CN103405871A - Intelligent multiple-pipeline fire-fighting water supply method and system - Google Patents
Intelligent multiple-pipeline fire-fighting water supply method and system Download PDFInfo
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- CN103405871A CN103405871A CN2013103965191A CN201310396519A CN103405871A CN 103405871 A CN103405871 A CN 103405871A CN 2013103965191 A CN2013103965191 A CN 2013103965191A CN 201310396519 A CN201310396519 A CN 201310396519A CN 103405871 A CN103405871 A CN 103405871A
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Abstract
The invention discloses a fire-fighting water supply method which is easy to implement, reasonable in system constitution, stable in water supply pressure and high in adaptability, and an intelligent multiple-pipeline fire-fighting water supply system. According to the fire-fighting water supply method, a building is divided into multiple layers based on height, and then pump discharge pressures of different levels of a multiple-level multiple-outlet pump are used for correspondingly carrying out fire-fighting water supply on the different floors of the building. The fire-fighting water supply system comprises the fire-fighting pump connected with a water supply box, wherein the multiple-level multiple-outlet pump is adopted as the fire-fighting pump; outlets from low levels to high levels of the multiple-level multiple-outlet pump are correspondingly connected with the building from the low layers to high layers respectively; the corresponding level of the multiple-level multiple-outlet pump correspondingly supplies fire-fighting water to the corresponding layer of the building.
Description
Technical field
The present invention relates to a kind of waterworks for firefighting, relate in particular to a kind of intelligent multi-pipeline fire fighting supply method and water system.
Background technology
Along with China's city size fast development; residence district and high-rise building are increasing; this has brought new, higher requirement to security against fire undoubtedly; particularly how high-rise building is taked to that more perfect, feasible measure; rationally, effectively be equipped with fire-fighting watering equipment; with the safety of the personal property of guaranteeing community, high-rise building, and in these fire-fighting safety systems, fire fighting supply is again extremely basis, a very important ring.At present the high-rise building fire fighting supply is adopted to water rationing usually, be that lower building adopts Yi Zudi district supply equipment, the middle level building adopts Yi Zuzhong district supply equipment, high-rise building adopts Yi Zugao district supply equipment, and water-supply structure needs to be equipped with 2～3 covers many fire-fighting watering equipments even more in a high-rise building like this.And the fire fighting supply water pump water-supply method used now is all from underground tank or water tank, fetching water, water inlet is without pressure or the pressure of cistern water level difference in height 0.02MPa～0.05MPa only arranged.Therefore, existing this fire fighting supply mode need to be installed many cover fire-fighting watering equipments and be built underground tank, there is un-reasonable phenomenon in the water intaking of not only supplying water, many complete equipments are difficult to accomplish mutual coordination, phase coadaptation and mutually supplement, there are unsettled phenomenon in its pressure, flow, also exist floor space many, cost is high, invests large problem.
Summary of the invention
The objective of the invention is the deficiency existed for prior art, a kind of fire fighting supply method and intelligent multi-pipeline waterworks for firefighting thereof are provided.The method is simple, easy to implement, and it is simple, reasonable that this system forms, and pressure of supply water is stable, flow is sufficient, safe and reliable, strong adaptability.
Fire fighting supply method of the present invention is that building is divided into to a plurality of levels by the height difference, then corresponds to various level floor fire fighting supply with the pump discharge pressure not at the same level of multi-stage-multi-outlet pump.
By one directly with tap water pipe network or the cistern that connects with municipal fire_fighting pipe network as the watering of multi-stage-multi-outlet pump, utilize tap water pipe network or municipal fire_fighting pipe network press water to pass through the different level floor fire fighting supplies of multi-stage-multi-outlet pump outlet not at the same level for building.
Intelligent multi-pipeline waterworks for firefighting comprises the fire pump be connected with supply tank, described fire pump is a multi-stage-multi-outlet pump, described multi-stage-multi-outlet pump rudimentaryly is connected with low-level to the high-level of building to senior outlet is corresponding respectively from it, usings the corresponding stage correspondence of multi-stage-multi-outlet pump as the floor fire fighting supply of a corresponding level of building.
Described supply tank is one to be connected in the cistern of tap water pipe network or municipal fire_fighting pipe network; Between the outlet corresponding to the building low-level of the entrance of described supply tank and fire pump, be connected with bypass pipe.
Described cistern is connected with liquid level equilibrium TVS or fluid level controller.
