JPH0566023A - Centralized controller for terminal equipment - Google Patents

Abstract

PURPOSE:To obtain a centralized controller not only remotely controlling a heat source machine from terminal equipments but also capable of controlling the operation and stoppage of a plurality of the terminal equipments and the heat source machine and monitoring operation by one controller in the centralized controller with the heat source machine and a carrying member circulating hot water, etc., to a plurality of the terminal equipments. CONSTITUTION:A controller 23 is installed near a heat source machine 1, signal conductors 22a-22c are mounted additionally to a carrying member H composed of hot-water forward pipes 6, hot-water return pipes 7 and signal conductors 8, and a plurality of terminal equipments 9 and the controller 23 are connected to the signal conductors 22a-22c. A controller 26 with a plurality of operation- stoppage control switches 27 and operation-stoppage monitor indicators 28 and the controller 23 are connected by a signal conductor 25. A centralized controller capable of controlling the operation and stoppage of a plurality of the terminal equipments 9 and the heat source machine 1 and monitoring operation by working a plurality of arbitrary operation-stoppage switches 27 of the controller 26 is acquired.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a controller for centralized control and monitoring of operation and stoppage of terminal equipment connected and installed in each room in a heating medium circulation heating system by a single controller. It is a thing.

[0002]

2. Description of the Related Art In recent years, air-conditioning systems in houses are convenient,
While there is a demand for products that satisfy comfort and safety, control devices have also been commercialized in the hot water circulation heating system, which also pursues convenience.

A control device in a conventional hot water circulation heating system will be described below. FIG. 6 shows a control device in a conventional hot water circulation heating system. In FIG. 6, reference numeral 1 is a heat source machine that heats and circulates hot water whose main heat sources are electricity, gas, oil and the like. Reference numeral 2 is a control circuit for controlling the operation of the heat source device 1, and power is supplied from the power plug of 3.

Reference numeral 4 denotes a hot water outflow pipe header that circulates the hot water of the heat source device 1, and is connected to the heat source device 1 together with the hot water return pipe header 5. In the hot water outflow pipe header 4 and the hot water return pipe header 5, a outflow pipe joint 4a for circulating hot water in a plurality of paths connecting the heat source device 1 and each terminal device 9 is provided.
4b, 4c and return pipe joints 5a, 5b, 5c are provided. To each joint, hot water outflow pipes 6a, 6b, 6c and hot water return pipes 7a, 7b, 7c are connected, and signal lines 8a, 8b, 8c are provided. The hot water outflow pipe 6, the hot water return pipe 7, and the signal line 8 constitute a conveying member G. The hot water return pipes 6a, 6b, 6c and the hot water return pipes 7a, 7b, 7c are connected to respective terminal devices 9a, 9b, 9c such as radiators for heating with hot water installed in each room and floor heating panels. Each terminal device 9a, 9b, 9c has a power plug 11a, 11b, 1
Control circuits 10a, 10b, 10c having 1c are provided. The signal lines 8a, 8b, 8c are control circuits 10a, 10b, 10c for the terminal devices 9a, 9b, 9c.
And the control circuit 2 of the heat source device 1 are electrically connected to each other so that communication control can be performed.

The operation of the control device in the hot water heating system configured as described above will be described below.

First, by operating an operation switch (not particularly shown) provided in the control circuit 10a of the terminal device 9a, an operation signal is output from the control circuit 10a through the signal line 8a. The operation signal is the heat source device 1
Is transmitted to the control circuit 2. For example, in the case of a gas heat source, the control circuit 2 ignites a gas burner to heat hot water, and the hot water is circulated by a circulation pump (not shown) from the hot water outflow pipe header 4 through the hot water outflow pipe 6a to the hot water heating coil of the terminal device 9a. Hot water is circulated to the heat source device 1 through a hot water return pipe 7a (not particularly shown). In the terminal device 9a, the warm water heating coil is heated by the circulated hot water, so that the entire room can be heated. Terminal equipment 9b, 9c
Can perform the same operation. In short, the control circuits 10a, 10b, 10 of the terminal devices 9a, 9b, 9c installed in each room
This is a control device capable of controlling the operation stop of the heat source device 1 by remote control by operating the operation switch of c.

[0007]

However, in the above-mentioned conventional configuration, since the operation stop control of the heat source device 1 is limited to the remote control from each terminal device 9, the room of each terminal device 9 must be installed. They had to go and control the operation and stop, and had problems such as forgetting to turn off the equipment and heating the room unnecessarily.

The present invention solves the above-mentioned conventional problems, and provides a centralized control device capable of centrally controlling the remote control of the operation / stop of each terminal device from a single controller and having excellent workability. With the goal.

