CN115835443A - Five-color full-spectrum multi-color temperature LED intelligent lighting control system for the Internet of Things - Google Patents
Five-color full-spectrum multi-color temperature LED intelligent lighting control system for the Internet of ThingsDownload PDFInfo
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Abstract
Translated fromChinese
Description
Translated fromChinese技术领域technical field
本发明涉及LED照明领域，具体涉及一种物联网五基色全光谱多色温LED智慧照明控制系统。The invention relates to the field of LED lighting, in particular to a five-primary-color full-spectrum multi-color temperature LED intelligent lighting control system for the Internet of Things.
背景技术Background technique
LED具有重量轻、能耗小、方便布置与设计的优势，这使得LED的应用十分广泛。LEDs have the advantages of light weight, low energy consumption, and convenient layout and design, which makes LEDs widely used.
目前，尽管LED的使用十分普遍，但由于缺乏供电保护或供电保护不到位，常常会出现LED使用寿命短的问题；同时，以人工主观判断为准的情况下，使得处在环境多变场景下的LED控制系统，并不能很好地根据环境参数的变化，动态调整LED的发光或亮度；另外，现阶段的LED光照，也存在着亮度或色温变化单一，无法满足多色温照明的问题。At present, although the use of LEDs is very common, due to the lack of power supply protection or insufficient power supply protection, the problem of short service life of LEDs often occurs; The advanced LED control system cannot dynamically adjust the luminescence or brightness of LEDs according to changes in environmental parameters; in addition, the current LED lighting also has the problem of single brightness or color temperature changes, which cannot meet the problem of multi-color temperature lighting.
因此，需要一种物联网五基色全光谱多色温LED智慧照明控制系统，能够解决以上问题。Therefore, there is a need for an Internet of Things five-primary full-spectrum multi-color temperature LED intelligent lighting control system that can solve the above problems.
发明内容Contents of the invention
有鉴于此，本发明的目的是克服现有技术中的缺陷，提供物联网五基色全光谱多色温LED智慧照明控制系统，能够实现多色温照明以及动态调整LED发光的效果，并提高了LED使用寿命。In view of this, the purpose of the present invention is to overcome the defects in the prior art and provide a five-primary full-spectrum multi-color temperature LED intelligent lighting control system for the Internet of Things, which can realize multi-color temperature lighting and dynamically adjust the effect of LED light emission, and improve the use of LEDs. life.
本发明的物联网五基色全光谱多色温LED智慧照明控制系统，包括采集单元、供电单元、主控器、五基色LED灯、LED控制电路、无线通信单元以及远程监控平台；The five-primary-color full-spectrum multi-color-temperature LED intelligent lighting control system of the present invention includes an acquisition unit, a power supply unit, a main controller, five-primary-color LED lamps, an LED control circuit, a wireless communication unit, and a remote monitoring platform;
所述采集单元与主控器通信连接；所述供电单元用于向主控器以及LED控制电路供电；所述LED控制电路的控制端与主控器连接；所述主控器通过无线通信单元与远程监控平台通信连接；The acquisition unit communicates with the main controller; the power supply unit is used to supply power to the main controller and the LED control circuit; the control terminal of the LED control circuit is connected to the main controller; the main controller is connected through the wireless communication unit Communicate with the remote monitoring platform;
所述五基色LED灯包括红光LED阵列、绿光LED阵列、蓝光LED阵列、黄光LED阵列以及白光LED阵列，所述LED控制电路为五个且每个电路结构相同，五个LED控制电路分别控制红光LED阵列、绿光LED阵列、蓝光LED阵列、黄光LED阵列以及白光LED阵列的发光与亮度。The five-primary-color LED lamp includes a red LED array, a green LED array, a blue LED array, a yellow LED array, and a white LED array. There are five LED control circuits and each circuit has the same structure. The five LED control circuits The luminescence and brightness of the red LED array, the green LED array, the blue LED array, the yellow LED array and the white LED array are respectively controlled.
