diameter of the stream combination of a plurality of flexible pipes, bigger discharge may be provided, and can not cause excessive pressure flexible pipe.In addition, because fluid flow to increase, so may utilize fire-extinguishing apparatus littler and/or still less the bigger fire that goes out.
Although described embodiments of the invention, those skilled in the art also can expect revising and equivalent.Purpose is that such modification and equivalent should be within the scope of the present invention.

Claims (23)

1. portable fire extinguishing system comprises:
Manifold, described manifold comprises: main body, described main part limitation diameter at least 12 inches outlet, be connected to a plurality of inlets of described main body and be connected at least one pressure-reducing valve of described main body, wherein said a plurality of inlets are connected at least one water and foam mixture source;
Pump installation, described pump installation limits inlet and the outlet that is connected to described manifold, and wherein said pump installation increases the pressure of water and foam mixture; And
Conveying device comprises:
Stabilizing ballast, described stabilizing ballast comprises the case that is configured to be filled with predetermined quality;
Inlet, described inlet has at least 12 inches diameter, and described inlet is connected to described pump installation; And
Discharge nozzle assembly, described discharge nozzle assembly comprise and are used for transporting water and the foam mixture discharge nozzle to fire.
2. fire extinguishing system according to claim 1, wherein said manifold is connected to described pump installation by first conduit, and described pump installation is connected to described conveying device by second conduit, and each of wherein said first and second conduits has the diameter that is at least 12 inches.
3. fire extinguishing system according to claim 1, wherein said conveying device per minute can be carried about 8000 gallons water and foam mixture volume flow.
4. fire extinguishing system according to claim 1, wherein said pump installation and described conveying device all are the wheeled apparatus that is configured to move to the desired position.
5. fire extinguishing system according to claim 1, further comprise at least two manifolds and Y shape connector, the outlet of each of wherein said manifold is connected to of two inlets of described Y shape connector, the outlet of wherein said Y shape connector is connected to described pump installation, and each of the described inlet of wherein said Y shape connector and described outlet has the diameter that is at least 12 inches.
6. fire extinguishing system according to claim 1, wherein said manifold comprises at least three pressure-reducing valves.
7. fire extinguishing system according to claim 1, the longitudinal axis of the main body of the described relatively manifold of the inlet of wherein said manifold is located on about miter angle.
8. portable fire extinguishing system comprises:
Manifold, described manifold comprises: main body, described main part limitation diameter at least 12 inches outlet, be connected to a plurality of inlets of described main body and be connected at least one pressure-reducing valve of described main body, wherein said a plurality of inlets are connected at least one water and foam mixture source; And
Conveying device comprises:
Stabilizing ballast, described stabilizing ballast comprises the case that is configured to be equipped with predetermined quality;
Inlet, the diameter of described inlet is at least 12 inches, described inlet is connected to described manifold; And
Discharge nozzle assembly, described discharge nozzle assembly comprise and are used for transporting water and the foam mixture discharge nozzle to fire.
9. fire extinguishing system according to claim 8, wherein said manifold is connected to described conveying device by diameter at least 12 inches conduit.
10. fire extinguishing system according to claim 8, wherein said conveying device per minute can be carried about 8000 gallons water and foam mixture volume flow.
11. fire extinguishing system according to claim 8, wherein said conveying device are the wheeled apparatus that is configured to move to the desired position.
12. fire extinguishing system according to claim 8, further comprise at least two manifolds and Y shape connector, the outlet of each of wherein said manifold is connected to of two inlets of described Y shape connector, the outlet of wherein said Y shape connector is connected to described pump installation, and each of the described inlet of wherein said Y shape connector and described outlet has the diameter that is at least 12 inches.
13. fire extinguishing system according to claim 8, wherein said manifold comprises at least three pressure-reducing valves.
14. fire extinguishing system according to claim 8, the longitudinal axis of the main body of the described relatively manifold of the inlet of wherein said manifold is located on about miter angle.
15. a portable fire foam conveying device comprises:
Trailer, described trailer can draw in vehicle back, described trailer comprise have top surface, the framework of lower surface and side surface;
The stabilizing ballast assembly, described stabilizing ballast assembly is connected to described framework, and described stabilizing ballast assembly comprises the case that is configured to be equipped with predetermined quality; And
Be formed on the inlet in the described framework, described inlet is realized high volume flow, and described inlet is connected with the discharge nozzle assembly, and described discharge nozzle assembly is connected to the top surface of described trailer, and comprises the discharge nozzle that is used for transporting water and foam mixture;
Wherein said stabilizing ballast and nozzle assembly are stablized trailer during use, and bear the high volume flow of carrying by described inlet.
16. portable fire foam conveying device according to claim 15, wherein said inlet has about 8,10,12,14 or 16 inches diameter.
17. portable fire foam conveying device according to claim 15, wherein said inlet is realized the about 8000 gallons volume flow of per minute.
18. a portable fire foam system comprises:
The foam supply source;
First water pump, described first water pump is connected to described foam supply source and water source;
First conduit, described first conduit is connected to described first water pump at first end, is connected at the second end place to be configured to transporting water and the foam mobile fire extinguishing device to fire;
Second water pump;
Second conduit, described second conduit is connected to described second water pump at the first end place; And
Y shape connector, described Y shape connector have the inlet of second end that is connected to described first and second conduits and are connected to the outlet of the 3rd conduit, and described the 3rd conduit is connected to described device;
The diameter of the described entrance and exit of wherein said first and second conduits and described Y shape connector is at least 8,10,12,14 or 16 inches.
19. a manifold that is used for portable fire foam induction system comprises:
Main body, the main part limitation outlet;
Be connected to a plurality of inlets of described main body; And
Be connected at least one pressure-reducing valve of described main body.
20. manifold according to claim 19, the diameter of the outlet of wherein said main body is at least 12 inches.
21. manifold according to claim 19, the longitudinal axis of the described relatively main body of wherein said inlet is located on about miter angle.
22. a portable fire extinguishing system comprises:
Portable fire foam conveying device; And
Manifold, described manifold is connected to described conveying device, and described manifold comprises:
Limit the main body of outlet;
Be connected to a plurality of inlets of described main body; And
Be connected at least one pressure-reducing valve of described main body.
23. fire extinguishing system according to claim 22, the longitudinal axis of the described relatively main body of wherein said inlet is located on about miter angle.
CN 200480032002 2003-08-29 2004-08-27 High flow mobile fire fighting system Pending CN1874823A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US49920603P 2003-08-29 2003-08-29
US60/499,206 2003-08-29
US60/549,755 2004-03-02
US10/926,736 2004-08-26

Publications (1)

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CN1874823A true CN1874823A (en) 2006-12-06

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CN 200480032002 Pending CN1874823A (en) 2003-08-29 2004-08-27 High flow mobile fire fighting system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105597256A (en) * 2016-03-21 2016-05-25 合肥巨澜安全技术有限责任公司 Fire extinguishing device of electric trailer type large-flow and long-range fire monitor
CN114466973A (en) * 2019-09-24 2022-05-10 海特安斯毕尔公司 Mobile pump system with main pump and additive dosing pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105597256A (en) * 2016-03-21 2016-05-25 合肥巨澜安全技术有限责任公司 Fire extinguishing device of electric trailer type large-flow and long-range fire monitor
CN114466973A (en) * 2019-09-24 2022-05-10 海特安斯毕尔公司 Mobile pump system with main pump and additive dosing pump

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