JP2010033479A - In-disaster action support system, wireless terminal and battery charger - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an in-disaster action support system allowing safe evacuation guidance of an evacuee when disaster occurrence, and allowing prevention of a secondary disaster by making initial operation to a disaster such as initial fire extinction be properly performed. <P>SOLUTION: The in-disaster action support system 100 has: a plurality of wireless terminals 1 installed inside a facility, each having a wireless communication function; a management terminal 3 for communicating with the wireless terminals 1, and transmitting/receiving disaster information; and battery chargers 4 each for charging power of the wireless terminal 1. The battery charger 4 has: an installation position writing means for writing position information representing a position where the charger 4 is installed; and a position information transmission means for transmitting the position information to the wireless terminal 1. The wireless terminal 1 has a position information notification means for notifying the management terminal 3 about the position information transmitted from the position information transmission means. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a disaster action support system, a wireless terminal used for the disaster support system, and a charger.

  When a disaster such as a fire occurs in a commercial facility such as a large store or hotel, or a building such as a factory or company, the most important are initial fire fighting, prevention of secondary disasters, and appropriate evacuation guidance. Facilities such as fire alarms, in-house broadcasting, and guide lights are already available at any facility. A lot of evacuation drills are carried out due to the heightened awareness of disaster prevention.

As a conventional technique related to a disaster action support system, Patent Document 1 describes a system for controlling wireless sound from a center to a wireless device attached to a guide light. Patent Document 2 describes a system in which an evacuee possesses a wireless mobile device and displays information such as an optimal evacuation route on the mobile device when the evacuee evacuates from the position information.
JP-A-8-299475 JP 2004-118387 A

  However, guidance by fire alarms, in-house broadcasting, guide lights, etc. can evacuate, but cannot prevent initial fire extinguishing or secondary disasters. Such guidance alone cannot provide an appropriate response according to the time of the disaster and the location of the evacuees. For example, if there is a shortage of employees due to a fire at night, etc., or what to do at the store and office is different. In order to deal with a wide variety of situations, training that assumes a variety of situations is carried out. For example, it is difficult to educate all employees, and it is impossible to deal with emergencies.

  With the technique of Patent Document 1, appropriate evacuation guidance is possible, but initial fire extinguishing and prevention of secondary disasters cannot be achieved. The technique of Patent Document 2 is based on the premise that the fire brigade has arrived at the disaster site, and appropriate evacuation guidance is possible, but it is not suitable for initial fire extinguishment requiring quick response.

  An object of the present invention is to prevent secondary disasters by guiding evacuees safely when a disaster occurs and by appropriately performing initial operations for disasters such as initial fire extinguishing.

In order to solve the above problem, the disaster action support system of the present invention,
A plurality of wireless terminals installed in the facility and equipped with a wireless communication function;
A management terminal that communicates with the wireless terminal and transmits and receives disaster information;
A charger that is connectable to the wireless terminal and charges the power supply of the wireless terminal;
In disaster action support system with
The charger is
An installation position writing means for writing position information indicating the installed position;
Position information transmitting means for transmitting the position information to the wireless terminal;
With
The wireless terminal includes position information notifying means for notifying the management terminal of the position information transmitted from the position information transmitting means.

Preferably,
The wireless terminal is
A display for displaying data relating to disasters;
An operation button that accepts an external operation input,
It is preferable to provide operator information notifying means for notifying the management terminal of the type of operator of the wireless terminal by operating the operation button.

More preferably,
The position information transmitting means of the charger transmits the position information by wire and wireless when the wireless terminal and the charger are connected, and the position when the wireless terminal and the charger are not connected. A configuration may be adopted in which information is transmitted wirelessly.

More preferably,
It is preferable that voice communication be possible between the wireless terminal and the management terminal.