进一步，所述采集单元包括光度计、温度传感器、湿度传感器以及第一控制器；所述光度计、温度传感器、湿度传感器的输出端均与第一控制器连接，所述第一控制器与主控器通信连接。Further, the acquisition unit includes a photometer, a temperature sensor, a humidity sensor, and a first controller; the output terminals of the photometer, temperature sensor, and humidity sensor are all connected to the first controller, and the first controller is connected to the main controller. Controller communication connection.
进一步，所述供电单元包括电压转换器、整流电路以及供电保护电路；Further, the power supply unit includes a voltage converter, a rectifier circuit and a power supply protection circuit;
所述电压转换器与市电连接，所述电压转换器的电压输出端与整流电路的输入端连接，所述整流电路的正输出端与供电保护电路的输入端连接，所述供电保护电路输出直流电提供给主控器以及LED控制电路。The voltage converter is connected to the mains, the voltage output terminal of the voltage converter is connected to the input terminal of the rectification circuit, the positive output terminal of the rectification circuit is connected to the input terminal of the power supply protection circuit, and the power supply protection circuit outputs The direct current is supplied to the main controller and the LED control circuit.
进一步，所述供电保护电路包括稳压二极管D1、三极管Q1、电阻R1、电阻R2、电阻R3、电阻R4、电阻R5、电阻R6、电阻R7、电阻R8、电阻R9、电阻R10、电容C1、电容C2、NMOS管Q2以及光耦G1；Further, the power supply protection circuit includes Zener diode D1, transistor Q1, resistor R1, resistor R2, resistor R3, resistor R4, resistor R5, resistor R6, resistor R7, resistor R8, resistor R9, resistor R10, capacitor C1, capacitor C2, NMOS transistor Q2 and optocoupler G1;
所述整流电路的正输出端通过电阻R1与用电负载的正极连接；所述三极管Q1的集电极连接于整流电路的正输出端和电阻R1之间的公共连接点，所述三极管Q1的发射极接地，所述电阻R10的一端连接于整流电路的正输出端和电阻R1之间的公共连接点，所述电阻R10的另一端与电阻R3连接，所述电阻R3通过电阻R2接地，所述三极管Q1的基极连接于电阻R10和电阻R3之间的公共连接点；The positive output terminal of the rectifier circuit is connected to the positive pole of the electric load through the resistor R1; the collector of the triode Q1 is connected to the common connection point between the positive output terminal of the rectifier circuit and the resistor R1, and the emitter of the triode Q1 One end of the resistor R10 is connected to the common connection point between the positive output terminal of the rectifier circuit and the resistor R1, the other end of the resistor R10 is connected to the resistor R3, and the resistor R3 is grounded through the resistor R2, and the The base of the transistor Q1 is connected to the common connection point between the resistor R10 and the resistor R3;
所述电容C1的一端连接于整流电路的正输出端和电阻R1之间的公共连接点，所述电容C1的另一端接地，所述电容C2的一端连接于电阻R1和用电负载正极之间的公共连接点，所述电容C2的另一端接地；One end of the capacitor C1 is connected to the common connection point between the positive output terminal of the rectifier circuit and the resistor R1, the other end of the capacitor C1 is grounded, and one end of the capacitor C2 is connected between the resistor R1 and the positive pole of the electric load The common connection point of the capacitor C2, the other end of the capacitor C2 is grounded;
所述电阻R4的一端连接于电阻R1和用电负载正极之间的公共连接点，所述电阻R4通过电阻R6接地，所述NMOS管Q2的栅极通过电阻R5连接于电阻R4和电阻R6之间的公共连接点，所述NMOS管Q2的源极接地，所述稳压二极管D1的负极通过电阻R7与所述NMOS管Q2的漏极连接，所述稳压二极管D1的正极通过电阻R9接地，所述光耦G1的发光二极管的正极通过电阻R8连接于稳压二极管D1的正极和电阻R9之间的公共连接点，所述光耦G1的发光二极管的负极接地，所述光耦G1的光敏三极管的发射极接地，所述光耦G1的光敏三极管的集电极连接于电阻R5和NMOS管Q2的栅极的公共连接点。One end of the resistor R4 is connected to the common connection point between the resistor R1 and the positive pole of the electric load, the resistor R4 is grounded through the resistor R6, and the gate of the NMOS transistor Q2 is connected to the resistor R4 and the resistor R6 through the resistor R5 The source of the NMOS transistor Q2 is grounded, the cathode of the Zener diode D1 is connected to the drain of the NMOS transistor Q2 through a resistor R7, and the anode of the Zener diode D1 is grounded through a resistor R9 The anode of the light-emitting diode of the optocoupler G1 is connected to the common connection point between the anode of the Zener diode D1 and the resistor R9 through a resistor R8, the cathode of the light-emitting diode of the optocoupler G1 is grounded, and the light-emitting diode of the optocoupler G1 is grounded. The emitter of the phototransistor is grounded, and the collector of the phototransistor of the optocoupler G1 is connected to the common connection point of the resistor R5 and the gate of the NMOS transistor Q2.
