CN204972786U - Wet -type automatic sprinkling fire extinguishing system - Google Patents
Wet -type automatic sprinkling fire extinguishing system Download PDFInfo
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- CN204972786U CN204972786U CN201520440133.0U CN201520440133U CN204972786U CN 204972786 U CN204972786 U CN 204972786U CN 201520440133 U CN201520440133 U CN 201520440133U CN 204972786 U CN204972786 U CN 204972786U
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Abstract
The utility model discloses a wet -type automatic sprinkling fire extinguishing system relates to fire protection equipment technical field, establishes first fire control signal valve and rivers indicator on water inlet branch pipe, is equipped with the solenoid valve between first fire control signal valve and the rivers indicator, or establishes parallel branch in one side of first fire control signal valve to allying oneself with to prop up and establishing second fire control signal valve and solenoid valve on the road, first fire control signal valve, rivers indicator, second fire control signal valve and solenoid valve all link to each other with PLC. Solenoid valve between first fire control signal valve and the rivers indicator is closed at ordinary times, and first fire control signal valve is opened, emptys the water in the pipeline behind the solenoid valve, can avoid water stain pollution place, second fire control signal valve and solenoid valve are installed to the another kind on the parallel branch of one side of first fire control signal valve, when the frozen pipe phenomenon probably appearing, first fire control signal valve cuts out, and second fire control signal valve is opened, and the solenoid valve is closed, travel empty the water in the pipeline behind the solenoid valve simultaneously, avoid appearing leaking because of freezing, missing and spout the phenomenon.
Description
Technical field
The utility model relates to fire fighting device technical field.
Background technology
Automatic wet pipe sprinkler system is because simple to operate, easy to maintenance, and low price, has a wide range of applications in the building fire protection facility of social unit.Automatic wet pipe sprinkler system, because being filled with the water of pressure in pipeline from start to finish, when environment temperature is lower than 4 DEG C, freezes in pipeline and can produce seepage; Sometimes glass marble automatic sprinkler product is nonconforming, produces explosion when running into low temperature, causes system spray by mistake.So automatic wet pipe sprinkler system is applied at northern area, mostly be having the environment of heating equipment, generally environment temperature can remain on more than 4 DEG C, but in some cases, such as megastore, hotel, the Stall hall in restaurant, the first floor garage parking of unit, because personnel often walk about turnover, cause by doorway spot temperature lower, or run into heating equipment maintenance or fault, also short-term low temperature phenomenon is easily caused to occur, the pipe-line system of catching cold can be caused to damage spray even by mistake of leaking, have impact on the normal use of system, also some units are caused to there is security against fire hidden danger because stopping using these facilities.
Automatic dry-pipe sprinkler system can the antifreeze problem of resolution system well, but this type systematic toggle speed is slow, if shower nozzle action after catching fire, body of calming the anger be discharged in pipeline, and then spray water, management aspect because of system add air compressor to system alarm valve after pipeline constantly inflate ftercompction, particularly try after water all will by emptying for water in pipeline at every turn, then allows pipeline inflation after alarm valve, alarm valve preceding pipeline water-filling, operation is comparatively complicated, and checkout difficulty is large, and maintenance cost is also high; Also can consider Wet-dry formula, namely winter with dry type, other in season wet type, but operation and maintenance all more complicated.Pre-Action Automatic Sprinkling Fire System combines the advantage of dry sprinkler system and wet sprinkler system, overcomes the deficiency of two systems, is the direction of following automatic sprinkler system development.But this type systematic is more complicated than dry system operation, adds the cooperation of automatic alarm system, and be that after alarm valve, pipeline becomes wet type from dry type, starts when shower nozzle reaches operating temperature after automatic fire alarm system starts, ejection has the above-water method of pressure temporarily.The operation and maintenance of this system is more complicated than dry system, and preact alarm valve group is generally the combination of drench valve and wet alarm valve, recovers all more difficult after each test.If only because indivedual feedwater piping needs antifreeze and overall employing preact system very uneconomical.
In view of above reason, if develop a kind of wet sprinkler system economical and practical, simple to operate, can avoid leaking because freezing, missing the generation of spraying phenomenon, play the fire extinguishing function of social unit automatic fire-fighting facility better, important and far-reaching meaning will be had.The utility model is considered based on this kind and is born.
Utility model content
Technical problem to be solved in the utility model is to provide simple, the easy to operate automatic wet pipe sprinkler system of a kind of structure, can be applicable to the region that the water funk stain of short-term low-temperature region or local is polluted, and avoids occurring leaking because freezing, spraying phenomenon by mistake.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A kind of automatic wet pipe sprinkler system, comprise the water inlet pipe be connected with water pump, described water inlet pipe is provided with the first fire-fighting signal valve and water flow indicator, water flow indicator end is provided with shower nozzle and test device, described first fire-fighting signal valve is all connected with the PLC of fire alarm control unit with water flow indicator, magnetic valve is provided with between described first fire-fighting signal valve and water flow indicator, or establish a parallel branch in the side of the first fire-fighting signal valve, described parallel branch is provided with the second fire-fighting signal valve and magnetic valve, described second fire-fighting signal valve is all connected with the PLC of fire alarm control unit with magnetic valve.
