Street lamp control system
By setting up a data acquisition device at the end of the street light power network and adopting wireless communication, the problems of high data interference and labor costs in traditional street light control systems are solved, and the accuracy and real-time improvement of street light control is achieved, reducing costs and enhancing the Responsiveness to emergencies.
Patent Information
- Application Number
- CN202420973221.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-07
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-07
AI Technical Summary
Traditional street light control systems are prone to interference and loss due to the long power supply cables, poor control accuracy, high labor costs and slow response speed, making it difficult to deal with emergencies.
A street light control system is designed, and the main control device and data acquisition device are used to collect and transmit real-time data through wireless communication. The main control device uniformly controls the street light power network, reduces manpower dependence and improves the response speed.
It improves the accuracy and real-time nature of street light control, reduces hardware and labor costs, enhances the ability to respond to emergencies, and realizes remote automated control.
Smart Images
Figure CN222263087U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of street lamp control, and in particular relates to a street lamp control system. Background Art
[0002] With the development of science and technology, people's work and study are becoming increasingly busy, and their lives are becoming increasingly rich. They no longer work from sunrise to sunset; street lights have become an indispensable part of people's work, study, and life in cities and towns, lighting the roads for people at night. Traditional street light control systems are mostly based on energy monitoring equipment in distribution boxes, which collect electrical signal data on power supply cables to monitor the operation of each street light in the street light power network. This method is used for laying power supply cables for a long time, and the electrical signal data on the street light side is easily affected by cable interference and loss, resulting in serious distortion of the operation data when it is transmitted to the energy monitoring equipment. The accuracy of street light control is likely to cause serious electrical accidents and endanger the personal safety of workers and passers-by; and traditional street light control systems mostly rely on human analysis and judgment to execute street light control, which requires 24-hour uninterrupted inspections, with high human cost investment, slow response to emergencies, and poor real-time performance. Utility Model Content
[0003] In order to solve the problems of control accuracy, high manpower cost and poor real-time performance in the prior art, a street lamp control system is proposed.
[0004] The technical solution adopted by the utility model is:
[0005] A street light control system includes a street light master control device and a plurality of data acquisition devices. The street light master control device is arranged at a distribution box of a street light power network. The street light master control device is electrically connected to all power supply cables of the street light power network. The street light master control device is respectively communicated with an external monitoring center and a plurality of data acquisition devices. The plurality of data acquisition devices are arranged one by one at a plurality of street lights of the street light power network, and each data acquisition device is electrically connected to the power supply cable of the corresponding street light.
[0006] Furthermore, the street lamp main control device includes a main control shell, a street lamp main control unit, a first power supply unit, a human-computer interaction unit, a first wireless communication unit and several power supply switch units. The street lamp main control unit, the first power supply unit, the first wireless communication unit and the several power supply switch units are all arranged inside the main control shell, the communication end of the street lamp main control unit is electrically connected to the output end of the first wireless communication unit, the power supply end of the street lamp main control unit is electrically connected to the output end of the first power supply unit, and the output end of the street lamp main control unit is electrically connected to the input end of the human-computer interaction unit and the control end of the several power supply switch units respectively, the input end of the first power supply unit is electrically connected to the secondary side of the step-down transformer inside the distribution box, the human-computer interaction unit is arranged outside the main control shell, the first wireless communication unit is respectively communicated with the external monitoring center and several data acquisition devices, and the several power supply switch units are connected in series one by one to the power supply cables of several street lamps arranged in parallel in the street lamp power network.
[0007] Furthermore, the street lamp main control unit includes a main control chip circuit, a first reset circuit and a first crystal oscillator circuit. The communication end of the main control chip circuit is electrically connected to the output end of the first wireless communication unit, the input end of the main control chip circuit is electrically connected to the output end of the first reset circuit and the output end of the first crystal oscillator circuit, respectively, the power supply end of the main control chip circuit is electrically connected to the output end of the first power supply unit, and the output end of the main control chip circuit is electrically connected to the input end of the human-computer interaction unit and the control end of several power supply switch units, respectively.
