CN201022922Y - Hydatogenous membranous froth spraying fire fighting device - Google Patents
Hydatogenous membranous froth spraying fire fighting device Download PDFInfo
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- CN201022922Y CN201022922Y CNU2006200464365U CN200620046436U CN201022922Y CN 201022922 Y CN201022922 Y CN 201022922Y CN U2006200464365 U CNU2006200464365 U CN U2006200464365U CN 200620046436 U CN200620046436 U CN 200620046436U CN 201022922 Y CN201022922 Y CN 201022922Y
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Abstract
The utility model relates to a water foam spraying fire control unit, which is characterized in that each of water foam spraying control valves is connected with at least two water foam spraying pipes, electric change-over butterfly valves are arranged in the water foam spraying control valves, each of electric change-over butterfly valves is connected with one water foam spraying pipe. As for the utility model, the water foam spraying pipes which work at different times and can meet the time requirement of a fire-fighting system can share the water foam spraying control valves, thereby greatly reducing the amount of valves, and saving the engineering cost, a fire detector and an injector are alternatively arranged on the two sides of a protective area, thereby reducing the detecting and rescuing impediments caused by large-scale automobiles and other barriers. The utility model has the advantages that the utility model can reduce the manufacture cost of the prior art and the working capacity of maintenance, and also can reduce the detecting and rescuing influences caused by large-scale barriers.
Description
Technical field:
The utility model relates to fire-fighting domain, is specifically related to be used for the tunnel, wears a kind of AFFF spray fire plant in tunnel, important chemical storage tank district down.
Background technology:
At present both at home and abroad at the tunnel, wear the hazardous area that genuine and important chemical storage tank district etc. are easy to take place gasoline class and other chemical fires down and often adopt water spray, thin water smoke and AFFF spray system as the fire attack measure.Water sprinkler system often mainly plays the surface cool cooling and faces upward the system intensity of a fire, but itself can not stamp out a fire.Though water mist system can effectively stamp out a fire, it is subject to airflow influence, require to be arranged in the relative closure space, and the water smoke that forms during its fire extinguishing often carries more flue dust secretly, influences escape personnel's sight line.AFFF spray fire-fighting system then becomes foam solution by spraying 3% water, at ignition point and peripheral ground is scattered or the combustible of overflow surface forms one deck foam solution isolation layer, stamp out a fire rapidly and stop resume combustion, also do not influence fire and produce smog and heat rising, guarantee escape personnel's sight line, be the tunnel, wear the optimal selection in genuine and important chemical storage tank district down, but the shortcoming of this system conventional existence is that investment is higher at present, the operation maintenance workload is bigger, be subject to large-scale barrier such as vehicle during breaking out of fire and intercept, influence detection and spray is puted out a fire to save life and property.The expense height is to use the expensive water of many covers to become foam spray control valve group in system's investment, the line service amount then mainly concentrates on the anti-blocking work of foam solution management and control system magnetic valve, and the ignition point that is blocked by oversize vehicle for fire detector and shower nozzle is its weak link.
Summary of the invention:
The purpose of this utility model is to provide a kind of AFFF spray fire plant, and it can effectively reduce the cost and the maintenance workload of prior art, and when reducing fire large-scale barrier to the detection and the influence of putting out a fire to save life and property.
