KR100563622B1 - A Lighting Controller Combined automatic and manual use - Google Patents

Abstract

The present invention relates to a lighting controller, and to turn on and turn off the power to the load through an automatic lighting controller having an illuminance sensing unit to control only the window lighting, through the bypass switch Relates to an automatic / manual lighting controller that enables manual selective flashing of some or all of the interior lighting.

To this end, a power supply unit 100 including a noise removing unit for removing noise on an input power source, an illuminance detecting unit 200 for detecting brightness of external light entering through a window, and an auto flasher are turned on by an optical sensor. When turned on and turned off, the triac main switch is automatically turned on when the voltage of the AC power supply and the circuit to prevent instantaneous operation by external noise and malfunction by internal noise must be zero. The lighting light driving control unit 300 for turning on / off, the multiple output unit 400 for providing a noise removing unit and supporting the output terminal for load installation dually, and in the event of a failure or an accident of the lighting controller, by user selection It includes a bypass SW (500) for manually flashing the lamp, and a display unit (600) for displaying the operating state of the lighting controller and confirming and setting the sensitivity of the sensor It shall be.

Sensitivity setting section, bypass SW, instantaneous operation prevention circuit, zero voltage switching section,

Description

A / Lighting Combined automatic and manual use

1 is a block diagram of an automatic / manual combined lighting controller according to the present invention

2 is a view showing an embodiment of a power supply unit of the automatic / manual combined lighting controller according to a preferred embodiment of the present invention

3 is a diagram illustrating an example of implementing a manual controller of an automatic / manual lighting controller according to a preferred embodiment of the present invention.

4 is a view showing an embodiment of the automatic controller of the automatic / manual combined lighting controller according to a preferred embodiment of the present invention

5 is a view showing an embodiment of the illumination sensing unit of the automatic / manual combined lighting controller according to a preferred embodiment of the present invention

6 is a view showing an example of the implementation of the lamp driving unit of the automatic / manual lighting controller according to a preferred embodiment of the present invention

7 is a diagram illustrating an example of implementing multiple output units of an automatic / manual lighting controller according to a preferred embodiment of the present invention.

8 is a view showing an implementation example of a combined automatic / manual lighting controller according to a preferred embodiment of the present invention

9 is a diagram illustrating an example in which a conventional indoor lighting controller is constructed.

※ Explanation of codes for main parts of drawing

100: power supply unit 110: noise removing unit

200: Illumination sensor 210,211: sensor and external extension sensor

212: sensitivity setting unit 213: instantaneous operation display unit

300: lighting driving control unit 310: instantaneous operation prevention circuit

311: malfunction prevention circuit 312: zero voltage switching unit

313: triac main switch 400: multiple output

500: bypass switch 600: display unit

The present invention relates to a lighting controller, and more particularly, to automatically turn on and off the power to the load by detecting the brightness of the external light entering through the window through an automatic lighting controller having an illuminance sensing unit. (turn off) to control only indoor window lighting, and by-pass switch in case of failure or accident of automatic lighting controller, and automatic / manual lighting that allows manual selective flashing of part or all of interior lighting It relates to a controller.

In general, technologies for automatically controlling indoor lighting by sensing ambient brightness by various sensors are known, but they cannot control the window lighting inside the building separately or have a failure or failure of the lighting controller despite the brightness of external light coming through the window. In the event of an accident, it is impossible to cope, and by blinking the group or the whole ceiling lights only by manual switches, not only waste valuable electric energy, but also shorten the life of the lights and may be inconvenient to use.

The present invention was devised to solve the above problems, and its object is to turn on and turn off the power to the load from an automatic lighting controller having an illuminance sensing unit to control only the window lighting lamp. In other words, the bypass switch is intended to provide an automatic / manual lighting controller for manually selecting and blinking part or all of the interior lighting.

Automatic / manual combined lighting controller according to the present invention for realizing the above object, the power supply unit 100 having a noise removing unit for removing the noise to the input power, and detects and senses the brightness of the external light entering through the window When the auto flasher is turned on and off by the illuminance sensor 200 for setting the sensitivity and the illuminance sensor, the instantaneous operation prevention to prevent abnormal momentary operation by external noise The malfunction control circuit for preventing malfunction due to the internal noise of the circuit and the lighting controller itself, and the lamp driving control unit 300 for automatically turning on / off the triac main switch when the voltage of the AC power supply is zero. The multi-output 400 for supporting the output terminal for the load installation and the dual output unit 400, and in the event of a failure or accident of the lighting controller, by the user selection Bypass SW (Switch) (500) for manually flashing the lamp, characterized in that it comprises a display unit 600 for displaying the operating state of the lighting controller and confirming and setting the sensitivity of the sensor.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same components have the same reference numerals as much as possible even if they are displayed on different drawings. In order to easily understand the present invention, some well-known technologies are cited, and detailed descriptions of well-known functions and configurations that are determined to unnecessarily obscure the subject matter will be omitted.

