CN212660357U - Automatic acquisition and remote control device for street lamp - Google Patents
Automatic acquisition and remote control device for street lamp Download PDFInfo
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- CN212660357U CN212660357U CN202022200479.7U CN202022200479U CN212660357U CN 212660357 U CN212660357 U CN 212660357U CN 202022200479 U CN202022200479 U CN 202022200479U CN 212660357 U CN212660357 U CN 212660357U
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Abstract
The invention discloses an automatic street lamp acquisition and remote control device which comprises a control module, an acquisition module, an NB-IoT (Internet of things) communication module and an AC/DC (alternating current/direct current) power supply module, wherein the acquisition module, the NB-IoT communication module and the AC/DC power supply module are respectively connected with the control module, and the NB-IoT communication module is also connected with an NB-IoT antenna. The device can collect a plurality of electric parameters such as voltage, current, power factor, frequency, electric energy and the like, and monitors the current and electric quantity consumption condition electric parameters of the alternating current equipment; and the remote control is realized by the communication with the base station through NB-IoT wireless technology.
Description
Technical Field
The invention relates to the field of automatic acquisition and remote control, in particular to an automatic acquisition and remote control device for a street lamp.
Background
With the development of the technology of the internet of things and the development of intelligent application, the traditional street lamp is intelligently transformed, so that the defects of energy waste and single management means are overcome. However, the existing street lamp control device has the problems that the electric parameters of the street lamp cannot be collected, the state of the lighting equipment cannot be monitored and fault location can not be carried out in real time, energy consumption analysis can not be carried out, the remote communication mode is backward, and the deployment is difficult, and the problem of fine management of the municipal street lamp can not be fundamentally solved.
Therefore, chinese patent CN108401342A discloses an intelligent street lamp control system, which comprises a power supply module, a controller, an infrared detection module, an illumination intensity detection module and a street lamp working state monitoring module, wherein the illumination intensity detection module is used for collecting current illumination intensity information and transmitting the information to the controller, the infrared detection module is used for detecting passing information of late night personnel or vehicles and transmitting the passing information to the controller, the street lamp working state monitoring module is used for monitoring street lamp working state signals and transmitting the signals to the controller, on one hand, the controller controls street lamp brightness adjustment or street lamp switch control through control driving, on the other hand, the controller transmits the street lamp working state signals to a remote control center through ZigBee, and the power supply module supplies power to the controller. The control system with the structure can only play a role in reducing the power consumption, but still has the problem that the street lamp electric parameters cannot be acquired in real time, so that the goal of fine management control cannot be achieved.
Chinese patent CN109519772A discloses a street lamp monitoring system based on the Internet of things, which comprises street lamp terminals, a field monitoring host, a wireless communication module and a monitoring center, wherein the street lamp terminals are arranged in a monitoring area, the field monitoring host is arranged in an electric cabinet of the street lamp terminals and is used for acquiring the self basic information and the surrounding environment information of each street lamp terminal and transmitting the acquired information to the monitoring center for real-time monitoring through the wireless communication module; the monitoring center is arranged in the remote control center and used for receiving the information of the street lamp terminal collected by each field monitoring host transmitted by the wireless communication module, and when the information of the street lamp terminal is detected to exceed a set threshold or specified information is sent, the on-off of the street lamp is automatically controlled in real time. The street lamp monitoring system with the structure can only solve the problems that the street lamp is automatically controlled to be opened and closed in real time according to basic power supply voltage information, surrounding sound information, portrait information, light and shade information and the like of the street lamp, the safety of remote areas with few pedestrians is improved, and meanwhile, the electric energy is not wasted, but a wireless base station needs to be erected in a LoRa wireless communication mode adopted by the system, the available bandwidth is small, the problem of stability and safety of ad hoc network communication is solved, and the application range of the system is smaller than that of an NB _ IOT communication mode.