To achieve these goals, the technical solution of the utility model is as follows: a kind of AFFF spray fire plant, it comprises fire detector and the fire suppression unit that is located at the both sides, guard plot, the fire suppression unit comprises fire water force (forcing) pump and foam solution force (forcing) pump, the fire water force (forcing) pump becomes the foam spray control valve to be connected by fire extinguisher canvas hose and water, the foam solution force (forcing) pump becomes the foam spray control valve to connect by foam solution Guan Yushui, it is characterized in that each water becomes foam spray control valve and at least two water to become the foam spray pipeline to be connected, this water becomes to be provided with electronic switching butterfly valve in the foam spray control valve, and each electronic switching butterfly valve becomes the foam spray pipeline to be connected with a water.Water becomes the foam spray pipeline to comprise spray piping, the shower nozzle that is connected with spray piping, with fire detector and shower nozzle in both sides, guard plot interlaced arrangement.Wherein water becomes the foam spray control valve to comprise proportioner, the first input end of this proportioner is connected with the output of first Signal butterfly bamper, the input of first Signal butterfly bamper is connected with the output of drench valve, the input of drench valve is connected with the output of secondary signal butterfly valve, the input of secondary signal butterfly valve is connected with fire extinguisher canvas hose, second input of this proportioner is connected with the output of the first foam solution stop valve, the input of the first foam solution stop valve is connected with the output of foam solution magnetic valve, the input of foam solution magnetic valve is connected with the output of the second foam solution stop valve, the input of the second foam solution stop valve is connected with the foam solution pipe, the output of proportioner is connected with the input of two electronic switching butterfly valves at least, and the output of each electronic switching butterfly valve becomes the foam spray pipeline to be connected with a water.
The utility model will not act on simultaneously and satisfy the shared water of spray pipeline of fire-fighting system response time and become the foam spray control valve; significantly reduced the quantity of valve group; saved construction investment; fire detector and shower nozzle in both sides, protection zone interlaced arrangement, can be reduced the obstruction that barrier such as oversize vehicle is surveyed and puted out a fire to save life and property ignition point.Therefore its advantage is that it can effectively reduce the cost and the maintenance workload of prior art, and when reducing fire large-scale barrier to the detection and the influence of putting out a fire to save life and property.
Description of drawings:
Fig. 1 is a system layout of the present utility model
Fig. 2 becomes foam spray control valve detail drawing for water
The specific embodiment:
Below in conjunction with drawings and Examples the utility model is elaborated.
The utility model mainly comprises fire detector 1 and fire suppression unit 2, in the tunnel, under wear genuine and critical facilitys such as important chemical storage tank district are provided with fire detector 1 and fire suppression unit 2 along the both sides, guard plot, fire suppression unit 2 is by fire water force (forcing) pump 3, foam solution force (forcing) pump 4, fire water pipeline 5, foam solution pipeline 6, water becomes foam spray control valve 7 to become foam spray pipeline 8 to form with water, it is characterized in that each water becomes foam spray control valve 7 and at least two water to become foam spray pipeline 8 to be connected, this water becomes to be provided with electronic switching butterfly valve 16 in the foam spray control valve 7, and each electronic switching butterfly valve 16 becomes the foam spray pipeline to be connected with a water.Fire detector 1, fire water force (forcing) pump 3 and foam solution force (forcing) pump 4 have off-the-shelf available, and fire water pipeline 5 adopts coating steel pipe or steel pipe, and foam solution pipeline 6 adopts stainless steel tube.Wherein water becomes foam spray control valve 7 to comprise proportioner 9, the first input end of this proportioner 9 is connected with the output of first Signal butterfly bamper 11, the input of first Signal butterfly bamper 11 is connected with the output of drench valve 10, the input of drench valve 10 is connected with the output of secondary signal butterfly valve 21, the input of secondary signal butterfly valve 21 is connected with fire extinguisher canvas hose 5, second input of this proportioner 9 is connected with the output of the first foam solution stop valve 15, the input of the first foam solution stop valve 15 is connected with the output of foam solution magnetic valve 14, the input of foam solution magnetic valve 14 is connected with the output of the second foam solution stop valve 25, the input of the second foam solution stop valve 25 is connected with foam solution pipe 6, the output of proportioner 9 is connected with the input of two electronic switching butterfly valves 16 at least, and the output of each electronic switching butterfly valve 16 becomes foam spray pipeline 8 to be connected with a water.Two ends at drench valve 10 also are provided with alarm pressure switch 20, being provided with pipeline between first Signal butterfly bamper 11 and the drench valve 10 is connected with the pet valve 12 of releasing, this pet valve 12 of releasing is connected with the developmental tube 13 of releasing, the outlet of developmental tube 13 of releasing can be communicated with the drainage pipeline in the external world, being provided with pipeline between foam solution magnetic valve 14 and the second foam solution stop valve 25 is connected with drain stop valve 18, the other end of drain stop valve 18 can be communicated with the drainage pipeline in the external world, output at proportioner 9 also is provided with Pressure gauge 19, Pressure gauge 19 is connected with the output of air inlet stop valve 17, and the input of air inlet stop valve 17 is connected with air inlet pipe 23.Water becomes all components and parts of foam spray control valve 7 to be installed in the unified valve block 26.Water becomes foam spray pipeline 8 to comprise spray piping 24, shower nozzle 22 that is connected with spray piping 24 and the micro-vent valve 23 that is located at spray piping 24 ends.