[0008] Furthermore, the first power supply unit includes a first AC / DC conversion circuit and a first voltage stabilizing circuit, the input end of the first AC / DC conversion circuit is electrically connected to the secondary side of the step-down transformer, and the output end of the first AC / DC conversion circuit is electrically connected to the input end of the first voltage stabilizing circuit, and the output end of the first voltage stabilizing circuit is electrically connected to the power supply end of the street lamp main control unit.
[0009] Furthermore, the human-computer interaction unit includes a display screen module, a button module and an audio-visual reminder module. The display screen module, the button module and the audio-visual reminder module are all arranged outside the main control shell, and the display screen module, the button module and the audio-visual reminder module are all electrically connected to the output end of the street lamp main control unit.
[0010] Furthermore, the power supply switch unit includes an electric isolating switch, a motor and a motor driver. The input and output ends of the electric isolating switch are connected in series to the power supply cable of the street lamp in the street lamp power network, and the knife switch end of the electric isolating switch is fixedly connected to the output end of the motor, the control end of the motor is electrically connected to the output end of the motor driver, and the control end of the motor driver is electrically connected to the output end of the street lamp main control unit.
[0011] Furthermore, the data acquisition device includes a sub-control housing, a data sub-control unit, a second power supply unit, a sensor unit and a second wireless communication unit. The data sub-control unit, the second power supply unit and the second wireless communication unit are all arranged inside the sub-control housing, and the communication end of the data sub-control unit is electrically connected to the output end of the second wireless communication unit, the power supply end of the data sub-control unit is electrically connected to the output end of the second power supply unit, and the input end of the data sub-control unit is electrically connected to the sensor unit. The sensor unit is arranged at the corresponding street lamp, and the sensor unit is electrically connected to the corresponding street lamp, the input end of the second power supply unit is electrically connected to the power supply cable of the street lamp in the street lamp power network, and the second wireless communication unit is communicatively connected to the street lamp main control device of the street lamp power network.
[0012] Furthermore, the data sub-control unit includes a sub-control chip circuit, a second reset circuit and a second crystal oscillator circuit. The communication end of the sub-control chip circuit is electrically connected to the output end of the second wireless communication unit, the input end of the sub-control chip circuit is electrically connected to the output end of the sensor unit, the output end of the second reset circuit and the output end of the second crystal oscillator circuit, and the power supply end of the sub-control chip circuit is electrically connected to the output end of the second power supply unit.
[0013] Furthermore, the second power supply unit includes a second AC / DC conversion circuit and a second voltage stabilizing circuit, the input end of the second AC / DC conversion circuit is electrically connected to the power supply cable of the street lamp in the street lamp power network, and the output end of the second AC / DC conversion circuit is electrically connected to the input end of the second voltage stabilizing circuit, and the output end of the second voltage stabilizing circuit is electrically connected to the power supply end of the data acquisition main control unit.
[0014] Furthermore, the sensor unit includes a temperature and humidity sensor circuit, a position sensor circuit, a voltage sensor circuit and a current sensor circuit. The output end of the temperature and humidity sensor circuit, the output end of the position sensor circuit, the output end of the voltage sensor circuit and the output end of the current sensor circuit are all electrically connected to the input end of the data sub-control unit, and the detection end of the temperature and humidity sensor circuit and the detection end of the position sensor circuit are both arranged at the corresponding street lamp, and the input end of the voltage sensor circuit and the input end of the voltage sensor circuit are both electrically connected to the power supply cable of the corresponding street lamp.
