CN211953176U - Heating ventilation fire-fighting system - Google Patents
Heating ventilation fire-fighting system Download PDFInfo
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- CN211953176U CN211953176U CN202020198589.1U CN202020198589U CN211953176U CN 211953176 U CN211953176 U CN 211953176U CN 202020198589 U CN202020198589 U CN 202020198589U CN 211953176 U CN211953176 U CN 211953176U
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Abstract
The utility model belongs to the technical field of building fire control, in particular to a heating ventilation fire-fighting system, which comprises a smoke exhaust system, a smoke-proof system, a fire alarm system and a fire control system, wherein the smoke exhaust system comprises a smoke exhaust fan, smoke outlets arranged in each smoke-proof subarea, a smoke exhaust pipeline communicating the smoke outlets with the smoke exhaust fan, a smoke exhaust fire valve arranged at the inlet of the smoke outlets and smoke sensors arranged in each smoke-proof subarea, and the smoke exhaust fan, the smoke exhaust fire valve and the smoke sensors are all connected with the fire control system; the smoke prevention system comprises a pressurizing air feeder and an air channel for connecting each layer of stairs with the pressurizing air feeder; the fire alarm system comprises smoke sensors arranged in each smoke-proof subarea and a buzzer connected with the smoke sensors, and the smoke sensors are connected with the fire control system. By adopting the technical scheme, the smoke and dust in the building can be fully discharged when a fire occurs through the mutual matching and linkage among the systems.
Description
Technical Field
The utility model belongs to the technical field of building heating ventilation fire control, especially, relate to a heating ventilation fire extinguishing system.
Background
Heating and ventilation are one component of a building. The heat supply, gas supply, ventilation and air conditioning engineering in the subject classification is called as heat supply, gas supply, ventilation and air conditioning engineering, and comprises three aspects of heating, ventilation and air conditioning, and is an indispensable part of future families in terms of function. The heating and ventilation equipment is added in the building, so that a corresponding monitoring and transmission line for controlling the heating and ventilation equipment needs to be added, and the probability of fire caused by line accidents in the building is improved due to the addition of the line.
Along with the development of social economy, people have higher and higher requirements on the fire prevention safety and the fire prevention automation degree of buildings, particularly the population density in the buildings is large, the fire hazard occurrence result is very serious, and a safe, reliable and automatic fire fighting system is needed for the buildings equipped with heating and ventilation equipment to prevent the fire hazard occurrence, increase the safety of the buildings and ensure the life safety of people to a certain extent.
According to the fire statistics data, the smoke dust is the main cause of death of people in the building fire, the ratio of death of the people due to smoking is large and can reach as high as 80%, and most of the people who are burned out by fire due to the fact that the people inhale the smoke dust to be poisoned and fall down. Therefore, an effective smoke prevention and exhaust system must be arranged in the building fire protection system aiming at the smoke and dust influence of the fire, and the building fire protection safety is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a warm logical fire extinguishing systems to the realization is to the abundant discharge of smoke and dust in the building when the condition of a fire takes place, strengthens the security of building.
In order to achieve the above object, the basic scheme of the utility model is: a heating ventilation fire-fighting system is characterized in that a plurality of smoke-proof subareas are divided in a building, and comprises a smoke-proof system and a fire-fighting control system;
the smoke prevention system is positioned in an evacuation staircase in the building and comprises a pressurizing air feeder, an air channel for communicating each layer of stairs with the pressurizing air feeder and a smoke prevention regulating valve arranged at an inlet of the air channel, and the control end of the pressurizing air feeder is connected with the output end of the fire control system;
the air duct inlet is positioned at one end, close to the top, of the top wall and/or the side wall of the evacuation stair room, the air duct inlet can blow air from top to bottom, and the air duct inlet inclines towards the direction of the evacuation stair inlet.
