JPH11287508A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a comfortable air conditioning at the time of using an air conditioner together with other heating equipment and air conditioners. SOLUTION: A communication I/F 138 is mounted on a control substrate 102 of an indoor unit. This communication I/F 138 is exclusively used for receiving signals transmitted from a remote control switch by connecting an optical receiver 126 with the communication I/F 138. When a control substrate 152 of an interlocking controller 20 is connected in place of the optical receiver, an air conditioning operation based on manipulation signals inputted from the interlocking controller 20 becomes possible and an operating condition is outputted to the interlocking controller 20. Due to such a construction, an interlocked operation of a plurality of equipment becomes possible.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner for air-conditioning a room by a refrigeration cycle. More specifically, the present invention relates to an air conditioner that performs an air-conditioning operation according to operating conditions set by operating a remote control switch.

[0002]

2. Description of the Related Art An air conditioner for indoor air conditioning includes:
In addition to a general air conditioner that performs a cooling and heating operation by a refrigeration cycle using a refrigerant (hereinafter referred to as an “air conditioner”), there is a hot water air conditioner that performs a cooling operation by a refrigeration cycle and performs a heating operation by using hot water. (Hereinafter referred to as "hot water air conditioner").

[0003] In a hot water air conditioner, during a heating operation, water is heated by a heat source unit (heat source unit) provided outside to generate hot water, and the hot water is circulated to and from a hot water heat exchanger provided in the indoor unit. By doing so, the air blown into the room from the indoor unit is heated, and the room is heated. Also, in the hot water air conditioner, by circulating the hot water generated by the heat source unit into the hot water pipe laid on the floor, the heating by the conditioned air blown from the indoor unit and the floor heating by the hot water can be used in combination, More comfortable indoor heating becomes possible.

By the way, not only the air conditioner but also the hot water air conditioner is used to set operating conditions by operating a remote control switch, thereby air-conditioning the room based on the set operating conditions. That is, the remote control switch
An operation signal is transmitted in a predetermined format. When the hot water air conditioner receives an operation signal transmitted in a predetermined format from a remote control switch, it performs an air conditioning operation based on the operation signal.

On the other hand, when floor heating is performed using a hot water air conditioner, operation is performed by operating a remote control switch provided separately from a remote control switch for air conditioning. That is, when floor heating is performed using the heat source unit of the hot water air conditioner, the operation of the hot water air conditioner and the operation of the floor heating device are performed by separate remote control switches, even though the same heat source unit is used. I have.

[0006]

However, in order to perform comfortable indoor heating by using both an air conditioner and a floor heating device, it is preferable to operate the single remote control switch.
In addition, it is necessary to appropriately grasp the operating states of the air conditioner and the floor heating device. For this purpose, a controller or the like for grasping the operating state of the air conditioner and the floor heating device is required, and control of the air conditioner and the floor heating device by the controller and the like is necessary, but the air conditioner is not necessarily used together with the floor heating device. Therefore, the controller may not be necessary even in the hot water air conditioner.

The present invention has been made in view of the above-mentioned circumstances, and has as its object to propose an air conditioner capable of performing efficient indoor air conditioning when used in combination with a floor heating device or the like.

[0008]

The invention according to claim 1 is
By transmitting an operation signal in a format set in advance by a remote control switch as a transmission signal, the transmission signal is received, and operating conditions are set based on the operation signal included in the transmission signal to perform an air conditioning operation. Control means for setting an operating condition based on an operation signal of the remote control switch to perform an air-conditioning operation; receiving means for receiving the transmission signal transmitted from the remote control switch; Input / output means capable of reading an operation signal in a preset format and data of a predetermined format from the remote controller and outputting the data to the control means, and outputting data input from the control means in the predetermined format And characterized in that:

According to the present invention, it is possible to read not only an operation signal in a preset format received by the receiving means but also data in a format which is set separately, and to store various data in advance. An input / output means for outputting in a format or a format set separately is provided.

That is, conventionally, only the operation signal of a preset format transmitted from the remote control switch is received, but by providing the input / output means, only the operation signal transmitted from the remote control switch is received. Instead, data can be exchanged in a predetermined format.

[0011] This enables not only reception of an operation signal from a remote control switch, but also data exchange with various types of cooling / heating / air-conditioning equipment such as floor heating mats and other air conditioners. Air conditioning control becomes possible.

According to a second aspect of the present invention, the second input / output means for exchanging data in a predetermined format with the control means is connected to the input / output means instead of the reception means. Features.

According to the present invention, by connecting the second input / output means to the input / output means, an air-conditioning operation based on an operation signal input via the second input / output means becomes possible.

