JP3090434B2 - Abnormal state detection guidance method and apparatus - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention automatically detects abnormal conditions such as fires, gas leaks, abnormal pressures, and floods in buildings such as buildings and roads and the like, and alerts and alerts of these abnormal conditions. The present invention relates to an abnormal state detection and guidance method for operating a treatment device with respect to, and a device thereof.

[0002]

2. Description of the Related Art Conventionally, abnormal conditions such as fires, gas leaks, abnormal pressures, flooding, etc. in buildings such as buildings and roads are automatically detected and alarmed, and abnormalities in fire extinguishing devices and the like. Systems have been used to activate treatment devices for the condition.

[0003]

However, in the above system, a sensor or the like for detecting an abnormal state and an alarm device or a processing device must be connected to a dedicated line each time. Therefore, these wirings must be laid in the building, and the work is troublesome.

[0004] Therefore, the present invention provides a method for installing sensors at arbitrary locations in a road, a building, or any other suitable structure using existing or newly installed members, and appropriately outputting output signals of these sensors. An object of the present invention is to provide an abnormal state detection and guidance method and apparatus capable of receiving an alarm at a location, alarming the alarm, and activating the treatment device to calm the abnormal state, and an apparatus therefor.

[0005]

According to the first aspect of the present invention, an appropriate abnormality detection sensor is provided in a structure, and an output signal of each of these sensors is converted into a signal of an appropriate frequency, which is converted into a signal of the structure. In an existing power line, existing wiring or a new line, and use this as an antenna line, a receiver for receiving the signal from this antenna line is provided in the building, and the signal received by this receiver is converted. Then, an abnormal state detection and guidance method is provided in which a warning is given to the inside or outside of the structure by light or sound.

According to a second aspect of the present invention, an appropriate abnormality detection sensor is provided in a building, and an output signal of each of these sensors is converted into a signal of an appropriate frequency, which is converted into an existing power line in the building. Flow to an existing wiring or a newly installed line and use it as an antenna line, a receiver for receiving the signal from the antenna line is provided in the building, and a signal received by the receiver is converted, and the An abnormal condition detection and guidance device having a configuration in which an alarm device that emits light or a sound is provided inside or outside and a treatment device such as a fire extinguisher is activated by the signal.

According to a third aspect of the present invention, there is provided a sensor transmitter including a proper abnormality detecting sensor and a converter for converting an output signal of each of these sensors into a signal of a proper frequency in the building. The converted signal of the transmitter is sent to an existing power line or existing wiring in the building, which is used as an antenna line, and a receiver for receiving the signal from the antenna line is provided in the building, and the receiver An abnormal state detection and guidance device, comprising an alarm device that converts a signal received in and emits light or sound inside or outside the structure, and each of the sensor transmitter and the receiver has a configuration capable of transmitting and receiving signals. And

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. 1 to 3 show a first embodiment of the present invention, and FIG. 1 shows a schematic configuration diagram thereof. A power line 2 connecting a number of lights 1 in a building such as a building is laid around the building. Further, a sensor signal generator 3 having a plurality of smoke sensors is provided in the building, and each of the sensor signal generators 3 sends a signal to the power line 2 via a transmitting antenna 4. ing. Therefore, when smoke is detected by the smoke sensor of the arbitrary sensor signal generator 3, an output signal of the smoke sensor is output,
This is converted into a weak radio signal and flows to the power line 2.
This is received by a receiver 5 provided in the building, and an alarm device is activated by an output signal of the receiver 5 or a fire extinguishing device is activated to extinguish a fire.

FIG. 2 shows the structure of the sensor signal generator 3 having the above-mentioned smoke sensor. When smoke is detected by the smoke sensor 6, the normally open switch 7 is turned on by the output signal of the smoke sensor 6, From the signal generator 8 connected to the switch 7, a signal of a weak radio wave of 250 KHz or less is output to the output terminal 9, and this signal is output from the transmitting antenna 4 connected to the output terminal 9 to the power line 2. It has a configuration. The sensor signal generator 3 includes a battery 10.

