CN202207411U - Compressed air foam extinguishing system - Google Patents
Compressed air foam extinguishing system Download PDFInfo
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- CN202207411U CN202207411U CN2011202749149U CN201120274914U CN202207411U CN 202207411 U CN202207411 U CN 202207411U CN 2011202749149 U CN2011202749149 U CN 2011202749149U CN 201120274914 U CN201120274914 U CN 201120274914U CN 202207411 U CN202207411 U CN 202207411U
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- compressed air
- extinguishing system
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- water pump
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- 239000006260 foam Substances 0.000 title claims abstract description 158
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 220
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 239000004088 foaming agent Substances 0.000 claims description 28
- 239000012530 fluid Substances 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 8
- 238000005187 foaming Methods 0.000 abstract description 7
- 238000002347 injection Methods 0.000 description 12
- 239000007924 injection Substances 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000011493 spray foam Substances 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a compressed air foam extinguishing system. The system is characterized by comprising a liquid storage tank (3), a water pump (1), a foaming device, a water outlet valve (6), an air compressor (2) and an automatic control valve (7), wherein the liquid storage tank (3) is communicated with the water outlet valve (6) through the water pump (1) and the foaming device; the air compressor (2) is communicated with the foaming device; the liquid storage tank (3) is communicated between the water pump (1) and the foaming device through the automatic control valve (7); and the automatic control valve (7) is electrically connected with the air compressor (2). The compressed air foam extinguishing system can balance system pressure, and is simple and convenient to operate and convenient and accurate in control.
Description
Technical field
The utility model relates to fire-fighting domain, particularly, relates to a kind of compressed air foam fire-extinguishing system.
Background technology
Compressed air foam fire-extinguishing system is mainly used in foam truck, and this compressed air foam fire-extinguishing system is a kind of novel fire-fighting fire extinguishing technology.Compressed air foam fire-extinguishing system is that foam solution foams under the compressed air effect, and the mixture with air and foam solution is ejected into the comburant surface again, thereby reaches the effect to comburant cooling and obstruct air.Owing to utilize pure water to spray to carry out the fire extinguishing cooling effect relatively poor, so compressed air foam fire-extinguishing system improves with respect to the efficient of utilizing pure water to put out a fire, and the weight saving of water band, and fireman's physical demands reduces.In addition, compressed air foam fire-extinguishing system not only can utilize foam water to put out a fire, and also can utilize the pure water state to put out a fire, and function is variation more, and convenient functional conversion, succinct.
As shown in Figure 1; Traditional compressed air foam fire-extinguishing system comprises water pot 31, foaming agent jar 32, water pump 1, foam proportioner 4 and air and liquid mixer 5, outlet valve 6, air compressor 2 and water injection valve 8; In water pot 31, store water, in foaming agent jar 32, store foaming agent.Water pot 31 is communicated with foam proportioner 4 through water pump 1; And foaming agent jar 32 is communicated with foam proportioner 4; Water and foaming agent mix the formation mixed liquor in foam proportioner 4; This mixed liquor flows out foam proportioner 4 backs and gets into air and liquid mixer 5, and air compressor 2 is communicated with air and liquid mixer 5, and air mixes in air and liquid mixer 5 and the formation foam water that foams with mixed liquor; This foam water flows out through the outlet valve 6 that is communicated with air and liquid mixer 5, thereby puts out a fire.
Because when compressed air foam fire-extinguishing system utilizes foam water to put out a fire; Water pump 1 is worked with air compressor 2 simultaneously; Uneven (because the system requirements of the output pressure of the output pressure of water pump 1 and air compressor 2; Normally the output pressure of water pump 1 is greater than the output pressure of air compressor 2), cause system works unstable, need carry out pressure release to keep the system pressure balance to water pump 1; In addition; Because foam proportioner 4 does not need the so big water yield of water pump 1 output flow during fire extinguishing, water accumulates in for a long time in the water pump 1 and can not in time circulate, and causes the water temperature in the water pump 1 to raise; Cause the water route cavitation of water pump 1, and then can cause the water pump 1 can't operate as normal.
