JPS61239763A - Long distance operating device - Google Patents

Abstract

PURPOSE:To control a gas cutoff valve from a visiting place by controlling the gas cutoff valve according to information from a safety device when a valve opening signal for the gas cutoff valve is inputted through a telephone set at the visiting place. CONSTITUTION:An operator at his or her visiting place makes a telephone call through a pushphone T1 and inputs the password number of his or her house and when the password number is inputted, it is judged whether or not an abnormal signal is inputted from a fire sensor S1, an accident prevention sensor S2, or gas leak sensor S3. When the result of a security check is OK, the apparatus number of the apparatus operation of at least either of gas apparatuses 43 and 44 is inputted to turn on the gas apparatus 43 or 44 and the operation state of the gas apparatus 43 or 44 is checked at this time; when the result of a security check is OK, it is judged whether the gas cut off valve 3 is open or not. When the valve is open, a firing command is outputted to the gas apparatus 43 or 44 and a speech of 'valve open and firing ready' is transmitted to the pushphone 1.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a remote control device for operating gas appliances in a home from outside using a telephone.

[Prior Art] Safety information and gas appliance information output from disaster prevention safety devices and gas appliances in a residence are transmitted to a management center via a public telephone line, and the safety information is transmitted from the management center via the public line. Remote monitoring devices that control equipment and gas appliances, notify disaster prevention agencies, dispatch personnel, and contact designated agencies are beginning to be put into practical use.

This long-distance monitoring device is a system that automatically sends a message to a management center when there is an accident within a residence, but preventing accidents is important from a disaster prevention perspective. Therefore, long-distance monitoring devices, which consist of various safety devices for gas appliances installed in the house and a telephone set outside the house that responds with information from the safety devices, have been put into practical use, and people can use their telephones to monitor when going out. I was checking for gas leaks and malfunctions in gas appliances at the house while I was away.

[Problems to be Solved by the Invention] However, with the above-mentioned remote monitoring device, even if a gas leak or malfunction of a gas appliance is confirmed when the resident calls from outside, the gas supply is cut off when the resident returns home. Nothing can be done until then. Furthermore, it was impossible to ignite gas appliances from outside.

[Means for Solving the Problems] The first aspect of the remote control device of the present invention is a gas cutoff valve that cuts off the supply of gas to gas appliances in a residence, and an electronic control that controls the gas cutoff valve. a circuit provided outside the residence;
The electronic control circuit is comprised of a telephone that communicates with the electronic control circuit via a public telephone line, and the electronic control circuit controls the gas cutoff valve to be fully opened when an opening signal for the gas cutoff valve is input from the telephone. The second invention has the following configuration:
A gas shutoff valve that cuts off the supply of gas to gas appliances inside the house, a safety device that monitors the safety of the gas appliances, an electronic control circuit that inputs various information inside the house, and a gas cutoff valve installed outside the house. The electronic control circuit is configured to communicate with the electronic control circuit through a public telephone line, and when the electronic control circuit receives an opening signal for the gas cutoff valve from the telephone, the electronic control circuit operates according to the information from the safety device. The gas cutoff valve is configured to be controlled.

[Actions and Effects of the Invention] With the above configuration, the remote control device of the present invention has the following actions and effects.

b) By opening the gas cutoff valve when a gas cutoff valve opening signal is input from a telephone outside the home, the gas cutoff valve can be controlled from outside the home.

口) When you input the gas cutoff valve opening signal from your phone while you are away, the gas cutoff valve is controlled according to the information from the safety equipment, allowing you to control the gas cutoff valve from outside and also to control gas appliances. Safety can be confirmed.

[Example] A long-distance operating device of the present invention will be described based on an example shown in the drawings.

Figure 1.2 shows a block diagram of the remote control device of the invention.

A is a remote control device, 1,00 is a residential device installed in the residence, TO is a telephone installed in the residence, and L is a switching system (
T1 indicates a push-button dial telephone installed outside the residence.

The residential device 100 includes a fire sensor 81 that detects fire.
, security sensor S2, which is a normally closed, voltage-free contact attached to windows, doors, etc., when inoperable, OV1, when normal, 6
V, a group of information detection sensors for various safety devices, including a gas leak sensor S3 that produces a 12V output in the event of a gas leak (
Sensor group) 1, electronic control circuit 2, gas cutoff valve 3
, various appliances consisting of electrical appliances 41, 42 and gas appliances 43, 44.
．． 46.47.48 power supply (AC100
V 5G/60H2)5.

The electronic control circuit 2 is a storage device for the central processing unit 300, the output interface 400, the set value of the variable flow rate, the set time, the set voltage of the battery power supply, and the set synthesized voice, and converts the data from the sensor group 1 into electrical signals. The system has an input interface 200 for inputting data, a random access memory (RAM) for storing their states, and a read-only memory (ROM) for storing and controlling procedures for the entire system.

The input interface 200 is provided with a non-voltage input boat 201 that is an input boat for the fire sensor S1 and the security sensor $2, and a voltage input boat 202 that is an input boat for the gas leak sensor S3.