[0015] The beneficial effects of the utility model are:
[0016] The street lamp control system provided by the utility model collects the operating data of the street lamp in real time, including the electric signal data and the operating environment data, by setting the corresponding data collection device at the end of the street lamp power network, that is, the street lamp, so as to accurately grasp the operating conditions of the street lamp, and transmit the data by wireless transmission, thereby reducing the hardware cost investment, avoiding the interference and loss of the operating data caused by the long power supply cable, resulting in the distortion of the operating data, improving the authenticity and real-time nature of the operating data monitoring, and improving the accuracy of the street lamp control; all the street lamps in the street lamp power network are controlled uniformly, intelligently and automatically by the street lamp master control device, without the need for human analysis and judgment, thus reducing the human cost investment, improving the reaction speed and real-time nature of the control for emergencies, such as short circuit and open circuit of the street lamp, and realizing remote street lamp control at the same time.
[0017] Other beneficial effects of the present invention will be further described in the specific implementation manner. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a structural diagram of the street light control system.
[0019] Figure 2 It is a structural diagram of the street light control system.
[0020] Figure 3 is a circuit schematic diagram of the first wireless communication unit.
[0021] Figure 4 is a circuit schematic diagram of a first AC / DC conversion circuit.
[0022] Figure 5 is the circuit schematic of the voltage sensor circuit.
[0023] Figure 6 is the circuit schematic of the current sensor circuit. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] Example:
[0026] like Figure 1As shown, this embodiment provides a street light control system, including a street light master control device and a plurality of data acquisition devices. The street light master control device is arranged at a distribution box of a street light power network. The street light master control device is electrically connected to all power supply cables of the street light power network, and the street light master control device is respectively communicated with an external monitoring center and a plurality of data acquisition devices. The plurality of data acquisition devices are arranged one by one at a plurality of street lights of the street light power network, and each data acquisition device is electrically connected to the power supply cable of the corresponding street light.
[0027] The data acquisition device is arranged at the end of the street lamp power network, at the corresponding street lamp, for collecting the operation data of the street lamp, including the electrical signal data and the operation environment data, so as to accurately grasp the operation status of the street lamp, avoid the interference and loss of the long power supply cable to the operation data and cause the operation data to be distorted, and transmit the operation data directly to the street lamp main control device through the wireless network, thus avoiding the problem of excessive cost caused by laying communication cables. The street lamp main control device analyzes and processes the operation data collected by the data acquisition device, controls the on and off of the power supply cable of the corresponding street lamp, and realizes the remote and automatic control of the street lamp in the street lamp power network.
[0028] Preferably, the street lamp master control device comprises a master control housing, such as Figure 2 The street lamp main control unit, the first power supply unit, the human-computer interaction unit, Figure 3 The first wireless communication unit and several power supply switch units shown, the street light main control unit, the first power supply unit, the first wireless communication unit and the several power supply switch units are all arranged inside the main control shell, the communication end of the street light main control unit is electrically connected to the output end of the first wireless communication unit, the power supply end of the street light main control unit is electrically connected to the output end of the first power supply unit, and the output end of the street light main control unit is electrically connected to the input end of the human-computer interaction unit and the control ends of the several power supply switch units respectively, the input end of the first power supply unit is electrically connected to the secondary side of the step-down transformer inside the distribution box, the human-computer interaction unit is arranged outside the main control shell, the first wireless communication unit is respectively communicated with the external monitoring center and several data acquisition devices, and the several power supply switch units are connected in series one by one to the power supply cables of several street lights arranged in parallel in the street light power network.
[0029] The main control shell is used to protect the internal components from being damaged by the external environment and human factors, thereby increasing the life of the street lamp main control device. The first wireless communication unit establishes a wireless communication channel with an external monitoring center and several data acquisition devices, thereby realizing remote data transmission and control of the street lamp. The street lamp main control unit is used to analyze and process the operating data collected by the data acquisition device and generate corresponding control instructions. According to the control instructions, the power supply switch unit controls the on and off of the power supply cable of the corresponding street lamp. The human-computer interaction unit is used to display the operating data collected by the data acquisition device and the control instructions generated by the street lamp main control unit, so as to facilitate inspection and maintenance by staff. The first power supply unit obtains the working DC power of the street lamp main control device from the secondary side of the step-down transformer of the distribution box.
