CN201963026U - Negative pressure leads smoke to prevent fire calamity from spreading building - Google Patents
Negative pressure leads smoke to prevent fire calamity from spreading building Download PDFInfo
- Publication number
- CN201963026U CN201963026U CN2011200274910U CN201120027491U CN201963026U CN 201963026 U CN201963026 U CN 201963026U CN 2011200274910 U CN2011200274910 U CN 2011200274910U CN 201120027491 U CN201120027491 U CN 201120027491U CN 201963026 U CN201963026 U CN 201963026U
- Authority
- CN
- China
- Prior art keywords
- window
- cigarette channel
- vertical setting
- building
- smoke evacuation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Special Wing (AREA)
Abstract
The utility model discloses a negative pressure leads smoke to prevent fire calamity from spreading building, comprising at least one vertical exhaust smoke channel set up in these buildings, and the horizontal exhaust smoke channel set up at each floor in the upper portion space of these buildings. The vertical and horizontal exhaust smoke channel is connected fluidly. With at least one natural wind admit air window and at least one flue gas discharge window are equipped in the wall body in each independent room of each floor in the building. This natural wind admits air the window comprises admitting air window and seal the window that admits air of this window that admits air when the normality. The flue gas discharge window comprises discharging fume window and seal the window of discharging fume of this window of discharging fume when the normality. The flue gas discharge window feeds through with the cross line setting cigarette passageway fluid ground, the natural wind admits air and still is equipped with one between window and the flue gas discharge window can opens the window and the window opener of window of discharging fume of admitting air simultaneously when the emergence conflagration. This utility model can not only prevent a certain adjacent room that occur conflagration breaking out and spreads to others in the building effectively and also more reliable in structure.
Description
Technical field
The utility model relates to a kind of anti-fire building, particularly relates to a kind ofly carrying out negative pressure by the vertical setting of types cigarette channel that is provided with in the building and horizontally-arranged cigarette channel and drawing the anti-fire of cigarette and spread building.
Background technology
China utility model patent ZL 200420040584.7, 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, on the smoke evacuation door, the direct current magnetic padlock is installed, in the body of wall of building bottom, the natural wind air intake window is set, in addition, at the bigger public area of building construction thing individual layer space of planes, big because of the space, for strengthening exhaust smoke level, electronic air-introduced machine and burner are set respectively on the top of two vertical setting of types cigarette channels; The building of this structure are after breaking out of fire, detect by cigarette temperature probe and to send the signal of telecommunication behind the flue gas and give electric control gear, smoke evacuation door on the horizontally-arranged cigarette channel is opened, thereby make the interior high-temperature flue gas of floor according to natural rising principle, after the smoke evacuation door enters horizontally-arranged cigarette channel and vertical setting of types cigarette channel, upwards enter in the atmosphere, when using air-introduced machine and burner in the vertical setting of types cigarette channel, smoke discharging effect is better; The anti-fire building of this structure, can play the effect that negative pressure is preferably drawn cigarette, but still have the deficiency of following several respects, on the one hand, because the smoke evacuation door is installed on the horizontally-arranged cigarette channel, thereby must be in flue gas enters the floor passage, and it is enough big to work as its concentration, be enough to make cigarette temperature probe to detect and electric control gear is triggered when the smoke evacuation door is opened and negative pressure to draw cigarette, and when in the building during breaking out of fire of a certain room, adjacent room also caught fire in succession around it at first caused often, then after the door in the room that respectively catches fire burns, flue gas just enters in the floor passage in a large number, at this moment the negative pressure in the building is drawn the effect of cigarette structure competence exertion, and this moment, room, many places in the same or contiguous floors burns, caused a large amount of losses, in addition, when door is that steel work is difficult to burn, when flue gas can not enter in the floor passage in a large number, electric control gear triggering smoke evacuation door is opened thereby cigarette temperature probe then can not detect flue gas, at this moment, negative pressure in the building is drawn the cigarette structure and just can not be played a role, and therefore, can result in greater loss; Have again, because the smoke evacuation door must just can be opened when electric control gear is connected the direct current magnetic padlock, and that electric control gear and direct solenoid are locked under the hot environment of scene of fire is more fragile or malfunctioning, therefore the smoke evacuation door often can not be opened, flue gas can not enter the horizontally-arranged cigarette channel, can not play a role thereby make negative pressure draw the cigarette structure; On the other hand, because the natural wind air intake window is arranged in the body of wall of building bottom, thereby when a certain in the building or the breaking out of fire of some rooms, its often because of distance far away or be subjected to stopping layer by layer can not be in time from outside introducing fresh air reduce the scene of fire temperature, improve air quality, thereby its anti-fire effect is unsatisfactory.
