CN108049905B - A kind of totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway - Google Patents
A kind of totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway Download PDFInfo
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- CN108049905B CN108049905B CN201711071263.1A CN201711071263A CN108049905B CN 108049905 B CN108049905 B CN 108049905B CN 201711071263 A CN201711071263 A CN 201711071263A CN 108049905 B CN108049905 B CN 108049905B
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- 239000000779 smoke Substances 0.000 title claims abstract description 246
- 238000009423 ventilation Methods 0.000 title claims abstract description 141
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 85
- 239000003517 fume Substances 0.000 claims abstract description 19
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 4
- 238000000605 extraction Methods 0.000 claims description 56
- 238000007599 discharging Methods 0.000 claims description 43
- 239000004071 soot Substances 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 7
- 239000003546 flue gas Substances 0.000 abstract description 7
- 230000003584 silencer Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/003—Ventilation of traffic tunnels
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Abstract
The present invention relates to Fire Ventilation smoke evacuation technical field more particularly to a kind of totally-enclosed gate underground station platform fire ventilation smoke exhaust methods of subway.This method comprises: choosing one as auxiliary smoke evacuation tunnel from upstream side tunnel and downlink side tunnel, several rows of cigarette valve is set above gate, the exhaust smoke valve for opening auxiliary smoke evacuation tunnel side is discharged fume, it opens upstream side running tunnel blower and downlink side running tunnel blower is discharged fume, it opens station tunnel exhaust fan to discharge fume, opens the big system fan in station and discharge fume.The totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway of the present invention, the flue gas generated during fire can be excluded in time, effectively increase smoke exhaust efficiency, and ensured personnel safety.
Description
Technical field
The present invention relates to Fire Ventilation smoke evacuation technical field more particularly to a kind of subway totally-enclosed gate underground station stations
Platform Fire Ventilation smoke exhaust method.
Background technique
In existing Metro Design, four running tunnel wind are generally arranged in the underground station of typical totally-enclosed platform door system
Machine, two, every end, mutual backup are respectively used to the smoke evacuation of uplink and downlink tunnel ventilation.Two rail head track bottom exhaust fans are set,
One, every end.Two public area smoke exhaust fans, one, every end are set.After fire occurs for station platform, set in some design schemes
Fixed only to open the smoke evacuation of station public area smoke exhaust fan, each running tunnel in station both ends is opened in setting in some design schemes
Blower auxiliary smoke evacuation, the exhaust fan for opening station both ends there are also the setting of some design schemes assist smoke evacuation.These design schemes
The problem is that all failing to make full use of fan delivery, for example fail to open all running tunnel blowers simultaneously, fail rationally
The air quantity at distribution rail bottom and rail top row mouth, so that exhaust smoke level is maximum and then obtains best smoke discharging effect.
Meanwhile in order to make tunnel smoke evacuation system reach higher smoke exhaust efficiency as far as possible, the underground of current totally-enclosed gate
It in the platform fire mode design at station, is typically designed and opens certain amount gate, for example open all gates in two sides and live
Move door, open all gate dodge gates in side, open each two fans gate dodge gate of head and the tail, unlatching end door etc..In view of fire
After calamity occurs, there may be a large amount of crowds to fail to evacuate on platform, opens gate and may cause personnel and fall to the area Gui Hang and makes
At secondary injury.In addition, either gate dodge gate or end door, height is lower, usually two meters or so, only works as platform
When smoke layer height is reduced to dodge gate or end door height, flue gas could be excluded by dodge gate or end door, this causes tunnel logical
Wind smoke evacuation system assists smoke exhaust efficiency lower.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway, solutions
Certainly of the existing technology to fail to make full use of fan delivery, smoke discharging effect is bad, tunnel ventilation smoke evacuation system auxiliary smoke evacuation effect
The lower problem of rate.
