CN107158601A - A kind of unpowered Smoke prevention water curtain system in fire of high-rise building - Google Patents
A kind of unpowered Smoke prevention water curtain system in fire of high-rise building Download PDFInfo
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- CN107158601A CN107158601A CN201710425835.5A CN201710425835A CN107158601A CN 107158601 A CN107158601 A CN 107158601A CN 201710425835 A CN201710425835 A CN 201710425835A CN 107158601 A CN107158601 A CN 107158601A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 216
- 239000000779 smoke Substances 0.000 title claims abstract description 54
- 230000002265 prevention Effects 0.000 title claims abstract description 23
- 239000003381 stabilizer Substances 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 25
- 239000003546 flue gas Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000006641 stabilisation Effects 0.000 claims description 5
- 238000011105 stabilization Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 235000019504 cigarettes Nutrition 0.000 description 10
- 238000009434 installation Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000034994 death Effects 0.000 description 2
- 231100000517 death Toxicity 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/06—Physical fire-barriers
- A62C2/08—Water curtains
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The present invention relates to a kind of fire of high-rise building smoke control system, the unpowered Smoke prevention overflow water curtain system of particularly a kind of skyscraper.Including fire-fighting elevated tank, outlet valve, filter, fire extinguisher canvas hose, pressure gauge, Water flow control valve, floor, smoke detector, hygrosensor, fire-fighting controller, water curtain water tank, flow distribution device, current equalizer, constant-current stabilizer, guiding device, continuous water curtain, shape steel bracket and door pocket；Fire extinguisher canvas hose one end is connected with fire-fighting elevated tank delivery port, and the fire extinguisher canvas hose other end is connected with flow distribution device, is equipped with the fire extinguisher canvas hose of fire-fighting elevated tank on outlet valve, check-valves, fire extinguisher canvas hose and pressure gauge and water control valve are housed；Door pocket central bottom sets smoke detector, hygrosensor, and flow control valve is controlled with smoke detector, hygrosensor by fire-fighting controller；Flow distribution device, current equalizer, constant-current stabilizer and guiding device are set in water curtain water tank, current is formed continuous water curtain.
Description
Technical field
The present invention relates to a kind of fire of high-rise building smoke control system, the unpowered of particularly a kind of skyscraper is prevented
Cigarette overflow water curtain system.The unpowered Smoke prevention overflow water curtain of skyscraper at skyscraper emergency staircase cup and access door
System, prevents flue gas from entering emergency staircase, to protect safety evacuation.Belong to skyscraper air conditioner smoke controlling technology
Field.
Background technology
The characteristics of skyscraper itself, determines that the danger of fire of high-rise building is big.It is embodied in：Fire produces cigarette
Gas is more, and the personnel of evacuation are more, and the wrecked personnel of fire are more, and the toxicity of flue gas is big, and fire spreading is fast, and flue gas diffusion is fast, personal security
Evacuation is difficult, and fire-fighting fire extinguishing is puted out a fire to save life and property difficulty.Thus, once occur fire, casualties summation property loss weight.High level both domestic and external is built
Fire statistics data is built to show：It is largely to be smoked dead, ratio is more than about 75% in the personnel of fire fatality.Cause personnel
The main cause of injures and deaths is that the personnel in skyscraper can not evacuate in time, because flue gas is choked to death.
When fire occurs, the staircase of skyscraper just turns into the main thoroughfare that vertical safety is evacuated, and such as flue gas is not added with
Control, flue gas vertical proliferation speed can only need the 0.5min times more than 3 ~ 4m/s, 100m skyscraper, and flue gas will be from bottom
It is diffused into top layer.This requires the staircase cup of skyscraper, can prevent fires and energy Smoke prevention, just possess the work(of safety evacuation
Energy.
