JPH0743168B2 - Remote control water heater - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote control hot water supply device which comprises a main body of a hot water supply device and a remote control device and can be operated remotely.

[0002]

2. Description of the Related Art As shown in FIG. 5, a conventional remote control water heater of this type comprises a water heater main body 2 and one or a plurality of remote controller devices 1 connected to the water heater main body by wire. . The water heater main body 2 has a transmitting / receiving unit 8, a hot water supply condition setting unit 9, and a hot water supply unit 10, and the transmitting / receiving unit 8 exchanges monitor information and setting information with the remote controller device 1,
The hot water supply condition setting unit 9 sets the operating conditions such as the hot water supply temperature according to the setting information from the remote controller 1. Further, the remote control device 1 is obtained via the remote controller transmitter / receiver 5 for exchanging monitor information and setting information with the water heater main body 2, the operation unit 3 for setting the operating state of the water heater main body, and the transmitter / receiver 5. The display unit 7 displays monitor information of the water heater body.

[0003]

However, in such a general remote control hot water supply device, since the water heater main body 2 and the remote control device 1 are connected by a wire, there is a problem that workability is poor. For this reason, there has been a plan to wirelessly communicate with the remote control device 1, but in the conventional product, the remote control device has to perform display and reception during the operation of the water heater, which consumes power. Another problem was the realization of a wireless remote control hot water supply device that requires a separate power supply. In order to solve this problem, there is also the concept of auto-off that the display or power supply of the remote control device is automatically stopped after a certain time has passed, but if it is automatically turned off, the remote control device consumes no power. , It could be dangerous because it could not be displayed, or it might be inconvenient because the set temperature was not known.

An object of the present invention is to eliminate such problems of inconvenience and electric power, and to provide a remote control hot water supply device which is easy to use and has good workability.

[0005]

In order to solve the above problems, a remote control water heater of the present invention comprises an operation section for operating and monitoring the operation of the water heater main body, and an operation control section for controlling the operation of the remote controller. A remote control device including a remote control transmission / reception unit that exchanges operation information and monitor information, and an automatic stop unit that automatically stops the operation of the remote control device via the operation control unit under a predetermined condition,
A transmitter / receiver unit for exchanging monitor information and operation information with the remote control device, a hot water supply condition setting unit for setting hot water supply conditions, an operating state confirmation unit for checking the operating state of the remote control device, and the hot water supply condition setting It is composed of a water heater main body having a hot water supply unit for supplying hot water according to the hot water supply conditions set in the section.

Further, the second means of the remote control hot water supply device of the present invention further comprises a hot water supply detection unit for detecting whether or not hot water is being supplied in the hot water supply unit in the main body of the water heater, and the remote control device is automatically stopped in the hot water supply condition setting unit. Even so, the hot water supply condition is not changed while the hot water supply detection unit is detecting the hot water supply.

[0007]

With the above structure, the remote control transmitter / receiver of the remote controller transmits the operation information and the monitor information to the water heater main body when the operation portion is operated to set the operating state of the water heater main body, The transmitter / receiver receives operation information from the remote controller and sends monitor information, and the hot water supply condition setting unit operates the water heater main body according to the operation information from the remote controller received by the transmitter / receiver. The hot water supply condition specified by the operation information from the remote control device is set, and the hot water supply unit performs hot water supply according to the hot water supply condition set by the hot water supply condition setting unit. When the predetermined condition is satisfied, the automatic stop unit sends a monitor signal to the water heater main body through the remote controller transmission / reception unit and stops the operation of the remote controller device through the operation control unit.

On the other hand, the operating state confirmation section determines from the monitor information sent via the transmission / reception section whether the remote control device is operating, and the hot water supply condition setting section is operated from the remote control device while the remote control device is operating. The hot water supply condition specified by the operation information is set, and when the remote control device is automatically stopped, the hot water supply condition before the automatic stop is held.

Further, the hot water supply condition setting unit sets the hot water supply condition specified by the operation information from the remote control device while the remote control device is operating, and changes the setting to a predetermined hot water supply condition when the remote control device automatically stops. To do.

Further, the hot water supply detection unit detects whether or not hot water is being supplied in the hot water supply unit, and when hot water is being supplied, the hot water supply condition setting unit supplies hot water even when the remote control device is automatically stopped. Do not change the condition.

[0011]

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

In FIG. 1, reference numeral 1 is a remote controller, and 2 is a water heater body. The remote control device 1 has an operation unit 3,
It includes an operation control unit 4, a remote control transmission / reception unit 5, an automatic stop unit 6, and a display unit 7. The water heater main body 2 includes a transmitter / receiver unit 8, a hot water supply condition setting unit 9, a hot water supply unit 10, and an operating state confirmation unit 11.

On the other hand, the water heater main body 2 exchanges monitor information and operation information by radio waves with the remote control device 1 via the transmitting / receiving section 8. The hot water supply condition setting unit 9 includes the remote controller 1
The hot water supply condition of the hot water supply device is set according to the operation information from, and the hot water supply in the hot water supply unit 4 is controlled.