(2) technical solution
In order to solve the above-mentioned technical problems, the present invention provides a kind of totally-enclosed gate underground station platform fires of subway
Ventilation smoke exhaust method, while controlling tunnel ventilation smoke evacuation system, subway concourse platform ventilation smoke extraction system and gate ventilation smoke exhaust system
System carries out Fire Ventilation smoke evacuation, wherein the tunnel ventilation smoke evacuation system includes running tunnel ventilation smoke extraction system and station tunnel
Ventilation smoke extraction system, the subway concourse platform ventilation smoke extraction system include station hall layer ventilation smoke extraction system and station layer ventilation smoke exhaust system
System, the gate ventilation smoke extraction system includes upstream side gate ventilation smoke extraction system and downlink side gate ventilation smoke exhaust system
System；
This method specifically comprises the following steps:
Auxiliary smoke evacuation tunnel is chosen one as from upstream side tunnel and downlink side tunnel；
When selecting the upstream side tunnel as auxiliary smoke evacuation tunnel, upstream side gate and downlink side platform are closed
Door opens the upstream side exhaust smoke valve being arranged in above the upstream side gate, passes through the gate ventilation smoke extraction system pair
It discharges fume in auxiliary smoke evacuation tunnel；
It is separately turned on upstream side running tunnel blower and downlink side running tunnel blower, by adjusting smoke discharging pipe air-valve
Opening and closing arranges the upstream side running tunnel blower and downlink side running tunnel blower to auxiliary smoke evacuation tunnel simultaneously
Cigarette；
Station tunnel exhaust fan is opened, uplink siding track valve against the wind is opened, closes downlink siding track valve, upstream side against the wind respectively
Rail bottom air-valve and downlink side rail bottom air-valve arrange auxiliary smoke evacuation tunnel by the station tunnel ventilation smoke extraction system
Cigarette；
The big system fan in station is opened, station layer smoke discharging pipe air-valve is opened, station hall layer smoke discharging pipe air-valve is closed, passes through
The subway concourse platform ventilation smoke extraction system discharges fume to platform public area.
Further, the running tunnel ventilation smoke extraction system includes being correspondingly arranged at upstream side tunnel left and right ends
Two upstream side running tunnel ventilation smoke exhaust subsystems and be correspondingly arranged at two of downlink side tunnel left and right ends
Downlink side running tunnel ventilation smoke exhaust subsystem；Each upstream side running tunnel ventilation smoke exhaust subsystem includes described in one
Upstream side running tunnel blower, each downlink side running tunnel ventilation smoke exhaust subsystem include the downlink side section
Tunnel blower.
Specifically, the upstream side running tunnel ventilation smoke exhaust subsystem includes first to be connected with the upstream side tunnel
Main air hose is connected separately with first branch's air hose and second branch's air hose on the described first main air hose, wherein the upstream side
Running tunnel blower is arranged on second branch air hose；The downlink side running tunnel ventilation smoke exhaust subsystem includes and institute
The second connected main air hose of downlink side tunnel is stated, third branch air hose and the 4th point are connected separately on the described second main air hose
Branch wind pipe, wherein the downlink side running tunnel blower is arranged on third branch air hose；Second branch air hose with
It is connected between third branch air hose by connection air hose；
The opening and closing by adjusting smoke discharging pipe air-valve, specifically includes:
Setting is separately turned on the described first main air hose, second branch's air hose, third branch air hose and connection air hose
Smoke discharging pipe air-valve；
The smoke discharging pipe being arranged on the described second main air hose, first branch's air hose and the 4th branch's air hose is closed respectively
Air-valve.
Further, the station tunnel ventilation smoke extraction system includes two vehicles along the setting of platform public area length direction
Tunnel ventilation of standing smoke evacuation subsystem, it is public in the platform that two station tunnel ventilation smoke exhaust subsystems respectively correspond setting
At left and right sides of area, the station tunnel ventilation smoke exhaust subsystem includes the main air hose of third, is connected respectively on the main air hose of the third
It is connected to that uplink siding track is managed against the wind, upstream side rail bottom air hose, downlink siding track are managed against the wind and downlink side rail bottom air hose, wherein the station
Tunnel exhaust fan is arranged on the main air hose of the third, the uplink siding track valve, upstream side rail bottom air-valve, downlink siding track against the wind
Against the wind valve and downlink side rail bottom air-valve respectively correspond setting managed against the wind in the uplink siding track, upstream side rail bottom air hose, downlink side
Rail manage against the wind and downlink side rail bottom air hose on.