In order to extend evacuation time, prevent flue gas from invading cup, reduce casualties, it is ensured that fire escape is unimpeded.It is domestic
It is outer to have following several in the Smoke prevention mode of staircase or cup at present：
（1）Natural draught system mode：Utilize openable exterior window or balcony, the smoke evacuation of recessed corridor or the row for setting smoke shaft or air-intake shaft
Cigarette mode.Influenceed by factors such as outdoor wind direction, wind speed, air-flows.Smoke exhaust efficiency is unstable, or even can cause staircase or cup
Cigarette phenomenon is filled, evacuating personnel is had a strong impact on;
（2）Cup mechanical smoke extraction, natural air inlet mode：Flue gas can enter cup, and diffusion spreads to staircase therewith, is unfavorable for
The safe escape of personnel.Flue gas is taken away using smoke exhaust fan, so as to reduce by the flue gas concentration of protection zone;
（3）Cup mechanical pressurization, corridor fume exhausting type：Vestibule pressurization makes staircase cup have enough malleations.Fire is sent out
When raw, it is difficult to keep enough malleations that Yin Men, which is opened, and substantial amounts of flow of fresh air membership encourages the intensity of a fire;
（4）Cup send fume exhausting type：When fire occurs, once cup door is opened, flue gas remains to get in, and influence personnel dredge
Dissipate;
（5）Skyscraper smoke-preventing air curtain：It is mounted in corridor and the top resistance cigarette device of cup door, self-powered air curtain
Volume is larger to be difficult to arrange, needs air-intake shaft matched, and non-power air curtain needs layer top fan to provide power source, passes through air-supply
Pipeline is attached thereto carry out Smoke prevention, and fresh air serves combustion-supporting effect into corridor;
（6）Water curtain for fire-proof：By drencher, temperature-sensitive drench with rain that valve, water flow alarm device etc. constitute mainly rise back-fire relief, cooling,
A kind of fire prevention system of buffer action.Because water is sprayed into cascade shape by drencher, fire extinguishing is not used directly to, and it is acted on
It is the simple fire separation thing of cooling（Such as fire resisting shutter, fireproof curtain）, its fire resistance is improved, or form fire prevention cascade prevention fire
Flame passes through opening.Main function is to prevent fires, and auxiliary is to hinder cigarette, and nozzle need to provide high pressure, and energy loss is larger.
In summary, 1-5 modes need ventilation equipment.Air-supply pipe fitting is difficult to manage with equipment, and equipment is complicated.6 mode masters
It is used to prevent fires rather than Smoke prevention, is prevented fires by multiple nozzles formation cascade.Invest high with upper type common feature, increase
Engineering construction cost, maintenance management is inconvenient.
In the urgent need to simple in construction in skyscraper, manage convenient, take the fire-proof smoke-proof method compared with Minor Construction space.
Structural fire protection water curtain carries out fire extinguishing and structural fire protection water curtain carries out fireproof method and has application in Practical Project.But skyscraper
Fire is unpowered, and water curtain smoke control method still belongs to blank.
The content of the invention
The present invention seeks to provide a kind of a kind of unpowered Smoke prevention for being to provide skyscraper for above-mentioned weak point
Overflow water curtain system, is that one kind is simple in construction, easy to use, and effect space is not occupied, contributes to the height of safety evacuation
Layer building water curtain fume-resisting system.It can prevent fire and smoke spread, and the grade for the cooling reduction fire resistant doorsets that can prevent fires, and save engineering and throw
Money.
The task of the present invention is completed by following technical scheme.Develop a kind of unpowered water curtain Smoke prevention dress of skyscraper
Put, it is characterised in that：At skyscraper staircase cup and access door, the device of skyscraper Smoke prevention water curtain is set, led to
The water curtain for crossing device formation stops that flue gas enters cup, realizes and the diffusion energy that spreads of flue gas is control effectively.
A kind of unpowered Smoke prevention overflow water curtain system of skyscraper is to take following technical scheme to realize：
A kind of unpowered water curtain fume-resisting system of skyscraper includes fire-fighting elevated tank, outlet valve, filter, fire extinguisher canvas hose, pressure
Power table, Water flow control valve, floor, smoke detector, hygrosensor, fire-fighting controller, water curtain water tank, assignment of traffic dress
Put, current equalizer, constant-current stabilizer, guiding device, continuous water curtain, shape steel bracket and door pocket.