The working principle and the beneficial effects of the basic scheme are as follows: the smoke-proof system is arranged in the evacuation stairwell, when fire occurs, the fire control system controls the smoke-proof regulating valve at the air duct port of the floor where the fire is located to be completely opened, the smoke-proof regulating valves at the air duct inlets of the rest floors without smoke are in a closed state, the pressurization air feeder is guaranteed to intensively supply air to the smoke area of the evacuation stairwell, the air pressure of the evacuation stairwell is enabled to be larger than the walkway and other public areas, toxic gases such as smoke, carbon monoxide and the like are prevented from entering the evacuation stairwell to harm the safety of people and/or shelter from sight, smoke is guaranteed not to enter the stairwell, and escape conditions are created for people.
The wind channel entry slope sets up, guarantees the wind that the pressurization forced draught blower sent out, blows the smoke and dust that the loss got into in evacuation stair to the direction of keeping away from evacuation stair, blows the smoke and dust downwards simultaneously, avoids the smoke and dust to get into the stairwell and rise and influence the field of vision and the breathing condition of people in the evacuation stair.
The smoke exhaust system comprises a smoke exhaust fan, smoke exhaust ports arranged in the smoke prevention subareas, smoke exhaust pipelines communicated with the smoke exhaust ports and the smoke exhaust fan, and a smoke exhaust fire valve arranged at the entrance of the smoke exhaust ports, wherein the control end of the smoke exhaust fan is connected with the output end of the fire control system.
Dividing smoke-proof subareas according to the size of space in the building, ventilation condition and the like, and multiplying the maximum smoke-proof subarea by 120m3/h.m2And determining the smoke discharge amount, selecting a smoke exhaust fan with proper power, and controlling the smoke exhaust fan to start and stop by the fire control system. The smoke exhaust ports are respectively positioned in the smoke-proof subareas, so that the number of the smoke exhaust ports in the building is increased, and the smoke exhaust effect of each smoke exhaust port on the smoke-proof subarea corresponding to the smoke exhaust port is ensured. Meanwhile, the opening and closing degree of the smoke exhaust fire damper at the inlet of the smoke exhaust port can limit the smoke exhaust amount of the smoke exhaust port, so that the smoke exhaust port at the smoke dust generating position is ensured to be opened in case of fire, and the other smoke exhaust ports at the smoke dust non-generating position are closed, so that the smoke exhaust tool of the smoke exhaust fan is enabled to be closedPertinence is achieved, and smoke discharging efficiency is higher.
The fire alarm system comprises smoke sensors arranged in each smoke-proof subarea and a buzzer connected with the first output ends of the smoke sensors, the second output ends of the smoke sensors are connected with the first input end of the fire control system, and the smoke-discharging fire-proof valve and the smoke-preventing regulating valve are connected with the first output ends of the smoke sensors of the adjacent smoke-proof subareas.
The smoke concentration in the corresponding smoke-proof subarea is detected according to a smoke sensor in the fire alarm system, then a smoke concentration signal is transmitted to a fire control system, after the fire control system receives the signal, the received signal value is compared with a rated value or range arranged in the fire control system, whether a fire exists is judged, and the starting and stopping conditions of a smoke exhaust fan and a pressurizing air feeder are controlled. If the smoke sensor detects that the smoke concentration in the corresponding smoke-proof partition is greater than the set value in the smoke sensor, the smoke sensor sends a signal to the corresponding buzzer, the buzzer receives the signal and is automatically started to give an alarm sound, and people are warned of the occurrence of fire so as to take fire extinguishing measures or take emergency refuge in time.
When smoke and dust sensor detected smoke and dust concentration too high simultaneously, smoke and dust sensor can send control signal to smoke exhaust fire damper and smoke prevention governing valve in the adjacent smoke protection subregion, make this part smoke exhaust fire damper and smoke prevention governing valve automatic open, and smoke exhaust fire damper and smoke prevention governing valve in other regions still are in the closed condition, guarantee smoke exhaust fan and only discharge fume to the smoke and dust region that the condition of a fire takes place, strengthen the pertinence, improve smoke exhaust efficiency, avoid smoke and dust loss in the exhaust pipe to get into other no smoke and dust regions simultaneously and cause the pollution to no smoke and dust region.
