CN201560569U - Induced-draft smoke-exhaust fire-hazard prevention building - Google Patents
Induced-draft smoke-exhaust fire-hazard prevention building Download PDFInfo
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- CN201560569U CN201560569U CN2009202568697U CN200920256869U CN201560569U CN 201560569 U CN201560569 U CN 201560569U CN 2009202568697 U CN2009202568697 U CN 2009202568697U CN 200920256869 U CN200920256869 U CN 200920256869U CN 201560569 U CN201560569 U CN 201560569U
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Abstract
The utility model discloses an induced-draft smoke-exhaust fire-hazard prevention building, which comprises at least one vertical smoke-exhaust passage which is arranged in the building and transverse smoke-exhaust passages which are arranged in the upper space of each floor, wherein the vertical and the transverse smoke-exhaust passages are communicated with each other in a fluid way, at least one natural air inlet window and at least one smoke-gas exhaust window are arranged inside the wall body of each independent room, the smoke-gas exhaust window is communicated with the transverse smoke-exhaust passages in a fluid way, the vertical smoke-exhaust passage extends out of the top surface of the building, a bypass passage which is provided with a draught fan is arranged on the extension section of the vertical smoke-exhaust passage, and a trigger switch of the draught fan is connected when each smoke-exhaust window is opened; the top part of the vertical smoke-exhaust passage is provided with a vertical smoke-exhaust passage window which can close the passage in normal times and an opening mechanism which can open the vertical smoke-exhaust passage window when smoke gas enters the vertical smoke-exhaust passage, and when the vertical smoke-exhaust passage window is opened, the window close the bypass passage. The induced-draft smoke-exhaust fire-hazard prevention building not only has simple structure and good smoke exhaust effect, but is difficult to destroy the draught fan.
Description
Technical field
The utility model relates to a kind of anti-fire building, especially relates to a kind of by the anti-fire building that vertical setting of types cigarette channel and horizontally-arranged cigarette channel carry out the air inducing smoke evacuation are set in the building.
Background technology
The application number of the applicant's earlier application is 200910029217.1, the application for a patent for invention that name is called negative-pressure smoke-guiding fireproof building structure discloses a kind of anti-fire building, the horizontally-arranged cigarette channel that it comprises at least one the vertical setting of types cigarette channel that is arranged in these building and is arranged on each floor upper space of these building, described vertical setting of types cigarette channel and horizontally-arranged cigarette channel fluid ground are communicated with, at least one natural wind air intake window and at least one flue gas discharge window are set in the body of wall in described building between each independent housing of each floor, the air inlet window opening mechanism that this natural wind air intake window can seal the air inlet window of this air inlet window by the air inlet window with when the normality and can open this air inlet window during in breaking out of fire is automatically formed, the smoke evacuation window opening mechanism that described flue gas is discharged that window can seal the smoke evacuation window of this smoke evacuation window by the smoke evacuation window with when the normality and can be opened this smoke evacuation window during in breaking out of fire is automatically formed, and described flue gas discharge window is communicated with described horizontally-arranged cigarette channel fluid ground.Draw the cigarette better effects if for making, the applicant is provided with an air-introduced machine in each flue gas is discharged window, the trigger switch of this air-introduced machine is fixedlyed connected with an end of a stay cord, the other end of stay cord is fixedly connected on the described smoke evacuation window, when the upset of breaking out of fire smoke evacuation window, thereby by stay cord pulling trigger switch air-introduced machine is started, can by force high-temperature flue gas be introduced flue gas by this air-introduced machine and discharge window, and finally drain in the atmosphere.Though the building flameproof effect of this structure is good, owing in each flue gas is discharged window, an air-introduced machine is set all, thus make structure comparatively complicated.
China utility model patent ZL200420040584.7, name is called air inducing smoke evacuation fire safety device and discloses a kind of anti-fire building, its both sides at the building middle corridor are provided with the vertical setting of types cigarette channel respectively, top at each floor passage is provided with the horizontally-arranged cigarette channel that the smoke evacuation door is installed, both sides vertical setting of types cigarette channel is connected with the horizontally-arranged cigarette channel, in addition, for strengthening exhaust smoke level, draw cigarette better, top at two vertical setting of types cigarette channels is provided with electronic air-introduced machine and burner respectively, when breaking out of fire, high-temperature flue gas is introduced in the atmosphere by air-introduced machine and burner after the smoke evacuation door enters horizontally-arranged cigarette channel and vertical setting of types cigarette channel.The anti-fire building of this structure, since up to the high-temperature flue gas of hundreds of degree even thousands of degree through the electronic air-introduced machine on vertical setting of types cigarette channel top and burner the time, often very easily with its damage, and air-introduced machine and burner cost an arm and a leg, thereby have caused bigger loss.