Usually, compressed air foam fire-extinguishing system can be provided with the pressure relief pipe that is communicated with water pot 31 on the pipeline between water pump 1 and the foam proportioner 4, and this pressure relief pipe is provided with water injection valve 8.When the compressed air foam fire-extinguishing system pressure imbalance; Water injection valve 8 is opened certain aperture (this aperture is by the working condition decision of system); Make a part of water of water pump 1 output be back in the water pot 31; Thereby the water in the system can circulate, and water pump 1 is carried out pressure release and cooling, reaches the purpose of balance sysmte pressure and the system of assurance operate as normal.
But; The pressure relief pipe of traditional compressed air foam fire-extinguishing system; Be to operate with cooling to carry out pressure release through manual unlocking water injection valve 8 certain apertures; Exist like this and forget problems such as the aperture installation site inaccurate and water injection valve 9 of opening water injection valve 8, operation water injection valve 8 is not easy to operate; Therefore can cause the output pressure of output pressure and the air compressor 2 of water pump 1 still can not balance, the problem that water pump 1 operating temperature is too high, thereby cause the compressed air foam fire-extinguishing system cisco unity malfunction.
Therefore, need a kind of compressed air foam fire-extinguishing system that can balance sysmte pressure, and this system is easy and simple to handle, control is convenient, accurately.
The utility model content
The purpose of the utility model provides a kind of compressed air foam fire-extinguishing system, and this compressed air foam fire-extinguishing system can balance sysmte pressure, and easy and simple to handle, and control is convenient, accurately.
To achieve these goals; The utility model provides a kind of compressed air foam fire-extinguishing system; Wherein, This compressed air foam fire-extinguishing system comprises fluid reservoir, water pump, foam device, outlet valve, air compressor and autocontrol valve, and said fluid reservoir is communicated with said outlet valve through said water pump and said foam device, and said air compressor is communicated with said foam device; Said fluid reservoir is communicated with between said water pump and said foam device through said autocontrol valve, and said autocontrol valve is electrically connected with said air compressor.
Preferably, said autocontrol valve is electro hydraulic valve or electropneumatic valve.
Preferably, said autocontrol valve is automatically controlled eduction valve.
Preferably, said fluid reservoir comprises water pot and foaming agent jar, and said water pot is communicated with said water pump, and said foaming agent jar is communicated with said foam device, and said water pot is communicated with between said water pump and said foam device through said autocontrol valve.
Preferably, said fluid reservoir is set to integrative-structure and inside is divided into said water pot and said foaming agent jar.
Preferably; Said foam device comprises foam proportioner and air and liquid mixer; Said water pump passes through said foam proportioner and air and liquid mixer successively and is communicated with said outlet valve; Said foaming agent jar is communicated with said foam proportioner, and said air compressor is communicated with said air and liquid mixer.
Preferably; This compressed air foam fire-extinguishing system also comprises balanced valve; Said water pump is communicated with the inlet of this balanced valve; Discharge from the relief port of this balanced valve from the part of the liquid of said water pump outflow with permission, said air compressor is communicated with the air inlet of said balanced valve, and the exhaust outlet of said balanced valve is communicated with said air and liquid mixer.
Preferably, this compressed air foam fire-extinguishing system also comprises and is arranged between said water pump and the said foam proportioner and prevents that the liquid that said water pump is discharged is back to first check valve in the said water pump.
Preferably, this compressed air foam fire-extinguishing system also comprises and is arranged between said first check valve and the said foam proportioner and prevents that liquid is back to second check valve in said water pump and the said water pot from said foam proportioner.
Preferably, this compressed air foam fire-extinguishing system also comprises and is arranged between said foam proportioner and the said air and liquid mixer and only allows liquid to flow to the 3rd check valve of said air and liquid mixer from said foam proportioner.
Preferably, this compressed air foam fire-extinguishing system also comprises the air cleaner that is connected with said Air Compressor import.
Preferably, this compressed air foam fire-extinguishing system comprises also and allows liquid to flow to the gate valve of said water pump from said fluid reservoir that said water pot is communicated with said water pump through this gate valve.