If the second input / output means controls at least one cooling / heating device or air conditioning device, the air conditioning operation is controlled together with the cooling / heating device or air conditioning device, so that more comfortable air conditioning is achieved. It becomes possible.

The invention according to claim 3 is characterized in that the control means outputs an operation state via the input / output means.

According to the present invention, the operating state is output by the input / output means. This allows another cooling / heating device or air-conditioning device connected via the input / output means to perform the cooling / heating operation or the air-conditioning operation with an appropriate capacity based on the output data.

The invention according to claim 4 is characterized in that the input / output means is connected to a control means of a heating device provided together with the indoor unit.

According to the present invention, when the indoor unit and the other heating device are provided side by side, they are connected to the control means of the other heating device via the input / output means. For example, when floor heating is performed using a heat source unit of a hot water air conditioner, control means for controlling the heat source unit for floor heating is connected by input / output means. Thereby, heating can be performed so that the room becomes more comfortable.

[0019]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 shows a hot-water air conditioner (hereinafter referred to as a "hot-water air conditioner 10") applied to the present embodiment as an air conditioner.
) Is shown. This hot water air conditioner 1
Reference numeral 0 denotes an indoor unit 12 installed in a room to be air-conditioned and an outdoor unit 14 installed outdoors.

The indoor unit 12 of the hot water air conditioner 10 has an indoor unit comprising an evaporator 16 as a heat exchanger for a refrigerant circulated by a refrigeration cycle and a radiator 18 as a heat exchanger for a hot water through which hot water is circulated. 22 are formed.

The outdoor unit 14 includes a refrigerant unit 24 that forms a refrigeration cycle for circulating a refrigerant with the evaporator 16 of the indoor unit 22, and generates hot water and dissipates the generated hot water to the radiator 18 of the indoor unit 22. The heat source unit 26 circulates between the heat source units. In addition, the outdoor unit 14 may be an integral type in which the refrigerant unit 24 and the heat source unit 26 are integrally accommodated in the same casing, or are separate types in which each is accommodated in a separate casing. Is also good. Further, the heat source unit 26 may use hot water for hot water supply for heating.

The evaporator 16 of the indoor unit 22 is connected to the refrigerant unit 24 via refrigerant pipes 28A and 28B. One refrigerant pipe 28A is connected to a valve 32 of the refrigerant unit 24, and this valve 32 is connected to a compressor 40 via a muffler 34A and an accumulator 38. The compressor 40 is connected to a heat exchanger (condenser) 42 via a muffler 34B, and the heat exchanger 42 is further connected to a capillary tube 44.
And a valve 48 to which a refrigerant pipe 28B is connected via a strainer 46. by this,
In the hot water air conditioner 10, a refrigeration cycle is formed between the indoor unit 22 and the refrigerant unit 24.

In the hot water air conditioner 10, when the operation mode is selected as the cooling mode or the dehumidification mode (dry mode), the compressor 40 is operated and the refrigerant is circulated (the flow of the refrigerant is indicated by an arrow in FIG. 1). . In the refrigerant unit 24, the cooling fan 53 is operated as necessary to cool the heat exchanger 42, thereby preventing a reduction in the condensation efficiency of the refrigerant.

The radiator 18 of the indoor unit 22 includes, for example, one of hot water tubes 30B of flexible hot water pipes (hereinafter referred to as “hot water tubes”) 30A and 30B.
The hot water tube 30A is connected to the radiator 18 via the hot water outlet nipple 66B via the hot water outlet nipple 66B and the hot water inlet nipple 66A of the indoor unit 22.
It is connected to the.

The heat source unit 26 includes a hot water tube 30.
A is connected to the hot water inlet nipple 56A, and the hot water tube 30B is connected to the hot water outlet nipple 56B. In the heat source unit 26, the hot water outlet nipple 56B is connected to the hot water inlet nipple 56A via the hot water heat exchanger 64, the pump 62 and the pressure tank 60, and the indoor unit 2
A closed circulation path of hot water is formed between the hot water unit 2 and the hot water unit 26.

The heat source unit 26 includes the gas solenoid valve 1
Gas for combustion is supplied to the gas burner 70 from outside the machine via 80A, 180B and the gas proportional valve 182. The heat source unit 26 burns the gas by the gas burner 70 to heat the water in the hot water heat exchanger 64 to generate hot water for heating. In addition, the pressure tank 60 is connected to the drain tank 72 via the pressure cap 58, and suppresses a pressure change in the piping.

When the hot water air conditioner 10 is operating in the cooling mode, the operation of the heat source unit 26 (such as generation of hot water) is stopped, and the variable flow valve 68 is closed (operation step 0). On the other hand, during the heating operation (heating mode), the gas burner 70 is ignited, the pump 62 is operated, and the generated hot water is circulated while the hot water heat exchanger 64 generates hot water. This allows
Hot water is supplied to the radiator 18 of the indoor unit 22 to heat the air that passes through the radiator 18 and is blown into the room.