Summary of the invention
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, provide a kind of room that can not only prevent certain breaking out of fire in the building effectively adjacent rooms towards periphery, and the more reliable negative-pressure smoke-guiding fireproof of structure spreads building.
For solving the problems of the technologies described above, the utility model adopts so a kind of negative-pressure smoke-guiding fireproof to spread building, comprise at least one vertical setting of types cigarette channel that is arranged in these building and the horizontally-arranged cigarette channel that 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, this natural wind air intake window comprises the air inlet window and seal the air inlet window of this air inlet window when normality, described flue gas is discharged the smoke evacuation window that window comprises the smoke evacuation window and seal this smoke evacuation window when normality, described flue gas is discharged window and is communicated with described horizontally-arranged cigarette channel fluid ground, and described natural wind air intake window and flue gas are discharged and also be provided with the window opening mechanism that can open described air inlet window and smoke evacuation window when breaking out of fire simultaneously between the window.
Described air inlet window preferred levels placement and one end and described air inlet window are hinged; Described smoke evacuation window preferred levels placement and one end and described smoke evacuation window are hinged; Described window opening mechanism constitutes by burning the stay cord made of material or high temperature fusing material, and the two ends of described stay cord link to each other with the described air inlet window and the window of discharging fume respectively, and when normality, described stay cord is in tensioned state.
Described air inlet window can be tightly connected by hot melt adhesive and air inlet window, and described vent window door is tightly connected by described hot melt adhesive and smoke evacuation window.
After adopting such structure, owing to 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 building between each independent housing of each floor, flue gas is discharged window and is communicated with described horizontally-arranged cigarette channel fluid ground, and discharge at natural wind air intake window and flue gas and to be provided with the window opening mechanism that to open described air inlet window and smoke evacuation window during in breaking out of fire simultaneously between the window, in the utility model, described window opening mechanism preferably constitutes by burning the stay cord made of material or high temperature fusing material.In case thereby during the careless breaking out of fire in certain room, stay cord is blown at first immediately or is fused by high temperature, during the stay cord fracture, air inlet window and smoke evacuation window are opened immediately simultaneously, make high temperature pyrotechnics after flue gas discharge window enters horizontally-arranged cigarette channel and vertical setting of types cigarette channel, upwards enter in the atmosphere owing to suction function, meanwhile, the natural wind air intake window is constantly introduced outdoor colder fresh air indoor, reduces the temperature of scene of fire, improves indoor environment; This shows, when in the building during the careless breaking out of fire in certain room, the high temperature pyrotechnics of indoor generation can in time be discharged window by flue gas and be drained in the outer atmosphere of building, simultaneously, there have outdoor colder fresh air to introduce again to be indoor, reduces the temperature of scene of fire, makes fire adjacent rooms towards periphery, fire is controlled in this room, has prevented the more generation of conflagration effectively.
As a kind of improvement of the present utility model, the two ends of described stay cord link to each other with the smoke evacuation window with the air inlet window by a connector of being made by heat-barrier material respectively.After adopting such structure, when in the building during breaking out of fire of certain room, high temperature pyrotechnics makes that the temperature in the passage is higher after entering the horizontally-arranged cigarette channel, because the two ends of each adjacent rooms stay cord link to each other with the smoke evacuation window with the air inlet window by a connector of being made by heat-barrier material respectively, thereby the horizontally-arranged cigarette channel of higher temperature can not be passed to heat on the stay cord in each adjacent rooms, thereby the stay cord of each adjacent rooms do not rupture, and guaranteed that its window opening mechanism can not start.