Further, the automatic stop unit 6 of the remote control device 1 measures the time after the operation unit 3 is operated, and when the predetermined time has elapsed, the remote control transmitter / receiver unit 5 sends the monitor information of the automatic stop, The power supply to the display unit 7 and the transmission / reception unit 5 is stopped via the operation control unit 4, and the operation of the remote control device 1 is automatically stopped. The operation state confirmation unit 11 of the water heater main body 2 confirms the monitor information from the remote control device 1, but when the remote control device 1 automatically stops, the hot water supply condition setting unit 9 is notified, and the hot water supply condition setting unit 9 sets in advance. Set the specified hot water supply conditions.

FIG. 2 is a flow chart showing the operation of the hot water supply condition setting unit. When the operation unit 3 of the remote control device 1 is operated, the operation control unit 4 supplies power to the display unit 7 and the remote control transmission / reception unit 5 to start the operation of the remote control device. The remote control transmission / reception unit 5 exchanges operation information and monitor information with the water heater main body 2, and the display unit 7 displays the operating state of the water heater main body from the received monitor information.

Another embodiment of the present invention will be described with reference to FIGS. In FIG. 3, 1 is a remote control device and 2 is a water heater main body. The remote control device 1 has an operation unit 3,
It includes an operation control unit 4, a remote control transmission / reception unit 5, an automatic stop unit 6, and a display unit 7. The water heater main body 2 includes a transmitter / receiver unit 8, a hot water supply condition setting unit 9, a hot water supply unit 10, an operating state confirmation unit 11, and a hot water supply detection unit 12. FIG. 4 is a flow chart showing the operation of the hot water supply condition setting unit. 1 to 11 in FIG.
Is the same as FIG. 1 and has the same function. Further, the hot water supply detection unit 7 detects whether hot water is being supplied and informs the hot water supply condition setting unit 3 of it.

Here, when the remote control device 1 is automatically stopped, the operating state confirmation part 11 of the water heater main body 2 informs the hot water supply condition setting part 9 that the remote control device 1 is automatically stopped according to the monitor information from the remote control device 1. Tell. The hot water supply condition setting unit 9 maintains the current hot water supply condition when hot water is being supplied, but changes it to a predetermined hot water supply condition when not being hot water supply.

Therefore, according to the structure of this embodiment, even when the remote control device 1 is automatically stopped and the display cannot be performed, the hot water can be continued as it is during the hot water supply, and after the hot water supply is finished, it is automatically predetermined. There is an effect that it becomes a hot water supply condition and there is no danger.

[0019]

As described above, in the remote control hot water supply device of the present invention, the remote control device automatically stops, and even in that case, it is automatically changed to the predetermined safe hot water supply condition. The power consumption of the device can be reduced.

Further, the hot water supply detection unit detects whether or not hot water is being supplied, and if the remote control device is automatically stopped during hot water supply, the hot water supply conditions are not changed, so the remote control device automatically stops during use. Even if you do, you can use it as it is, and the usability will be further improved.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a remote control hot water supply device according to an embodiment of the present invention.

FIG. 2 is a flowchart showing the operation of a hot water supply condition setting unit of the same device.

FIG. 3 is a configuration diagram of a remote controller hot water supply device according to another embodiment of the present invention.

FIG. 4 is a flowchart showing the operation of a hot water supply condition setting unit of the same device.

FIG. 5 is a configuration diagram of a conventional remote control hot water supply device.

[Explanation of symbols]

 1 Remote Control Device 2 Water Heater Main Body 3 Operation Section 4 Operation Control Section 5 Remote Control Transmitter / Receiver Section 6 Automatic Stop Section 7 Display Section 8 Transmitter / Receiver Section 9 Hot Water Supply Condition Setting Section 10 Hot Water Supply Section 11 Operating Status Confirmation Section 12 Hot Water Supply Detection Section

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Yasuo Yoshimura 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (56) Reference JP-A-3-39819 (JP, A)

Claims (2)

[Claims] 1. A water heater main body and a remote control device for exchanging signals with the water heater main body, wherein the remote control device controls the operation of the remote control device, and the operation control. An automatic stop unit for automatically stopping the operation of the remote control device according to a predetermined condition via the section, and the water heater main body supplies a signal between the hot water supply unit for supplying hot water and the remote control device. A transmitter / receiver for exchanging data, a hot water supply condition setting unit for setting hot water supply conditions of the hot water supply unit, and an operation state confirmation unit for confirming an operation state of the remote control device by a signal from the remote control device received by the transmission / reception unit are provided. However, the hot water supply condition setting unit determines the hot water supply condition according to a signal from the remote control device received by the transmitter / receiver unit when the operating state confirmation unit determines that the remote control device is in operation. Changed, remote water heater to automatically set the predetermined hot water conditions when the remote device is automatically stopped. 2. The water heater main body has a hot water supply detection unit for detecting whether or not hot water is being supplied in the hot water supply unit, and the hot water supply condition setting unit detects the hot water supply even if the remote control device is automatically stopped. The remote control hot water supply device according to claim 1, wherein the hot water supply condition is not changed while hot water is being supplied to the room.