CN111615240A

CN111615240A - Intelligent street lamp system based on power line carrier/NB-IOT composite communication

Info

Publication number: CN111615240A
Application number: CN202010593416.4A
Authority: CN
Inventors: 王干; 刘风光; 韩勇
Original assignee: Hefei Science Zhikong Technology Co ltd
Current assignee: Hefei Science Zhikong Technology Co ltd
Priority date: 2020-02-07
Filing date: 2020-06-27
Publication date: 2020-09-01

Abstract

Wisdom street lamp system based on power line carrier/NB-IOT combined communication includes: the system comprises a light pole, an LED street light source, a light pole accessory device, a power carrier communication module, an NB-IOT communication module, a local controller, a carrier wire, a power bus, a control host, a server and a monitor; a street lamp power bus is laid under a street lamp pole base, a street lamp power carrier wire is connected to the power bus in parallel and penetrates through the street lamp pole through the base, the power carrier wire is connected with an NB-IOT communication module at the bottom of the street lamp pole, the NB-IOT module is connected with a local controller, the local controller is connected with a power carrier module receiving coupling controller, a power carrier module receiver coupling controller is connected with the power carrier wire, the power carrier wire is connected with an LED chip driving module through a power carrier module sending coupling controller to drive the LED lamp beads to emit light, meanwhile, the LED chip driving module receives signals sent by the power carrier module, the local controller regulates and controls the real-time power of the LED lamp beads, and an LED street lamp illumination regulation and control loop of the system is formed.

Description

Intelligent street lamp system based on power line carrier/NB-IOT composite communication

Technical Field

The invention relates to the field of street lamp operation and maintenance, in particular to an intelligent street lamp system based on power line carrier/NB-IOT composite communication.

Background

With the development of cities and the application of new technologies, the lighting of urban street lamps is not only a landscape of cities but also can be a carrier for receiving and sending information of future smart cities, the urban street lamps not only need to meet the requirement of road lighting, but also need to be responsible for the supporting and power supply functions of urban internet of things monitoring equipment such as 5G micro base stations, road monitoring, public security monitoring, environmental protection monitoring and the like, the increase of the auxiliary equipment on street lamp poles is a necessary trend, and some cities start to build the smart street lamps. Meanwhile, along with the development of the LED lighting technology, the chip drives the LED street lamp to illuminate in a necessary trend, conditions are provided for regulating and controlling the single-mode LED street lamp, the power of the street lamp is regulated and controlled in real time according to the environmental conditions, and high efficiency, energy conservation and convenience for remote operation, maintenance and control are achieved. In addition, with the increase of the accessory equipment on the street lamp pole, how to carry out remote management and control, operation and maintenance to the accessory equipment is the problem that awaits solution urgently. Not only so, the installation completeness of the street lamp in China currently exceeds 90%, the additional installation of the accessory equipment of the street lamp pole is also installed on the existing street lamp pole, the LED high-efficiency energy-saving street lamp light source and the additional installation of some accessory equipment can be conveniently replaced on the existing street lamp pole, the control and management of the light source and the control and management of the accessory equipment need to be provided with a matched monitoring module, in order to facilitate installation and maintenance of the monitoring module, the monitoring module is usually installed in a cavity at the bottom of a light pole, therefore, once the communication module has a fault, the communication module can be directly taken down on site for direct maintenance or replacement without special engineering vehicle climbing construction, thereby not only having high efficiency but also greatly reducing the operation and maintenance cost, the technical scheme is the best in the operation process of the intelligent street lamp at present, is approved by people and is widely popularized and applied. However, the technology has the defects that signal connection of the LED street lamp light source, the lamp post accessory equipment and the communication module needs to be fed back through signal lines, the threading of some signal lines from top to bottom on the installed street lamp post is a time-consuming, labor-consuming and headache-causing matter, and the problem that how to remove the signal lines and the communication module can timely and accurately achieve the LED light source and the lamp post accessory equipment is the first problem to be solved in the popularization process of the existing intelligent lamp post.