Further, the station hall layer ventilation smoke extraction system includes two subway concourses being correspondingly arranged at left and right sides of station hall layer
Layer ventilation smoke exhaust subsystem, the station hall layer ventilation smoke exhaust subsystem include the 4th main air hose, in the described 4th main air hose difference
Being connected, there are two quintafurcation air hoses；The station layer ventilation smoke extraction system includes two be correspondingly arranged at left and right sides of station layer
A station layer ventilation smoke exhaust subsystem, the station layer ventilation smoke exhaust subsystem include two the 6th branch's air hoses；Wherein, described
The big system fan in station is arranged on the 4th main air hose, is respectively equipped with the station on each quintafurcation air hose
Platform layer smoke discharging pipe air-valve is respectively equipped with the station hall layer smoke discharging pipe air-valve on each six branch air hose.
It is specifically, described to be discharged fume by the subway concourse platform ventilation smoke extraction system to platform public area, further includes:
The smoke discharging pipe air-valve being arranged on the 4th main air hose is opened, by the big system fan in the station to platform
It discharges fume public area.
Further, the upstream side gate ventilation smoke extraction system includes the upstream side gate and is arranged in institute
State the upstream side exhaust smoke valve above upstream side gate；The downlink side gate ventilation smoke extraction system includes downlink side station
Platform door and the downlink side exhaust smoke valve being arranged in above the downlink side gate.
(3) beneficial effect
Above-mentioned technical proposal of the invention has the advantages that
The totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway provided by the invention, by upstream side
Exhaust smoke valve is respectively set above gate and downlink side gate, and opens auxiliary smoke evacuation tunnel side during platform fire
Exhaust smoke valve and then avoid the secondary injury that personnel fall from gate on the one hand it is possible to prevente effectively from opening gate,
On the other hand, since exhaust smoke valve is arranged above gate, and its setting height is much higher than the height of gate, it is contemplated that fire
The flue gas of generation can effectively improve smoke exhaust efficiency by opened smoke-discharging valve the characteristics of ceiling is assembled.
The totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway provided by the invention, in the platform fire phase
Between, at the same open setting AT STATION the upstream side running tunnel blower of two sides and downlink side running tunnel blower as smoke exhaust fan
It uses, so that running tunnel fan delivery doubles, the flue gas for being conducive to generate during fire excludes in time.
The totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway provided by the invention, in the platform fire phase
Between, while station tunnel exhaust fan is opened as smoke exhaust fan use, and closes rail top and the rail of non-auxiliary smoke evacuation tunnel side
Bottom air-valve reduces station rail top and the loss of rail bottom fan delivery, and in view of flue gas heated the characteristics of rising, also simultaneously closes off
Auxiliary smoke evacuation tunnel side rail bottom air-valve, enable the station tunnel exhaust fan being arranged at left and right sides of platform public area only
It discharges fume to auxiliary smoke evacuation tunnel rail top, to effectively improve smoke exhaust efficiency.
Detailed description of the invention
Fig. 1 is tunnel ventilation smoke evacuation system schematic diagram in the embodiment of the present invention；
Fig. 2 is subway concourse platform ventilation smoke extraction system schematic diagram in the embodiment of the present invention；
Fig. 3 is upstream side gate ventilation smoke extraction system schematic diagram in the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway, is standing
During platform fire, while controlling tunnel ventilation smoke evacuation system, subway concourse platform ventilation smoke extraction system and gate ventilation smoke extraction system
Carry out Fire Ventilation smoke evacuation.
As shown in Figure 1, tunnel ventilation smoke evacuation system includes running tunnel ventilation smoke extraction system and station tunnel ventilation smoke exhaust
System, wherein running tunnel ventilation smoke extraction system includes two uplink lateral areas for being correspondingly arranged at upstream side tunnel left and right ends
Between tunnel ventilation smoke evacuation subsystem and be correspondingly arranged at downlink side tunnel left and right ends two downlink side running tunnels ventilation
Smoke evacuation subsystem, station tunnel ventilation smoke extraction system include two station tunnels ventilation along the setting of platform public area length direction
Smoke evacuation subsystem, two station tunnel ventilation smoke exhaust subsystems, which respectively correspond, to be arranged at left and right sides of platform public area.