进一步，所述LED控制电路包括电阻R15、电阻R16、数字电位器RT2、三极管Q4、三极管Q5、二极管D1、可控硅SCR1、电阻R13、电阻R24、电阻R25、电阻R26、运放U5、运放U6、运放U7以及电容C4；Further, the LED control circuit includes a resistor R15, a resistor R16, a digital potentiometer RT2, a transistor Q4, a transistor Q5, a diode D1, a thyristor SCR1, a resistor R13, a resistor R24, a resistor R25, a resistor R26, an op amp U5, an op amp put U6, operational amplifier U7 and capacitor C4;
所述电阻R15的一端与直流电源连接，电阻R15的另一端与三极管Q4的集电极连接，三极管Q4的发射极与可控硅SCR1的控制极连接，所述三极管Q4的基极与电阻R16连接，电阻R16的另一端作为LED控制电路的第一控制端CON1与主控器连接，所述可控硅SCR1的正极与数字电位器RT2的输出端连接，数字电位器RT2的输入端与运放U5的输出端连接，所述数字电位器RT2的控制端与主控器连接，可控硅SCR1的负极与五基色LED灯的LED阵列输入端连接，可控硅SCR1的正极还与三极管Q5的集电极连接，三极管Q5的发射极接地，三极管Q5的基极通过电阻R13与二极管D1的负极连接，二极管D1的正极作为LED控制电路的第二控制端CON2与主控器连接；所述运放U5的同相端通过电阻R24连接于电源VCC1，运放U7的同相端连接于数字电位器RT2与可控硅SCR1之间的公共连接点，运放U7的输出端通过电阻R25连接于运放U6的反相端，运放U7的反相端与运放U7的输出端直接连接，运放U6的反相端通过电阻R26和电容C4并联后连接于运放U6的输出端，所述运放U6的输出端连接于运放U5的反相端，运放U6的同相端连接于运放U5的输出端。One end of the resistor R15 is connected to the DC power supply, the other end of the resistor R15 is connected to the collector of the transistor Q4, the emitter of the transistor Q4 is connected to the control electrode of the thyristor SCR1, and the base of the transistor Q4 is connected to the resistor R16 , the other end of the resistor R16 is connected to the main controller as the first control terminal CON1 of the LED control circuit, the anode of the thyristor SCR1 is connected to the output terminal of the digital potentiometer RT2, and the input terminal of the digital potentiometer RT2 is connected to the op The output end of U5 is connected, the control end of the digital potentiometer RT2 is connected to the main controller, the negative pole of the thyristor SCR1 is connected to the LED array input end of the five-primary color LED lamp, and the positive pole of the thyristor SCR1 is also connected to the triode Q5. The collector is connected, the emitter of the triode Q5 is grounded, the base of the triode Q5 is connected to the cathode of the diode D1 through the resistor R13, and the anode of the diode D1 is connected to the main controller as the second control terminal CON2 of the LED control circuit; the operational amplifier The non-inverting terminal of U5 is connected to the power supply VCC1 through the resistor R24, the non-inverting terminal of the operational amplifier U7 is connected to the common connection point between the digital potentiometer RT2 and the thyristor SCR1, and the output terminal of the operational amplifier U7 is connected to the operational amplifier U6 through the resistor R25 The inverting terminal of the operational amplifier U7 is directly connected to the output terminal of the operational amplifier U7, and the inverting terminal of the operational amplifier U6 is connected in parallel to the output terminal of the operational amplifier U6 through the resistor R26 and the capacitor C4. The output terminal of U6 is connected to the inverting terminal of the operational amplifier U5, and the non-inverting terminal of the operational amplifier U6 is connected to the output terminal of the operational amplifier U5.