Disclosure of Invention

In order to overcome the problems that the existing LED street lamp and lamp pole accessory device are difficult to remotely regulate and control and operate and maintain, the LED light source and the accessory device are difficult to lead a signal wire on the existing road grade pole again, a high-efficiency control platform is not available, and the informatization degree is low, the invention discloses an intelligent street lamp system based on power line carrier/NB-IOT composite communication, which comprises: the LED street lamp comprises a street lamp pole, an LED street lamp light source, an LED chip driving module, a lamp pole accessory device, a power carrier communication module, an NB-IOT communication module, a local controller, a carrier wire, a power bus, a control host, a server, a monitor and a control platform; the street lamp post of the intelligent street lamp system is arranged on the street lamp bases at two sides of a road, a street lamp power bus is laid under the street lamp post base, a street lamp power carrier wire is connected on the power bus in parallel and penetrates through the street lamp post through the base, the power carrier wire is connected with the NB-IOT communication module at the bottom of the street lamp pole, the NB-IOT module is connected with the local controller, the local controller is connected with the power carrier module receiving coupling controller, the power carrier module receiver coupling controller is connected with the power carrier wire, the power carrier wire is connected with the LED chip driving module through the power carrier module transmitting coupling controller, the LED chip driving module drives the LED lamp bead to emit light, meanwhile, the LED chip driving module receives a signal sent by the power carrier module, and the local controller regulates and controls the real-time power of the LED lamp beads to form an LED street lamp lighting and regulating power loop of the system; the power carrier wire is connected with a power interface of a lamp post accessory device (such as equipment such as a public security monitoring camera, a traffic monitoring camera, an environmental protection monitor and the like) through a power carrier module transmitting coupling controller to form a regulation and control power loop of the system lamp post accessory device.

The intelligent street lamp system comprises an LED street lamp illumination information loop, a power carrier module sending coupling controller is connected with an LED chip driving module through an RS485 interface and is communicated with the driving module to obtain current voltage and power information of an LED lamp bead, the information is transmitted to a power carrier module receiving coupling controller at the lower part of a lamp post through a power lead, the receiving coupling controller analyzes the information, the receiving coupling controller feeds the analyzed information back to a local controller, the local controller stores the information and feeds the information to an NB-IOT communication module, the NB-IOT communication module directly sends the information to a server of a remote control host computer in a wireless transmission mode and stores the information in a memory, the control host computer accesses the server and feeds the LED street lamp information in the memory to a monitor of a monitoring platform, and the monitor displays the information in a picture and text mode, forming an intelligent street lamp system uplink information channel; the control host machine controls and adjusts the LED light source according to the data information displayed by the monitoring platform, the control host machine issues control signals, the signal is received by an NB-IOT communication module, the NB-IOT communication module feeds a control signal back to a local controller, the local controller receives the control signal and sends the control signal to a power carrier module receiving coupling controller at the lower end of a light pole after modulation, the receiving coupling controller sends the modulated control signal to a power carrier module sending coupling controller at the upper part of the light pole through a power lead, the sending coupling controller feeds the signal to an LED chip driving module after analysis and modulation, the chip driving module carries out real-time function regulation and control on an LED lamp bead according to the control signal to form a downlink information path of the intelligent street lamp system, and an LED street lamp illumination closed-loop information loop of the intelligent street lamp system is formed by the uplink information path and the downlink information path.

The intelligent street lamp system also comprises an accessory device information loop, the power carrier module sending coupling controller is connected with the light pole accessory device information through an RS485 interface to obtain the current voltage and power information of the accessory device, the information is transmitted to the power carrier module receiving coupling controller at the lower part of the light pole through a power wire, the receiving coupling controller analyzes the information, the receiving coupling controller feeds the analyzed information back to the local controller, the local controller stores the information and feeds the information to the NB-IOT communication module, the NB-IOT communication module directly sends the information to the server of the remote control host computer in a wireless transmission mode and stores the information in the memory, the control host computer accesses the server and feeds the accessory device information in the memory to the monitor of the monitoring platform, and the monitor displays the information in a picture and text mode, forming an intelligent street lamp system uplink information channel; the control host computer controls and adjusts the accessory equipment according to the data information displayed by the monitoring platform, the control host computer issues control signals, the signal is received by the NB-IOT communication module, the NB-IOT communication module feeds back a control signal to the local controller, the local controller receives the control signal and sends the control signal to the power carrier module receiving coupling controller at the lower end of the light pole after modulation, the receiving coupling controller sends the modulated control signal to the power carrier module sending coupling controller at the upper part of the light pole through the power lead, the sending coupling controller feeds the signal to the accessory equipment through the RS485 interface after analysis and modulation and carries out function regulation and control on the accessory equipment to form a downlink information channel of the intelligent street lamp system, and the uplink information channel and the downlink information channel form a closed loop of control information of the accessory light pole equipment.

