CN206473695U - A kind of foam spray control valve group case - Google Patents

A kind of foam spray control valve group case Download PDF

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Publication number
CN206473695U
CN206473695U CN201720024302.1U CN201720024302U CN206473695U CN 206473695 U CN206473695 U CN 206473695U CN 201720024302 U CN201720024302 U CN 201720024302U CN 206473695 U CN206473695 U CN 206473695U
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China
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valve
pipe
water
foam
fire
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CN201720024302.1U
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Chinese (zh)
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游伟
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Guangzhou Eagle Fire Fighting Equipment Co Ltd
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Guangzhou Eagle Fire Fighting Equipment Co Ltd
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Abstract

The utility model provides a kind of foam spray control valve group case, one proportioner is installed in the port of export for the valve that drenches with rain, it is connected in the foam solution input of proportioner with foam solution inlet tube, fire water is extracted out by fire pump from fire water supply, and break-make control is carried out by the valve that drenches with rain, foam solution is extracted out by foam pump from concentrated tank, and break-make control is carried out by foam liquid electromagnetic valve, when a fire, drench with rain valve and foam liquid electromagnetic valve can be opened rapidly after the startup electric signal that Fire extinguisher is sent is received, fire water and foam solution form AFFF mixed liquor after proportioner, and blended liquid outlet is conveyed to pipe network, both the AFFF mixed liquor of certainty ratio is provided to system pipe network.The utility model has the advantages that compact conformation, applicable pressure, range of flow are wide, can rapidly open when a fire and provide AFFF mixed liquor to pipe network, be stamped out a fire to protection zone sprinkling foam.