进一步，所述无线通信单元包括UWB无线通信模块、无线通信基站以及远程无线通信模块；Further, the wireless communication unit includes a UWB wireless communication module, a wireless communication base station and a remote wireless communication module;
所述UWB无线通信模块与主控器通信连接；所述UWB无线通信模块与无线通信基站通信连接；所述无线通信基站通过远程无线通信模块与远程监控平台通信连接。The UWB wireless communication module communicates with the main controller; the UWB wireless communication module communicates with the wireless communication base station; the wireless communication base station communicates with the remote monitoring platform through the remote wireless communication module.
本发明的有益效果是：本发明公开的一种物联网五基色全光谱多色温LED智慧照明控制系统，通过提供稳定可靠的供电，保证了LED照明控制的稳定性与可靠性，提高了LED的使用寿命；通过监测环境状态参数的变化，能够动态调整LED发光与亮度，进而使得LED照明满足使用场景的需求；通过控制LED电路能够有效地控制不同色光的LED发光阵列，进而实现多色温的照明效果。The beneficial effects of the present invention are: a five-primary-color full-spectrum multi-color temperature LED intelligent lighting control system disclosed in the present invention ensures the stability and reliability of LED lighting control by providing stable and reliable power supply, and improves the LED lighting performance. Service life; By monitoring the changes of environmental state parameters, LED luminescence and brightness can be dynamically adjusted, so that LED lighting can meet the needs of the use scene; by controlling the LED circuit, LED light-emitting arrays of different colors can be effectively controlled to achieve multi-color temperature lighting Effect.
附图说明Description of drawings
下面结合附图和实施例对本发明作进一步描述：The present invention will be further described below in conjunction with accompanying drawing and embodiment:
图1为本发明的系统结构示意图；Fig. 1 is a schematic diagram of the system structure of the present invention;
图2为本发明的供电保护电路原理示意图；Fig. 2 is a schematic diagram of the principle of the power supply protection circuit of the present invention;
图3为本发明的LED控制电路原理示意图。Fig. 3 is a schematic diagram of the principle of the LED control circuit of the present invention.