In addition, the wireless terminal of the present invention,
In wireless terminals installed in the facility and equipped with wireless communication functions,
A display for displaying data relating to disasters;
An operation button that accepts an external operation input,
Operator information notifying means for notifying an operator of the wireless terminal by operating the operation button is provided.

The charger of the present invention is
In a charger that can be connected to a wireless terminal and charges the power supply of the wireless terminal,
An installation position writing means for writing position information indicating the installed position;
Position information transmitting means for transmitting the position information to the wireless terminal;
With
When the wireless terminal and the charger are connected, the position information is transmitted by wire and wireless, and when the wireless terminal and the charger are not connected, the position information is transmitted wirelessly. And

  According to the present invention, the management terminal can grasp the position of the wireless terminal by receiving the position information from the wireless terminal. Therefore, the management terminal can transmit instruction information corresponding to the position of the wireless terminal to the wireless terminal. Normally, the charger is fixedly installed at a fixed location, so it is managed from the wireless terminal by writing location information to the charger and sending this location information to the wireless terminal. The position information transmitted to the terminal is highly reliable.

  Further, according to the present invention, since the operator information notification means is provided, the management terminal can notify the management terminal of the center of the type of the operator of the wireless terminal. Can be transmitted to the wireless terminal.

  Therefore, the management terminal can send an instruction according to the position of the wireless terminal or an instruction according to the type of the operator to the wireless terminal. In addition, it is possible to prevent secondary disasters by appropriately performing initial operations against disasters such as initial fire extinguishing.

  Hereinafter, an example of a preferred embodiment of the present invention will be described with reference to the drawings. First, the structure of this embodiment is demonstrated based on FIG.1 and FIG.2. FIG. 1 is a block diagram showing the overall configuration of an embodiment of a disaster action support system to which the present invention is applied. FIG. 2 is a block diagram showing an internal configuration of an embodiment of the disaster action support system to which the present invention is applied. As shown in FIGS. 1 and 2, the disaster action support system 100 includes a wireless terminal 1, a repeater 2, a management terminal 3, and a charger 4.

  The wireless terminal 1 and the charger 4 are electrically connectable and mechanically detachable. Usually, a plurality of sets of wireless terminals 1 and chargers 4 are arranged on each floor of the target facility in a connected state. The repeater 2 is arranged on each floor and connected to the management terminal 3 by wire. The management terminal 3 is installed in a place that is not affected by a disaster such as a fire or an earthquake. The operator of the management terminal 3 can communicate with the wireless terminal 1 by voice or data.

  FIG. 3 is a diagram illustrating an example of the appearance of the wireless terminal 1 of the present embodiment. 2 and 3, the wireless terminal 1 includes an antenna 11, a communication unit 12, a storage unit 13, a display unit 14, a control unit 15, a charging unit 16, a speaker 17, a microphone 18, a button 19, and the like. The Voice communication with the management terminal 3 can be performed by the speaker 17 and the microphone 18, and various operations of the wireless terminal 1 can be executed by a simple operation of the button 19.

  The antenna 11 transmits and receives radio signals to and from the repeater 2. The antenna 11 receives position information transmitted from a position information transmission unit 42 of the charger 4 described later.

  The communication unit 12 performs reception processing on the signal received from the antenna 11 and outputs the signal to the storage unit 13. The communication unit 12 converts voice input by the operator of the wireless terminal 1 through the microphone 18 and information input from the operation of the button 19 into a wireless signal and transmits the wireless signal to the management terminal 3 through the antenna 11.

  The storage unit 13 stores preset information (for example, an operation guide) and information transmitted from the management terminal 3 via the relay 2. The storage unit 13 is set with a storage area for storing position information transmitted from a position information transmission unit 42 of the charger 4 described later. When the operator of the wireless terminal 1 operates the button 19, the storage unit 13 outputs a signal including the requested information to the display unit 14.

