CN109140585B - Distributed air conditioning system, air conditioning indoor unit thereof and fire fighting method - Google Patents
Distributed air conditioning system, air conditioning indoor unit thereof and fire fighting method Download PDFInfo
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- CN109140585B CN109140585B CN201810812580.2A CN201810812580A CN109140585B CN 109140585 B CN109140585 B CN 109140585B CN 201810812580 A CN201810812580 A CN 201810812580A CN 109140585 B CN109140585 B CN 109140585B
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
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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
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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
- F24F11/52—Indication arrangements, e.g. displays
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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
- F24F11/64—Electronic processing using pre-stored data
Abstract
The invention discloses a distributed air conditioning system, an air conditioning indoor unit and a fire fighting method thereof, wherein the air conditioning indoor unit comprises: the indicating module is arranged on a panel of the indoor unit of the air conditioner and used for indicating an escape route under the condition of fire; the communication module is in communication connection with other air conditioner indoor units and is used for communicating with other air conditioner indoor units; and the controller is respectively connected with the indicating module and the communication module and is used for controlling the communication module to send fire alarm information to other indoor units of the air conditioner when a fire disaster happens and controlling the indicating module to indicate an escape route according to the fire position. The invention can avoid the problem of wrong evacuation direction caused by a fixed indication mark in the prior art.
Description
Technical Field
The invention relates to the technical field of fire fighting, in particular to a distributed air conditioning system, an air conditioning indoor unit of the distributed air conditioning system and a fire fighting method.
Background
In modern building construction, fire is one of the most dangerous accidents. The occurrence of fire often brings about great property loss and threat of personal safety. At present, a perfect management system is established in the field of fire fighting in China, and the fire fighting alarm system can be used in the building to effectively prevent disasters and reduce harm. At present, fixed fire-fighting indication marks are adopted in buildings to guide escape routes, but the positions of fire-starting places cannot be predicted, so that the fixed indication marks can possibly cause the evacuation direction to be wrong or people to flow too intensively.
Disclosure of Invention
The invention provides a distributed air conditioning system, an air conditioning indoor unit and a fire fighting method thereof, and aims to solve the problem that fixed indication marks in the prior art possibly cause the evacuation direction error or people flow too concentrated.
In one aspect of the embodiments of the present invention, an air conditioner indoor unit is provided, including: the indicating module is arranged on a panel of the indoor unit of the air conditioner and used for indicating an escape route under the condition of fire; the communication module is in communication connection with other air conditioner indoor units and is used for communicating with the other air conditioner indoor units; and the controller is respectively connected with the indicating module and the communication module and is used for controlling the communication module to send fire alarm information to other air conditioner indoor units when a fire disaster happens and controlling the indicating module to indicate an escape route according to the fire position.
Optionally, the indicating module is an LED indicating lamp, and is configured to indicate whether the current channel is passable through a lighting state and a lighting state; or the indication module is a display screen and is used for displaying the direction of the escape route.
Optionally, the method further comprises: the air detection module is arranged at the position of an air inlet of the indoor unit of the air conditioner, is connected with the controller and is used for detecting whether air parameters exceed a preset standard or not and sending fire alarm information to the controller when the air parameters exceed the preset standard; wherein the air parameters include at least one of: smoke, gas temperature, content of preset substances in the air.
Optionally, the method further comprises: and the personnel detection module is arranged at the air outlet position of the indoor unit of the air conditioner, is connected with the controller and is used for detecting indoor personnel.
Optionally, the personnel detection module is a radar module and is configured to detect indoor personnel information and send the indoor personnel information to the controller; the controller is used for calculating the weight and the direction of the distance between the position of the controller and the ignition position, and generating the escape route according to the weight and the direction and the indoor personnel information; the fire position is the position of an air conditioner indoor unit to which an air detection module detecting fire smoke belongs.
Optionally, the indoor personnel information includes at least one of: density information, location information, and direction of people flow of the room.
Optionally, the method further comprises: and the standby power supply is used for supplying power to the indoor unit of the air conditioner after the mains supply is powered off.
In another aspect of the embodiments of the present invention, a distributed air conditioning system is provided, including: the air-conditioning indoor units are respectively arranged at a plurality of different indoor positions or passage positions in a room.
Optionally, the system further comprises: the background monitoring room is used for displaying the information of the fire scene; wherein the fire scene information includes at least one of: the escape route, the self position information of the air-conditioning indoor units and the indoor personnel information detected by the air-conditioning indoor units.