1 is a block diagram showing the overall configuration of the lighting controller automatic / manual combined lighting controller of the present invention, Figure 2 is a power supply unit 100 having a noise removing unit for the AC input power, Figure 3 is a bypass SW (500) 4 is an automatic lighting controller having an illuminance sensing unit, a lighting lamp driving control unit, etc., FIG. 5 is an illuminance sensing unit 200 including an external extension sensor 211, and FIG. Lamp driving control unit 300 for automatically turning on and turn off the lighting controller for the load power supply, Figure 7 is a multiple output unit having an output stage noise canceller for load circuit multiplexing 400 illustrates a preferred embodiment of the present invention, FIG. 8 shows the present invention, and FIG. 9 shows a detailed drawing of a wiring construction method for installing a conventional lighting controller.

The embodiment of the present invention will be described in detail with reference to the above-mentioned drawings. First, as shown in FIG. 2, the power supply unit 100 is generally a well-known technique, and in particular, the present invention improves the known technique. In order to control the lighting controller more precisely, the noise removing means 110 connected to the power supply input in parallel with the capacitor C01 to remove the noise component of the AC voltage by the impulse in advance, the main trans Installed at the front end.

The bypass SW 500 of FIG. 3 is a manual controller of the automatic / manual lighting controller (B) of the present invention, as shown in the block diagram of FIG. In preparation for the city, SW-DR (Diect SW) and SW-DR (Diect SW) for automatically switching to switch the lighting controller from manual to manual in order for the user to manually select and blink part or all of the interior lighting In order to display and confirm the operation state, a resistor R08 and a neon lamp 600 are connected in series between one end of the SW-DR (Diect SW) between both ends of the power supply unit 100.

4 is an automatic controller of (A) of the present invention, with reference to the block diagram of Figure 1, the sensor 210 and the external expansion sensor 211 for detecting the amount of sunlight entering through the window and And an illuminance sensing unit including a sensitivity setting unit 212 serving as a variable resistor VR1 for setting an accurate operating point of the sensors, and an instantaneous operation display circuit unit 213 indicating an operating state of the sensitivity setting unit 212. 200 and the instantaneous operation prevention circuit for turning the switch on and off by delaying a predetermined time to prevent the power supply to the load by the unnecessary external noise such as automobile lights 310, a malfunction prevention circuit 311 that supports a hysteresis characteristic that attenuates internal noise by the lighting controller's own switching control signal, and whether AC power is supplied to the load through the triac main switch 313 A zero voltage switching unit 312 and a flashing control signal of the zero voltage switching unit for turning on and turning off at a zero time point must be controlled. It is characterized in that the lamp driving control unit 300 is composed of a triac (TRIAC) main switching circuit 313 to automatically turn on (ON) / off (OFF) power to the load.

5 is related to the illumination sensing unit 200, the illumination sensing unit 200 is a phototransistor (Q1-Photo-NPN) sensor 210 and J-XPh (Jump-External) sensor 211 and sensitivity settings It consists of a part 212.

The sensors 210 and 211 include a photo transistor (Q1-Photo-NPN), a phototransistor (Q1-Photo-NPN), which is a NPN type semiconductor device having high sensitivity and precision for detecting light and having a wide detection range and an accurate operating point. It is assumed that it is a J-XPh sensor 211 having a terminal connected in parallel so as to be interfaceable in parallel and having a terminal expandable to the outside by a lead wire.

In addition, the sensitivity setting unit 212 inverts the first operational amplifier OP Amp / U01A-MC1458 between the emitter E terminal of the phototransistor Q1-Photo-NPN and the resistor R02. Input terminal (2) is connected, the variable resistor (VR1) is connected to the input terminal (3) of the first operational amplifier (OP Amp / U01A-MC1458), the phototransistor (Q1) according to the amount of sunlight coming through the window ) Resistance value is changed to the magnitude of the voltage input to the inverting (-) input terminal of the first operational amplifier (OP Amp / U01A-MC1458), that is, the user to the brightness detection range of the external light through the variable resistor (VR1) Will be set.