FIG. 3 shows the structure of the receiver 5, in which a signal from the transmitter 3 is connected to a power line 2 by a receiving antenna 11.
, Received by the internal amplifier 12,
A normally open switch 13 which is turned on by this output signal is connected. When the switch 13 is turned on, an output is output from the battery 14 to display an alarm by a light or the like, an optical display unit 15 for generating an alarm sound such as a buzzer, etc. It comprises a control unit 17 for operating the apparatus and the like. In addition, the fire extinguishing device sprays water, bubbles, sand, and the like in the vicinity of the output smoke sensor 6.

Although the smoke sensor is used in the first embodiment, a fire may be detected and extinguished by a heat sensor. Further, in addition to the smoke sensor and the heat sensor, an abnormality detection sensor such as pressure, gas, and flooding may be provided to detect an abnormal pressure, a gas leak, flooding, or flooding, and to issue an alarm. In these cases, the frequency of the signal generated by the signal generator 8 of the sensor signal generator 3 is changed and transmitted for each of the different types of sensors, and the receiver 5 operates an alarm or treatment device according to each sensor. Configuration. In addition, the sensor signal generator 3
Does not have a receiving function, and the receiver 5 does not have a transmitting function. However, each of them may have a transmitting / receiving function.

Further, in the above embodiment, the output signal from the abnormality detection sensor is converted into a long-wave signal, which is sent to the power line, but it can be FM-modulated and sent to the power line or the like. . As a result, even if the capacity is small, it is possible to send a signal to a location far away. In the above-described embodiment, the signal is transmitted using the power line in the building. However, the signal is not limited to the power line, and an appropriate existing wiring may be used. Further, the signal from the transmitter to the receiver may be sent to an existing wiring such as a power line from a remote location via an antenna, or may be received, or the transmitter or the receiver may be connected to the wiring such as the power line. The line may be directly connected.

FIG. 4 shows a second embodiment of the present invention. In a building such as a building, a new line 21 having a new line is provided to every corner. On the other hand, a sensor signal generator 22 is provided at an appropriate place in the building. This sensor signal generator 22 includes a smoke sensor 23
, A modem demodulator 24 for converting the output signal of each of the smoke sensors 23 to an appropriate frequency is provided, and an induction device 25 for converting the output signal of the modem demodulator 24 into an induction radio wave is provided. Radio waves are transmitted to the new line 21 by a bar antenna 26 provided near the new line 21.
Is output. Although not shown, a smoke sensor 23, a modem demodulator 24, a guidance device 25, and a bar antenna 26 are provided for each of the sensor signal generators 22.

On the other hand, a receiver 28 is connected to an appropriate part of the new line 21 via a radio wave coupler 27. In the receiver 28, a master unit 29 and an alarm display 30 by light and sound connected to the master unit 29 are provided. Therefore, when the smoke sensor 23 in the sensor signal generator 22 detects smoke, an output signal of the smoke sensor 23 is output and converted to an appropriate frequency by the modem demodulator 24.
A guidance radio wave is generated by the guidance device 25 and propagated to the new line 21 via the bar antenna 26. Then, the signal is received by the receiver 28 via the radio wave coupler 27. Then, a buzzer sounds and the lamp is turned on by the alarm display 30.

In the second embodiment, the sensor of the sensor signal generator 22 is the smoke sensor 23.
In some cases, a fire is sensed by a heat sensor and extinguished.
Furthermore, not only these smoke sensors 23 and heat sensors,
In some cases, an abnormal pressure sensor for detecting pressure, gas, water immersion, or the like is provided to detect abnormal pressure, gas leakage, water immersion, or flooding, and to issue an alarm. In these cases, a configuration is employed in which different guided waves are transmitted by changing the frequency of a signal to be converted by the modem demodulator 24 for each type of sensor, and an alarm or treatment device adapted to each sensor is activated on the receiver 28 side. It can be. Although the sensor signal generator 22 does not have a receiving function and the receiver 28 does not have a transmitting function, each of them may have a transmitting and receiving function.