The utility model content
The technical problems to be solved in the utility model provide a kind of not only simple in structure, to draw the cigarette smoke discharging effect good, and not easily damaged anti-fire building of air-introduced machine.
For solving the problems of the technologies described above, the utility model adopts so anti-fire building of a kind of air inducing smoke evacuation, the horizontally-arranged cigarette channel that it comprises at least one the vertical setting of types cigarette channel that is arranged in these building and is arranged on each floor upper space of these building, described vertical setting of types cigarette channel and horizontally-arranged cigarette channel fluid ground are communicated with, be provided with at least one natural wind air intake window and at least one flue gas discharge window in the body of wall in described building between each independent housing of each floor, the air inlet window opening mechanism that this natural wind air intake window can seal the air inlet window of this air inlet window by the air inlet window with when the normality and can open this air inlet window during in breaking out of fire is automatically formed, the smoke evacuation window opening mechanism that described flue gas is discharged that window can seal the smoke evacuation window of this smoke evacuation window by the smoke evacuation window with when the normality and can be opened this smoke evacuation window during in breaking out of fire is automatically formed, described flue gas is discharged window and is communicated with described horizontally-arranged cigarette channel fluid ground, described vertical setting of types cigarette channel stretches out the end face of these building and be provided with a by-pass line that air-introduced machine is installed on the section of stretching out, and the trigger switch of described air-introduced machine is connected when the described window of respectively discharging fume is opened; Be provided with an opening mechanism that can seal the vertical setting of types cigarette channel window of this passage and after fire smoke enters this vertical setting of types cigarette channel, this vertical setting of types cigarette channel window be opened during in normality at the top of this vertical setting of types cigarette channel, when described vertical setting of types cigarette channel window was opened, this window sealed described by-pass line.
The described opening mechanism of after fire smoke enters the vertical setting of types cigarette channel described vertical setting of types cigarette channel window being opened preferably is made of hot melt adhesive; One end of described vertical setting of types cigarette channel window is side walls hinged with the vertical setting of types cigarette channel of contiguous described by-pass line top, and the other end is tightly connected by described hot melt adhesive and described vertical setting of types cigarette channel sidewall; The area of described vertical setting of types cigarette channel window is greater than the section area of described by-pass line.
The trigger switch of described air-introduced machine can be made of wireless launcher and wireless receiver, and described wireless launcher is arranged on flue gas and discharges in the window, and described wireless receiver is arranged in the by-pass line.
The trigger switch of described air-introduced machine also can link to each other with the described window of respectively discharging fume by stay cord.
Described air inlet window opening mechanism preferably is made of hot melt adhesive; The upper end of described air inlet window tilts to the inboard or the outside of air inlet window, the bottom-hinged of its lower end and described air inlet window, and described air intake window door is tightly connected by described hot melt adhesive and air inlet window.
Described smoke evacuation window opening mechanism preferably is made of hot melt adhesive, the upper end of described smoke evacuation window tilts to the inboard or the outside of smoke evacuation window, the bottom-hinged of its lower end and described smoke evacuation window, described vent window door is tightly connected by described hot melt adhesive and smoke evacuation window; The trigger switch of described air-introduced machine preferably is arranged on the smoke evacuation window bottom of described smoke evacuation window inclined side below.
Described hot melt adhesive is any in paraffin, rosin, ethylene-vinyl acetate copolymer hot melt adhesive, polyamide hot stick or the polyurethane hot melt adhesives.
Described vertical setting of types cigarette channel preferably has two, is separately positioned on the escape way or the access to elevators both sides of building both lateral sides.