The instantaneous operation display unit 213 is a series circuit composed of a resistor R09 and a display lamp RED-LD1, and has one terminal of the first operational amplifier OP Amp / U01A-MC1458 of the sensitivity setting unit 212. And it is connected in parallel to the front end of the resistance (R03) of the instantaneous turn on / turn off prevention circuit 310 to be described later, to detect the amount of sunlight coming through the window from the sensors (210, 211) There is an indicator that allows the user to confirm and set the correct detection operating point through the variable resistor (VR1) of the sensitivity setting unit 212.

6 is related to the lamp driving control unit 300 of the present invention, instantaneous operation prevention circuit 310, malfunction prevention circuit 311, zero voltage switching unit 312 and triac main switching unit 313 It is composed of

The instantaneous operation prevention circuit 310 delays the voltage amplified from the sensors 210 and 211 and the first operational amplifiers OP Amp / U01A-MC1458 by about 6 to 7 sec. It is a circuit to prevent noise from the outside that is output by turning off). That is, in order to prevent the illumination controller from being turned on or off at an instant by the external lights such as automobiles, the illuminance detection sensors 210 and 211 installed near the window have a resistor R03 and a condenser ( RC circuit was configured to show the time delay effect by connecting C04) in parallel. In particular, the RC circuit prevents an error of an input value flowing into the second operational amplifier OP Amp (U01B-MC1458), which is a switching control circuit element, by an abnormal external noise, and prevents the noise inside the circuit. In addition to the malfunction prevention circuit 311 to prevent a malfunction by the feature to support the accurate switching operation of the lighting controller.

The malfunction prevention circuit 311 prevents a bounce due to a change in pulse amplitude and prevents malfunction due to internal noise (noise) of the lighting controller to turn on and turn off the lighting controller. A circuit for precisely operating a control operation, in which an output is delayed with respect to an input and an internal loss is thermally consumed to support a hysteresis characteristic, so that the output terminal and zero of the second operational amplifier OP Amp / U01B-MC1458 are used. A resistor R05 and a resistor R06 are connected between both ends of the zero voltage switching unit 312 that supports a zero voltage turn on and turn off switching control operation. To form a series circuit. In particular, as mentioned above, the circuit works in conjunction with the instantaneous operation prevention circuit 310 to attenuate external noise to attenuate the internal noise to turn on and turn off switching control of the lighting controller. It is characterized by faster and more accurate.

In addition, the zero voltage switching unit 312, when the automatic flasher is turned on and turned off by the sensor (210,211), the voltage of the AC power supply to the load must be The present invention relates to a switching control circuit that protects a load and a device and attenuates noise during switching by switching on and off at a zero point. In particular, in the present invention, the circuit is controlled to switch from OFF state to ON state in controlling the blinking of a lamp which is an inductive load, and immediately after the trigger signal is removed, the current flowing through the triac instantaneously latches the current ( This is to prevent it from reaching the latching current.

To this end, as shown in FIGS. 4 and 6, the proposed circuit uses a photo-coupler instead of an expensive pulse transformer that has a large load and is greatly affected by inductive noise. Triacs TA1 and TG1 of the zero-cross circuitry so that the triac main switch 313 can always be turned on / off at zero voltage. It is connected to the anode and gate of each.

In addition, the TRIAC main switch circuit 313 is a control signal of the sensors 210 and 211 of the illumination sensing unit 200 and the zero voltage switching unit 312 of the lamp driving control unit 300. It is a kind of electronic switch to turn on / off the lighting power for the load. Particularly, the circuit is configured to have a zero voltage switching unit on the anode side of a triac, a two-way thyristor element for alternating current, in which a current is inputted to a gate terminal. TA1 of 312 is connected, and GT1 of the zero voltage switching unit 312 is connected to the gate side of the triac to absorb the surge voltage applied to the triac element and turn it off. In order to prevent the failure of the current, it consists of a snubber circuit in which the resistor RT3 and the capacitor CT1 connected in parallel are branched in series.

Compared to mechanical switches such as relays, these electronic switches have little heat, almost infinite switching operations, no noise on / off, reliably protect circuits and loads, and provide switching noise. It has a characteristic to remarkably attenuate.

7 (A) is a noise removing unit for removing noise of the AC power output through the switching of the triac main switch circuit 313, the capacitor C05 is connected in parallel with the load, ( B) refers to the multiple output unit 400, which is a terminal terminal that can be connected to the window lighting device and a part or the entire lighting fixture, and supports the output terminal for load installation dually, so that the multiple installation of the load by multiplexing the load circuit Is easy.

The operation of the automatic / manual combined lighting controller of the present invention configured as described above will be described in more detail with reference to FIGS. 1 to 8.