The corresponding pipeline of described fire pump output is provided with vacuum tank, water flow indicator, fire-fighting indication safety valve and/or siamese fire department connection.
The corresponding stabilized pressure pump that also is connected to of described fire pump, in and/or on high-level fire fighting supply house steward, be provided with pressure sensor.
The respective line of described fire pump output is provided with water flow indicator and/or the fire-fighting indication safety valve be connected with the intelligence control system signal.
Each building pressure of supply water of the intelligent multi-pipeline waterworks for firefighting of the present invention energy automatic equalization, the scientific and reasonable tap water pipe network pressure that takes full advantage of, stability of flow, can reduce pump head, reduces the adapted power of motor, saves electric energy; And can keep the tap water pipe network pressure balance; A building only need be equipped with a set of fire-fighting watering equipment, has solved the difficult problem that high-rise building need be equipped with many cover fire-fighting watering equipments and build pond.
The accompanying drawing explanation
Fig. 1 is one embodiment of the invention structural representation; Fig. 2 is the liquid level equilibrium device structural representation of Fig. 1; Fig. 3 is another embodiment of the present invention structural representation.
The specific embodiment
In order further to understand technical scheme of the present invention, by reference to the accompanying drawings the present invention is described next by following examples.
Method of supplying water is that building is divided into to I, II and tri-levels of III or a plurality of level, adopt press water that multistage three outlets or multi dischargepump directly utilize city planting ductwork or tap water pipe network by worn-out open type or closed cistern as the fire fighting supply source, carry out the hierarchical fire fighting supply with the corresponding level that the different output stages outlets of fire pump correspond to building; System is supplied with respectively the different level floor fire demand waters of building with the different pressures water not at the same level of fire pump.Namely in the different progression of fire pump, set out the mouth of a river, I delivery port water pressure is low, and II delivery port water pressure is higher, and III delivery port hydraulic pressure is the highest.
Intelligent multi-pipeline waterworks for firefighting one embodiment of the present invention as shown in Figure 1, in the present embodiment, fire pump 1 is two mutual multistage three outlet pumps in parallel, by the outlet of multistage three stabilized pressure pumps 2 that form of outlet pumps, its each corresponding stage is corresponding respectively, export in parallel with each corresponding stage of fire pump 1, by stabilized pressure pump 2, stablize in building high-rise outlet pipe pressure, the entrance of fire pump 1 is connected in the outlet of cistern 3, cistern 3 is connected with a liquid level equilibrium device 17 and pressure vacuum gauge 14, by the pressure of liquid level equilibrium device 17 balance cisterns 3 with tap water pipe network, to suppress cistern 3, produce negative pressure, avoid the normal operation of tap water pipe network is exerted an influence, liquid level equilibrium device 17 is connected with intelligence control system 8 by holding wire, when fire pump is pumped water level in cistern 3 and is dropped to lower position, intelligence control system 8 will be controlled the autostops such as fire pump stabilized pressure pump, play the effect of protection equipment, the startup automatically such as fire pump after cistern 3 water levels recover.
Liquid level equilibrium device 17 comprises inhibition cylinder 59, ball float 51 etc., and as shown in Figure 2, ring flange 60 is fixedly connected on the upper end that suppresses cylinder 59 through the bolt air-tightness; Ball float 51 is placed in and suppresses cylinder 59 inner chambers and be fixed in spool 53 lower ends through guide rod 52.Valve seat 58 is placed in inhibition cylinder 59 and air-tightness inversion is installed on ring flange 60, and valve body 57 is installed in the lower end of valve seat 58.By the through hole 64 of two valve seats 58 that mutually axially connect and the through hole 63 of valve body 57, and on valve body 57 sidewalls, set perforate 62 forms UNICOM in the gas passage of atmosphere and described inhibition cylinder 59 inner cavity chamber.On the two lateral walls of valve body 57, respectively be provided with respectively a waist-shaped hole, spool 53 is movably connected in the through hole 63 on valve body 57 by the installing hole on this two waist-shaped hole 61 and spool 53 by bearing pin 54, these through hole 63 its underparts and spool 53 are matched in clearance, the guide effect moved up and down to play spool 53.Sealing gasket 56 is fixedly arranged on the upper surface of spool 53, and can form sealing with the lower surface of valve seat 58.Suppress cylinder 59 lower ends through the bolt air-tightness be fixed in water system cistern 3 and with its formation UNICOM.Cistern 3 is respectively equipped with water inlet and delivery port.When inflow in cistern 3 is less than water yield and causes water level to descend, ball float 51 is by the guide rod 52 past whereabouts of band movable valve plugs 53, now the through hole 63 of cistern 3 inner cavity chamber on valve body 57 side-wall holes 62, valve body 57, the through hole 64 of valve seat 58 communicate with atmosphere, now by atmosphere to cistern 3 tonifying Qi; Otherwise, when the interior liquid level of cistern 3 rises, ball float 51 rises by guide rod 52 band movable valve plugs 53, now, by above-mentioned same path, be cistern 3 exhausts, until spool 53 upper surfaces are near valve seat 58 lower surfaces, thereby drain the air in cistern 3, and form sealing by 56 pairs of cisterns of sealing gasket 3.The upper limit of the upstroke of spool 53 is spacing by valve seat 58 lower surfaces, and the lower limit of its downward movement is spacing by waist-shaped hole 61.