In another aspect of the embodiments of the present invention, a fire fighting method is provided, including: when a fire disaster is confirmed, indoor units of the air conditioners detect indoor personnel information in a preset area; the air-conditioning indoor unit generates an escape route according to the position of the air-conditioning indoor unit, the ignition position and the indoor personnel information; wherein, a plurality of air-conditioning indoor units in the preset area constitute an ad hoc network.
Optionally, confirming the occurrence of the fire comprises: the air conditioner indoor unit detects a fire or receives fire alarm information sent by other air conditioner indoor units after detecting the fire.
Optionally, a fire is detected by: detecting whether the air parameter exceeds a preset standard or not; confirming the occurrence of a fire when the air parameter exceeds a preset standard; wherein the air parameters include at least one of: smoke, gas temperature, content of preset substances in the air.
Optionally, the generating, by the indoor unit of the air conditioner, an escape route according to the position of the indoor unit, the position of the indoor unit on fire, and the indoor person information includes: and generating an escape route by combining the indoor personnel information according to the weight and the direction of the distance between the position of the user and the position on fire.
Optionally, the method further comprises: and displaying the escape route according to the directions indicated by the indicating modules of the air-conditioning indoor units.
Optionally, the fire position is a position where an indoor unit of an air conditioner detecting a fire is located.
Optionally, the indoor personnel information includes at least one of: density information, location information, and direction of people flow of the room.
According to the embodiment of the invention, under the condition that the indoor unit of the air conditioner detects the fire, the communication module sends fire alarm information to other indoor units of the air conditioner to inform other indoor units of the air conditioner of the fire, and meanwhile, the indication module indicates the direction of the safe communication channel, so that safer evacuation direction and route can be formed, and the problem of wrong evacuation direction caused by fixed indication marks in the prior art is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of an indoor unit of an air conditioner according to an embodiment of the present invention;
FIG. 2 is a schematic view of an indoor unit of an air conditioner according to another embodiment of the present invention;
FIG. 3 is a schematic view of the installation of a people detection module and an air detection module in an embodiment of the present invention;
FIG. 4 is a schematic diagram of a simulated fire in an embodiment of the invention;
FIG. 5 is a flow chart of a fire fighting method according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
An embodiment of the present invention provides an air conditioning indoor unit, as shown in fig. 1, the air conditioning indoor unit includes: an indication module 10, a communication module 20 and a controller 30.
The indication module 10 is disposed on a panel in an air-conditioned room, and indicates an escape route in case of a fire. The indicating module 10 is arranged at each position of the panel of the air conditioner indoor unit, and particularly, the indicating module is preferably arranged at a prominent position.
The communication module 20 is in communication connection with other air-conditioning indoor units and is used for communicating with other air-conditioning indoor units. The communication module 20 may be used for wired communication or wireless communication to implement ad hoc networking between indoor units of the air conditioner. The indoor air conditioners can communicate with each other.
The controller 30 is connected to the indicating module 10 and the communication module 20, and is configured to control the communication module 20 to send fire alarm information to other indoor units of the air conditioner when a fire occurs, and control the indicating module 10 to indicate an escape route according to a fire position. The fire position is the position of the indoor unit of the air conditioner where the air detection module which detects the fire smoke belongs.
In the embodiment of the invention, when the air-conditioning indoor unit detects a fire, the communication module 20 sends fire alarm information to other air-conditioning indoor units to inform the other air-conditioning indoor units of the fire, and meanwhile, the indication module indicates the direction of the escape route. The direction is determined mainly according to the location of the fire to instruct the indoor personnel to escape from the site from a safe passage away from the location of the fire.
The air conditioner is taken as an indispensable role in building construction and is always taken as equipment only used for indoor air conditioning, so that the air conditioner is often distributed in each indoor area. And on the distributed air-conditioning indoor unit, direction indication is carried out through the indicating module, so that safer evacuation direction and evacuation route can be formed, and the problem of wrong evacuation direction caused by fixed indicating signs in the prior art is solved.
It should be noted that the air conditioning indoor unit according to the embodiment of the present invention may further include other basic components of the air conditioning indoor unit, which is known to those skilled in the art, and the description of the embodiment is omitted.
Optionally, the indication module of the embodiment of the present invention is an LED indicator for indicating whether the passage is passable or not through the on/off state. Specifically, the lighting state of the LED indicator light can indicate that the position direction of the indoor unit of the air conditioner is a direction in which the indoor unit of the air conditioner can pass; the indicator lamp is turned off to indicate that the position direction of the indoor unit of the air conditioner is in the non-passable direction. In the embodiment of the invention, as the air-conditioning indoor units are distributed in each indoor and channel position, the safe communication video can be formed according to the LED indicating lamps of the air-conditioning indoor units, thereby providing help for people stream evacuation.