Preferably, this compressed air foam fire-extinguishing system also comprises outer water intaking valve, and this outer water intaking valve is arranged between said gate valve and the said water pump.
Preferably, this compressed air foam fire-extinguishing system also comprises discharging valve, and this discharging valve is communicated with said water pump.
Preferably, said outlet valve is a plurality of.
Through technique scheme, owing to autocontrol valve is electrically connected with air compressor, thereby when compressed air foam fire-extinguishing system was worked under the foam fire-fighting state, autocontrol valve was also opened when starting air compressor.Air compressor can directly carry out automatically controlled to autocontrol valve or through controller control autocontrol valve, realize the automation control of autocontrol valve.Thereby when system pressure is uneven, system is carried out pressure release, thereby the unnecessary water (promptly not getting into the water that foam device foams) that water pump is discharged can be back in the fluid reservoir through autocontrol valve.
Therefore, both practiced thrift water consumption, and reduced system's hydraulic pressure simultaneously, the output pressure of water pump and the output pressure of air compressor can balances, guarantee the stable operation of system.In addition, because the unnecessary water that water pump is discharged can in time circulate through autocontrol valve, make that the water temperature in the water pump can not raise, thereby can not produce the water route cavitation.
In addition, autocontrol valve is controlled by air compressor automatically, thereby does not need the manually-operated autocontrol valve, make that the switch of autocontrol valve is convenient, and aperture is suitable, easy to operate, thus the pressure balance and the operate as normal of the system of assurance.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the sketch map of the compressed air foam fire-extinguishing system of prior art;
Fig. 2 is the sketch map of the compressed air foam fire-extinguishing system of the utility model.
Description of reference numerals
1 water pump, 2 air compressors
3 fluid reservoirs, 4 foam proportioners
5 air and liquid mixers, 6 outlet valves
7 autocontrol valves, 8 water injection valves
9 first check valves, 10 second check valves
11 the 3rd check valves, 12 balanced valves
13 air cleaners, 14 gate valves
15 outer water intaking valve 16 discharging valves
31 water pots, 32 foaming agent jars
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
As shown in Figure 2; The compressed air foam fire-extinguishing system of the embodiment of the utility model; Wherein, This compressed air foam fire-extinguishing system comprises fluid reservoir 3, water pump 1, foam device, outlet valve 6, air compressor 2 and autocontrol valve 7, and said fluid reservoir 3 is communicated with said outlet valve 6 with said foam device through said water pump 1, and said air compressor 2 is communicated with said foam device; Said fluid reservoir 3 is communicated with between said water pump 1 and said foam device through said autocontrol valve 7, and said autocontrol valve 7 is electrically connected with said air compressor 2.
Pass through technique scheme; Because autocontrol valve 7 is electrically connected with air compressor 2; Thereby when compressed air foam fire-extinguishing system is worked under the foam fire-fighting state; Autocontrol valve 7 is also opened when starting air compressor 2, flows in the said fluid reservoir 3 with the part of the liquid that allows to flow out from said water pump 1.Air compressor 2 can directly carry out automatically controlled to autocontrol valve 7 or through controller control autocontrol valve 7, realize the automation control of autocontrol valve 7.Thereby when system pressure is uneven, system is carried out pressure release, thereby the unnecessary water (promptly not getting into the water that foam device foams) that water pump 1 is discharged can be back in the fluid reservoir 3 through autocontrol valve 7.
Therefore, both practiced thrift water consumption, and reduced system's hydraulic pressure simultaneously, the output pressure of the output pressure of water pump 1 and air compressor 2 can balance, guarantees the stable operation of system.In addition, because the unnecessary water that water pump 1 is discharged can in time circulate through autocontrol valve 7, make that the water temperature in the water pump 1 can not raise, thereby can not produce the water route cavitation.
In addition, autocontrol valve 7 is controlled by air compressor 2 automatically, thereby does not need manually-operated autocontrol valve 7, make that the switch of autocontrol valve 7 is convenient, and aperture is suitable, easy to operate, thus the pressure balance and the operate as normal of the system of assurance.
