JPH0728486Y2 - Floor heating controller - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a floor heating control device.

[Conventional technology]

Conventionally, in a floor heating system, a hot water boiler is installed outside the room, and the hot water boiler and the floor heating panel in the room are connected by a hot water return pipe and a hot water return pipe. A hot water return pipe collects the cold water that has been sent out to and cooled by the floor heating panel.

On the hot water boiler side, the heated hot water is stored in the tank,
The combustion of the boiler is controlled so that the temperature of the hot water flowing out by the circulation pump falls within the set temperature range.

In addition, a flow control valve is installed on the hot water return pipe near the circulation pump to detect the temperature of the adjacent hot water return pipe and adjust the flow rate of the hot water return pipe so that the temperature of the floor heating panel falls within the set temperature range. Have control.

On the other hand, on the floor heating panel side of the room, the room temperature is detected by the room temperature sensor, and when the temperature is not within the set temperature range, a signal is sent to the hot water boiler side to indirectly control the operation of the hot water boiler.

In this way, the outdoor hot water boiler and the indoor floor heating panel are individually operated and controlled, and the outdoor hot water boiler does not directly respond to changes in the indoor temperature. It took time to.

Further, the blower and the circulation pump of the hot water boiler are supplied from the outdoor hot water boiler side, and the control unit of the floor heating panel is supplied from the indoor power supply, which requires separate power supply facilities.

[Problems to be solved by the device]

The present invention has been made in view of the above-mentioned problems of the conventional technology, and concentrates on a control panel that can monitor the control of each of the hot water boiler and the floor heating panel at one place. It is an object of the present invention to provide a floor heating device that enables simplification.

[Means for Solving the Problems]

In order to achieve the above object, the hot water outflow pipe and the hot water return pipe that are connected to the floor heating panel in the room from the hot water boiler installed outdoors are divided into the indoor side and the outdoor side, and the hot water outflow pipe and the hot water return pipe on the outdoor side are provided. A pipe, a power cable for supplying electric power to the hot water boiler control unit, and a signal cable for sending a control signal to the hot water boiler control unit are introduced into the room through a single wall hole opened on the wall surface, and attached to the wall surface in the room. Collected in a control panel equipped with a hot water outlet, a control board, and a power cable distributor inside, and connect the hot water return pipe and the hot water return pipe connected to the floor heating panel on the indoor side to the hot water forward pipe on the outdoor side via the hot water outlet. Connect to the hot water return pipes respectively, connect the signal cable to the control board and the signal cable from the floor heating panel, and connect the power cable to the power supply of the control board. And configured to connect to a power source collectively by the cable distributor.

[Action]

According to the above configuration, a single wall hole connecting the outdoor and the indoor is provided on the wall surface, the hot water outflow pipe and the hot water return pipe from the hot water boiler are divided into the indoor side and the outdoor side, and the hot water outflow pipe on the outdoor side and Insert the hot water return pipe, power cable and signal cable together into the same wall hole and lead to the control panel installed on the wall surface in the room, and connect the hot water outlets installed in the control panel to the distributor and the control board respectively. Connect the hot water outflow pipe and hot water return pipe from the inside floor heating panel to a hot water outlet to form a hot water circulation path, connect the power cable of the control board to the distributor and connect it to the power supply from the distributor Pull out the plug, connect the signal cable from the floor heating panel to the control board, concentrate the signal from the hot water boiler control unit and the temperature control signal from the floor heating panel on the control board, and We tried to simplify construction and maintenance by addition to the operation control confer responsiveness of the control by centralized management by the control panel concentrating power and piping.

〔Example〕

 Embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing an outline of a floor heating control device of the present invention, in which a single wall hole 2 opened in a wall surface 1 is provided with a sleeve 3 made of a heat insulating material from a hot water boiler 4 on the outdoor side. The hot water outflow pipe 5, the hot water return pipe 6, the power cable 7 and the signal cable 8 on the outdoor side are inserted, and inserted from the rear surface of the control panel 9 attached to the wall surface 1 on the indoor side. The hot water return pipe 6 is connected to the hot water outlet 10, the power cable 7 is connected to the distributor 11, the signal cable 8 is connected to the control board 12, the control panel 9 covers the wall hole 2, and the hot water is supplied from the bottom of the control panel 9. A hot water outflow pipe 5, a hot water return pipe 6, and a power cable plug 14 from a distributor 11 connected to an outlet 10 and connected to a floor heating panel 13 are drawn out.

On the front surface of the control panel 9, a display window 15 for displaying the room temperature, the state of the floor heating panel 13, and the operating state of the hot water boiler 4,
A room temperature control knob 16 is provided.