  The display unit 14 displays a screen based on the signal output from the storage unit 13. The display unit 14 displays, for example, information from the management terminal 3, an evacuation instruction, an operation guide for the wireless terminal 1, or the like. The control unit 15 controls the above processing operation in the wireless terminal 1. The charging unit 16 is a rechargeable battery, and power is charged from the charger 4.

  As shown in FIG. 2, the repeater 2 includes an antenna 21 and a communication unit 22 and is connected to the management terminal 3 by wire. The antenna 21 transmits and receives wireless signals to and from the wireless terminal 1. The communication unit 22 receives the signal received from the antenna 21 and transmits it to the management terminal 3. The communication unit 22 converts the signal output from the management terminal 3 into a radio signal and transmits the radio signal to the antenna 11 of the radio terminal 1 via the antenna 21.

  As shown in FIG. 2, the management terminal 3 includes a storage unit 31, a display unit 32, an information transmission unit 33, a control unit 34, a speaker 35, a microphone 36, and a button 37. Voice communication with the wireless terminal 1 can be performed by the speaker 35 and the microphone 36, and various operations of the management terminal 3 can be executed by operating the buttons 37.

  The storage unit 31 stores information input in advance (for example, a facility map) and information transmitted from the wireless terminal 1 via the relay device 2. When the operator of the management terminal 3 operates the button 37, the storage unit 31 outputs a signal including information requested by the operator to the display unit 32. The display unit 32 displays a screen based on the signal output from the storage unit 31. The information transmission unit 33 transmits information to the wireless terminal 1 via the relay device 2. The control unit 34 controls the above processing operation in the management terminal 3.

  As shown in FIG. 2, the charger 4 includes an antenna 41, a position information transmission unit 42, a power supply unit 43, a position information storage unit 44, and a position information writing unit 45. The charger 4 can be connected to the wireless terminal 1 and is installed with its position fixed.

  The position information writing unit 45 of the charger 4 has a key (not shown) for inputting position information, and can write position information indicating the position installed by key operation. The set position information is stored by the position information storage unit 44 that stores the written position as position information. The position information storage unit 44 and the position information writing unit 45 constitute position information writing means.

  When the wireless terminal 1 is connected to the charger 4, the power supply unit 43 of the charger 4 not only supplies power to the wireless terminal 1, but the position information transmission unit 42 of the charger 4 is a position information storage unit. The position information stored in 44 is read out and transmitted to the communication unit 12 of the wireless terminal 1 by wire. As will be described later, when the wireless terminal 1 is not connected to the charger 4, the position information transmission unit 42 transmits the position information to the wireless terminal 1 via the antenna 41.

  The power supply unit 43 is connected to a commercial power source, and supplies power from the commercial power source to charge the charging unit 16 of the wireless terminal 1.

  Next, an operation example of this embodiment will be described with reference to FIG. FIG. 4 is a sequence diagram showing a flow of operations of the disaster action support system of the present embodiment. In the description of this operation example, for the purpose of distinction, an unspecified charger 4 among the chargers 4 in the facility is simply referred to as a charger 4. Further, for example, the position information a is transmitted, and any one of the chargers 4 provided as a plurality is set as the charger 4a. Further, for example, position information c which is position information different from the position information a is transmitted, and any one of the chargers 4 installed as a plurality of chargers 4 is set as a charger 4c.

  In the disaster action support system 100 having the above-described configuration, the wireless terminal 1 and the charger 4 are obtained by taking any one of the wireless terminals 1 out of a plurality of evacuees installed on each floor when a disaster occurs. When the connection with is canceled, the wireless terminal 1 automatically enters the guidance mode and can communicate with the management terminal 3 of the center via the relay 2 installed on each floor. Hereinafter, when the wireless terminal 1 and the management terminal 3 communicate with each other, the relay terminal 2 is used.