The LED street lamp light source is characterized in that the LED street lamp light source is formed by modularly combining, the power of a single module is 30-60W, each street lamp light source is formed by connecting 1-6 LED light source modules in parallel, and the single LED light source module comprises: the LED light source module comprises 30-120 LED lamp beads, the LED lamp beads are connected in series and then communicated with the chip driving module to be controlled by the driving module to work, the dimming control module is connected with the chip driving module and is used for controlling the driving module to adjust the output power of the LED light source module, the dimming control module is provided with a signal interface, the signal interface is in signal connection with the electric carrier wave module controller and is controlled by the local controller, and therefore the output power of the LED light source module is adjusted.

The lamp post attachment includes, but is not limited to, the following: public security system camera, traffic system camera, environment detection appearance, municipal information and advertisement electronic screen, underground pipe gallery watch-dog, the little basic station communication machine of 5G and the convenient electric pile that fills of light pole.

The street lamp pole is characterized in that the street lamp pole is a conical or square column-shaped rod-shaped object, the height of the street lamp pole is 6-15 meters, an LED street lamp light source supporting cantilever extends out of the top 0-0.5 meter, the length of the street lamp light source cantilever is 0.5-1.5 meters, and an AC charging pile is arranged at the position 0.5-4.5 meters away from the street lamp light source cantilever, respectively, a public security system camera supporting arm, a traffic system camera supporting arm, a 5G micro base station communicator supporting arm and a municipal information publishing and advertising electronic screen supporting arm, the top of the street lamp pole is welded with an environment detector supporting arm, the lower part of the street lamp pole is provided with an AC charging pile at 0-1.2 meters, a local controller (comprising an NB-IOT communication module and a power carrier module receiving coupling controller) is arranged at the inner side of a maintenance hole at the lower part of the street lamp pole, an antenna of the BN, the underground pipe gallery monitor is directly electrically connected with the local controller.

The street lamp pole is characterized in that a main power lead is arranged inside the street lamp pole, and a power line of an LED street lamp light source and a power line of a lamp pole accessory device are connected in parallel with the main power lead and carry out carrier communication through the main power carrier lead, so that information interaction between the LED light source and the accessory device and a local controller is realized.

The invention has the following remarkable effects:

1. the technical scheme of the invention provides a composite complementary communication mode of power carrier communication and NB-IOT wireless communication for the first time, and realizes that the existing power carrier waveguide circuit is utilized to carry out carrier communication when signal line connection is difficult or impossible between a local controller and a control terminal device, thereby realizing short carrier communication distance, no obstruction, low attenuation, high stability and reliability and exerting the specific advantages of power carrier; the communication between the local controller and the remote control host server is directly transmitted in a wireless mode through the NB-IOT communication module, the high stability, low power consumption, long distance and interference resistance of NB-IOT communication are realized, the unique advantages of NB-IOT communication in the application of the Internet of things are exerted, the complementary advantages of the two communication modes are realized, the problems of short communication distance, large attenuation and blocking of a single power carrier are solved, and meanwhile, the problems that each terminal of the single NB-IOT communication needs to be configured with a communication module, so that the number of NB-IOT communication modules is large, and the flow cost is high are solved.

2. The LED street lamp light source of the system is driven by the AC direct-drive chip, so that the problems existing in the traditional LED street lamp driven by the switching power supply are solved, and the LED lamp beads driven by the AC direct-drive chip can be switched on and off for millions of times, have long service life, low cost, easy control and strong anti-surge capacity, which cannot be realized by adopting the switching power supply; the switch power supply has the defects of short service life, high cost and difficult control due to the existence of vulnerable devices (such as electrolytic capacitors) and is the biggest driving power supply, and the adoption of the chip to drive the LED lighting is a necessary trend of the development of the LED lighting technology.

