CN208079467U - Intelligent lighting circuit and system for underground parking garage - Google Patents

The utility model is related to intelligent lighting fields, it discloses a kind of intelligent lighting circuit and system for underground parking garage, solve the problems, such as the existing a large amount of electric energy of consumption of electric consumption on lighting for managing underground parking garage in traditional technology using extensive management mode.Microcontroller, lighting detecting circuit, infrared sensor, sound transducer etc. are devised in intelligent lighting circuit in the utility model；Detect the current environment light intensity in underground garage in real time by lighting detecting circuit, and someone is detected whether respectively using infrared sensor and sound transducer or has sound, if not detecting someone or having sound, then microcontroller exports the output of the PWM wave control driving circuit of duty ratio corresponding according to current environment light intensity, i.e., the brightness of headlamp at this time is only by current garage inner ring border intensity control；If detect someone or have sound, the PWM wave of control driving circuit output 100% so that headlamp is operated in rated condition.

用于地下停车库的智能照明电路及系统Intelligent lighting circuit and system for underground parking garage

技术领域technical field

本实用新型涉及智能照明领域，具体涉及一种用于地下停车库的智能照明电路及系统。The utility model relates to the field of intelligent lighting, in particular to an intelligent lighting circuit and system for an underground parking garage.

背景技术Background technique

随着生活水平的日益提高，汽车在人们生活中越来越普及。汽车保有量的增加，对于地面停车场、地下车库的需求也日益增多。而地下车库由于设置在地底下、不占用地面资源，使整体环境美观协调而被广泛使用在现代民用建筑及写字楼宇中。然而，地下车库相对于地面停车场所存在的最大缺点是光线差，需要依赖于人工照明。With the improvement of living standards, cars are becoming more and more popular in people's lives. With the increase in car ownership, the demand for surface parking lots and underground garages is also increasing. The underground garage is widely used in modern civil buildings and office buildings because it is arranged underground and does not occupy ground resources, making the overall environment beautiful and harmonious. However, the biggest disadvantage of the underground garage compared to the surface parking lot is the poor light and needs to rely on artificial lighting.

目前地下车库照明用电基于都是采用一种粗放式管理方式，照明灯24小时全部开启，并且照明灯的功率不可调，一直工作在最大功率，因此消耗了大量的电能。At present, the power consumption of underground garage lighting is based on an extensive management method. The lights are all turned on 24 hours a day, and the power of the lights cannot be adjusted. They have been working at the maximum power, so a lot of electricity is consumed.

实用新型内容Utility model content

本实用新型所要解决的技术问题是：提出一种用于地下停车库的智能照明电路及系统，解决传统技术中采用粗放式管理方式管理地下停车库的照明用电存在的消耗大量电能的问题。The technical problem to be solved by the utility model is: to propose an intelligent lighting circuit and system for underground parking garages, and to solve the problem of large amount of electric energy consumption in the traditional technology of using extensive management to manage the lighting power consumption of underground parking garages.

本实用新型解决上述技术问题采用的技术方案是：The technical solution adopted by the utility model to solve the problems of the technologies described above is:

一方面，本实用新型提出了一种用于地下停车库的智能照明电路，包括：On the one hand, the utility model proposes an intelligent lighting circuit for underground parking garages, including:

降压整流电路、第一稳压电路、第二稳压电路、单片机、驱动电路、A/D转换电路、光照检测电路、红外传感器、声音传感器以及照明灯；所述降压整流电路的输入端连接交流电源，降压整流电路的输出端连接第一稳压电路和第二稳压电路的输入端；第一稳压电路的输出端与单片机的供电端、A/D转换电路的供电端、光照检测电路的供电端、红外传感器的供电端以及声音传感器的供电端相连；第二稳压电路的输出端与驱动电路的输入端相连，所述驱动电路的输出端与照明灯相连；所述光照检测电路的输出端连接A/D转换电路的输入端，A/D转换电路的输出端连接单片机的输入信号；所述红外传感器及声音传感器的输出端均连接单片机的输入信号；所述单片机的输出信号连接驱动电路的控制端。Step-down rectification circuit, first voltage stabilization circuit, second voltage stabilization circuit, single-chip microcomputer, drive circuit, A/D conversion circuit, light detection circuit, infrared sensor, sound sensor and lighting lamp; the input end of described step-down rectification circuit Connect the AC power supply, the output terminal of the step-down rectifier circuit is connected to the input terminals of the first voltage stabilizing circuit and the second voltage stabilizing circuit; The power supply terminal of the illumination detection circuit, the power supply terminal of the infrared sensor and the power supply terminal of the sound sensor are connected; the output terminal of the second voltage stabilizing circuit is connected with the input terminal of the driving circuit, and the output terminal of the driving circuit is connected with the lighting lamp; The output end of the light detection circuit is connected to the input end of the A/D conversion circuit, and the output end of the A/D conversion circuit is connected to the input signal of the single-chip microcomputer; the output ends of the infrared sensor and the sound sensor are connected to the input signal of the single-chip microcomputer; the single-chip microcomputer The output signal is connected to the control terminal of the driving circuit.