Wherein, the upstream side running tunnel ventilation smoke exhaust subsystem that upstream side tunnel left end is arranged in includes and upstream side tunnel
Branch the air hose N1 and N2 road connected main air hose M1 and be separately connected with main air hose M1, wherein the row of being equipped on main air hose M1
Smoke pipeline air-valve D7, on branch air hose N1 be equipped with smoke discharging pipe air-valve D4, be respectively equipped on branch air hose N2 silencer C2,
Upstream side running tunnel blower B2 and smoke discharging pipe air-valve D3, branch air hose N1 and N2 are connected with ventilating shaft E2 respectively.It is arranged under
The downlink side running tunnel ventilation smoke exhaust subsystem of row side tunnel left end include the main air hose M2 being connected with downlink side tunnel and
Branch the air hose N3 and N4 being separately connected with main air hose M2, wherein smoke discharging pipe air-valve D8 is equipped on main air hose M2, in branch
Air hose N4 is equipped with smoke discharging pipe air-valve D1, and silencer C1, downlink side running tunnel blower are respectively equipped on branch air hose N3
B1 and smoke discharging pipe air-valve D2, branch air hose N3 and N4 are connected with ventilating shaft E1 respectively.Between branch air hose N2 and branch air hose N3
It is connected by connection air hose N5, is equipped with smoke discharging pipe air-valve D6 on connection air hose N5.
Wherein, the upstream side running tunnel ventilation smoke exhaust subsystem that upstream side tunnel right end is arranged in includes and upstream side tunnel
Branch the air hose N6 and N7 road connected main air hose M3 and be separately connected with main air hose M3, wherein the row of being equipped on main air hose M3
Smoke pipeline air-valve D14 is equipped with smoke discharging pipe air-valve D10 on branch air hose N6, is respectively equipped with silencer on branch air hose N7
C5, upstream side running tunnel blower B3 and smoke discharging pipe air-valve D11, branch air hose N6 and N7 are connected with ventilating shaft E5 respectively.Setting
In downlink side tunnel, the downlink side running tunnel ventilation smoke exhaust subsystem of right end includes the main air hose M4 being connected with downlink side tunnel
And branch the air hose N8 and N9 being separately connected with main air hose M4, wherein smoke discharging pipe air-valve D16 is equipped on main air hose M4,
Branch air hose N9 is equipped with smoke discharging pipe air-valve D12, and silencer C6, downlink side running tunnel are respectively equipped on branch air hose N8
Blower B4 and smoke discharging pipe air-valve D13, branch air hose N8 and N9 are connected with ventilating shaft E6 respectively.Branch air hose N7 and branch's air hose N8
Between by connection air hose N10 be connected, connection air hose N10 on be equipped with smoke discharging pipe air-valve D15.
Wherein, it includes main air hose M5, main air hose that the station tunnel ventilation smoke exhaust subsystem on the left of platform public area, which is arranged in,
M5 respectively with uplink siding track pipe N11, upstream side rail bottom air hose N12, downlink siding track pipe N13 and downlink side rail bottom air hose against the wind against the wind
N14 is connected, wherein silencer C6, station tunnel exhaust fan A1 and smoke discharging pipe air-valve D5 are respectively equipped on main air hose M5,
Main air hose M5 is connected with ventilating shaft E3.In uplink siding track pipe N11, upstream side rail bottom air hose N12, downlink siding track pipe N13 against the wind against the wind
With respectively corresponded on downlink side rail bottom air hose N14 equipped with uplink siding track valve D17, upstream side rail bottom air-valve D18, downlink siding track against the wind
Valve D20 and downlink siding track valve D19 against the wind against the wind.
Wherein, it includes main air hose M6, main air hose that the station tunnel ventilation smoke exhaust subsystem on the right side of platform public area, which is arranged in,
M6 respectively with uplink siding track pipe N15, upstream side rail bottom air hose N16, downlink siding track pipe N17 and downlink side rail bottom air hose against the wind against the wind
N18 is connected, wherein silencer C4, station tunnel exhaust fan A2 and smoke discharging pipe air-valve D9 are respectively equipped on main air hose M6,
Main air hose M6 is connected with ventilating shaft E4.In uplink siding track pipe N15, upstream side rail bottom air hose N16, downlink siding track pipe N17 against the wind against the wind
With respectively corresponded on downlink side rail bottom air hose N18 equipped with uplink siding track valve D21, upstream side rail bottom air-valve D22, downlink siding track against the wind
Valve D24 and downlink side rail bottom air-valve D23 against the wind.