The heat source unit 26 circulates while controlling the temperature of the hot water so that the temperature detected by a high-temperature thermistor (not shown) becomes a predetermined temperature of about 80 ° C. (eg, 82 ° C.). , Variable flow valve 6
The opening (operation step) 8 is set according to the room temperature, the set temperature, and the like.

The indoor unit 22 is provided with a cross flow fan 90 for blowing air. Also, as shown in FIG. 2, the indoor unit 1 in which the indoor unit 22 is housed.
2 has a suction port 50 and an outlet 5
2 are provided. In the indoor unit 22, by operating the cross flow fan 90, the suction port 50
The air in the room is sucked in from the outlet 52 and is blown out from the outlet 52.
At this time, the temperature of the air sucked from the suction port 50 is controlled by passing through the evaporator 16 or the radiator 18 of the indoor unit 22. The outlet 52 is provided with upper and lower flaps 54 and left and right flaps (not shown).
The outlet 52 is formed by upper and lower flaps 54 and left and right flaps.
The direction of the temperature-adjusted air blown from the outlet can be changed.

As shown in FIG. 3, the indoor unit 22
Includes a microcomputer (hereinafter "microcomputer 100").
) Is provided. The control board 102 includes a power supply board 10
4. A power relay 110, a temperature fuse 112, a variable flow valve 6 together with a display board 106 and a switch board 108.
8. Fan motor 1 for driving cross flow fan 90
14. Louver motor 11 for controlling upper and lower flaps 54
6 are connected.

In the indoor unit 22, the operating AC power supplied to the power supply board 104 is converted into a predetermined voltage and supplied to the control board 102. The AC power supplied to the indoor unit 22 is supplied from the terminal plate 132 via the power relay 110 to the refrigerant unit 24 of the outdoor unit 14.
Supplied to That is, the refrigerant unit 24 is controlled by the power relay 11 according to a signal from the control board 102.
Turning on 0 supplies power for operation. Note that AC power is supplied to the heat source unit 26 of the outdoor unit 14 by a different system from the indoor unit 22.

The control board 102 includes an evaporator 16
A heat exchange temperature sensor 118 for detecting the temperature of the air conditioner, a humidity sensor 120 for detecting the humidity in the room, a gas deficiency sensor 122, a room temperature sensor 124, and the like are connected. The display substrate 106 is provided with a display LED 128 and the like.

As shown in FIG. 2, a display unit 82 is provided on the casing 36 of the indoor unit 12, and display LEDs 128 and the like of the display board 106 are arranged on the display unit 82 (FIG. 2). In the illustration). Thus, the operating state (operating / stopping, operating mode, etc.) of the hot water air conditioner 10 can be determined based on the lighting state of the display LED 128 of the display unit 82.

As shown in FIG. 3, the display substrate 106 is provided with a light receiver 126. This light receiver 126
Is provided with a connector 134. The connector 134 is connected to the connector 136 of the control board 102, so that the light receiver 126 is connected to the control board 102. The light receiving unit 12 of the light receiver 126
6A is arranged on the display unit 82 (not shown).

The control board 102 is provided with a communication interface (communication I / F) 138 as input / output means, and a connector 136 is connected to the communication I / F 138.
Is connected. Thereby, the communication I / F 138 includes the power supply lines 140A, 1
40B and the receiving line 1 from which the light receiver 126 outputs the receiving signal
40C is connected. The connector 136 is connected to a transmission line 140D that outputs a signal from the communication I / F 138.

When the light receiving unit 126A receives an infrared signal transmitted from the remote control switch 130, which will be described later, the light receiving unit 126 sends a signal corresponding to the received infrared signal to the communication I / F 138 via the receiving line 140C. Output.

The communication I / F 138 converts a signal input via the reception line 140C into data and outputs the signal to the microcomputer 100, and outputs data input from the microcomputer 100 via the transmission line 140D in a predetermined format. It is possible.

That is, the control board 102 has not only a function of receiving an operation signal transmitted from the remote control switch 130 but also a function of outputting predetermined data to the outside. Since the transmission line 140D is not connected to the light receiver 126, when the light receiver 126 is connected to the connector 136, the communication I / F 138 functions to receive a signal from the remote control switch 130.

When the operating conditions and the like are set by operating the switches, the remote control switch 130 transmits the operating conditions and the like as infrared signals in a predetermined format. The microcomputer 100 of the indoor unit 22 receives an infrared signal from the remote control switch 130 with the light receiver 126, reads out operating conditions and the like, and performs an air-conditioning operation based on the operating conditions.