As another kind of improvement the of the present utility model, described vertical setting of types cigarette channel stretches out this building end face 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 arranged on the body of wall of described respectively discharge fume window and smoke evacuation window hinged place one side; Be provided with an opening mechanism that seals the vertical setting of types cigarette channel window of this passage during in normality and this vertical setting of types cigarette channel window is opened during in breaking out of fire at the top of described vertical setting of types cigarette channel, when described vertical setting of types cigarette channel window was opened, this window sealed described by-pass line.
In the utility model, the described opening mechanism of when breaking out of fire vertical setting of types cigarette channel window being opened preferably constitutes by hot melt adhesive and a support bar and by burning second stay cord that material or high temperature fusing material makes; 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; One end of described support bar is with side walls hinged in the vertical setting of types cigarette channel of described by-pass line one side in opposite directions, and the other end and described vertical setting of types cigarette channel window lean; The upper and lower end of described second stay cord links to each other with the vertical setting of types cigarette channel sidewall of described support bar shaft with described by-pass line below respectively, and the rope body of the contiguous second stay cord upper end is by the vertical setting of types cigarette channel side wall supports of top, described support bar hinged place.
After adopting such structure, because the trigger switch of air-introduced machine is arranged on the body of wall of respectively discharge fume window and smoke evacuation window hinged place one side, thereby when breaking out of fire, thereby when overturn in its hinged place, push the air-introduced machine trigger switch when the smoke evacuation window and start air-introduced machine, 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, thereby this structure draw the cigarette better effects if.In addition, when discharging after window enters horizontally-arranged cigarette channel and vertical setting of types cigarette channel through flue gas fast under the attraction of flue gas at air-introduced machine, when entering 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 during in normality and this vertical setting of types cigarette channel window be opened during in breaking out of fire at the top of this vertical setting of types cigarette channel, this opening mechanism preferably constitutes by hot melt adhesive and a support bar and by burning second stay cord that material or high temperature fusing material makes, thereby when flue-gas temperature is blown above the fusing point of hot melt adhesive and with second stay cord or is fused, 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.In addition, in the utility model, when breaking out of fire not, even the hot melt adhesive between vertical setting of types cigarette channel window and the vertical setting of types cigarette channel sidewall melts for some reason, for example when melting under the extreme temperature situation summer, because vertical setting of types cigarette channel window is by they sup-port, thereby the also difficult vertical setting of types cigarette channel window that takes place misses the phenomenon that is flipped open.When second stay cord of the present utility model upper end links to each other with described support bar shaft by a connector of being made by heat-barrier material, the then more difficult generation mistake of vertical setting of types cigarette channel window upset.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
Fig. 1 spreads the horizontal section schematic diagram of a kind of embodiment of building for the utility model negative-pressure smoke-guiding fireproof.
Fig. 2 is the horizontal section schematic diagram under the air inlet window among Fig. 1 and the window open mode of discharging fume.
Fig. 3 spreads the longitudinal profile schematic diagram of a kind of embodiment of building for the utility model negative-pressure smoke-guiding fireproof.
Fig. 4 is the longitudinal profile schematic diagram under the vertical setting of types cigarette channel window open mode among Fig. 3.
The specific embodiment
Spread building referring to Fig. 1 to a kind of negative-pressure smoke-guiding fireproof shown in Figure 4, it comprises 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, this natural wind air intake window 4 and flue gas are discharged window 5 can be set to two to four according to the size in room 3, can certainly have more a plurality of, in addition, the air intake at natural wind air intake window 4 can be set to louvre 15; Described natural wind air intake window 4 comprises air inlet window 4-1 and seal the air inlet window 4-2 of this air inlet window 4-1 when normality, described flue gas is discharged the smoke evacuation window 5-2 that window 5 comprises smoke evacuation window 5-1 and seal this smoke evacuation window 5-1 when normality, described flue gas is discharged window 5 and is communicated with described horizontally-arranged cigarette channel 2 fluid ground, and described natural wind air intake window 4 and flue gas are discharged and also be provided with the window opening mechanism 6 that can open described air inlet window 4-1 and smoke evacuation window 5-1 when breaking out of fire simultaneously between the window 5.
