JP2007285612A - Remote control device for heat source machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a remote control device capable of being installed by an easy wiring work and instructing execution of a plurality of types of operations to a heat source machine by receiving an HA control signal while reducing cost. <P>SOLUTION: The remote control device includes an operation type selection means 102 for selecting an operation (a control object operation) of a control object by an HA control signal corresponding to operations of an HA selection switch 80, an up switch 70 and a down switch 71 by a user and a heat source machine operation means 101. When receiving the HA control signal from the HA controller via an HA terminal 2, a heat source machine operation means 101 transmits a signal for instructing start of a control object operation for the heat source machine if the control object operation is not in operation and instructs stop of the control object operation for the heat source machine if the control object operation is in operation. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a remote control device that includes an HA (home automation) terminal and remotely operates a heat source device according to a control signal received via the HA terminal.

  2. Description of the Related Art Conventionally, a remote control device for a heat source device is known that has an HA terminal (specified by JE1423) for communication with an HA system controller installed in a home and connected to a telephone line. Yes. Then, by connecting the HA terminal of the remote control device to the controller via a dedicated cable, the user can transmit a command signal to the controller via a telephone line.

  Here, the controller recognizes whether the terminal device to be operated is in the operating state or the stopped state based on the HA monitor signal transmitted from the HA terminal of the remote control device, and the remote control device receives the terminal device from the remote control device. The HA control signal instructing switching between the operation state and the stop state is transmitted. As described above, since the controller has only a function of transmitting a signal for instructing switching of two states (operation state / stop state) to one HA terminal, the operation is performed by one HA terminal. The number of possible terminal devices is limited to one.

  For this reason, in order to operate a plurality of hot water heaters by a remote control device of a heat source device via a controller, a hot water heating system including a plurality of HA terminals corresponding to the plurality of hot water heaters has been proposed (for example, Patent Documents). 1). However, in this case, the HA terminals of the controller and the remote control device have to be connected by a plurality of dedicated cables, which has the disadvantage that it takes time for wiring work.

In addition, since the remote control device of the heat source device includes a plurality of HA terminals, the size of the remote control device increases and the cost of the remote control device also increases.
JP-A-10-103684

  The present invention has been made in view of the above-described background, and can be installed by easy wiring work, and can instruct execution of a plurality of types of operations to a heat source device by receiving an HA control signal. The purpose is to provide a low cost.

  The present invention has been made in order to achieve the above object, and includes a heat source device operating means for remotely operating a heat source device that performs a plurality of types of operations involving supply of hot water generated by heating, a communication terminal of a user, Connected to a controller of a home automation (HA) system that communicates via a network with a cable, and transmitted from the controller in response to a driving instruction signal received from the communication terminal, One HA for receiving an HA control signal instructing switching between the operating state and the stopped state, and transmitting an HA monitor signal indicating whether the terminal device is in the operating state or the stopped state to the controller The present invention relates to a remote control device for a heat source device having a terminal.

  And when the operation type selection means for selecting any one of the plurality of types of operation as corresponding to the terminal device and the operation selected by the operation type selection means are in a stopped state The terminal device transmits the HA monitor signal indicating that the terminal device is in a stopped state to the controller via the HA terminal, and when the operation selected by the operation type selection means is in the operation state, the terminal device Monitor signal transmitting means for transmitting the HA monitor signal indicating an operating state to the controller via the HA terminal, and the heat source machine operating means stops the operation selected by the operation type selecting means In this state, when the HA control signal is received from the controller via the HA terminal, the operation type selection means is applied to the heat source machine. Characterized in that to execute the selected operation.

  According to the present invention, the remote control device has one HA terminal, and is connected to the controller of the HA system via the HA terminal. Then, the heat source machine operating means switches from a stopped state to an operating state of a terminal device that is an operation instruction target from the controller via the HA terminal in a state where the operation selected by the operation type selecting unit is stopped. When the HA control signal instructing is received, the heat source machine is caused to execute the operation selected by the operation type selection means. In this case, the user selects, from the destination, the driving type selection unit by selecting in advance one driving that the communication terminal wants to perform driving instructions from among the plurality of types of driving. It is possible to instruct execution of the operation desired by the communication terminal.