具体实施方式Detailed ways
以下结合说明书附图对本发明做出进一步的说明，如图所示：The present invention is further described below in conjunction with the accompanying drawings of the description, as shown in the figure:
本发明的物联网五基色全光谱多色温LED智慧照明控制系统，包括采集单元、供电单元、主控器、五基色LED灯、LED控制电路、无线通信单元以及远程监控平台；The five-primary-color full-spectrum multi-color-temperature LED intelligent lighting control system of the present invention includes an acquisition unit, a power supply unit, a main controller, five-primary-color LED lamps, an LED control circuit, a wireless communication unit, and a remote monitoring platform;
所述采集单元与主控器通信连接；所述供电单元用于向主控器以及LED控制电路供电；所述LED控制电路的控制端与主控器连接；所述主控器通过无线通信单元与远程监控平台通信连接；The acquisition unit communicates with the main controller; the power supply unit is used to supply power to the main controller and the LED control circuit; the control terminal of the LED control circuit is connected to the main controller; the main controller is connected through the wireless communication unit Communicate with the remote monitoring platform;
所述五基色LED灯包括红光LED阵列、绿光LED阵列、蓝光LED阵列、黄光LED阵列以及白光LED阵列，所述LED控制电路为五个且每个电路结构相同，五个LED控制电路分别控制红光LED阵列、绿光LED阵列、蓝光LED阵列、黄光LED阵列以及白光LED阵列的发光与亮度。其中，所述主控器采用现有的单片机，可根据实际工况，选择合适型号的单片机；所述远程监控平台采用现有的远程监控服务器或远程云端，在此不再赘述。The five-primary-color LED lamp includes a red LED array, a green LED array, a blue LED array, a yellow LED array, and a white LED array. There are five LED control circuits and each circuit has the same structure. The five LED control circuits The luminescence and brightness of the red LED array, the green LED array, the blue LED array, the yellow LED array and the white LED array are respectively controlled. Wherein, the main controller adopts an existing single-chip microcomputer, and a suitable type of single-chip microcomputer can be selected according to actual working conditions; the remote monitoring platform adopts an existing remote monitoring server or a remote cloud, which will not be repeated here.
本实施例中，所述采集单元包括光度计、温度传感器、湿度传感器以及第一控制器；所述光度计、温度传感器、湿度传感器的输出端均与第一控制器连接，所述第一控制器与主控器通信连接。所述光度计用于采集环境光照亮度；所述温度传感器、湿度传感器分别用于采集环境温度以及湿度；所述第一控制器采用的单片机，如51单片机、MSP430单片机等，可根据实际情况，选择合适型号或类型的单片机。In this embodiment, the acquisition unit includes a photometer, a temperature sensor, a humidity sensor, and a first controller; the output terminals of the photometer, temperature sensor, and humidity sensor are all connected to the first controller, and the first controller The controller communicates with the main controller. Described photometer is used for collecting ambient light brightness; Described temperature sensor, humidity sensor are used for collecting ambient temperature and humidity respectively; The single-chip microcomputer that described first controller adopts, as 51 single-chip microcomputers, MSP430 single-chip microcomputers etc., can according to actual situation, Select the appropriate model or type of microcontroller.
通过上述结构，可以检测LED照明设备所处环境的状态参数信息，使得主控器能够根据环境状态变化，动态调整LED的发光或亮度，满足了不同场景下的照明需求，从而实现更好的照明控制效果。Through the above structure, the state parameter information of the environment where the LED lighting equipment is located can be detected, so that the main controller can dynamically adjust the light emission or brightness of the LED according to the change of the environmental state, which meets the lighting needs in different scenarios, thereby achieving better lighting. Control effect.
本实施例中，所述供电单元包括电压转换器、整流电路以及供电保护电路；In this embodiment, the power supply unit includes a voltage converter, a rectifier circuit and a power supply protection circuit;
所述电压转换器与市电连接，所述电压转换器的电压输出端与整流电路的输入端连接，所述整流电路的正输出端与供电保护电路的输入端连接，所述供电保护电路输出直流电提供给主控器以及LED控制电路。其中，所述电压转换器可以采用现有的变压器；所述整流电路采用现有的二极管组成的全桥式整流电路；The voltage converter is connected to the mains, the voltage output terminal of the voltage converter is connected to the input terminal of the rectification circuit, the positive output terminal of the rectification circuit is connected to the input terminal of the power supply protection circuit, and the power supply protection circuit outputs The direct current is supplied to the main controller and the LED control circuit. Wherein, the voltage converter may use an existing transformer; the rectifier circuit may use an existing full-bridge rectifier circuit composed of diodes;
通过上述结构，能够为主控器以及LED控制电路提供安全稳定的用电，保证了照明控制的稳定性与可靠性，从而延长了LED的使用寿命。Through the above structure, the main controller and the LED control circuit can provide safe and stable power consumption, which ensures the stability and reliability of the lighting control, thereby prolonging the service life of the LED.