On the other hand, the control board 102 is connected to the refrigerant unit 24 by electrical wiring connected to the terminal block 132.
And communicates serially with a controller (not shown) provided in the refrigerant unit 24. During the cooling or dehumidifying operation, the refrigerant is supplied based on the operating conditions set by the serial communication. The operation of the unit 24 is controlled. The control of the air conditioning capacity of the indoor unit 22, the configuration of the refrigerant unit 24, and the control of the refrigerant unit 24 by serial communication can use a conventionally known configuration and method, and a detailed description thereof will be omitted in the present embodiment.

The control board 102 includes a communication line 150
Is connected to the heat source unit 26 by. As shown in FIG. 4, the heat source unit 26 is provided with a control board 174 having a microcomputer (not shown), and the communication line 150 is connected to the control board 174. Thereby, the hot-water air conditioner 10 performs, for example, intelligent communication between the control board 102 of the indoor unit 22 and the control board 174 of the heat source unit 26 to control the operation of the heat source unit 26.

The control board 174 includes a power transformer 176 and a hot water circulation pump (pump motor).
62, an igniter 178 for igniting the gas burner 70;
Gas solenoid valve 18 for supplying combustion gas to gas burner 70
0A and 180B, a gas proportional valve 182, a fan motor 184 for air supply, and the like are connected. The control board 174 transforms electric power supplied from a different system from the indoor unit 22 by a power transformer 176 to obtain electric power for driving the pump 62 and the like.

Sensors such as a high temperature thermistor 186 for measuring the temperature of the hot water sent from the hot water heat exchanger 64, an outside air temperature sensor 188 for detecting the outside air temperature, and a rotation detector 190 for the fan motor 184 are provided on the control board 174. Is connected. The control board 174
While monitoring the operation state of each device in the heat source unit 26 with these sensors, hot water of a predetermined temperature is generated.

A temperature fuse 192, a high limit switch 194, and the like are connected to the control board 174. The control switch 174 includes a pump test terminal 196, an operation monitor terminal 198 for externally displaying an operation state, and the like. A combustion lamp 202 that lights up when the gas burner 70 is ignited, a failure display LED 204 that displays an error code when a failure occurs, a maintenance switch 206, a secondary pressure adjustment volume 208, and the like are provided.

The control board 174 operates the heat source unit 26 in response to an operation signal input from the control board 102 of the indoor unit 22 via the communication line 150 during the heating operation (or the dehumidifying operation). This allows
Hot water of a predetermined temperature is supplied to the radiator 18 provided in the indoor unit 22, and the air passing through the radiator 18 is heated and blown out from the outlet 52.

As shown in FIG. 5, the hot water air conditioner 10 has a floor heating mat 14
2 can be connected, whereby the heat source unit 2
6 can be used for floor heating.

The floor heating mat 142 has a warm water tube 146 tightly woven in a mat 144 laid on the floor. As shown in FIG. 1, the hot water inlet nipple 84A and the hot water outlet nipple 84A at both ends of the hot water tube 146 are provided.
B is connected to hot water tubes 86A and 86B.

The heat source unit 26 has a hot water inlet nipple 80A and a hot water outlet nipple 80B which are arranged next to the hot water inlet nipple 56A and the hot water outlet nipple 56B, respectively.
The hot water outlet nipple 80B is connected to a hot water tube 86A via a thermal valve 76, and the hot water inlet nipple 80A is connected to a hot water tube 84B. Thereby, when the thermal valve 76 is opened, a circulation path of hot water is formed between the heat source unit 26 and the floor heating mat 142.

As shown in FIG. 4, this thermal valve 76
Are connected to a control board 174 of the heat source unit 26.
Accordingly, the opening and closing of the thermal valve 76 is controlled in accordance with the operation of the pump 62. Normally, the control board 174 controls the thermal valve 76 to be turned on / off at a preset duty ratio, and the mat 144 is heated to a predetermined temperature (for example, 3 degrees) by a thermistor (not shown) provided on the floor heating mat 142.
When it is detected that the temperature becomes 1 ° C. or more, the thermal valve 76 is turned off to suppress the temperature rise of the mat 144.

The control board 174 performs on / off control of the thermal valve 76 on the basis of the designated duty ratio by designating the duty ratio when the thermal valve 76 is turned on / off. You can do it.

On the other hand, as shown in FIG. 5, the hot water air conditioner 10 can be connected to the interlocking controller 20 together with the floor heating mat 142, and the floor heating mat 142 and the interlocking controller 20 are connected. Thus, the air conditioning system 11 that performs indoor air conditioning and floor heating using the indoor unit 12 and the floor heating mat 142 can be configured.

