JP2000021257A - Power supplying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To drive a plurality of electric appliances connected to a feeding unit by driving them according to signal generated from a switching unit. SOLUTION: A power supplying device is constructed of a switching unit 2 supplying a drive signal to an electric appliance, a feeding unit connected to a commercial power source in series via the switching unit 2, and first and second electric appliances 4, 5 connected to the feeding unit 3. The feeding unit 3 drives the plurality of appliances 4, 5 according to the drive signal from the switching unit 2. Signals generated by the switching unit 2 are formed into a plurality of kinds of specific pattern signals so as to perform complicated control such as intensity switching operation of the connected electric appliances 4, 5. A signal having a specific pattern is operated by means of a zero-cross counting means 6 and a semiconductor switch 7, so that a power supplying device precisely acting without having any effect of noise can be accomplished.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply device for performing complicated control of electric equipment by using a switch unit.

[0002]

2. Description of the Related Art For example, when switching from two lights to one light to bean balls at a high place such as a ceiling, a wall switch is operated. That is, the illumination is first turned on by the wall switch, the wall switch is turned off once, and the wall switch is turned on again within about 2 seconds to switch the illumination.

[0003]

The above-mentioned conventional wall switch has a problem that it can only drive one electric device such as a lighting fixture. That is,
In the first operation, two lights are turned on, in the next operation, only one light is turned on, and in the next operation, only one bean ball is turned on.

[0004]

According to the present invention, there is provided a power supply device capable of driving a plurality of electric devices by driving a plurality of electric devices connected to a power supply unit by a drive signal generated by a switch unit. It is.

[0005]

According to the first aspect of the present invention, there is provided a power supply apparatus capable of driving a plurality of electric devices by driving a plurality of electric devices connected to a power supply unit by a drive signal generated by a switch unit. It is what it is.

According to the second aspect of the present invention, the drive signal generated by the switch section can be subjected to complicated control such as switching between strong and weak operation of the connected electric device as a signal of a plurality of specific patterns. Power supply device.

According to a third aspect of the present invention, a signal having a specific pattern is formed by a zero-crossing counting means and a semiconductor switch, so that the power supply apparatus operates accurately without being affected by noise.

According to a fourth aspect of the present invention, the switch section includes a semiconductor switch and a contact of a relay connected in parallel to the semiconductor switch, and the steady energization ON state is executed by closing the contact of the relay. Thus, the power supply switching device can prevent overheating due to the ON voltage of the semiconductor switch.

According to a fifth aspect of the present invention, the electric device is used in a bathroom, and is provided on a ceiling surface of the bathroom or a wall surface of the bathroom for mounting a lighting device or the like originally laid in the bathroom. Wiring using construction holes can be performed.

[0010]

(Embodiment 1) FIG. 1 is a connection diagram showing a configuration of an embodiment of the present invention. Reference numeral 2 denotes a switch unit for supplying a drive signal to an electric device, which is connected to the commercial power supply 1. Three
Is a power supply unit connected in series to the commercial power supply 1 via the switch unit 2. The power supply unit 3 is connected to a ceiling fan 4 and a lighting device 5 as electric devices. FIG. 2 is a wiring diagram showing this circuit configuration. The switch unit 2 includes a zero-cross counting unit 6 that counts the number of times the commercial power supply voltage crosses zero.
And a semiconductor switch 7 composed of a triac. The zero-cross counting means 6 has a microcomputer therein, and generates a zero-cross signal of a specific pattern as shown in FIG. 3 according to the operation of the switch 8 or 9 by the user. The power supply unit 3 also has a control device 10 similarly constituted by a microcomputer. The control device 10 determines the type of the zero-cross signal of the specific pattern of the switch unit 2 and determines the type of the zero-cross signal of the specific pattern. The electric device 4 or the electric device 5 is connected to a commercial power supply according to the above. In this embodiment, the electric device 4 is a ceiling fan, and the electric device 5 is a lighting device. 1
Reference numeral 5 denotes wiring for connecting the commercial power supply 1 with the switch unit 2 and the power supply unit 3. The wiring 15 is provided by using a work hole provided in a ceiling surface of the bathroom, a wall surface of the bathroom, or the like in order to attach a lighting device or the like originally laid in the bathroom.

