JP2000320877A - Power-saving means of air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve convenience, and to easily save power by providing a power-saving means for opening the connection of a power supply without power consumption, and by opening the connection of the power-saving means by the electric signal of a control part. SOLUTION: The power-saving means opens the connection of the power supply of an air conditioner that is installed in the room of a house or the like and is used to change temperature in the room. A reception part 11 that receives a signal from a remote operation part 2, a control part 12 that controls the operation of the air conditioner, a power-saving means 13 that is used as a switching device being mechanically set to an ON state and breaks power by an electric OFF signal from the outside, or the like is provided, thus opening the power supply carried out by the power-saving means 13 by a signal from the control part 12, and hence stopping heating and cooling operation being used as a normal control method at the control part 12 when an air conditioner 1 may be damaged by immediately opening the power supply while the compressor of the air conditioner 1 or the like is being driven. Then, after each part is stabilized after stopping, the power supply is opened by the power-saving means 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to power saving means for opening a power supply of an air conditioner which is installed in a room such as a house and changes a room temperature.

[0002]

2. Description of the Related Art As a conventional air conditioner, if it is connected to an outlet in a room, and if electricity is supplied to the outlet, even if a motor or a compressor of a blower for changing the room temperature does not operate, Electricity is always supplied to the control unit that controls the motor, the compressor, and the like of the blower. In particular, it is necessary to wait for an operation start signal of a remote control device (remote control) such as a wireless device.
The control unit did not consume as much power as during operation, but always consumed power.

[0002]

However, the conventional air conditioner has the following problems. a. Given the small amount of wasteful power consumption and the fact that most of the power is obtained by burning fossil fuels, the fossil fuel depletion faced not only in Japan but also on a global scale However, there is a problem that cannot be ignored in various problems such as global warming due to carbon dioxide generated by burning fossil fuels.

B. Of course, it is possible to prevent the above power consumption by unplugging the power plug from the outlet, but it is troublesome for the user to unplug and plug the outlet normally, and the manufacturer supplies power to the motor and compressor, etc. If the power supply is stopped by unplugging the outlet during operation, a large amount of power will be forcibly cut off and sparks will be generated, which is dangerous for the user.In the case of an air conditioner, the motor, compressor, etc. Stopping will cause the refrigeration cycle to lose its balance at once and generate a loud noise, or the cooling of electrical components will stop and the temperature will rise temporarily. There is a problem that it is common to write in an instruction manual or the like so as not to frequently remove and insert it.

C. Furthermore, in the above, the outlet of the air conditioner often installs the air conditioner itself at a high position on an indoor wall, and accordingly, the outlet is often installed at a high position. When trying to do so, there is a problem in that a step such as a chair must be prepared and work must be performed after climbing the step.

An object of the present invention is to solve the above-mentioned conventional problems, and an object of the present invention is to provide an air conditioner which is excellent in convenience and can easily save power.

[0006]

An air conditioner according to the present invention comprises:
An air conditioner having a control unit that consumes power only by connecting to a power supply has power saving means for opening a connection of a power supply capable of eliminating power consumption, and the power saving means is controlled by an electric signal of the control unit. The connection of the power supply is opened, the power saving means is capable of opening the connection of the power supply by receiving the electric signal from the operation unit by the control unit, and the air conditioner has timekeeping means, After the time elapses, the control unit receives and releases the connection of the power supply, the operation unit is a remote operation unit, and the operation unit has means for preventing erroneous operation. This was made possible by the built-in power saving means of the harmonic machine.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the power saving means of an air conditioner according to the present invention will be described below with reference to the drawings. FIG. 1 is a circuit configuration diagram of a power saving means of the air conditioner,
FIG. 2 is an explanatory view of a remote control unit of the air conditioner according to the fifth aspect.

In the circuit diagram of the power saving means of the air conditioner of the present invention shown in FIG. 1, reference numeral 1 denotes an air conditioner, 2 denotes a remote control unit for instructing various operations of the air conditioner 1, and 21 denotes a remote control unit. , 3 is a power supply which is an outlet of AC 100V or the like, 11 is a receiving unit for receiving a signal from the remote control unit 2, 12 is a control unit for controlling the operation and the like of the air conditioner, 13 is A power-saving means which is a switchgear capable of mechanically maintaining an ON state and which can shut off electric power by an external electric OFF signal, 14 is a power supply unit having a plug or the like at a tip connected to the power supply 3, and 15 is a control unit. A transmission line 12 for transmitting an OFF signal from the power saving means 12 to the power saving means 13, and a time measuring means 16 for sending a signal to the control unit 12 when a predetermined time elapses from a time when the operation is stopped or the like and a predetermined time elapses.

With the above configuration, the power supply performed by the power saving means 13 is released by a signal from the control unit 12, so that the compressor of the air conditioner 1 is driven and the power supply is immediately released. In the case where the air conditioner 1 is forced to operate the equipment, the control unit 12 performs an operation of stopping the cooling and heating operation, which is a normal control method, and after a safety time in which the respective parts are stabilized after the stop, power saving means. 13 allows the power supply to be released.