After adopting such structure, because the vertical setting of types cigarette channel stretches out the end face of these building and be provided with a by-pass line that air-introduced machine is installed on the section of stretching out, the trigger switch of air-introduced machine is connected when each smoke evacuation window is opened; In case thereby the careless breaking out of fire in certain room, when the vent window door is opened by smoke evacuation window opening mechanism, the trigger switch of connecting air-introduced machine makes air-introduced machine work, flue gas is being discharged after window enters horizontally-arranged cigarette channel and vertical setting of types cigarette channel through flue gas under the attraction of air-introduced machine fast, enter in the atmosphere by by-pass line, owing to be provided with an opening mechanism that can seal the vertical setting of types cigarette channel window of this passage and after fire smoke enters this vertical setting of types cigarette channel, this vertical setting of types cigarette channel window be opened during in normality at the top of this vertical setting of types cigarette channel, this opening mechanism preferably is made of hot melt adhesive, thereby when flue-gas temperature surpasses the fusing point of hot melt adhesive, vertical setting of types cigarette channel window is opened, in the utility model, one end of described vertical setting of types cigarette channel window is preferably side walls hinged with the vertical setting of types cigarette channel of contiguous described by-pass line top, the other end is tightly connected by described hot melt adhesive and vertical setting of types cigarette channel sidewall, the area of vertical setting of types cigarette channel window is greater than the section area of described by-pass line, thereby when vertical setting of types cigarette channel window is opened, this window is around the pin joint upset and with described by-pass line sealing, flue gas directly enters in the atmosphere through the vertical setting of types cigarette channel under suction function like this, because air-introduced machine does not contact high-temperature flue gas, thereby can not damage.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
Fig. 1 is the generalized section of a kind of embodiment of the anti-fire building of the utility model air inducing smoke evacuation.
Fig. 2 is the generalized section of natural wind air intake window in the utility model.
Fig. 3 is the generalized section that flue gas is discharged window in the utility model.
Fig. 4 is the anti-a kind of generalized section of fire building after vertical setting of types cigarette channel window is opened of the utility model air inducing smoke evacuation.
The specific embodiment
Referring to Fig. 1 anti-fire building of a kind of air inducing smoke evacuation extremely shown in Figure 4, comprise at least one vertical setting of types cigarette channel 1 that is arranged in these building and the horizontally-arranged cigarette channel 2 that is arranged on each floor upper space of these building, described vertical setting of types cigarette channel 1 and horizontally-arranged cigarette channel 2 fluid ground are communicated with, in described building, be provided with at least one natural wind air intake window 4 and at least one flue gas between each independent housing of each floor in 3 the body of wall 3-1 and discharge window 5, the air inlet window opening mechanism that this natural wind air intake window 4 can seal the air inlet window 4-2 of this air inlet window 4-1 by air inlet window 4-1 with when the normality and can open this air inlet window 4-1 during in breaking out of fire is automatically formed, the smoke evacuation window opening mechanism that described flue gas is discharged that window 5 can seal the smoke evacuation window 5-2 of this smoke evacuation window 5-1 by smoke evacuation window 5-1 with when the normality and can be opened this smoke evacuation window 5-1 during in breaking out of fire is automatically formed, described flue gas is discharged window 5 and is communicated with described horizontally-arranged cigarette channel 2 fluid ground, described vertical setting of types cigarette channel 1 stretches out the end face of these building and be provided with a by-pass line 7 that air-introduced machine 6 is installed on the section of stretching out, and the trigger switch 6-1 of described air-introduced machine 6 connects when the described window 5-2 that respectively discharges fume opens; Be provided with an opening mechanism that can seal the vertical setting of types cigarette channel window 1-1 of this passage and after fire smoke enters this vertical setting of types cigarette channel 1, this vertical setting of types cigarette channel window 1-1 be opened during in normality at the top of this vertical setting of types cigarette channel 1, when described vertical setting of types cigarette channel window 1-1 opened, this window 1-1 was with described by-pass line 7 sealings.
As shown in Figure 1, the described opening mechanism of after fire smoke enters vertical setting of types cigarette channel 1 described vertical setting of types cigarette channel window 1-1 being opened is made of hot melt adhesive 8; The end of described vertical setting of types cigarette channel window 1-1 is side walls hinged with the vertical setting of types cigarette channel 1 of contiguous described by-pass line 7 tops, and the other end is tightly connected with described vertical setting of types cigarette channel 1 sidewall by described hot melt adhesive 8; The area of described vertical setting of types cigarette channel window 1-1 is greater than the section area of described by-pass line 7.Like this when flue-gas temperature surpasses hot melt adhesive 8 fusing points on the vertical setting of types cigarette channel window 1-1, vertical setting of types cigarette channel window 1-1 opens, and it is around the pin joint upset of by-pass line 7 tops and vertical setting of types cigarette channel sidewall and with described by-pass line 7 sealings, thereby high-temperature flue gas is directly entered in the atmosphere through vertical setting of types cigarette channel 1 under suction function.In addition, also can an air-introduced machine gauge tap be set, when vertical setting of types cigarette channel window 1-1 overturns, can air-introduced machine 6 be quit work like this by this gauge tap in the junction of vertical setting of types cigarette channel 1 and by-pass line 7.