The operation of the embodiment will be described below. When the user operates the switch 8 or the switch 9, the microcomputer provided in the zero-cross counting means 6
For example, when the switch 8 is operated, a zero-cross signal as shown in FIG. 3A is generated, and when the switch 9 is operated, a zero-cross signal as shown in FIG. 3B is generated. The zero-cross signal shown in FIG. 3A is a zero-cross signal in which 1 Hz is 0 from the normal commercial power supply state, the normal commercial power supply is 1 Hz only, and then 1 Hz is 0. Signal.
The zero-cross signal shown in FIG. 3 (b) becomes 0 at 1.5 Hz and becomes 1
The normal commercial power supply is turned on for the frequency of 1 Hz.
This is a zero-cross signal in which 5 Hz is zero. That is, the zero-cross counting means 6 generates signals of a plurality of types of specific patterns. This signal generated by the zero-crossing counting means 6 is transmitted to the control device 10 of the power supply unit 3. The control device 10 determines the type of the zero-cross signal, and in the case of the signal shown in FIG. 3A, turns on the switch 11 to drive the electric device 4, and FIG.
In the case of the signal shown in (1), the switch 12 is turned on to drive the electric device 5.

In the present embodiment, the electric equipment to be driven is designated as the ceiling fan 4 and the lighting equipment 5, but, for example, the microcomputer of the switch unit 2 stores more types of zero-crossing signals, so that three or more types are provided. Of course, it is also good to drive the electric device of (1). In addition, it is possible to easily drive the electric device 4 and the electric device 5 at the same time. In addition, the driven electric device 4 or electric device 5 can be turned off. Further, the ceiling fan 4 can be designated as a weak operation, a medium operation, or a strong operation.

In this embodiment, the switch section 2 supplies signals of a plurality of types of specific patterns by the zero-crossing counting means 6 and the semiconductor switch 7.
For example, a configuration using a normal normally closed switch may be used. That is, the signal supplied from the switch unit 2 is changed to a specific different pattern according to the case where the user operates the normally-closed switch once, twice continuously, or continuously three times. It can be.

As described above, according to this embodiment, the switch unit 2 for supplying the drive signal to the electric equipment, the power supply unit 3 connected in series to the commercial power supply 1 via the switch unit 2,
It is composed of a plurality of electric devices 4 and 5 connected to the power supply unit 3,
The power supply unit drives a plurality of devices by a drive signal of the switch unit, thereby realizing a power supply device capable of driving a plurality of electric devices.

The drive signal generated by the switch unit 2 is:
As a signal of a plurality of types of specific patterns, a power supply device capable of performing complicated control such as switching between strong and weak operation of connected electric equipment is realized.

A signal having a specific pattern is performed by the zero-crossing counting means 6 and the semiconductor switch 7, thereby realizing a power supply device which operates accurately without being affected by noise.

Further, according to the present embodiment, the first electric equipment 4
And the second electrical equipment 5 are used in the bathroom, so use the construction holes provided on the ceiling surface of the bathroom or on the wall surface of the bathroom to mount the lighting equipment and the like originally laid in the bathroom. Thus, the wiring 15 can be provided.

(Embodiment 2) Next, a second embodiment of the present invention will be described. FIG. 4 is a wiring diagram illustrating a circuit configuration of the present embodiment. In this embodiment, the contact of the relay 13 is connected in parallel with the semiconductor switch 7. As described above, the zero-crossing counting means 6 controls the contact of the relay 13 to be closed when the electric device 4 or the electric device 5 described in the first embodiment is in a state where the power is constantly turned on. Things.