Fire extinguisher canvas hose one end is connected with fire-fighting elevated tank delivery port, the fire extinguisher canvas hose other end and flow distribution device phase
Even.Outlet valve, check-valves are housed on the fire extinguisher canvas hose of fire-fighting elevated tank water outlet, on fire extinguisher canvas hose equipped with pressure gauge and
Water control valve.
Fire extinguisher canvas hose is arranged in below floor, and door pocket central bottom sets smoke detector, hygrosensor, flow control
Valve is controlled with smoke detector, hygrosensor by fire-fighting controller.
Water curtain water tank is fixed between floor and door pocket by shape steel bracket.Flow distribution device, is set in water curtain water tank
Flow device, constant-current stabilizer and guiding device, when current is formed continuous water curtain.
Flow distribution device is connected with fire extinguisher canvas hose, is distributed to water curtain water tank with making water pipe uniform flow；Assignment of traffic is filled
Put two ends and connect current equalizer respectively；Water curtain water tank wall Middle face position seals fixed constant-current device, constant-current stabilizer can weaken water
Flow disturbance, reduces and is vortexed inside current, keep the steady flow of water；Guiding device is connected at the overfall of water curtain water tank front end, it is right
Water curtain, which goes out stream, to be played drainage and dredges, and reduces shearing stress between hydrone, it is to avoid water curtain goes out current direction middle shrinkage after stream.
Described flow distribution device is connected using circular threeway two ends with flaring pipe or decrement pipe.Described stream
Device is that the pipe for being bordering on water tank half length by two piece-root graftings is constituted, and equably arranges and gradually increases from the middle to both ends on round tube
Big apopore（Single circular hole formula, double circular hole formula, single bar shaped cellular type etc.）.
Described constant-current stabilizer is using the vertical baffle being made with water curtain water tank material identical material, with water curtain water tank
It is seamlessly connected, it is ensured that water only overflows from upside.Effect with stationary flow speed.
Arc or oblique angle guide face that it is about 5cm in water curtain tank outlet forward position regular length that described guiding device, which is,
Width is uniformly arranged before water curtain tank outlet for water curtain water tank width 1/6, it is highly vertical less than water curtain water tank guide face 1cm
Dividing plate, for dredging current.
A kind of smoke control method of the unpowered water curtain fume-resisting system of skyscraper is as follows：
In the secure state, the Water flow control valve in the branch road outlet pipe of high building fire fighting elevated tank connection, which is in, closes
State, water curtain water tank, which is in, stablizes liquid level.When fire occurs, skyscraper flue gas diffuses to corridor, flue gas concentration and temperature
When reaching certain limit, signal is conveyed fire-fighting controller by smoke detector, hygrosensor, and fire-fighting controller sends order will
Water flow control valve is in opening, and water flows into water curtain water tank, flows through flow distribution device, current equalizer, filled by current stabilization
Put and guiding device, can form continuous water curtain together is used to obstruct the flue gas in corridor for high-rise buildings, and plays cooling week
Enclose the effect of air.
The water curtain system is 1.2-1.8m3/ as the water required for skyscraper elevated tank provides water curtain system Smoke prevention
H, the transmission and distribution network that the water of fire water box is made up of pipeline and control valve is connected with drenching installation, and drenching installation includes flow
The structure composition of distributor, waterflow stabilization device, overflow mechanism, current equalizer, guiding device etc., water pass through elevated tank
Hydrostatic head provides power, and drenching installation is transported to through piping, regulating valve and pressure gauge etc..Smoke prevention drenching installation passes through shaped steel
Support is fixed on the top of door at staircase cup and passage（Door about 2.0m or so）.When high-rise building with fire disaster, fire
Alarm signal is delivered to the control valve of Smoke prevention water curtain system, and valve receives signal and opens regulating valve, is supplied to Smoke prevention drenching installation
Water, the water into drenching installation passes through assignment of traffic, current stabilization, water conservancy diversion and being specifically designed according to device weir head, in water curtain
Exit forms the water curtain that one of thickness is about 0.5 ~ 2mm.Cascade curtain has every cigarette, back-fire relief, cooling, reduction fire prevention gate leve
Not, freely come in and go out every cigarette place and do not influence the functions such as the visual field.Special power supply need not be provided.