  In this case, since the remote control device only needs to have one HA terminal, the cost of the remote control device can be reduced as compared with the case where a plurality of HA terminals for the plurality of types of operation are provided. be able to. Further, since the controller and the remote control device need only be connected by a single communication cable, the labor of wiring work is reduced. Furthermore, when it is desired to increase the types of operation instructed to be executed by the communication terminal, it can be easily handled by increasing the number of operations that can be selected by the operation type selection means.

  In addition, when any one of the plurality of types of operation is selected by the switch operated by the user and the operation type selection unit as corresponding to the terminal device, then it is defined in advance. The operation type selection prohibiting unit prohibits selection of the plurality of types of operation by the operation type selection unit until a special operation of the switch is performed.

  According to the present invention, when any one of the plurality of types of driving is selected by the driving type selection unit, the driving type selection prohibiting unit continues until the user performs a special operation of the switch. Selection of the plurality of types of operation by the operation type selection means is prohibited. As a result, it is possible to prevent the operation once selected from being easily changed by a user's erroneous operation or the like.

  In addition, a plurality of switches operated by a user are provided, and the operation type selection unit sends any one of the plurality of types of operation to the terminal device according to a combination operation of the plurality of switches. It is characterized by selecting as an equivalent.

  According to the present invention, the terminal device in which any one of the plurality of types of driving is a target of a driving instruction by the communication terminal according to a combination operation of the plurality of switches by the driving type selection unit. Is selected as the equivalent. Therefore, when a user accidentally touches one of the plurality of switches, it is possible to prevent an operation not intended by the user from being selected as corresponding to the terminal device.

  Embodiments of the present invention will be described with reference to FIGS. FIG. 1 is an overall configuration diagram of a hot water supply system in which a remote control device of a heat source apparatus of the present invention is used, FIG. 2 is a configuration diagram of the remote control device shown in FIG. 1, and FIG.

  Referring to FIG. 1, a remote control device 1 remotely controls a heat source device 10 and is connected to the heat source device 10 via a communication cable 30 and is an HA controller 40 which is a controller of a home automation (HA) system. And a communication cable 43.

  The entire operation of the heat source unit 10 is controlled by a heat source unit controller 15 constituted by a microcomputer or the like, and a hot water supply function for supplying hot water to a bathtub 20 or a currant (not shown) via a hot water supply pipe 20a, and hot water circulation A hot water heating function for supplying hot water to the hot water heating terminal (in the present embodiment, the floor heater 22 and the hot water room heater 24) is provided via the circuits 21a and 24a. Further, the heat source device 10 is connected to the floor heater 21 via a communication cable 23 and is connected to the hot water room heater 24 via a communication cable 26.

  The floor heater 21 performs a floor heating operation for heating the room by radiating heat from the hot water using a heat radiating panel arranged on the floor, and an operation switch 22a for instructing the start / stop of the floor heating operation and the floor heating operation The operation unit 22 has an operation lamp 22b that is lit during the execution of the operation. When the operation switch 22a is operated while the floor heating operation is stopped, the floor heater 21 transmits a signal requesting the supply of hot water to the heat source unit 10 to execute the floor heating operation. Further, when the operation switch 22a is operated during the floor heating operation, the floor heater 21 transmits a signal requesting the supply of hot water to the heat source device 10 to stop the floor heating operation. .

  The hot water room heater 24 performs a hot air heating operation in which air heated by supplied hot water is sent out as hot air by a fan (not shown), and an operation switch 25a for instructing start / stop of the hot air heating operation; An operation unit 25 having an operation lamp 25b that is turned on during the hot air heating operation is provided. When the operation switch 25a is operated while the hot air heating operation is stopped, the hot water room heater 24 transmits a signal requesting the supply of hot water to the heat source device 10 to execute the hot air heating operation. To do. When the operation switch 25a is operated during the hot air heating operation, the hot water room heater 24 transmits a signal requesting the supply of hot water to the heat source unit 10 to perform the hot air heating operation. Stop.

