CN110848844A - Air conditioner and fire prevention control method thereof - Google Patents
Air conditioner and fire prevention control method thereof Download PDFInfo
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- CN110848844A CN110848844A CN201911121969.3A CN201911121969A CN110848844A CN 110848844 A CN110848844 A CN 110848844A CN 201911121969 A CN201911121969 A CN 201911121969A CN 110848844 A CN110848844 A CN 110848844A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000002265 prevention Effects 0.000 title claims abstract description 12
- 239000000779 smoke Substances 0.000 claims abstract description 60
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 52
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 26
- 239000001569 carbon dioxide Substances 0.000 claims description 26
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000004378 air conditioning Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0096—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
- F24F11/34—Responding to malfunctions or emergencies to fire, excessive heat or smoke by opening air passages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/18—Details or features not otherwise provided for combined with domestic apparatus
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The application provides an air conditioner and a fire prevention control method thereof. The air conditioner comprises an air conditioner shell (1), an air outlet (2) is formed in the air conditioner shell (1), a fire extinguisher (3) is arranged in the air conditioner shell (1), a pipeline outlet of the fire extinguisher (3) faces to an air outlet path of the air conditioner shell (1), the air conditioner further comprises a smoke sensor (4) and a controller, the smoke sensor (4) is used for detecting whether smoke is generated indoors or not, and sends a signal to the controller when smoke is generated, and the controller controls the fire extinguisher (3) to conduct fire extinguishing operation. According to the air conditioner of this application, can in time put out a fire effectively, improve fire extinguishing efficiency to put out a fire as far as possible in not burning, the loss that minimizes the conflagration and arouse.
Description
Technical Field
The application relates to the technical field of air conditioner fire prevention, in particular to an air conditioner and a fire prevention control method thereof.
Background
Most of the existing buildings are high-rise buildings, and the floor height of the floor buildings is easy to cause safety accidents, particularly fire disasters; the high-rise building has narrow corridor and high floor, is difficult to escape and rescue in case of fire, and often causes tragedy trampling with people crowding and blocking the passage; once open fire appears in a room, the fire is not extinguished in time, the fire spread speed is high, the fire can quickly spread to the whole room, the whole floor and even the whole building, and serious safety accidents are caused.
Fire extinguishers equipped on the existing floors mainly adopt dry powder fire extinguishers, foam fire extinguishers and carbon dioxide fire extinguishers; dry powder fire extinguisher, the foam extinguisher, carbon dioxide fire extinguisher portable, but its scope of putting out a fire is little, can't suppress the stretching of the intensity of a fire on a large scale fast, only can play the fire extinguishing of small area, the fire prevention effect, consequently, in order to realize indoor putting out a fire fast conveniently, the central air conditioning who has indoor fire prevention function is provided among the prior art, this central air conditioning detects whether to take place the condition of a fire through flame sensor, and detecting and taking place the condition of a fire in-process, control carbon dioxide generating device takes place chemical reaction and produces carbon dioxide, then utilize carbon dioxide to discharge to indoor the operation of putting out a fire.
However, since the open fire is generated when the fire occurs, and it still takes time to extinguish the fire by the carbon dioxide, a large loss occurs during the period from the generation of the open fire to the completion of the carbon dioxide fire extinguishing, and the optimal fire extinguishing time may be missed to cause a greater hazard, so that the fire cannot be extinguished.
Disclosure of Invention
Therefore, an object of the present invention is to provide an air conditioner and a fire prevention control method thereof, which can effectively extinguish a fire in time, improve fire extinguishing efficiency, extinguish the fire as far as possible without burning, and minimize loss caused by a fire.
In order to solve the problem, the application provides an air conditioner, including air conditioner casing, the last air outlet that is provided with of air conditioner casing, be provided with the fire extinguisher in the air conditioner casing, on the air-out route of the pipeline export orientation air conditioner casing of fire extinguisher, the air conditioner still includes smoke transducer and controller, and smoke transducer is used for detecting indoor whether producing smog to signals to controller when producing smog, controller control fire extinguisher puts out a fire and operates.
Preferably, the air conditioner shell is also provided with a flame sensor, the flame sensor is electrically connected with the controller and sends a signal to the controller when detecting that open fire is generated indoors; and/or the fire extinguisher is a carbon dioxide compression bottle, the carbon dioxide compression bottle comprises a connecting pipeline, a pipe orifice of the connecting pipeline is communicated to the air outlet, a control valve for controlling the connection and disconnection of the connecting pipeline is arranged on the connecting pipeline, and the control valve is connected to the controller.