  It is assumed that the wireless terminal 1 is connected to the charger 4a at the time of transmitting the transmission information 51 of FIG. 4 and is not connected after the transmission of the transmission information 52. As shown in FIG. 4, transmission information 51 including the position information “a” is transmitted to the wireless terminal 1 from the position information transmission unit 42 of the charger 4 a to which the wireless terminal 1 is connected. The position information a is stored in the storage unit 13 via the communication unit 12 of the wireless terminal 1.

  As shown in FIG. 4, transmission information 52 and 53 including position information a is transmitted from the wireless terminal 1 to the management terminal 3. At the same time that the button 19 of the wireless terminal 1 is operated to communicate with the management terminal 3, the position information a is output from the storage unit 13 and transmitted from the antenna 11 to the management terminal 3 via the communication unit 12. The position information notification means is configured to transmit the position information of the wireless terminal 1 from the antenna 11 to the management terminal 3 via the communication unit 12 at the same time as the button 19 of the wireless terminal 1 is operated to communicate with the management terminal 3. Is configured. The position information a includes a floor number (1st floor, 2nd floor, etc.) and the east, west, north, and south of the floor. The display unit 32 of the management terminal 3 can graphically display the position of the wireless terminal 1 that is communicating.

  The wireless terminal 1 in a state capable of communicating with the management terminal 3 can notify the management terminal 3 of operator information A indicating the type of the operator of the wireless terminal 1 by operating the button 19. By operating the button 19 of the wireless terminal 1, the operator information notifying means is configured by transmitting the operator information of the wireless terminal 1 from the antenna 11 to the management terminal 3 via the communication unit 12.

  As shown in FIG. 4, the wireless terminal 1 can transmit transmission information 52 and 53 including position information a and operator information A to the management terminal 3. The management terminal 3 transmits transmission information 54 and 55 including the instruction B according to the operator.

  For example, when a general employee or customer is operating the wireless terminal 1, an instruction to evacuate most safely is given from the management terminal 3 based on the disaster occurrence position. In addition, when an employee who has acquired disaster response skills is operating the wireless terminal 1, the management terminal 3 may provide an instruction for evacuating the location of the disaster, surrounding customers, or for initial fire fighting. Instructions are given. As a result, appropriate initial responses such as proper evacuation guidance by skilled employees and turning off the power that causes secondary fires are performed, thereby preventing secondary disasters.

  The operator of the wireless terminal 1 can operate the button 19 to request an instruction from the management terminal 3 or display the instruction transmitted from the management terminal 3 on the display unit 14 of the wireless terminal 1. .

  As shown in FIG. 4, another charger 4c located at a position different from the charger 4a transmits transmission information 56 including position information c to the moving wireless terminal 1. The wireless terminal 1 transmits the transmission information 57 and 58 including the position information c and the instruction request C to the management terminal 3.

  FIG. 5 is an explanatory diagram showing how position information is updated. The wireless terminal 1 described in FIG. 5 shows the same thing, The charger 4 shown in FIG. 5 and the positional information transmitted from the charger 4 show different things, respectively. As shown in FIGS. 2 and 5, in order to detect the current position of the wireless terminal 1, each of the plurality of chargers 4 installed on each floor periodically sends a weak signal from the position information transmission unit 42 via the antenna 41. To send. When the wireless terminal 1 is disconnected from the charger 4a, the wireless terminal 1 detects a plurality of signals each having a different frequency transmitted from the charger 4, and among them, the position information c of the charger 4c closest to the current position is detected. Select. The storage unit 13 updates the position information a to the position information c. The position information c is output from the storage unit 13 simultaneously with the communication with the management terminal 3, and is transmitted from the antenna 11 to the management terminal 3 via the communication unit 12.

  As the signal transmitted from the charger 4, for example, a CTCSS (Continuous Tone-Coded Squelch System) signal or the like is used. This signal includes the same value as the position information read directly from each charger 4.