After fire detector 1 is surveyed thermal source and is determined ignition point, signal is started by control system notice fire water force (forcing) pump 3, drench valve 10 and electronic switching butterfly valve 16 are opened, shower nozzle 22 begins water spray, alarm pressure switch 20 is opened and is reported to the police simultaneously, start foam solution force (forcing) pump 4 then, open foam solution magnetic valve 14, shower nozzle 22 begins to spray 3% water and becomes foam solution, after having sprayed, foam solution closes foam solution force (forcing) pump 4 and foam solution magnetic valve 14 continuation water sprays, to setting-up time or all the other systems of manual-lock, finish the process of putting out a fire to save life and property.Need open ponding in release pet valve 12 and drain stop valve 18 emptying systems before fire suppression unit 2 online the awaiting orders, open air inlet stop valve 17 after closing release pet valve 12 and drain stop valve 18, squeezing into compressed air or inert gas is system's pressurization, observes to design pressure by Pressure gauge 19.Determine pipe-line system pressure by observing Pressure gauge 19 when safeguarding at ordinary times, as be lower than the then additional pressurization of design pressure lower limit.
In addition, fire detector 1 and shower nozzle 22 in both sides, protection zone interlaced arrangement, can be reduced the obstruction that barrier such as oversize vehicle is surveyed and puted out a fire to save life and property ignition point.
Employed fire water force (forcing) pump 3, foam solution force (forcing) pump 4, fire water pipeline 5, foam solution pipeline 6, water become foam spray control valve 7, water to become foam spray pipeline 8, proportioner 9, drench valve 10, Signal butterfly bamper 11 and 21, the pet valve 12 of releasing, foam solution magnetic valve 14, foam solution stop valve 15 and 25 in the utility model, electronic switching butterfly valve 16, air inlet stop valve 17, drain stop valve 18, Pressure gauge 19, alarm pressure switch 20, shower nozzle 22 are prior art, do not repeat them here.
Claims (5)
1. an AFFF sprays fire plant, it comprises fire detector and the fire suppression unit that is located at the both sides, guard plot, the fire suppression unit comprises fire water force (forcing) pump and foam solution force (forcing) pump, the fire water force (forcing) pump becomes the foam spray control valve to be connected by fire extinguisher canvas hose and water, the foam solution force (forcing) pump becomes the foam spray control valve to connect by foam solution Guan Yushui, it is characterized in that each water becomes foam spray control valve and at least two water to become the foam spray pipeline to be connected, this water becomes to be provided with electronic switching butterfly valve in the foam spray control valve, and each electronic switching butterfly valve becomes the foam spray pipeline to be connected with a water.
2. by the described AFFF of claim 1 spray fire plant, it is characterized in that water becomes the foam spray pipeline to comprise spray piping, the shower nozzle that is connected with spray piping, with fire detector and shower nozzle in both sides, guard plot interlaced arrangement.
3. by the described AFFF spray of claim 1 fire plant, it is characterized in that water becomes the foam spray control valve to comprise proportioner, the first input end of this proportioner is connected with the output of first Signal butterfly bamper, the input of first Signal butterfly bamper is connected with the output of drench valve, the input of drench valve is connected with the output of secondary signal butterfly valve, the input of secondary signal butterfly valve is connected with fire extinguisher canvas hose, second input of this proportioner is connected with the output of the first foam solution stop valve, the input of the first foam solution stop valve is connected with the output of foam solution magnetic valve, the input of foam solution magnetic valve is connected with the output of the second foam solution stop valve, the input of the second foam solution stop valve is connected with the foam solution pipe, the output of proportioner is connected with the input of two electronic switching butterfly valves at least, and the output of each electronic switching butterfly valve becomes the foam spray pipeline to be connected with a water.
