JPH11101458A - Remote controller for floor heating control - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a remote controller for floor heating control which does not require the preparation of a floor temperature detecting element at the time of a trial operation separately, and which does not limit the setting place of the remote control. SOLUTION: A remote controller for floor heating control in a floor heating system, to which a hot water floor mat 11 is connected, comprises a wired remote control base 41, which has a remote control device 20 fixed to a room to be conditioned, and a wireless remote control main body 42, which is mounted to this remote control base removably. This remote control main body 42 is provided with a temperature sensor 46, and also with a transmitting part 45 which transmits the temperature information from this temperature sensor. The remote control base 41 is provided with a receiving part 47 which receives the temperature information from the transmitting part. This remote control main body 42 can be used as a temperature detecting means of the floor mat 11 at the time of a trial operation.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a remote control for floor heating control in a floor heating system.

[0002]

2. Description of the Related Art Generally, as shown in FIG.
A remote control device 101 is fixed to the remote control device 101. Based on room temperature and temperature information from a temperature sensor (not shown) attached to the remote control device 101, for example, the operation of a heat source device (not shown) installed outdoors is controlled. Controlling underfloor heating systems are known. Reference numeral 102 denotes a hot water pipe of the hot water floor mat 100. In this type of floor heating system, a hot water floor mat 10
A trial run is performed when the zero is laid. This test operation is performed to check whether the hot water is properly supplied to the hot water piping 102, that is, whether there is any abnormality in the heat source unit and the piping system.

Conventionally, at the time of trial operation, a floor temperature detecting element 105 is installed on the hot water pipe 102, and the floor temperature detecting element
5 is connected to the remote controller 101 and the temperature of the hot water pipe 102 is detected to check whether hot water is supplied to the hot water pipe 102 correctly.

[0004]

However, the conventional configuration has a problem in that the floor temperature detecting element 105 must be prepared at the time of the test operation, and the test operation becomes complicated.

In the conventional configuration, the floor temperature detecting element 1
Since the device 05 is used, the floor temperature can be detected only within the reach of the connection cord 106, and as a result, there is a problem that the installation location of the remote controller 101 is limited.

The present invention has been made in view of the above circumstances, and provides a remote controller for floor heating control that does not require a separate floor temperature detecting element during test operation and does not limit the installation location of the remote controller. Things.

[0007]

According to a first aspect of the present invention, a hot water floor mat is connected to a heat source device, and a remote control device is provided in a room to be heated and controlled by the hot water floor mat. In a floor heating control remote control in a floor heating system that controls the operation of the heat source device based on temperature information from a temperature sensor attached to the remote control device, the remote control device is fixed to the harmonized room. And a wireless remote control main body detachably attached to the remote control base. The remote control main body is provided with the temperature sensor, and a transmitting unit for transmitting temperature information from the temperature sensor. And a receiver for receiving temperature information from the transmitter is provided on the remote control base.

According to the first aspect of the present invention, when a hot water floor mat is laid, a test run for checking whether hot water is correctly supplied to the hot water floor mat is performed by using a wired remote control base fixed to the harmonized room. Remove the remote control body and place this remote control body on the hot water floor mat.
If hot water is supplied to the hot water floor mat correctly, the temperature sensor of the remote control body detects the temperature, and the temperature information from this temperature sensor is transmitted to the remote control base via the transmitter of the remote control body, and the remote control base receives the temperature information. The operation of the heat source device is controlled according to the received temperature information.

According to this, it is not necessary to prepare a separate floor temperature detecting element at the time of the test operation, and the floor temperature information is transmitted and received wirelessly, so that the floor temperature at any place on the floor can be detected. There is no restriction on the installation location of the remote control device.

According to a second aspect of the present invention, in the first aspect of the invention, when the floor heating system is normally operated, the remote control main body is attached to the remote control base, and the temperature sensor detects room temperature. It is characterized by doing.

According to the second aspect of the present invention, when the normal operation is performed after the test operation, the temperature detection sensor of the remote control main body detects the room temperature by fixing the remote control main body to the remote control base. .

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings.

FIG. 1 shows a hot water type heating apparatus according to the present invention. Reference numeral 30 denotes a heat source unit. The heat source unit 30 includes a hot water floor mat 11 for low-temperature heating and a hot water air conditioner 4 for high-temperature heating.
And are connected. The heat source device 30 includes a hot water tank 5.
Is housed. The hot water tank 5 is connected to a hot water circulation pump 7 via a pipe 6a, and the hot water circulation pump 7 is connected to the heat exchanger 1 via a pipe 6b.