FIG. 2 is a schematic configuration diagram showing an embodiment of the present invention, which comprises a heat exchanger 17, an oil burner 18, a blower 19, a hot water storage tank 20, and a circulation pump 21 on the outdoor side divided by the wall surface 1. The hot water boilers 4 are installed, and are controlled so as to maintain proper combustion and hot water supply of the hot water boilers 4 based on signals from various sensors attached to the hot water boilers 4.

A hot water storage tank 20 is provided at the outlet of the heat exchanger of the hot water boiler 4, and the hot water discharged from the heat exchanger 17 is stored in the hot water boiler 4 to have a uniform temperature within a predetermined range, and the hot water is sent to the indoor side by the circulation pump 21.

The hot water outflow pipe 5 connected to the circulation pump 21 has a flow control valve 22.
Is provided, the temperature of the approaching hot water return pipe 6 is detected by a temperature sensor, and when the temperature is lower than a preset temperature, the flow rate control valve 22 is opened to increase the flow rate, and when the temperature is higher, the flow rate control valve is opened.
22 is adjusted so as to reduce the flow rate.

The hot water outgoing pipe 5 and the hot water return pipe 6 are guided to the indoor control panel 9, and are connected to the hot water outgoing pipe 5 and the hot water return pipe 6 from the floor heating panel 13 by a hot water outlet 10 which is a pipe joint.

Signals from the hot water boiler 4 and signals from various sensors are collected in the outdoor control unit 24 to control the operation of the hot water boiler 4, and are sent to the control board 12 of the indoor control panel 4 by the signal cable 8 and Status display circuit 25
To display.

The control board 12 generates a control signal based on the signal from the indoor temperature sensor 26 and sends it to the outdoor side control unit 24 to control the operation of the hot water boiler 4 and display the state on the display circuit 25.

At the same time, the power sources of the oil burner 18, the blower 19, the circulation pump 21 and the flow rate control valve 22 are collected by the outdoor control unit 24 and are collectively sent to the indoor control panel 9 and connected to the distributor 11.

[Effect of device]

As described above, in the present invention, the piping from the hot water boiler, the power cable, and the signal cable are collectively guided to the room through a single hole in the wall surface, and are concentrated and connected to the control panel provided on the wall surface in the room. The operation status can be centrally monitored on the indoor side, including the outdoor hot water boiler.
The hole on the wall surface is provided in one place, which gives a favorable effect on the appearance, and the power supply and piping work can be concentrated in one place to simplify the work, reduce the cost, and simplify the maintenance.

[Brief description of drawings]

FIG. 1 is a perspective view showing an outline of a floor heating control device of the present invention,
FIG. 2 is a schematic configuration diagram. In the figure, 1 is a wall surface, 2 is a wall hole, 3 is a sleeve, 4 is a hot water boiler, 5 is a hot water return pipe, 6 is a hot water return pipe, 7 is a power cable, 8 is a signal cable, 9 is a control panel, and 10 is Hot water outlet, 11 is a distributor, 12 is a control board, 13 is a floor heating panel, 14 is a power cable plug, 15 is a display window, 16 is a control knob, 17 is a heat exchanger, 18 is an oil burner, 19 is a blower, 20 is a hot water storage tank, 21 is a circulation pump, 22
Is a flow rate control valve, 23 is an outdoor control section, 24 is a display circuit, and 25 is an indoor temperature sensor.

Claims (2)

[Scope of utility model registration request] 1. A hot water outflow pipe and a hot water return pipe connected to an indoor floor heating panel from a hot water boiler installed outdoors are divided into an indoor side and an outdoor side, and a hot water outflow pipe and a hot water return pipe on the outdoor side, A power cable that supplies power to the hot water boiler control unit and a signal cable that sends a control signal to the hot water boiler control unit are introduced into the room through a single wall hole opened on the wall surface, and the hot water is installed inside the wall surface of the room. Collected in a control panel equipped with an outlet, a control board, and a power cable distributor, and connect the hot water return pipe and hot water return pipe connected to the floor heating panel on the indoor side to the hot water return pipe and hot water return pipe on the outdoor side through the hot water outlet. To the control board, connect the signal cable from the floor heating panel to the control board, and connect the power cable to the control board. Floor heating control apparatus characterized by comprising configured to connect to a power source at once by vessel. 2. A display circuit for displaying an operating condition is provided on the control board to receive and display a temperature signal from the room temperature sensor and an operating condition signal sent from the outdoor side control section, and a floor heating panel. The floor heating control device according to claim 1, wherein the hot water boiler and the flow rate control valve are directly controlled by a temperature control signal.