作为进一步优化，所述照明灯为LED灯。As a further optimization, the lighting lamp is an LED lamp.

作为进一步优化，该智能照明电路还包括开关，所述第一稳压电路的输出端通过所述开关与单片机的供电端、A/D转换电路的供电端、光照检测电路的供电端、光照检测电路的供电端、红外传感器的供电端以及声音传感器的供电端相连。As a further optimization, the intelligent lighting circuit also includes a switch, and the output terminal of the first voltage stabilizing circuit is connected to the power supply terminal of the single-chip microcomputer, the power supply terminal of the A/D conversion circuit, the power supply terminal of the light detection circuit, and the light detection circuit through the switch. The power supply end of the circuit, the power supply end of the infrared sensor and the power supply end of the sound sensor are connected.

另一方面，本实用新型提供了一种用于地下停车库的智能照明系统，其包括上述智能照明电路，还包括工作状态检测模块、无线通信模块和监控终端；所述工作状态检测模块与照明灯连接，用于检测照明灯的工作状态，工作状态检测模块输出信号连接单片机；所述单片机通过无线通信模块将照明灯的工作状态上传给监控终端。On the other hand, the utility model provides an intelligent lighting system for an underground parking garage, which includes the above-mentioned intelligent lighting circuit, and also includes a working state detection module, a wireless communication module and a monitoring terminal; the working state detection module and the lighting The lamp connection is used to detect the working state of the lighting lamp, and the output signal of the working state detection module is connected to the single-chip microcomputer; the single-chip microcomputer uploads the working state of the lighting lamp to the monitoring terminal through the wireless communication module.

作为进一步优化，所述工作状态检测模块包括电压检测模块和电流检测模块。As a further optimization, the working state detection module includes a voltage detection module and a current detection module.

作为进一步优化，所述智能照明系统还包括：报警模块，所述报警模块与单片机连接。As a further optimization, the intelligent lighting system further includes: an alarm module connected to a single-chip microcomputer.

本实用新型的有益效果是：通过上述智能照明电路和智能照明系统的设计，在系统工作时，实时检测地下车库内的当前环境光强，如果没有检测到有人或者有声音，则根据当前环境光强输出对应占空比的PWM波控制驱动电路的输出，即此时照明灯的亮度只受当前车库内环境光强控制；如果检测到有人或者有声音时，控制驱动电路输出100％的PWM波，使得照明灯工作在额定状态，以提供足够的亮度；此外，通过对照明灯的工作状态的实时检测和上传，有利于在监控终端对各个照明灯的状态进行监控；并且智能照明系统还具有报警功能，即当智能照明电路中的单片机将照明灯的工作状态与预设参数进行比对后发现照明灯工作出现异常(如：过压、过流、不亮等情况)时，进行报警输出，便于工作人员及时定位故障灯，从而及时进行检修。The beneficial effects of the utility model are: through the design of the above-mentioned intelligent lighting circuit and intelligent lighting system, when the system is working, the current ambient light intensity in the underground garage can be detected in real time. The strong output corresponds to the PWM wave of the duty cycle to control the output of the drive circuit, that is, the brightness of the lighting is only controlled by the current ambient light intensity in the garage; if someone or a sound is detected, the control drive circuit outputs 100% PWM wave , so that the lighting lamps work in the rated state to provide sufficient brightness; in addition, through real-time detection and uploading of the working status of the lighting lamps, it is beneficial to monitor the status of each lighting lamp at the monitoring terminal; and the intelligent lighting system also has an alarm Function, that is, when the single-chip microcomputer in the intelligent lighting circuit compares the working status of the lighting lamp with the preset parameters and finds that the lighting lamp is working abnormally (such as: overvoltage, overcurrent, off, etc.), it will output an alarm. It is convenient for the staff to locate the fault light in time, so as to carry out maintenance in time.

