CN204745424U - Foam extinguishing device - Google Patents
Foam extinguishing device Download PDFInfo
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- CN204745424U CN204745424U CN201520383644.3U CN201520383644U CN204745424U CN 204745424 U CN204745424 U CN 204745424U CN 201520383644 U CN201520383644 U CN 201520383644U CN 204745424 U CN204745424 U CN 204745424U
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- foam pump
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Abstract
The utility model provides a foam extinguishing device in fire control field, including foam cabinet, proportion blender, foam pump and fire water -supply interface, the foam cabinet passes through the foam pump, with proportion blender intercommunication, the proportion blender with fire water -supply interface intercommunication, be equipped with foam mixed liquid outlet on the proportion blender, be equipped with a gas vent on the foam pump, the gas vent through one the exhaust control valve with foam cabinet intercommunication, just the exhaust control valve with the foam pump is opened in step. Its technological effect is: guaranteed timely, the automatic discharge of the interior air ability of foam pump, made foam liquid can be exported rapidly under foam liquid's the condition not needing to fill at ordinary times to the foam pump, has improved foam extinguishing device's response speed, moreover because no longer need fill with at ordinary times in the foam pump and have corrosive foam liquid, thereby make and improved the life of foam pump.
Description
Technical field
The utility model relates to a kind of fixed froth installation of fire-fighting domain.
Background technology
Fixed froth installation generally includes foam pump, foam cabinet, proportioner and fire water-supply interface.When a fire, start foam pump, by the foam solution in foam cabinet, be pumped in proportioner, foam solution forms with the fire water-supply inputted from fire water-supply interface the foam mixing liquid stablizing mixed proportion in proportioner, from proportioner export foam mixing liquid by the ejection such as foam gun or foam monitor, thus implement extinguishing operation.
The foam pump used in current fixed froth installation, without suction capacity, owing to there is the air that cannot discharge in foam pump, cannot be full of foam in foam pump, needs first foam pump to be full of foam during startup, and such foam pump could normal pumping.If manual intervention exhaust, not only operates inconvenience when foam pump starts, the impact fire extinguishing response time, and also the foam ejected during artificial exhaust pollutes the environment.And to ensure foam pump can at any time, promptly foam output liquid, just need to maintain for a long time foam solution in the pump chamber of foam pump, but, foam solution has certain corrosivity, if long-term existence is in foam pump, can foam pump be corroded, greatly shorten the service life of fixed froth installation.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of fixed froth installation, its fast response time of putting out a fire, long service life.
A kind of technical scheme realizing above-mentioned purpose is: a kind of fixed froth installation, comprise foam cabinet, proportioner, foam pump and fire water-supply interface, described foam cabinet is by described foam pump, be communicated with described proportioner, described proportioner and described fire water-supply orifice, described proportioner is provided with foam mixing liquid outlet;
Described foam pump is provided with an exhaust outlet, and described exhaust outlet is communicated with described foam cabinet by a gas exhausting valve, and described gas exhausting valve and described foam pump and described foam pump are synchronously opened.
Its problem to be solved is: by increasing exhaust outlet in foam pump, and described exhaust outlet is communicated with foam cabinet by gas exhausting valve, air in described foam pump can be discharged by described exhaust outlet, described foam pump also will pass back in described foam cabinet by the foam solution may discharged in described vent process, and can not be sprayed onto outside fixed froth installation, both environmental pollution was avoided, it also avoid the corrosion that foam solution produces a whole set of fixed froth installation, improve the service life of fixed froth installation, described gas exhausting valve synchronously can be opened automatically when foam pump starts, for the air in described foam pump provides passing away, automatic delay function after air is discharged, ensure that in described foam pump, air is timely, automatic discharge, do not need manual intervention, described foam pump is made not need energy foam output liquid rapidly under the condition filling foam solution at ordinary times, improve the response speed of fixed froth installation, and owing to no longer needing to fill that there is corrosive foam solution in described foam pump at ordinary times, the corrosion of foam solution to described foam pump is made to be down to minimum, thus improve the service life of described foam pump.
Further, described gas exhausting valve is electrically-controlled valve, and described foam pump is provided with a motor, and described electrically-controlled valve and described motor are all electrically connected with electric cabinet.
Its technique effect is, can be made that gas exhausting valve is synchronous with foam pump to be opened automatically using electrically-controlled valve as gas exhausting valve by the electric-control system in electric cabinet, and time delay is closed in foam pump, and it is accurately convenient to control, to raising fire extinguishing response speed advantageously.