[0030] Preferably, the street lamp main control unit includes a main control chip circuit, a first reset circuit and a first crystal oscillator circuit, the communication end of the main control chip circuit is electrically connected to the output end of the first wireless communication unit, the input end of the main control chip circuit is electrically connected to the output end of the first reset circuit and the output end of the first crystal oscillator circuit, the power supply end of the main control chip circuit is electrically connected to the output end of the first power supply unit, and the output end of the main control chip circuit is electrically connected to the input end of the human-computer interaction unit and the control end of several power supply switch units.
[0031] The specific model of the main control chip U2 of the main control chip circuit is STM32F103C8T6, which is used to control the normal operation of other modules, analyze and process the operation data collected by the data acquisition device, and generate corresponding control instructions. The first reset circuit is used to realize the manual reset function of the street lamp main control unit. The first crystal oscillator circuit is composed of a crystal oscillator (crystal oscillator) and related circuit elements, and is used to provide a clock signal, a timing signal or a reference signal. As shown in the figure, the 1st, 24th, 36th and 48th pins of the main control chip U1 are all connected to the node Vcc, the node Vcc is electrically connected to the first power supply unit, the 29th pin of the main control chip U1 is connected to the node RXD, the 30th pin of the main control chip U1 is connected to the node TXD, the 11th pin of the main control chip U1 is connected to the node LED, the 12th pin of the main control chip U1 is connected to the node BUZZ, the nodes RXD and TXD are electrically connected to the first wireless communication unit of the specific model SIM900A, and the nodes LED and BUZZ are electrically connected to the human-computer interaction unit.
[0032] Preferably, the first power supply unit comprises Figure 4 The first AC / DC conversion circuit and the first voltage stabilizing circuit shown, the input end of the first AC / DC conversion circuit is electrically connected to the secondary side of the step-down transformer, and the output end of the first AC / DC conversion circuit is electrically connected to the input end of the first voltage stabilizing circuit, and the output end of the first voltage stabilizing circuit is electrically connected to the power supply end of the street lamp main control unit.
[0033] The first AC / DC conversion circuit rectifies and transforms the 36V / 24V AC power on the secondary side of the AC220V-AC36V / 24V step-down transformer of the distribution box, and converts it into 12V DC power. The specific model of the voltage stabilizing chip of the first voltage stabilizing circuit is LM2596, which is used to convert 12V DC power into 3.3V DC power, such as the node Vcc in the figure, to provide normal operating voltage for the street lamp main control unit and other units. At the same time, the 12V DC power of the first AC / DC conversion circuit provides a normal operating voltage for the power supply switch unit.
[0034] Preferably, the human-computer interaction unit includes a display screen module, a button module and a sound and light reminder module, and the display screen module, the button module and the sound and light reminder module are all arranged on the outside of the main control shell, and the display screen module, the button module and the sound and light reminder module are all electrically connected to the output end of the street lamp main control unit.
[0035] The specific model of the display chip U2 of the display module is LM016L, the main control chip U1 is electrically connected to the display chip U2 of the corresponding display circuit, one end of the LED lamp D1, the specific model of CVG2835UWC, is connected to the node LED, and the other end of the LED lamp D1 is respectively connected to the node Vcc and the emitter of the transistor Q1, the specific model of S8050, the base of the transistor Q1 is connected to the node BUZZ, and the collector of the transistor Q1 is connected to one end of the buzzer LS1, the specific model of SFM27-D, the other end of the buzzer LS1 is grounded, and the nodes Vcc, LED and BUZZ are all electrically connected to the main control chip circuit.
[0036] Preferably, the power supply switch unit includes an electric isolating switch, a motor and a motor driver, the input and output ends of the electric isolating switch are connected in series to the power supply cable of the street lamp in the street lamp power network, and the knife switch end of the electric isolating switch is fixedly connected to the output end of the motor, the control end of the motor is electrically connected to the output end of the motor driver, and the control end of the motor driver is electrically connected to the output end of the street lamp main control unit.