Further, the building is internally provided with a first equipment room and a second equipment room, a gas fire extinguishing device and a temperature sensor are arranged in the first equipment room, a smoke discharge fire damper at the inlet of a smoke discharge port in the first equipment room is set to be a 70 ℃ electric fire damper, a smoke discharge fire damper at the inlet of a smoke discharge port in the second equipment room is set to be a 70 ℃ fire damper, the control end of the 70 ℃ electric fire damper is connected with the first output end of the temperature sensor, the control end of the gas fire extinguishing device is connected with the first output end of the smoke sensor in the corresponding area, the second output end of the temperature sensor is connected with the second input end of the fire control system, and the 70 ℃ fire damper is connected with the first output end of the smoke sensor in the adjacent area.
When the temperature is lower than 70 ℃, the temperature sensor detects a temperature signal and transmits the temperature signal to the 70 ℃ electric fire damper, so that the 70 ℃ electric fire damper is kept in an open state, and most of the equipment rooms are windowless rooms, so that the smoke exhaust system can be utilized to properly supplement air to the equipment rooms. When a fire disaster occurs in the equipment room I, when the smoke concentration signal value detected by the smoke sensor in the smoke-proof subarea where the equipment room I is located is larger than the set value in the smoke sensor, the smoke sensor transmits a control signal to the gas fire extinguishing device, and the gas fire extinguishing device is started. Meanwhile, the temperature in the equipment room I reaches 70 ℃ quickly, so that a temperature fuse in the 70 ℃ electric fire damper is automatically fused, the 70 ℃ electric fire damper is closed, and the inlet of the smoke exhaust air pipe is closed.
When the temperature sensor detects that the temperature in the equipment room I is reduced to below 70 ℃, the gas fire extinguisher basically finishes the fire extinguishing task, the temperature signal of the temperature sensor is transmitted to the 70 ℃ electric fire-proof valve, and the 70 ℃ electric fire-proof valve is restored to the opening state again. Meanwhile, the smoke sensor transmits a detected smoke concentration signal to the central control system, and the central control system judges whether to discharge smoke or not according to the smoke concentration signal so as to control whether the smoke discharge fan is started or not.
When the temperature fuse in the 70 ℃ fire damper senses that the temperature in the equipment room II is higher than and/or equal to 70 ℃, the temperature fuse is automatically fused, the valve is closed, the fire is prevented from spreading, and the temperature fuse can only be manually reset.
Further, smoke outlets in other positions in the building except the equipment room I and the equipment room II are provided with a 280 ℃ smoke exhaust fire valve, and the 280 ℃ smoke exhaust fire valve is interlocked with a smoke exhaust fan.
When the smoke temperature reaches 280 ℃, a temperature fuse in the smoke exhaust fire prevention valve at the smoke exhaust port is automatically fused, so that the smoke exhaust fire prevention valve at 280 ℃ is closed, at the moment, people are basically evacuated, the smoke exhaust has no practical significance, the smoke is ignited, the valve is automatically closed, the fire spread is avoided, meanwhile, the smoke exhaust fan can be closed in an interlocking mode through the smoke exhaust fire prevention valve at 280 ℃, and the smoke exhaust process is finished.
Furthermore, the heating ventilation fire-fighting system further comprises a fire air supplement system, the fire air supplement system adopts a ventilation air-conditioning system in the building heating ventilation system, and the control end of the ventilation air-conditioning system is connected with the output end of the fire control system.
When a fire occurs, the ventilation air-conditioning system is controlled by the fire control system to supplement air to a smoke area in a building, which is equivalent to supplement of a smoke prevention system, enhances the air supply effect and ensures that smoke at the positions of a walkway or a public area and the like cannot spread to evacuation stairs.
Further, a manual control device is arranged at a position 1.5 meters away from the ground, close to the smoke exhaust fire damper.
Like this, be convenient for people's manual control smoke exhaust fire prevention valve's opening and shutting as required, if fire control system does not respond in time or during the system trouble, lead to smoke exhaust fire prevention valve to open or close, people can open or close by oneself manual control exhaust port, improve flexibility and the security that the system used.
Furthermore, a pipeline well for placing a smoke exhaust pipeline is arranged in the building, and a non-combustion body material is used as a fireproof separation layer at each floor of the pipeline well.