Preferably, the air conditioner further comprises an alarm electrically connected to the controller and giving an alarm when the smoke sensor detects the generation of smoke in the room.
Preferably, the air conditioner shell is further provided with a human body detection device, the human body detection device is used for detecting whether a person is in a room or not and sending a detection result to the controller, and the controller controls the alarm to give an alarm when the smoke sensor detects smoke generated in the room.
Preferably, the air conditioner further comprises a forced start switch electrically connected to the controller and controlling the air conditioner to be forcibly started when the air conditioner is in a shutdown state and the smoke sensor detects a smoke signal.
Preferably, the air conditioner further comprises a heat source sensing unit, the heat source sensing unit is connected to the controller, the distance between the heat source and the air conditioner is determined when the smoke sensor detects a smoke signal, the distance is sent to the controller, the controller judges whether the distance is within a safe distance, and when the distance is within the safe distance, the forced starting switch is controlled to forcibly start the air conditioner to perform fire extinguishing operation; when the distance is less than the safety distance, no control is performed.
Preferably, the controller is further used for controlling the air conditioner to perform an air exchange mode after the fire extinguisher completes the fire extinguishing action, so as to exchange air indoors.
According to another aspect of the present application, there is provided a fire prevention control method of the air conditioner, including:
detecting whether smoke is generated indoors or not;
when detecting that smoke is generated indoors, detecting whether the air conditioner is in an operating state;
when the air conditioner is in a shutdown state, controlling the air conditioner to start;
when the air conditioner is in an operating state, the fire extinguisher is controlled to spray the fire extinguishing agent to the air outlet, and the air conditioner is controlled to supply air to the room to extinguish the fire in the room.
Preferably, when smoke generation in the room is detected, the method further comprises the step of controlling the fire extinguisher to spray the fire extinguishing agent to the air outlet before the step of controlling the fire extinguisher to spray the fire extinguishing agent to the air outlet:
detecting whether a person is in a room;
when a person is detected in the room, an alarm is given;
and entering a fire extinguisher fire extinguishing step when no person is detected in the room.
Preferably, the fire protection control method further comprises:
detecting whether open fire exists indoors or not;
when open fire is detected in a room, detecting whether the air conditioner is in an operating state;
when the air conditioner is in a shutdown state, the air conditioner is controlled to be started, the fire extinguisher is controlled to spray fire extinguishing agent to the air outlet, and the air conditioner is controlled to supply air to the room and extinguish the fire in the room;
when the air conditioner is in an operating state, detecting whether a fire extinguisher is started or not;
when the fire extinguisher is detected to be started, the fire extinguisher is not controlled or an alarm is given;
and entering a fire extinguisher starting step when detecting that the fire extinguisher is not started.
Preferably, after detecting that smoke is generated in the room, the fire protection control method further includes:
detecting the position of a heat source;
acquiring the distance between a heat source and an air conditioner;
judging whether the distance between the heat source and the air conditioner is in a safe distance;
when the distance is within the safe distance, detecting whether the air conditioner is in the running state;
if the air conditioner is in the running state, entering a fire extinguishing step;
if the air conditioner is in a shutdown state, controlling the air conditioner to be forcibly started, and then entering a fire extinguishing step;
when the distance is smaller than the safety distance, detecting whether the air conditioner is in a running state;
if the air conditioner is in the running state, the air conditioner is turned off;
if the air conditioner is in the off state, the operation is not performed.
Preferably, the fire protection control method further comprises:
detecting whether the fire is extinguished in real time;
when the fire still exists, the fire is continuously extinguished;
when the fire is extinguished, the air conditioner is controlled to be switched to the ventilation mode, and the indoor air is ventilated.
The application provides an air conditioner, including air conditioner casing, the last air outlet that is provided with of air conditioner casing, be provided with the fire extinguisher in the air conditioner casing, on the air-out route of the pipeline export orientation air conditioner casing of fire extinguisher, the air conditioner still includes smoke transducer and controller, and smoke transducer is used for detecting indoor whether producing smog to signals to controller when producing smog, controller control fire extinguisher puts out a fire and operates. This air conditioner adopts smoke transducer to detect indoor whether produce smog to can just can know in advance whether indoor has the danger of getting on fire before indoor production naked light, and then can in time control fire extinguisher put out a fire the operation, can improve the reaction rate of putting out a fire, put out a fire before not producing the naked light, improve the efficiency of putting out a fire, put out a fire as far as possible in not burning, the loss that the conflagration arouses is reduced as far as possible.