[0037] The motor driver drives the motor according to the control instructions of the main control chip circuit. The action of the motor drives the opening and closing of the electric isolating switch, thereby realizing the connection and disconnection of the power supply cable of the street lamp in the street lamp power network.
[0038] Preferably, the data acquisition device includes a sub-control housing, a data sub-control unit, a second power supply unit, a sensor unit and a second wireless communication unit. The data sub-control unit, the second power supply unit and the second wireless communication unit are all arranged inside the sub-control housing, and the communication end of the data sub-control unit is electrically connected to the output end of the second wireless communication unit, the power supply end of the data sub-control unit is electrically connected to the output end of the second power supply unit, and the input end of the data sub-control unit is electrically connected to the sensor unit. The sensor unit is arranged at the corresponding street lamp, and the sensor unit is electrically connected to the corresponding street lamp, the input end of the second power supply unit is electrically connected to the power supply cable of the street lamp in the street lamp power network, and the second wireless communication unit is communicatively connected to the street lamp main control device of the street lamp power network.
[0039] The structure, function and circuit diagram of the data acquisition device are basically the same as those of the street light main control device. The difference is that the sensor unit is used to collect the operating data of the street light, including electrical signal data and operating environment data, and sends it to the data sub-control unit for analysis and processing, and transmits it to the street light main control device through the second wireless communication unit.
[0040] Preferably, the data sub-control unit includes a sub-control chip circuit, a second reset circuit and a second crystal oscillator circuit. The communication end of the sub-control chip circuit is electrically connected to the output end of the second wireless communication unit, the input end of the sub-control chip circuit is electrically connected to the output end of the sensor unit, the output end of the second reset circuit and the output end of the second crystal oscillator circuit, and the power supply end of the sub-control chip circuit is electrically connected to the output end of the second power supply unit.
[0041] The structure, function and circuit diagram of the data sub-control unit are basically the same as those of the main control chip circuit. The main control chip of the specific model STM32F103C8T6 is also used to control the normal operation of other modules. The second reset circuit is used to realize the manual reset function of the data sub-control unit. The first crystal oscillator circuit is composed of a crystal oscillator (crystal oscillator) and related circuit elements, and is used to provide a clock signal, a timing signal or a reference signal.
[0042] Preferably, the second power supply unit includes a second AC / DC conversion circuit and a second voltage stabilizing circuit, the input end of the second AC / DC conversion circuit is electrically connected to the power supply cable of the street lamp in the street lamp power network, and the output end of the second AC / DC conversion circuit is electrically connected to the input end of the second voltage stabilizing circuit, and the output end of the second voltage stabilizing circuit is electrically connected to the power supply end of the data acquisition main control unit.
[0043] The second AC / DC conversion circuit is connected in series to the mains power line through a current transformer with the specific model SEN-CTY3, extracts electrical energy from the three-phase LA, LB and LC of the mains power line, rectifies and transforms the extracted 36V / 24V AC power through self-excitation energy extraction, and converts it into 12V DC power. The specific model of the voltage regulator chip of the second voltage regulator circuit is LM2596, which is used to convert 12V DC power into 3.3V DC power to provide normal working voltage for the data sub-control unit and other units.
[0044] Preferably, the sensor unit includes a temperature and humidity sensor circuit, a position sensor circuit, a voltage sensor circuit and a current sensor circuit, the output end of the temperature and humidity sensor circuit, the output end of the position sensor circuit, the output end of the voltage sensor circuit and the output end of the current sensor circuit are all electrically connected to the input end of the data sub-control unit, and the detection end of the temperature and humidity sensor circuit and the detection end of the position sensor circuit are both arranged at the corresponding street lamp, and the input end of the voltage sensor circuit and the input end of the voltage sensor circuit are both electrically connected to the power supply cable of the corresponding street lamp.