Like this, when the condition of a fire takes place for independent floor, fire prevention division board can prevent the intensity of a fire to stretch along the piping shaft.
Furthermore, the smoke exhaust fan and the pressurizing air feeder are both arranged on a roof or in a special smoke exhaust machine room.
Like this, smoke exhaust fan sets up in roof or special smoke exhaust computer lab, make smoke exhaust fan be located the position of keeping away from the building center, can guarantee that smoke exhaust fan can not be influenced by the condition of a fire and unable function when the condition of a fire appears in the building on the right moment, guarantee smoke exhaust system's normal operating, and smoke exhaust fan position is enough high, be rebound according to the hot-air, be favorable to the hot-air to drive the automatic discharge that rises of smoke and dust like this, accelerate smoke and dust exhaust speed, make the smoke and dust along with the wind channel rise the discharge of sufficient high position simultaneously, avoid carrying out secondary pollution to the main body building of building.
The pressurizing air feeder is also arranged on the roof, so that the pressurizing air feeder is prevented from being influenced by fire due to the fact that the pressurizing air feeder is arranged in a building, and the pressurizing air feeder is located at a relatively safe position to guarantee smooth operation of the smoke prevention system.
Furthermore, the fire alarm system also comprises a wireless communication module, and the wireless communication module is in wireless connection with the municipal fire-fighting center.
Like this, fire alarm system is connected with municipal fire control center, need not to carry out manual telephone alarm after the people discovers the condition of a fire, and alarm speed is faster, reduces the time that the fire control center received the message and spends, increases the efficiency of eliminating the condition of a fire.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment of the heating, ventilation and fire-fighting system of the utility model.
Detailed Description
The following is further detailed by way of specific embodiments:
the embodiment example is shown in the attached figure 1: a plurality of smoke-proof partitions are divided in a building, and the heating ventilation fire-fighting system comprises a fire-fighting control system, a smoke exhaust system, a smoke-proof system and a fire alarm system. The fire control system comprises an AD processing chip and a control chip (such as SSCU214 and other chips) electrically connected with the output end of the AD processing chip, and the fire control system is located on the top layer or the refuge layer of a building. A vibration reduction support and hanger is arranged between the smoke exhaust system and the smoke prevention system and a building, so that the influence of noise vibration on the environment during the operation of the system is reduced.
In the embodiment, the smoke exhaust system comprises smoke exhaust fans, smoke outlets arranged in each smoke prevention subarea, smoke exhaust pipelines for communicating the smoke outlets with the smoke exhaust fans and smoke exhaust fireproof valves arranged at inlets of the smoke outlets, wherein control ends of the smoke exhaust fans are electrically connected with output ends of control chips, the smoke exhaust fans adopt double-speed high-temperature smoke exhaust fans such as HTF-9-IV fans, and the smoke exhaust speed of the smoke outlets is 7-10 m/s. The distance between the smoke outlet and the farthest point of the smoke-proof partition is not more than 30m, a pipeline well for placing a smoke exhaust pipeline is arranged in the building, non-combustion body materials (such as rock wool boards, calcium silicate boards and the like) are used as a fireproof separation layer at each floor of the pipeline well, and a manual control device is arranged at a position 1.5 meters away from the ground of the smoke exhaust fireproof valve.
In this embodiment, the smoke prevention system is located the inside sparse stairwell of building, and the smoke prevention system includes the air duct of pressurization forced draught blower, intercommunication each layer stair space and pressurization forced draught blower and locates the smoke prevention governing valve of air duct entrance. The control end of the pressurizing air feeder is electrically connected with the output end of the control chip, the smoke-proof regulating valve is electrically connected with the first output end of the adjacent smoke sensor, and the smoke exhaust fan and the pressurizing air feeder are arranged on a roof or in a special smoke exhaust machine room. The pressurizing blower in the embodiment adopts a double-speed smoke exhaust fan, such as an HTF-II double-speed smoke exhaust fan or a DTF-II-NO. 6s fan, and the smoke prevention regulating valve can adopt an FH-FVD2 fire damper. The wind channel entry is located the roof and/or the lateral wall of evacuation stair room and is close to the one end at top, and wind channel entry can be from top to bottom bloies and wind channel entry inclines towards the direction of evacuation stair entry, inclines in the floor corridor promptly, avoids the smoke and dust in the corridor to get into evacuation stair from the intercommunication department of corridor and evacuation stair.