Chinese patent CN202587496U discloses an internet of things remote control urban lighting system, which includes a plurality of lighting control nodes, a plurality of street lamp centralized controllers connected with the lighting control nodes, a monitoring center connected with the street lamp centralized controllers through wireless, a plurality of control terminals connected with the monitoring center, the lighting control nodes include: the street lamp control system comprises a data acquisition unit, a control unit and a control unit, wherein the data acquisition unit is used for acquiring a plurality of parameters of the street lamp, and the parameters comprise current magnitude, voltage magnitude, power consumption and switch state; the analog-to-digital conversion unit is connected with the data acquisition unit and is used for converting the parameters from analog quantity to digital quantity; and the digital-to-analog conversion unit is connected with the multiple street lamp centralized controllers and the street lamps and is used for converting digital quantity transmitted from the monitoring center into analog quantity. The urban lighting system is remotely controlled through the Internet of things, lighting parameters of the street lamps are automatically monitored, and intelligent street lamp management is achieved. The remote communication mode adopted by the system is GPRS/3G, the problems of high energy consumption, small coverage range, small number of single-sector access nodes and the like exist, the network bearing capacity is gradually weakened, and the system is gradually replaced by NB-IoT in the application of the Internet of things.
Chinese patent CN206294406U discloses a street lamp remote control device, which comprises a street lamp detection unit and a remote control unit, wherein the street lamp detection unit comprises a photosensitive acquisition unit and a wire fixing device, the remote control unit comprises a central processing unit module, a power module, a relay control module, a communication module, a display module, a clock module, an acquisition module and an alarm module, the central processing unit module is used for processing current, voltage and photosensitive signals, feeding back the signals to a street lamp or the alarm module, and meanwhile, the central processing unit module is used for controlling the on-off of the street lamp through the relay control module, and alarming abnormally through the alarm module. The street lamp remote control device with the structure can detect the street lamp through the street lamp detection unit, and automatically close the street lamp by utilizing the relay when abnormality occurs, so that danger is avoided. The device still has the problem that can not gather street lamp electrical parameter in real time, can't carry out real-time supervision to lighting apparatus's state, reports to the police through predetermineeing the parameter transfinite, carries out early trouble and judges in advance and discover the trouble in time.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an automatic acquisition and remote control device for a street lamp, which can acquire a plurality of electric parameters such as voltage, current, power factor, frequency, electric energy and the like and monitor the electric parameters of the current and electric quantity consumption condition of alternating current equipment; and the remote control is realized by the communication with the base station through NB-IoT wireless technology.
The technical scheme for realizing the purpose of the invention is as follows:
the utility model provides a street lamp automatic acquisition and remote control device, includes control module and the collection module, NB-IoT thing networking communication module and the AC/DC power module that are connected with control module respectively, NB-IoT thing networking communication module still is connected with NB-IoT antenna, wherein:
the acquisition module is used for acquiring the electric parameter data and the electric energy data of the street lamp load and transmitting the electric parameter data and the electric energy data to the control module;
the control module is wirelessly connected with the remote control center through the NB-IoT Internet of things communication module and the NB-IoT antenna, transmits electric parameter data and/or electric energy data to the remote control center through the NB-IoT Internet of things communication module, receives a control instruction of the remote control center, sends out a switching signal according to the control instruction, controls the alternating current contactor through an output signal and a feedback signal, and performs on-off control on the street lamp or the load of the whole line;
the NB-IoT internet-of-things communication module transmits the acquired data to the monitoring center in a wireless transmission mode through the NB-IoT antenna, and meanwhile, a remote control bidirectional communication function is provided;
the AC/DC power supply module is connected with alternating current and provides 12V direct current power supply for the acquisition module, the control module and the NB-IoT internet of things communication module respectively.
The control module adopts a high-performance 32-bit microprocessor and is provided with 6 paths of state feedback interfaces to realize timing control, loop remote control, electricity acquisition, anti-theft alarm and local operation control, communicates with a remote control center in real time through an NB-IoT internet of things communication module, detects the working state of each loop in real time, and reports alarm information when the output of a relay is inconsistent with a feedback signal.
The control module is also provided with a direct current 12V auxiliary power supply for assisting the power supply of the sensor.
The control module is also provided with a communication interface which can be accessed to a sensor to acquire information.
The acquisition module adopts a special measurement chip and consists of 1-6 paths of metering modules, wherein the 1-6 paths of metering modules are respectively connected with 1-6 paths of current transformers and are used for respectively measuring 6 paths of alternating current parameters of a plurality of electrical parameters such as voltage, current, power factor, frequency, electric energy and the like of 6 paths of loads.
The acquisition module can be used as a 2-circuit 3-phase load module, and is externally provided with 6 circuits of voltage metering interfaces, 6 circuits of external current sensor interfaces and a communication interface for monitoring the current and electric quantity consumption condition of the alternating current equipment.
The acquisition module can also be connected with the control module through an external metering instrument to provide metering data to the control module.