本实施例中，如图2所示，所述供电保护电路包括稳压二极管D1、三极管Q1、电阻R1、电阻R2、电阻R3、电阻R4、电阻R5、电阻R6、电阻R7、电阻R8、电阻R9、电阻R10、电容C1、电容C2、NMOS管Q2以及光耦G1；In this embodiment, as shown in Figure 2, the power supply protection circuit includes a voltage regulator diode D1, a triode Q1, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, resistor R10, capacitor C1, capacitor C2, NMOS tube Q2 and optocoupler G1;
所述整流电路的正输出端通过电阻R1与用电负载的正极连接；所述三极管Q1的集电极连接于整流电路的正输出端和电阻R1之间的公共连接点，所述三极管Q1的发射极接地，所述电阻R10的一端连接于整流电路的正输出端和电阻R1之间的公共连接点，所述电阻R10的另一端与电阻R3连接，所述电阻R3通过电阻R2接地，所述三极管Q1的基极连接于电阻R10和电阻R3之间的公共连接点；其中，三极管Q1、电阻R2、电阻R3、电阻R10组成了过流保护电路，当电路中电流过大时，能够停止向用电负载进行供电，避免烧坏用电负载。The positive output terminal of the rectifier circuit is connected to the positive pole of the electric load through the resistor R1; the collector of the triode Q1 is connected to the common connection point between the positive output terminal of the rectifier circuit and the resistor R1, and the emitter of the triode Q1 One end of the resistor R10 is connected to the common connection point between the positive output terminal of the rectifier circuit and the resistor R1, the other end of the resistor R10 is connected to the resistor R3, and the resistor R3 is grounded through the resistor R2, and the The base of the transistor Q1 is connected to the common connection point between the resistor R10 and the resistor R3; among them, the transistor Q1, the resistor R2, the resistor R3, and the resistor R10 form an overcurrent protection circuit, and when the current in the circuit is too large, the overcurrent protection circuit can be stopped. Use electrical loads to supply power to avoid burning out electrical loads.
所述电容C1的一端连接于整流电路的正输出端和电阻R1之间的公共连接点，所述电容C1的另一端接地，所述电容C2的一端连接于电阻R1和用电负载正极之间的公共连接点，所述电容C2的另一端接地；其中，电阻R1、电容C1以及电容C2组成了滤波电路，用于过滤直流电中的交流成分，使得输入到用电负载的电流更加稳定。One end of the capacitor C1 is connected to the common connection point between the positive output terminal of the rectifier circuit and the resistor R1, the other end of the capacitor C1 is grounded, and one end of the capacitor C2 is connected between the resistor R1 and the positive pole of the electric load The common connection point of the capacitor C2 is grounded; wherein, the resistor R1, the capacitor C1 and the capacitor C2 form a filter circuit for filtering the AC component in the DC power, so that the current input to the electric load is more stable.