Referring to Fig. 1, in the utility model, described air inlet window 4-2 preferred levels is placed, and also tiltable placement and one end and described air inlet window 4-1 are hinged certainly; Described smoke evacuation window 5-2 preferred levels is placed, and also tiltable placement and one end and described smoke evacuation window 5-1 are hinged certainly; Described window opening mechanism 6 is preferably by burning material such as cotton fiber, synthetic fibers etc., perhaps the stay cord 6-1 that is made by fibers such as high temperature fusing material such as nylon constitutes, the two ends of described stay cord 6-1 link to each other with smoke evacuation window 5-2 with described air inlet window 4-2 respectively, when normality, described stay cord 6-1 is in tensioned state, at this state, the end of described air inlet window 4-2 and smoke evacuation window 5-2 respectively by stay cord 6-1 tractive to horizontal level, and air inlet window 4-1 and smoke evacuation window 5-1 sealed respectively, in the specific implementation, described stay cord 6-1 can be placed in the furred ceiling in room 3, its interlude can be by 14 supportings of two rollers.In addition, in order to make air inlet window 4-2 more reliable with the sealing of smoke evacuation window 5-2, the utility model adopts air inlet window 4-2 to be tightly connected with air inlet window 4-1 by hot melt adhesive 8, described smoke evacuation window 5-2 is tightly connected with smoke evacuation window 5-1 by described hot melt adhesive 8, as shown in Figure 1, 2.In the utility model, the melting range of described hot melt adhesive is 55～100 ° of C, is preferably in paraffin, rosin, pitch, ethylene-vinyl acetate copolymer hot melt adhesive, polyamide hot stick, polyurethane hot melt adhesives or the polyester hot melting bonding adhesive 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 ° of C, thereby it can melt dependable performance and with low cost rapidly when fire takes place.In the utility model, described window opening mechanism 6 also can adopt by burning the ribbon made of material or high temperature fusing material and constitute.
When in the building during breaking out of fire of certain room, high temperature pyrotechnics can make the temperature in the passage 2 become higher after entering horizontally-arranged cigarette channel 2, for the horizontally-arranged cigarette channel 2 that prevents higher temperature is passed to heat on the stay cord 6-1 in each adjacent rooms, cause the stay cord 6-1 fracture in the adjacent rooms, the utility model adopts at the two ends of stay cord 6-1 and links to each other with smoke evacuation window 5-2 with described air inlet window 4-2 by a connector 7 of being made by heat-barrier material respectively.Described connector 7 can adopt shape to be asbestos, rock wool of circular or strip etc.