Described vertical setting of types cigarette channel window opening mechanism also can be made of extension spring and hot melt adhesive 8, and fixedly connected with vertical setting of types cigarette channel 1 sidewall with the end of described vertical setting of types cigarette channel window 1-1 respectively in the two ends of described extension spring and it is in extended state; The below of the contiguous described by-pass line 7 in the fixed connection place of described extension spring and vertical setting of types cigarette channel 1 sidewall, the other end of described vertical setting of types cigarette channel window 1-1 is side walls hinged with the vertical setting of types cigarette channel 1 of contiguous described by-pass line 7 tops.
As a kind of preferred implementation of the present utility model, the trigger switch 6-1 of described air-introduced machine 6 is made of wireless launcher and wireless receiver, described wireless launcher is arranged on flue gas and discharges in the window 5, and described wireless receiver is arranged in the by-pass line 7, and is not shown in the figures.Like this, when upset took place smoke evacuation window 5-2, wireless launcher was switched on, and transmits, and this transmits and can receive by the wireless receiver that is installed in the by-pass line 7, draws cigarette thereby make air-introduced machine connect power work.
Certainly, the trigger switch of described air-introduced machine 6 also can link to each other with the described window 5-2 that respectively discharges fume by stay cord, and is not shown in the figures.Like this, when upset took place smoke evacuation window 5-2, the trigger switch of stay cord pulling air-introduced machine 6 made air-introduced machine connection power work draw cigarette.
As shown in Figure 2, described air inlet window opening mechanism is made of hot melt adhesive 8; The upper end of described air inlet window 4-2 tilts to the inboard or the outside of air inlet window 4-1, the bottom-hinged of its lower end and described air inlet window 4-1, and described air inlet window 4-2 is tightly connected with air inlet window 4-1 by described hot melt adhesive 8.Like this, when the careless breaking out of fire in room 3, because hot melt adhesive at first melts when fire takes place, thereby air inlet window 4-2 is inside or outwards overturn around the bottom of air inlet window 4-1 under the action of gravity of self, thereby opens natural wind air intake window 4.
Described air inlet window opening mechanism also can be made of air inlet window balancing weight and hot melt adhesive 8, described air inlet window balancing weight is fixedly connected on the upper end of vertically disposed air inlet window 4-2, the bottom-hinged of the lower end of described air inlet window 4-2 and described air inlet window 4-1, described air inlet window 4-2 is tightly connected with air inlet window 4-1 by described hot melt adhesive 8, metal derby not shown in the figures, that described air inlet window balancing weight can adopt iron block or other metal material to make.
As shown in Figure 3, described smoke evacuation window opening mechanism is made of hot melt adhesive 8, the upper end of described smoke evacuation window 5-2 tilts to the inboard or the outside of smoke evacuation window 5-1, the bottom-hinged of its lower end and described smoke evacuation window 5-1, described smoke evacuation window 5-2 is tightly connected with smoke evacuation window 5-1 by described hot melt adhesive 8; As another preferred implementation of the present utility model, the trigger switch 6-1 of described air-introduced machine 6 is arranged on the smoke evacuation window 5-1 bottom of smoke evacuation window 5-2 inclined side below.Like this, when upset took place smoke evacuation window 5-2, its trigger switch 6-1 that pushes air-introduced machine 6 made air-introduced machine connection power work draw cigarette.
Described smoke evacuation window opening mechanism also can be made of smoke evacuation window balancing weight and hot melt adhesive 8, described smoke evacuation window balancing weight is fixedly connected on the upper end of vertically disposed smoke evacuation window 5-2, the bottom-hinged of the lower end of described smoke evacuation window 5-2 and described smoke evacuation window 5-1, described smoke evacuation window 5-2 is tightly connected with smoke evacuation window 5-1 by described hot melt adhesive 8, and is not shown in the figures.