The advantage of the invention is that：It takes simple and effective Smoke prevention back-fire relief design method in the design.Produce water curtain
Fire-proof smoke-proof device, easy to use with simple in construction, and do not occupy effect space, low cost, with every cigarette, back-fire relief,
Cooling, reduction fire resistant doorsets rank improve common door, it is not necessary to use ventilation equipment, freely come in and go out every cigarette place and do not influence to regard
The functions such as open country.The present invention control effectively to the diffusion energy that spreads of flue gas, thoroughly improves the deficiency of existing smoke controlling mode, protects
Demonstrate,prove safety evacuation.
Brief description of the drawings
Below in conjunction with accompanying drawing, the invention will be further described：
Fig. 1 is the unpowered water curtain fume-resisting system schematic diagram of skyscraper.
The label of accompanying drawing 1 is represented：（1）Fire-fighting elevated tank,（2）Outlet valve,（3）Check-valves,（4）Fire extinguisher canvas hose,（5）Pressure
Power table,（6）Water flow control valve,（7）Floor,（8）Smoke detector,（9）Hygrosensor,（10）Fire-fighting controller,（11）
Water curtain water tank,（12）Flow distribution device,（13）Current equalizer,（14）Constant-current stabilizer,（15）Guiding device,（16）Continuous water
Curtain,（17）Shape steel bracket,（18）Door pocket.
Embodiment
Referring to the drawings 1, a kind of unpowered water curtain fume-resisting system of skyscraper includes fire-fighting elevated tank（1）, outlet valve
（2）, filter（3）, fire extinguisher canvas hose（4）, pressure gauge（5）, Water flow control valve（6）, floor（7）, smoke detector（8）, temperature
Spend detector（9）, fire-fighting controller（10）, water curtain water tank（11）, flow distribution device（12）, current equalizer（13）, current stabilization dress
Put（14）, guiding device（15）, continuous water curtain（16）, shape steel bracket（17）And door pocket（18）.
Fire extinguisher canvas hose（4）One end and fire-fighting elevated tank（1）Delivery port is connected, fire extinguisher canvas hose（4）The other end and flow point
With device（12）It is connected.In fire-fighting elevated tank（1）The fire extinguisher canvas hose of water outlet（4）It is upper that outlet valve is housed（2）, check-valves
（3）, fire extinguisher canvas hose（4）It is upper that pressure gauge is housed（5）And water control valve（6）.
Fire extinguisher canvas hose is arranged in floor（7）Lower section, door pocket（18）Central bottom sets smoke detector（8）, temperature sensing
Device（9）, flow control valve（6）With smoke detector（8）, hygrosensor（9）By fire-fighting controller（10）Control.
Water curtain water tank（11）By shape steel bracket（17）It is fixed on floor（7）With door pocket（18）Between.Water curtain water tank（11）It is interior
Flow distribution device is set（12）, current equalizer（13）, constant-current stabilizer（14）And guiding device（15）, when make current formation company
Continuous water curtain（16）.
Flow distribution device（12）With fire extinguisher canvas hose（4）It is connected, with making water pipe uniform flow to water curtain water tank（11）Distribution；
Flow distribution device（12）Two ends connect current equalizer respectively（13）；Water curtain water tank（11）Wall medium position seals fixed constant-current
Device（14）, constant-current stabilizer can weaken to be vortexed inside turbulent water, reduction current, keeps the steady flow of water；Water curtain water tank
（11）Guiding device is connected at the overfall of front end, stream is gone out to water curtain plays drainage to dredge, shearing stress between hydrone is reduced, it is to avoid
Water curtain goes out current direction middle shrinkage, described flow distribution device after stream（12）Using circular threeway two ends and flaring pipe or subtract
Contracting pipe is connected.Described current equalizer（13）It is that the pipe for being bordering on water tank half length by two piece-root graftings is constituted, on round tube
Arrange the apopore gradually increased from the middle to both ends evenly.The apopore of described current equalizer is single circular hole formula, double
Circular hole formula or single bar hole.