3. The system can perform time-sharing power reduction control on the LED street lamp according to the road condition, remotely regulate and control the street lamp power in time-sharing mode, and enable the street lamp to be more reasonable and energy-saving in use.

4. The system can supply power, operate and remotely control the service of auxiliary devices (such as 5G micro base station annunciators, public security monitoring cameras, traffic monitoring cameras, environment-friendly monitoring instruments and the like) of the street lamp pole so as to adapt to the requirements of smart city development on smart street lamps, meanwhile, the auxiliary devices share the original street lamp pole as a support, the construction process is greatly simplified by using the original street lamp power loop as the most power utilization power, the investment cost is saved, and necessary information technology support is provided for smart city construction.

According to the invention, the road informatization degree is higher, the street lamp is more efficient and energy-saving, the information acquired by the common people is more comprehensive, people go out more safely, and the street lamp has very wide popularization and application values.

Drawings

FIG. 1 is a schematic diagram of an internal structure of an intelligent street lamp system based on power line carrier/NB-IOT composite communication according to the present invention;

FIG. 2 is a block diagram of a circuit structure of an intelligent street lamp system based on power line carrier/NB-IOT composite communication according to the present invention;

FIG. 3 is a schematic circuit diagram of a chip-driven LED light source module according to the present invention;

in the figure: 1. light pole, 2, LED street lamp light source, 3, LED chip drive module, 4, power line carrier communication module, 41, power line carrier module sends coupling controller, 42, power line carrier module receives coupling controller, 5, light pole auxiliary device, 51, environment measuring appearance, 52, traffic system camera, 53, public security system camera, 54, government affairs information and electronic advertisement screen, 55, fill electric pile, 56, 5G little base station semaphore, 57, underground pipe gallery watch-dog, 6, carrier wire, 7, local controller, 8, NB-IOT communication module, 9, power bus, 10, the main control system, 11, the monitor.

Detailed Description

An embodiment of the present invention will be described in detail with reference to fig. 1 and 2. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby,

referring to fig. 1 and 2, the intelligent street lamp system based on power carrier/NB-IOT composite communication includes: the system comprises a street lamp pole 1, an LED street lamp light source 2, an LED chip driving module 3, a lamp pole accessory device 5, a power carrier communication module 4, an NB-IOT communication module 8, a local controller 7, a carrier wire 6, a power bus 9, a control host 10, a server, a monitor 11 and a control platform; the intelligent street lamp system is characterized in that a street lamp post 1 of the intelligent street lamp system is arranged on street lamp bases on two sides of a road, a street lamp power bus 9 is laid under the street lamp post 1 base, a street lamp power carrier wire 6 is connected on the power bus 9 in parallel and penetrates through the street lamp post 1 through the base, the power carrier wire 6 is connected with an NB-IOT communication module 8 at the bottom of the street lamp post 1, the NB-IOT module 8 is connected with a local controller 7, the local controller 7 is connected with a power carrier module receiving coupling controller 42, the power carrier module receiving coupling controller 42 is connected with the power carrier wire 6, the power carrier wire 6 is connected with an LED chip driving module 3 through a power carrier module sending coupling controller 41, the LED chip driving module 3 drives the LED lamp beads to emit light, meanwhile, the LED chip driving module 3 receives signals sent by the power carrier module, and the local controller 7 regulates and controls the real-, forming a power loop for lighting and regulating the LED street lamp of the system; the power carrier wire 6 is connected with the power interface of the light pole auxiliary device 5 (such as a public security monitoring camera 52, a traffic monitoring camera 53, an environmental protection monitor 51 and other equipment) through the power carrier module transmitting coupling controller 41, and forms a regulation and control power loop of the light pole auxiliary device 5 of the system.