Therefore, according to the present embodiment, the semiconductor switch 7 can be prevented from being overheated by the ON voltage.

(Embodiment 3) Next, a third embodiment of the present invention will be described. FIG. 5 is a connection diagram illustrating a use state of the power supply switching device of the present embodiment. In this embodiment,
The power supply switching device described in the first embodiment or the second embodiment is used in a bathroom. That is, 2 is a switch provided on the wall of the bathroom, and 3 is a switch.
Is a power supply unit provided on the ceiling surface of the bathroom. The power supply unit 3 is connected to an electric device 5 such as a lighting device disposed on a ceiling surface of a bathroom and a fan 4 disposed on a wall surface of the bathroom.

With the above configuration, it is possible to realize a power supply device capable of supplying power to the fan 4 used in the bathroom by using the electric wiring of the lighting fixture 5 in the bathroom.

[0022]

According to the first aspect of the present invention, there is provided a switch for supplying a drive signal to an electric device, a power supply connected in series to a commercial power supply via the switch, and a plurality of electric power supplies connected to the power supply. The power supply unit is configured to drive a plurality of devices by a drive signal of the switch unit, thereby realizing a power supply device capable of driving a plurality of electric devices.

According to the second aspect of the present invention, the drive signal generated by the switch section is a signal of a plurality of specific patterns, and is capable of performing complicated control such as switching between strong and weak operation of connected electric equipment. The device can be realized.

According to a third aspect of the present invention, a signal having a specific pattern is provided by a zero-crossing counting means and a semiconductor switch, thereby realizing a power supply apparatus which operates accurately without being affected by noise. is there.

According to a fourth aspect of the present invention, the switch section has a semiconductor switch and a contact of a relay connected in parallel to the semiconductor switch, and a steady energized ON state is executed by closing the contact of the relay. Thus, a power supply device that can prevent overheating due to the ON voltage of the semiconductor switch can be realized.

According to a fifth aspect of the present invention, the electric equipment is used in a bathroom, and the electric equipment is provided on a ceiling surface of the bathroom or a wall surface of the bathroom in order to mount a lighting device or the like originally laid in the bathroom. It is possible to realize a power supply device that can perform wiring using a construction hole.

[Brief description of the drawings]

FIG. 1 is a connection diagram showing a connection of a power supply switching device according to a first embodiment of the present invention.

FIG. 2 is a wiring diagram showing a circuit configuration of the same.

FIG. 3 is a waveform diagram showing a zero-cross signal created by the switch unit.

FIG. 4 is a wiring diagram showing a circuit configuration of a switch section of a power supply switching device according to a second embodiment of the present invention.

FIG. 5 is a connection diagram showing a method of using a power supply switching device according to a third embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Commercial power supply 2 Switch part 3 Power supply switching part 6 Zero cross counting means 7 Semiconductor switch 13 Relay 15 Wiring

Continuation of the front page (72) Inventor Iki Saki ▼ 1006 Kazuma Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. F term (reference) 3K073 AA12 AA21 BA07 CE00 CF16 CG06 CJ11 CJ19 CJ21 5G034 AA06 AB11 AB17 AC14 AE03

Claims (5)

[Claims] 1. A switch unit for supplying a drive signal to an electric device, a power supply unit connected in series to a commercial power supply via the switch unit, and a plurality of electric devices connected to the power supply unit, wherein the power supply unit is A power supply device that drives a plurality of electric devices by a drive signal of the switch unit. 2. The power supply device according to claim 1, wherein the drive signal generated by the switch unit is a signal of a plurality of types of specific patterns. 3. The power supply device according to claim 2, wherein a signal having a specific pattern is formed by a zero-crossing counting means and a semiconductor switch. 4. The power supply device according to claim 1, wherein the switch unit has a semiconductor switch and a contact point of a relay connected in parallel to the semiconductor switch. 5. The power supply device according to claim 1, wherein the electric device is used in a bathroom.