Further, the hand control valve in parallel with described gas exhausting valve is provided with between described exhaust outlet with described foam cabinet.
Its technique effect is, when just in case gas exhausting valve cannot be opened, can ensure the normal realization of degassing function, thus provide guarantee to the operational reliability of fixed froth installation by hand control valve.
Further, described proportioner is balance type proportioning mixer.
Its technique effect is: adopt balance type proportioning mixer without the need to manually adjusting the mixed proportion that can ensure accurate fire water-supply and foam solution under pressure in a big way and traffic conditions, thus can improve the serviceability of fixed froth installation.
Further, the first check-valves, three-way connection and filter is provided with between described foam cabinet and described foam pump, the first end of this three-way connection is communicated with described foam cabinet by described first check-valves, the second end of this three-way connection is communicated with described foam pump by described filter, and the 3rd end of this three-way connection is by flushing valve and described fire water-supply orifice.
Its technique effect is: filter can remove the impurity in the foam solution entering described foam pump, provides effective protection to described foam pump; Three-way connection between first check-valves and described filter is by flushing valve and described fire water-supply orifice, therefore fire water-supply can be utilized to clean described filter and described foam pump, remove impurity wherein, more by rinsing the foam solution in emptying described filter and described foam pump at every turn after using operation, foam solution can be avoided to remain corrosion caused to described foam pump and described filter; And described first check-valves can ensure that in flushing process, fire water-supply can not enter in described foam cabinet.
Further, triplate line and the second check-valves is provided with between described foam pump and described proportioner, the first end of described triplate line is communicated with described foam pump, the second end of described triplate line is communicated with described proportioner by described second check-valves, and the 3rd end of described triplate line is communicated with described foam cabinet by safety relief valve.
Its technique effect is: the second check-valves can ensure that fire water-supply can not adverse current enter in described foam pump, ensure the normal conveying of foam solution, be communicated with through triplate line between described foam pump with described second check-valves, and be communicated with described foam cabinet by safety relief valve, ensure that at stopping fire-extinguishing operations, when foam gun is closed or when described second check-valves or described proportioner break down and block, the foam solution that described foam pump exports is back in described foam cabinet by described safety relief valve, avoid hypertonia in the described foam pump that may occur and the damage caused.
Further, the top of described foam cabinet is provided with breather valve.
Its technique effect is: breather valve can maintain the air pressure balance in described foam cabinet, and reduces the volatilization of foam solution.
Further, described foam is provided with liquid level gauge cashier's office in a shop.
Its technique effect is: liquid level gauge can provide the information of the foam solution storage in described foam cabinet at any time, to supplement foam solution in time by liquid feeding system, ensures the normal Standby state of fixed froth installation.
Further, the bottom of described foam cabinet is provided with discharge opeing interface.
Its technique effect is: when carrying out maintenance cleaning to foam cabinet by the emptying foam solution of described discharge opeing interface, can facilitate the maintaining of fixed froth installation.
Further, the top of described foam cabinet is provided with liquid feeding interface.
Its technique effect is, described liquid feeding interface can easily with liquid feeding system connectivity, ensure normally the carrying out of liquid feeding.
Accompanying drawing explanation
Fig. 1 is the principle schematic of a kind of fixed froth installation of the present utility model.
Fig. 2 is the front view of a kind of fixed froth installation of the present utility model.
Fig. 3 is the top view of a kind of fixed froth installation of the present utility model.
Detailed description of the invention
Refer to Fig. 1 to Fig. 3, inventor of the present utility model, in order to understand the technical solution of the utility model better, below by embodiment particularly, and is described in detail by reference to the accompanying drawings:
Refer to Fig. 1 to Fig. 3, a kind of fixed froth installation of the present utility model, comprises discharge opeing interface 1, liquid level gauge 2, breather valve 3, foam cabinet 4, liquid feeding interface 5, fire water-supply interface 6, first check-valves 7, flushing valve 8, filter 9, electric cabinet 10, foam pump 11, exhaust outlet 12, gas exhausting valve 13, hand control valve 14, safety relief valve 15, second check-valves 16, proportioner 17, foam mixing liquid outlet 18, three-way connection 19 and triplate line 20.Wherein foam pump 11 is provided with motor.