As an alternative implementation, in the embodiment of the present invention, a display screen is used as an indication module for displaying the direction of the passable secure tunnel. Specifically, a directional indicator, for example "→", may be displayed on the display screen, and the direction indicated by the indicator may be taken as the direction of the escape route, and the indoor person may be evacuated in accordance with the indicated direction of the indicator.
As the air inlet of the indoor unit of the air conditioner is a very good smoke detection point, as shown in fig. 2, the indoor unit of the air conditioner of the embodiment of the present invention further includes: the air detection module 40 is arranged at an air inlet of an indoor unit of the air conditioner, is connected with the controller as shown in fig. 3, and is used for detecting whether the detected air parameter exceeds a preset standard or not, and sending fire alarm information to the controller when the air parameter exceeds the preset standard; wherein the air parameter comprises at least one of: smoke, gas temperature, content of preset substances in the air. The air detection module is mainly used for detecting whether air parameters in the air exceed a preset standard or not so as to judge whether a fire disaster occurs or not. Through set up empty gas detection survey module in air intake position, can improve the detection accuracy degree of fire greatly. Specifically, the preset substance may be, for example, carbon dioxide, carbon monoxide, or the like.
Optionally, as shown in fig. 2, the indoor unit of an air conditioner according to the embodiment of the present invention further includes: and the personnel detection module 50 is connected with the controller 30 and used for detecting indoor personnel. Specifically, the position information, density, and the like of the person can be detected. The people detection module 50 may be an infrared camera or a radar module. Since the air outlet of the indoor unit is located at a higher position in the room and no shielding object is located in front of the air outlet, the blind area is small, and the personnel detection module 50 can be arranged at the air outlet of the indoor unit of the air conditioner, as shown in fig. 3. If the personnel detection module is a radar module, the personnel detection module is used for detecting indoor personnel information and sending the indoor personnel information to the controller; and the controller is used for calculating the weight and the direction of the distance between the position of the controller and the ignition position, and generating an escape route according to the weight and the direction and the indoor personnel information. The indoor personnel information comprises at least one of the following: density information, location information, and direction of people flow of the room. The indoor personnel information comprises at least one of the following: density information, location information, and direction of people flow of the room.
Optionally, as shown in fig. 2, the indoor unit of an air conditioner according to the embodiment of the present invention further includes: and the standby power supply 60 is used for supplying power to the indoor unit of the air conditioner after the mains supply is cut off. The normal operation of each component in the air-conditioning indoor unit is ensured. Preferably, the standby power supply 60 is connected to the indication module 10, the communication module 20, the controller 30, the air detection module 40 and the personnel detection module 50 respectively, so as to ensure the normal operation of these components.
In the embodiment of the invention, when the air detection module 40 detects smoke, a fire alarm is automatically triggered, the controller 30 sends the position information and fire alarm information of the indoor unit of the air conditioner through the communication module, and sends an emergency stop command to the air conditioning system through the communication module to stop the operation of the air conditioner, and simultaneously, the radar module is started to detect the indoor environment, take pictures at regular time, detect the density and position information of indoor personnel and send the information through the communication module, after the communication modules of other indoor units receive the information, the weight and the direction of the distance from the ignition position are automatically calculated, the LED module is started according to the direction far away from the ignition position, and the direction indicated by the LED module is the escape route.
An embodiment of the present invention further provides a distributed air conditioning system, including: in the air-conditioning indoor units according to the embodiments of the present invention, the air-conditioning indoor units are respectively disposed at a plurality of different indoor positions or passage positions in a room.
As shown in fig. 4, when a fire occurs, if an air-conditioning indoor unit at a fire position (in the figure, an "indoor unit" is an air-conditioning indoor unit) detects fire smoke, fire alarm information is automatically sent to a nearby air-conditioning indoor unit, the nearby air-conditioning indoor unit receives the fire alarm information and then automatically sends the fire alarm information to the nearby air-conditioning indoor unit where the nearby air-conditioning indoor unit is located, a fire weight matrix network is quickly constructed, weights of the air-conditioning indoor unit and the fire position are calculated through information transmission, an LED module is started to indicate an escape route in combination with the direction of an escape opening, a radar module is started to take a "radar picture", people stream density information and direction are monitored uninterruptedly, all information is synchronously transmitted to a background monitoring room, managers can check field conditions in real time, judgment basis is provided for.