Because autocontrol valve 7 can adopt various forms of electric control valves, as long as make things convenient for the control of air compressor 2.Preferably, said autocontrol valve 7 is electro hydraulic valve or electropneumatic valve.Therefore, autocontrol valve 7 can be hydraulically powered valve, also can be pneumatic valve.The actual flow of autocontrol valve 7 needs the flow of earial drainage more than or equal to system; Autocontrol valve 7 apertures can be along with the corresponding variation of the flow of system like this; Perhaps autocontrol valve 7 is equivalent to stop valve, under the foam fire-fighting state, opens fully, under pure water fire extinguishing state, closes fully.
Because when compressed air foam fire-extinguishing system is worked under the foam fire-fighting state; Needing water and foaming agent to mix the formation foam water puts out a fire; Therefore, preferably, said fluid reservoir 3 comprises water pot 31 and foaming agent jar 32; Said water pot 31 is communicated with said water pump 1; Said foaming agent jar 32 is communicated with said foam device, and said water pot 31 is communicated with between said water pump 1 and said foam device through said autocontrol valve 7, flows in the said water pot 31 with the part of permission from the liquid of said water pump 1 outflow.Water pot 31 provides water to system, and foaming agent jar 32 provides foaming agent to system.Water pump 1 is extracted water out and most of water is delivered in the foam device from water pot 31; Foaming agent entering foam device in the foaming agent jar 32 mixes the formation mixed liquor and adds compressed air foam formation foam water with water simultaneously, thereby utilizes foam water to put out a fire.In addition, a part of water of from water pot 31, extracting out of water pump 1 is back in the water pot 31 through autocontrol valve 7.
For conserve space is installed with being convenient to, as shown in Figure 1, preferably, said fluid reservoir 3 is set to integrative-structure and inside is divided into said water pot 31 and said foaming agent jar 32.Therefore, can integrally formed fluid reservoir 3, then the inner space of fluid reservoir 3 is cut apart, thereby a part of space is used for water storage, a part of space is used to store foaming agent.So both made things convenient for the installation and the setting of fluid reservoir 3, and space hold is less, easy to operate, practicality is higher.
Foam device can adopt the device of various forms and structure; Preferably; Said foam device comprises foam proportioner 4 and air and liquid mixer 5; Said water pump 1 is communicated with said outlet valve 6 with air and liquid mixer 5 through said foam proportioner 4 successively, and said foaming agent jar 32 is communicated with said foam proportioner 4, and said air compressor 2 is communicated with said air and liquid mixer 5.The foaming agent that water that is used for foaming that water pump 1 is extracted out and foaming agent jar 32 provide mixes the formation foam solution at foam proportioner 4; Foam solution gets into the compressed air that adds air compressor 2 in the air and liquid mixer 5 and the provide operation of bubbling then, finally forms foam solution and puts out a fire.
Owing to need the balance of micro-control system's hydraulic pressure and air pressure; Preferably; This compressed air foam fire-extinguishing system also comprises balanced valve 12, and said water pump 1 is communicated with the inlet of this balanced valve 12, discharges from the relief port of this balanced valve 12 from the part of the liquid of said water pump 1 outflow with permission; Said air compressor 2 is communicated with the air inlet of said balanced valve 12, and the exhaust outlet of said balanced valve 12 is communicated with said air and liquid mixer 5.A part of water that balanced valve 12 had both allowed water pump 1 to promote passes through balanced valve 12 discharge systems, plays the effect of earial drainage step-down.Simultaneously, balanced valve 12 allows compressed air that air compressors 2 produce through this balanced valve 12, gets into then that the mixed liquor to water and blowing agent foams in the air and liquid mixer 5.
In order to prevent that the water that water pump 1 is discharged from refluxing; Cause water pump 1 counter-rotating and damage water pump 1; Preferably, this compressed air foam fire-extinguishing system also comprises and is arranged between said water pump 1 and the said foam proportioner 4 and prevents that liquid that said water pump 1 is discharged is back to first check valve 9 of first check valve 9 in the said water pump 1.The water that 9 permission water pumps of first check valve 1 promote flows to balanced valve 12, foam proportioner 4 and autocontrol valve 7 respectively, in the back water pump 1 that do not allow to flow backwards, has guaranteed the normal operation of water pump 1.