Foam cabinet 4 is sealing cabinet, and in order to store the foam solution of fire-fighting, liquid feeding interface 5 is positioned on the end face of foam cabinet 4, to be communicated with liquid feeding system in time, supplements foam solution.Liquid level gauge 2 enters foam cabinet 4 from the end face grafting of foam cabinet 4, can provide the information of foam solution storage in foam cabinet 4 in time.When the storage of the foam solution in foam cabinet 4 is lower than warning value, supplement by liquid feeding interface 5.Breather valve 3 is positioned on the end face of foam cabinet 4, to maintain the air pressure balance in foam cabinet 4, and reduces the volatilization of foam solution, ensures the smooth output of foam solution during fire-fighting operation.Discharge opeing interface 1 is positioned on the bottom surface of foam cabinet 4, when needing to carry out foam cabinet 4 safeguarding cleaning by the foam solution in the emptying foam cabinet 4 of discharge opeing interface 1.
The bottom of foam cabinet 4 is provided with control valve 21, is control valve 21, first check-valves 7 by connecting successively, three-way connection 19 is communicated with filter 9 between foam cabinet 4 with foam pump 11.This channel setting is in the bottom of foam cabinet 4, and when the control valve 21 being positioned at foam cabinet 4 bottom is opened, the foam solution in foam cabinet 4 can be filled in foam pump 11 under the effect of deadweight.
Because control valve 21 is positioned at the bottom of foam cabinet 4, the first end of three-way connection 19 is by the first check-valves 7 and control valve 21, be alternatively that foam pump 4 is communicated with, the second end of three-way connection 19 is communicated with filter 9, and the arrival end of foam pump 4 is communicated with filter 9.3rd end of three-way connection 19 is by flushing valve 8, and the fire water-supply pipeline be communicated with flushing valve 8 is communicated with fire water-supply interface 6.
Foam pump 11 port of export is communicated with proportioner 17 through the second check-valves 16, and the foam pump in foam cabinet 4 just can be delivered in proportioner 17 by such foam pump 11.Proportioner 17 is communicated with fire water-supply interface 6 by described fire water-supply pipeline.Proportioner 17 is balance type proportioning mixer, exports 18 flow to fire-fighting foam gun or foam monitor after the foam solution that foam pump 11 is carried mixes according to a certain percentage to the fire water-supply passing ratio blender 17 inputted from fire water-supply interface 6 with corresponding pressure from the foam mixing liquid being positioned at proportioner 17 outlet side.
The side that the pump chamber that exhaust outlet 12 is positioned at foam pump 11 is communicated with the second check-valves 16, exhaust outlet 12 is communicated with gas exhaust piping, and described gas exhaust piping is communicated with exhaust outlet 12 and foam cabinet 4.Gas exhausting valve 13 is positioned on described gas exhaust piping, and gas exhausting valve 13 is electrically-controlled valve, and gas exhausting valve 13 is electrically connected with electric cabinet 10.Electric cabinet 10 is electrically connected with the motor of foam pump 11.The Collaboration between gas exhausting valve 13 and foam pump 11 is coordinated by electric cabinet 10.When foam pump 11 starts, gas exhausting valve 13 is opened simultaneously automatically, for the air in foam pump 11 provides passing away, final vacuum control valve 13 automatic delay function is discharged at air, ensure that the discharge automatically in time of air in foam pump 11, do not need manual intervention, improve fire extinguishing response speed, be no longer necessary for and can exported and foam solution be filled for a long time foam pump 11 and proportioner 17 by foam output mixed liquor in time, avoid foam solution to the first check-valves 7, flushing valve 8, filter 9, the corrosion that foam pump 11 and the second check-valves 16 and proportioner 17 may cause, improve the service life of fixed froth installation.Hand control valve 14 is also positioned on described gas exhaust piping, and in parallel with gas exhausting valve 13, in order to manually to improve the capacity of foam pump 11, and when gas exhausting valve 13 lost efficacy, bears exhaust task.
Triplate line 20 is between foam pump 11 and the second check-valves 16, the first end of triplate line 20 is communicated with foam pump 11, the second end of triplate line 20 is communicated with proportioner 17 by the second check-valves 16, and the 3rd end of triplate line 20 is communicated with foam cabinet 4 by safety relief valve 15.The foam solution that foam pump 11 exports is back in foam cabinet 4 by safety relief valve 15, avoids hypertonia in the foam pump 11 that may occur and the damage caused.