Description

A kind of foam spray control valve group case
Technical field
The utility model belongs to fire-fighting fire extinguishing field, more particularly to a kind of foam spray control valve group case.
Background technology
Tunnel fire hazard, which is mainly in the A classes fire such as the B classes such as gasoline fire, rubber and AB classes mixing fire, conventional tunnel, to be adopted Fixed extinguishing system is water spray extinguishing system, and water spray control valve group is installed in tunnel.Water spray control valve group Mainly it is made up of water supply side Signal butterfly bamper, the valve that drenches with rain, system side Signal butterfly bamper, casing etc., is receiving Fire Alarm Controller Enabling signal after can open immediately, to pipe network provide press water, water smoke is sprayed into tunnel by the special waterfog head in tunnel, Control action can only be acted as to tunnel fire hazard, it is impossible to effectively put out a fire.
Utility model content
Technical problem to be solved in the utility model is that there is provided a kind of bubble jet for being used to effectively put out tunnel fire hazard Mist control valve group case.
In order to solve the above-mentioned technical problem, the utility model provides a kind of foam spray control valve group case, and it includes case Body, is arranged at the valve that drenches with rain, proportioner, fire water inlet tube, foam solution inlet tube, mixture export in the casing Pipe, warning water system water inlet pipe, warning water system and drainpipe;
The valve that drenches with rain is provided with water inlet chamber, superposed water outlet chamber and the pressure chamber positioned at sidepiece positioned at bottom Room, the water inlet chamber is connected with the fire water inlet tube, and water supply side Signal butterfly bamper is provided with the fire water inlet tube, The water outlet chamber is connected with the fire water input of the proportioner, and the foam solution inlet tube and the ratio are mixed Foam solution ball valve, foam solution pressure gauge, the first filtering are provided with the foam solution input connection of device, the foam solution inlet tube Device, foam liquid electromagnetic valve, balanced valve and first check-valve, the mixed liquor of the mixture export pipe and the proportioner are defeated Go out on end connection, the mixture export pipe and be provided with system side Signal butterfly bamper;
The ft connection of the fire water inlet tube has is provided with the second filtering on the first outlet pipe, first outlet pipe Device, fire water pressure table and second check-valve, are communicated between the end of first outlet pipe and the pressure chamber and drench with rain Valve opening assembly, the valve opening assembly that drenches with rain includes four-way union, the first tee pipe coupling, the second tee pipe coupling, rain Drench valve opens solenoid valve, the manually opened ball valve of the valve that drenches with rain and anti-reset valve, the first joint of the four-way union and described the The end connection of one outlet pipe, the second joint of the four-way union passes through pipeline and the first of first tee pipe coupling Fittings, the 3rd joint of the four-way union by pipeline and the first fittings of second tee pipe coupling, Second joint of first tee pipe coupling is connected by pipeline with the pressure chamber, and the of first tee pipe coupling Three joints are connected by pipeline with the anti-upper pressure chamber for resetting valve, and the second joint of second tee pipe coupling passes through Parallel pipeline drenches with rain valve opens solenoid valve and the manually opened ball valve of the valve that drenches with rain is connected, second tee pipe coupling with described respectively The 3rd joint by pipeline with it is described it is anti-reset valve low pressure chamber connect;
The ft connection of the water outlet chamber, which has, to be provided with first on the second outlet pipe, second outlet pipe and goes out water polo Valve, second outlet pipe is connected with the water inlet end of the warning water system water inlet pipe, is provided with the warning water system water inlet pipe 3rd filter, pressure switch and warning water system water intake ball valve, water side and the waterpower of the warning water system water inlet pipe are warned The fire water input connection of bell, the fire water output end of the warning water system is connected with the drainpipe.
As the preferred scheme of the utility model, the mixing between the system side Signal butterfly bamper and the proportioner It is communicated with liquid outlet on debugging pipe, the debugging pipe and is provided with debugging hook gauge and debugging pipe ball valve, the debugging pipe End connected with the drainpipe.
As the preferred scheme of the utility model, the 4th joint of the four-way union is by cleaning pipeline and the bubble Foam liquid inlet tube is connected, and cleaning ball valve is provided with the cleaning pipeline.
As the preferred scheme of the utility model, the ft connection of the water inlet chamber has the 3rd outlet pipe, the described 3rd The second water outlet ball valve is provided with outlet pipe, the 3rd outlet pipe is connected with the water inlet end of the warning water system water inlet pipe.
Implement a kind of foam spray control valve group case of the present utility model, compared with prior art, with following beneficial Effect:
