CN204891007U - Automatic fire extinguishing system based on thin water smoke curtain technique - Google Patents
Automatic fire extinguishing system based on thin water smoke curtain technique Download PDFInfo
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- CN204891007U CN204891007U CN201520670641.8U CN201520670641U CN204891007U CN 204891007 U CN204891007 U CN 204891007U CN 201520670641 U CN201520670641 U CN 201520670641U CN 204891007 U CN204891007 U CN 204891007U
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Abstract
The utility model discloses an automatic fire extinguishing system based on thin water smoke curtain technique, including the cistern, install the frequency conversion water pump in the cistern, the frequency conversion water pump is connected with the water delivery pipe network, pressure sensor, pressure switch and thin water mist spraying head are installed from the upper reaches on the net downriver in proper order to the raceway, still include in its structure with the smoke protection that disappears of the supporting installation of thin water mist spraying head feels alarm and temperature detect ware. The utility model discloses a thin water mist spraying head comes the subregion to put out a fire, targeted, and the good reliability, fire control effect is good, saves the water resource, and the personnel of the scene of fire of being convenient for moreover flee smoothly.
Description
Technical field
The utility model relates to a kind of fire-fighting equipment of public arena, particularly relates to a kind of automatic fire fighting based on water mists curtain technology.
Background technology
China's building trade is in fast-developing period, and large quantities of skyscraper and large public building have been built in various places.And along with the development of economic civilization and the progress of science and technology, people require also more and more higher to the architectural aesthetic of the form such as exhibition room, meeting-place.In these buildings, because user demand and function need and be provided with larger space, because area is excessive, exceed " building rule " and " high rule " about the regulation of the maximum permission area of fire compartment, because of its functional requirement, cannot fire wall be set.Therefore, special fire prevention treating method can only be taked in these places, be provided as the fire resisting shutter dividing fire compartment separate facilities and be considered to a kind of ideal selection for a long time.But fire screen exists drawback, fire resisting shutter is easy to lose efficacy by the effect of hyperthermia radiation under fire hazard environment on the one hand, poor reliability; The evacuation of scene of fire personnel is not easy on the other hand at the densely populated place place such as exhibition, meeting-place fire resisting shutter.Although there is researcher to propose to be solved the problems such as rolling screen door high temperature (storage water heater fireproof shutter sheet and storage water heater fire resisting shutter 200420032720.8 etc.) by modes such as trickles in rolling screen door, but the design ubiquity that this kind of rolling screen door adds Water spray is unfavorable for excessive, the water stain problem such as seriously polluted of evacuating personnel, water consumption, and belonging to passive fire extinguishing, initiative is poor.Separately have scholar to propose to offer the alternative of wicket in rolling screen door, although play a role to evacuating personnel, because door is less, in addition unsighted, advantage is also not obvious, also reduces the performance intercepting fire spreading simultaneously.
Along with the progress of science and technology, water mists curtain technology is ripe gradually, and uses in multiple industry.Compare general water spray, a water droplet diameter order of magnitude less of water spray.Specific area increases, and is more conducive to absorb heat energy, more easily vaporizes, improves the utilization rate of water, reduces water damage.The design of water mists curtain effectively can also reduce the temperature of ceiling flue gas, obvious to active suppression fire spread effect.
Pressure switch is a kind of pipe-line equipment that can set opening pressure value.Pressure switch is connected in water pipe line usually in advance, and its inside comprises two symmetrical spring leafs installed, the convex shutoff realized to pipeline center pipeline of spring leaf.If water overpressure could push spring leaf to tube wall side enough greatly, thus realizes water flowing.Back-moving spring is contained when containing higher hydraulic pressure in water pipe in tube wall side, and spring leaf is in constant compression state, and when water inner pipe water pressure drops to certain value, balance is broken, and back-moving spring is by the state of spring leaf top meeting blocking pipe, and cut-off is supplied water.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of automatic fire fighting based on water mists curtain technology, carrys out subregion fire extinguishing by water mists spray head, pointed, reliability is strong, good extinguishing effect, save water resource, and the personnel being convenient to scene of fire escapes smoothly.
To achieve these goals, technical solution adopted in the utility model is: a kind of automatic fire fighting based on water mists curtain technology, comprise cistern, in cistern, variable frequency pump is installed, variable frequency pump is connected with water transfer pipe network, and described water transfer pipe network is provided with pressure sensor, pressure switch and water mists spray head successively from upstream toward downstream; Also comprise in its structure and the fire-fighting smoke alarm of the supporting installation of described water mists spray head and hygrosensor.