For the mixed-liquor return that prevents water and foaming agent in the foam proportioner 4 in water pump 1 and/or water pot 31; Preferably, this compressed air foam fire-extinguishing system also comprises and is arranged between said first check valve 9 and the said foam proportioner 4 and prevents that liquid is back to second check valve 10 in said water pump 1 and the said water pot 31 from said foam proportioner 4.In like manner, if mixed-liquor return can cause water pump 1 counter-rotating and cisco unity malfunction in water pump 1, thereby the one-way flow that second check valve 10 guarantees mixed liquor is set; If mixed-liquor return in the water pot 31, can influence the purity of water, thereby influence the ratio of water and foaming agent in the foam proportioner 4, cause system's foaming effect bad, prevent mixed-liquor return thereby second check valve 10 is set.Therefore, can not sneak into mixed liquor in the pipeline that pure water flows in the system, guarantee system stable operation.
In like manner; In order to prevent that the foam water through foaming in the air and liquid mixer 5 is back in the foam proportioner 4; Preferably, this compressed air foam fire-extinguishing system also comprises and is arranged between said foam proportioner 4 and the said air and liquid mixer 5 and only allows liquid to flow to the 3rd check valve 11 of said air and liquid mixer 5 from said foam proportioner 4.Make the foam water in the air and liquid mixer 5 to discharge through outlet valve 6, the operation to air and liquid mixer 5 causes harmful effect in the air and liquid mixer 5 and can not be back to.
Because contain a large amount of magazines in the air, preferably, this compressed air foam fire-extinguishing system also comprises the air cleaner 13 that is connected with the air intlet of said air compressor 2.Air cleaner 13 earlier to external world air filter, promptly remove particulate such as dust and dewater etc., and then the air of cleaning is offered system through air compressor 2, guaranteed the quality of system's operational system with air.
Control the break-make of the pipeline between water pot 31 and the water pump 1 for ease; Preferably; This compressed air foam fire-extinguishing system comprises also and allows liquid to flow to the gate valve 14 of said water pump 1 from said fluid reservoir 3 that said water pot 31 is communicated with said water pump 1 through this gate valve 14.When system water came from fluid reservoir 3, gate valve 14 was in connected state, flowed in the water pump 1 to allow the water in the water pot 31.When system when the outside intakes, gate valve 14 is in cut-off state, water pump 1 is intake from the outside.
Use up or from the outside water inlet of system when more convenient, preferably, this compressed air foam fire-extinguishing system also comprises outer water intaking valve 15 when the water storage in the water pot 31, this outer water intaking valve 15 is arranged between said gate valve 14 and the said water pump 1.When system intake from the outside, gate valve 14 ended, and water pump 1 offers system through outer water intaking valve 15 water inlets and with water, and water consumption can satisfy the needs of system when big.
Since possibly retain a certain amount of surplus water in the water pump 1, the impurity that possibly deposit in the water pump 1 when perhaps service time is longer, preferably, this compressed air foam fire-extinguishing system also comprises discharging valve 16, this discharging valve 16 is communicated with said water pump 1.Through discharging valve 16 the surplus water of retaining in the water pump 1 is discharged, can impurity be discharged simultaneously, guaranteed the normal operation of water pump 1.
Put out a fire for ease, preferably, said outlet valve 6 is a plurality of.A plurality of outlet valves 6 spray foam water are simultaneously put out a fire, and have improved fire-fighting efficiency, and can put out a fire to the point of origin of several directions and position simultaneously.