The utility model increases proportioner and foam solution conveyance conduit on the basis of raw water fire extinguishing system, as bubble Foam fire extinguishing system, can quickly and effectively be stamped out a fire using AFFF.Because AFFF is removed there is general foam to go out Outside the effect of fiery agent, moreover it is possible to liquid, cooling comburant surface are separated out while comburant surface is wandering, and is formed on one Layer moisture film, comburant surface is closed with froth bed jointly, completely cuts off air, forms heat shield, while after heat is absorbed, liquid The oxygen content of dilute combustion thing superficial air is vaporized, smothering action is produced to comburant, prevents comburant from continuing heating, burning. Therefore, the utility model installs a proportioner in the port of export (i.e. water outlet chamber side) for the valve that drenches with rain, in ratio mixing Foam solution ball valve, foam solution pressure gauge, first filter, foam of the foam solution input of device with foam solution inlet tube and thereon The foam solution conveyance conduit connection of liquid electromagnetic valve, balanced valve and first check-valve composition.Fire water carries out break-make control by the valve that drenches with rain System, foam solution carries out break-make control by foam liquid electromagnetic valve, drenches with rain valve and foam liquid electromagnetic valve is located in system reserve state In closed mode, when a fire, drench with rain valve and foam liquid electromagnetic valve is receiving the startup telecommunications that Fire extinguisher is sent It can be opened rapidly after number, and pressure switch is also opened rapidly while the valve that drenches with rain is opened, warning water system alarm, fire water and bubble Foam liquid forms AFFF mixed liquor after proportioner, and blended liquid outlet is conveyed to pipe network, to system pipe network Both the AFFF mixed liquor of certainty ratio is provided.It can be seen that, implement the utility model has the advantages that compact conformation, applicable pressure Power, range of flow are wide, can rapidly open when a fire and provide AFFF mixed liquor to pipe network, be sprayed to protection zone Foam stamps out a fire, and is particularly suitable for use in and puts out tunnel fire hazard.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will make simple to the accompanying drawing of embodiment below Introduce on ground.
Fig. 1 is a kind of structural representation of foam spray control valve group case of the utility model.
Fig. 2 is the side view of the a-quadrant part in structure shown in Fig. 1;
Fig. 3 is the side view of the B section components in structure shown in Fig. 1;
Fig. 4 is the profile of anti-reset valve.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
As shown in Figure 1 to Figure 3, preferred embodiment of the present utility model, a kind of foam spray control valve group case, it includes case Body 1, is arranged at the valve 2 that drenches with rain, proportioner 3, fire water inlet tube 4, foam solution inlet tube 5, mixed liquor in the casing 1 Outlet 6, warning water system water inlet pipe 7, warning water system 8 and drainpipe 9.
The valve 2 that drenches with rain is preferably that diaphragm type drenches with rain valve 2, its be provided with water inlet chamber positioned at bottom, it is superposed go out Water chamber and the pressure chamber positioned at sidepiece, the water inlet chamber are connected with the fire water inlet tube 4, the fire-fighting water inlet Water supply side Signal butterfly bamper 10 is provided with pipe 4, the water outlet chamber is connected with the fire water input of the proportioner 3, The foam solution inlet tube 5 is connected with the foam solution input of the proportioner 3, on the foam solution inlet tube 5 successively It is provided with foam solution ball valve 11, foam solution pressure gauge 12, the first filter 13, foam liquid electromagnetic valve 14, balanced valve 15 and first Check-valves 16, the mixture export pipe 6 is connected with the mixed liquor output end of the proportioner 3, the mixture export System side Signal butterfly bamper 17 is provided with pipe 6.Wherein, water supply side Signal butterfly bamper 10 is in system reserve or working condition and beaten It is closed when open state, maintenance or experiment, for controlling the break-make of fire water inlet tube 4 manually and feeding back on off operating mode letter Number;System side Signal butterfly bamper 17 is in when open mode, maintenance or experiment are in system reserve or working condition and closes shape State, for controlling the break-make of mixture export pipe 6 manually and feeding back on off operating mode signal;Foam solution ball valve 11 is in system reserve or work Make to be closed when being in open mode, maintenance or experiment during state, pipeline is disconnected manually when being repaired for pipeline;Foam Hydraulic coupling table 12 is used for the discharge pressure for detecting foam solution in real time;First filter 13 is preferably y-type filter, is used for folliculus Larger particles in foam liquid, prevent system jams, the failure in downstream;Foam liquid electromagnetic valve 14 is in system reserve state in pass Closed state, open mode is in working state of system, it is preferably auto-manual valve, can be manually opened during no electricity, is used for The manual or break-make of electrical control mixture export pipe 6;Balanced valve 15 is used to balance foam hydraulic coupling and fire water pressure, it is ensured that enter The foam hydraulic coupling and fire water pressure difference for entering proportioner keep substantially constant, therefore the bubble of this foam proportioning unit Foam mixing ratio is more stablized;First check-valve 16 is used to prevent the foam solution in foam solution inlet tube 5 from flowing backwards.Also need to explanation It is that, when the hydraulic pressure of pressure chamber is more than or equal to the hydraulic pressure of water inlet chamber, the barrier film in the valve 2 that drenches with rain is in sealing state, i.e., The valve 2 that drenches with rain is closed, and system is without normal direction pipe network water supply;When the hydraulic pressure of pressure chamber is less than the hydraulic pressure of water inlet chamber, in the valve 2 that drenches with rain Barrier film be in open mode, that is, the valve 2 that drenches with rain opens, and system is to pipe network water supply.Proportioner 3 is used for fire water and foam Liquid is mixed by a certain percentage.
