KR19980077886A - Automatic lighting control device and method of lighting device - Google Patents

Abstract

The present invention relates to an automatic lighting control device and method of the lighting apparatus, and in particular, having a tail light 61 that is turned on in accordance with the change in illumination and at least one headlight 62 which is sequentially turned on according to the presence or absence of human body detection. The present invention relates to an automatic lighting control device and a method of a lighting device.

Therefore, by automatically turning on and off the taillight 61 and the headlight 62 according to the illumination and human body detection by the automatic lighting control device and method of the lighting apparatus according to the present invention, the user's psychological It can reduce the burden.

In addition, when the human body is detected by the person's entrance and exit in the state in which the taillight 61 is previously turned on according to the change in illuminance, the headlight 62 is turned on to provide an effect of increasing visual satisfaction of the user.

Description

Automatic lighting control device and method of lighting device

The present invention relates to a lighting apparatus, and more particularly, to an automatic lighting control apparatus and method of the lighting apparatus to be turned on automatically according to the illumination and the presence or absence of the human body.

In general, the lighting device installed in the entrance of the apartment, the stairs or the veranda of the house is automatically turned on when the illuminance in the installed area is below a certain illuminance to illuminate the corresponding area. On the other hand, in such an area where a person's entry and exit occur intermittently, a sensor for detecting the presence of a human body is installed to prevent power wastage due to continuous lighting of the lighting device so that the lighting device is turned on only when the human body is detected. .

However, when entering and exiting the place where the lighting device is turned on according to the conventional lighting device and its control method, the entrance and the hallway exist in a dark state until a person enters the detection area of the human body sensor. When a person leaves the human body detection area while the lighting device is turned on, his back suddenly becomes dark, which results in a psychological rejection.

Accordingly, the present invention has been made to solve the above-mentioned drawbacks, the object of which is to illuminate the lighting device in sequence according to the illuminance and the presence of the human body, and at the same time to gradually lower the illuminance when turned off the user's sense of rejection The purpose of the present invention is to provide an automatic lighting control device and method for lighting devices that can be eliminated.

1 is a block diagram showing a schematic configuration of an automatic lighting apparatus according to the present invention,

FIG. 2 is a detailed circuit diagram illustrating a circuit configuration of each part of FIG. 1.

Explanation of symbols on the main parts of the drawings

10: microcomputer 20: illuminance detection unit 30: key input unit

40: human body detection means 41: human body detection unit 41a: pyro sensor

42: amplifier 43: signal detector 50: lamp drive unit

61: taillight 62: headlight 70: zero crossing detection part

80: power supply

In order to achieve the above object, the automatic lighting control apparatus of the lighting apparatus according to the present invention includes an illuminance detecting unit detecting an ambient illuminance, a human detecting unit detecting the presence or absence of a human body, and sensing results of the illuminance detecting unit and the human detecting unit. Micom to determine the ambient illumination and the presence of the human body by receiving the input, taillights are controlled in accordance with the change in the illumination of the surroundings, the headlights are controlled in accordance with the presence or absence of the human body and the control signal of the microcomputer And a lamp driving unit for turning on and off the tail light and the main lamp.

In the present invention, the human body sensor is characterized in that the pyro (pyro) sensor.

In the present invention, the lamp driving unit is provided with a transistor that receives the drive signal from the microcomputer on and off and a triac to variably control the phase of the power applied to the lamp triggered by the on signal of the transistor. It is done.

In addition, in the present invention, the lamp is provided with a first lamp and a second lamp, the microcomputer simultaneously lights up the first and second lamps when detecting the human body, and after a certain time the first and second lamps It is characterized by turning off 2 headlights step by step.

On the other hand, the automatic lighting control apparatus and method of the lighting apparatus according to the present invention is to detect the presence of the ambient illumination and the presence of the human body, and to control the lighting (light) and light off of the sub (lamp) according to the change in the illumination of the surroundings Step, it is characterized in that it comprises the step of controlling the lighting of the main (main) lamp and off according to the presence or absence of the human body.