In each of the above embodiments,
The present invention is used for detecting an abnormal state in a building such as a building and for alarming, but the present invention is not limited to a building and can be used for a building such as a road. In the first embodiment, a warning is given by a light display and a warning sound, and a device for extinguishing a fire is operated. However, these are not indispensable requirements of the invention, and either a light or a warning sound is required. All that is required is the display.

[0017]

According to the first aspect of the present invention, an abnormal state signal is put on a wiring such as an existing light line or a new line laid in a building such as a building or a road by using various sensors, and an antenna is provided. Function, and receive and display alarms via these wires or lines.Thus, a single wire or line can be used to perform various types of abnormal conditions and alarms. The detection and alarm of the state can be reliably performed, and the manufacturing cost can be reduced. In addition, in the case where wiring such as an existing power line that is stretched in the building is used as the antenna, there is no need to lay a dedicated line, and the equipment does not require labor and cost. In addition, since the light lines in these structures are composed of any number of circuits, they can be used even if one electric wire is cut, and the detection and alarm of an abnormal state can be reliably performed.

According to a second aspect of the present invention, in addition to the effects of the first aspect of the present invention, a warning of an abnormal state is issued to the entire structure, and a treatment device for an abnormal state such as a fire extinguisher is automatically activated. With this configuration, disasters can be dealt with quickly and are safer.

According to a third aspect of the present invention, in addition to the effect of the first aspect of the present invention, two-way communication between the transmitter and the receiver can be performed. It is quicker to deal with disasters and safer.

[Brief description of the drawings]

FIG. 1 is an overall schematic configuration diagram of a first embodiment of the present invention.

FIG. 2 is a schematic configuration diagram of a transmitter according to the first embodiment of the present invention.

FIG. 3 is a schematic configuration diagram of a receiver according to the first embodiment of the present invention.

FIG. 4 is an overall schematic configuration diagram of a second embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Electric light 2 Electric light line 3 Sensor signal generator 4 Transmission antenna 5 Receiver 6 Smoke sensor 7 Normally closed switch 8 Signal generator 9 Output terminal 10 Battery 11 Receiving antenna 12 Amplifier 13 Normally closed switch 14 Battery 15 Optical display Unit 16 Alarm control unit 17 Control unit 21 New line 22 Sensor signal generator 23 Smoke sensor 24 Modem demodulator 25 Guidance device 26 Bar antenna 27 Radio wave coupler 28 Receiver 29 Master unit 30 Alarm display

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Claims (3)

(57) [Claims] 1. An appropriate abnormality detection sensor is provided in a building, an output signal of each of these sensors is converted into a signal of an appropriate frequency, and the signal is converted into an existing light line, existing wiring or newly installed signal in the building. Let it flow through the line and use it as an antenna line,
A receiver for receiving the signal from the antenna line is provided in the structure, and the signal received by the receiver is converted, and a warning is given to the inside or the outside of the structure by light or sound, Abnormal state detection guidance method. 2. An appropriate abnormality detection sensor is provided in the building, an output signal of each of these sensors is converted into a signal of an appropriate frequency, and the signal is converted into an existing light line, existing wiring or a new line in the building. And a receiver for receiving the signal from the antenna line is provided in the structure, and a signal received by the receiver is converted into light or sound inside or outside the structure. An abnormal state detection guidance device characterized by comprising an alarm device for issuing a warning and operating a treatment device such as a fire extinguisher in response to the signal. 3. A sensor transmitter comprising an appropriate abnormality detection sensor and a converter for converting an output signal of each sensor into a signal of an appropriate frequency is provided in the building, and the converted signal of the sensor transmitter is provided. To an existing power line or existing wiring in the building and use this as an antenna line, a receiver for receiving the signal from the antenna line is provided in the building, and the signal received by the receiver is converted. The sensor transmitter and the receiver are provided with an alarm device that emits light or sound inside or outside the structure, and each of the sensor transmitter and the receiver is configured to be capable of transmitting and receiving signals,
Abnormal state detection guidance device.