The ft connection of the fire water inlet tube has to be disposed with the first outlet pipe 18, first outlet pipe 18 Second filter 19, fire water pressure table 20 and second check-valve 21, end and the pressure chamber of first outlet pipe 18 The valve opening assembly that drenches with rain is communicated between room, the valve opening assembly that drenches with rain includes four-way union 22, the first tee pipe coupling 23rd, the second tee pipe coupling 24, the valve opens solenoid valve 25 that drenches with rain, the manually opened ball valve 26 of the valve that drenches with rain and anti-reset valve 27, described First joint of four-way union 22 is connected with the end of first outlet pipe 18, the second joint of the four-way union 22 By pipeline and the first fittings of first tee pipe coupling 23, the 3rd joint of the four-way union 22 passes through pipe Road and the first fittings of second tee pipe coupling 24, the second joint of first tee pipe coupling 23 pass through pipeline Connected with the pressure chamber, the 3rd joint of first tee pipe coupling 23 anti-resets the upper of valve 27 by pipeline with described Portion pressure chamber 27a is connected, and the second joint of second tee pipe coupling 24 is opened with the valve that drenches with rain respectively by parallel pipeline Open magnetic valve 25 and the manually opened ball valve 26 of valve that drenches with rain connected, the 3rd joint of second tee pipe coupling 24 by pipeline with The anti-low pressure chamber 27b connections for resetting valve 27.Wherein, the second filter 19 is preferably y-type filter, is disappeared for filtering Larger particles in waterproof, prevent system jams, the failure in downstream;Fire water pressure table 20 is used to detect the defeated of fire water in real time Pressurization pressure;Second check-valve 21 is used to prevent the fire-fighting aqueous reflux in the first outlet pipe 18;The valve opens solenoid valve 25 that drenches with rain is being System stand-by state when be closed, in working state of system be in open mode, for electrical control drench with rain valve open Package duct break-make;The manually opened ball valve 26 of the valve that drenches with rain is closed in system reserve state, in working state of system When be in open mode, for controlling to drench with rain valve opening assembly pipeline break-make manually, especially tackle in the valve opens solenoid valve that drenches with rain Emergency during 25 failure.When drenching with rain valve opens solenoid valve 25 or the manually opened ball valve 26 of the valve that drenches with rain is opened, pressure chamber Interior hydraulic pressure is released, and when the hydraulic pressure of pressure chamber is less than the hydraulic pressure of water inlet chamber, the valve 2 that drenches with rain is opened, and system is to pipe network Supply water.Anti- reset valve 27 be used to preventing from drenching with rain valve 2 open after due to drenching with rain valve opens solenoid valve 25 or the valve that drenches with rain is opened manually Open ball valve 26 close caused by the valve 2 that drenches with rain close, that is to say, that as shown in figure 4, valve opens solenoid valve 25 or being drenched with rain when drench with rain When the manually opened ball valve 26 of valve is closed, the first outlet pipe 18 continues to supply water to the valve opening assembly that drenches with rain, the at this moment anti-valve 27 that resets Low pressure chamber 27b hydraulic pressure is more than the upper pressure chamber 27a of anti-reset valve 27 hydraulic pressure, promotes valve element 27c to move up, beats The hydraulic pressure in the pressure release passage 27d of anti-reset valve 27, the whole valve opening assembly that drenches with rain of release is opened, so as to prevent barrier film from resetting, is prevented The valve 2 that only drenches with rain is closed.
The ft connection of the water outlet chamber has is provided with the first water outlet on the second outlet pipe 28, second outlet pipe 28 Ball valve, second outlet pipe 28 is connected with the water inlet end of the warning water system water inlet pipe 7, on the warning water system water inlet pipe 7 It is disposed with the 3rd filter 30, pressure switch 31 and warning water system water intake ball valve 29, the warning water system water inlet pipe 7 goes out Water end (W.E.) is connected with the fire water input of the warning water system 8, fire water output end and the drainpipe of the warning water system 8 9 connections.Wherein, it is in and closes when the first water outlet ball valve is in open mode, maintenance or experiment in system reserve or working condition Closed state, for controlling the break-make of the second outlet pipe 28 manually;3rd filter 30 is preferably y-type filter, for filtering fire-fighting Larger particles in water, prevent the system in downstream (such as:Pressure switch 31 and warning water system 8) block, fail;Pressure switch 31 It is closed in system reserve state, open mode is in working state of system, for according to fire water pressure To automatically control the break-make of warning water system water inlet pipe 7, it is ensured that warning water system 8 can Normal Alarm, while fireman can be made timely Predict fire water pressure situation;Warning water system water intake ball valve 29 is in open mode, maintenance in system reserve or working condition Or be closed during experiment, for controlling the break-make of warning water system water inlet pipe 7 manually.