  The HA controller 40 is connected to the telephone line 50 via the connector 41, and transmits a signal (operation) for instructing operation / stop of the terminal device transmitted from the communication terminal 60 (fixed telephone, mobile phone, etc.) operated by the user. The instructing signal corresponds to the driving instruction signal of the present invention). Further, the HA controller 40 is connected to the HA terminal 2 of the remote control device 1 through a communication cable 43 by a connector 42.

  Here, the HA controller 40 has a function of monitoring the state (operation state / stop state) of one terminal device via the HA terminal 2 and instructing switching between the operation state and the stop state of the terminal device. ing. Specifically, the HA controller 40 determines whether the terminal device is in the operating state (the HA monitor signal is Hi) based on the level of the HA monitor signal (Hi / Lo binary level) transmitted via the HA terminal 2 of the remote control device 1. Level) or in a stopped state (HA monitor signal is at Lo level).

  When the HA controller 40 receives a signal for instructing the operation of the terminal device from the communication terminal 60 via the telephone line 50 when the terminal device is in a stopped state, the HA controller 40 sends an HA control signal (pulse signal). Transmit to the remote control device 1. In addition, when the terminal device is in the operating state, the HA control signal is also transmitted to the remote control device 1 when a signal for instructing the terminal device to stop is received from the communication terminal 60.

  Next, referring to FIG. 2, the remote control device 1 includes a display unit 60 that displays an operation state and the like of the heat source device 10, an UP switch 70 and a DOWN switch 71 for performing various selection operations, and execution of a chasing operation. A follow-up switch 72 for instructing an operation, an automatic switch 73 for instructing execution of a hot water filling operation, an operation switch 74 for switching the heat source machine between an operation state and a standby state, and a plurality of types of operation (water filling operation, The state where the HA selection switch 80 for selecting any one of the floor heating operation and the hot air heating operation) as an object to be monitored / controlled via the HA terminal 2, the switch operation, or the various operations by the heat source machine is not performed. For changing the volume of the save switch 81 and the buzzer 90 for switching the setting / canceling of the save mode to turn off the display unit 60 when the display continues for a predetermined time or longer. Switch 82, and a bath temperature switch 84 for setting the bath reservation switch 83, and the hot water filling temperatures for setting the reservation time of the water filling operation.

  In addition, the remote control device 1 includes a remote control controller 100 configured by a microcomputer or the like, and the operation of the entire remote control device 1 is controlled by the remote control controller 100. Then, the remote controller 100 operates in accordance with the operation of the heat source unit operation means 101 that controls the operation of the heat source unit 10 according to the operation of each switch, the HA selection switch 80, the UP switch 70, and the DOWN switch 71 ( The operation type selection means 102 for selecting the control target operation (hereinafter referred to as the control target operation) as equivalent to the terminal device to be monitored / controlled via the HA terminal 2, and the Hi level indicating the operation state when the control target operation is being executed. The HA monitor signal is transmitted from the HA terminal 2, and the LO level HA monitor signal indicating the stopped state is transmitted via the HA terminal 2 when the operation to be controlled is stopped, the heat source device 10 is used to transmit and receive signals to and from the heat source device communication circuit 104 for transmitting and receiving signals to and from the HA controller 40. And a HA communication circuit 105 for.

  Here, when the user operates the HA selection switch 80, the control target operation can be selected. Then, according to the operation of the UP switch 70 and the DOWN switch 71 by the user, the operation type selection unit 102 selects any one of the automatic hot water operation, the floor heating operation, and the hot air heating operation as the control target operation. Alternatively, the control target operation is not selected.

  The operation type selection unit 102 displays the selected operation type on the control target operation display unit 60 a of the display unit 60 when the control target operation is selected. Specifically, when hot water filling operation is selected, “HA hot water filling” is displayed, and when floor heating operation is selected, “floor heating operation” is displayed, and hot air heating operation is selected. “HA room heater” is displayed. Further, when the control target operation is not selected, the operation type selection unit 102 turns off the control target operation display unit 60a of the display unit 60.

  Next, according to the flowchart shown in FIG. 3, the processing of the heat source machine operation unit 101 when the remote control device 1 receives the HA control signal via the HA terminal 2 will be described. The heat source machine operating means 101 proceeds to STEP 2 when receiving the HA control signal in STEP 1 of FIG. 3, and determines whether or not the operation to be controlled is selected by the operation type selecting means 102.