The heat exchanger 1 is provided with a gas burner 2, and the heat of combustion by the gas burner 2 is supplied to the heat exchanger 1 by a combustion fan 22 to heat the hot water in the heat exchanger 1. A hot water air conditioner 4 having a high-temperature load is connected to the heat exchanger 1 via a pipe 6c. A bypass pipe 21 for returning a part of the hot water heated by the heat exchanger 1 to the hot water tank 5 is connected to the pipe 6c. The bypass pipe 21 is connected to a pipe 6d. 6d is connected to the hot water tank 5. The above constitutes the hot water circuit for high temperature heating. A hot water control valve 10 is connected to an outlet pipe 6b of the hot water circulation pump 7 via a pipe 6e. Each of the heat operated valves 10A and 10B of the hot water control valve 10 has a Are respectively connected. These constitute a low-temperature heating hot water circuit.

The heat source unit 30 includes a thermistor (temperature sensor) for low-temperature heating control for detecting the temperature of hot water during low-temperature heating.
8 and a high-temperature heating control thermistor (temperature sensor) 25 for detecting the temperature of hot water during high-temperature heating. The thermistor 8 for low-temperature heating control is provided in the pipeline 6b on the outlet side of the hot-water circulation pump 7, and detects the temperature of low-temperature hot water of, for example, 60 ° C. The low-temperature hot water is sent from the hot water tank 5 via the hot water circulation pump 7, and is returned to the hot water tank 5 through the pipe 6 e and the hot water floor mat 11 without passing through the heat exchanger 1. The thermistor 25 for high-temperature heating control is provided in the pipe 6c on the outlet side of the heat exchanger 1, and detects a high-temperature hot water temperature of, for example, 80 ° C. After being heated in the heat exchanger 1, the high-temperature hot water is returned to the hot water tank 5 through the pipe 6 c and the hot water air conditioner 4.
Fuel is supplied to the gas burner 2 through a fuel line 17. A gas proportional valve 16, a gas solenoid valve 18, a source gas solenoid valve 19, and the like are connected to the fuel line 17. Reference numeral 13 denotes a water level electrode arranged in the hot water tank 5, and reference numeral 14 denotes
Is a water supply conduit for guiding water to the hot water tank 5 and is provided with a water injection solenoid valve 15 serving as an automatic water supply device.

Reference numeral 20 denotes a remote controller, and a connection cord 4
4, is electrically connected to the control board CB of the heat source device 30.

As shown in FIG. 2, the remote control device 20 includes a wired remote control base 41 fixed to a wall surface 43 of the room to be harmonized, and a wireless remote control main body 42 detachably attached to the remote control base 41. Be composed. These are the coupler 48 of the remote control base 41
And a coupler 49 (FIG. 3) of the remote control main body 42. As shown in FIG. 4, a mounting plate 50 and a slit 51 are formed in the remote control main body 42, and a temperature sensing element (temperature sensor) 46 composed of a thermistor is mounted on the mounting plate 50. As shown in FIG. 5, the remote controller main body 42 includes the coupler 49 and the temperature sensing element 4.
6, a processing unit 61, a backup battery 62, and an infrared light emitting unit (transmitting unit) 45 are provided. Temperature sensing element 46
Is transmitted to the remote control base 41 via the infrared light emitting section 45. In this remote control base 41,
In addition to the coupler 48 and the processing unit 41A, an infrared light receiving unit (receiving unit) that receives temperature information from the infrared light emitting unit 45
47 are provided. Reference numeral 60 denotes a hot water pipe in the hot water floor mat 11.

Next, the trial operation of the floor heating system will be described with reference to FIG.

The trial operation according to this embodiment is an operation for checking whether hot water is correctly supplied to the hot water floor mat 11 when the hot water floor mat 11 is laid.

When performing a trial operation (S1), when the remote control main body 42 is removed from the wired remote control base 41 fixed to the harmonized room, a remote control attaching / detaching switch (not shown) is turned on (S2). The construction worker is required to
Is turned on, and the remote control main body 42 is installed on the hot water pipe 60 of the hot water floor mat 11 as shown in FIG. Next, a predetermined time (for example, 20 seconds)
After the lapse (S3), the floor temperature is detected via the temperature sensing element 46, and this temperature information is input to the processing section 61 (S4). The input temperature information is transmitted from the infrared light emitting section 45 to the infrared ray of the remote control base 41. Wireless transmission to the light receiving unit 47 (S
5). The temperature information from the infrared receiver 47 is connected to connection code 4
The control board CB controls the operation of the heat source device 30 via the control board 4. If the hot water is supplied to the hot water pipe 60 correctly, that is, if there is no abnormality in the heat source device 30 and the piping system, the floor temperature should rise to the predetermined temperature, for example, at the time of detection every 20 seconds. When the temperature rises to the predetermined temperature, it is determined that the test operation has been completed (S6), and thereafter, the test operation is completed.