[0045] like Figure 5 The voltage sensor circuit shown is connected in parallel to the street lamp through the voltage transformer PT1 of the specific model ZMPT107, and the node JC1 is connected to the power supply cable of the street lamp. The voltage transformer PT1 realizes the voltage acquisition of the power supply cable through the internal coil and iron core. The voltage signal data in the analog signal format is input to the operational amplifier U5 and scaled down and transmitted to the voltage signal data in the digital signal format that can be recognized by the auxiliary control chip through the node V01, as shown in FIG. Figure 6 The current sensor circuit shown is connected in series to the power supply cable of the street lamp through a current transformer CT1 of specific model LMZ1-0.66. The current of the power supply cable is collected through the coil of the current transformer CT1 by electromagnetic induction. The collected current signal data in the analog signal format is input into the operational amplifier U6, scaled down and transmitted to the current signal data in the digital signal format that can be recognized by the sub-control chip through the node V02.
[0046] The street lamp control system provided by the utility model collects the operating data of the street lamp in real time, including the electric signal data and the operating environment data, by setting the corresponding data collection device at the end of the street lamp power network, that is, the street lamp, so as to accurately grasp the operating conditions of the street lamp, and transmit the data by wireless transmission, thereby reducing the hardware cost investment, avoiding the interference and loss of the operating data caused by the long power supply cable, resulting in the distortion of the operating data, improving the authenticity and real-time nature of the operating data monitoring, and improving the accuracy of the street lamp control; all the street lamps in the street lamp power network are controlled uniformly, intelligently and automatically by the street lamp master control device, without the need for human analysis and judgment, thus reducing the human cost investment, improving the reaction speed and real-time nature of the control for emergencies, such as short circuit and open circuit of the street lamp, and realizing remote street lamp control at the same time.
[0047] The utility model is not limited to the above optional implementation modes, and anyone can derive other various forms of products under the enlightenment of the utility model. The above specific implementation modes should not be understood as limiting the protection scope of the utility model. The protection scope of the utility model shall be based on the definition in the claims, and the description can be used to interpret the claims.
Claims
1. A street light control system, characterized in that: It includes a street light master control device and several data acquisition devices. The street light master control device is arranged at the distribution box of the street light power network. The street light master control device is electrically connected to all power supply cables of the street light power network, and the street light master control device is respectively communicated with an external monitoring center and several data acquisition devices. Several of the data acquisition devices are arranged one by one at several street lights of the street light power network, and each data acquisition device is electrically connected to the power supply cable of the corresponding street light.
2. The street light control system according to claim 1, characterized in that: The street lamp main control device includes a main control shell, a street lamp main control unit, a first power supply unit, a human-computer interaction unit, a first wireless communication unit and several power supply switch units. The street lamp main control unit, the first power supply unit, the first wireless communication unit and the several power supply switch units are all arranged inside the main control shell. The communication end of the street lamp main control unit is electrically connected to the output end of the first wireless communication unit, the power supply end of the street lamp main control unit is electrically connected to the output end of the first power supply unit, and the output end of the street lamp main control unit is electrically connected to the input end of the human-computer interaction unit and the control end of the several power supply switch units respectively. The input end of the first power supply unit is electrically connected to the secondary side of the step-down transformer inside the distribution box. The human-computer interaction unit is arranged outside the main control shell. The first wireless communication unit is respectively communicated with the external monitoring center and several data acquisition devices. Several of the power supply switch units are connected in series one by one to the power supply cables of several street lamps arranged in parallel in the street lamp power network.
3. The street light control system according to claim 2, characterized in that: The street lamp main control unit includes a main control chip circuit, a first reset circuit and a first crystal oscillator circuit. The communication end of the main control chip circuit is electrically connected to the output end of the first wireless communication unit, the input end of the main control chip circuit is electrically connected to the output end of the first reset circuit and the output end of the first crystal oscillator circuit, the power supply end of the main control chip circuit is electrically connected to the output end of the first power supply unit, and the output end of the main control chip circuit is electrically connected to the input end of the human-computer interaction unit and the control end of several power supply switch units.