In addition, this compressed air foam fire-extinguishing system also comprises water injection valve 8, and said fluid reservoir 3 is communicated with between said water pump 1 and said foam device through said water injection valve 8.Water injection valve 8 is parallelly connected with autocontrol valve 7, when the water in the water pot 31 exhausts, can carry out water filling through 8 pairs of water pots of water injection valve 31, and is easy to operate.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove in addition; Each concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner; For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (15)
1. compressed air foam fire-extinguishing system; It is characterized in that; This compressed air foam fire-extinguishing system comprises fluid reservoir (3), water pump (1), foam device, outlet valve (6), air compressor (2) and autocontrol valve (7); Said fluid reservoir (3) is communicated with said outlet valve (6) through said water pump (1) and said foam device; Said air compressor (2) is communicated with said foam device, and said fluid reservoir (3) is communicated with between said water pump (1) and said foam device through said autocontrol valve (7), and said autocontrol valve (7) is electrically connected with said air compressor (2).
2. compressed air foam fire-extinguishing system according to claim 1 is characterized in that, said autocontrol valve (7) is electro hydraulic valve or electropneumatic valve.
3. compressed air foam fire-extinguishing system according to claim 2 is characterized in that, said autocontrol valve (7) is automatically controlled eduction valve.
4. compressed air foam fire-extinguishing system according to claim 1; It is characterized in that; Said fluid reservoir (3) comprises water pot (31) and foaming agent jar (32); Said water pot (31) is communicated with said water pump (1), and said foaming agent jar (32) is communicated with said foam device, and said water pot (31) is communicated with between said water pump (1) and said foam device through said autocontrol valve (7).
5. compressed air foam fire-extinguishing system according to claim 4 is characterized in that, said fluid reservoir (3) is set to integrative-structure and inside is divided into said water pot (31) and said foaming agent jar (32).
6. compressed air foam fire-extinguishing system according to claim 4; It is characterized in that; Said foam device comprises foam proportioner (4) and air and liquid mixer (5); Said water pump (1) passes through said foam proportioner (4) and air and liquid mixer (5) successively and is communicated with said outlet valve (6), and said foaming agent jar (32) is communicated with said foam proportioner (4), and said air compressor (2) is communicated with said air and liquid mixer (5).
7. compressed air foam fire-extinguishing system according to claim 6; It is characterized in that; This compressed air foam fire-extinguishing system also comprises balanced valve (12), and said water pump (1) is communicated with the inlet of this balanced valve (12), discharges from the relief port of this balanced valve (12) from the part of the liquid of said water pump (1) outflow with permission; Said air compressor (2) is communicated with the air inlet of said balanced valve (12), and the exhaust outlet of said balanced valve (12) is communicated with said air and liquid mixer (5).
8. compressed air foam fire-extinguishing system according to claim 7; It is characterized in that this compressed air foam fire-extinguishing system also comprises and is arranged between said water pump (1) and the said foam proportioner (4) and prevents that the liquid that said water pump (1) is discharged is back to first check valve (9) in the said water pump (1).
9. compressed air foam fire-extinguishing system according to claim 8; It is characterized in that this compressed air foam fire-extinguishing system also comprises and is arranged between said first check valve (9) and the said foam proportioner (4) and prevents that liquid is back to second check valve (10) in said water pump (1) and the said water pot (31) from said foam proportioner (4).
10. compressed air foam fire-extinguishing system according to claim 9; It is characterized in that this compressed air foam fire-extinguishing system also comprises and is arranged between said foam proportioner (4) and the said air and liquid mixer (5) and only allows liquid to flow to the 3rd check valve (11) of said air and liquid mixer (5) from said foam proportioner (4).
11. compressed air foam fire-extinguishing system according to claim 1 is characterized in that, this compressed air foam fire-extinguishing system also comprises the air cleaner (13) that is connected with the air intlet of said air compressor (2).
12. compressed air foam fire-extinguishing system according to claim 4; It is characterized in that; This compressed air foam fire-extinguishing system comprises also and allows liquid to flow to the gate valve (14) of said water pump (1) from said fluid reservoir (3) that said water pot (31) is communicated with said water pump (1) through this gate valve (14).
13. compressed air foam fire-extinguishing system according to claim 12 is characterized in that, this compressed air foam fire-extinguishing system also comprises outer water intaking valve (15), and this outer water intaking valve (15) is arranged between said gate valve (14) and the said water pump (1).
14. compressed air foam fire-extinguishing system according to claim 1 is characterized in that, this compressed air foam fire-extinguishing system also comprises discharging valve (16), and this discharging valve (16) is communicated with said water pump (1).
