CN218301705U - Street lamp control system based on 4GCat1 thing networking module - Google Patents
Street lamp control system based on 4GCat1 thing networking module Download PDFInfo
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- CN218301705U CN218301705U CN202220501837.4U CN202220501837U CN218301705U CN 218301705 U CN218301705 U CN 218301705U CN 202220501837 U CN202220501837 U CN 202220501837U CN 218301705 U CN218301705 U CN 218301705U
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Abstract
The utility model discloses a street lamp control system based on 4G Cat1 thing networking module, include: the solar street lamp controller is connected with the storage battery and the load LED lamp beads; in the daytime, when the solar panel has voltage, the storage battery is charged in a charging mode of the solar street lamp controller, and the load LED lamp bead is closed; at night, when the solar cell panel has no voltage, the load LED lamp beads are turned on, and the voltage of the storage battery reaches the working voltage of the load through the solar street lamp controller and is output; and the terminal PC is connected with the solar street lamp controller through a 4G Cat1 wireless communication module to perform remote control, system management and data analysis. The scheme that this application provided, but direct drive LED street lamp, easily installation, it is extremely convenient to use, has promoted managerial efficiency comprehensively, greatly reduced operation and maintenance cost.
Description
Technical Field
The utility model relates to a solar street lamp control technical field, in particular to street lamp control system based on 4G Cat1 thing networking module.
Background
With the continuous development of social economy, the shortage of energy becomes a serious obstacle increasingly restricting the economic development, wherein the shortage of electric power becomes a prominent contradiction restricting the national economic development, and the responsibility of energy conservation and emission reduction is important.
In recent years, with the gradual enhancement and the gradual change of Chinese national force, solar intelligent street lamp controllers are widely known, and are mainly used for solar power supply systems of families, business areas, factories, traffic, pasture areas, communication and the like. In the face of the defects of energy consumption, monitoring and management of the traditional solar intelligent street lamp controller, more flexible control, more intelligent monitoring and more efficient management are expected to be realized through technical means, the construction requirements of energy conservation and emission reduction and smart cities are finally met, and finally the internet of things solar intelligent street lamp controller is produced.
Most of the communication modes of the internet of things solar intelligent street lamp controller are 2G-GPRS and NB-IOT based on the requirement of cost. However, 2G communication mode of 2G frequency-tenuation and network-quit cannot meet the requirements of people, and will quit the mainstream market. The NB-IOT has the defects of low frequency, small packet, low mobility, small network coverage and sensitive time delay, and has more advantages for indoor scenes of static and narrow-band small data reporting. The outdoor solar intelligent street lamp controller is not the optimal choice, with the development of the internet of things era, the number of 4G base stations in China reaches 548.8 ten thousand at present, 4G can bear a large share of the connection of the cellular internet of things and is also the main source of income of the cellular internet of things of operators, and the development of the terminal of the 4G Cat1 is the best choice in terms of network coverage perfectness, cost and stability.
The street lamp control system of the 4G Cat1 thing networking module has solved shortcomings such as system defect, management difficulty, trouble hidden danger of traditional solar controller, has realized remote control, real-time control, single-point management, centralized management, system monitoring management system, realizes that light management avoids patrolling and examining personnel busy and patrols and examines the cycle length, remote data acquisition analysis to effectual solution energy is extravagant, malfunction alerting avoids road potential safety hazard. Meanwhile, the controller system is added with a GPS positioning function, and can accurately position the controller.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a street lamp control system based on 4G Cat1 thing networking module for solve current solar street lamp controlling means problem with high costs and inconvenient control.
In order to realize the above object, the utility model provides a street lamp control system based on 4G Cat1 thing networking module, include:
the solar street lamp comprises a solar street lamp controller, a solar cell panel, a storage battery, load LED lamp beads, a 4G Cat1 wireless communication module and a terminal PC;
the solar panel is connected with the solar street lamp controller, the solar street lamp controller is connected with the storage battery, and the solar street lamp controller is connected with the load LED lamp beads; in the daytime, when the solar panel has voltage, the storage battery is charged in a charging mode of the solar street lamp controller, and the load LED lamp bead is closed; at night, when the solar cell panel has no voltage, the load LED lamp beads are turned on, and the voltage of the storage battery reaches the working voltage of the load through the solar street lamp controller and is output;
and the terminal PC is connected with the solar street lamp controller through the 4G Cat1 wireless communication module to perform remote control, system management and data analysis.
In some embodiments, the 4g Cat1 wireless communication module further comprises: the system comprises a control module, a power module, a GPS module, a 4G Cat1 module and an eSIM card; the power supply module is connected with a storage battery end of the solar street lamp controller, and the power supply module is connected with the control module, the GPS module and the 4G Cat1 module to supply power to the control module, the GPS module and the 4G Cat1 module; the control module is in communication connection with the GPS module and the 4G Cat1 module, and the 4G Cat1 module is connected with an eSIM card.