The fire alarm system comprises smoke sensors arranged in each smoke-proof subarea and a buzzer electrically connected with the first output ends of the smoke sensors, the second output ends of the smoke sensors are electrically connected with the first input end of the AD processing chip, and the smoke sensors can adopt conventional smoke sensors on the market, such as SC0069 ionic smoke sensors, RS-YG-N01 photoelectric smoke sensors or MQ-2 type smoke sensors. The fire alarm system further comprises a wireless communication module, and the wireless communication module is in wireless electric connection with the municipal fire-fighting center. The wireless communication module is internally provided with a wireless communicator, the wireless communicator adopts a WN-485T wireless signal transmitter, and a receiving end of the wireless communicator is electrically connected with a second output end of the smoke sensor, so that the wireless communicator receives a smoke concentration signal sent by the smoke sensor, can send a wireless alarm signal to a receiving host of the municipal fire-fighting center and rapidly transmits alarm information.
The heating ventilation fire-fighting system further comprises a fire air supplement system, the fire air supplement system adopts a ventilation air-conditioning system in the building heating ventilation system, the ventilation air-conditioning system is electrically connected with the output end of the control chip, and the ventilation air-conditioning system adopts a split air conditioner.
The building is internally provided with a first equipment room and a second equipment room, a gas fire extinguishing device and a temperature sensor are arranged in the first equipment room, the gas fire extinguishing device adopts a conventional IG541 gas fire extinguishing device, and the temperature sensor can adopt a DS18B20 temperature sensor. The smoke exhaust fire damper at the inlet of the smoke outlet in the equipment room I is set to be a 70 ℃ electric fire damper, and the smoke exhaust fire damper at the inlet of the smoke outlet in the equipment room II is set to be a 70 ℃ fire damper. The control end of the 70 ℃ electric fire-proof valve is electrically connected with the first output end of the temperature sensor, the control end of the gas fire-extinguishing device is electrically connected with the first output end of the smoke sensor in the corresponding area, the second output end of the temperature sensor is electrically connected with the second input end of the AD processing chip, and the 70 ℃ fire-proof valve is electrically connected with the first output end of the smoke sensor in the adjacent area. Except the first equipment room and the second equipment room, smoke outlets at other positions in the building are provided with a 280 ℃ smoke exhaust fire valve, the 280 ℃ smoke exhaust fire valve is electrically connected with a first output end of a smoke sensor, and the 280 ℃ smoke exhaust fire valve is interlocked with a smoke exhaust fan.
The specific operation process comprises the following steps: the smoke sensor detects the smoke concentration in the smoke-proof subarea corresponding to the smoke sensor, then transmits the smoke concentration signal to the AD processing chip, the AD processing chip receives the signal, carries out analog-to-digital conversion processing on the signal and then transmits the signal to the control chip, the control chip compares the signal value with the rated value or the rated range set inside, judges whether the fire exists or not, and controls the starting and stopping conditions of the smoke exhaust system and the smoke-proof system.
When the smoke concentration value received by the control chip is higher than the set rated value, the control chip outputs a control signal to the smoke exhaust system and the smoke prevention system from the output end, and the smoke exhaust fan and the pressurizing air feeder are started. The smoke concentration numerical value that the smoke and dust sensor detected this moment is also higher than the early warning concentration numerical value of its self settlement, and the smoke and dust sensor passes through its first output control signal to correspond smoke exhaust fire damper and the smoke protection governing valve in the fire prevention region, and control smoke exhaust fire damper and smoke protection governing valve are opened, realize discharging fume and sparse stair smoke prevention. Meanwhile, the smoke sensor transmits an alarm signal to the buzzer through the first output end of the smoke sensor, and the buzzer receives the signal and automatically starts to give out an alarm sound.