The NB-IoT Internet of things communication module is internally provided with an NB-IoT special SIM card chip and is connected with the cloud platform through an NB-IoT antenna, so that data interaction between the control module and the remote control center is realized.
And the AC/DC power supply module is also provided with an external auxiliary interface for supplying power to an external sensor.
The invention has the beneficial effects that:
1. the system has an automatic acquisition function, can automatically acquire a plurality of electric parameters such as voltage, current, power factor, frequency, electric energy and the like, and monitors the current and electric quantity consumption condition of the alternating current equipment in real time;
2. the centralized control can be realized, 6 paths of alternating current loads can be measured, monitored and controlled, and each path of load can be accessed to 20-30 150-channel 200W street lamps;
3. the remote communication is realized, an NB-IoT (Internet of things) communication module is arranged in the remote communication device, and the remote/local manual one-way switch/full-on and full-off functions can be realized through WEB/mobile phone APP/small program remote control.
Drawings
FIG. 1 is a functional block diagram of an automatic street lamp acquisition and remote control device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an interface connection of an acquisition module according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an interface connection of a control module according to an embodiment of the present invention.
Detailed Description
The invention will be further illustrated, but not limited, by the following description of the embodiments with reference to the accompanying drawings.
Example (b):
as shown in fig. 1, the street lamp remote control device with automatic collection mainly includes a collection module 1, a control module 2, an NB-IoT communication module 3, and an AC/DC power module 5. The acquisition module 1 acquires electrical parameter data and electrical energy data of a street lamp load and transmits the electrical parameter data and the electrical energy data to the control module 2, the control module 2 actively uploads the electrical parameter data and/or the electrical energy data to a remote control center through the NB-IoT communication module 3 and the NB-IoT antenna 4, receives a control instruction from the remote control center, and sends out a switching signal according to the control instruction; the control module 2 controls the ac contactor 6 by outputting a signal and a feedback signal, thereby performing on-off control of the street lamp or the load of the entire line. The NB-IoT communication module 3 wirelessly transmits the acquired data to the master station or the cloud platform through the NB-IoT antenna 4, and meanwhile, a remote control bidirectional communication function is provided. The AC/DC power module 5 is connected with alternating current to provide 12V direct current power for the device, supplies power for the acquisition module 1, the control module 2 and the NB-IoT communication module 3, and also provides an auxiliary interface for the external sensor to supply power.
The acquisition module adopts a special measurement chip and consists of 1-6 metering modules (which can be flexibly connected with 1-6 current transformers), and can acquire 6 alternating current parameters at most, including a plurality of electric parameters such as voltage, current, power factor, frequency, electric energy and the like; the module can be made into two three-phase modules for use, 6 voltage metering interfaces, 6 external current sensor interfaces and an RS-485 communication interface (MODBUS-RTU protocol) can be provided externally, and the module is used for monitoring the current and electric quantity consumption condition of alternating current equipment. As shown in fig. 2, 6 paths of input voltage can be measured through 102, 103, 104, 105, 106, 107, respectively, current parameters of 6 paths of loads can be measured through 108, 109, 110, 111, 112, 113 external current transformers 116, respectively, and parameters such as voltage, current and electric energy are collected through collector built-in collection circuits 114, 115; the collector can also be externally connected with an electric energy meter through the RS-485 communication interface 101 to obtain the electric parameters of the circuit. The RS485 communication interface 101 can be connected with up to 255 network instruments on one bus at the same time, and each network instrument can be set with a communication address. The block working power supply is provided by an AC/DC power supply module.
The control module adopts a high-performance 32-bit microprocessor, has the main functions of timing control, loop remote control, electricity acquisition, anti-theft alarm and local operation control, and is communicated with the cloud platform in real time through the NB-IoT communication module. As shown in fig. 2, the control module 200 provides 6 loop outputs 207, 208, 209, 210, 211, 212, each of which is connected to the a1 coil of the ac contactor 215; and 6-path state feedback interfaces 201, 202, 203, 204, 205 and 206 are provided, so that the working state of a loop can be detected in real time, and alarm information is reported when the output of the relay is inconsistent with a feedback signal. And judging whether a fault occurs and uploading alarm information by detecting the working state of the loop. The control module also provides a direct current 12V auxiliary power source 213 for assisting the power supply of sensors, such as a temperature and humidity sensor; the control module provides a Modbus RS485 communication interface 214, and can access the sensor to acquire information.