When the careless breaking out of fire in room 3, for discharging fume more quickly and effectively, described vertical setting of types cigarette channel 1 stretches out this building end face and be provided with a by-pass line 10 that air-introduced machine 9 is installed on the section of stretching out, and the trigger switch 9-1 of described air-introduced machine 9 is arranged on the body of wall 3-1 of described respectively discharge fume window 5-2 and smoke evacuation window 5-1 hinged place one side; Like this when breaking out of fire, thereby the trigger switch 9-1 that pushes air-introduced machine 9 as smoke evacuation window 5-2 when overturn in its hinged place starts air-introduced machine 9, can by force high-temperature flue gas be introduced flue gas by this air-introduced machine 9 and discharge window 5, and finally drain in the atmosphere by by-pass line 10, in addition, described trigger switch 9-1 also can be arranged on other position, as long as smoke evacuation window 5-2 can be pressed into when overturn in its hinged place.In the utility model, as shown in Figure 2, also be provided with an opening mechanism 11 that seals the vertical setting of types cigarette channel window 1-1 of this passage during in normality and this vertical setting of types cigarette channel window 1-1 is opened during in breaking out of fire at the top of described 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 10 sealings.The described opening mechanism of when breaking out of fire vertical setting of types cigarette channel window 1-1 being opened 11 preferably constitutes by hot melt adhesive 8 and a support bar 12 and by burning second stay cord 13 that material or high temperature fusing material makes; 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 10 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 10; One end of described support bar 12 is with side walls hinged in the vertical setting of types cigarette channel 1 of described by-pass line 10 1 sides in opposite directions, and the other end and described vertical setting of types cigarette channel window 1-1 lean; The upper and lower end of described second stay cord 13 links to each other with vertical setting of types cigarette channel 1 sidewall of described support bar 12 shafts with described by-pass line 10 belows respectively, and the rope body of contiguous second stay cord, 13 upper ends is by vertical setting of types cigarette channel 1 side wall supports of top, described support bar 12 hinged places.In the utility model, the lower end of second stay cord 13 can link to each other with vertical setting of types cigarette channel 1 sidewall of described by-pass line 10 belows by a hook 16 with gap, and the rope body of contiguous second stay cord, 13 upper ends can be by 16 supportings of the hook on vertical setting of types cigarette channel 1 sidewall of top, described support bar 12 hinged places.After adopting said structure, the utility model blows second stay cord 13 owing to high-temperature flue gas or fusing and hot melt adhesive 8 fusings when opening at vertical setting of types cigarette channel window 1-1, this window 1-1 is around the pin joint upset and with described by-pass line 10 sealings, flue gas directly enters in the atmosphere through vertical setting of types cigarette channel 1 under suction function like this, because air-introduced machine 9 does not contact high-temperature flue gas, thereby can not damage.In addition, another trigger switch 9-2 of air-introduced machine 9 can be set in by-pass line 10 import departments, when window 1-1 overturns, push this trigger switch 9-2 like this and close air-introduced machine 9.More reliable for the work that makes second stay cord 13, the utility model links to each other with described support bar 12 shafts by a connector 7 of being made by heat-barrier material in the upper end of described second stay cord 13.
For preventing that rainwater from passing through by-pass line 10 and flowing in the vertical setting of types cigarette channel 1, the utility model is provided with water falling hole 10-1 on the tube wall of described by-pass line 10.
When between certain independent housing of the utility model building during 3 careless breaking out of fires, indoor pyrotechnics at first blows stay cord 6-1 or fuses, simultaneously, hot melt adhesive 8 fusings between hot melt adhesive 8 between air inlet window 4-2 and the air inlet window 4-1 and smoke evacuation window 5-2 and the smoke evacuation window 5-1, thereby air inlet window 4-2 under the active force of self gravitation around overturning with the hinged place of air inlet window 4-1, air inlet window 4-1 is opened; Meanwhile, smoke evacuation window 5-2 under the active force of self gravitation around overturning with the hinged place of smoke evacuation window 5-1, smoke evacuation window 5-1 is opened, like this, indoor high temperature pyrotechnics drains in the outer atmosphere of building after entering horizontally-arranged cigarette channel 2 and vertical setting of types cigarette channel 1 by smoke evacuation window 5-1, when in by-pass line 10, air-introduced machine 9 being set, connect the trigger switch 9-1 of air-introduced machine 9 when upset takes place smoke evacuation window 5-2, make air-introduced machine 9 work, such smoke discharging effect is better; When high temperature pyrotechnics drains into outside the building, the natural wind air intake window is constantly introduced outdoor colder fresh air indoor, reduce the temperature of scene of fire, improve indoor environment, make indoor pyrotechnics adjacent rooms towards periphery, thereby fire is controlled in this room, has prevented the more generation of conflagration effectively.