  When the control target operation is selected, the process proceeds to STEP3, and when the control target operation is not selected, the process returns to STEP1. In STEP 3, the heat source device operating means 101 determines whether or not the controlled object operation is stopped. If it is stopped, the process proceeds to STEP 4 to instruct the heat source device 10 to start the controlled object operation. Send a signal to

  For example, when the hot water filling operation is selected as the operation to be controlled, the heat source machine operation means 101 transmits a signal instructing the heat source machine 10 to start the hot water filling operation and receives the signal. 10 performs a hot water filling operation. Thereby, a predetermined amount of hot water is supplied from the heat source device 10 to the bathtub 20.

  When the floor heating operation is selected as the operation to be controlled, the heat source unit operation means 101 transmits a signal instructing the heat source unit 10 to start the floor heating operation, and receives the signal. 10 transmits a signal for instructing the floor heater 21 to start the floor heating operation, and starts supplying hot water to the floor heater 21. Thereby, the floor heating operation by the floor heater 21 is started.

In addition, when the hot air heating operation is selected as the operation to be controlled, the heat source device operation unit 101 transmits a signal instructing the heat source device 10 to start the hot air heating operation and receives the signal. The heat source device 10 transmits a signal for instructing the hot water room heater 24 to start the indoor heating operation, and starts supplying hot water to the hot water room heater 24. As a result, the hot air heating operation is started by the hot water room heater 24. The subsequent STEP 5 is a process by the monitor signal transmitting means 103, and the monitor signal transmitting means 103 sends the HA monitor signal ms of Hi level indicating the operating state to the HA terminal. 2 to transmit to the HA controller 40. Then, in the next STEP 6, when the operation to be controlled is completed, the process proceeds to STEP 7, and the monitor signal transmission unit 103 transmits the low level HA monitor signal ms indicating the stop state to the HA controller 40 via the HA terminal 2. The state returns to STEP1.

  On the other hand, when the control target operation is completed in STEP 6, the process branches to STEP 20, and the heat source apparatus operating means 101 determines whether or not an HA control signal has been received via the HA terminal 2. When the HA control signal is received, the process proceeds to STEP 10, and when the HA control signal cs is not received, the process returns to STEP 6.

  Further, in STEP 10 that branches when the control target operation is stopped in STEP 3 and when the HA control signal reception is received in STEP 20, the heat source unit operating means 101 stops the control target operation with respect to the heat source unit 10. A signal indicating that is transmitted.

  For example, when the hot water filling operation is selected as the control target operation, the heat source machine operation means 101 transmits a signal instructing the heat source machine 10 to stop the hot water filling operation and receives the signal. 10 ends the hot water operation.

  When the floor heating operation is selected as the operation to be controlled, the heat source unit operation means 101 transmits a signal instructing the heat source unit 10 to start the floor heating operation, and receives the signal. 10 transmits a signal instructing the floor heater 21 to stop the floor heating operation, and stops the supply of hot water to the floor heater 21. Thereby, the floor heating operation by the floor heater 21 is stopped.

  In addition, when the hot air heating operation is selected as the operation to be controlled, the heat source unit operation means 101 transmits a signal instructing the heat source unit 10 to stop the hot air heating operation and receives the signal. The heat source device 10 transmits a signal instructing the hot water room heater 24 to stop the indoor heating operation, and stops the supply of hot water to the hot water room heater 24. Thereby, the warm air heating operation by the hot water room heater 24 is stopped.

  Through the processing of the flowchart of FIG. 3 described above, the heat source device operating unit 101 transmits a signal instructing the start of the operation to be controlled by the user from the communication terminal 60, and performs HA control from the HA controller 40 that has received the signal. When the signal is transmitted, the heat source device operating unit 101 starts the control target operation if the control target operation is stopped, and stops the control target operation if the control target operation is in operation.

The user can change the operation he / she wants to execute by the communication terminal 60 by operating the remote controller 1. Therefore, for example, in winter, by selecting the floor heating operation as the control target operation in advance, the user can instruct the start of the floor heating operation at home from the destination using the communication terminal. Thus, the room can be warmed up before returning home.