Optionally, the distributed air conditioning system further comprises: the background monitoring room is used for displaying the information of the fire scene; wherein, the fire scene information at least comprises one of the following: the escape route, the self position information of the air-conditioning indoor units and the indoor personnel information detected by the air-conditioning indoor units.
The embodiment of the invention also provides a fire fighting method, the method is based on the air conditioner indoor unit of the embodiment of the invention, as shown in fig. 5, the method comprises the following steps:
in step S501, when it is confirmed that a fire has occurred, the indoor unit of the air conditioner detects indoor person information in a preset area.
Step S502, generating an escape route by the indoor unit of the air conditioner according to the position of the indoor unit, the ignition position and the indoor personnel information; wherein, a plurality of air-conditioning indoor units in the preset area constitute an ad hoc network. The fire position is the position of the indoor unit of the air conditioner where the fire is detected. The indoor personnel information comprises at least one of the following: density information, location information, and direction of people flow of the room. The fire position of the embodiment of the invention can be determined according to the position of the first air conditioner indoor unit which detects the fire.
According to the embodiment of the invention, under the condition that the air-conditioning indoor unit determines that the fire disaster happens, the communication module can be used for sending fire alarm information to other air-conditioning indoor units to inform other air-conditioning indoor units that the fire disaster happens, and the air-conditioning indoor unit generates the escape path according to the position of the air-conditioning indoor unit, the fire position and the indoor personnel information to indicate indoor personnel to escape from the scene through a safety channel far away from the fire position, so that the problem of wrong evacuation direction caused by a fixed indication mark in the prior art is avoided.
Optionally, after receiving the fire alarm information, the other air conditioner indoor units calculate the distance and the direction from the fire position, and control their own indicating module to indicate the escape route based on the calculated distance and direction from the fire position. Other air-conditioning indoor units receive the fire alarm information and then automatically send the fire alarm information to the air-conditioning indoor unit nearby the air-conditioning indoor unit, a fire weight matrix network is quickly constructed, the distance between the air-conditioning indoor unit and the fire position is calculated through information transmission, and an LED module is started to indicate an escape route by combining the direction of an escape opening.
Optionally, in an embodiment of the present invention, confirming the occurrence of the fire includes: the air conditioner indoor unit detects a fire or receives fire alarm information sent by other air conditioner indoor units after detecting the fire. Wherein, the machine detects mainly through the air detection module in air conditioning indoor set self, specifically, detects the conflagration through following mode: detecting whether the air parameter exceeds a preset standard or not; when the air parameters exceed the preset standard, the occurrence of fire is confirmed; wherein the air parameter comprises at least one of: smoke, gas temperature, content of preset substances in the air.
As an optional implementation mode, the air-conditioning indoor unit generates an escape route according to the position of the air-conditioning indoor unit, the ignition position and the indoor personnel information, and the escape route comprises the following steps: and generating an escape route by combining indoor personnel information according to the weight and the direction of the distance between the position of the user and the position on fire. The weight of the indoor unit of the air conditioner and the ignition position is calculated through information transmission, and the LED module is started to indicate an escape route by combining the direction of the escape opening.
Specifically, the method further comprises: the escape routes are displayed through the directions indicated by the indicating modules of the air-conditioning indoor units. An example of a specific route is shown in fig. 4.
For specific description, reference may be made to the above embodiments of the air conditioner indoor unit, which are not described herein again.
Through the above description, it can be seen that the following technical effects can be achieved by the embodiments of the present invention:
1. and fire evacuation guidance is dynamically provided according to the personnel density and the fire place, so that the condition that personnel are jammed or walk to a place closer to an accident due to fixed escape direction guidance is avoided.
2. And (4) shooting by using a radar to acquire information of the detained personnel, and providing position information for rescue.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of this invention are intended to be covered by the present application.
Claims (13)
1. An indoor unit of an air conditioner, comprising:
the indicating module is arranged on a panel of the indoor unit of the air conditioner and used for indicating an escape route under the condition of fire;
the communication module is in communication connection with other air conditioner indoor units and is used for communicating with the other air conditioner indoor units;
the controller is respectively connected with the indicating module and the communication module and is used for controlling the communication module to send fire alarm information to other air conditioner indoor units when a fire disaster happens and controlling the indicating module to indicate the escape route according to the fire position;
the controller is specifically used for calculating a weight and a direction of a distance between the position of the controller and a fire position, and generating the escape route according to the weight and the direction and indoor personnel information; the indoor personnel information comprises at least one of the following: density information, location information, and direction of people flow of the room.