附图说明Description of drawings

图1为本实用新型中的智能照明电路结构框图；Fig. 1 is a structural block diagram of an intelligent lighting circuit in the utility model;

图2为智能照明电路的一种实施例电路原理图。Fig. 2 is a schematic circuit diagram of an embodiment of an intelligent lighting circuit.

具体实施方式Detailed ways

本实用新型旨在提出一种用于地下停车库的智能照明电路及系统，解决传统技术中采用粗放式管理方式管理地下停车库的照明用电存在的消耗大量电能的问题。The utility model aims to propose an intelligent lighting circuit and system for underground parking garages, which solves the problem of large amount of electric energy consumption in the traditional technology of using extensive management to manage the lighting power consumption of underground parking garages.

如图1所示，本实用新型中的用于地下停车库的智能照明电路，包括：As shown in Figure 1, the intelligent lighting circuit used in the underground parking garage in the utility model includes:

降压整流电路、第一稳压电路、第二稳压电路、单片机、驱动电路、A/D转换电路、光照检测电路、红外传感器、声音传感器以及照明灯；所述降压整流电路的输入端连接交流电源，降压整流电路的输出端连接第一稳压电路和第二稳压电路的输入端；第一稳压电路的输出端与单片机的供电端、A/D转换电路的供电端、光照检测电路的供电端、红外传感器的供电端以及声音传感器的供电端相连；第二稳压电路的输出端与驱动电路的输入端相连，所述驱动电路的输出端与照明灯相连；所述光照检测电路的输出端连接A/D转换电路的输入端，A/D转换电路的输出端连接单片机的输入信号；所述红外传感器及声音传感器的输出端均连接单片机的输入信号；所述单片机的输出信号连接驱动电路的控制端。Step-down rectification circuit, first voltage stabilization circuit, second voltage stabilization circuit, single-chip microcomputer, drive circuit, A/D conversion circuit, light detection circuit, infrared sensor, sound sensor and lighting lamp; the input end of described step-down rectification circuit Connect the AC power supply, the output terminal of the step-down rectifier circuit is connected to the input terminals of the first voltage stabilizing circuit and the second voltage stabilizing circuit; The power supply terminal of the illumination detection circuit, the power supply terminal of the infrared sensor and the power supply terminal of the sound sensor are connected; the output terminal of the second voltage stabilizing circuit is connected with the input terminal of the driving circuit, and the output terminal of the driving circuit is connected with the lighting lamp; The output end of the light detection circuit is connected to the input end of the A/D conversion circuit, and the output end of the A/D conversion circuit is connected to the input signal of the single-chip microcomputer; the output ends of the infrared sensor and the sound sensor are connected to the input signal of the single-chip microcomputer; the single-chip microcomputer The output signal is connected to the control terminal of the driving circuit.

在上述智能照明电路中，降压整流电路用于对作为供电输入的交流电压进行降压和整流；第一稳压电路对降压和整流后的电压进行稳压至某一电压值，从而为单片机、A/D转换电路、光照检测电、红外传感器和声音传感器提供工作电压；第二稳压电路对降压和整流的后电压进行稳压到另一电压值，从而为驱动部分供电；光照检测电路负责采集当前车库内的环境光强；A/D转换电路负责对光照检测电路采集的环境光强进行A/D转换并上传给单片机；红外传感器负责检测是否有人或车出现，并将检测信号上传给单片机；声音传感器负责检测是否有声音出现，并将检测信号上传给单片机；单片机负责在没有检测到有人/车出现，以及没有检测到有声音出现时，根据采集的环境光强输出对应占空比的PWM波控制驱动电路的输出；以达到节能的目的；当检测到有人/车出现，或者检测到有声音出现时，控制驱动电路输出100％的PWM波，使得照明灯工作在额定状态，以提供足够的亮度。照明灯负责受驱动电路的驱动，产生相应强度等级的亮度。In the above intelligent lighting circuit, the step-down rectification circuit is used to step down and rectify the AC voltage used as the power supply input; the first voltage stabilization circuit stabilizes the voltage after step-down and rectification to a certain voltage value, thereby providing Single-chip microcomputer, A/D conversion circuit, light detection circuit, infrared sensor and sound sensor provide working voltage; the second voltage regulator circuit stabilizes the voltage after step-down and rectification to another voltage value, so as to supply power for the driving part; The detection circuit is responsible for collecting the current ambient light intensity in the garage; the A/D conversion circuit is responsible for performing A/D conversion on the ambient light intensity collected by the light detection circuit and uploading it to the single-chip microcomputer; the infrared sensor is responsible for detecting whether people or cars appear, and will detect The signal is uploaded to the single-chip microcomputer; the sound sensor is responsible for detecting whether there is a sound, and uploading the detection signal to the single-chip microcomputer; the single-chip microcomputer is responsible for outputting the corresponding signal according to the collected ambient light intensity when no person/vehicle or sound is detected. The PWM wave of the duty cycle controls the output of the drive circuit; in order to achieve the purpose of energy saving; when a person/vehicle is detected, or a sound is detected, the drive circuit is controlled to output 100% of the PWM wave, so that the lamp works at the rated state to provide sufficient brightness. The lighting lamp is responsible for being driven by the driving circuit to produce the brightness of the corresponding intensity level.