The intelligent street lamp system comprises an LED street lamp illumination information loop, a power carrier module sending coupling controller 41 is connected with an LED chip driving module 3 through an RS485 interface and is communicated with the driving module to obtain current voltage and power information of an LED lamp bead, the information is transmitted to a power carrier module receiving coupling controller 42 at the lower part of a lamp post through a power lead, the receiving coupling controller 42 analyzes the information, the receiving coupling controller 42 feeds the analyzed information back to a local controller 7, the local controller 7 feeds the information to an NB-IOT communication module 8 while storing the information, the NB-IOT communication module 8 directly sends the information to a server of a remote control host 10 in a wireless transmission mode and stores the information in a memory, the control host 10 accesses the server and feeds LED street lamp information in the memory to a monitor 11 of a monitoring platform, the monitor 11 is displayed in a form of pictures and texts to form an uplink information channel of the intelligent street lamp system; the control host 10 controls and adjusts the LED light source according to the data information displayed by the monitoring platform, the control host 10 issues a control signal, the signal is received by an NB-IOT communication module 8, the NB-IOT communication module 8 feeds back a control signal to a local controller 7, the local controller 7 receives the control signal and sends the control signal to a power carrier module receiving coupling controller 42 at the lower end of a light pole 1 after modulation processing, the receiving coupling controller 42 sends the modulated control signal to a power carrier module sending coupling controller 41 at the upper part of the light pole through a power wire, the sending coupling controller 41 feeds the signal to an LED chip driving module 3 after analysis and modulation, the chip driving module 3 performs real-time function regulation and control on the LED lamp bead according to the control signal to form a downlink information channel of a smart street lamp system, and an LED street lamp illumination closed-loop information loop of the smart street lamp system is formed by the uplink information channel and the downlink information channel.

The intelligent street lamp system also comprises an accessory device 4 information loop, a power carrier module sending coupling controller 41 is connected with the light pole accessory device 4 information through an RS485 interface to obtain the current voltage and power information of the accessory device, the information is transmitted to a power carrier module receiving coupling controller 42 at the lower part of a light pole through a power lead, the receiving coupling controller 42 analyzes the information, the receiving coupling controller 42 feeds the analyzed information back to a local controller 7, the local controller 7 feeds the information to an NB-IOT communication module 8 while storing the information, the NB-IOT communication module 8 directly sends the information to a server of a remote control host 10 and stores the information in a memory in a wireless transmission mode, the control host 10 accesses the server and feeds the accessory device information in the memory to a monitor 11 of a monitoring platform, the monitor 11 is displayed in a form of pictures and texts to form an uplink information channel of the intelligent street lamp system; the control host 7 controls and adjusts the accessory equipment 5 according to the data information displayed by the monitoring platform, the control host issues control signals, the signal is received by the NB-IOT communication module 8, the NB-IOT communication module 8 feeds back a control signal to the local controller 7, the local controller 7 receives the control signal and sends the control signal to the power carrier module receiving coupling controller 42 at the lower end of the light pole after modulation, the receiving coupling controller 42 sends the modulated control signal to the power carrier module sending coupling controller 41 at the upper part of the light pole through a power wire, the sending coupling controller 41 feeds the signal to the accessory device 5 through an RS485 interface after analysis and modulation and performs function regulation and control on the accessory device 5 to form a downlink information path of the intelligent street lamp system, and the uplink information path and the downlink information path form a closed loop of control information of the light pole accessory device 5.

The LED street light source 2 is further detailed with reference to fig. 3, which is characterized in that the LED street light source 2 is formed by modularly combining, the power of a single module is 30-60W, each street light source is formed by connecting 1-6 LED light source modules in parallel, and the single LED light source module comprises: the LED light source module comprises 30-120 LED lamp beads, the LED lamp beads are connected in series and then communicated with the chip driving module 3 to be controlled by the driving module to work, the dimming control module is connected with the chip driving module and is used for controlling the driving module to adjust the output power of the LED light source module, the dimming control module is provided with a signal interface, the signal interface is in signal connection with the electric carrier module controller 41 and is controlled by the local controller 7, and therefore the output power of the LED light source module is adjusted.

The light pole attachment 5 includes, but is not limited to, the following: public security system camera 52, traffic system camera 53, environment detector 51, municipal information and advertisement electronic screen 54, utility tunnel monitor 57, 5G little basic station communicator 56 and the convenient stake 55 of charging of light pole.