Described constant-current stabilizer（14）It is to use and water curtain water tank（11）The vertical baffle that material identical material is made, with
Water curtain water tank（11）It is seamlessly connected, it is ensured that water only overflows from upside.Effect with stationary flow speed.
Described guiding device（15）It is in water curtain water tank（11）Export arc or oblique angle that forward position regular length is about 5cm
Guide face, in water curtain water tank（11）Width is uniformly arranged before outlet for water curtain water tank（11）Width 1/6, highly less than water curtain water tank
（11）Guide face 1cm vertical partition plate, for dredging current.
Described water curtain water source derives from fire-fighting elevated tank（1）, belong to unpowered systems, without consuming additional energy.
The upper strata floor of staircase（7）With door pocket（18）Between the continuous water curtain that sets（16）, water curtain water tank（11）Use type
Steel bracket（17）It is fixed on floor（7）With door pocket（18）Locate water, the water curtain of formation（Waterwall, cascade, water surface body）By in corridor
Flue gas is controlled in corridor.
Water curtain water tank（11）In water be by flow distribution device（12）Connect current equalizer（13）, and in water curtain water tank
（11）Interior setting constant-current stabilizer（14）With guiding device（15）Reach the uniform and stable rear water curtain formed（Waterwall, cascade, the water surface
Body）.
Fire extinguisher canvas hose（4）The Water flow control valve door of connection（6）It is by smoke detector（8）And temperature controller（9）
Receive signal and be sent to fire-fighting controller（10）To control opening and closing and angle to adjust water curtain shape（Length and width, thickness, overflow are long
Degree）.
Described fire-fighting controller（10）For the commercially available network equipment, it can be connected by network with center control platform, far
Process control outlet valve, Water flow adjusting valve.
A kind of smoke control method of the unpowered water curtain fume-resisting system of skyscraper is as follows：
In the secure state, high building fire fighting elevated tank（1）The branch road outlet pipe of connection（4）In Water flow control valve
（6）It is closed, water curtain water tank（11）In stablizing liquid level.When fire occurs, skyscraper flue gas diffuses to corridor,
When flue gas concentration reaches certain limit with temperature, smoke detector（8）, hygrosensor（9）Signal is conveyed into fire-fighting controller
（10）, fire-fighting controller（10）Order is sent by Water flow control valve（6）In opening, water flows into water curtain water tank（11）,
Flow through flow distribution device（12）, current equalizer（13）, pass through constant-current stabilizer（14）And guiding device（15）, one can be formed
The continuous water curtain in road（16）, for obstructing the flue gas in corridor for high-rise buildings, and play a part of cooling down surrounding air.
The smoke control method of a kind of described skyscraper is unpowered water curtain fume-resisting system, the water curtain system is high by skyscraper
The water that position water tank provides required for water curtain system Smoke prevention is 1.2-1.8m3/h.
One of thickness is formed at the smoke control method of a kind of described skyscraper is unpowered water curtain fume-resisting system, shield outlet
About 0.5 ~ 2mm water curtain.
Claims (10)
1. a kind of unpowered water curtain fume-resisting system of skyscraper, it is characterised in that：Including fire-fighting elevated tank, outlet valve, filtering
Device, fire extinguisher canvas hose, pressure gauge, Water flow control valve, floor, smoke detector, hygrosensor, fire-fighting controller, water curtain water
Case, flow distribution device, current equalizer, constant-current stabilizer, guiding device, continuous water curtain, shape steel bracket and door pocket；Fire extinguisher canvas hose one
End is connected with fire-fighting elevated tank delivery port, and the fire extinguisher canvas hose other end is connected with flow distribution device, goes out in fire-fighting elevated tank
It is equipped with fire extinguisher canvas hose at the mouth of a river on outlet valve, check-valves, fire extinguisher canvas hose and pressure gauge and water control valve is housed；Fire extinguisher canvas hose
It is arranged in below floor, door pocket central bottom sets smoke detector, hygrosensor, flow control valve and smoke detector,
Hygrosensor is controlled by fire-fighting controller；Water curtain water tank is fixed between floor and door pocket by shape steel bracket, water curtain water tank
Interior setting flow distribution device, current equalizer, constant-current stabilizer and guiding device, when current is formed continuous water curtain；Flow point
It is connected with device with fire extinguisher canvas hose, is distributed to water curtain water tank with making water pipe uniform flow；Flow distribution device two ends are connected respectively
Current equalizer；Water curtain water tank wall Middle face position seals fixed constant-current device, constant-current stabilizer can weaken turbulent water, reduce current
Inside is vortexed, and keeps the steady flow of water；Guiding device is connected at the overfall of water curtain water tank front end, stream is gone out to water curtain and plays drainage
Dredge, reduce shearing stress between hydrone, it is to avoid water curtain goes out current direction middle shrinkage after stream.