The height that described vertical setting of types cigarette channel 1 stretches out the section of stretching out of this building end face is greater than or equal to 2 meters.
The melting range of described hot melt adhesive 8 is 55～100 ℃, is in paraffin, rosin, ethylene-vinyl acetate copolymer hot melt adhesive, polyamide hot stick or the polyurethane hot melt adhesives any.The utility model is best with paraffin, because paraffin begins fusing about 58 ℃, the melting range of ethylene-vinyl acetate copolymer hot melt adhesive, polyamide hot stick, polyurethane hot melt adhesives or polyester hot melting bonding adhesive is 65～100 ℃, thereby it can melt dependable performance and with low cost rapidly when fire takes place.
Described vertical setting of types cigarette channel 1 has two, is separately positioned on the escape way or the access to elevators both sides of building both lateral sides.
Shown in Fig. 1 to 4, when the careless breaking out of fire in room 3, high-temperature flue gas makes hot melt adhesive 8 fusings on air inlet window 4-2 and the smoke evacuation window 5-2, air inlet window 4-2 and smoke evacuation window 5-2 overturn, when air inlet window 4-2 overturns, natural wind enters this room 3 immediately, when smoke evacuation window 5-2 upset, the trigger switch 6-1 of air-introduced machine 6 connects and makes air-introduced machine suction cigarette, when flue-gas temperature surpasses hot melt adhesive 8 fusing points on the vertical setting of types cigarette channel window 1-1, vertical setting of types cigarette channel window 1-1 opens, and it is around the pin joint upset of by-pass line 7 tops and vertical setting of types cigarette channel sidewall and with described by-pass line 7 sealings, and high-temperature flue gas directly enters in the atmosphere through vertical setting of types cigarette channel 1 under suction function like this.Described air-introduced machine 6 can adopt known dc source to drive, and also can adopt AC power or ac-dc dual power supply to drive certainly.
Above-described only is preferred implementation of the present utility model; should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle; can also make some distortion and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (9)
1. the fire building are prevented in an air inducing smoke evacuation, comprise at least one vertical setting of types cigarette channel (1) that is arranged in these building and the horizontally-arranged cigarette channel (2) that is arranged on each floor upper space of these building, described vertical setting of types cigarette channel (1) and horizontally-arranged cigarette channel (2) fluid ground are communicated with, in described building, be provided with at least one natural wind air intake window (4) and at least one flue gas between each independent housing of each floor in the body of wall (3-1) of (3) and discharge window (5), the air inlet window opening mechanism that this natural wind air intake window (4) can seal the air inlet window (4-2) of this air inlet window (4-1) by air inlet window (4-1) with when the normality and can open this air inlet window (4-1) during in breaking out of fire is automatically formed, the smoke evacuation window opening mechanism that described flue gas is discharged that window (5) can seal the smoke evacuation window (5-2) of this smoke evacuation window (5-1) by smoke evacuation window (5-1) with when the normality and can be opened this smoke evacuation window (5-1) during in breaking out of fire is automatically formed, described flue gas is discharged window (5) and is communicated with described horizontally-arranged cigarette channel (2) fluid ground, it is characterized in that: described vertical setting of types cigarette channel (1) stretches out the end face of these building and be provided with a by-pass line (7) that air-introduced machine (6) are installed on the section of stretching out, and the trigger switch (6-1) of described air-introduced machine (6) is connected when the described window (5-2) of respectively discharging fume is opened; Be provided with one at the top of this vertical setting of types cigarette channel (1) and can seal the vertical setting of types cigarette channel window (1-1) of this passage and the opening mechanism of after fire smoke enters this vertical setting of types cigarette channel (1), this vertical setting of types cigarette channel window (1-1) being opened during in normality, when opening, this window (1-1) seals described by-pass line (7) at described vertical setting of types cigarette channel window (1-1).
2. the anti-fire building of air inducing smoke evacuation according to claim 1, it is characterized in that: the described opening mechanism of after fire smoke enters vertical setting of types cigarette channel (1) described vertical setting of types cigarette channel window (1-1) being opened is made of hot melt adhesive (8); One end of described vertical setting of types cigarette channel window (1-1) is side walls hinged with the vertical setting of types cigarette channel (1) of contiguous described by-pass line (7) top, and the other end is tightly connected by described hot melt adhesive (8) and described vertical setting of types cigarette channel (1) sidewall; The area of described vertical setting of types cigarette channel window (1-1) is greater than the section area of described by-pass line (7).
