JPS62293017A - Centralized remote control device for burner and the like - Google Patents

Abstract

PURPOSE:To provide a centralized remote control device which has the functions of control and watching for a plurality of burners, etc. by providing a remote control circuit for centralized remote control which is connected to an electric light line and sending and receiving pulse signals using the electric light line as a signal transmission line. CONSTITUTION:The main body 1 of a hot water supplier has a control circuit 8 for the burner of a hot water supplier, and the main body 6 of an air conditioner has a control circuit 8' for the burner of an air conditioner, and a remote control device 3 for centralized remote control has a remote control circuit 9, and they are respectively connected to an electric light line 5. And, by setting them up so that secret code number signal of an address setting switch in the control circuit 9 can be mutually received and transmitted, pulse signals are overlapped on the electric light line 5. In those pulse signals higher harmonic wave signal 11 is overlapped on the voltage wave form of the electric power source of the electric lamp line. By mutually receiving and transmitting this higher harmonic wave signal 11, it is possible to make control and watching which match a command code and data code among the remote control device 3 for centralized remote control, the main body 1 of the hot water supplier and the main body 6 of the air conditioner.

Description

Detailed Description of the Invention 3. Detailed Description of the Invention Industrial Application Field The present invention provides a method for controlling and controlling equipment without wiring a central remote control remote control and a plurality of combustion equipment bodies, etc. with specific connection cables. This invention relates to a centralized remote control device for combustion equipment, etc., which has a monitoring function.

Conventional technology Conventionally, the wiring connecting the remote control and the main body of the device required 8 to 12 cores of wire to control and monitor the status of the device, such as for power supply, operation, and display, and the amount of signal transmission increased. As a result, wiring work is complicated and time-consuming, and incorrect wiring may cause trouble with the device itself.

Furthermore, if multiple combustion devices were to be controlled by a single remote controller for centralized rapid heating control, the wiring would be complicated and many troubles would occur, so this method had not been put into practical use much.

Problems to be Solved by the Invention In recent years, the remote control and the main body of the device, each equipped with a microcomputer, are connected to a two-core connection cable, and this connection cable not only supplies power from the main body of the device to the remote control, but also sends instructions to the remote control using a microcomputer. A device has been developed that replaces the pulse signal emitted by the computer and superimposes this signal on the power supply of the connection cape and sends it to the device itself to control combustion, but even with this method, a connection cable must be connected between the device and the remote control. Installation work is required,
In terms of construction costs, there was a problem that it was not cheap.

Generally speaking, if you try to control multiple combustion devices with a single centralized remote control, you will need to install connection cables, which will make the wiring work complicated and time-consuming, and there is a risk of problems due to incorrect wiring. , it was not put into much practical use.

Therefore, the present invention provides an easy-to-install device that controls and monitors a plurality of combustion equipment bodies using the electric light wiring in a general household.

Means for Solving the Problems In order to solve the above-mentioned problems, the centralized remote control device for combustion equipment, etc. of the present invention includes an equipment control drive circuit, an address setting switch, an equipment control microcomputer, and the like in the equipment body. Water heating equipment equipped with a control circuit for combustion equipment, which is connected to a microcomputer for equipment control, and has a two-way signal transmission circuit that superimposes a pulse signal on a power line via a coupling transformer connected to a transmitting circuit and a receiving circuit. and air conditioning equipment, etc. are connected to the power line, and the central remote control remote control includes a device operation switch circuit, a display circuit, an address setting switch, a remote control microcomputer, and is connected to the remote control microcomputer, and is connected to a transmitting circuit and a receiving circuit. A remote control circuit for centralized remote control, which includes a two-way signal transmission circuit that superimposes a pulse signal on the power line via a connected coupling transformer, is connected to the power line, and the power line is used for signal transmission. It is configured to have control and monitoring functions for a plurality of combustion devices, etc. by transmitting and receiving pulse signals as a channel.