4. The street light control system according to claim 2, characterized in that: The first power supply unit includes a first AC / DC conversion circuit and a first voltage stabilizing circuit. The input end of the first AC / DC conversion circuit is electrically connected to the secondary side of the step-down transformer, and the output end of the first AC / DC conversion circuit is electrically connected to the input end of the first voltage stabilizing circuit. The output end of the first voltage stabilizing circuit is electrically connected to the power supply end of the street lamp main control unit.
5. The street light control system according to claim 2, characterized in that: The human-computer interaction unit includes a display screen module, a button module and an audio-visual reminder module. The display screen module, the button module and the audio-visual reminder module are all arranged outside the main control shell, and the display screen module, the button module and the audio-visual reminder module are all electrically connected to the output end of the street lamp main control unit.
6. The street light control system according to claim 2, characterized in that: The power supply switch unit includes an electric isolating switch, a motor and a motor driver. The input and output ends of the electric isolating switch are connected in series to the power supply cable of the street lamp in the street lamp power network, and the knife switch end of the electric isolating switch is fixedly connected to the output end of the motor. The control end of the motor is electrically connected to the output end of the motor driver, and the control end of the motor driver is electrically connected to the output end of the street lamp main control unit.
7. The street light control system according to claim 1, characterized in that: The data acquisition device includes a sub-control housing, a data sub-control unit, a second power supply unit, a sensor unit and a second wireless communication unit. The data sub-control unit, the second power supply unit and the second wireless communication unit are all arranged inside the sub-control housing, and the communication end of the data sub-control unit is electrically connected to the output end of the second wireless communication unit, the power supply end of the data sub-control unit is electrically connected to the output end of the second power supply unit, and the input end of the data sub-control unit is electrically connected to the sensor unit. The sensor unit is arranged at the corresponding street lamp, and the sensor unit is electrically connected to the corresponding street lamp, the input end of the second power supply unit is electrically connected to the power supply cable of the street lamp in the street lamp power network, and the second wireless communication unit is communicatively connected to the street lamp main control device of the street lamp power network.
8. The street light control system according to claim 7, characterized in that: The data sub-control unit includes a sub-control chip circuit, a second reset circuit and a second crystal oscillator circuit. The communication end of the sub-control chip circuit is electrically connected to the output end of the second wireless communication unit, the input end of the sub-control chip circuit is electrically connected to the output end of the sensor unit, the output end of the second reset circuit and the output end of the second crystal oscillator circuit, and the power supply end of the sub-control chip circuit is electrically connected to the output end of the second power supply unit.
9. The street light control system according to claim 7, characterized in that: The second power supply unit includes a second AC / DC conversion circuit and a second voltage stabilizing circuit. The input end of the second AC / DC conversion circuit is electrically connected to the power supply cable of the street lamp in the street lamp power network, and the output end of the second AC / DC conversion circuit is electrically connected to the input end of the second voltage stabilizing circuit. The output end of the second voltage stabilizing circuit is electrically connected to the power supply end of the data acquisition main control unit.
10. The street light control system according to claim 7, characterized in that: The sensor unit includes a temperature and humidity sensor circuit, a position sensor circuit, a voltage sensor circuit and a current sensor circuit. The output end of the temperature and humidity sensor circuit, the output end of the position sensor circuit, the output end of the voltage sensor circuit and the output end of the current sensor circuit are all electrically connected to the input end of the data sub-control unit, and the detection end of the temperature and humidity sensor circuit and the detection end of the position sensor circuit are both arranged at the corresponding street lamp, and the input end of the voltage sensor circuit and the input end of the voltage sensor circuit are both electrically connected to the power supply cable of the corresponding street lamp.