Drawings
Fig. 1 is a schematic structural diagram of an air conditioner according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a fire protection control method of an air conditioner according to an embodiment of the present disclosure;
fig. 3 is a flowchart of a fire protection control method of an air conditioner according to an embodiment of the present application.
The reference numerals are represented as:
1. an air conditioning housing; 2. an air outlet; 3. a fire extinguisher; 4. a smoke sensor; 5. a flame sensor; 6. connecting a pipeline; 7. a control valve; 8. a heat source sensing unit; 9. a human body detection device.
Detailed Description
Referring to fig. 1 in combination, according to the embodiment of the application, the air conditioner includes air conditioner casing 1, is provided with air outlet 2 on the air conditioner casing 1, is provided with fire extinguisher 3 in the air conditioner casing 1, and on the pipeline export of fire extinguisher 3 was towards the air-out route of air conditioner casing 1, the air conditioner still included smoke transducer 4 and controller, and smoke transducer 4 was used for detecting whether indoor production smog to send signal to the controller when producing smog, controller control fire extinguisher 3 carried out the operation of putting out a fire.
This air conditioner adopts smoke transducer 4 to detect indoor whether produce smog to can just can know in advance whether indoor has the danger of getting on fire before indoor production naked light, and then can in time control fire extinguisher 3 and put out a fire the operation, can improve the reaction rate of putting out a fire, put out a fire before not producing the naked light, improve the efficiency of putting out a fire, put out a fire as far as possible in not burning, the loss that minimizes the conflagration and cause.
Because 3 pipeline exits of fire extinguisher face on the air-out route of air conditioner casing 1, consequently can utilize the air conditioner to supply air and improve the diffusion velocity of fire extinguishing agent in the room for the fire extinguishing agent can be fast at indoor diffusion, in time puts out a fire.
The air conditioner shell 1 is also provided with a flame sensor 5, and the flame sensor 5 is electrically connected with the controller and sends a signal to the controller when detecting that open fire is generated indoors. The flame sensor module is arranged on the side face of the air conditioner shell 1 and can be arranged together with the smoke sensor 4, so that the flame sensor 5 can be used as supplement and assistance of the smoke sensor 4, when the smoke sensor 4 is damaged and cannot work, the flame sensor 5 can detect flame, which indicates that the fire is great, the flame sensor 5 transmits a signal to the controller, and the controller controls the air conditioner air supply system and the fire extinguisher 3 to extinguish the fire in time. The two modes act together, and the safety and the reliability of the air conditioner alarming and fire extinguishing functions can be improved.
In this embodiment, fire extinguisher 3 includes the carbon dioxide compression bottle, and the carbon dioxide compression bottle includes connecting tube 6, and the mouth of pipe of connecting tube 6 communicates to air outlet 2, is provided with control valve 7 of the break-make of control connecting tube 6 on the connecting tube 6, and control valve 7 is connected to the controller. The control valve 7 is, for example, a solenoid valve.
Fire extinguisher 3 is including the carbon dioxide compression bottle that is equipped with high concentration carbon dioxide, the carbon dioxide compression bottle provides the air outlet 2 of pipeline and air conditioner and links to each other, control valve 7 closes under the normal condition, when conflagration signal transmission to controller, control valve 7 on the connecting tube 6 of controller control carbon dioxide compression bottle is opened, the carbon dioxide blowout, with the help of the air conditioner air supply, carbon dioxide can spread rapidly in whole room, make indoor carbon dioxide concentration rise fast, oxygen concentration reduces, thereby make the flame automatic extinguish, reach the purpose of putting out a fire. Adopt the compressed carbon dioxide of carbon dioxide compression bottle splendid attire to put out a fire, need not to produce carbon dioxide through chemical reaction, carbon dioxide release rate is faster, and the speed of putting out a fire is faster.