Effect: With the above-described configuration, the present invention can connect multiple combustion equipment bodies and one central remote control remote control to a power line outlet, and connect the central remote control remote controllers and the equipment body using a specific connection cable. Multiple combustion systems that can be remotely controlled from anywhere that can be connected to an outlet without wiring, without the need for construction work, and without the risk of incorrect wiring, without having to install a central remote control remote control in a specific location. The present invention aims to provide a centralized remote control device that has functions for controlling and monitoring equipment, etc.

EXAMPLE Hereinafter, an example of the present invention will be described according to the schematic configuration diagrams of FIGS. 1 to 4.

Reference numeral 1 denotes a water heater main body installed outdoors, and the water heater FM device main body 1 is fully supplied with power for operation from an outdoor outlet 2. Reference character a denotes a remote controller for centralized remote control installed in a kitchen or the like, and the remote controller 3 for centralized remote control is supplied with power from an indoor outlet 4 and is connected to the water heater main body 1 via an indoor power line 5. has been done. Reference numeral 6 denotes an air conditioner body installed in a living room or the like, and is connected to an indoor outlet 4'.

The water heating equipment main body 1 has a hot water heating combustion equipment control circuit 8 shown in FIGS. 2 and 3, and the air conditioning equipment main body 6 has a hot water heating combustion equipment control circuit 8 shown in FIGS. 2 and 3. The remote controller 3 for centralized remote control has a remote control circuit 9 for centralized remote control shown in FIG. , are connected to the electric light line 5 together with the electric light 7 and the like.

FIG. 3 shows a control circuit 8 for hot water supply combustion equipment.

8a is connected to the electric light line 5 and connected to the outdoor outlet 2
The power cord plug 8b connected to the power supply transformer obtains low voltage power. 8f is a microcomputer for controlling the unit (hereinafter referred to as a microcomputer), and is used for power supply and N for the microcomputer.
It is connected to a power supply circuit 8c that constitutes a power source for resource creation and the like. 8d is a circuit that generates a pulse in synchronization with the zero phase of the power line power supply, and 8e is a reset circuit that returns the microcomputer to its initial state when the power is turned on or when a temporary power outage occurs.

8g is an address setting switch which allows the equipment control microcomputer 8f to store a password signal for transmitting mutual signals with the central remote control remote control 3;
Any combination is possible. 8h is an equipment control drive circuit, which is a circuit for controlling combustion equipment using signals from sensors, etc., and is connected to actuators (electromagnetic valves, igniters, etc.). 81 is a bidirectional signal transmission circuit which connects the receiving circuit 81 and the transmitting circuit 8 to the device control microcomputer 8f, and superimposes a pulse signal on the power line 5 via the coupling transformer 8e.

The above configuration constitutes the hot water supply combustion equipment control circuit 8. Furthermore, since the air conditioning combustion equipment control circuit 81 has almost the same control circuit configuration as the hot water supply combustion equipment control circuit 8, the same parts will be described below with the same reference numerals followed by ', and illustrations thereof will be omitted. However, the address setting switch is set for air conditioning combustion equipment. FIG. 4 shows a remote control control circuit 9 for centralized remote control.

9a is connected to the electric light line 5 and is connected to the indoor outlet 4.
The power cord plug 9b connected to the power supply transformer obtains low voltage power. Reference numeral 91 denotes a remote control microcomputer, which is connected to a power supply circuit 9c forming a 6.degree.

9d is a zero-phase pulse generation circuit that generates PALNU in synchronization with the zero-phase of the power line power supply, and 9e is a reset circuit that returns the microcomputer to its initial state when the power is turned on or when there is a temporary power outage.

Reference numeral 9g denotes an address setting switch that causes the centralized remote control remote control microcomputer (hereinafter referred to as microcomputer) 91 to store a password signal for transmitting mutual signals with the water heater main body 1 and the air conditioner main body 6. , and any combination is possible.

Reference numeral 9h is a remote control switch for operating the hot water supply equipment main body 1 and the air conditioning equipment main body 6, such as starting, stopping, temperature setting, etc., and 9I is a Nuitch input selection circuit which, in combination with the switch scan circuit 91, controls the address setting. This is the @ route for selecting the switch inputs of the switch 9g and the remote control switch 9h and having them identified by the remote control microcomputer 9f.