As shown in FIG. 6, in the interlocking controller 20, a temperature detection board 158 and a light receiver 160 are connected to a control board 152 having a microcomputer (not shown). The temperature detection board 158 includes a radiation sensor 16
4 are provided. As the radiation sensor 164, an infrared sensor that detects infrared rays emitted from an object according to the surface temperature is used. The temperature detection board 158 causes the surface temperature of the object to be measured by the radiation sensor 164 to be within 1 ° C. Detected in the range.

As shown in FIGS. 6 and 7, the interlocking controller 20 is mounted at a predetermined position in the room to be air-conditioned such as near the indoor unit 12 of the hot water air conditioner 10. The interlocking controller 20 includes, for example, a floor heating mat 14.
A condensing lens 166 directed to the light source 2 is provided, and a surface temperature of an object to which the condensing lens 166 is directed is detected by a radiation sensor 164.

The condensing lens 166 is not limited to the surface of the floor heating mat 142 and may be directed to a position at a predetermined height from the floor surface, or may be swung within a predetermined range to be used indoors. Temperatures at multiple positions may be detected.

On the other hand, the light receiver 160 is a light receiver 16 for receiving an infrared signal transmitted from the remote control switch 130.
2 are provided. As shown in FIG. 6, a receiving circuit 154 is provided on the control board 152, and the light receiver 160 is connected to a connector 156 provided on the control board 152 to receive the control board 152. Connected to I / F 154. Thus, the control board 152 can receive an operation signal corresponding to the infrared signal transmitted from the remote control switch 130.

As shown in FIG. 8, the remote control switch 130 includes a display section 84 using display means such as an LCD,
A cover 87 is provided. This remote control switch 1
An operation panel 88 on which various operation buttons for setting operating conditions of the hot water air conditioner 10 and the floor heating mat 142 are provided in the cover 87 of the apparatus 30. That is, the remote control switch 130 is
The remote control is a multi-type remote control having both the operation of the operation of the floor heating mat 142 and the operation of the floor heating mat 142.
4 is a hot water air conditioner 1 set on the operation panel 88.
0 and the operating condition of the floor heating mat 142 are displayed.

On the operation panel 88, a start / stop button 91, a temperature setting button 92, a temperature lowering button 93A and a temperature raising button 93B for the hot water air conditioner 10, a temperature lowering button 94A and a temperature raising button 94 for the floor heating mat 14 are provided. 94
Along with B, a cooling / heating switching button 95 and a floor heating button 96 are provided. By operating the cooling / heating switching button 95, the operation mode is switched to “cooling”, “automatic”, “heating”, “heating, floor heating”, “floor heating”, “dry”,
By operating the cooling / heating switching button 95, the mode is switched to the “cooling” mode.

The hot water air conditioner 10 is operated in “cooling”, “automatic”, “heating”, “heating, floor heating”, and “dry” modes. The floor heating mat 142 is operated in a “heating, floor heating” and “floor heating” mode. At this time, by operating the floor heating button 96, the operation of the floor heating mat 142 is switched to the "automatic photo mode", the "automatic economy" mode, and the "manual" mode. "Automatic photo" is a normal automatic operation mode, "Automatic economy" is an automatic operation mode that suppresses the heating capacity without compromising comfort, and "Manual" is an operation mode in which the set temperature is set by manual operation. It has become.

The temperature lowering button 93A and the temperature raising button 9
A numerical value is displayed on the display unit 84 for the set temperature of the hot water air conditioner 10 set by the operation of 3B. In addition, when the temperature of the floor heating mat 142 is set by operating the temperature lowering button 94A and the temperature raising button 94B, it is determined which of the seven temperature levels is set in advance on the display unit 84, for example. Display is performed. This 7
The set temperature level of the stage is about 16-17 ° C., 18
-19 ° C, 20 ° C, 21 ° C, 22-24 ° C, 25-27
° C and 28 to 30 ° C, and when the hot water air conditioner 10 and the floor heating mat 142 are operated simultaneously, the display unit 84 displays a temperature level of the set temperature of the hot water air conditioner 10 or the set temperature of the floor heating mat 142. Either one is displayed.

In the remote control switch 130, the wind direction (up and down flaps 5
4), air volume (number of rotations of the cross flow fan 90)
And settings such as timer operation.

The remote control switch 130 is operated by operating the operation / stop button 91 in a state in which the operation mode has been set, to an operation signal for instructing the operation of the hot water air conditioner 10 or the floor heating mat 142 and the set operation condition. An operation signal based on the operation signal is transmitted in a predetermined format.
Note that the remote control switch 130 allows the operation of the run / stop button 91 even when the cover 87 is closed.

