CN210725425U - LED illumination brightness control system - Google Patents

Abstract

The utility model discloses an led illumination brightness control system belongs to lighting system technical field, its technical scheme main points are including lighting module, circuit module and system control module, lighting module electricity is connected on circuit module, system control module controls lighting module through control circuit module, lighting module is including setting up the lamp source more than two or two in the illumination zone, system control module is including the light sensor that detects the illumination zone brightness degree, the hot infrared ray sensor that detects the human activity of illumination zone and the dimming control ware that controls is carried out to lighting module. After a person enters an illumination area, the dimming controller controls the illumination module to emit light through signals collected by the thermal infrared sensor, and if the light brightness signal collected by the optical sensor is smaller than a preset standard value, the light emitting brightness of the illumination module is improved; when the person does not enter the illumination area, the dimming controller cannot control the illumination module to emit light, and therefore the effect that the person turns off the lamp when walking is achieved.

Description

LED illumination brightness control system

Technical Field

The utility model belongs to the technical field of lighting system, especially, relate to an led illumination brightness control system.

Background

With the development of intelligent control technology, the intelligent control technology can be applied to commercial and civil lighting environments, such as shopping malls, landscape lamps, indoor lighting and the like. However, the lighting system of some existing production workshops is still controlled by a knife switch through fixed hardware connection lines, the light quality and the light intensity output by the lamp cannot be dynamically adjusted, dimming cannot be realized, the lamp cannot be automatically turned on when someone is in the production workshop, and the lamp cannot be automatically turned off when no one is in the production workshop.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solve the above problems, and an object of the present invention is to provide a lighting control system for appropriately adjusting the brightness and illumination angle of a lighting device according to the brightness of a lighting area.

The purpose of the utility model is realized like this: an LED illumination brightness control system comprises an illumination module, a circuit module and a system control module, wherein the illumination module is electrically connected to the circuit module, the system control module controls the illumination module by controlling the circuit module, and the circuit module controls the illumination module to emit light by pulse width modulation, wherein the illumination module comprises two or more than two lamp sources arranged in an illumination area, and the system control module comprises a light sensor for detecting the brightness degree of the illumination area, a thermal infrared sensor for detecting human body activity in the illumination area and a dimming controller for sending control information to the circuit module to control the illumination module; the system control module further comprises a power-on delay relay for delaying the turning on of the light sensor after the thermal infrared sensor detects the human body information, the thermal infrared sensor is connected with at least one lamp source in series to control the illumination of the plurality of lamp sources, the plurality of lamp sources are connected in parallel when two or more than two lamp sources are available, the light sensor is connected with the rest of the lamp sources in series to control the illumination of the plurality of lamp sources, the plurality of lamp sources are connected in parallel when two or more than two lamp sources are available, the system control module further comprises a control panel arranged on the wall of an illumination area, and a display screen for displaying the illumination information of each lamp source on the illumination module and a control button for manually operating the system control module to independently control the illumination information of each lamp source are arranged on the control panel.

By adopting the technical scheme, after a person enters the illumination area, the thermal infrared sensor sends the collected signals to the dimming controller, the dimming controller controls at least one lamp source to emit light, the light sensor is started in a delayed manner by the electrifying delay relay at the same time, the light brightness in the illumination area is collected by the light sensor after the light sensor is started, and the collected signals are sent to the dimming controller, at the moment, the dimming controller shapes and amplifies the light brightness signals and then compares the light brightness signals with the stored preset standard value, if the light brightness signals are larger than the preset standard value, the light in the illumination area is brighter, at the moment, the dimming controller does not start other lamp sources, so that the energy-saving effect is achieved, if the light brightness signals are smaller than the preset standard value, the light in the illumination area is weaker, at the moment, the dimming controller increases the illumination brightness of the illumination module, the rest of the light sources are sequentially started, and after the light brightness signal is consistent with a preset standard value, the rest of the light sources are not started; when a person does not enter the illumination area, the thermal infrared sensor does not detect information of the person, so that the dimming controller cannot control the illumination module to emit light, and the effect of turning off the light when the person walks is achieved; the control panel is arranged on the wall of the lighting area to facilitate manual operation, and the control button is arranged to facilitate manual regulation and control of the lamp source.