9 is a display circuit, and is a circuit 91 for controlling the lighting of operation lamps, combustion lamps, etc. for checking the operating status of the water heater main body 1 and the air conditioner main body 6.

9m is a bidirectional signal transmission circuit that includes a transmitting circuit 9o and a receiving circuit 9.
n is connected to the remote control microcomputer 9f, and a pulse signal is superimposed on the electric light line 5 via a coupling transformer 9p.

With the above configuration, the remote control control circuit 9 for centralized remote control
Configure. Next, to explain the operation, the address setting switch 8g of the hot water supply combustion equipment control circuit 8 and the address setting switch sg of the air conditioning equipment control circuit 8'
By setting / and so that the password signal of the address setting switch 9g of the remote control circuit 9 for centralized remote control can be mutually transmitted and received, when the remote control switch 9h is operated, an operation command can be issued to the remote control microcomputer 9f, and the above-mentioned The remote control microcomputer 9 is connected to the transmission circuit 9n of the bidirectional signal transmission circuit 9m in the remote control control circuit 9 for centralized remote control.
A pulse signal is emitted from g, and through the coupling transformer 9p,
A pulse signal is superimposed on the electric light line 5. As shown in FIG. 5, the pulse signal has a zero-phase harmonic signal 11 superimposed on the voltage waveform 10 of the power line power source. This high-frequency e signal has a message structure as shown in Fig. 6, in which 4- to 8-bit local station address 12.4-8 bits remote station address 13.2-bit type code 14.2-bit data Long code 15.4 to 8-bit instruction code 16.0 to 24
Bit data code 17.4 bit false detection code 1
8, and this signal is transmitted to the bidirectional signal transmission circuit 8.
1, 8i', and 9m are configured so that information is identified by microcomputers 8f, 8f', and 9f, respectively.

The harmonic signal 11 with the telegram configuration shown above is connected to the 7ri light line 5.
When the electric power line 5 is connected to the electric light line 5, the hot water heating combustion equipment control circuit 8 of the outdoor water heating equipment main body 1 and the air conditioning combustion equipment control circuit 8' of the indoor air d111 equipment main body 6 are connected to the electric light line 5.
The device receives the signals all at once, and begins decoding the data using the device-controlled microcomputer 8f'.The other party's address, that is, the address of the remote controller 3 (the password set with the address setting switch 9g of the remote control control circuit 9 for centralized remote control) and the local address of the hot water heater body 1 and the air conditioner body 6 (the address setting switch 8 of the combustion equipment control circuit 8 and 8')
The combustion equipment main body 1 and the air conditioner main body 6
When either of them confirms the confirmation, the combustion equipment main body on the matching side decodes the command code sent after that, and depending on the command, the equipment control microcomputer 8f or 81
' operates the device control drive circuit 8h or 8h',
An operation control command is given to either the hot water supply equipment main body 1 or the air conditioning equipment main body 6. If the addresses of the water heating equipment main body 1 match, the water heating equipment main body 1 starts operating based on the operation control command, and when a combustion signal is detected by a sensor or the like, the equipment control microcomputer 6f controls the combustion. The signal is detected, replaced with a pulse signal, and transmitted from the bidirectional signal transmission circuit 81 to the power line 5 as the harmonic signal 11.
This time, the remote control microcomputer 9f of the remote control circuit 9 for centralized remote control decodes the data of the telegram, and sends it to the remote control 3 for centralized remote control.
k is operated to control the lighting of the combustion land 91.

In this way, by mutually transmitting and receiving pulse signals as harmonic signals 11 according to telegram commands, the central remote control remote control 3, the water heater main body 1, and the air conditioner main body 6
Control and monitoring can be performed in accordance with the instruction code and data code between the two.

In addition, the false detection code 18 detects whether there is any wrong information in the pulse signal that is being sent, and if it is found that there is wrong information, the message will be invalidated and the function will prevent malfunction. have.

The station that received the message (either the central remote control remote control, the water heater unit, or the air conditioner unit) sends a confirmation message to the station that sent the message.
If the confirmation message cannot be received, the first message is sent again and, while mutually confirming, the control and control of the combustion equipment is carried out.
The device control microcomputers 8f and 8 monitor
f' and a remote control microcomputer 9f.