上述智能照明电路的一种具体实施电路如图2所示，降压整流电路由T1变压器和Bright全桥整流电路组成；第一稳压电路采用稳压芯片7805，第二稳压电路采用稳压芯片7812；单片机采用89C51；A/D转换电路采用PCF8591芯片；红外传感器采用HC-SR501；驱动电路采用BTN7971；光照检测电路可由光敏电阻及一些辅助元器件组成；声音传感器可采用微型麦克风。A specific implementation circuit of the above-mentioned intelligent lighting circuit is shown in Figure 2. The step-down rectification circuit is composed of a T1 transformer and a Bright full-bridge rectification circuit; the first voltage stabilization circuit uses a voltage stabilization chip 7805, and the second voltage stabilization circuit uses a The chip is 7812; the single-chip microcomputer adopts 89C51; the A/D conversion circuit adopts PCF8591 chip; the infrared sensor adopts HC-SR501; the driving circuit adopts BTN7971; the light detection circuit can be composed of photoresistor and some auxiliary components;

电路接通220V交流电之后，通过T1变压器变压到13.3V,再通过Bright全桥整流，输出12V脉动的直流电，全桥整流出来之后接了两路稳压电源芯片，一路是5V的稳压芯片7805，将电压稳压至5V,给单片机89C51、A/D转换芯片PCF8591、红外传感器HC-SR501、声音传感器和光照检测电路供电。另一路是12V的稳压芯片7812，将电压稳压至12V，给BTN7971驱动部分供电。当打开开关SW之后，单片机89C51、A/D转换芯片PCF8591、红外传感器HC-SR501、声音传感器和光照检测电路通电，电路开始工作。After the circuit is connected to 220V AC, it is transformed to 13.3V through the T1 transformer, and then rectified by the Bright full bridge to output 12V pulsating DC. After the full bridge rectification, it is connected to two regulated power supply chips, one of which is a 5V regulated chip 7805, stabilize the voltage to 5V, and supply power to the single-chip microcomputer 89C51, A/D conversion chip PCF8591, infrared sensor HC-SR501, sound sensor and light detection circuit. The other is the 12V regulator chip 7812, which stabilizes the voltage to 12V and supplies power to the BTN7971 driver. When the switch SW is turned on, the single-chip microcomputer 89C51, A/D conversion chip PCF8591, infrared sensor HC-SR501, sound sensor and light detection circuit are energized, and the circuit starts to work.

电路通电之后，单片机89C51程序初始化，光照检测电路将检测到的光照强度信息通过PCF8591A/D转换之后传给单片机89C51，并进行处理，然后单片机89C51通过P1.4输出PWM波，PWM波控制BTN7971驱动的输出，从而驱动LED灯。同时，红外传感器HC-SR501和声音传感器分别检测是否有人和是否有声音，并分别通过IO口P1.2和P1.3将采集到的信息传给单片机89C51进行处理。当检测到有人或有声音时，单片机89C51通过P1.4输出占空比为100％的PWM波，使LED灯亮度达到最大，如果没有检测到有人或者有声音，则LED灯的亮度只受当前车库内光照强度的控制，且光照强度和LED灯的亮度在设定的范围内呈现负相关比例关系。After the circuit is powered on, the MCU 89C51 program is initialized, and the light detection circuit converts the detected light intensity information through PCF8591A/D to the MCU 89C51 for processing, and then the MCU 89C51 outputs PWM waves through P1.4, and the PWM waves control the BTN7971 drive output to drive the LED light. At the same time, the infrared sensor HC-SR501 and the sound sensor respectively detect whether there is a person and whether there is a sound, and transmit the collected information to the single-chip microcomputer 89C51 through the IO ports P1.2 and P1.3 respectively for processing. When a person or sound is detected, the MCU 89C51 outputs a PWM wave with a duty cycle of 100% through P1.4 to maximize the brightness of the LED light. If no person or sound is detected, the brightness of the LED light is only affected by the current The control of the light intensity in the garage, and the light intensity and the brightness of the LED light show a negative proportional relationship within the set range.