Preferably, described magnetic valve is linked by PLC and two fire detector of fire alarm control unit.
Preferably, the steel flange formula mesohigh magnetic valve of ZC58 series selected by described magnetic valve.
Preferably, described first fire-fighting signal valve and the second fire-fighting signal valve select the fire-fighting Signal butterfly bamper of ZXXF series.
The beneficial effect adopting technique scheme to produce is: utilize and install magnetic valve between the first fire-fighting signal valve and water flow indicator of water inlet pipe, first fire-fighting signal valve is opened at ordinary times, closed electromagnetic valve, simultaneously by the water emptying in pipeline after magnetic valve, this structure can be applicable to the place of being afraid of water damage; Another is in the parallel branch of the side of the first fire-fighting signal valve, install the second fire-fighting signal valve and magnetic valve, when environment mean temperature is greater than 4 DEG C, first fire-fighting signal valve is opened, second fire-fighting signal valve is closed, and when likely there is frozen pipe phenomenon, the first fire-fighting signal valve is closed, second fire-fighting signal valve is opened, closed electromagnetic valve, simultaneously by the water emptying in pipeline after magnetic valve, this structure can be applicable on the arm of easy frozen pipe road.The utility model has simple, the easy to operate advantage of structure, can be applicable to low-temperature region, avoids occurring leaking because freezing, spraying phenomenon by mistake.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the structural representation of the utility model embodiment 2;
In figure: 1-water inlet pipe, 2-first fire-fighting signal valve, 3-water flow indicator, 4-magnetic valve, 5-parallel branch, 6-second fire-fighting signal valve, 7-water pump, 8-shower nozzle, 9-test device.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1: a kind of automatic wet pipe sprinkler system as shown in Figure 1, comprise the water inlet pipe 1 be connected with water pump 7, described water inlet pipe 1 is provided with the first fire-fighting signal valve 2 and water flow indicator 3, water flow indicator 3 end is provided with shower nozzle 8 and test device 9, described first fire-fighting signal valve 2 is all connected with the PLC of fire alarm control unit with water flow indicator 3, is provided with magnetic valve 4 between described first fire-fighting signal valve 2 and water flow indicator 3.
Embodiment 2: in automatic wet pipe sprinkler system as shown in Figure 2, water inlet pipe 1 is provided with the first fire-fighting signal valve 2 and water flow indicator 3, described first fire-fighting signal valve 2 is all connected with the PLC of fire extinguishing system with water flow indicator 3, a parallel branch 5 is established in the side of the first fire-fighting signal valve 2, described parallel branch 5 is provided with the second fire-fighting signal valve 6 and magnetic valve 4, and described second fire-fighting signal valve 6 is all connected with the PLC of fire alarm control unit with magnetic valve 4.
Magnetic valve 4 can be designed to automatic unlatching, automatically starts in order to ensure magnetic valve 4, is linked by PLC and two fire detector of magnetic valve 4 by fire alarm control unit.Because single fire detector is easily reported by mistake, causing magnetic valve misoperation, for ensureing reliability, selecting two fire detectors could start magnetic valve with alarm.
The steel flange formula mesohigh magnetic valve of ZC58 series selected by above-mentioned magnetic valve 4, and concrete specification has ZC58-50HB, ZC58-65HB, ZC58-80HB, ZC58-100HB, can specifically select according to actual needs; Described first fire-fighting signal valve 2 and the second fire-fighting signal valve 6 select the fire-fighting Signal butterfly bamper of ZXXF series, and concrete specification has ZSXF-50, ZSXF-65, ZSXF-80, ZSXF-100, specifically selects according to actual needs.
The structure of embodiment 1 is utilized to realize fire main leakproof, between the first fire-fighting signal valve 2 and water flow indicator 3 of water inlet pipe 1, magnetic valve 4 is installed, first fire-fighting signal valve is opened at ordinary times, magnetic valve 4 cuts out, simultaneously by the water emptying in pipeline after magnetic valve 4, this structure is applied in the place that water funk stain is polluted, avoids fire extinguisher canvas hose under normal circumstances to occur the polluted place environment that leaks.
The structure of embodiment 2 is applied in that easy frozen pipe road arm realizes fire main is antifreeze, the parallel branch 5 of the side of the first fire-fighting signal valve 2 is installed the second fire-fighting signal valve 6 and magnetic valve 4, when environment mean temperature is greater than 4 DEG C, first fire-fighting signal valve 2 is opened, second fire-fighting signal valve 6 is closed, when likely there is frozen pipe phenomenon, first fire-fighting signal valve 2 is closed, second fire-fighting signal valve 6 is opened, magnetic valve 4 cuts out, simultaneously by the water emptying in pipeline after magnetic valve 4, avoid pipeline and leak because freezing, occur to spray phenomenon by mistake.