The central processing unit (CPtJ) 300 receives the input from the input interface 20 from the output interface 400.
0, a security function 301 that determines whether the output signals of the fire sensor S1, security sensor S2, and gas leak sensor S3 are normal or abnormal, and an output interface 400.
An appliance operation monitor function 302 that turns on and off various appliances 4 and monitors the operating status of the various appliances 4 when the appliances are turned on based on input from the security function 301, and an appliance operation monitor that monitors the security function 301 and the appliance operating status. It has an audio/audio function 303 which inputs a signal from at least one of the monitor function 302 and outputs the input signal into audio.

Further, a central processing unit (CPU) 300 has a gas cutoff function 30 which is provided in parallel with these and which operates the gas cutoff valve 3.
It has 4.

The output interface 400 is manually operated by a resident and includes a mode switching device 401 that switches between a home mode and an out-of-home mode, and a mode switching device 401 that is operated manually by a resident, and a mode switching device 401 that switches between a home mode and an out-of-home mode.
When the TO becomes ready to respond and the mode switching bag W1401 is in the outing mode, the telephone T1 and the central processing unit CPtJ (
300), and has a receiving function 402 that inputs a transmission signal from the telephone T1, and a transmitting function 403 that outputs a response signal to the telephone T1.

The operation of this embodiment will be explained with reference to the flowcharts shown in FIGS. 3 to 5.

3 to 5 show operational flowcharts for igniting a gas appliance when the mode switching device 401 is set to the go-out mode.

The operator makes a call using the telephone T1 from outside the home (501) and connects the telephone to a public telephone line (502).
I want to output a voice saying "I'm just out of town" (503), and determine whether or not I have entered my residential PIN (EX "1""2"3""*") 504). (505) to prevent malfunctions of gas appliances 43 and 44 and mischief by operators other than residents (505).
. When the password is input, it is determined whether the security check is 0 or not (506), that is, the fire sensor S1
, the disaster prevention sensor S2, and the gas leak sensor S3. When the security check is not 0, proceed to (519), and when the security check is 0, send a voice saying "Please" to the telephone T1 (5G?), and then turn on at least one of the gas appliances 43 and 44. It is determined whether the instrument number (EX '0'"4") for instrument operation has been input (508), and if the instrument number has not been input (51
When you proceed to step 8) and enter the appliance number, gas appliance 43.4
4(7)ON(EX ”O”4”111et ”*”
509) Gas appliance, 43. If 44 is not OHL, proceed to (505). Gas appliances, 43.44 ONL, gas appliances, 43.
The operating status of 44 is monitored by the monitor L (510), and the signal is converted into a voice saying ``No abnormality'' or ``abnormality has occurred'' and sent to the telephone T1 (511), and then it is determined again whether the security check is 0 or not. When the security check is not OK (519)
When the security check is 0, it is determined whether the gas cutoff valve 3 is open or not (513), and when the valve is open, an ignition command is output to the gas appliances 43 and 44, and the message "Valve open state, ignition" is output. ``Available'' is transmitted to the telephone T1 (514). When the instrument number is correct, start operating the instrument. At this time, for example, in the case of starting the operation of the gas appliances in the bath, a voice saying "Preparation for the bath will begin" is transmitted to the telephone T1 (515). When the valve is not open, a voice saying ``Valve open, ignition possible'' is sent to the telephone T1 (516), and then it is determined whether or not the telephone T1 has taken off the handset (517), and when the handset is off. Proceed to (505), and when the receiver is not hung up, proceed to (508).

In (518), the security code (EX fire sensor: 110FT "1"゛*, security sensor: "I Ol# 112"g ***, gas leak sensor, 110?1"439? 11*t#) It is determined whether or not the security code has been input, and if the security code has not been input, the process advances to (505). When the security code is input, please input the sensor output signal.51
9) Next, select “No abnormality” or “Abnormal occurrence”
I want to send the voice to the button °F1 (520),
Next, proceed to (517). Gas cutoff valve 3 is turned off due to abnormality input from fire sensor S1 and gas leak sensor S3.
Control may be performed to shut off the gas supply to the house.

As a function to prevent malfunctions, a) If there is no input for 15 seconds or more during any operation, the public line will be disconnected (OFF).

口) All actions will not be executed unless the "*" key is entered at the end of each action.

c) In all cases, if you enter a password or equipment number other than the one set twice, the public line will be turned off.

[Brief explanation of drawings]

Figure 1.2 is a block diagram of the long-distance operating device of the present invention, and Figure 3.4.5 is the long-distance operating device of the present invention!
2 is an operation flowchart of the electronic control circuit of FIG.

Claims (1)

[Scope of Claims] 1) A gas cutoff valve that cuts off the supply of gas to gas appliances in a house, an electronic control circuit that controls the gas cutoff valve, and a gas cutoff valve that is provided outside the house and that is connected to the electronic control circuit. When the electronic control circuit receives an opening signal for the gas cutoff valve from the telephone,
A remote control device for opening the gas cutoff valve. 2) A gas cutoff valve that cuts off the supply of gas to gas appliances inside the house, a safety device that monitors the safety of the gas appliances, an electronic control circuit that inputs various information inside the house, and a gas shutoff valve that shuts off the supply of gas to gas appliances inside the house, an electronic control circuit that inputs various information inside the house, and and comprises a telephone that communicates with the electronic control circuit via a public telephone line, and the electronic control circuit receives information from the safety device when an opening signal for the gas cutoff valve is input from the telephone. a remote control device that controls the gas cutoff valve accordingly;