2. the unpowered water curtain fume-resisting system of a kind of skyscraper according to claim 1, it is characterised in that：Described flow
Distributor is connected using circular threeway two ends with flaring pipe or decrement pipe.
3. the unpowered water curtain fume-resisting system of a kind of skyscraper according to claim 1, it is characterised in that：Described stream
Device is that the pipe for being bordering on water tank half length by two piece-root graftings is constituted, and equably arranges and gradually increases from the middle to both ends on round tube
Big apopore.
4. the unpowered water curtain fume-resisting system of a kind of skyscraper according to claim 3, it is characterised in that：Described stream
The apopore of device is single circular hole formula, double circular hole formula or single bar hole.
5. the unpowered water curtain fume-resisting system of a kind of skyscraper according to claim 1, it is characterised in that：Described current stabilization
Device is, using the vertical baffle being made with water curtain water tank material identical material, to be seamlessly connected with water curtain water tank, it is ensured that water is only
Overflowed from upside, the effect with stationary flow speed.
6. the unpowered water curtain fume-resisting system of a kind of skyscraper according to claim 1, it is characterised in that：Described water conservancy diversion
Arc or oblique angle guide face that it is about 5cm in water curtain tank outlet forward position regular length that device, which is, before water curtain tank outlet
Even setting width is water curtain water tank width 1/6, highly the vertical partition plate less than water curtain water tank guide face 1cm, for dredging current.
7. the unpowered water curtain fume-resisting system of a kind of skyscraper according to claim 1, it is characterised in that：Described fire-fighting
Controller is the network equipment, can be connected by network with center control platform, remote control outlet valve, Water flow adjusting valve.
8. a kind of smoke control method of the unpowered water curtain fume-resisting system of skyscraper described in claim 1, it is characterised in that：In peace
Under total state, the Water flow control valve in the branch road outlet pipe of high building fire fighting elevated tank connection is closed, water
Curtain water tank, which is in, stablizes liquid level；
When fire occurs, skyscraper flue gas diffuses to corridor, when flue gas concentration reaches certain limit with temperature, smoke detection
Signal is conveyed fire-fighting controller by device, hygrosensor, and fire-fighting controller sends order and Water flow control valve is in into unlatching shape
State, water flows into water curtain water tank, flows through flow distribution device, current equalizer, by constant-current stabilizer and guiding device, is formed together
Continuous water curtain, for obstructing the flue gas in corridor for high-rise buildings, and plays a part of cooling down surrounding air.
9. a kind of smoke control method of the unpowered water curtain fume-resisting system of skyscraper described in claim 8, it is characterised in that：The water
Curtain system is 1.2-1.8m3/h as the water required for skyscraper elevated tank provides water curtain system Smoke prevention.