An NB-IoT special SIM card chip is installed in the NB-IoT communication module 3, and is connected with a nearby mobile base station through an NB-IoT antenna 4, so as to be connected to a remote control center, and thus, data interaction between the control module and the remote control center is realized.
After the automatic street lamp acquisition and remote control device is adopted:
the device is installed in the street lamp control box, an external electric energy meter is not needed, an external communication wire and a control wire are not needed, and the centralized control of the street lamps in a certain range can be realized. The device can measure, monitor and control 6 paths of alternating current loads, 20-30 street lamps of 150-200w can be accessed to each path, and 180 street lamps can be accessed to the maximum.
If the street lamp running state is abnormal or fails, and the electrical parameter data of the street lamp load exceeds the preset alarm threshold value, the control module 2 sends an alarm signal to the remote control center through the NB-IoT communication module 3. The early failure prejudgment and the failure discovery are convenient.
The road lamp load can be monitored in real time, overrun alarm is carried out, and fault recording and uploading are carried out. The remote control center can control the running state of each street lamp in real time, and can analyze the energy consumption, thereby achieving the purpose of refined power consumption.
Claims (9)
1. The utility model provides a street lamp automatic acquisition and remote control device which characterized by: the system comprises a control module, and an acquisition module, an NB-IoT (Internet of things) communication module and an AC/DC (alternating current/direct current) power supply module which are respectively connected with the control module, wherein the NB-IoT communication module is also connected with an NB-IoT antenna, and the NB-IoT communication module comprises:
the acquisition module is used for acquiring the electric parameter data and the electric energy data of the street lamp load and transmitting the electric parameter data and the electric energy data to the control module;
the control module is wirelessly connected with the remote control center through the NB-IoT Internet of things communication module and the NB-IoT antenna, transmits electric parameter data and/or electric energy data to the remote control center through the NB-IoT Internet of things communication module, receives a control instruction of the remote control center, sends out a switching signal according to the control instruction, controls the alternating current contactor through an output signal and a feedback signal, and performs on-off control on the street lamp or the load of the whole line;
the NB-IoT internet-of-things communication module transmits the acquired data to the monitoring center in a wireless transmission mode through the NB-IoT antenna, and meanwhile, a remote control bidirectional communication function is provided;
the AC/DC power supply module is connected with alternating current and provides 12V direct current power supply for the acquisition module, the control module and the NB-IoT internet of things communication module respectively.
2. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the control module adopts a high-performance 32-bit microprocessor and is provided with 6 paths of state feedback interfaces to realize timing control, loop remote control, electricity acquisition, anti-theft alarm and local operation control, communicates with a remote control center in real time through an NB-IoT internet of things communication module, detects the working state of each loop in real time, and reports alarm information when the output of a relay is inconsistent with a feedback signal.
3. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the control module is also provided with a direct current 12V auxiliary power supply for assisting the power supply of the sensor.
4. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the control module is also provided with a communication interface which can be accessed to a sensor to acquire information.
5. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the acquisition module adopts a special measurement chip and consists of 1-6 paths of metering modules, wherein the 1-6 paths of metering modules are respectively connected with 1-6 paths of current transformers and are used for respectively measuring 6 paths of alternating current parameters of a plurality of electric parameters of voltage, current, power factor, frequency and electric energy of 6 paths of loads.
6. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the acquisition module can be used as a 2-circuit 3-phase load module, and is externally provided with 6 circuits of voltage metering interfaces, 6 circuits of external current sensor interfaces and a communication interface for monitoring the current and electric quantity consumption condition of the alternating current equipment.
7. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the acquisition module can also be connected with the control module through an external metering instrument to provide metering data to the control module.
8. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: the NB-IoT Internet of things communication module is internally provided with an NB-IoT special SIM card chip and is connected with the cloud platform through an NB-IoT antenna, so that data interaction between the control module and the remote control center is realized.
9. The automatic street lamp acquisition and remote control device as claimed in claim 1, wherein: and the AC/DC power supply module is also provided with an external auxiliary interface for supplying power to an external sensor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022200479.7U CN212660357U (en) | 2020-09-30 | 2020-09-30 | Automatic acquisition and remote control device for street lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022200479.7U CN212660357U (en) | 2020-09-30 | 2020-09-30 | Automatic acquisition and remote control device for street lamp |
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| CN212660357U true CN212660357U (en) | 2021-03-05 |
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| CN202022200479.7U Active CN212660357U (en) | 2020-09-30 | 2020-09-30 | Automatic acquisition and remote control device for street lamp |
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