Below detailed description of the invention more of the present utility model are only listed, but the utility model is not limited in this, more improvement and conversion can be made, such as, proportioner 17 may not be balance type proportioning mixer, and can be pump proportioner, or sump pressure formula proportioner.Gas exhausting valve 13 may not be electrically-controlled valve, and can be the autocontrol valve of other forms such as pneumatic operated valve, as long as energy Collaboration between gas exhausting valve 13 and foam pump 11, synchronously open, and gas exhausting valve 13 can after air have been got rid of, late release.
Those of ordinary skill in the art will be appreciated that, above embodiment is only used to the utility model is described, and be not used as restriction of the present utility model, as long as in spirit of the present utility model, all will drop in Claims scope of the present utility model the change of the above embodiment, modification.
Claims (10)
1. a fixed froth installation, comprise foam cabinet, proportioner, foam pump and fire water-supply interface, it is characterized in that: described foam cabinet is by described foam pump, be communicated with described proportioner, described proportioner and described fire water-supply orifice, described proportioner is provided with foam mixing liquid outlet; It is characterized in that:
Described foam pump is provided with an exhaust outlet, and described exhaust outlet is communicated with described foam cabinet by a gas exhausting valve, and described gas exhausting valve and described foam pump are synchronously opened.
2. a kind of fixed froth installation according to claim 1, is characterized in that: described gas exhausting valve is electrically-controlled valve, and described foam pump is provided with a motor, and described electrically-controlled valve and described motor are all electrically connected with electric cabinet.
3. a kind of fixed froth installation according to claim 1 and 2, is characterized in that: be provided with the hand control valve in parallel with described gas exhausting valve between described exhaust outlet with described foam cabinet.
4. a kind of fixed froth installation according to claim 1, is characterized in that: described proportioner is balance type proportioning mixer.
5. a kind of fixed froth installation according to claim 1, it is characterized in that: between described foam cabinet and described foam pump, be provided with the first check-valves, three-way connection and filter, the first end of this three-way connection is communicated with described foam cabinet by described first check-valves, the second end of this three-way connection is communicated with described foam pump by described filter, and the 3rd end of this three-way connection is by flushing valve and described fire water-supply orifice.
6. a kind of fixed froth installation according to claim 5, it is characterized in that: between described foam pump and described proportioner, be provided with triplate line and the second check-valves, the first end of described triplate line is communicated with described foam pump, the second end of described triplate line is communicated with described proportioner by described second check-valves, and the 3rd end of described triplate line is communicated with described foam cabinet by safety relief valve.
7. a kind of fixed froth installation according to claim 1, is characterized in that: the top of described foam cabinet is provided with breather valve.
8. a kind of fixed froth installation according to claim 1, is characterized in that: described foam is provided with liquid level gauge cashier's office in a shop.
9. a kind of fixed froth installation according to claim 1, is characterized in that: the bottom of described foam cabinet is provided with discharge opeing interface.
10. a kind of fixed froth installation according to claim 1, is characterized in that: the top of described foam cabinet is provided with liquid feeding interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520383644.3U CN204745424U (en) | 2015-06-04 | 2015-06-04 | Foam extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520383644.3U CN204745424U (en) | 2015-06-04 | 2015-06-04 | Foam extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204745424U true CN204745424U (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520383644.3U Active CN204745424U (en) | 2015-06-04 | 2015-06-04 | Foam extinguishing device |
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| Country | Link |
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| CN (1) | CN204745424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107007958A (en) * | 2017-06-06 | 2017-08-04 | 明光浩淼安防科技股份公司 | A kind of novel foam fire fighting truck and foam supply and conveying device |
| CN117695568A (en) * | 2024-02-05 | 2024-03-15 | 新乡市金升消防科技有限公司 | Environment-friendly foam proportion mixing device |
-
2015
- 2015-06-04 CN CN201520383644.3U patent/CN204745424U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107007958A (en) * | 2017-06-06 | 2017-08-04 | 明光浩淼安防科技股份公司 | A kind of novel foam fire fighting truck and foam supply and conveying device |
| CN107007958B (en) * | 2017-06-06 | 2022-08-30 | 明光浩淼安防科技股份公司 | Novel foam fire engine and foam supply and conveying device |
| CN117695568A (en) * | 2024-02-05 | 2024-03-15 | 新乡市金升消防科技有限公司 | Environment-friendly foam proportion mixing device |
| CN117695568B (en) * | 2024-02-05 | 2024-05-07 | 新乡市金升消防科技有限公司 | Environment-friendly foam proportion mixing device |
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| GR01 | Patent grant |