When the temperature of the smoke reaches 280 ℃, a temperature fuse in the 280 ℃ smoke exhaust fireproof valve at the smoke exhaust port is automatically fused, so that the 280 ℃ smoke exhaust fireproof valve is closed, at the moment, people are basically evacuated, the smoke exhaust has no practical significance, the smoke is ignited, the valve is automatically closed, the fire spread is avoided, meanwhile, the 280 ℃ smoke exhaust fireproof valve is closed, the interlocking smoke exhaust fan is closed, the smoke exhaust process is finished, and the 280 ℃ smoke exhaust fireproof valve needs to be manually reset in subsequent operation.
When a fire occurs, the ventilation air-conditioning system is controlled by the fire control system to supplement air to a smoke area in a building, which is equivalent to supplement of a smoke prevention system, enhances the air supply effect and ensures that smoke at the positions of a walkway or a public area and the like cannot spread to evacuation stairs.
The fire-fighting and smoke-discharging process in the equipment room I is as follows: when the temperature is lower than 70 ℃, the temperature sensor detects a temperature signal and transmits the temperature signal to the 70 ℃ electric fire damper, so that the 70 ℃ electric fire damper is kept in an open state, and most of the equipment rooms are windowless rooms, so that the smoke exhaust system can be utilized to properly supplement air to the equipment rooms. When a fire disaster occurs in the equipment room I, when the smoke concentration signal value detected by the smoke sensor in the smoke-proof subarea where the equipment room I is located is larger than the set value in the smoke sensor, the smoke sensor transmits a control signal to the gas fire extinguishing device, and the gas fire extinguishing device is started. Meanwhile, the temperature in the equipment room I reaches 70 ℃ quickly, so that a temperature fuse in the 70 ℃ electric fire damper is automatically fused, the 70 ℃ electric fire damper is closed, and the inlet of the smoke exhaust air pipe is closed.
When the temperature sensor detects that the temperature in the equipment room I drops below 70 ℃, the gas fire extinguisher basically finishes the fire extinguishing task, the temperature signal of the temperature sensor is transmitted to the 70 ℃ electric fire-proof valve, in addition, an electric mechanism is additionally arranged in the 70 ℃ electric fire-proof valve, and the electric mechanism is electrically connected with the temperature sensor, so that the fire control system can control the 70 ℃ electric fire-proof valve to be restored to an open state again to carry out accident smoke discharge. Meanwhile, the smoke sensor transmits a detected smoke concentration signal to the central control system, and the central control system judges whether to discharge smoke or not according to the smoke concentration signal so as to control whether the smoke discharge fan is started or not.
When the temperature fuse in the 70 ℃ fire damper senses that the temperature in the equipment room II is higher than and/or equal to 70 ℃, the temperature fuse is automatically fused, the valve is closed, the fire is prevented from spreading, and the temperature fuse can only be manually reset.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The utility model provides a warm logical fire extinguishing system, the division has a plurality of smoke protection subareas in the building, its characterized in that: the heating ventilation fire-fighting system comprises a smoke-proof system and a fire-fighting control system;
the smoke prevention system is positioned in an evacuation staircase in the building and comprises a pressurizing air feeder, an air channel for communicating each layer of stairs with the pressurizing air feeder and a smoke prevention regulating valve arranged at an inlet of the air channel, and the control end of the pressurizing air feeder is connected with the output end of the fire control system;
the air duct inlet is positioned at one end, close to the top, of the top wall and/or the side wall of the evacuation stair room, the air duct inlet can blow air from top to bottom, and the air duct inlet inclines towards the direction of the evacuation stair inlet.
2. The heating, ventilation and fire protection system according to claim 1, wherein: still include the system of discharging fume, the system of discharging fume includes smoke exhaust fan, arranges the exhaust port in each smoke protection subregion in, communicates exhaust port and smoke exhaust fan's exhaust pipe and locates the fire damper of discharging fume of exhaust port entrance, smoke exhaust fan's control end is connected with fire control system's output.