Preferably, described water transfer pipe network comprises main pipeline and is communicated with the branch pipe(tube) on main pipeline with by magnetic valve, and described pressure sensor, pressure switch are arranged on the root of branch pipe(tube), and described water mists spray head is evenly arranged on branch pipe(tube).
Preferably, described branch pipe(tube) is grid-shaped arrangement, and described fire-fighting smoke alarm and hygrosensor are arranged on the both sides of branch pipe(tube).
Preferably, described pressure switch comprises the back-moving spring sealing the can be arranged on branch pipe(tube), be oppositely arranged on the spring leaf in can and be arranged between spring leaf and can.
The beneficial effect adopting technique scheme to produce is: the utility model carrys out subregion fire extinguishing by water mists spray head, by region detection on fire accurately, there is stronger specific aim, and extinguishing property can be kept lastingly, reliability is strong, good extinguishing effect, saves water resource, and in fire extinguishing procedure, there is not entity obstruct, the personnel being convenient to scene of fire escape smoothly; In addition, at the initial stage on fire, there is active alarm function, enable scene of fire personnel's Timeliness coverage and make counter-measure ahead of time.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 of the present utility modelly looks up structural representation.
Fig. 2 is the assembly relation structure chart of pressure switch and branch pipe(tube) in Fig. 1.
In figure: 1, cistern 2, variable frequency pump 3, main pipeline 4, branch pipe(tube) 5, magnetic valve 6, pressure sensor 7, pressure switch 8, water mists spray head 9, fire-fighting smoke alarm 10, hygrosensor 71, spring leaf 72, back-moving spring 73, can.
Detailed description of the invention
Referring to accompanying drawing, the structure of the utility model detailed description of the invention comprises cistern 1, be provided with variable frequency pump 2 in cistern 1, variable frequency pump 2 is connected with water transfer pipe network, and described water transfer pipe network is provided with pressure sensor 6, pressure switch 7 and water mists spray head 8 successively from upstream toward downstream; Also comprise in its structure and the fire-fighting smoke alarm 9 of the supporting installation of described water mists spray head 8 and hygrosensor 10.
Described water transfer pipe network comprises main pipeline 3 and is communicated with the branch pipe(tube) 4 on main pipeline 3 with by magnetic valve 5, and described pressure sensor 6, pressure switch 7 are arranged on the root of branch pipe(tube) 4, and described water mists spray head 8 is evenly arranged on branch pipe(tube).
The arrangement in grid-shaped of described branch pipe(tube) 4, described fire-fighting smoke alarm 9 and hygrosensor 10 are arranged on the both sides of branch pipe(tube) 4.
Described pressure switch 7 comprises the back-moving spring 72 sealing the can 73 be arranged on branch pipe(tube) 4, be oppositely arranged on the spring leaf 71 in can 73 and be arranged between spring leaf 71 and can 73.
Operation principle of the present utility model is: the branch pipe(tube) 4 of the utility model water transfer pipe network forms grid layout, building larger for area is divided into multiple zonule, fire-fighting smoke alarm 9 and hygrosensor 10 pairs of real time monitorings, once the generation condition of a fire, when fire-fighting smoke alarm 9 detect smog reach finite concentration time, namely alarm of fire is sounded, prompting Field Force carries out counter-measure ahead of time, simultaneously, fire-fighting smoke alarm 9 triggers variable frequency pump 2 and starts working as water transfer pipe network is washed by water pressurization in advance, and open the magnetic valve 5 of corresponding region, make bye-pass 4 water flowing of corresponding region to pressure switch 7, along with fire spreading, hygrosensor 10 detects variations in temperature, once temperature reaches setting value, then trigger variable frequency pump 2 and improve power, the structural pressure threshold value of hydraulic pressure overpressure switch 7 in water transfer pipe network, pressure switch 7 is opened and is made branch pipe(tube) 4 water flowing, water mist sprinkling head 8 starts to spray water mists, point of origin is surrounded by the isolation strip that water mists is formed, and isolation heat radiation and naked light etc., until put out burning things which may cause a fire disaster.