  In addition, from spring to autumn when indoor heating is not required, by automatically selecting an automatic hot water operation as a control target operation, the user instructs the hot water filling to the bathtub at home by the communication terminal 60 from the destination. be able to. Thus, the hot water filling can be completed before returning home, and bathing can be performed immediately after returning home.

  In the present embodiment, the remote control device that selects the hot water operation, the floor heating operation, and the hot air heating operation is shown as a plurality of types of operations of the present invention. However, other types involving hot water supply by the heat source device 10 are shown. You can also choose to drive.

  Further, in the present embodiment, by selecting a combination of the HA selection switch 80, the UP switch 70, and the DOWN switch 71, an operation corresponding to a terminal device to be monitored / controlled through the HA terminal is selected from a plurality of types of operation. However, a dip switch may be provided in the case of the remote control device 1, and the user may remove the case and change the setting of the dip switch to make the selection. In this case, compared with the case where the selection is performed by operating a switch arranged on the surface of the remote controller 1, it is possible to reduce the possibility that an unintended operation is selected as a control target operation due to an erroneous operation by the user. .

  Further, when any one of a plurality of types of operation is selected by the operation type selection unit 102, the operation type selection unit 102 performs until the user performs a special operation of a predetermined switch thereafter. Operation type selection prohibiting means for prohibiting selection of operation may be provided. By providing the operation type selection prohibiting means, it is possible to prevent the operation once selected from being easily changed by an erroneous operation of the switch by another user.

  As the special operation of the switch, for example, an operation of continuously pressing the HA selection switch 80 for a predetermined time (for example, 3 seconds) or a simultaneous pressing operation of the HA selection switch 80 and other switches can be specified in advance.

1 is an overall configuration diagram of a hot water supply system in which a remote control device for a heat source device of the present invention is used. The block diagram of the remote control apparatus shown in FIG. The operation | movement flowchart of the remote control apparatus shown in FIG.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Remote control apparatus, 2 ... HA terminal, 10 ... Heat source machine, 20 ... Bathtub, 21 ... Floor heater, 24 ... Hot water room heater, 40 ... HA controller, 50 ... Telephone line, 60 ... Communication terminal, 100 ... Remote control Controller 101 ... Heat source machine operation means 102 ... Operation type selection means 103 ... Monitor signal transmission means 104 ... Heat source machine communication circuit 105 ... HA communication circuit

Claims (3)

A heat source device operating means for remotely operating a heat source device that performs a plurality of types of operations involving the supply of heated hot water; a controller for a home automation (HA) system that communicates with a user's communication terminal via a network; Connected by a cable, and receives an HA control signal instructing switching between an operating state and a stopped state of a terminal device that is a driving instruction target, transmitted from the controller in response to a driving instruction signal received from the communication terminal. And a remote control device for a heat source device having one HA terminal for transmitting an HA monitor signal indicating whether the terminal device is in an operating state or a stopped state to the controller,
Driving type selection means for selecting any one of the plurality of types of driving as corresponding to the terminal device;
When the operation selected by the operation type selection means is in a stopped state, the HA monitor signal indicating that the terminal device is in a stopped state is transmitted to the controller via the HA terminal, and the operation type When the operation selected by the selection unit is in an operating state, the monitoring device includes a monitor signal transmitting unit that transmits the HA monitor signal indicating that the terminal device is in an operating state to the controller via the HA terminal,
When the operation selected by the operation type selection unit is stopped, the heat source unit operation unit receives the HA control signal from the controller via the HA terminal, and selects the operation type to the heat source unit. A remote control device for a heat source device, wherein the operation selected by the means is executed. A switch operated by a user;
When any one of the plurality of types of operation is selected by the operation type selection unit as corresponding to the terminal device, then, until a special operation of the switch specified in advance is performed, The remote control device for a heat source apparatus according to claim 1, further comprising an operation type selection prohibiting unit that prohibits selection of the plurality of types of operations by the operation type selecting unit. With multiple switches operated by the user,
The operation type selection means selects any one of the plurality of types of operation as corresponding to the terminal device according to a combination operation of the plurality of switches. Or the remote control device of the heat source machine according to claim 2.

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