  Based on the contents of the operator information A included in the transmission information 52 and 53, the position information c included in the transmission information 57 and 58, and the contents of the instruction request C, the instruction D included in the transmission information 59 and 60 is received from the management terminal 3. It is transmitted to the wireless terminal 1. Accordingly, the operator of the wireless terminal 1 can take an appropriate action based on the instruction D included in the transmission information 59 and 60.

  In addition to being able to communicate with the management terminal 3 using the display screen as described above, the wireless terminal 1 operates the button 19 to perform voice communication with the management terminal 3 using the speaker 17 and the microphone 18. It can be carried out. During the voice communication, the position information is received from the charger 4 in the same manner as described above, and the position information is periodically transmitted to the management terminal 3.

  According to the present embodiment, the position information writing means can write the position information to the charger 4, the charger 4 transmits the written position information to the wireless terminal 1, and the wireless terminal 1 receives the received position information. Transmit to the management terminal 3. That is, the management terminal 3 can grasp the position of the wireless terminal 1 by receiving the position information from the wireless terminal 1. Therefore, the management terminal 3 can transmit instruction information corresponding to the position of the wireless terminal 1 to the wireless terminal 1. For example, it is possible to transmit information related to an evacuation route from the current position optimum for evacuating safely, information related to a route from the current position to the fire site, and the like. Therefore, in the event of a disaster, it is possible to promptly take refugees to evacuate, or to promptly respond according to the current position when preventing a secondary disaster or performing an initial fire fighting.

  In addition, since the charger 4 is normally fixedly installed at a certain place, position information is written in the charger 4 so that the position information is transmitted to the wireless terminal 1. The position information transmitted from the wireless terminal 1 to the management terminal 3 is highly reliable.

  In addition, since the operator information notification means is provided, the type of operator of the wireless terminal 1 can be notified to the management terminal 3 of the center, so that the management terminal 3 sends instruction information corresponding to the type of operator to the wireless terminal. 1 can be transmitted. For example, when a general employee or customer is operating the wireless terminal 1, instruction information for evacuating most safely based on the disaster occurrence position is transmitted from the management terminal 3 to the wireless terminal 1. When an employee who has acquired disaster response skills is operating the wireless terminal 1, the location of the disaster from the management terminal 3, instruction information for guiding evacuation of nearby customers, and initial fire extinguishing Instruction information or the like is transmitted to the wireless terminal 1. As a result, skilled employees can conduct appropriate initial responses such as accurate evacuation guidance and initial fire extinguishment, and turning off the power of items that cause secondary fires, thereby preventing secondary disasters. Figured.

  Further, the operator of the wireless terminal 1 can know what to do next by operating the button 19 and can take the same action as executing the manual according to the guide.

  Further, the charger 4 transmits the position information by wire and wireless, and when the wireless terminal 1 is attached to the charger 4, the charger 4 receives the position information transmitted by wire from the charger 4 and receives its own information. When the operator of the wireless terminal 1 is moving as position information, the wireless terminal 1 can receive position information transmitted by radio from another charger 4 and update its own position information. That is, each time the management terminal 3 receives the updated position information from the wireless terminal 1, the management terminal 3 can grasp the position of the wireless terminal 1 and can transmit instruction information corresponding to the position to the wireless terminal 1. Thereby, an evacuee can be evacuated safely at the time of a disaster, and it can respond quickly according to the present position in prevention of a secondary disaster and initial fire extinguishing.

  In addition, since voice communication is possible between the wireless terminal 1 and the management terminal 3, it is possible to act while reporting the situation in real time at the time of initial fire extinguishing, for example, when the momentum of fire suddenly increases, etc. In this case, the operator of the wireless terminal 1 can calmly take an appropriate action by reporting the situation and listening for a countermeasure. Even when a blind person uses the wireless terminal 1, it can be evacuated by voice communication.

  In addition, this invention is not restricted to the said embodiment, It can change suitably. For example, in the above-described embodiment, the position information writing unit 45 of the charger 4 is configured to write the installed position. However, the charger 4 is connected to the adapter for writing position information and installed in the charger 4. It is also possible to write the position.

