JP2009251978A - Security alarm management system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the following problems: a management center of a gas provider has no means to early confirm the normality of a gas providing environment in the periphery of a security alarm incapable of determining the normality of the gas providing environment in the home as the information expressing no detection of abnormality by the security alarm for the predetermined period of time is not included. <P>SOLUTION: A control means 19 of a gas meter 14 inputs the information of abnormality from the security alarm and transmits the information expressing the normality of the gas providing environment in the periphery of the security alarm 16 output by the normality determining means 18 to the management center 21 of the gas provider when the continuous normal period reaches the predetermined period. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an alarm management system for efficiently managing normal operation of an alarm device in cooperation with a gas meter for measuring a gas flow rate and an alarm device installed indoors.

  Conventionally, as this type of alarm device management system, an alarm device notifies a gas meter of information such as the number of alarms of gas leak or fire alarm or the type of gas leak or fire alarm via an alarm communication means. (For example, refer to Patent Document 1). The configuration will be described below with reference to FIG.

  In FIG. 3, the alarm management system includes a flow rate measuring means 11 for measuring the flow rate of the gas flowing through the flow path 10, a shutoff valve 12 as a gas shutoff means for shutting off the gas when an abnormality is detected, and information communication with an external device. A gas meter 14 provided with a meter communication means 13 and an alarm device 16 provided with an alarm communication means 15 for communicating information with the gas meter 14. The device information of the alarm device 16 is transmitted to the gas meter 14 for alarm. It manages the vessel. Here, 17 is a notification means, 19 is a control means, and 20 is a gas appliance. Reference numeral 21 denotes a management center of a gas company, and 22 denotes a management center of a local government.

  As shown in FIG. 2, the gas leak alarm 16 includes a gas sensor 23 as information detection means for detecting a fire or a flammable fluid or a toxic fluid, and a notification means 24 for notifying the outside of the abnormality. .

In the above configuration, the alarm device 16 informs the gas meter 14 via the alarm communication means 15 of information such as the number of gas leaks and fire alarms and the type of gas leaks and fire alarms. The local government center was able to catch the signs of gas accidents and proceed with inspections, which was supposed to help prevent accidents.
JP 2007-226282 A

  However, since the conventional configuration does not include information that the alarm device has not detected an abnormality for a predetermined period, there is a problem that it cannot be determined at a glance that the gas supply environment of the home is normal. there were.

  In order to solve the conventional problem, the alarm management system of the present invention includes a gas meter provided with a normal determination unit that determines that the alarm has not detected an abnormality for a predetermined period of time, and the normalization by the notification unit. The judgment information is sent to the management center. As a result, the management center immediately knows that gas is being supplied in a normal environment, and can efficiently manage the alarm device.

  An alarm device management system according to the present invention comprises an alarm device management means for managing an alarm device, a gas meter comprising a notification means for outputting a management result of the alarm device management means, and an alarm device based on information of the notification means. It is composed of a management center that manages gas, can notify a gas supplier who is a gas expert, and can quickly replace or install an alarm device.

  A first aspect of the invention is an alarm comprising a detection means for detecting a fire or a flammable fluid or a toxic fluid, an alarm notification means for detecting that an abnormality is detected and notifying, and an alarm communication means for communicating information with a gas meter. A normal determination means for outputting information indicating that the gas supply environment in the vicinity of the alarm device is normal when a period in which the alarm device has no abnormality reaches a predetermined period, and information on the normal determination device to the management center The management center is configured so that the management center manages the alarm device based on the information of the meter communication means, and the management center is in a normal gas supply environment around the alarm device. It is possible to grasp the situation immediately and manage it efficiently.

  The second invention is a program for causing a computer to function as all or part of the gas shutoff device according to the first invention. And since it is a program, at least one part of the program of this invention is easily realizable using a general purpose computer or a server. Also, program distribution and installation can be simplified by recording on a recording medium or distributing a program using a communication line.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the present embodiment.

(Embodiment 1)
FIG. 1 is a block diagram of an alarm device management system according to the first embodiment of the present invention, and FIG. 2 is a block diagram thereof. 1 and 2, the alarm management system includes an ultrasonic flow meter 11 as a flow rate measuring means for measuring the flow rate of the gas flowing through the flow path 10 and a shut-off as a gas shut-off means that shuts off the gas when an abnormality is detected. A gas meter 14 provided with a valve 12 and a meter communication means 13 that communicates information with an external device, and a gas leak alarm 16 that is an example of an alarm device provided with an alarm communication means 15 that communicates information with the gas meter 14. Then, the device information of the gas leak alarm device 16 is transmitted to the gas meter 14 to manage the alarm device. Here, 17 is a notification means, 18 is a normality determination means, 19 is a control means, and 20 is a gas appliance. Reference numeral 21 denotes a gas company management center, and 22 denotes a local government management center.