The street lamp pole is characterized in that the street lamp pole 1 is a conical or square column-shaped rod-shaped object with the height of 6-15 meters, an LED street lamp light source 2 supporting cantilever extends out of the top 0-0.5 meter, the length of the street lamp light source cantilever is 0.5-1.5 meters, an AC charging pile 55 is arranged at the position 0-1.2 meters away from the street lamp light source cantilever and is welded with an environment detector 51 supporting arm, a local controller 7 (comprising an NB-IOT communication module and a power carrier module receiving coupling controller) is arranged at the inner side of a maintenance hole at the lower part of the street lamp pole, an antenna of a BN-IOT communication module 8 is LED out through a leading-out hole of a maintenance hole cover plate, underground pipe gallery monitor 57 is also installed inside the maintenance hole, and underground pipe gallery monitor 57 is directly electrically connected with local controller 7.

The street lamp pole is characterized in that a main power wire 6 (namely a carrier wire 6) is arranged inside the street lamp pole, the power line of the LED street lamp light source 2 and the power line of the accessory device of the lamp pole are connected into the main power wire 6 (namely the carrier wire 6) in parallel, and carrier communication is carried out through the main power wire 6 (namely the carrier wire 6), so that information interaction between the LED light source and the accessory device and a local controller is realized.

Example 1

In this embodiment, the LED street lamp light source control is implemented, the power from the 220V mains supply is connected to the AC power input terminal of the rectifier bridge of the chip driving module D1 through the AC connection terminal of the power carrier module transmission coupling controller 41, the model of the rectifier bridge D1 is DB157S, the driving chip U1 is powered on and started, the driving chip U1 is a new high-performance product produced by sequoia spruce optoelectronics limited, the model of the chip is K31, in this embodiment, a single LED light source module is formed by connecting 30 high-brightness LED lamp beads in series and parallel, the voltage of a single LED is 18V, the current is 100 and 300mA, every 6 LED lamps are connected in series and then 5 LED lamps are connected in parallel, and the LED lamps are connected to the driving chip U1 through rectification, filtering and voltage regulation to form an LED lighting driving circuit, the current sampling port 3 and the output port 4 of the U1 chip are connected to the dimming circuit through MOS transistor QD, and the signal output terminals nv + (dc) and (nv) of the dimming circuit are respectively connected to the positive And the power carrier module 4 is a PLCS1653 single-phase carrier module produced by Qingdao Dongfu carrier science and technology Limited. In this example, the initial power of the LED single module is designed to be 50W, the input end of the rectifier bridge AC of the LED module is connected to the power carrier module transmitting coupling controller 41 AC port line of the carrier waveguide, the electrical parameters (voltage: 228V, current: 220mA, power: 50.16W) of the utility power port of the LED light source module are transmitted to the power carrier module transmitting coupling controller 42 at the lower part of the light pole 1 through the carrier waveguide 6, and after being analyzed and modulated by the coupling controller 42, the electrical parameters are fed back to the local controller 7 (the control chip module of the local controller adopts STM32F103RET6 type, the chip module is based on the ARM high-density performance line 32-bit MCU, and has 265-bit 512-bit flash memory, USB, CAN,11 timers, 3 ADCs, and 13 communication interfaces, which CAN meet the technical requirements of the main controller), the received parameters of the LED light source module are stored in the local memory, and at the same time, the parameters are transmitted to the remote control host 10 server through the NB-IOT communication module 8, the NB-IOT communication module 8 is: an NB-IoT BC28 module produced by Shanghai Mobile telecommunication technology, Inc. and BC28 are developed based on Hua Shi chip platform, support B1/B3/B5/B8/B20/B28 frequency bands, and the maximum uplink rate can reach 62.5kbps in a multitone mode. BC28 is an ultra-compact, high-performance, low-power multiband NB-IoT wireless communication module. The size of the module is only 17.7mm multiplied by 15.8mm multiplied by 2.0mm, the requirement of terminal equipment on small-size module products can be met to the maximum extent, and meanwhile, the module effectively helps customers to reduce the product size and optimize the product cost. The BC28 is compatible with the M26 module of the GSM/GPRS series of the remote communication in design, thereby facilitating the quick and flexible product design and upgrade of the client. The control host 10 displays the voltage, current, power, lighting time and the like of the LED light source module in the form of pictures and texts through the monitor 11, and remotely monitors the LED light source.