In summary, the utility model increases proportioner 3 and foam solution conveying on the basis of raw water fire extinguishing system Pipeline, as froth fire extinguishing system, can quickly and effectively be stamped out a fire using AFFF.Because AFFF, which is removed, to be had Outside the effect of general fire foam, moreover it is possible to separate out liquid while comburant surface is wandering, cooling comburant surface, and Water membrane is formed thereon, comburant surface is closed jointly with froth bed, completely cuts off air, heat shield is formed, while absorbing After heat, the oxygen content of vaporizing liquid dilute combustion thing superficial air produces smothering action to comburant, prevents comburant from continuing Heating, burning.Therefore, the utility model installs a proportioner in the port of export (i.e. water outlet chamber side) for the valve 2 that drenches with rain 3, in foam solution input and the foam solution inlet tube 5 and foam solution ball valve 11, foam solution pressure gauge thereon of proportioner 3 12nd, the foam solution conveyance conduit that the first filter 13, foam liquid electromagnetic valve 14, balanced valve 15 and first check-valve 16 are constituted connects Connect.Fire water is extracted out by fire pump from fire water supply, and carries out break-make control by the valve 2 that drenches with rain, and foam solution is by foam pump Extracted out from concentrated tank, and break-make control is carried out by foam liquid electromagnetic valve 14, drench with rain valve 2 and foam liquid electromagnetic valve 14 are in system Closed mode is in during stand-by state, when a fire, valve 2 is drenched with rain and foam liquid electromagnetic valve 14 is receiving fire extinguishing control It can be opened rapidly after the startup electric signal that device is sent, and pressure switch 31 is also opened rapidly while the valve 2 that drenches with rain is opened, waterpower Alarm bell 8 is alarmed, and fire water and foam solution form AFFF mixed liquor, and blended liquid outlet 6 after proportioner 3 Pipe network is conveyed to, the AFFF mixed liquor of both certainty ratios is provided to system pipe network, is sprayed and steeped by special foam nozzle Foam stamps out a fire.
It should also be noted that, due to having carried out mechanical ordered control to the valve 2 that drenches with rain, pressure switch 31 and warning water system 8 System so that when a fire, the valve 2 that drenches with rain, pressure switch 31 and warning water system 8 are started rapidly successively, thus fireman's energy It is enough that fire water pressure is judged and the unlatching situation of valve 2 that drenches with rain according to the responsive state of warning water system 8 in time.
It can be seen that, implement the utility model has the advantages that compact conformation, applicable pressure, range of flow are wide, when occurring fire When can open rapidly and to pipe network provide AFFF mixed liquor, by special foam nozzle to protection zone spray foam flutter Fire extinguishing calamity, is particularly suitable for use in and puts out tunnel fire hazard.
More preferably, in the present embodiment, froth fire extinguishing system is debugged and overhauled for convenience, it is ensured that fire extinguishing system energy It is enough to run well, it is communicated with tune on the mixture export pipe 6 between the system side Signal butterfly bamper 17 and the proportioner 3 Be provided with debugging hook gauge 33 and debugging pipe ball valve 34 on test tube 32, the debugging pipe 32, the end of the debugging pipe 32 with The drainpipe 9 is connected.Thus, when this froth fire extinguishing system needs to debug or overhauled, without opening system side Signal butterfly bamper 17 can be carried out.
More preferably, in the present embodiment, the 4th joint of the four-way union 22 is by cleaning pipeline and the foam solution Inlet tube 5 is connected, and cleaning ball valve 35 is provided with the cleaning pipeline.The cleaning ball valve 35 is normally off, works as manual ball valve During 35 opening, fire water can sequentially pass through the first outlet pipe 18, the 4th joint of four-way union 22 enters foam solution import In pipe 5, so that cleaned to remaining in the foam solution in foam solution inlet tube 5 and its downstream pipe, and adapted pipe 32, row Water pipe 9 is discharged.
More preferably, in the present embodiment, the ft connection of the water inlet chamber has the 3rd outlet pipe 36, the 3rd outlet pipe The second water outlet ball valve is provided with 36, the 3rd outlet pipe 36 is connected with the water inlet end of the warning water system water inlet pipe 7.Its In, the second water outlet ball valve is closed in system reserve or working condition, and open mode is in when overhauling or testing, and is used In the control break-make of the 3rd outlet pipe 36 manually.Such design, can facilitate technician need not open drench with rain valve 2 when to waterpower Alarm bell 8 is overhauled or tested.
Above disclosed is only preferred embodiment of the present utility model, can not limit this practicality with this certainly new The interest field of type, therefore the equivalent variations made according to present utility model application the scope of the claims, still belong to the utility model and are covered Scope.