10. a kind of smoke control method of the unpowered water curtain fume-resisting system of skyscraper described in claim 8, it is characterised in that：Water
Curtain exit forms the water curtain that one of thickness is about 0.5 ~ 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710425835.5A CN107158601B (en) | 2017-06-08 | 2017-06-08 | Unpowered smoke-proof water curtain system in high-rise building fire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710425835.5A CN107158601B (en) | 2017-06-08 | 2017-06-08 | Unpowered smoke-proof water curtain system in high-rise building fire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107158601A true CN107158601A (en) | 2017-09-15 |
| CN107158601B CN107158601B (en) | 2022-09-20 |
Family
ID=59824950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710425835.5A Active CN107158601B (en) | 2017-06-08 | 2017-06-08 | Unpowered smoke-proof water curtain system in high-rise building fire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107158601B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107823825A (en) * | 2017-09-27 | 2018-03-23 | 昆山特酷信息科技有限公司 | A kind of intelligent controlling device for tall-building fire fighting water tank self-extinguishing |
| CN111729231A (en) * | 2020-05-26 | 2020-10-02 | 深圳天九安全科技有限公司 | Intelligent security type fire extinguishing system |
| CN112494863A (en) * | 2020-12-01 | 2021-03-16 | 京安工程有限公司 | Fire extinguishing system for fire engineering and using method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06190075A (en) * | 1992-12-28 | 1994-07-12 | Hazama Gumi Ltd | Water curtain forming apparatus |
| CN2577899Y (en) * | 2002-09-27 | 2003-10-08 | 牛喜华 | Water-curtain nozzles |
| CN201183017Y (en) * | 2008-03-10 | 2009-01-21 | 新汶矿业集团有限责任公司华丰煤矿 | Jigger water-curtain type sprayer |
| CN202942779U (en) * | 2012-12-14 | 2013-05-22 | 中国矿业大学 | Airflow short circuit preventing energy-saving efficient deduster |
| KR20140118810A (en) * | 2013-03-28 | 2014-10-08 | 박동섭 | Water film forming fire protecting doorframe and its construction method |
| CN105201376A (en) * | 2015-09-29 | 2015-12-30 | 重庆欧帆门业有限公司 | Water-cooled fireproof door |
| TWM535097U (en) * | 2016-08-18 | 2017-01-11 | Architecture And Building Research Institute Ministry Of The Interior | Water film curtain with fireproof, heat-insulation and smoke-shielding properties |
| CN208176763U (en) * | 2017-06-08 | 2018-12-04 | 南京工业大学 | A kind of Smoke prevention water curtain system in fire of high-rise building |
-
2017
- 2017-06-08 CN CN201710425835.5A patent/CN107158601B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06190075A (en) * | 1992-12-28 | 1994-07-12 | Hazama Gumi Ltd | Water curtain forming apparatus |
| CN2577899Y (en) * | 2002-09-27 | 2003-10-08 | 牛喜华 | Water-curtain nozzles |
| CN201183017Y (en) * | 2008-03-10 | 2009-01-21 | 新汶矿业集团有限责任公司华丰煤矿 | Jigger water-curtain type sprayer |
| CN202942779U (en) * | 2012-12-14 | 2013-05-22 | 中国矿业大学 | Airflow short circuit preventing energy-saving efficient deduster |
| KR20140118810A (en) * | 2013-03-28 | 2014-10-08 | 박동섭 | Water film forming fire protecting doorframe and its construction method |
| CN105201376A (en) * | 2015-09-29 | 2015-12-30 | 重庆欧帆门业有限公司 | Water-cooled fireproof door |
| TWM535097U (en) * | 2016-08-18 | 2017-01-11 | Architecture And Building Research Institute Ministry Of The Interior | Water film curtain with fireproof, heat-insulation and smoke-shielding properties |
| CN208176763U (en) * | 2017-06-08 | 2018-12-04 | 南京工业大学 | A kind of Smoke prevention water curtain system in fire of high-rise building |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107823825A (en) * | 2017-09-27 | 2018-03-23 | 昆山特酷信息科技有限公司 | A kind of intelligent controlling device for tall-building fire fighting water tank self-extinguishing |
| CN111729231A (en) * | 2020-05-26 | 2020-10-02 | 深圳天九安全科技有限公司 | Intelligent security type fire extinguishing system |
| CN112494863A (en) * | 2020-12-01 | 2021-03-16 | 京安工程有限公司 | Fire extinguishing system for fire engineering and using method thereof |
| CN112494863B (en) * | 2020-12-01 | 2022-03-25 | 京安工程有限公司 | Fire extinguishing system for fire engineering and using method thereof |
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