I, the II of fire pump 1 and III outlet respectively I, the II by corresponding three grades of fire fighting supply house stewards 41,42 and 43 corresponding and buildings and III(is low, neutralization is high) level accordingly each fire-fighting branch line (dividing fire hydrant) 31,32 and 33 connect, on each fire- fighting branch line 31,32 and 33 of each floor of each level, be respectively equipped with some applicators 15, keeping each level applicator 15 outlet pressure of building is 0.20MPa～0.30MPa, in II and III level (namely, the high-storey level) on fire fighting supply house steward 42 and 43, be respectively arranged with vacuum tank 6, on the III level fire fighting supply house steward 43 of fire pump 1, be provided with pressure sensor 7, with the pressure of supply water to the high-level floor, carry out effective monitoring, I at building, corresponding each fire-fighting branch line 31 of II and III level, on 32 and 33, be serially connected with fire-fighting peace valve 19 and water flow indicator 20, three grades of fire fighting supply house stewards 41, 42 and 43 are connected with respectively siamese fire department connection, the II of fire pump 1 exports and be connected to water pump testing valve 12(also can connect respectively the water pump testing valve in every one-level outlet of fire pump 1), between the entrance of fire pump 1 and the outlet of I level, be connected with a bypass pipe 18, pressure sensor 7 is connected with intelligence control system 8 by holding wire respectively with security against fire warning valve 19, is controlled the automatic start-stop of this water system, fire alarm and is connected with the fire-fighting center by intelligence control system 8.
The entrance of fire pump 1 and stabilized pressure pump 2 and I, II and III outlet are serially connected with respectively gate valve 11, connecting hose 9, I, the II of fire pump 1 and stabilized pressure pump 2 and III outlet, and bypass pipe 18 on be serially connected with respectively check-valves 10, prevent in water under high pressure backflow fire pump and cistern; On every one-level fire- fighting branch line 31,32 and 33, be connected with respectively test device 21.
Intelligent another embodiment of multi-pipeline waterworks for firefighting of the present invention as shown in Figure 3, the input port of the cistern 3 of the present embodiment split shed formula directly is connected in municipal fire_fighting pipe network 5, the delivery outlet of cistern 3 is connected in the entrance with fire pump 1 and stabilized pressure pump 2, cistern 3 is provided with ball-cock assembly 16, as the ball-cock assembly 16 of fluid level controller, is connected in the end of the water inlet pipe of cistern 3; The intake pressure of fire pump 1 and stabilized pressure pump 2 equals water pump and water tank difference in height.All the other structures of the present embodiment or control mode and above-described embodiment are roughly the same.
Claims (8)
1. an intelligent multi-pipeline fire fighting supply method, is characterized in that building is divided into to a plurality of levels by the height difference, then correspond to various level floor fire fighting supply with the pump discharge pressure not at the same level of multi-stage-multi-outlet pump.
2. intelligent multi-pipeline fire fighting supply method according to claim 1, it is characterized in that by one directly with tap water pipe network or the cistern that connects with municipal fire_fighting pipe network as the watering of multi-stage-multi-outlet pump, utilize tap water pipe network or municipal fire_fighting pipe network press water to pass through the different level floor fire fighting supplies of multi-stage-multi-outlet pump outlet not at the same level for building.
3. water system, comprise the fire pump be connected with supply tank, it is characterized in that described fire pump is a multi-stage-multi-outlet pump, described multi-stage-multi-outlet pump rudimentaryly is connected with low-level to the high-level of building to senior outlet is corresponding respectively from it, usings the corresponding stage correspondence of multi-stage-multi-outlet pump as the floor fire fighting supply of a corresponding level of building.