According to this, the temperature sensing element 46 built in the remote control main body 42 can be used for the detection of the floor temperature at the time of the test operation. Since lead wires and the like are not required, cost reduction and the convenience of temperature detection during test operation can be improved. Further, since the floor temperature information is transmitted and received wirelessly, the floor temperature at an arbitrary location can be detected, and the installation location of the remote control device 20 is not restricted.

When the normal operation is performed, the processing flow shown in FIG. 7 is followed.

After the floor heating is started (S11), when the remote control main body 42 is removed from the remote control base 41 (S11).
12), the temperature at the place where the remote control main body 42 is placed is detected by the temperature sensing element 46 (S13). Then, the detected temperature information is input to the processing unit 61 (S14),
It is transmitted from the infrared receiving / emitting unit 45 to the infrared receiving / emitting unit 47 of the remote control base 41 (S15), and this routine is repeated until the floor heating ends (S16, S17). On the other hand, in S12, the remote control base 41
2 is not removed, the remote control base 41
Is detected by the temperature sensing element 46 (S18). Then, the detected temperature information is input to the processing unit 61 (S19), and transmitted from the infrared receiving / emitting unit 45 to the infrared receiving / emitting unit 47 of the remote control base 41 (S20), and this routine is repeated until the floor heating ends. (S16, S17). In S20, the transmitted temperature information is directly transmitted from the processing section 61 to the processing section 41A side of the remote control base 41 via the electrical connection couplers 48 and 49, as shown in FIG.
Is sent to the control board CB via the.

According to this, the room temperature is detected by the temperature sensing element 46 regardless of whether the remote control main body 42 is fixed to or removed from the remote control base 41, and floor heating control is performed based on this temperature information. Will be

The description of the specific embodiment has been completed.
The present invention is not limited to the embodiments described above.
For example, in the above-described embodiment, the infrared temperature receiving / emitting unit is used as the floor temperature information receiving / transmitting unit. However, the floor temperature information may be transmitted / received not only by infrared light but also by ultrasonic waves. Even if the number of hot water floor mats is one, two, or four or more, the floor temperature can be easily detected by wireless communication.

[0026]

As described above, according to the first aspect of the present invention, it is not necessary to separately prepare a floor temperature detecting element at the time of test operation, and the floor temperature information is transmitted and received wirelessly. Floor temperature can be detected, and there is no restriction on the installation location of the remote control device.

According to the second aspect of the invention, when the normal operation is performed after the test operation, the remote control main body is fixed to the remote control base, so that the room temperature can be detected by the temperature detection sensor of the remote control main body. Can be used for floor heating.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram showing an embodiment of a floor heating control remote controller according to the present invention.

FIG. 2 is an explanatory diagram showing a remote control base and a remote control main body.

FIG. 3 is a perspective view showing a remote control main body.

FIG. 4 is a perspective view of a main part showing the vicinity of a temperature sensing element of a remote control main body.

FIG. 5 is a block diagram of a floor heating system using a remote control device.

FIG. 6 is a flowchart showing a process at the time of a test run.

FIG. 7 is a flowchart showing processing during normal operation.

FIG. 8 is an explanatory diagram showing a conventional floor heating control remote controller.

[Explanation of symbols]

 11 Hot Water Floor Mat 20 Remote Control Device 30 Heat Source Unit 41 Remote Control Base 42 Remote Control Body 45 Infrared Light Emitting Unit (Floor Temperature Information Transmitting Unit) 46 Temperature Sensing Element (Temperature Sensor) 47 Infrared Light Receiving Unit (Floor Temperature Information Receiving Unit)

Claims (2)

[Claims] A hot water floor mat is connected to a heat source unit, a remote control device is fixed in a room to be heated and controlled by the hot water floor mat, and a remote control device is fixed based on temperature information from a temperature sensor attached to the remote control device. A floor heating control remote controller in a floor heating system that controls the operation of the heat source device, comprising: a wired remote controller base in which the remote controller is fixed to a conditioned room; and a wireless remote controller detachably attached to the remote controller base. The remote control body is provided with the temperature sensor, and a transmission unit for transmitting temperature information from the temperature sensor is provided,
A remote control for floor heating control, wherein a receiver for receiving temperature information from the transmitter is provided on the remote controller base. 2. The floor heating control system according to claim 1, wherein when the floor heating system is operated normally, the remote control body is attached to the remote control base, and the temperature sensor detects a room temperature. Remote controller.