Claims (4)

1. a kind of foam spray control valve group case, it is characterised in that including casing, be arranged at the valve that drenches with rain, ratio in the casing Example blender, fire water inlet tube, foam solution inlet tube, mixture export pipe, warning water system water inlet pipe, warning water system and draining Pipe;
The valve that drenches with rain is provided with water inlet chamber, superposed water outlet chamber and the pressure chamber positioned at sidepiece positioned at bottom, The water inlet chamber is connected with the fire water inlet tube, and water supply side Signal butterfly bamper, institute are provided with the fire water inlet tube State water outlet chamber to connect with the fire water input of the proportioner, the foam solution inlet tube and the proportioner The connection of foam solution input, foam solution ball valve, foam solution pressure gauge, the first filtering are provided with the foam solution inlet tube Device, foam liquid electromagnetic valve, balanced valve and first check-valve, the mixed liquor of the mixture export pipe and the proportioner are defeated Go out on end connection, the mixture export pipe and be provided with system side Signal butterfly bamper;
The ft connection of the fire water inlet tube have be provided with the first outlet pipe, first outlet pipe the second filter, Fire water pressure table and second check-valve, are communicated with the valve that drenches with rain between the end of first outlet pipe and the pressure chamber and open Open component, the valve opening assembly that drenches with rain is including four-way union, the first tee pipe coupling, the second tee pipe coupling, drench with rain valve Opens solenoid valve, the manually opened ball valve of the valve that drenches with rain and anti-reset valve, the first joint of the four-way union go out with described first The end connection of water pipe, the second joint of the four-way union passes through pipeline and the first joint of first tee pipe coupling Connection, the 3rd joint of the four-way union is described by pipeline and the first fittings of second tee pipe coupling Second joint of the first tee pipe coupling is connected by pipeline with the pressure chamber, and the 3rd of first tee pipe coupling connects Head is connected by pipeline with the anti-upper pressure chamber for resetting valve, and the second joint of second tee pipe coupling passes through parallel connection Pipeline drenches with rain valve opens solenoid valve and the manually opened ball valve of the valve that drenches with rain is connected with described respectively, and the of second tee pipe coupling Three joints are connected by pipeline with the anti-low pressure chamber for resetting valve;
The ft connection of the water outlet chamber has is provided with the first water outlet ball valve, institute on the second outlet pipe, second outlet pipe The water inlet end that the second outlet pipe is stated with the warning water system water inlet pipe is connected, and the 3rd mistake is provided with the warning water system water inlet pipe Filter, pressure switch and warning water system water intake ball valve, the water side of the warning water system water inlet pipe and disappearing for the warning water system Waterproof input is connected, and the fire water output end of the warning water system is connected with the drainpipe.
2. foam spray control valve group case as claimed in claim 1, it is characterised in that the system side Signal butterfly bamper with it is described It is communicated with mixture export pipe between proportioner on debugging pipe, the debugging pipe and is provided with debugging hook gauge and tune Test tube ball valve, the end of the debugging pipe is connected with the drainpipe.
3. foam spray control valve group case as claimed in claim 1, it is characterised in that the 4th joint of the four-way union Connected by cleaning pipeline with the foam solution inlet tube, cleaning ball valve is provided with the cleaning pipeline.
4. foam spray control valve group case as claimed in claim 1, it is characterised in that the ft connection of the water inlet chamber has The second water outlet ball valve is provided with 3rd outlet pipe, the 3rd outlet pipe, the 3rd outlet pipe enters with the warning water system The water inlet end connection of water pipe.
CN201720024302.1U 2017-01-10 2017-01-10 A kind of foam spray control valve group case Active CN206473695U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720024302.1U CN206473695U (en) 2017-01-10 2017-01-10 A kind of foam spray control valve group case

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720024302.1U CN206473695U (en) 2017-01-10 2017-01-10 A kind of foam spray control valve group case

Publications (1)

Publication Number Publication Date
CN206473695U true CN206473695U (en) 2017-09-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107998575A (en) * 2017-11-17 2018-05-08 董人菘 A kind of deluge valve sled
CN108159606A (en) * 2018-01-11 2018-06-15 上海智密技术工程研究所有限公司 A kind of aqueous film-forming foam extinguishing device
CN111228687A (en) * 2020-01-20 2020-06-05 国网江苏省电力有限公司 Pump package type foam-water spray fire extinguishing container structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107998575A (en) * 2017-11-17 2018-05-08 董人菘 A kind of deluge valve sled
CN108159606A (en) * 2018-01-11 2018-06-15 上海智密技术工程研究所有限公司 A kind of aqueous film-forming foam extinguishing device
CN111228687A (en) * 2020-01-20 2020-06-05 国网江苏省电力有限公司 Pump package type foam-water spray fire extinguishing container structure

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