3. the anti-fire building of air inducing smoke evacuation according to claim 1 and 2, it is characterized in that: the trigger switch (6-1) of described air-introduced machine (6) is made of wireless launcher and wireless receiver, described wireless launcher is arranged on flue gas and discharges in the window (5), and described wireless receiver is arranged in the by-pass line (7).
4. the anti-fire building of air inducing smoke evacuation according to claim 1 and 2, it is characterized in that: the trigger switch (6-1) of described air-introduced machine (6) links to each other with the described window (5-2) of respectively discharging fume by stay cord.
5. the anti-fire building of air inducing smoke evacuation according to claim 1 and 2, it is characterized in that: described air inlet window opening mechanism is made of hot melt adhesive (8); The upper end of described air inlet window (4-2) tilts to the inboard or the outside of air inlet window (4-1), the bottom-hinged of its lower end and described air inlet window (4-1), described air inlet window (4-2) is tightly connected by described hot melt adhesive (8) and air inlet window (4-1).
6. the anti-fire building of air inducing smoke evacuation according to claim 1 and 2, it is characterized in that: described smoke evacuation window opening mechanism is made of hot melt adhesive (8), the upper end of described smoke evacuation window (5-2) tilts to the inboard or the outside of smoke evacuation window (5-1), the bottom-hinged of its lower end and described smoke evacuation window (5-1), described smoke evacuation window (5-2) is tightly connected by described hot melt adhesive (8) and smoke evacuation window (5-1); The trigger switch (6-1) of described air-introduced machine (6) is arranged on smoke evacuation window (5-1) bottom of described smoke evacuation window (5-2) inclined side below.
7. the anti-fire building of air inducing smoke evacuation according to claim 1 and 2, it is characterized in that: the height that described vertical setting of types cigarette channel (1) stretches out the section of stretching out of this building end face is greater than or equal to 2 meters.
8. the anti-fire building of air inducing smoke evacuation according to claim 1, it is characterized in that: described hot melt adhesive (8) is any in paraffin, rosin, ethylene-vinyl acetate copolymer hot melt adhesive, polyamide hot stick or the polyurethane hot melt adhesives.
9. the anti-fire building of air inducing smoke evacuation according to claim 1 and 2, it is characterized in that: described vertical setting of types cigarette channel (1) has two, is separately positioned on the escape way or the access to elevators both sides of building both lateral sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202568697U CN201560569U (en) | 2009-11-10 | 2009-11-10 | Induced-draft smoke-exhaust fire-hazard prevention building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202568697U CN201560569U (en) | 2009-11-10 | 2009-11-10 | Induced-draft smoke-exhaust fire-hazard prevention building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201560569U true CN201560569U (en) | 2010-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202568697U Expired - Lifetime CN201560569U (en) | 2009-11-10 | 2009-11-10 | Induced-draft smoke-exhaust fire-hazard prevention building |
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| Country | Link |
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| CN (1) | CN201560569U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106910408A (en) * | 2017-03-31 | 2017-06-30 | 公安部四川消防研究所 | Fire working down smoke-discharging shares hoistway experiment porch and method with air conditioner pipeline |
| CN109612005A (en) * | 2018-12-24 | 2019-04-12 | 天津广坤腾阳建筑安装有限公司 | Smoke evacuation system for fire engineering |
-
2009
- 2009-11-10 CN CN2009202568697U patent/CN201560569U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106910408A (en) * | 2017-03-31 | 2017-06-30 | 公安部四川消防研究所 | Fire working down smoke-discharging shares hoistway experiment porch and method with air conditioner pipeline |
| CN106910408B (en) * | 2017-03-31 | 2019-10-18 | 公安部四川消防研究所 | Smoke evacuation shares hoistway experiment porch and method with ventilation and air conditioning pipeline under fire working |
| CN109612005A (en) * | 2018-12-24 | 2019-04-12 | 天津广坤腾阳建筑安装有限公司 | Smoke evacuation system for fire engineering |
| CN109612005B (en) * | 2018-12-24 | 2020-12-08 | 天津广坤腾阳建筑安装有限公司 | Smoke exhaust system for fire engineering |
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Granted publication date: 20100825 |