4. water system according to claim 3, is characterized in that described supply tank is one to be connected in the cistern of tap water pipe network or municipal fire_fighting pipe network; Between the outlet corresponding to the building low-level of the entrance of described supply tank and fire pump, be connected with bypass pipe.
5. intelligent multi-pipeline waterworks for firefighting according to claim 3, is characterized in that described cistern is connected with liquid level equilibrium TVS or fluid level controller.
6. water system according to claim 3, is characterized in that the corresponding pipeline of described fire pump output is provided with vacuum tank, water flow indicator, fire-fighting indication safety valve and/or siamese fire department connection.
7. water system according to claim 3, is characterized in that described fire pump is corresponding and be connected to a stabilized pressure pump, in and/or on high-level fire fighting supply house steward, be provided with pressure sensor.
8. according to the described water system of claim 3 or 7, it is characterized in that the respective line of described fire pump output is provided with water flow indicator and/or the fire-fighting indication safety valve be connected with the intelligence control system signal.
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| CN2013103965191A CN103405871A (en) | 2013-09-04 | 2013-09-04 | Intelligent multiple-pipeline fire-fighting water supply method and system |
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| CN2013103965191A CN103405871A (en) | 2013-09-04 | 2013-09-04 | Intelligent multiple-pipeline fire-fighting water supply method and system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104027924A (en) * | 2014-06-26 | 2014-09-10 | 江润聪 | Fire extinguishing system suitable for high-rise residential building |
| CN105080019A (en) * | 2014-05-19 | 2015-11-25 | 张愈浓 | Fire disaster rescue system of high-rise building |
| CN106621152A (en) * | 2016-12-26 | 2017-05-10 | 威特龙消防安全集团股份公司 | Fire hydrant pipe network control system and control method based on distributed type water supply system |
| CN108578958A (en) * | 2018-06-15 | 2018-09-28 | 华东建筑设计研究院有限公司 | The construction that different alarm valve group interlayers supply water in a kind of high-rise building |
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| CN2195634Y (en) * | 1994-04-08 | 1995-04-26 | 上海市通用机械技术研究所 | Multi-stage-multi-outlet centrifugal pump |
| CN201056718Y (en) * | 2007-06-10 | 2008-05-07 | 江西省万载水泵有限责任公司 | Intelligent layered self-adapting water supply system for high building pipeline |
| CN201056717Y (en) * | 2007-06-11 | 2008-05-07 | 江西省万载水泵有限责任公司 | Vacuum eliminator for water supply system |
| CN102486175A (en) * | 2010-12-03 | 2012-06-06 | 山东双轮股份有限公司 | Multi-outlet liquid pump |
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2013
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| CN2195634Y (en) * | 1994-04-08 | 1995-04-26 | 上海市通用机械技术研究所 | Multi-stage-multi-outlet centrifugal pump |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080019A (en) * | 2014-05-19 | 2015-11-25 | 张愈浓 | Fire disaster rescue system of high-rise building |
| CN104027924A (en) * | 2014-06-26 | 2014-09-10 | 江润聪 | Fire extinguishing system suitable for high-rise residential building |
| CN106621152A (en) * | 2016-12-26 | 2017-05-10 | 威特龙消防安全集团股份公司 | Fire hydrant pipe network control system and control method based on distributed type water supply system |
| CN108578958A (en) * | 2018-06-15 | 2018-09-28 | 华东建筑设计研究院有限公司 | The construction that different alarm valve group interlayers supply water in a kind of high-rise building |
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Inventor after: Lai Chungen Inventor after: Wang Zhenming Inventor after: Guo Chuyi Inventor after: Zhang Hanyuan Inventor after: Yang Wei Inventor after: Long Guicheng Inventor before: Guo Hongji Inventor before: Wang Zhenming Inventor before: Lai Chungen Inventor before: Long Liangni Inventor before: Guo Huili Inventor before: Yang Wei |
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Free format text: CORRECT: INVENTOR; FROM: GUO HONGJI WANG ZHENMING LAI CHUNGEN LONG LIANGNI GUO HUILI YANG WEI TO: LAI CHUNGEN WANG ZHENMING GUO CHUYI ZHANG HANYUAN YANG WEI LONG GUICHENG |
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Application publication date: 20131127 |