The air conditioner further includes an alarm which is electrically connected to the controller and gives an alarm when the smoke sensor 4 detects the generation of smoke in the room. This alarm can in time send out the police dispatch newspaper when smoke transducer detects smog to in time provide the signal to the people who is located indoor or outdoor, make the people in time to react, escape from outdoors, perhaps in time handle the condition of a fire, because still be in the condition of a fire brewing stage this moment, the upper production naked light, consequently can in time put out the conflagration, reduce the produced loss of conflagration as far as possible, can form more timely effectual protection to the human body simultaneously, avoid the human body to react untimely receive the injury after producing the naked light.
The alarm comprises an alarm lamp and a buzzer, when a fire disaster happens, the alarm is started, the alarm lamp is turned on, and the buzzer sends out strong alarm sound to timely alarm indoor personnel.
Still be provided with human detection device 9 on the air conditioner casing 1, human detection device 9 is used for detecting whether someone is indoor to send the testing result to the controller, the controller control alarm sends out the police dispatch newspaper when smoke transducer 4 detects indoor production smog.
In this embodiment, firstly, the human body detection device 9 is used for detecting the indoor environment, whether a person is in the indoor environment is judged, if the person is in the indoor environment, a signal is sent to the controller, and the controller timely controls the alarm to be started to give an alarm. If no person is in the room, the alarm is not needed, the fire extinguisher 3 is controlled to be started after the air conditioner is directly controlled to be started, and the indoor fire extinguishing operation is carried out.
The human body detection device 9 is, for example, an infrared sensing module. A smoke sensing circuit is arranged in the smoke sensor 4, when a fire disaster occurs indoors and dense smoke is generated, the smoke sensor 4 senses smoke, the smoke sensor 4 sends a signal, the signal is transmitted to the controller, the controller controls the infrared sensing module to start, the infrared sensing module starts to detect whether a person exists indoors, if the person exists, the signal is transmitted to the controller, and the controller controls the alarm to start.
The air conditioner also comprises a forced start switch which is electrically connected to the controller and controls the air conditioner to be forced to start when the air conditioner is in a shutdown state and the smoke sensor 4 detects a smoke signal.
The forced starting switch is used for emergency control of the air conditioner when the air conditioner is in a shutdown state and a fire disaster occurs. Because the fire extinguishing agent in fire extinguisher 3 wants to diffuse to indoor fast, need be with the help of the air supply system of air conditioner, and the air conditioner is when not starting the state, if do not have manual control, generally unable start-up, consequently just need force the start switch forced start air conditioner this moment for the air conditioner can supply air to indoor, send the fire extinguishing agent to indoor everywhere in the air supply process, make the fire extinguishing agent can diffuse to indoor everywhere fast, can make indoor temperature reduce simultaneously, thereby restrain the expansion of conflagration more effectively.
The air conditioner also comprises a heat source sensing unit 8, the heat source sensing unit 8 is connected to the controller, the distance between the heat source and the air conditioner is determined when the smoke sensor 4 detects smoke signals, the distance is sent to the controller, the controller judges whether the distance is within a safe distance, and when the distance is within the safe distance, the forced starting switch is controlled to forcibly start the air conditioner to extinguish; when the distance is less than the safety distance, no control is performed.
Generally speaking, when detecting indoor emergence conflagration, need start the supplementary operation of putting out a fire of air conditioner, at this moment, if the ignition is too near apart from the air conditioner, can lead to the air conditioner to start the back and form the linkage with the ignition, further enlarge the conflagration under the electric power effect, produce bigger fire loss, more have or even can explode, lead to the air conditioner can not play effectual supplementary fire extinguishing effect, consequently, under this kind of condition, can the direct control fire extinguisher start put out a fire, keep the air conditioner off state simultaneously, thereby form safer fire extinguishing mode, the security of putting out a fire improves. When detecting that tall and erect thermoelectricity is far away from the air conditioner, just can the safe start air conditioner this moment, utilize the air supply of air conditioner to accelerate fire extinguishing efficiency of fire extinguisher 3 to the security and the reliability of air conditioner to indoor putting out a fire have been improved.
Preferably, the controller is further configured to control the air conditioner to perform a ventilation mode to ventilate the room after the fire extinguisher 3 completes the fire extinguishing operation. After the fire extinguishing action is finished, because the indoor space is filled with carbon dioxide, people cannot enter the indoor space, the indoor space is timely subjected to subsequent treatment, the air conditioner is controlled to perform a ventilation mode at the moment, the indoor air can be timely updated, the indoor carbon dioxide is discharged as soon as possible, outdoor fresh air can enter the indoor space as soon as possible, the indoor space is recovered to be normal as soon as possible, and a human body can normally enter the indoor space.