[0009]

In order to achieve this object, a centralized control device of the present invention comprises a heat source device for heating and circulating a heat medium, a conveying member for circulating the heat medium in a plurality of system paths, and a conveyance thereof. A plurality of terminal devices each connected to a member to radiate heat by receiving heat from the heat medium; a controller having a plurality of operation / stop control switches and an operation / stop monitor indicator for controlling the terminal control device; The configuration is such that a plurality of terminal devices and a control device for mutual communication control are provided via a signal line provided in the.

[0010]

With this configuration, the controller having a plurality of operation / stop switches is operated to the terminal device through the control device provided near the heat source device and the signal line provided on the carrying member.
By transmitting the stop control signal, the control circuit of the terminal device operates to transmit the operation / stop control signal to the heat source device. By doing so, it is possible to perform centralized operation / stop control and monitor monitoring from the controller without going to the room where each terminal device is installed and operating, and to rationalize the electrical wiring work.

[0011]

【Example】

(Embodiment 1) An embodiment of the centralized control device of the present invention will be described below with reference to the drawings.

In FIG. 1, 1 heat source unit, 2 control circuit, 3 power plug, 4 hot water return pipe header, 5 hot water return pipe header, 4a, 4b, 4c forward pipe joints,
a, 5b, 5c return pipe joint, 6a, 6b, 6c hot water return pipe, 7a, 7b, 7c hot water return pipe, 8a, 8b,
8c signal line, 9a, 9b, 9c terminal equipment, 11a,
All of the power plugs 11b and 11c have the same configuration as the conventional example, and are assigned the same reference numerals and operate in the same manner.

In one embodiment of the present invention, each terminal device 9a,
Although not shown, the control circuits 21a, 21b, and 21c of 9b and 9c have a circuit for operating the operation / stop control switch to the heat source device 1, and a circuit for receiving an operation / stop control signal from the outside, and the heat source device 1 Alternatively, a circuit for transmitting an operation monitor signal of the terminal device 9 is provided.

The transport member H is provided with signal lines 22a, 22b and 22c for controlling mutual communication between the operation / stop control signal and the operation monitor signal. A control device 23 having a power plug 24 is provided in the vicinity of the heat source device 1, and the signal line 22
Electrically connect a, 22b, and 22c. The control device 23
Are control circuits 21a, 21 of the terminal devices 9a, 9b, 9c.
For b and 21c, the control circuit is configured so that the operation / stop control signal and the operation monitor signal can be individually determined and controlled.

Reference numeral 25 is a signal line. 26 is a plurality of operation / stop control switches 27a, 27b, 27c, 27d,
27e, run / stop monitor indicators 28a, 28b, 2
8c, 28d, 28e and 29 are switches for simultaneously operating 27a to 27e simultaneously, 30 is a switch operation indicator, 3
1 is a switch for simultaneously stopping 27a to 27e at once, 32
Is a controller that has a switch operation indicator and can be operated and monitored centrally.

In order to save 25 signal lines, the 26 controller and 23 control circuit include, for example, time-division control, 27 run / stop control switches and 28 run / stop monitor indicators. Are provided with circuits (not shown) of an intercommunication control system for discriminating which terminal device 9 is connected.

This intercommunication control method (data transmission control method) may be any method such as the band transmission method of FIG. 2 or the baseband transmission method of FIG.

The operation of the centralized control device in the hot water heating system configured as described above will be described.

First, when the operation / stop control switch 27a of the controller 26 is operated, an operation control signal is transmitted from the built-in mutual communication control circuit to the control device 23 through the signal line 25.

Next, the controller 23 is connected to the controller 2
The individual determination control circuit having the built-in signal that the signal is the operation signal of the operation / stop control switch 27a of No. 6 receives the operation control signal.

Then, the operation control command (signal) is received by being transmitted to the control circuit 21a of the terminal device 9a through the signal line 22a which is set in advance in the individual determination control circuit and connected. The control circuit 21a then, as shown in the conventional example,
An operation control signal is transmitted to the control circuit 2 of the heat source device 1 through the signal line 8a, and the heat source device operates. By operating the heat source device 1, the room can be heated by the terminal device 9a.

The control circuit 21a sends an operation monitor signal indicating that the heat source device 1 has been operated or the terminal device 9a has been operated to the control circuit 23 through the signal line 22a. The vessel 28a is displayed so that the operating state can be visually confirmed. operation/
When the stop control switch 27a is operated and a stop signal is transmitted, the heat source device 1 can be stopped and a stop display is displayed.

Run / stop control switch 2 for the controller
7b, 27c, 27d, 27e, the operation / stop monitor indicators 28b, 28c, 28d, 28e are also the same as 27a and 2
Since the same operation as 8a can be performed, the terminal device 9
b / 9c can also be operated / stopped.