  Moreover, in the said embodiment, although the structure which the radio | wireless terminal 1, the repeater 2, and the charger 4 are installed in one facility was shown, for example, it is installed over several facilities and for various disaster countermeasures It is good also as a structure installed in a town.

  Moreover, in the said embodiment, although the management terminal 3 showed the structure which communicates with the radio | wireless terminal 1 via the relay machine 2, when installing in the small-scale facility, for example, the relay machine 2 is eliminated and it is wireless. The terminal 1 and the management terminal 3 may be configured to directly perform wireless communication. Moreover, although the relay machine 2 and the management terminal 3 showed the structure connected by the wire, it is good also as communication possible by radio | wireless. In this case, it is possible to reduce the cost for installation of electric wires and the like.

  Moreover, in the said embodiment, when the radio | wireless terminal 1 was attached to the charger 4, the charger 4 showed the structure which transmits a positional infomation to a radio | wireless terminal by wire, The structure which transmits a positional infomation by radio | wireless It is good.

  In addition, the detailed configuration and the detailed operation procedure shown in the embodiment can be changed as appropriate without departing from the spirit of the present invention.

It is a block diagram which shows the whole structure of the disaster action support system of this embodiment. It is a block diagram which shows the internal structure of the action support system at the time of a disaster of this embodiment. It is a figure which shows the example of a form of the radio | wireless terminal 1 of this embodiment. It is a sequence diagram which shows the flow of operation | movement of the action support system at the time of a disaster of this embodiment. It is explanatory drawing showing a mode that position information was updated.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Disaster action support system 1 Wireless terminal 11 Antenna 12 Communication part 13 Storage part 14 Display part 15 Control part 16 Charging part 17 Speaker 18 Microphone 19 Button 2 Repeater 21 Antenna 22 Communication part 3 Management terminal 31 Storage part 32 Display part 33 Information transmitting section 34 Control section 35 Speaker 36 Microphone 37 Button 4 Charger 41 Antenna 42 Position information transmitting section 43 Power supply section 44 Position information storage section 45 Position information writing section 51-60 Transmission information

Claims (6)

A plurality of wireless terminals installed in the facility and equipped with a wireless communication function;
A management terminal that communicates with the wireless terminal and transmits and receives disaster information;
A charger that is connectable to the wireless terminal and charges the power supply of the wireless terminal;
In disaster action support system with
The charger is
An installation position writing means for writing position information indicating the installed position;
Position information transmitting means for transmitting the position information to the wireless terminal;
With
The disaster action support system according to claim 1, wherein the wireless terminal includes position information notification means for notifying the management terminal of the position information transmitted from the position information transmission means. The wireless terminal is
A display for displaying data relating to disasters;
An operation button that accepts an external operation input,
The disaster action support system according to claim 1, further comprising operator information notifying means for notifying the management terminal of a type of an operator of the wireless terminal by operating the operation button.   The position information transmitting means of the charger transmits the position information by wire and wireless when the wireless terminal and the charger are connected, and the position when the wireless terminal and the charger are not connected. 3. The disaster action support system according to claim 1, wherein information is transmitted by radio.   The disaster action support system according to claim 1, wherein voice communication is possible between the wireless terminal and the management terminal. In wireless terminals installed in the facility and equipped with wireless communication functions,
A display for displaying data relating to disasters;
An operation button that accepts an external operation input,
A wireless terminal comprising: operator information notifying means for notifying an operator of the wireless terminal by operating the operation button. In a charger that can be connected to a wireless terminal and charges the power supply of the wireless terminal,
An installation position writing means for writing position information indicating the installed position;
Position information transmitting means for transmitting the position information to the wireless terminal;
With
When the wireless terminal and the charger are connected, the position information is transmitted by wire and wireless, and when the wireless terminal and the charger are not connected, the position information is transmitted wirelessly. And charger.

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