If the dimming control of the current LED light source module is required, the power of the LED light source module is reduced to 40W, firstly, the power of the LED light source module is set to 40W in the control command window of the control host 10, the control command is issued by the server, the NB-IOT communication module 8 receives the command, and feeds back the instruction information to the local controller 7, the local controller 7 sends the control instruction to the power carrier module receiving coupling controller 42, the receiving coupling controller 42 modulates the signal and sends the signal to the power carrier module transmitting coupling controller 41 through the carrier wire, after demodulation, the coupling controller 41 feeds back the power information regulated by the LED light source to the dimming module of the LED driving control circuit, the dimming module feeds back the dimming signal to the driving chip U1, and the driving power of the LED output by the driving chip is 40W, so as to complete the primary power-reducing dimming control.

Example 2

In this embodiment, a control process of the 5G micro base station signal machine 56 on the switch light pole is performed, first, the state of the 5GW micro base station signal machine is set to "on" in a control command window of the control host 10, the control command is issued by the server, the NB-IOT communication module 8 receives the command and feeds back "on" command information to the local controller, the local controller 7 sends the control "on" command to the power carrier module receiving coupling controller 42, the receiving coupling controller 42 modulates the signal and sends the modulated signal to the power carrier module sending coupling controller 41 through the carrier wire 6, after demodulation, the control switch of the coupling controller 41 operates to turn on the commercial power of the 5G micro base station signal machine 56, and the 5G micro base station signal machine 56 starts to operate. Similarly, if the remote control host 11 needs to shut down the operating 5G micro base station signal 56, an "off" command is set in the control command column, and the operation of the 5G micro base station signal 56 can be stopped in the same process as the "on" command.

In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. Wisdom street lamp system based on power line carrier/NB-IOT combined communication includes: the LED street lamp comprises a street lamp pole, an LED street lamp light source, an LED chip driving module, a lamp pole accessory device, a power carrier communication module, an NB-IOT communication module, a local controller, a carrier wire, a power bus, a control host, a server, a monitor and a control platform; the LED street lamp is characterized in that a street lamp power bus is laid under a street lamp pole base, a street lamp power carrier wire is connected to the power bus in parallel and penetrates through the street lamp pole through the base, the power carrier wire is connected with an NB-IOT communication module at the bottom of the street lamp pole, the NB-IOT module is connected with a local controller, the local controller is connected with a power carrier module receiving coupling controller, a power carrier module receiver coupling controller is connected with the power carrier wire, the power carrier wire is connected with an LED chip driving module through a power carrier module sending coupling controller, the LED chip driving module drives an LED lamp bead to emit light, meanwhile, the LED chip driving module receives signals sent by the power carrier module, the local controller regulates and controls the real-time power of the LED lamp bead, and a power loop for LED street lamp lighting and regulation of the system is formed.

2. The intelligent street lamp system based on power carrier/NB-IOT combined communication as claimed in claim 1, wherein the power carrier wires are connected to the power interface of the lamp post attachment via the power carrier module transmitting coupling controller to form a control power loop of the lamp post attachment of the system.

3. The intelligent street lamp system based on power carrier/NB-IOT composite communication as claimed in claim 1, wherein the power carrier module transmitting coupling controller is connected to the LED chip driving module via RS485 interface and communicates with the driving module to obtain current, voltage and power information of the LED lamp bead, the information is transmitted to the power carrier module receiving coupling controller at the lower part of the lamp post via power line, the receiving coupling controller analyzes the information, the receiving coupling controller feeds the analyzed information back to the local controller, the local controller feeds the information to the NB-IOT communication module while storing the information, the NB-IOT communication module directly transmits the information to the server of the remote control host via wireless transmission and stores the information in the memory, the control host accesses the server and feeds the LED street lamp information in the memory to the monitor of the monitoring platform, the monitor displays the images and texts to form an uplink information channel of the intelligent street lamp system; the control host controls and adjusts the LED light source according to the data information displayed by the monitoring platform, the control host issues a control signal, the signal is received by an NB-IOT communication module, the NB-IOT communication module feeds a control signal back to a local controller, the local controller receives the control signal and sends the control signal to a power carrier module receiving coupling controller at the lower end of a light pole after modulation, the receiving coupling controller sends the modulated control signal to a power carrier module sending coupling controller at the upper part of the light pole through a power lead, the sending coupling controller feeds the signal to an LED chip driving module after analysis and modulation, the chip driving module carries out real-time function regulation and control on an LED lamp bead according to the control signal to form a downlink information path of the intelligent street lamp system, and an LED street lamp illumination closed-loop information loop of the intelligent street lamp system is formed by the uplink information path and the downlink information path.