As described above, according to the present embodiment, by providing the signal lines 22a to 22c incorporated in the conventional conveying member H, the control device 23 and the controller 26, from the living room or the kitchen provided with the controller 26. Without going to the room where multiple terminals are installed, it is possible to control the desired terminals to start / stop as desired, and the remote centralized control can be performed safely and conveniently by monitoring the operation monitor.

Further, by operating the simultaneous simultaneous operation switch 29 and the simultaneous simultaneous stop 30 provided in the controller 26, it is possible to simultaneously control the terminal devices 9a to 9c without operating the switches 27a to 27e. You can also

In this embodiment, the heat medium transfer system for heating and circulating the heat medium is used, but it goes without saying that a refrigerant transfer system may be used.

(Second Embodiment) A second embodiment of the present invention will be described below with reference to the drawings.

In FIG. 4, in each of the control circuits of the control device 23 and the controller 26, a passage circuit 41 is provided for each, and a signal system has two signal lines 42 and a power supply system has four signal lines 43. The mutual communication is controlled by the signal line.

In the case of the mutual communication control system in which the power supply system and the signal system are completely separated and independent as described above, the controller 26 and the control device 23 can be installed in parallel and added as long as the power supply capacity of the power supply system has a margin. I can. Therefore, it is possible to flexibly deal with the addition of centralized control targets such as condominiums and schools, and rationalize complicated electrical work.

(Embodiment 3) A third embodiment of the present invention will be described below with reference to the drawings.

In FIG. 5, each of the control circuits of the control device 23 and the controller 26 is provided with a discriminating circuit 51 for discriminating between a power source and a control signal and a communication circuit 41 so that the control signal is superposed on the power source system. The signal line 52 controls mutual communication.

In the case of this embodiment in which a signal is superimposed on the power supply system as described above, unlike the second embodiment, the control device 23 is a power supply whose power supply capacity is the required load current of the control circuit connected to the controller 26 and the control device 23. All you have to do is to install it in.

The present embodiment is suitable for an apparatus for centrally controlling a plurality of terminal devices of a limited number.

This is a so-called home system, and it is a centralized control device which requires only the work of two signal lines, has no fear of incorrect connection, and is excellent in workability.

[0035]

As is apparent from the above description, according to claim 1 of the centralized control device for terminal equipment of the present invention, the terminal equipment is concentrated in the heat medium carrier system in which the heat medium is circulated and heated to be radiated by the terminal equipment. By adding a control device, a controller and a signal line to control and monitor the terminal equipment, in addition to individual operation control of the terminal equipment, effective remote centralized control of the terminal equipment by the controller is possible and centralized in the heat medium transfer member. By incorporating a control signal line, it is possible to rationalize the increase in electric wiring work by adding a centralized control function.

Further, in claim 2, the signal wiring between the control device and the controller is reduced to four cores to rationalize the electric wiring work and control the increase of the electric wiring work by adding the centralized control function, and It is possible to prevent erroneous wiring and rationalize and facilitate electric wiring work.

Further, in the third aspect, the signal wiring between the control device and the controller is reduced to two wires, whereby the electric wiring work can be further rationalized and facilitated.

[Brief description of drawings]

FIG. 1 is a system diagram showing an embodiment of a centralized control device for terminal equipment according to the present invention.

FIG. 2 is a diagram showing a band transmission system which is an example of a mutual communication control system of the present invention.

FIG. 3 is a diagram showing a baseband transmission system which is another example of the mutual communication control system of the present invention.

FIG. 4 is a control system diagram according to a second embodiment of the present invention.

FIG. 5 is a control system diagram according to a third embodiment of the present invention.

FIG. 6 Conventional system diagram

[Explanation of symbols]

 1 Heat Source Machine H Transporting Member 9 Terminal Equipment 23 Control Device 25, 42, 43, 52 Signal Line 26 Controller

Claims (3)

[Claims] 1. A heat source device that heats and circulates a heat medium, a conveying member that circulates the heat medium in a plurality of system paths, and a terminal that is connected to each of the conveying members and radiates heat by receiving heat from the heat medium.
A controller having a plurality of operation / stop control switches for controlling the terminal device and an operation / stop monitor display,
A centralized control device for a terminal device, comprising: a control device for mutually controlling communication with a plurality of terminal devices via a signal line provided in the carrying member. 2. The centralized control device for terminal equipment according to claim 1, wherein the controller and the control device are connected by four signal lines of two power supply system cores and two signal system cores. 3. The controller and the control device are connected by a two-core signal line for superimposing a signal system signal on a power supply system.
Centralized control device for the described terminal equipment.