The utility model discloses further set up to: illumination module is still including setting up base, perpendicular setting in the middle of the illumination area top in the base lower extreme and can follow positive and negative direction and rotate 90 swivel mount and drive swivel mount pivoted power device, the last being provided with of control panel power device is so that swivel mount forward or reverse pivoted shift knob, it is a plurality of the light source is followed swivel mount's axis of rotation direction align to grid is fixed in the swivel mount lower extreme.

By adopting the technical scheme, the lighting area is larger, and the light intensity at two sides of the lighting area is weaker than that at the middle position, so that the lamp source is rotatably arranged at the middle position of the top of the lighting area, the lighting range of the lamp source is changed by rotating the lamp source, the light brightness at the side edge of the lighting area is further improved, and workers at the side edge of the lighting area can work conveniently; the power device is controlled to rotate by the switch button on the control panel, so that the rotary seat and the lamp source are driven to rotate, wherein the power device can be a servo motor, and the rotary seat can rotate positively and negatively through positive and negative rotation of the servo motor.

The utility model discloses further set up to: the swivel mount lower extreme still is provided with the arc reflector panel and covers the transparent protection casing on the arc reflector panel, and is a plurality of the lamp source all set up in the arc reflector panel with in the cavity between the transparent protection casing.

Through adopting above-mentioned technical scheme, set up the reflection effect of arc reflector panel in order to improve the lamp source, and then increase illumination brightness, set up transparent protection casing in order to protect the lamp source.

Drawings

Fig. 1 is a functional block diagram of the present invention;

fig. 2 is a schematic structural diagram of the lighting module of the present invention;

the reference numbers in the figures are: 100. a lighting module; 101. a light source; 102. a base; 103. rotating; 104. a power plant; 105. an arc-shaped reflector; 200. a circuit module; 300. a system control module; 301. a light sensor; 302. a thermal infrared sensor; 303. a dimming controller; 3031. a control panel; 3032. a display screen; 3033. a control button; 3034. a switch button; 304. and energizing the time delay relay.

Detailed Description

In order to make the technical solutions in the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings:

as shown in fig. 1, an led lighting brightness control system includes a lighting module 100, a circuit module 200 and a system control module 300, wherein the lighting module 100 is electrically connected to the circuit module 200, the system control module 300 controls the lighting module 100 by controlling the circuit module 200, and the circuit module 200 controls the lighting module 100 to emit light by pulse width modulation, wherein the lighting module 100 includes two or more light sources 101 disposed in a lighting area, the system control module 300 includes a light sensor 301 for detecting a brightness level of the lighting area, a thermal infrared sensor 302 for detecting human body activity in the lighting area, and a dimming controller 303 for sending control information to the circuit module 200 to control the lighting module 100; the system control module 300 further includes a power-on delay relay 304 for delaying the turning on of the light sensor 301 after the thermal infrared sensor 302 detects the human body information, the thermal infrared sensor 302 is connected in series with at least one light source 101 to control the illumination of the plurality of light sources 101, two or more of the plurality of light sources 101 are connected in parallel with each other, the light sensor 301 is connected in series with the rest of the plurality of light sources 101 to control the illumination of the plurality of light sources 101, two or more of the plurality of light sources 101 are connected in parallel with each other, the system control module 300 further includes a control panel 3031 disposed on a wall of an illumination area, a display screen 3032 for displaying the illumination information of each light source 101 on the illumination module 100 and a control button 3033 manually operated by the system control module 300 to individually control the illumination information of each light source 101 are disposed on the control panel 3031.

After a person enters an illumination area, the thermal infrared sensor 302 sends the collected signals to the dimming controller 303, the dimming controller 303 controls at least one lamp source 101 to emit light, meanwhile, the light sensor 301 is started in a delayed manner by electrifying the delay relay 304, the light sensor 301 collects the light brightness in the illumination area after being started, and sends the collected signals to the dimming controller 303, at the moment, the dimming controller 303 shapes and amplifies the light brightness signals and then compares the light brightness signals with the stored preset standard value, if the light brightness signals are larger than the preset standard value, the light in the illumination area is brighter, at the moment, the dimming controller 303 does not start other lamp sources 101, so that the energy-saving effect is achieved, if the light brightness signals are smaller than the preset standard value, the light in the illumination area is weaker, at the moment, the dimming controller 303 adjusts the illumination brightness of the illumination module 100 higher, the rest of the light sources 101 are sequentially started, and after the light brightness signal is consistent with a preset standard value, the rest of the light sources 101 are not started; when a person does not enter the illumination area, the thermal infrared sensor 302 does not detect the information of the person, so that the dimming controller 303 does not control the illumination module 100 to emit light, thereby achieving the effect of turning off the light when the person walks; the control panel 3031 is disposed on a wall of the lighting area to facilitate manual operation, and the control buttons 3033 are provided to facilitate manual adjustment of the light source 101.