4. by the described AFFF spray of claim 3 fire plant, it is characterized in that being provided with pipeline between first Signal butterfly bamper and the drench valve is connected with the pet valve of releasing, this pet valve of releasing is connected with the developmental tube of releasing, being provided with pipeline between foam solution magnetic valve and the second foam solution stop valve is connected with the drain stop valve, output at proportioner also is provided with Pressure gauge, Pressure gauge is connected with the output of air inlet stop valve, the input of air inlet stop valve is connected with air inlet pipe, and water becomes the spray piping end of foam spray pipeline to be provided with micro-vent valve.
5. by the described AFFF spray of claim 4 fire plant, it is characterized in that the two ends of drench valve also are provided with the alarm pressure switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200464365U CN201022922Y (en) | 2006-09-28 | 2006-09-28 | Hydatogenous membranous froth spraying fire fighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200464365U CN201022922Y (en) | 2006-09-28 | 2006-09-28 | Hydatogenous membranous froth spraying fire fighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201022922Y true CN201022922Y (en) | 2008-02-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200464365U Expired - Lifetime CN201022922Y (en) | 2006-09-28 | 2006-09-28 | Hydatogenous membranous froth spraying fire fighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201022922Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688570A (en) * | 2011-03-24 | 2012-09-26 | 上海市政工程设计研究总院（集团）有限公司 | Fire safety safeguards system for tunnel and extinguishing method thereof |
| CN104936657A (en) * | 2013-01-22 | 2015-09-23 | 株式会社合同防灾 | Sprinkler fire extinguishing equipment and fire extinguishing container |
| CN106943702A (en) * | 2017-03-23 | 2017-07-14 | 中国石油大学(华东) | A kind of safety control of rotating nozzle type foam water deluge system |
| CN106943700A (en) * | 2017-03-23 | 2017-07-14 | 中国石油大学(华东) | A kind of method of controlling security of rotating nozzle type foam water deluge system |
| CN107080908A (en) * | 2017-04-20 | 2017-08-22 | 湖南省湘电试研技术有限公司 | Mesohigh water mist system is used in a kind of outdoor transformer live-wire fire fighting, cooling and cleaning three |
| CN107308573A (en) * | 2017-03-23 | 2017-11-03 | 杨斌 | A kind of tank field fire-fighting link alarm and fire extinguishing system based on a key control |
-
2006
- 2006-09-28 CN CNU2006200464365U patent/CN201022922Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688570A (en) * | 2011-03-24 | 2012-09-26 | 上海市政工程设计研究总院（集团）有限公司 | Fire safety safeguards system for tunnel and extinguishing method thereof |
| CN104936657A (en) * | 2013-01-22 | 2015-09-23 | 株式会社合同防灾 | Sprinkler fire extinguishing equipment and fire extinguishing container |
| CN104936657B (en) * | 2013-01-22 | 2019-03-29 | 株式会社合同防灾 | Sprinkling fire-distinguishing equipment and fire extinguishment container |
| CN106943702A (en) * | 2017-03-23 | 2017-07-14 | 中国石油大学(华东) | A kind of safety control of rotating nozzle type foam water deluge system |
| CN106943700A (en) * | 2017-03-23 | 2017-07-14 | 中国石油大学(华东) | A kind of method of controlling security of rotating nozzle type foam water deluge system |
| CN107308573A (en) * | 2017-03-23 | 2017-11-03 | 杨斌 | A kind of tank field fire-fighting link alarm and fire extinguishing system based on a key control |
| CN107080908A (en) * | 2017-04-20 | 2017-08-22 | 湖南省湘电试研技术有限公司 | Mesohigh water mist system is used in a kind of outdoor transformer live-wire fire fighting, cooling and cleaning three |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080220 |
|
| EXPY | Termination of patent right or utility model |