First, in the automatic / manual lighting controller of the present invention, in case of the automatic lighting controller of (a), the phototransistor (Q1-Photo-NPN) of the present invention, which is a photoconductive element (that is, an external light brightness sensor), As a transistor having a lens and amplifying the current generated when the light hits the semiconductor, as shown in FIG. 8 of the present invention, when the amount of sunlight entering through the window is large, the ambient illuminance is increased so that the phototransistor (Q1-Photo-NPN) ), The resistance value is reduced, so that the voltage input to the inverting (-) input terminal 2 of the first operational amplifiers OP Amp / U01A-MC1458 of the sensitivity setting unit 212 increases and the current increases. On the other hand, when the amount of sunlight is small, the ambient illuminance is lowered to increase the resistance value of the phototransistor Q1, thereby lowering the voltage input to the inverting (-) input terminal 2 of the first operational amplifier and decreasing the current. .

Therefore, the user adjusts and sets an optimum sensitivity setting level value through the variable resistor VR1 of the sensing setting unit 212, and at this time, operates according to whether the lamp RED-LD1 lights up in the instantaneous operation display unit 213. The state can be confirmed and displayed from the outside, and the display operation form of the lamp can be variously expressed according to the intention of the designer.

In addition, an RC circuit having a time delay effect for protecting the control circuit and preventing the input voltage from being input to the first operational amplifier OP Amp / U01A-MC1458 is prevented from being excessive and the input value is excessive. The voltage is amplified again through the instantaneous operation prevention circuit 310 and input to the second operational amplifiers U01B-MC1458.

The voltage input to the second operational amplifiers U01B-MC1458 is bounced according to the pulse amplitude variation by the turn on and turn off operation functions in the instantaneous operation prevention circuit 310. ), And prevents malfunction due to noise, that is, output is delayed with respect to the input, and internal loss is prevented from malfunction through the malfunction prevention circuit 311 to support the hysteresis characteristic that is consumed by heat. Is outputted to the zero voltage switching unit 312.

The zero voltage switching unit 312 is connected to the triac main switch 313 when the flasher is turned on and turned off by the photosensors 210 and 211. ), Switching control to be able to supply the power to the load at the zero time point to achieve a more stable and quick and accurate switching operation.

On the other hand, in the automatic / manual lighting controller of the present invention, in the case of (B) the manual lighting controller, SW-DR (Diect SW) in which the user is a bypass switch at the time of failure or accident of the automatic controller of (A). Is operated manually to cut off the power supplied to the automatic lighting controller to protect the circuit, and also select and flash some or all of the interior lighting, and the display unit 600 for displaying the operation state is SW-DR (Diect). It is connected in series with SW).

8 is designed and constructed in the applicant's laboratory, and relates to the construction wiring diagram for installing the automatic / manual lighting controller of the present invention, the sunlight sensor and the automatic and manual ON / OFF switch to automatically control the window light In one box, it is compactly integrated and the bypass switch is added especially in case of failure or accident. Therefore, the interior lighting can be manually or partially selected and controlled according to the failure of the automatic controller or the user's choice. It was.

In addition, in the present invention, since only the external expansion sensor 211 interfaced can be separately installed and installed on the window side, the interior of the lighting controller does not have to be exposed to the ceiling window.

As a technology currently being constructed in the art, as shown in FIG. 9, in order to automatically control the indoor lighting, a sensor 30 for detecting ambient brightness on the window side, and the indoor lighting according to a detection signal input from the sensor. Since the automatic ON / OFF switch 20 for blinking is separately installed side by side with the power distribution box 10, it is well known that the length of the wiring is increased during construction and additional construction costs are required for separately installing each component. Is true.

However, in the construction method according to the present invention, by directly installing the auto / manual combined lighting controller 30, which integrates the illuminance detection unit and the lighting controller compactly, on one side of the ceiling of the window, only the indoor lighting of the window side where sunlight directly enters is automatically In addition to control, in case of accident of lighting controller, by controlling the blinking part or whole of indoor lighting by the bypass switch, the length of construction wiring is shortened, which not only saves construction cost but also large and small buildings. It is very economical because it can be installed alone regardless of other facilities of the building or automatic control system. Therefore, it can be easily spread widely and can greatly expect the power energy saving effect.

It will be apparent to those skilled in the art that the present invention described above is capable of various substitutions, modifications, and changes within the above-described embodiments and the appended ranges.