3. The heating, ventilation and fire protection system according to claim 2, wherein: the fire alarm system comprises smoke sensors arranged in each smoke-proof subarea and a buzzer connected with the first output ends of the smoke sensors, the second output ends of the smoke sensors are connected with the first input end of the fire control system, and the smoke-discharging fire-proof valve and the smoke-proof regulating valve are connected with the first output ends of the smoke sensors of the adjacent smoke-proof subareas.
4. The heating, ventilation and fire protection system according to claim 3, wherein: the building is inside to be equipped with equipment room one and equipment room two, be equipped with gaseous extinguishing device and temperature sensor in the equipment room one, the smoke exhaust fire damper of the entrance of exhaust port in the equipment room one sets up to 70 ℃ electronic fire damper, the smoke exhaust fire damper of the entrance of exhaust port in the equipment room two sets up to 70 ℃ fire damper, the control end of 70 ℃ electronic fire damper is connected with temperature sensor's first output, gaseous extinguishing device's control end is connected with the first output of smoke and dust sensor in the corresponding region, temperature sensor's second output and fire control system's second input are connected, 70 ℃ fire damper is connected with the first output of smoke and dust sensor in the adjacent region.
5. The heating, ventilation and fire protection system according to claim 4, wherein: except the first equipment room and the second equipment room, smoke outlets at other positions in the building are provided with a 280 ℃ smoke exhaust fire valve, and the 280 ℃ smoke exhaust fire valve is interlocked with a smoke exhaust fan.
6. The heating, ventilation and fire protection system according to claim 1, wherein: the heating ventilation fire-fighting system further comprises a fire air supplement system, the fire air supplement system adopts a ventilation air-conditioning system in the building heating ventilation system, and the control end of the ventilation air-conditioning system is connected with the output end of the fire control system.
7. The heating, ventilation and fire protection system according to claim 2, wherein: and a manual control device is arranged at a position 1.5 meters away from the ground, near the smoke exhaust fire damper.
8. The heating, ventilation and fire protection system according to claim 2, wherein: a pipeline well for placing a smoke exhaust pipeline is arranged in the building, and a non-combustion body material is used as a fireproof separation layer at each floor of the pipeline well.
9. The heating, ventilation and fire protection system according to claim 2, wherein: the smoke exhaust fan and the pressurizing blower are both arranged on the roof or in a special smoke exhaust machine room.
10. The heating, ventilation and fire protection system according to claim 3, wherein: the fire alarm system further comprises a wireless communication module, and the wireless communication module is in wireless connection with the municipal fire-fighting center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202020198589.1U CN211953176U (en) | 2020-02-24 | 2020-02-24 | Heating ventilation fire-fighting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020198589.1U CN211953176U (en) | 2020-02-24 | 2020-02-24 | Heating ventilation fire-fighting system |
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| CN211953176U true CN211953176U (en) | 2020-11-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310154A (en) * | 2021-06-17 | 2021-08-27 | 李祉谌 | Fire-fighting auxiliary rescue equipment capable of reducing fire smoke dust |
| CN113589852A (en) * | 2021-07-02 | 2021-11-02 | 深圳中广核工程设计有限公司 | Floor smoke prevention control method |
| CN114992752A (en) * | 2022-08-04 | 2022-09-02 | 江苏南通二建集团讯腾云创智能科技有限公司 | Building intelligent fire-fighting smoke-discharging control method, device and system |
-
2020
- 2020-02-24 CN CN202020198589.1U patent/CN211953176U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310154A (en) * | 2021-06-17 | 2021-08-27 | 李祉谌 | Fire-fighting auxiliary rescue equipment capable of reducing fire smoke dust |
| CN113589852A (en) * | 2021-07-02 | 2021-11-02 | 深圳中广核工程设计有限公司 | Floor smoke prevention control method |
| CN114992752A (en) * | 2022-08-04 | 2022-09-02 | 江苏南通二建集团讯腾云创智能科技有限公司 | Building intelligent fire-fighting smoke-discharging control method, device and system |
| CN114992752B (en) * | 2022-08-04 | 2022-10-21 | 江苏南通二建集团讯腾云创智能科技有限公司 | Building intelligent fire-fighting smoke-discharging control method, device and system |
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