此外，本实用新型还基于上述智能照明电路提出了一种智能照明系统，其除了上述智能照明电路，还包括：工作状态检测模块、无线通信模块和监控终端；所述工作状态检测模块与照明灯连接，用于检测照明灯的工作状态，工作状态检测模块输出信号连接单片机；所述单片机通过无线通信模块将照明灯的工作状态上传给监控终端。In addition, the utility model also proposes an intelligent lighting system based on the above-mentioned intelligent lighting circuit, which, in addition to the above-mentioned intelligent lighting circuit, also includes: a working state detection module, a wireless communication module and a monitoring terminal; the working state detection module and the lighting lamp The connection is used to detect the working status of the lighting lamp, and the output signal of the working status detection module is connected to the single-chip microcomputer; the single-chip microcomputer uploads the working status of the lighting lamp to the monitoring terminal through the wireless communication module.

在该智能照明系统中，可以采用电压检测模块和电流检测模块作为工作状态检测模块，来检测照明灯的电压和电流值，并将检测的状态结果上传给智能照明电流中的单片机89C51,单片机89C51再将状态结果通过无线通信模块上传给远程的监控终端(如：PC机，手机终端，笔记本电脑等)，从而实现对照明灯工作状态的远程监控功能。此外，为了实现本地报警功能，还可以设置与单片机89C51相连的报警模块，单片机89C51将状态结果上传监控终端的同时还与预设的参数进行比较，若发现工作状态异常，则驱动报警模块进行声光报警，从而便于工作人员及时查找故障灯，以便及时处理。In this intelligent lighting system, the voltage detection module and the current detection module can be used as the working state detection module to detect the voltage and current value of the lighting lamp, and upload the detected state results to the single-chip microcomputer 89C51 in the intelligent lighting current, and the single-chip microcomputer 89C51 Then upload the status result to the remote monitoring terminal (such as: PC, mobile phone terminal, notebook computer, etc.) through the wireless communication module, so as to realize the remote monitoring function of the working status of the lighting lamp. In addition, in order to realize the local alarm function, an alarm module connected to the single-chip microcomputer 89C51 can also be set. The single-chip microcomputer 89C51 uploads the status result to the monitoring terminal and compares it with the preset parameters. If the working status is found to be abnormal, the alarm module will be driven. Light alarm, so that it is convenient for the staff to find the fault light in time, so as to deal with it in time.

基于上述智能照明系统实现的照明控制方法包括以下步骤：The lighting control method implemented based on the above-mentioned intelligent lighting system includes the following steps:

光照检测电路实时检测地下车库内的当前环境光强；The light detection circuit detects the current ambient light intensity in the underground garage in real time;

所述当前环境光强经过A/D转换后传输给单片机；The current ambient light intensity is transmitted to the single-chip microcomputer after A/D conversion;

单片机根据当前环境光强输出对应占空比的PWM波控制驱动电路的输出；The single-chip microcomputer outputs the PWM wave corresponding to the duty cycle according to the current ambient light intensity to control the output of the driving circuit;

当红外传感器检测到有人或者当声音传感器检测到有声音时，将检测信息传输给单片机；When the infrared sensor detects someone or when the sound sensor detects a sound, the detection information is transmitted to the microcontroller;

单片机输出占空比为100％的PWM波来控制驱动电路的输出；The single-chip microcomputer outputs a PWM wave with a duty cycle of 100% to control the output of the drive circuit;

若一定时间内未检测到有人或者有声音时，则单片机根据当前环境光强输出对应占空比的PWM波控制驱动电路的输出。If no person or sound is detected within a certain period of time, the microcontroller outputs a PWM wave corresponding to the duty cycle to control the output of the drive circuit according to the current ambient light intensity.

另外，工作状态检测模块实时检测照明灯的工作状态，并上传给单片机，单片机将所述工作状态通过无线通信模块上传给监控终端，并且，单片机将该工作状态与预设参数进行比对，若发现工作状态异常，则控制报警模块进行报警提示。In addition, the working state detection module detects the working state of the lighting lamp in real time and uploads it to the single-chip microcomputer. The single-chip microcomputer uploads the working state to the monitoring terminal through the wireless communication module, and the single-chip computer compares the working state If an abnormal working state is found, the alarm module is controlled to give an alarm prompt.