2. The indoor unit of claim 1, wherein the indicating module is an LED indicator for indicating whether the current channel is passable through a lighting-off state; or the indication module is a display screen and is used for displaying the direction of the escape route.
3. An indoor unit of an air conditioner according to claim 1, further comprising: the air detection module is arranged at the position of an air inlet of the indoor unit of the air conditioner, is connected with the controller and is used for detecting whether air parameters exceed a preset standard or not and sending fire alarm information to the controller when the air parameters exceed the preset standard; wherein the air parameters include at least one of: smoke, gas temperature, content of preset substances in the air.
4. An indoor unit of an air conditioner according to claim 1, further comprising:
and the personnel detection module is arranged at the air outlet position of the indoor unit of the air conditioner, is connected with the controller and is used for detecting indoor personnel.
5. The indoor unit of claim 4, wherein the person detection module is a radar module for detecting indoor person information and sending the indoor person information to the controller;
the fire position is the position of an air conditioner indoor unit to which the air detection module which detects fire smoke belongs.
6. An indoor unit of an air conditioner according to claim 1, further comprising: and the standby power supply is used for supplying power to the indoor unit of the air conditioner after the mains supply is powered off.
7. A distributed air conditioning system, comprising: a plurality of air-conditioning indoor units according to any one of claims 1 to 6, each of the plurality of air-conditioning indoor units being installed at a plurality of different indoor locations or aisle locations in a room.
8. The distributed air conditioning system of claim 7, further comprising:
the background monitoring room is used for displaying the information of the fire scene; wherein the fire scene information includes at least one of: the escape route, the self position information of the air-conditioning indoor units and the indoor personnel information detected by the air-conditioning indoor units.
9. A fire fighting method based on an air conditioner indoor unit is characterized by comprising the following steps:
when a fire disaster is confirmed, indoor units of the air conditioners detect indoor personnel information in a preset area;
the air-conditioning indoor unit generates an escape route according to the position of the air-conditioning indoor unit, the ignition position and the indoor personnel information; the system comprises a plurality of air conditioner indoor units, a network management unit and a network management unit, wherein the plurality of air conditioner indoor units in a preset area form an ad hoc network;
wherein, the indoor set of air conditioner is according to self position, the position of catching fire and the indoor personnel information, generates the route of fleing, includes: generating an escape route according to the weight and the direction of the distance between the position of the user and the position on fire and the indoor personnel information; the indoor personnel information comprises at least one of the following: density information, location information, and direction of people flow of the room.
10. A fire fighting method as defined in claim 9, wherein confirming the occurrence of a fire includes:
the air conditioner indoor unit detects a fire or receives fire alarm information sent by other air conditioner indoor units after detecting the fire.
11. A fire fighting method as defined in claim 10, characterized in that a fire is detected by:
detecting whether the air parameter exceeds a preset standard or not;
confirming the occurrence of a fire when the air parameter exceeds a preset standard; wherein the air parameters include at least one of: smoke, gas temperature, content of preset substances in the air.
12. A fire fighting method as defined in claim 9, further comprising:
and displaying the escape route according to the directions indicated by the indicating modules of the air-conditioning indoor units.
13. A fire fighting method as defined in claim 9, characterized in that the fire location is a location of an indoor unit of an air conditioner where a fire is detected.
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| CN201810812580.2A CN109140585B (en) | 2018-07-23 | 2018-07-23 | Distributed air conditioning system, air conditioning indoor unit thereof and fire fighting method |
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| CN110285526A (en) * | 2019-06-24 | 2019-09-27 | 珠海格力电器股份有限公司 | A kind of air-conditioning power-off remote fire alarm method, apparatus and air-conditioning |
| CN112728719A (en) * | 2021-01-26 | 2021-04-30 | 青岛海尔空调器有限总公司 | Fire disaster reminding method and device based on air conditioner indoor unit |
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| CN206003259U (en) * | 2016-07-29 | 2017-03-08 | 云南英科瑞电力电子有限公司 | A kind of intellectuality fire alarm fire-fighting system |
| CN106327777A (en) * | 2016-08-26 | 2017-01-11 | 珠海格力电器股份有限公司 | Air-conditioner |
| CN106779189A (en) * | 2016-12-01 | 2017-05-31 | 上海电机学院 | A kind of intelligent fire evacuation method |
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