4. The intelligent street lamp system based on power carrier/NB-IOT composite communication as claimed in claim 1 or 2, wherein the intelligent street lamp system further comprises an accessory device information loop, the power carrier module transmitting coupling controller is connected with the street lamp pole accessory device information through RS485 interface to obtain the current voltage and power information of the accessory device, the information is transmitted to the power carrier module receiving coupling controller at the lower part of the lamp pole through the power wire, the receiving coupling controller analyzes the information, the receiving coupling controller feeds the analyzed information back to the local controller, the local controller feeds the information to the NB-IOT communication module while storing the information, the NB-IOT communication module directly transmits the information to the server of the remote control host computer in a wireless transmission manner and stores the information in the memory, the control host computer accesses the server and feeds the accessory device information in the memory to the monitor of the monitoring platform, the monitor displays the images and texts to form an uplink information channel of the intelligent street lamp system; the control host computer controls and adjusts the accessory equipment according to the data information displayed by the monitoring platform, the control host computer issues control signals, the signal is received by the NB-IOT communication module, the NB-IOT communication module feeds back a control signal to the local controller, the local controller receives the control signal and sends the control signal to the power carrier module receiving coupling controller at the lower end of the light pole after modulation, the receiving coupling controller sends the modulated control signal to the power carrier module sending coupling controller at the upper part of the light pole through the power lead, the sending coupling controller feeds the signal to the accessory equipment through the RS485 interface after analysis and modulation and carries out function regulation and control on the accessory equipment to form a downlink information channel of the intelligent street lamp system, and the uplink information channel and the downlink information channel form a closed loop of control information of the accessory light pole equipment.

5. The intelligent street lamp system based on power line carrier/NB-IOT composite communication as claimed in claim 1, wherein the LED street lamp light sources are formed by modularly combining, the power of each module is 30-60W, each street lamp light source has 1-6 LED light source modules connected in parallel, and each LED light source module comprises: the LED light source module comprises 30-120 LED lamp beads, the LED lamp beads are connected in series and then communicated with the chip driving module to be controlled by the driving module to work, the dimming control module is connected with the chip driving module and is used for controlling the driving module to adjust the output power of the LED light source module, the dimming control module is provided with a signal interface, the signal interface is in signal connection with the electric carrier wave module controller and is controlled by the local controller, and therefore the output power of the LED light source module is adjusted.

6. The intelligent street lamp system based on power carrier/NB-IOT combined communication as claimed in claim 1 or 2, wherein the lamp post attachment comprises but is not limited to the following devices: public security system camera, traffic system camera, environment detection appearance, municipal information and advertisement electronic screen, underground pipe gallery watch-dog, the little basic station communication machine of 5G and the convenient electric pile that fills of light pole.

7. The intelligent street lamp system based on power carrier/NB-IOT composite communication as claimed in claim 1, wherein the street lamp post is a conical or square column shaped rod with a height of 6-15 m, an LED street lamp light source supporting cantilever is extended from the top 0-0.5 m, the street lamp light source cantilever has a length of 0.5-1.5 m, a police system camera supporting arm, a traffic system camera supporting arm, a 5G micro base station communicator supporting arm and a municipal information publishing and advertising electronic screen supporting arm are extended from the street lamp light source cantilever between 0.5-4.5 m, an environment detector supporting arm is welded on the top of the street lamp post, an AC charging pile is arranged at the lower part of the street lamp post 0-1.2 m, a local controller is installed inside a maintenance hole at the lower part of the street lamp post, and the antenna of the BN-IOT communication module is LED out through an outlet hole of a cover plate of the, the utility model discloses a maintenance hole inboard is installed the utility tunnel watch-dog, and utility tunnel watch-dog is direct and local controller electrical connection.

8. The intelligent street lamp system based on power carrier/NB-IOT composite communication as claimed in claim 1, wherein a main power line is provided inside the street lamp post, and both the power line of the LED street lamp light source and the power line of the lamp post accessory are connected in parallel to the main power line and carry out carrier communication through the main power line carrier line, so as to realize information interaction between the LED light source and the accessory and the local controller.