Since the central remote control remote control a only needs to be connected to the electric light line 5, it can be moved and used, for example, in a living room or bedroom other than the kitchen. In addition, by connecting another remote control with a different operation and display to the power line 5 and setting an address, the water heating equipment main body 1 and the air conditioning equipment main body 6 can be controlled and monitored by a control/monitoring command signal that matches the address setting. You can also do In addition, mutual transmission with a centralized home controller with different operation specifications (for example, a centralized home controller that controls other home appliances in the same way) is also possible, so a side circuit can be installed to enable mutual transmission. It is possible to freely upgrade the system by incorporating it or incorporating it all together.

Effects of the Invention According to the present invention, the following effects can be obtained.

(1) Since the electric power source of a general household is used as a signal transmission path by superimposing harmonic signals, all you need to do is connect it to an outlet, and all you need to do is connect the remote control for centralized remote control and the combustion equipment itself, such as an I4 hot water heater or air conditioner. There is no need to wire specific connection cables between the combustion devices, and centralized remote control and remote monitoring of each combustion device can be performed with high reliability and without fear of malfunction.

(2) Since no construction work is required, there is no construction cost and inexpensive combustion equipment can be obtained.

(3) There is no risk of incorrect wiring.

(4) Even if you do not install the remote control for centralized remote control in a specific location, you can freely carry and move the remote control anywhere you want to connect to an outlet, such as the living room or bedroom, and use it as a wireless remote control. .

(5) Can be interconnected with a remote control with the same control method of different specifications, such as a centralized home controller for EVA home appliances, and multiple home appliances and multiple combustion machines; 1) ÷ central remote control/remote control of the main unit; Monitoring can be done with high reliability and without worrying about malfunctions.

[Brief explanation of the drawing]

1 and 2 are schematic diagrams of the configuration of a centralized remote control device for combustion equipment, etc., showing one embodiment of the present invention; FIG. 3 is a block diagram of a control circuit for controlling equipment within the combustion equipment; and FIG. The figure is a block diagram of the central remote control control circuit, FIG. 5 is a schematic diagram of a pulse signal (harmonic signal) superimposed on the power line power source, and FIG. 6 is a schematic diagram of the telegram structure of the pulse signal. 1... Hot water supply equipment body, 3... Remote control for centralized remote control, 5... Electric light line, 6...
・Air conditioning equipment body, 8... Control circuit for hot water supply combustion equipment, 8/... Air conditioning combustion equipment control circuit, 8f...
... Device control microcomputer, 8g ... Address setting switch, 8h ... Device control drive circuit,
8□・・・Bidirectional signal transmission circuit, 8I・・・・・・
・Reception circuit, 8k...Transmission circuit, 8e...
...Coupling transformer, 9...Remote control circuit for centralized remote control, 9f-°...Microcomputer for remote control, 9
g...Address setting switch, 9h...
・Equipment operation switch circuit, 9k...display circuit, 9m...bidirectional signal transmission circuit, 9n...
...Transmission circuit, 9o...Reception circuit, 9p...
...Coupling transformer. Name of agent: Patent attorney Toshio Nakao and 1 other person5.
-Light line 4' 2nd outlet' Figure 3

Claims (1)

[Claims] A pulse signal is transmitted to a power line through a device control drive circuit, an address setting switch, a device control microcomputer in the device body, and a coupling transformer connected to the device control microcomputer and connected to a transmitting circuit and a receiving circuit. Water heaters, air conditioning equipment, etc. equipped with a control circuit for combustion equipment, which is provided with a two-way signal transmission circuit superimposed on A setting switch, a remote control microcomputer, and a bidirectional signal transmission circuit connected to the remote control microcomputer and superimposing a pulse signal on a power line via a coupling transformer connected to a transmitting circuit and a receiving circuit. Centralization of combustion equipment, etc., characterized by the fact that a remote control circuit for centralized remote control is connected to the power line, and the power line is used as a signal transmission path to send and receive pulse signals to control and monitor the combustion equipment, etc. remote control device.