In the automatic lighting control apparatus and method of the lighting apparatus according to the present invention, the step of turning on the tail light turns on the tail light when the ambient illuminance is below the standard illuminance as a result of detecting the illuminance, and turns off the tail light when the ambient illuminance is above the standard illuminance, lighting of the tail light. After a certain time has elapsed, characterized in that it comprises a step for turning off the taillight irrespective of the ambient light.

Hereinafter, the configuration and the effect according to the preferred embodiment of the present invention will be described in detail.

1 is a control block diagram showing a configuration of an automatic lighting control device of a lighting apparatus according to the present invention, Figure 2 is a detailed circuit diagram of each part shown in FIG. As shown in FIG. 1, the automatic lighting apparatus according to the present invention includes an illuminance detecting unit 20 for detecting a change in illuminance of the surroundings, and a human body detecting means 40 for detecting the presence or absence of a human body in a predetermined region. And a sub lamp 61 which is provided to illuminate a porch and a corridor, and which is turned on in accordance with a change in ambient light, and a plurality of main lamps 62 which are turned off according to the presence or absence of a human body. The key input unit 30 which receives the lighting time of the 62 and the tail light 61 and the reference illuminance at the time of lighting, and the detection result of the human body detecting means 40 and the illuminance detecting unit 20 are received. The microcomputer 10 to determine the existence of the present invention, the power supply unit 80 for supplying driving power to the microcomputer 10 and each part by decompressing the commercial AC power to a certain size, and detects the zero crossing point of the commercial AC power supply Receives a control signal from the zero crossing detection unit 70 and the microcomputer 10 The lamp drive part 50 which controls the flashing light of the main lamp 62 and the tail lamp 61 is provided.

In this configuration, the illuminance detecting unit 20 is composed of a photoconductive cell (CDS) and a resistance, as shown in Figure 2, wherein the photoconductive cell has a characteristic that the resistance value is changed in accordance with the ambient illumination changes have. Therefore, the microcomputer 10 determines the change in the ambient light intensity based on the voltage value input from the light intensity detecting unit 20.

In addition, the human body detecting means 40 is a pyro sensor (41a) constituting the human body detecting unit 41 for detecting the presence of the human body and the detection signal of the pyro (41) sensor (41a) And an amplifying section 42 for amplifying the signal, and a signal detecting section 43 for inputting the human body detection signal to the microcomputer 10 by the signal amplified by the amplifying section 42.

The main lamp 62 is composed of a first main lamp 62a and a second main lamp 62b. Simultaneous lighting at the time of sensing a human body and the first main lamp 62a are turned off when a predetermined time elapses after the lighting.

In addition, the lamp driver 50 receives the control signal of the microcomputer 10 as a driving signal and is turned on and off of the transistors Q2-Q4, and when the transistor is turned on, the lamp driver 50 is driven to the headlight 62 and the taillight 61. It consists of a triac (TC1-TC3) for applying power. At this time, the microcomputer 10 determines the zero crossing point of the commercial AC power supply according to the detection result of the zero crossing detection unit 70, and sets the trigger point of the triac based on the zero crossing point to control the on / off time of the transistor. Done.

When the main lamp 62 and the tail lamp 61 are turned off, the microcomputer 10 stops the power applied to each lamp at a time so that the person who passes through the place where each lamp is installed does not feel psychological rejection. The time is controlled to gradually reduce the size of the input power applied to the lamp. Therefore, when the lamps are turned off, the illuminance of the lamps does not suddenly decrease, but gradually decreases.

In addition, the key input unit 30 is provided with a plurality of keys in order to receive a reference illuminance value that is set to determine the lighting time and lighting of the light 62 and taillight 61 as a user. By operating the key, you can adjust the lighting time and lighting timing of each lamp.

The automatic lighting control method of the lighting apparatus according to the present invention having such a configuration will be described in detail below.