After receiving fire alarm signal, magnetic valve 4 can be manually opened or automatic unlatching two kinds of modes.Manual mode is, manually opened magnetic valve 4 button again after being confirmed fire by control room operator on duty, and at this moment after magnetic valve 4, pipeline starts water-filling, becomes wet type, be similar to preact system from dry type; Magnetic valve 4 automatically opening ways is, magnetic valve 4 is restarted after having two fire detector signal alarms, after magnetic valve 4, system becomes wet type from dry type, because single fire detector is easily reported by mistake, cause magnetic valve misoperation, for ensureing reliability, select two fire detectors could start magnetic valve 4 with alarm.If the intensity of a fire becomes large, after magnetic valve 4 is opened, alarm valve action, shower nozzle 8 starts, then press water ejection, normally puts out a fire.If shower nozzle 8 does not have action, close spray pump when pipeline pressure reaches design load by control room operator on duty in case spray system is damaged.After opening magnetic valve 4, open end water testing device 9 simultaneously and exit, improve the speed that fire demand water enters the rear pipeline of magnetic valve 4, make system comparatively fast proceed to wet type Water spray mode.
In sum, the utility model has simple, the easy to operate advantage of structure, can be applicable to the place that water funk stain is polluted, or is applied in short-term low-temperature region, avoids occurring leaking because freezing, spraying phenomenon by mistake.
Claims (4)
1. an automatic wet pipe sprinkler system, it is characterized in that: comprise the water inlet pipe (1) be connected with water pump (7), described water inlet pipe (1) is provided with the first fire-fighting signal valve (2) and water flow indicator (3), water flow indicator (3) end is provided with shower nozzle (8) and test device (9), described first fire-fighting signal valve (2) is all connected with the PLC of fire alarm control unit with water flow indicator (3), magnetic valve (4) is provided with between described first fire-fighting signal valve (2) and water flow indicator (3), or establish a parallel branch (5) in the side of the first fire-fighting signal valve (2), described parallel branch (5) is provided with the second fire-fighting signal valve (6) and magnetic valve (4), described second fire-fighting signal valve (6) is all connected with the PLC of fire alarm control unit with magnetic valve (4).
2. automatic wet pipe sprinkler system according to claim 1, is characterized in that: described magnetic valve (4) is linked by PLC and two fire detector of fire alarm control unit.
3. automatic wet pipe sprinkler system according to claim 1, is characterized in that: the steel flange formula mesohigh magnetic valve of ZC58 series selected by described magnetic valve (4).
4. automatic wet pipe sprinkler system according to claim 1, is characterized in that: described first fire-fighting signal valve (2) and the second fire-fighting signal valve (6) select the fire-fighting Signal butterfly bamper of ZXXF series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440133.0U CN204972786U (en) | 2015-06-24 | 2015-06-24 | Wet -type automatic sprinkling fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440133.0U CN204972786U (en) | 2015-06-24 | 2015-06-24 | Wet -type automatic sprinkling fire extinguishing system |
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| Publication Number | Publication Date |
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| CN204972786U true CN204972786U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520440133.0U Expired - Fee Related CN204972786U (en) | 2015-06-24 | 2015-06-24 | Wet -type automatic sprinkling fire extinguishing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109289146A (en) * | 2018-11-08 | 2019-02-01 | 内蒙古圆晔环能科技有限公司 | A kind of antifreeze fire extinguishing system of fire-fighting |
| CN109432680A (en) * | 2018-09-18 | 2019-03-08 | 成都慧云阵信息技术有限公司 | A kind of method and system of hand from parallel end test water |
| CN111678048A (en) * | 2020-05-21 | 2020-09-18 | 中铁二院工程集团有限责任公司 | Fault monitoring system and intelligent processing method for fire-fighting water supply pipeline of full-automatic unmanned interval tunnel of subway |
-
2015
- 2015-06-24 CN CN201520440133.0U patent/CN204972786U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109432680A (en) * | 2018-09-18 | 2019-03-08 | 成都慧云阵信息技术有限公司 | A kind of method and system of hand from parallel end test water |
| CN109432680B (en) * | 2018-09-18 | 2023-11-28 | 成都慧云阵信息技术有限公司 | Method and system for testing water at tail ends in manual-automatic parallel mode |
| CN109289146A (en) * | 2018-11-08 | 2019-02-01 | 内蒙古圆晔环能科技有限公司 | A kind of antifreeze fire extinguishing system of fire-fighting |
| CN111678048A (en) * | 2020-05-21 | 2020-09-18 | 中铁二院工程集团有限责任公司 | Fault monitoring system and intelligent processing method for fire-fighting water supply pipeline of full-automatic unmanned interval tunnel of subway |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20180624 |