所述电阻R4的一端连接于电阻R1和用电负载正极之间的公共连接点，所述电阻R4通过电阻R6接地，所述NMOS管Q2的栅极通过电阻R5连接于电阻R4和电阻R6之间的公共连接点，所述NMOS管Q2的源极接地，所述稳压二极管D1的负极通过电阻R7与所述NMOS管Q2的漏极连接，所述稳压二极管D1的正极通过电阻R9接地，所述光耦G1的发光二极管的正极通过电阻R8连接于稳压二极管D1的正极和电阻R9之间的公共连接点，所述光耦G1的发光二极管的负极接地，所述光耦G1的光敏三极管的发射极接地，所述光耦G1的光敏三极管的集电极连接于电阻R5和NMOS管Q2的栅极的公共连接点。其中，电阻R4、电阻R5、电阻R6、电阻R7、电阻R8、电阻R9、稳压二极管D1、NMOS管Q2以及光耦G1组成了过压保护电路，当电路中电压过大时，能够停止向用电负载进行供电，避免击穿用电负载。One end of the resistor R4 is connected to the common connection point between the resistor R1 and the positive pole of the electric load, the resistor R4 is grounded through the resistor R6, and the gate of the NMOS transistor Q2 is connected to the resistor R4 and the resistor R6 through the resistor R5 The source of the NMOS transistor Q2 is grounded, the cathode of the Zener diode D1 is connected to the drain of the NMOS transistor Q2 through a resistor R7, and the anode of the Zener diode D1 is grounded through a resistor R9 The anode of the light-emitting diode of the optocoupler G1 is connected to the common connection point between the anode of the Zener diode D1 and the resistor R9 through a resistor R8, the cathode of the light-emitting diode of the optocoupler G1 is grounded, and the light-emitting diode of the optocoupler G1 is grounded. The emitter of the phototransistor is grounded, and the collector of the phototransistor of the optocoupler G1 is connected to the common connection point of the resistor R5 and the gate of the NMOS transistor Q2. Among them, the resistor R4, the resistor R5, the resistor R6, the resistor R7, the resistor R8, the resistor R9, the Zener diode D1, the NMOS transistor Q2 and the optocoupler G1 form an overvoltage protection circuit, and when the voltage in the circuit is too large, the overvoltage protection circuit can be stopped. Use electric loads to supply power to avoid breakdown of electric loads.
本实施例中，如图3所示，所述LED控制电路包括电阻R15、电阻R16、数字电位器RT2、三极管Q4、三极管Q5、二极管D1、可控硅SCR1、电阻R13、电阻R24、电阻R25、电阻R26、运放U5、运放U6、运放U7以及电容C4；In this embodiment, as shown in Figure 3, the LED control circuit includes a resistor R15, a resistor R16, a digital potentiometer RT2, a transistor Q4, a transistor Q5, a diode D1, a thyristor SCR1, a resistor R13, a resistor R24, a resistor R25 , resistor R26, operational amplifier U5, operational amplifier U6, operational amplifier U7, and capacitor C4;
所述电阻R15的一端与直流电源连接，电阻R15的另一端与三极管Q4的集电极连接，三极管Q4的发射极与可控硅SCR1的控制极连接，所述三极管Q4的基极与电阻R16连接，电阻R16的另一端作为LED控制电路的第一控制端CON1与主控器连接，所述可控硅SCR1的正极与数字电位器RT2的输出端连接，数字电位器RT2的输入端与运放U5的输出端连接，所述数字电位器RT2的控制端与主控器连接，可控硅SCR1的负极与五基色LED灯的LED阵列输入端连接，可控硅SCR1的正极还与三极管Q5的集电极连接，三极管Q5的发射极接地，三极管Q5的基极通过电阻R13与二极管D1的负极连接，二极管D1的正极作为LED控制电路的第二控制端CON2与主控器连接；所述运放U5的同相端通过电阻R24连接于电源VCC1，运放U7的同相端连接于数字电位器RT2与可控硅SCR1之间的公共连接点，运放U7的输出端通过电阻R25连接于运放U6的反相端，运放U7的反相端与运放U7的输出端直接连接，运放U6的反相端通过电阻R26和电容C4并联后连接于运放U6的输出端，所述运放U6的输出端连接于运放U5的反相端，运放U6的同相端连接于运放U5的输出端。其中，运放U5、数字电位器RT2、运放U6以及运放U7组成一个恒流源电路，通过控制RT2的大小，可以改变输出至LED阵列的供电电流大小，从而改变照明亮度，运放U7和运放U6用于进行反馈控制，能够使得整个恒流源的输出电流更加稳定。One end of the resistor R15 is connected to the DC power supply, the other end of the resistor R15 is connected to the collector of the transistor Q4, the emitter of the transistor Q4 is connected to the control electrode of the thyristor SCR1, and the base of the transistor Q4 is connected to the resistor R16 , the other end of the resistor R16 is connected to the main controller as the first control terminal CON1 of the LED control circuit, the anode of the thyristor SCR1 is connected to the output terminal of the digital potentiometer RT2, and the input terminal of the digital potentiometer RT2 is connected to the op The output end of U5 is connected, the control end of the digital potentiometer RT2 is connected to the main controller, the negative pole of the thyristor SCR1 is connected to the LED array input end of the five-primary color LED lamp, and the positive pole of the thyristor SCR1 is also connected to the triode Q5. The collector is connected, the emitter of the triode Q5 is grounded, the base