That is, the remote control switch 130 is used to start / stop the hot water air conditioner, the air volume, whether or not the timer is running,
Operating mode, set temperature, room temperature (sensible temperature) detected by a temperature sensor (not shown) provided inside,
Whether or not floor heating is linked, floor heating timer, on / off timer time up, timer off time, timer on time, current time, wind direction / air volume (operation of upper and lower flaps 54), set humidity, silent on / off, etc. In addition to the operation signals related to the operation of the hot water air conditioner, operation signals related to the operation of the floor heating mat 142, such as the operation of turning on / off the floor heating and the set floor temperature, are collectively or selectively transmitted.

On the other hand, as shown in FIG. 6, the control I / F
The control I / F 168 is connected to the control board 102 of the indoor unit 22 and the control board 174 of the heat source unit 26 via the communication I / F 168.

As shown in FIGS. 3 and 9, when the control board 152 of the interlocking controller 20 is connected to the control board 102 of the indoor unit 22, the light receiver 126 connected to the connector 136 of the communication I / F 138 is connected. Remove connector 134 and remove connector 136
Is connected to a connector 169 provided at the tip of the wiring drawn from the control board 152 of the interlocking controller 20.

Thus, the power supply lines 140A and 140B of the communication I / F 138 of the control board 102 and the reception line 1
The control board 152 is connected to the transmission board 140C and the transmission line 140D, and data can be exchanged between the control board 102 and the control board 152 in a predetermined format.

When the interlock controller 20 receives the operation signal sent from the remote control switch 130, the interlock controller 20 converts the operation signal into an operation signal related to the operation of the hot water air conditioner 10,
Separated into operation signals related to the operation of the floor heating mat 142,
An operation signal relating to the operation of the hot water air conditioner 10 is output to the control board 102 of the indoor unit 22 in the same format as the operation signal transmitted from the remote control switch 130.

Therefore, when the interlocking controller 20 is connected to the control board 102 of the indoor unit 22, the light receiver 126 for receiving the signal from the remote control switch 130 is removed. The operation signal transmitted by the remote control switch 130 can be read by the light receiving device 160 of FIG.

That is, the interlocking controller 20 controls the indoor unit 22 (the control board 10
When not connected to 2), control board 1
02 is connected to the optical receiver 126, the operation signal transmitted from the remote control switch 130 is
26. On the other hand, by connecting the control board 152 of the interlocking controller 20 to the control board 102, the remote control switch 130
Is received by the light receiver 160 of the interlocking controller 20 and is input from the interlocking controller 20 to the control board 102 of the indoor unit 22.
As a result, the hot water air conditioner 10
The air-conditioning operation according to the operation of 30 is enabled.

On the other hand, when the interlocking controller 20 separates the operation signal related to the operation of the floor heating mat 142 from the operation signal transmitted from the remote control switch 130, the interlock controller 20 transmits a control signal based on the operation signal to the heat source via the communication I / F 168. Output to the unit 26. At this time, based on the set temperature (set floor temperature) set by the remote control switch 130, the floor temperature detected by the radiation sensor 164, and the like, the interlocking controller 20 operates / stops the heat source unit 26 and sets the duty of the heat operated valve 76. Control the ratio. That is, the interlocking controller 20 operates the remote control switch 130
Floor heating mat 1 based on the operating conditions set by
The floor heating using the control unit 42 is controlled.

The interlocking controller 20 controls the operation of the floor heating mat 142 based on an operation signal relating to the operation of the floor heating mat 142 sent from the remote control switch 130. The operation state of the heat source unit 26 is output to the control board 102 of the indoor unit 22 following the operation signal of the remote control switch 130 or at a predetermined timing. Also, the control board 102 of the indoor unit 22
Sets the operating state of the hot water air conditioner 10
0 is output to the control board 152.

The information output by the microcomputer 100 is as follows.
In addition to the detection result of each sensor in the indoor unit 22, the control state of each device and the operation state of the refrigerant unit 24, the presence or absence of an error of each sensor and each device is output.

As a result, the control board 102 of the indoor unit 22 or the control board 152 of the interlocking controller 20 can accurately grasp the air-conditioning state of the room by the air-conditioning system 11 so that the air-conditioning system can be comfortably air-conditioned. 10 and the floor heating mat 142 can be controlled.