Referring to fig. 2 and 3 in combination, according to an embodiment of the present application, the fire protection control method for an air conditioner is characterized by including: detecting whether smoke is generated indoors or not; when detecting that smoke is generated indoors, detecting whether the air conditioner is in an operating state; when the air conditioner is in a shutdown state, controlling the air conditioner to start; when the air conditioner is in an operating state, the fire extinguisher 3 is controlled to spray the fire extinguishing agent to the air outlet 2, and the air conditioner is controlled to supply air to the room to extinguish the fire in the room.
By the fire prevention control method, the air conditioner can be started in time, the air supply system of the air conditioner is used for assisting the fire extinguisher 3 to extinguish fire, so that the fire extinguishing agent of the fire extinguisher 3 can be rapidly diffused to each indoor part under the air supply effect of the air conditioner, and each indoor ignition point can be extinguished in time.
In order to further improve the diffusion speed of the fire extinguishing agent in the room, preferably, when the air conditioner is started, the air conditioner can be controlled to enter a wind sweeping mode, the fire extinguishing agent can be diffused to all corners in the room more quickly by utilizing the wind sweeping of the air conditioner, and the indoor quick fire control is ensured.
When the smoke generation in the room is detected, the method also comprises the following steps before the step of controlling the fire extinguisher 3 to spray the fire extinguishing agent to the air outlet 2: detecting whether a person is in a room; when a person is detected in the room, an alarm is given; when no person is detected in the room, the fire extinguisher 3 is put out.
The fire protection control method further comprises: detecting whether open fire exists indoors or not; when open fire is detected in a room, detecting whether the air conditioner is in an operating state; when the air conditioner is in a shutdown state, the air conditioner is controlled to be started, the fire extinguisher 3 is controlled to spray a fire extinguishing agent to the air outlet 2, and the air conditioner is controlled to supply air to the room and extinguish the fire in the room; when the air conditioner is in an operating state, detecting whether the fire extinguisher 3 is started; when it is detected that the fire extinguisher 3 has been activated, no control is performed or an alarm is given; and when detecting that the fire extinguisher 3 is not started, entering a starting step of the fire extinguisher 3.
After detecting that smoke is generated in the room, the fire prevention control method further comprises the following steps: detecting the position of a heat source; acquiring the distance between a heat source and an air conditioner; judging whether the distance between the heat source and the air conditioner is in a safe distance; when the distance is within the safe distance, detecting whether the air conditioner is in the running state; if the air conditioner is in the running state, entering a fire extinguishing step; if the air conditioner is in a shutdown state, controlling the air conditioner to be forcibly started, and then entering a fire extinguishing step; when the distance is smaller than the safety distance, detecting whether the air conditioner is in a running state; if the air conditioner is in the running state, the air conditioner is turned off; if the air conditioner is in the off state, the operation is not performed.
Through the mode, before starting the air conditioner, can judge the distance between burning things which may cause a fire disaster and the air conditioner at first to just start the air conditioner when distance between the two is in safe distance, can guarantee the safe operation of air conditioner, avoid the air conditioner to play the counteraction, increase the condition of a fire. In the present application, the safety distance is for example greater than 1 m.
The fire protection control method further comprises: detecting whether the fire is extinguished in real time; when the fire still exists, the fire is continuously extinguished; when the fire is extinguished, the air conditioner is controlled to be switched to the ventilation mode, and the indoor air is ventilated.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (12)
1. The utility model provides an air conditioner, its characterized in that, includes air conditioner casing (1), be provided with air outlet (2) on air conditioner casing (1), be provided with fire extinguisher (3) in air conditioner casing (1), the pipeline export orientation of fire extinguisher (3) on the air-out route of air conditioner casing (1), the air conditioner still includes smoke transducer (4) and controller, smoke transducer (4) are used for detecting indoor whether produce smog to send signal extremely when producing smog the controller, controller control fire extinguisher (3) put out a fire the operation.