According to the above description, the automatic / manual lighting controller of the present invention detects the brightness of external light entering through a window through an automatic lighting controller having an illuminance sensing unit and automatically flashes the power to the load to control only indoor window lighting. Bypass switch can be used in case of failure or accident of automatic lighting controller, and it can select and blink part or all of the interior lights manually to save valuable electric energy and significantly reduce construction cost due to wiring work. It has an effect.                     

In addition, by greatly improving the conventional lighting controller, switching control so that the power supply switching operation to the circuit and the load to prevent the error caused by the external noise and the internal noise of the circuit by the car lights, etc. must be performed at the zero time point, so that the load And it protects the device and greatly reduces the noise during switching, so that the lighting can be controlled more stably and quickly and accurately.

Claims (5)

In the lighting controller for controlling the indoor lighting by detecting the amount of sunlight (brightness of the external light) coming through the window, The lighting controller includes a power supply unit 100 having a noise removing unit for removing noise with respect to the input power; An illuminance sensing unit 200 having light sensors 210 and 211 and an illuminance setting unit 212 for detecting brightness of external light entering through the window; Instantaneous operation that prevents malfunction due to external noise through the optical sensor and internal noise of the lighting controller itself when the flasher of the lighting controller is turned on and turned off by the light sensor of the illuminance sensing unit. The zero voltage switching unit 312 and the triac main switching circuit 313 for causing the voltage of the AC power supply to the prevention circuit 310 and the malfunction prevention circuit 311 and the load to flash electronically at a zero point must be zero. Illuminated light driving control unit 300 and, A multiple output unit 400 connected to an output end of the lamp driving control unit, having a noise removing unit and supporting a load installation output terminal dually; Bypass SW (Switch) (500) to prepare for the failure and accident of the lighting controller, and to manually flash the lights by user selection, and And a display unit 600 for displaying the operation state of the lighting controller and confirming and setting the sensing sensitivity of the sensors 210 and 211 to detect the external light brightness through the illuminance sensor 200. Auto / manual lighting controller The NPN type phototransistor sensor 210 according to claim 1, wherein the illuminance detection unit 200 has a high sensitivity and precision for detecting the brightness of external light, a wide detection range, and an accurate operating point. J-XPh sensor 211 which is connected in parallel with the phototransistor so as to be interfaced and has a terminal expandable to the outside by a lead wire, and the resistance value of the phototransistor and the user-set resistance value is calculated and processed to improve sensing sensitivity. Auto / manual combined lighting controller comprising a sensitivity setting unit 212 having a first operational amplifier (OP Amp / U01A-MC1458) and a variable resistor (VR1) to set According to claim 1, The lamp driving control unit 300, the instantaneous lighting controller is abnormally turned on (turn on) and turn off (turn off) by the external light, such as a car flowing from the sensors (210, 211) installed by the window. an instantaneous operation prevention circuit 310 made of an RC circuit having a predetermined time delay effect composed of a resistor R03 and a capacitor C04 to prevent it from being turned off; In order to prevent bounce due to the pulse amplitude variation by the operation function of the instantaneous operation prevention circuit 310 and to prevent malfunction due to internal noise of the lighting controller, the output is delayed with respect to the input and the loss generated therein is heat. A malfunction prevention circuit 311 consisting of a series circuit connected with a resistor R05 and a resistor R06 supporting a consumed hysteresis characteristic, When the lighting controller is turned on and turned off by the sensor, the voltage of the AC power is controlled to be supplied ON / OFF at a zero time point so that the load and the device are controlled. Zero voltage switching unit 312 for protecting the circuit and attenuating noise during switching; According to the control signals of the sensors 210 and 211 of the illuminance detecting unit 200 and the zero voltage switching unit 312 of the lamp driving control unit 300, the power to the load is turned on / off. However, the zero voltage switching unit (A) is formed on the anode side of the triac, which is an AC two-way control switch (Thyristor) element capable of conducting current in any direction by a signal input to a gate terminal. TA1 of 312 is connected, and GT1 of the zero voltage switching unit 312 is connected to the gate side of the triac to absorb the surge voltage given to the triac element and to turn off the current. Automatic / manual combined lighting, comprising a triac main switch circuit 313 having a snubber circuit in which a resistor RT3 and a capacitor CT1 branch in series to prevent failure. Controller The method of claim 1, wherein the noise removing unit is installed in the power supply unit 100 and the multiple output unit 400, the capacitor (C01, C05) is characterized in that the automatic / manual, characterized in that connected in parallel to each circuit Combination Lighting Controller The method of claim 1, wherein the lighting controller is installed on one side of the ceiling ceiling, automatic / manual combined lighting controller

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