The timing for starting the timing is not only when the operation is stopped as described above, but also when the power supply unit 14 is stopped.
Or when power is supplied to the air conditioner, or when a specific operation of the air conditioner ends, for example,
After cooling for a certain period of time (about 1 to 2 hours), the cooling is automatically terminated. It is necessary to determine the predetermined time in various ways depending on the timing of the start, the air conditioner having only the cooling function and the air conditioner having the cooling / heating function, and how much importance is placed on power saving. For example, in an air conditioner having only a cooling function, the time when the cooling operation ends is set as a start time, and for the purpose of avoiding power consumption during off-season, the predetermined time is about 30 to 50 hours, and a power saving effect is obtained as much as possible. For the purpose of calling attention to the user, the time may be two to three hours from the time when the power is supplied to the power supply unit 14 or the time when the operation is turned off. Further, it is possible that the remote control unit can set the time until a time-out start command or a signal after the time-out start is transmitted by the time-measuring means.

Next, in FIG. 2 showing the second embodiment, reference numeral 2a denotes a wireless type remote control unit utilizing infrared rays of an air conditioner, 23 denotes a surface of an outer box of the remote control unit 2a on the control unit side, The operation 22a starts the operation when the air conditioner is in the standby state, and turns on the operation to make the air conditioner stand by during the operation.
An OFF switch 21a is a power supply OFF switch that can disconnect the power supply from any of the operating state and the standby state.

The operation ON / OFF switch 22a protrudes from the surface of the operation unit side outer box surface 23, and the power OFF switch 21a is connected to the operation unit side outer box surface 2
3 is retracted from the surface. This means that the operation of the normal air conditioner is started or stopped (during standby) using the operation ON / OFF switch 22a, and the power supply OFF switch 21a is used for a long time (long time). This is because it is necessary to press the power ON switch (not shown) in the indoor unit of the air conditioner only when not in use and when the power off switch is pressed by mistake.

Next, in FIG. 3 showing the second embodiment, reference numeral 2b denotes a wireless type remote control unit utilizing infrared rays of an air conditioner as in FIG. 2, and 22b denotes a standby state of the air conditioner. , An operation ON / OFF switch for starting the operation and setting a standby state when the operation is in progress, and switches A and B for setting the temperature and other functions of the air conditioner.

In the second embodiment, the power-off switch is not provided alone.
By pressing the switch 2b and the switch B25 simultaneously, the function is exhibited. Of course, the operation ON / OFF switch 22b and the switch A24 may be pressed at the same time, or the switch A24 and the switch B25 may be pressed at the same time. However, when pressing adjacent switches, the user may press the switch by mistake. , As a separate switch to prevent erroneous operation.

In the first and second embodiments, when the retracted switch is pressed or two switches are simultaneously pressed, the time during which the switch is pressed is set to a predetermined time (for example, 5 seconds) or more. Thus, erroneous operation of the user can be further prevented. In addition to the above, a cover is provided on the remote control units 2a and 2b, and a switch is provided therein.
Alternatively, there is a method of preventing an erroneous operation such as simultaneously pressing switches therein.

As described above, since the power saving means of the air conditioner is configured in the embodiment, it has the following operation. a. According to the first aspect, the operator (user) can be prevented from consuming unnecessary electric power, and the air conditioner itself can be cut off electric power without damaging the equipment, thereby being economical and convenient. Is improved. b. According to the second aspect, in addition to the above-described operation a, the operator can safely shut off the electric power at a time desired by the operator from the operation unit, thereby improving the safety and convenience of the operator. c. According to the third aspect, in addition to the operation of the above b, even if the operator forgets the operation, the power saving means is automatically operated, and the economy and convenience are improved. d. According to the fourth aspect, in addition to the function of the above b, the operator can easily cut off the power of the air conditioner from the remote control unit or the like, so that the convenience for the operator is improved. e. According to the fifth aspect, in addition to the effect of the above b, the convenience is improved because the operator does not accidentally operate the power-off switch while operating the various function switches such as the remote control unit.

[0017]

According to the present invention, it is possible to provide power saving means for an air conditioner that enables an operator to reliably and easily reduce power consumption.

[Brief description of the drawings]

FIG. 1 is a circuit configuration diagram of power saving means of an air conditioner of the present invention.

FIG. 2A is a structural diagram of a remote control unit of the air conditioner according to the first embodiment of the present invention. (B) It is AA sectional drawing in (a).

FIG. 3 is a structural diagram of a remote control unit of the air conditioner according to Embodiment 2 of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Air conditioner 2, 2a, 2b Remote control part 3 Power supply 11 Receiving part 12 Control part 13 Power saving means 14 Power supply part 15 Transmission line 16 Timekeeping means 21, 21a Power OFF switch 22a, 22b Operation ON / OFF switch 23 Operation part Outer case surface 24 Switch A 25 Switch B

Claims (5)

[Claims] 1. An air conditioner having a control unit that consumes power only by connecting to a power supply, comprising power saving means for opening a connection of a power supply capable of eliminating power consumption, wherein the power saving means is provided with the power saving means. A power saving means for an air conditioner, wherein a connection of a power supply is opened by an electric signal from a control unit. 2. The power-saving means of an air conditioner according to claim 1, wherein said power-saving means disconnects a power supply when said control unit receives an electric signal from an operation unit. 3. The power saving means of the air conditioner according to claim 2, wherein said air conditioner has a time measuring means, and when a predetermined time elapses, said control unit receives and disconnects a power supply. 4. The power saving means of an air conditioner according to claim 3, wherein the operation unit in claim 2 is a remote operation unit. 5. The power-saving means for an air conditioner according to claim 4, wherein said operation section has means for preventing erroneous operation.