  As shown in FIG. 2, the gas leak alarm 16 includes a gas sensor 23 as information detection means for detecting a fire or a flammable fluid or a toxic fluid, and a notification means 24 for notifying the outside of the abnormality. . Here, 25 is a battery, and 26 is a control means.

  About the alarm device management system comprised as mentioned above, the operation | movement and an effect | action are demonstrated.

  If the concentration of the gas detected by the gas sensor 23 becomes an abnormal numerical value, the control means 26 determines that it is abnormal, and notifies the gas meter 14 and the notification means 24 of the abnormality information via the alarm communication means 15. When the abnormality information is input from the gas leak alarm 16, the gas meter 14 performs warning and interruption determination by the control means 19, transmits the abnormality information to the management center 21 of the gas company, and notifies the abnormality by the notification means 17. Or the flow path 10 is shut off by the shut-off valve 12.

  The control unit 19 of the gas meter 14 has a counter that starts zero after detecting power-on or input of abnormality information with a timer managed by the gas meter 14, and the count reaches a predetermined period, that is, a period in which there is no continuous abnormality. When the predetermined period is reached, information indicating that the gas supply environment around the alarm device 16 is normal is transmitted by the normality determination means 18 to the management center 21 of the gas company. Here, the predetermined period is a time unit such as one year, one month, one week, or one day.

  In addition, the local government 22 can manage the information by not only providing the gas company 21 but also providing the information to the local government 22 that obligates the installation of the alarm device. And if the local government 22 receives the information from a gas company, there is an advantage that management of the alarm device can be realized without introducing a large system.

  The local government 22 has legislated to require the installation of alarms, such as fire alarms, even in ordinary homes, but means for easily confirming that the gas supply environment around the installed alarms is normal There was no. By using the communication means provided in the gas meter and the communication means provided in the alarm as described above, the normal state can be easily managed, and the management labor can be reduced.

  In addition, although the above description was demonstrated by the structure which a gas meter transmits to a management center, the same effect is acquired also by communicating information to a management center and managing by the communication means of an alarm device. Further, although the communication means is illustrated by wireless transmission / reception, it is obvious that the same effect can be obtained even if it is configured by wire. In particular, a system can be constructed at low cost by using an existing telephone line or LAN from a gas meter such as a LAN or telephone line to a gas company or between a gas company and a local government.

  Further, in each of the above-described embodiments, the control flow is executed by causing the microcomputer to function with the program stored in the control means, but it is also possible to execute it with hardware instead of the program. Further, the transmission method of each signal of the gas shut-off device and the alarm device can be applied to any of a wired method, a wireless method, and a combination of a wired method and a wireless method.

  As described above, the meter communication means for information communication with the external device provided in the gas meter according to the present invention, and the alarm device for detecting an abnormality by detecting a fire or a flammable fluid or a toxic fluid, and information communication with the gas meter. Alarm communication means for performing alarm management of the alarm device by transmitting abnormality information of the alarm device to the gas meter. As a result, the gas meter can manage the period when there is no continuous abnormality of the alarm, and the gas meter can notify the gas supplier who is a gas expert, so that the gas supply environment around the alarm can be easily established. It turns out that it is normal and can reduce management effort.

The block diagram of the alarm device management system in Embodiment 1 of this invention Block diagram of the alarm management system Block diagram of a conventional alarm management system

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Flow path 11 Flow measurement means 12 Shut-off valve 13 Meter communication means 14 Gas meter 15 Alarm communication means 16 Gas leak alarm device 17 Notification means 18 Normal judgment means 19 Control means 20 Appliance 21 Gas company 22 as management center 22 As management organization Municipality 23 Gas sensor 24 Notification means 25 Battery 26 Control means

Claims (2)

A detection means for detecting a fire or a flammable fluid or a toxic fluid; an alarm means for detecting an abnormality that is detected and abnormal; and an alarm communication means for communicating with a gas meter; and an abnormality of the alarm A normal determination means for outputting information indicating that the gas supply environment in the vicinity of the alarm device is normal when the period during which no alarm is present is provided, and a meter communication means for reporting information on the normality determination means to a management center. An alarm management system comprising a gas meter and a management center that manages the alarm based on information from the meter communication means. A program that causes a computer to function as all or part of the alarm device management system according to claim 1.

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