Above-described only is preferred implementation of the present utility model; 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 (8)
1. a negative-pressure smoke-guiding fireproof spreads building, 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), this natural wind air intake window (4) comprises air inlet window (4-1) and seal the air inlet window (4-2) of this air inlet window (4-1) when normality, described flue gas is discharged the smoke evacuation window (5-2) that window (5) comprises smoke evacuation window (5-1) and seal this smoke evacuation window (5-1) when normality, 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 natural wind air intake window (4) and flue gas are discharged and also are provided with the window opening mechanism (6) that can open described air inlet window (4-1) and smoke evacuation window (5-1) when breaking out of fire simultaneously between the window (5).
2. negative-pressure smoke-guiding fireproof according to claim 1 spreads building, it is characterized in that: described air inlet window (4-2) horizontal positioned and one end and described air inlet window (4-1) are hinged; Described smoke evacuation window (5-2) horizontal positioned and one end and described smoke evacuation window (5-1) are hinged; Described window opening mechanism (6) is by burning stay cord (6-1) formation that material or high temperature fusing material is made, the two ends of described stay cord (6-1) link to each other with smoke evacuation window (5-2) with described air inlet window (4-2) respectively, when normality, described stay cord (6-1) is in tensioned state.
3. negative-pressure smoke-guiding fireproof according to claim 2 spreads building, it is characterized in that: the two ends of described stay cord (6-1) link to each other with smoke evacuation window (5-2) with described air inlet window (4-2) by a connector of being made by heat-barrier material (7) respectively.
4. negative-pressure smoke-guiding fireproof according to claim 3 spreads building, it is characterized in that: described air inlet window (4-2) is tightly connected by hot melt adhesive (8) and air inlet window (4-1), and described smoke evacuation window (5-2) is tightly connected by described hot melt adhesive (8) and smoke evacuation window (5-1).
5. spread building according to each described negative-pressure smoke-guiding fireproof in the claim 2 to 4, it is characterized in that: described vertical setting of types cigarette channel (1) stretches out this building end face and be provided with a by-pass line (10) that air-introduced machine (9) are installed on the section of stretching out, and the trigger switch (9-1) of described air-introduced machine (9) is arranged on the body of wall (3-1) of described respectively discharge fume window (5-2) and smoke evacuation window (5-1) hinged place one side; Be provided with an opening mechanism (11) that seals the vertical setting of types cigarette channel window (1-1) of this passage during in normality and this vertical setting of types cigarette channel window (1-1) is opened during in breaking out of fire at the top of described vertical setting of types cigarette channel (1), when opening, this window (1-1) seals described by-pass line (10) at described vertical setting of types cigarette channel window (1-1).
6. negative-pressure smoke-guiding fireproof according to claim 5 spreads building, it is characterized in that: the described opening mechanism of when breaking out of fire vertical setting of types cigarette channel window (1-1) being opened (11) constitutes by hot melt adhesive (8) and a support bar (12) and by burning second stay cord (13) that material or high temperature fusing material makes; 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 (10) 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 (10); One end of described support bar (12) is with side walls hinged in the vertical setting of types cigarette channel (1) of described by-pass line (10) one sides in opposite directions, and the other end and described vertical setting of types cigarette channel window (1-1) lean; The upper and lower end of described second stay cord (13) links to each other with vertical setting of types cigarette channel (1) sidewall of described support bar (12) shaft with described by-pass line (10) below respectively, and the rope body of contiguous second stay cord (13) upper end is by vertical setting of types cigarette channel (1) side wall supports of top, described support bar (12) hinged place.
7. negative-pressure smoke-guiding fireproof according to claim 6 spreads building, it is characterized in that: the upper end of described second stay cord (13) links to each other with described support bar (12) shaft by a connector of being made by heat-barrier material (7).