As shown in Fig. 2, subway concourse platform ventilation smoke extraction system includes station hall layer ventilation smoke extraction system and station layer ventilation smoke exhaust
System, station hall layer ventilation smoke extraction system include two station hall layer ventilation smoke exhaust subsystems being correspondingly arranged at left and right sides of station hall layer
System, station layer ventilation smoke extraction system includes two station layer ventilation smoke exhaust subsystems being correspondingly arranged at left and right sides of station layer,
Wherein, be arranged in the station hall layer ventilation smoke exhaust subsystem on the left of station hall layer include main air hose M7 and with main air hose M7
Branch the air hose N18 and N19 being separately connected are respectively equipped with silencer C7, the big system fan F1 in station and station on main air hose M7
Room layer main pipeline air-valve D25, main air hose M7 are connected with ventilating shaft E7, respectively correspond on branch air hose N18 and N19 equipped with station hall layer
Smoke discharging pipe air-valve D27 and D28.
Wherein, it includes point being separately connected with main air hose M7 that the station layer ventilation smoke exhaust subsystem on the left of station layer, which is arranged in,
Branch wind pipe N22 and N23 are respectively corresponded on branch air hose N22 and N23 equipped with station layer smoke discharging pipe air-valve D29 and D30.
Wherein, be arranged in the station hall layer ventilation smoke exhaust subsystem on the right side of station hall layer include main air hose M8 and with main air hose M8
Branch the air hose N20 and N21 being separately connected are respectively equipped with silencer C8, the big system fan F2 in station and station on main air hose M8
Room layer main pipeline air-valve D26, main air hose M8 are connected with ventilating shaft E8, respectively correspond on branch air hose N20 and N21 equipped with station hall layer
Smoke discharging pipe air-valve D31 and D32.
Wherein, it includes point being separately connected with main air hose M8 that the station layer ventilation smoke exhaust subsystem on the right side of station layer, which is arranged in,
Branch wind pipe N24 and N25 are respectively corresponded on branch air hose N24 and N25 equipped with station layer smoke discharging pipe air-valve D33 and D34.
Gate ventilation smoke extraction system includes upstream side gate ventilation smoke extraction system and downlink side gate ventilation smoke exhaust
System.As shown in figure 3, upstream side gate ventilation smoke extraction system includes upstream side gate and is arranged in upstream side gate
One row's upstream side exhaust smoke valve of top, wherein upstream side exhaust smoke valve is from left to right followed successively by K1, K2, K3, K4, K5, K6 ....Together
Reason, downlink side gate ventilation smoke extraction system includes under downlink side gate and the row being arranged in above downlink side gate
Row side exhaust smoke valve.Wherein, upstream side gate and downlink side gate include that platform dodge gate, platform fixed door and platform are answered
Anxious door, as shown in figure 3, platform dodge gate is from left to right respectively G1, G2, G3, G4 ..., platform in upstream side gate
Fixed door is from left to right respectively H1, H2, H3 ..., and platform escape door is J1.
The then totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway described in the embodiment of the present invention, specifically
Include the following steps:
According to Fires Occurred, auxiliary smoke evacuation tunnel is chosen one as from upstream side tunnel and downlink side tunnel.
When selecting upstream side tunnel as auxiliary smoke evacuation tunnel, platform dodge gate G1, G2, G3, G4 ... are closed, is closed
Platform fixed door H1, H2, H3 ..., close platform escape door J1, while open upstream side exhaust smoke valve K1, K2, K3, K4, K5,
K6 ..., so that gate ventilation smoke extraction system discharges fume to auxiliary smoke evacuation tunnel.
Upstream side running tunnel blower B2 and B3 are opened, opened smoke-discharging pipeline air-valve D7, D3, D14 and D11 close smoke evacuation
Pipeline air-valve D4 and D10.Meanwhile open downlink side running tunnel blower B1 and B4, opened smoke-discharging pipeline air-valve D6, D2, D15 and
D13, close smoke discharging pipe air-valve D8, D1, D16 and D12 so that running tunnel ventilation smoke extraction system to upstream side station tunnel into
Row smoke evacuation.
Station tunnel exhaust fan A1 and A2, opened smoke-discharging pipeline air-valve D5 and D9 are opened, uplink siding track valve against the wind is opened
D17 and D21 closes downlink siding track valve D20 and D24 against the wind, closes upstream side rail bottom air-valve D18 and D22, closes downlink side rail bottom
Air-valve D19 and D23, so that station tunnel ventilation smoke extraction system discharges fume to upstream side station tunnel.