In addition, the utility model is laid with hygrosensor 10 in branch pipe(tube) 4 both sides, detect the temperature of side on fire and side not on fire respectively, there is the temperature difference in above-mentioned both sides, variable frequency pump 2 can carry out Intelligent adjustment for water-horse power (power of variable frequency pump 2 and the temperature difference are positive correlation) according to the temperature difference, water resource can be saved while guarantee extinguishing effect, and avoid unnecessary water to form water stain pollution.
Pressure sensor 6 for detecting the hydraulic pressure of water transfer pipe network, for staff provides data reference, so that the power of artificial adjustment variable frequency pump 2, in addition, in conjunction with actual extinguishing effect, for the predetermined power of variable frequency pump 2 provides important referential data.
Foregoing description only proposes, not as the single restrictive condition to its technical scheme itself as the enforceable technical scheme of the utility model.
Claims (4)
1. the automatic fire fighting based on water mists curtain technology, it is characterized in that: comprise cistern, in cistern, variable frequency pump is installed, variable frequency pump is connected with water transfer pipe network, and described water transfer pipe network is provided with pressure sensor, pressure switch and water mists spray head successively from upstream toward downstream; Also comprise in its structure and the fire-fighting smoke alarm of the supporting installation of described water mists spray head and hygrosensor.
2. the automatic fire fighting based on water mists curtain technology according to claim 1, it is characterized in that: described water transfer pipe network comprises main pipeline and is communicated with the branch pipe(tube) on main pipeline with by magnetic valve, described pressure sensor, pressure switch are arranged on the root of branch pipe(tube), and described water mists spray head is evenly arranged on branch pipe(tube).
3. the automatic fire fighting based on water mists curtain technology according to claim 2, is characterized in that: described branch pipe(tube) is grid-shaped arrangement, and described fire-fighting smoke alarm and hygrosensor are arranged on the both sides of branch pipe(tube).
4. the automatic fire fighting based on water mists curtain technology according to claim 2, is characterized in that: described pressure switch comprises the back-moving spring sealing the can be arranged on branch pipe(tube), be oppositely arranged on the spring leaf in can and be arranged between spring leaf and can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520670641.8U CN204891007U (en) | 2015-09-01 | 2015-09-01 | Automatic fire extinguishing system based on thin water smoke curtain technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520670641.8U CN204891007U (en) | 2015-09-01 | 2015-09-01 | Automatic fire extinguishing system based on thin water smoke curtain technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204891007U true CN204891007U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520670641.8U Expired - Fee Related CN204891007U (en) | 2015-09-01 | 2015-09-01 | Automatic fire extinguishing system based on thin water smoke curtain technique |
Country Status (1)
| Country | Link |
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| CN (1) | CN204891007U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267662A (en) * | 2016-08-22 | 2017-01-04 | 安徽瑞宏信息科技有限公司 | Smart system fire protection alarm system |
| CN106345092A (en) * | 2016-08-22 | 2017-01-25 | 安徽瑞宏信息科技有限公司 | Intelligent high-rise building fire-protection monitoring system |
| CN108721813A (en) * | 2017-04-21 | 2018-11-02 | 林郁翔 | Fire-fighting power integration device |
| CN109078287A (en) * | 2018-08-16 | 2018-12-25 | 青岛宏大纺织机械有限责任公司 | A kind of multi-mixer automatic fire extinguishing system |
| CN113509675A (en) * | 2021-07-07 | 2021-10-19 | 上海应用技术大学 | Dual-purpose water spraying device for disaster relief and water spraying method thereof |
-
2015
- 2015-09-01 CN CN201520670641.8U patent/CN204891007U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267662A (en) * | 2016-08-22 | 2017-01-04 | 安徽瑞宏信息科技有限公司 | Smart system fire protection alarm system |
| CN106345092A (en) * | 2016-08-22 | 2017-01-25 | 安徽瑞宏信息科技有限公司 | Intelligent high-rise building fire-protection monitoring system |
| CN108721813A (en) * | 2017-04-21 | 2018-11-02 | 林郁翔 | Fire-fighting power integration device |
| CN109078287A (en) * | 2018-08-16 | 2018-12-25 | 青岛宏大纺织机械有限责任公司 | A kind of multi-mixer automatic fire extinguishing system |
| CN113509675A (en) * | 2021-07-07 | 2021-10-19 | 上海应用技术大学 | Dual-purpose water spraying device for disaster relief and water spraying method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20160901 |
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| CF01 | Termination of patent right due to non-payment of annual fee |