of the triode Q5 is connected to the cathode of the diode D1 through the resistor R13, and the anode of the diode D1 is connected to the main controller as the second control terminal CON2 of the LED control circuit; the operational amplifier The non-inverting terminal of U5 is connected to the power supply VCC1 through the resistor R24, the non-inverting terminal of the operational amplifier U7 is connected to the common connection point between the digital potentiometer RT2 and the thyristor SCR1, and the output terminal of the operational amplifier U7 is connected to the operational amplifier U6 through the resistor R25 The inverting terminal of the operational amplifier U7 is directly connected to the output terminal of the operational amplifier U7, and the inverting terminal of the operational amplifier U6 is connected in parallel to the output terminal of the operational amplifier U6 through the resistor R26 and the capacitor C4. The output terminal of U6 is connected to the inverting terminal of the operational amplifier U5, and the non-inverting terminal of the operational amplifier U6 is connected to the output terminal of the operational amplifier U5. Among them, operational amplifier U5, digital potentiometer RT2, operational amplifier U6 and operational amplifier U7 form a constant current source circuit. By controlling the size of RT2, the power supply current output to the LED array can be changed, thereby changing the lighting brightness. And operational amplifier U6 is used for feedback control, which can make the output current of the entire constant current source more stable.
本实施例中，所述无线通信单元包括UWB无线通信模块、无线通信基站以及远程无线通信模块；In this embodiment, the wireless communication unit includes a UWB wireless communication module, a wireless communication base station, and a remote wireless communication module;
所述UWB无线通信模块与主控器通信连接；所述UWB无线通信模块与无线通信基站通信连接；所述无线通信基站通过远程无线通信模块与远程监控平台通信连接。其中，所述无线通信基站为数据信息中转站，通过UWB无线通信模块接收附近主控器传输的数据，进而得到采集单元采集的环境参数数据信息；所述无线通信基站再通过远程无线通信模块将暂存的环境参数数据信息统一上传到远程监控平台，从而实现现场环境参数信息的上传，而远程监控平台根据预设置的环境参数与LED照明对比表信息，发出LED照明发光控制命令，进而实现LED照明的动态实时调整与控制。所述远程无线通信模块采用现有的远程无线通信技术，比如4G或5G通信等。The UWB wireless communication module communicates with the main controller; the UWB wireless communication module communicates with the wireless communication base station; the wireless communication base station communicates with the remote monitoring platform through the remote wireless communication module. Wherein, the wireless communication base station is a data information transfer station, which receives the data transmitted by the nearby master controller through the UWB wireless communication module, and then obtains the environmental parameter data information collected by the acquisition unit; the wireless communication base station then passes the remote wireless communication module. The temporarily stored environmental parameter data information is uploaded to the remote monitoring platform in a unified way, so as to realize the upload of on-site environmental parameter information, and the remote monitoring platform issues LED lighting control commands according to the preset environmental parameters and LED lighting comparison table information, and then realizes LED lighting. Dynamic real-time adjustment and control of lighting. The long-range wireless communication module adopts the existing long-range wireless communication technology, such as 4G or 5G communication.
最后说明的是，以上实施例仅用以说明本发明的技术方案而非限制，尽管参照较佳实施例对本发明进行了详细说明，本领域的普通技术人员应当理解，可以对本发明的技术方案进行修改或者等同替换，而不脱离本发明技术方案的宗旨和范围，其均应涵盖在本发明的权利要求范围当中。Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention without limitation. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be carried out Modifications or equivalent replacements without departing from the spirit and scope of the technical solution of the present invention shall be covered by the claims of the present invention.
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