8. negative-pressure smoke-guiding fireproof according to claim 5 spreads building, it is characterized in that: be provided with water falling hole (10-1) on the tube wall of described by-pass line (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200274910U CN201963026U (en) | 2011-01-27 | 2011-01-27 | Negative pressure leads smoke to prevent fire calamity from spreading building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200274910U CN201963026U (en) | 2011-01-27 | 2011-01-27 | Negative pressure leads smoke to prevent fire calamity from spreading building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201963026U true CN201963026U (en) | 2011-09-07 |
Family
ID=44525559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200274910U Expired - Lifetime CN201963026U (en) | 2011-01-27 | 2011-01-27 | Negative pressure leads smoke to prevent fire calamity from spreading building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201963026U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180468A (en) * | 2014-08-26 | 2014-12-03 | 河南中医学院 | Smoke-fire guide and disaster reduction system for building fire |
| KR20210101741A (en) * | 2020-02-11 | 2021-08-19 | 동서대학교 산학협력단 | Toxic gas exhaust system using pipe shaft in building |
| CN113323704A (en) * | 2021-07-14 | 2021-08-31 | 洛阳市高林隧道环境控制技术有限公司 | Tunnel fire ventilation and smoke exhaust system |
-
2011
- 2011-01-27 CN CN2011200274910U patent/CN201963026U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180468A (en) * | 2014-08-26 | 2014-12-03 | 河南中医学院 | Smoke-fire guide and disaster reduction system for building fire |
| CN104180468B (en) * | 2014-08-26 | 2016-10-05 | 河南中医学院 | Building fire is led cigarette and is led fire disaster reduction system |
| KR20210101741A (en) * | 2020-02-11 | 2021-08-19 | 동서대학교 산학협력단 | Toxic gas exhaust system using pipe shaft in building |
| KR102382540B1 (en) * | 2020-02-11 | 2022-04-01 | 동서대학교 산학협력단 | Toxic gas exhaust system using pipe shaft in building |
| CN113323704A (en) * | 2021-07-14 | 2021-08-31 | 洛阳市高林隧道环境控制技术有限公司 | Tunnel fire ventilation and smoke exhaust system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101519908B (en) | Negative-pressure smoke-guiding fireproof building structure | |
| KR100884890B1 (en) | The interior ventilation system which has the function for smoke removal on fire | |
| CN211500411U (en) | Steel combined heat-insulation fireproof window | |
| CN201963026U (en) | Negative pressure leads smoke to prevent fire calamity from spreading building | |
| CN201695733U (en) | Fireproof building structure | |
| CN114843958B (en) | Covering type cable bridge with fire delaying function | |
| CN202017275U (en) | Fire hazard prevention structure for public entertainment places | |
| CN209653279U (en) | A kind of interior decoration composite plate of environmental protection flame retardant | |
| CN104089360A (en) | Automatic smoke exhaust device for large-space building catching fire | |
| CN211115578U (en) | Fire door is prevented to intelligence with extinguishing device | |
| CN102677869A (en) | Vertical fire-proof exhaust channel system for house building | |
| CN201386373Y (en) | Negative-pressure smoke-leading fire-proofing building structure | |
| CN202559661U (en) | Air inducing, flue gas evacuating, and fire hazard proofing building | |
| CN218846370U (en) | Fresh air purification, induced air and smoke exhaust integrated fire hazard prevention building | |
| CN201924620U (en) | Fire hazard preventive cinema | |
| CN201560569U (en) | Induced-draft smoke-exhaust fire-hazard prevention building | |
| CN202202693U (en) | Automatic fire fighting window for discharging heat and smoke | |
| TWM478061U (en) | Electric fire- and smoke-proof gate | |
| CN211313957U (en) | Fire-proof window | |
| CN201157636Y (en) | External fire resisting damper mounting structure for voltage transformation exhaust system | |
| CN113463752A (en) | Assembled concrete wall that can ventilate | |
| CN202768955U (en) | Fire prevention check valve for flue | |
| CN204737525U (en) | Intelligent security special type elevator | |
| CN201348075Y (en) | Fireproofing check valve | |
| CN211695056U (en) | Automatic upward-suspension smoke exhaust device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Fuchang Environment Protection Technology Group Co., Ltd. Assignor: Shen Fuchang Contract record no.: 2014320000287 Denomination of utility model: Negative pressure leads smoke to prevent fire calamity from spreading building Granted publication date: 20110907 License type: Exclusive License Record date: 20140403 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |
|
| CX01 | Expiry of patent term |