Next, the operation of the present embodiment will be described. Normally, a light receiver 126 is connected to the control board 102 provided in the indoor unit 22 of the hot-water air conditioner 10. An operation signal transmitted from the remote control switch 130 is received by the light receiver 126 and Is input to

Thus, for example, the remote control switch 1
While the operation mode is switched to the cooling mode by the operation switching button 98 of the air conditioner 30, the air conditioner selection button 94 is selected.
After the user operates the temperature setting buttons 93A and 93B to set operating conditions such as the set temperature and operate the run / stop button 92, the operation signal corresponding to this operation is controlled in a format that defines the operation signal. Sent from switch 130.

When receiving the signal transmitted from remote control switch 130 by light receiver 126, hot water air conditioner 10 outputs data corresponding to the operation signal to microcomputer 100 from communication I / F 138. Thereby, the microcomputer 10
0 sets the operating condition according to the input operation signal,
The air conditioning operation based on the set operation conditions is started.

When the heating operation is instructed by the remote control switch 130, the control board 102 of the hot water air conditioner 10 activates the heat source unit 26, and the hot water heat exchanger 64 of the heat source unit 26 and the radiator of the indoor unit 22. The air-conditioning air blown from the outlet 52 is heated by the warm water circulated between the air-conditioner 18 and the hot water 18.

That is, when the light receiver 126 is connected to the communication I / F 138 of the control board 102,
It operates only as a conventionally known general hot water air conditioner.

In the hot water air conditioner 10, the floor heating mat 142 can be connected to the heat source unit 26, and the interlocking controller 20 for controlling the floor heating mat 142 is connected to the control board 102 of the indoor unit 22.

The indoor unit 22 of the interlocking controller 20
To the connector 136 of the control board 102.
The connector 134 of the light receiver 126 is disconnected from the connector 136, and the connector 169 of the wiring drawn from the control board 152 of the interlocking controller 20 is connected to the connector 136.

The control board 102 is provided with a communication I / F 138 capable of transmitting and receiving signals transmitted from the remote control switch 130, not exclusively for receiving the signals. Therefore, when the control board 152 of the interlocking controller 20 is connected, Data exchange with the control board 152 becomes possible.

When the interlocking controller 20 is connected to the indoor unit 22 of the hot water air conditioner 10, the infrared signal transmitted from the remote control switch 130 is received by the light receiver 160 of the interlocking controller 20 and input to the control board 152. You. Interlocking controller 2
When the operation signal transmitted from the remote control switch 130 is received by the light receiver 160, the control signal of the control board 102 of the indoor unit 22 is displayed together with the room temperature detected by the temperature detection board 158 and the operation state of the heat source unit 26. Send to The indoor unit 22
Control board 102 includes a remote control switch 130
The interlock controller 20 may transmit the operation signal transmitted from the remote control switch 130 to the indoor unit 22 as it is in order to use only necessary operation signals among the operation signals transmitted from the remote controller.

The hot water air conditioner 10 has a remote control switch 1
When an operation signal from 30 is input via the interlocking controller 20, the air conditioning operation (cooling operation) is started based on the operation conditions set by the remote control switch 130. At this time, in the hot-water air conditioner 10, the indoor temperature detected by the radiation sensor 164 provided in the interlocking controller or the indoor temperature from inside the remote control switch 130 is input, so that the indoor temperature and the remote control switch 130 are set. The air conditioning capacity is controlled based on the set temperature.

On the other hand, when the set temperature (set floor temperature) and operation of floor heating mat 142 are instructed by operating remote control switch 130, interlocking controller 20 operates floor heating mat 142 via communication line 150. An operation signal to instruct is sent to the heat source unit 26. At this time,
The interlocking controller 20 sets the set floor temperature and the radiation sensor 16.
The thermal valve 76 is set based on the bed temperature detected in Step 4, and the set duty ratio is output to the control board 174 of the heat source unit 26.

As a result, the heat source unit 26 performs floor heating while controlling the thermal valve 76 at the set duty ratio.

Further, when the operation of the floor heating mat 142 is instructed, the interlocking controller 20 outputs the operating state of the heat source unit 26 and the operating state of the floor heating mat 142 to the indoor unit 22 of the hot water air conditioner 10. Thereby, the control board 102 of the indoor unit 22
Since the heating capacity can be set based on the operating condition of the floor heating mat 142 in addition to the operating condition set by the remote control switch 130, it is possible to heat the room according to the floor heating condition of the floor heating mat 142. it can.

Further, since the control board 102 provided in the indoor unit 22 can output the operating state of the hot water air conditioner 10 to the interlocking controller 20 via the communication I / F 138, the interlocking controller 20 The floor heating capacity of the floor heating mat 142 can be controlled in consideration of the operating state of the hot water air conditioner 10 in addition to the floor temperature and the floor temperature.