First, the illuminance detecting unit 20 and the human body detecting unit detect the presence of the surrounding illuminance and the human body. At this time, the illuminance around the illuminance detection result is compared with the reference illuminance value set by the user through the key input unit 30, for example, about 20 [LUX]. ) Is turned off, and when the ambient illuminance is less than the standard illuminance, the tail light 61 is turned on. In addition, if the illuminance is continuously performed while the taillight 61 is turned on, and the illuminance becomes bright, the taillight 61 is turned off, while the taillight 61 is turned on for a predetermined time, for example, about 4 to 7 hours. When it passes, it automatically turns off to prevent power wastage. At this time, the lighting time during which the tail light 61 is turned on may be selected by the user through the key input unit 30.

On the other hand, when the presence of the human body is detected through the pyro sensor 41 of the human body detecting unit while the tail light 61 is turned on, the first and second main lamps 62b are turned on at the same time to facilitate identification of objects. . In addition, when a predetermined time e.g., about 5 seconds has elapsed since the first and second lamps 62b are turned on, the first lamp 62a is turned off and only the second lamp 62b is turned on.

At this time, the time that the first lamp 62a is turned on is a time selected by the user through the key input unit 30 and may be changed to 20 seconds and 30 seconds.

In addition, the key input unit 30 is provided with a key for testing the operation of the taillight 61 and the headlight 62, and when performing the test function, the headlight 62 is removed for about 2 seconds when the human body is detected regardless of illuminance. The first and second main lamps 62b are turned on at the same time and turned off, the tail lamp 61 is turned on at 2 [LUX] or less, and is turned off at the same time.

As described in detail above, by the automatic lighting control device and method of the lighting apparatus according to the present invention by sequentially turning on and off the taillight 61 and the main lamp 62 according to the illumination and human body detection in a dark place It is effective to reduce the psychological burden of entering and leaving.

In addition, when the human body is detected by the person's entrance and exit in the state in which the taillight 61 is previously turned on according to the change in illuminance, the headlight 62 is turned on to provide an effect of increasing visual satisfaction of the user.

Claims (7)

The illuminance detecting unit 20 detects the illuminance of the surroundings, the human body detecting unit detecting the presence of the human body, and receives the detection result of the illuminance detecting unit 20 and the human body detecting unit to determine the ambient illuminance and the presence of the human body. The microcomputer 10 to control the tail light 61 is controlled according to the change in the illumination of the surroundings, the main lamp 62 is controlled according to the presence or absence of the human body and the control signal of the microcomputer 10 is received An auto-lighting control device for a lighting device, comprising a lamp driver (50) for turning on and off a tail light (61) and a headlight (62). The apparatus of claim 1, wherein the human body sensor is a pyro sensor. 2. The lamp driver of claim 1, wherein the lamp driver 50 variably controls a phase of a power source applied to a lamp triggered by an on-signal of a transistor that is turned on and off by receiving a driving signal from the microcomputer 10; Automatic lighting control device of the lighting apparatus, characterized in that it comprises a liquid. The apparatus of claim 3, wherein the microcomputer (10) controls the trigger time of the triac when the lamps are turned off so that each lamp is gradually turned off. The headlight 62 of claim 1, wherein the headlight 62 is provided with a first headlight 62a and a second headlight 62b, and the microcomputer 10 has the first headlight 62a and a second headlight (when detecting a human body). 62b) and the first lamp 62a and the second lamp 62b are gradually turned off after a predetermined time. Detecting ambient light and the presence of the human body, controlling lighting and turning off of the tail light 61 according to the change in the ambient light around the detection result, lighting the headlight 62 according to the presence or absence of the detection result. And turning off the lighting. The method of claim 6, wherein the tail light is turned on if the ambient illuminance is less than the standard illuminance, and turns off the tail light 61 if the ambient illuminance is less than the standard illuminance. Automatic lighting control method for a lighting device characterized in that it comprises the step of extinguishing when elapsed.