In some embodiments, the 4g Cat1 wireless communication module further comprises: and the communication state indicating module is connected with the control module and the GPS module to indicate the communication state.
In some embodiments, the GPS module and the 4G Cat1 module share the same set of serial ports of the control module to work in a staggered manner.
In some embodiments, the solar street light controller communicates with the control module via a reserved serial port of the control module.
In some embodiments, the positioning accuracy of the GPS module is 3 meters.
In some embodiments, the charging mode specifically includes: and charging the storage battery through a three-section PWM charging mode of the solar street lamp controller.
In some embodiments, the step of enabling the voltage of the storage battery to reach the working voltage of the load through the solar street light controller specifically includes: and the voltage of the storage battery reaches the working voltage of the load through the boosting of the solar street lamp controller.
In some embodiments, the step of outputting the battery voltage to the working voltage of the load by the solar street light controller specifically includes: and the voltage of the storage battery reaches the working voltage of the load through the boosting of the solar street lamp controller, and is output at a constant current.
In some embodiments, the voltage of the battery is 12V or 24V.
The utility model has the advantages of as follows:
the street lamp control system based on the 4G Cat1 Internet of things module is mainly applied to a battery voltage 12V/24V system, can directly drive an LED street lamp, is easy to install and is extremely convenient to use. The controller adopts an intelligent digital chip to carry out the voltage boosting constant current control of the load end, thereby improving the accuracy and the reliability. And multi-period and LED dimming control is supported, so that the load control is more flexible. Meanwhile, the system has unique full-function protection measures such as current-limiting protection, short-circuit protection, full charge, automatic over-discharge turn-off and recovery and the like, and detailed charging, storage battery state, load and various fault indications. The solar cell module has the advantages that parameters such as storage battery voltage, photocell voltage, discharge current and ambient temperature are sampled through the chip, high-accuracy control of discharge rate and temperature compensation correction according with storage battery characteristics is achieved through calculation of the special control model, the storage battery is charged in an intelligent and efficient PWM charging mode, and efficiency of a solar cell panel is utilized most fully.
Adopt 4G Cat1 wireless communication, accessible PC platform and mobile end platform read and write to parameter in the controller, and the controller is connected to thing networking big data platform, has the collection to data, saves, analysis and calculation. The storage time of the operation data is as long as 5 years, and a digital basis is provided for function improvement, system optimization and product quality through big data analysis. Various problem processing plans are prefabricated in the controller, personnel intervention is not needed after abnormal conditions occur, and the controller can automatically solve the problems. For example, the controller is preset with an off-line and networking double working mode, if networking interruption occurs, the controller can be automatically switched to the off-line mode to continue working, and normal functions of products are guaranteed to the maximum extent. Carry out long-range upgrading to controller firmware, the product still can be continuously maintained by the producer after selling, ensures that the controller function advances with time to functions such as remote status is looked over, control combine each other, and the after-sale support work can be accomplished to the family not enough, has promoted managerial efficiency comprehensively, greatly reduced operation and maintenance cost.
The system has the advantages that the remote control, real-time control, single-point management, centralized management and system monitoring management system is realized, the patrol personnel are prevented from being busy in management, the patrol period is long, remote data acquisition and analysis are realized, and the problems of energy waste and fault alarm are effectively solved to avoid potential safety hazards of roads.
GPS positioning function, positioning accuracy can reach 3 m
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
Fig. 1 is a schematic structural diagram of a street lamp control system based on a 4g Cat1 internet of things module according to an exemplary embodiment;
FIG. 2 is a schematic diagram of a 4G Cat1 wireless communication module shown in accordance with an exemplary embodiment;
FIG. 3a is a schematic diagram of the electrical circuit of the power module of the 4G Cat1 wireless communication module shown in accordance with one exemplary embodiment;
FIG. 3b is a schematic diagram of the electrical circuit of the power module of the 4G Cat1 wireless communication module shown in accordance with one exemplary embodiment;
FIG. 3c is a schematic diagram of the electrical circuit of the power module of the 4G Cat1 wireless communication module shown in accordance with one exemplary embodiment;
FIG. 4a is a schematic diagram of the electrical circuit of the control module of the 4G Cat1 wireless communication module shown in accordance with one exemplary embodiment;
FIG. 4b is a schematic diagram of the electrical circuitry of the control module of the 4G Cat1 wireless communication module shown in accordance with one exemplary embodiment;
FIG. 5 is a schematic circuit diagram of the 4G Cat1 module of the 4G Cat1 wireless communication module shown in accordance with one exemplary embodiment;
fig. 6 is a schematic circuit diagram of an eSIM card of the 4G Cat1 wireless communication module shown in accordance with an exemplary embodiment;
FIG. 7a is a schematic diagram of the circuitry of a GPS module of the 4G Cat1 wireless communication module shown in accordance with an exemplary embodiment;
FIG. 7b is a schematic diagram of the circuitry of the GPS module of the 4G Cat1 wireless communication module shown in accordance with an exemplary embodiment;
fig. 8 is a schematic circuit diagram illustrating a communication status indication module of the 4g Cat1 wireless communication module according to an exemplary embodiment.