The big system fan F1 and F2 in station is opened, station hall layer main pipeline air-valve D25 and D26 are opened, opens station layer smoke evacuation
Pipeline air-valve D29, D30, D33 and D34 close station hall layer smoke discharging pipe air-valve D27, D28, D31 and D32, so that subway concourse platform
Ventilation smoke extraction system discharges fume to platform public area.
Similarly, if select downlink side tunnel as auxiliary smoke evacuation tunnel, working principle and selection upstream side tunnel
It is identical when as auxiliary smoke evacuation tunnel, it is no longer repeated herein.
In conclusion the totally-enclosed gate underground station platform fire ventilation smoke exhaust side of subway described in the embodiment of the present invention
Method by the way that exhaust smoke valve is respectively set above upstream side gate and downlink side gate, and is opened during platform fire
The exhaust smoke valve of auxiliary smoke evacuation tunnel side, can effectively improve smoke exhaust efficiency, while by closing upstream side gate and downlink side
Gate avoids the secondary injury that personnel fall from gate, support personnel's safety.
The totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway described in the embodiment of the present invention, in platform
During fire, while opening setting two upstream side running tunnel blowers of two sides and two downlink side running tunnel wind AT STATION
Machine is used as smoke exhaust fan so that running tunnel fan delivery doubles, be more favorable for the flue gas generated during fire and
When exclude.
The totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway described in the embodiment of the present invention, in platform
During fire, while two station tunnel exhaust fans for opening setting two sides AT STATION are that smoke exhaust fan uses, and are closed
Non-auxiliary is discharged fume rail valve and the rail bottom air-valve against the wind of tunnel side, reduces station rail top and the loss of rail bottom fan delivery, and consider
To flue gas heated the characteristics of rising, the rail bottom air-valve of auxiliary smoke evacuation tunnel side is also simultaneously closed off, so that being arranged in platform public area
The station tunnel exhaust fan of the left and right sides can only discharge fume to auxiliary smoke evacuation tunnel rail top, to effectively improve smoke evacuation effect
Rate.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (8)
1. a kind of totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway, which is characterized in that while controlling tunnel
Road ventilation smoke extraction system, subway concourse platform ventilation smoke extraction system and gate ventilation smoke extraction system carry out Fire Ventilation smoke evacuation, wherein
The tunnel ventilation smoke evacuation system includes running tunnel ventilation smoke extraction system and station tunnel ventilation smoke extraction system, the subway concourse station
Platform ventilation smoke extraction system includes station hall layer ventilation smoke extraction system and station layer ventilation smoke extraction system, gate ventilation smoke exhaust system
System includes upstream side gate ventilation smoke extraction system and downlink side gate ventilation smoke extraction system；
This method specifically comprises the following steps:
Auxiliary smoke evacuation tunnel is chosen one as from upstream side tunnel and downlink side tunnel；
When selecting the upstream side tunnel as auxiliary smoke evacuation tunnel, upstream side gate and downlink side gate are closed, is opened
The upstream side exhaust smoke valve being arranged in above the upstream side gate is opened, by the gate ventilation smoke extraction system to described auxiliary
Smoke evacuation tunnel is helped to discharge fume；
It is separately turned on upstream side running tunnel blower and downlink side running tunnel blower, by adjusting opening for smoke discharging pipe air-valve
It closes, arranges the upstream side running tunnel blower and downlink side running tunnel blower to auxiliary smoke evacuation tunnel simultaneously
Cigarette；
Station tunnel exhaust fan is opened, uplink siding track valve against the wind is opened, closes downlink siding track valve, upstream side rail bottom against the wind respectively
Air-valve and downlink side rail bottom air-valve discharge fume to auxiliary smoke evacuation tunnel by the station tunnel ventilation smoke extraction system；
The big system fan in station is opened, station layer smoke discharging pipe air-valve is opened, station hall layer smoke discharging pipe air-valve is closed, by described
Subway concourse platform ventilation smoke extraction system discharges fume to platform public area.
2. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 1, feature
It is, the running tunnel ventilation smoke extraction system includes two upstream sides for being correspondingly arranged at upstream side tunnel left and right ends
Running tunnel ventilation smoke exhaust subsystem and two downlink side section tunnels for being correspondingly arranged at downlink side tunnel left and right ends
Road ventilation smoke exhaust subsystem；Each upstream side running tunnel ventilation smoke exhaust subsystem includes a upstream side section tunnel
Road blower, each downlink side running tunnel ventilation smoke exhaust subsystem include the downlink side running tunnel blower.
3. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 2, feature
It is, the upstream side running tunnel ventilation smoke exhaust subsystem includes the first main air hose being connected with the upstream side tunnel,
It is connected separately with first branch's air hose and second branch's air hose on the first main air hose, wherein the upstream side running tunnel wind
Machine is arranged on second branch air hose；The downlink side running tunnel ventilation smoke exhaust subsystem includes and the downlink side tunnel
The second connected main air hose of road, is connected separately with third branch air hose and the 4th branch's air hose on the described second main air hose,
Described in downlink side running tunnel blower be arranged on third branch air hose；Second branch air hose and third branch wind
It is connected between pipe by connection air hose.
4. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 3, feature
It is, the opening and closing by adjusting smoke discharging pipe air-valve specifically includes:
It is separately turned on the row being arranged on the described first main air hose, second branch's air hose, third branch air hose and connection air hose
Smoke pipeline air-valve；
The smoke discharging pipe wind being arranged on the described second main air hose, first branch's air hose and the 4th branch's air hose is closed respectively
Valve.
5. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 1, feature
It is, the station tunnel ventilation smoke extraction system includes two station tunnels ventilation row along the setting of platform public area length direction
Soot system, two station tunnel ventilation smoke exhaust subsystems, which respectively correspond, to be arranged at left and right sides of the platform public area,
The station tunnel ventilation smoke exhaust subsystem includes the main air hose of third, is connected separately with uplink siding track on the main air hose of the third
Against the wind pipe, upstream side rail bottom air hose, downlink siding track are managed against the wind and downlink side rail bottom air hose, wherein the station tunnel exhaust fan
It is arranged on the main air hose of the third, uplink siding track valve, upstream side rail bottom air-valve, downlink siding track valve and downlink against the wind against the wind
Siding track bottom air-valve respectively correspond setting the uplink siding track is managed against the wind, upstream side rail bottom air hose, downlink siding track are managed against the wind and under
On the air hose of row siding track bottom.
6. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 1, feature
It is, the station hall layer ventilation smoke extraction system includes two station hall layer ventilation smoke exhaust being correspondingly arranged at left and right sides of station hall layer
System, the station hall layer ventilation smoke exhaust subsystem include the 4th main air hose, are respectively connected with that there are two the in the 4th main air hose
Quintafurcation air hose；The station layer ventilation smoke extraction system includes the two station layers ventilation being correspondingly arranged at left and right sides of station layer
Smoke evacuation subsystem, the station layer ventilation smoke exhaust subsystem include two the 6th branch's air hoses；Wherein, the big system wind in the station
Machine is arranged on the 4th main air hose, and the station layer smoke discharging pipe is respectively equipped on each quintafurcation air hose
Air-valve is respectively equipped with the station hall layer smoke discharging pipe air-valve on each six branch air hose.
7. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 6, feature
It is, described discharges fume to platform public area by the subway concourse platform ventilation smoke extraction system, further includes:
The smoke discharging pipe air-valve being arranged on the 4th main air hose is opened, it is public to platform by the big system fan in the station
It discharges fume in area.
8. the totally-enclosed gate underground station platform fire ventilation smoke exhaust method of subway according to claim 1, feature
It is, the upstream side gate ventilation smoke extraction system includes the upstream side gate and is arranged in the upstream side platform
The upstream side exhaust smoke valve of door top；The downlink side gate ventilation smoke extraction system includes downlink side gate and setting
Downlink side exhaust smoke valve above the downlink side gate.
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| CN108952788B (en) * | 2018-08-16 | 2019-06-25 | 中国安全生产科学研究院 | A kind of method of underground station train fire ventilation smoke exhaust |
| CN109139079A (en) * | 2018-09-17 | 2019-01-04 | 中铁四院集团西南勘察设计有限公司 | Subway tunnel ventilating system |
| CN109252885B (en) * | 2018-10-25 | 2019-09-17 | 中国安全生产科学研究院 | A kind of subway underground station an island platform Fire Ventilation smoke evacuation system and method |
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| CN112983527B (en) * | 2021-03-30 | 2021-10-15 | 中国安全生产科学研究院 | Integrated station tunnel ventilation system and smoke exhaust method thereof |
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