As shown in fig. 2, the lighting module 100 further includes a base 102 disposed in the middle of the top of the lighting area, a rotary seat 103 vertically disposed at the lower end of the base 102 and capable of rotating 90 ° in the forward and reverse directions, and a power device 104 for driving the rotary seat 103 to rotate, a switch button 3034 for controlling the power device 104 to rotate the rotary seat 103 in the forward or reverse direction is disposed on the control panel 3031, and a plurality of light sources 101 are uniformly arranged and fixed at the lower end of the rotary seat 103 along the rotation axis direction of the rotary seat 103.

Because the illumination area is large, the light intensity at two sides of the illumination area is weaker than that at the middle position, therefore, the lamp source 101 is rotatably arranged at the middle position of the top of the illumination area, the illumination range of the lamp source 101 is changed by rotating the lamp source 101, and the light brightness at the side edge of the illumination area is further improved, so that workers at the side edge of the illumination area can work conveniently; the power device 104 is controlled to rotate by a switch button 3034 on the control panel 3031, and then the rotating base 103 and the lamp source 101 are driven to rotate, wherein the power device 104 can be a servo motor, and the rotating base 103 can rotate forward or backward by the forward and backward rotation of the servo motor.

The lower end of the rotary seat 103 is further provided with an arc-shaped reflector 105 and a transparent protective cover covering the arc-shaped reflector 105, and the plurality of light sources 101 are arranged in a cavity between the arc-shaped reflector 105 and the transparent protective cover.

The arc-shaped reflector 105 is arranged to improve the reflection effect of the lamp source 101, so as to increase the illumination brightness, and the transparent protective cover is arranged to protect the lamp source 101.

The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (4)

1. A led lighting brightness control system comprising a lighting module (100), a circuit module (200), and a system control module (300), said lighting module (100) being electrically connected to said circuit module (200), said system control module (300) controlling said lighting module (100) by controlling said circuit module (200), characterized in that: the lighting module (100) comprises two or more lamp sources (101) arranged in a lighting area, the system control module (300) comprises a light sensor (301) for detecting the brightness degree of the lighting area, a thermal infrared sensor (302) for detecting human body activity in the lighting area and a dimming controller (303) for sending control information to the circuit module (200) to control the lighting module (100); the system control module (300) further comprises a power-on delay relay (304) for delaying the turning on of the light sensor (301) after the thermal infrared sensor (302) detects human body information, the thermal infrared sensor (302) is connected with at least one lamp source (101) in series to control the illumination of the plurality of lamp sources (101), two or more of the plurality of lamp sources (101) are connected in parallel, the light sensor (301) is connected with the rest of the plurality of lamp sources (101) in series to control the illumination of the plurality of lamp sources (101), two or more of the plurality of lamp sources (101) are connected in parallel, the system control module (300) further comprises a control panel (3031) arranged on a wall of an illumination area, a display screen (3032) used for displaying illumination information of each lamp source (101) on the illumination module (100) is arranged on the control panel (3031), and the system control module (300) is manually operated A control button (3033) for individually controlling the illumination information of each of the light sources (101).

2. A led illumination brightness control system according to claim 1, characterized in that: the circuit module (200) controls the lighting module (100) to emit light by pulse width modulation.

3. A led illumination brightness control system according to claim 1, characterized in that: the illumination module (100) further comprises a base (102) arranged in the middle of the top of the illumination area, a rotary seat (103) vertically arranged at the lower end of the base (102) and capable of rotating 90 degrees in the forward and reverse directions, and a power device (104) for driving the rotary seat (103) to rotate, wherein a switch button (3034) used for controlling the power device (104) to enable the rotary seat (103) to rotate in the forward or reverse directions is arranged on the control panel (3031), and the plurality of light sources (101) are uniformly arranged and fixed at the lower end of the rotary seat (103) along the rotating axis direction of the rotary seat (103).

4. A led illumination brightness control system according to claim 3, characterized in that: the lower end of the rotary seat (103) is further provided with an arc-shaped reflector (105) and a transparent protective cover covering the arc-shaped reflector (105), and the lamp source (101) is arranged in the arc-shaped reflector (105) and a cavity between the transparent protective covers.

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