2. The air conditioner as claimed in claim 1, wherein a flame sensor (5) is further provided on the air conditioning casing (1), the flame sensor (5) is electrically connected with the controller and sends a signal to the controller when an open fire is detected in the room; and/or the fire extinguisher (3) is a carbon dioxide compression bottle, the carbon dioxide compression bottle comprises a connecting pipeline (6), a pipe orifice of the connecting pipeline (6) is communicated to the air outlet (2), a control valve (7) for controlling the connection and disconnection of the connecting pipeline (6) is arranged on the connecting pipeline (6), and the control valve (7) is connected to the controller.
3. The air conditioner according to claim 1, further comprising an alarm electrically connected to the controller and giving an alarm when the smoke sensor (4) detects the generation of smoke in the room.
4. The air conditioner as claimed in claim 3, wherein a human body detecting device (9) is further disposed on the air conditioning casing (1), the human body detecting device (9) is used for detecting whether a person is in the room and sending the detection result to the controller, and the controller controls the alarm to give an alarm when the smoke sensor (4) detects smoke generated in the room.
5. The air conditioner according to claim 1, further comprising a forced start switch electrically connected to the controller and controlling the air conditioner to be forcibly started when the air conditioner is in a shutdown state and the smoke sensor (4) detects a smoke signal.
6. The air conditioner according to claim 5, further comprising a heat source sensing unit (8), wherein the heat source sensing unit (8) is connected to the controller, determines a distance between a heat source and the air conditioner when the smoke sensor (4) detects a smoke signal, and transmits the distance to the controller, and the controller determines whether the distance is within a safe distance, and controls the forced start switch to forcibly start the air conditioner for a fire extinguishing operation when the distance is within the safe distance; when the distance is less than the safety distance, no control is performed.
7. The air conditioner according to claim 1, wherein the controller is further configured to control the air conditioner to perform a ventilation mode to ventilate the room after the fire extinguisher (3) completes the fire extinguishing operation.
8. A fire prevention control method of an air conditioner according to any one of claims 1 to 7, comprising:
detecting whether smoke is generated indoors or not;
when detecting that smoke is generated indoors, detecting whether the air conditioner is in an operating state;
when the air conditioner is in a shutdown state, controlling the air conditioner to start;
when the air conditioner is in an operating state, the fire extinguisher (3) is controlled to spray fire extinguishing agent to the air outlet (2), and the air conditioner is controlled to supply air to the room to extinguish fire in the room.
9. A fire protection control method according to claim 8, wherein when smoke generation in a room is detected, before the step of controlling the fire extinguisher (3) to spray the fire extinguishing agent to the outlet port (2), further comprising:
detecting whether a person is in a room;
when a person is detected in the room, an alarm is given;
when no person is detected in the room, entering a fire extinguisher (3) for extinguishing fire.
10. The fire control method of claim 8, further comprising:
detecting whether open fire exists indoors or not;
when open fire is detected in a room, detecting whether the air conditioner is in an operating state;
when the air conditioner is in a shutdown state, the air conditioner is controlled to be started, the fire extinguisher (3) is controlled to spray a fire extinguishing agent to the air outlet (2), and the air conditioner is controlled to supply air to the room and extinguish the fire in the room;
when the air conditioner is in an operating state, detecting whether a fire extinguisher (3) is started or not;
when detecting that the fire extinguisher (3) is started, not controlling or giving an alarm;
and entering a fire extinguisher (3) starting step when detecting that the fire extinguisher (3) is not started.
11. The fire protection control method of claim 8, wherein after detecting smoke generation in the room, the fire protection control method further comprises:
detecting the position of a heat source;
acquiring the distance between a heat source and an air conditioner;
judging whether the distance between the heat source and the air conditioner is in a safe distance;
when the distance is within the safe distance, detecting whether the air conditioner is in the running state;
if the air conditioner is in the running state, entering a fire extinguishing step;
if the air conditioner is in a shutdown state, controlling the air conditioner to be forcibly started, and then entering a fire extinguishing step;
when the distance is smaller than the safety distance, detecting whether the air conditioner is in a running state;
if the air conditioner is in the running state, the air conditioner is turned off;
if the air conditioner is in the off state, the operation is not performed.
12. The fire control method of claim 8, further comprising:
detecting whether the fire is extinguished in real time;
when the fire still exists, the fire is continuously extinguished;
when the fire is extinguished, the air conditioner is controlled to be switched to the ventilation mode, and the indoor air is ventilated.
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| CN110848844B (en) | 2020-11-06 |
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