As described above, by connecting the interlocking controller 20, the heating state of the floor heating mat 142 is input to the hot-water air conditioner 10, so that the operating capacity can be appropriately adjusted in consideration of the operation state of the floor heating mat 142. Can be set to Further, the operating state of the hot water air conditioner controlled in this way is input to the interlocking controller 20, so that the interlocking controller 20 can control the heating capacity of the floor heating mat 142 according to the operating state of the hot water air conditioner 10. The room can be kept in a comfortable heating state by air conditioning by the hot water air conditioner 10 and floor heating by the floor heating mat 142.

Also, in either the indoor unit 22 or the interlocking controller 20, the hot water air conditioner 10 and the floor heating mat 14
2 can also be managed.

In this embodiment, when the interlocking controller 20 is connected to the indoor unit 22,
Although the light receiving device 26 has been removed, the light receiving device 126 may be connected to the interlocking controller 20. That is, FIG.
0, the connector 134 of the light receiver 126 removed from the connector 136 of the control board 102 is
It is connected to the connector 154 that is pulled out from the control board 152 of the interlocking controller 20.

Thus, it is not necessary to provide the light receiver 160 in the interlocking controller 20, and the light receiver 126 provided in the indoor unit 22 is not wasted, so that efficient components can be used.

In this embodiment, the indoor unit 2
2 has been described using an example in which a hot water type floor heating mat 142 is connected via the interlocking controller 20. However, the present invention is not limited to the hot water type and an electric floor heating mat may be used. It may be a device. Further, in the present embodiment, the preset data is exchanged between the indoor unit 22 and the interlocking controller 20. However, mutually required data is requested each time, and the requested data or Data including the requested data may be transmitted.

In this embodiment, the hot water air conditioner 1
Although the description has been made using 0, as long as the air conditioner is operated by operating a remote control switch, the present invention can be applied to an air conditioner having a general configuration in which cooling and heating are performed by a refrigeration cycle.

[0094]

As described above, according to the present invention, data that can be transmitted and received can be used in conjunction with various types of cooling and heating equipment and air conditioning equipment by enabling data transmission and reception to be performed only for receiving operation signals from remote control switches. The excellent effect of being able to control and maintain a comfortable air-conditioning state is obtained.

[Brief description of the drawings]

FIG. 1 is a schematic system diagram showing a flow path of a refrigerant and hot water of a hot water air conditioner applied to the present embodiment.

FIG. 2 is a schematic diagram showing an example in which only a hot water air conditioner indoor unit is provided in a room.

FIG. 3 is a schematic diagram showing a board configuration of an electric circuit of the indoor unit.

FIG. 4 is a schematic diagram showing a substrate configuration of an electric circuit of the heat source unit.

FIG. 5 is a schematic diagram showing an arrangement of an indoor unit, a relay unit, and a floor heating mat of the hot water air conditioner that constitutes the air conditioning system.

FIG. 6 is a schematic configuration diagram showing an interlocking controller applied to the present embodiment.

FIG. 7 is a schematic diagram showing an example in which an indoor unit of a hot water air conditioner, a floor heating mat, and an interlocking controller are provided in a room.

FIG. 8 is a schematic plan view showing an example of a system remote controller applied to the present embodiment.

FIG. 9 is a schematic diagram showing connection of an interlocking controller to an indoor unit.

FIG. 10 is a schematic diagram showing another example of the connection of the interlocking controller to the indoor unit.

[Explanation of symbols]

 Reference Signs List 10 hot water air conditioner (air conditioner) 20 linked controller 22 indoor unit 24 refrigerant unit 26 heat source unit 100 microcomputer (control means) 102 control board (control means) 126 light receiver (receiving means) 130 remote control switch 138 communication I / F (on) Output means) 142 Floor heating mat (Heating device) 152 Control board (Heating device control means) 168 Communication I / F (Second input / output means)

Claims (4)

[Claims] An air conditioner which receives an operation signal in a format preset by a remote control switch as a transmission signal, receives the transmission signal, sets operating conditions based on the operation signal included in the transmission signal, and controls the air conditioner. An air conditioner that operates, a control unit that sets an operating condition based on an operation signal of the remote control switch to perform an air conditioning operation, and a receiving unit that receives the transmission signal transmitted from the remote control switch, It reads an operation signal in a preset format and data in a predetermined format from the remote controller received by the receiving unit and outputs the data to the control unit, and outputs data input from the control unit in the predetermined format. An air conditioner comprising: a possible input / output means; 2. The input / output means is connected to a second input / output means for exchanging data with the control means in a predetermined format, in place of the receiving means. The air conditioner according to item 1. 3. The air conditioner according to claim 1, wherein the control unit outputs an operation state via the input / output unit. 4. The air conditioner according to claim 1, wherein a control unit of a heating device provided with the indoor unit is connected to the input / output unit.