15. compressed air foam fire-extinguishing system according to claim 1 is characterized in that, said outlet valve (6) is a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202749149U CN202207411U (en) | 2011-07-29 | 2011-07-29 | Compressed air foam extinguishing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202749149U CN202207411U (en) | 2011-07-29 | 2011-07-29 | Compressed air foam extinguishing system |
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| CN202207411U true CN202207411U (en) | 2012-05-02 |
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| CN2011202749149U Expired - Fee Related CN202207411U (en) | 2011-07-29 | 2011-07-29 | Compressed air foam extinguishing system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103566510A (en) * | 2013-11-01 | 2014-02-12 | 长沙中联消防机械有限公司 | Compressed air foam fire fighting truck and operation control device, system and method thereof |
| CN104524717A (en) * | 2014-12-24 | 2015-04-22 | 无锡五洋赛德压缩机有限公司 | Foam fire-extinguishing device with internal screw type air compressor |
| CN105749449A (en) * | 2016-04-05 | 2016-07-13 | 公安部天津消防研究所 | Funnel fire extinguishing system and fire extinguishing method |
| CN105833447A (en) * | 2016-04-05 | 2016-08-10 | 公安部天津消防研究所 | Compressed air foam hydrant system of tunnel rescue station and fire extinguishing method |
| CN107158610A (en) * | 2017-04-21 | 2017-09-15 | 东华大学 | Compressed-air foam ratio hybrid control system |
| CN108386221A (en) * | 2018-03-29 | 2018-08-10 | 滨州学院 | A kind of electronic adding type filling pore foam device and foaming method for mine dedusting |
| CN110997078A (en) * | 2017-06-14 | 2020-04-10 | 原子能股份公司 | A mobile fire extinguishing system that generates foam by a compression method |
| CN111714814A (en) * | 2019-03-22 | 2020-09-29 | 中国石油化工股份有限公司 | Self-pressurizing compressed gas foam generation system |
| CN111760224A (en) * | 2020-06-30 | 2020-10-13 | 三一汽车制造有限公司 | Automatic flushing system and fire engine |
| CN113577608A (en) * | 2021-08-06 | 2021-11-02 | 国网安徽省电力有限公司电力科学研究院 | Compressed air foam fire extinguishing device |
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2011
- 2011-07-29 CN CN2011202749149U patent/CN202207411U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103566510A (en) * | 2013-11-01 | 2014-02-12 | 长沙中联消防机械有限公司 | Compressed air foam fire fighting truck and operation control device, system and method thereof |
| CN104524717A (en) * | 2014-12-24 | 2015-04-22 | 无锡五洋赛德压缩机有限公司 | Foam fire-extinguishing device with internal screw type air compressor |
| CN105833447B (en) * | 2016-04-05 | 2019-01-22 | 公安部天津消防研究所 | A compressed air foam plug box system and fire extinguishing method in a tunnel rescue station |
| CN105833447A (en) * | 2016-04-05 | 2016-08-10 | 公安部天津消防研究所 | Compressed air foam hydrant system of tunnel rescue station and fire extinguishing method |
| CN105749449A (en) * | 2016-04-05 | 2016-07-13 | 公安部天津消防研究所 | Funnel fire extinguishing system and fire extinguishing method |
| CN105749449B (en) * | 2016-04-05 | 2019-01-25 | 公安部天津消防研究所 | A kind of tunnel fire extinguishing system and fire extinguishing method |
| CN107158610A (en) * | 2017-04-21 | 2017-09-15 | 东华大学 | Compressed-air foam ratio hybrid control system |
| CN110997078A (en) * | 2017-06-14 | 2020-04-10 | 原子能股份公司 | A mobile fire extinguishing system that generates foam by a compression method |
| CN108386221A (en) * | 2018-03-29 | 2018-08-10 | 滨州学院 | A kind of electronic adding type filling pore foam device and foaming method for mine dedusting |
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| CN111760224B (en) * | 2020-06-30 | 2023-10-27 | 三一汽车制造有限公司 | Automatic flushing system and fire engine |
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