Description of the drawings:
100-a street lamp control system based on a 4G Cat1 Internet of things module;
101-a solar street lamp controller, 102-a solar panel, 103-a storage battery, 104-a load LED lamp bead, 105-4G Cat1 wireless communication module and 106-a terminal PC.
Detailed Description
The technical solutions of the present invention will be described clearly and completely below with reference to specific embodiments, but those skilled in the art should understand that the embodiments described below are only used for illustrating the present invention and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The following provides a detailed description of preferred embodiments of the present invention with reference to the examples. It is to be understood that the following examples are given for illustrative purposes only and are not intended to limit the scope of the present invention. Various modifications and substitutions may be made by those skilled in the art without departing from the spirit and scope of the invention, and all such modifications and substitutions are intended to be included within the scope of the claims.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of this invention without departing from the spirit thereof.
The present invention will be further described with reference to the following drawings and examples:
in order to achieve the above object, referring to fig. 1, an embodiment of the present invention provides a street lamp control system 100 based on a module of the 4g Cat1 internet of things, including: the method comprises the following steps: the solar street lamp comprises a solar street lamp controller, a solar cell panel, a storage battery, a load LED lamp bead, a 4G Cat1 wireless communication module and a terminal PC (personal computer), or a mobile phone or a computer; the voltage of the storage battery is 12V or 24V;
the solar cell panel is connected with the solar street lamp controller, the solar street lamp controller is connected with the storage battery, and the solar street lamp controller is connected with the load LED lamp beads; in the daytime, when the solar panel has voltage, the storage battery is charged in a charging mode of the solar street lamp controller, and the load LED lamp bead is closed; at night, when the solar panel has no voltage, the load LED lamp beads are turned on, and the voltage of the storage battery reaches the working voltage of the load through the solar street lamp controller and is output; meanwhile, the energy consumption is saved by time-interval control and matching with various time interval requirements of users;
the terminal PC is connected with the solar street lamp controller through the 4G Cat1 wireless communication module, and is used for carrying out remote control, real-time control, single-point management, centralized management and system monitoring and management system, so that the system is easy to manage, the patrol personnel is prevented from being busy, the patrol period is long, remote data acquisition and analysis are carried out, the fault is eliminated, and the potential safety hazard of a road is avoided.
According to the above solution, further, as shown in fig. 2, the 4g Cat1 wireless communication module further includes: the system comprises a control module, a power module, a GPS module, a 4G Cat1 module and an eSIM card; the power module is connected with a storage battery end of the solar street lamp controller, and is connected with the control module, the GPS module and the 4G Cat1 module to supply power to the control module, the GPS module and the 4G Cat1 module; the control module is in communication connection with the GPS module and the 4G Cat1 module, and the 4G Cat1 module is connected with an eSIM card.
According to the scheme, the power module is shown in figures 3a,3b and 3c, J6 and J7 are connected with a storage battery end of the solar street lamp controller, 7-85V of an input battery range meets the voltage requirement of a 12V/24V system, 5V voltage is output by U7, 5V is reduced to 3.8V by U8 to supply power to the 4G Cat1 module, and 5V is reduced to 3.3V by U9 to supply power to the MCU and the GPS module.
According to the scheme, further, as shown in FIGS. 4a and 4b, the GPS module and the 4G Cat1 module share the same group of serial ports of the control modules to work in a staggered mode, the solar street lamp controller is communicated with the control modules through reserved serial ports of the control modules, and U4 is reserved 485 communication.
According to the scheme, the 4G Cat1 module is as shown in fig. 5, the solar street lamp controller collects data through the sensor, and codes the data according to the coding rule developed by the system, serial ports are reserved through the solar street lamp controller to be connected and communicated with the MCU (U2) reserved serial port on the 4G Cat1 wireless communication module, the MCU (U2) serial port RX _4G on the 4G Cat1 wireless communication module, the TX _4G passes through the triode Q4, the Q5 level conversion circuit and the serial port of the 4G Cat1 module (U1) are in the form of AT command, and the coded data are sent to the 4G Cat1 module (U1). After receiving the AT command sent by the master control MCU (U2), the 4G Cat1 module (U1) automatically encodes the message of the data protocol and sends the message to the Internet of things platform through the base station and the core network. The remote control of the controller and the real-time data query are realized. P4 is a 4G omni-directional antenna.
According to the scheme, further, the eSIM card is as shown in fig. 6, a chip eSIM card (U5) is applied, a conventional SIM card needs to be manually plugged and replaced, a card slot is easy to enter dust, and severe vibration can cause poor contact, so that the smart card cannot adapt to large-scale deployment of the internet of things. The eSIM card can ensure switching to another operator network with signal coverage, thereby ensuring seamless connection experience, which cannot be realized by a conventional SIM card, and can effectively perform a waterproof measure for a street lamp embedded eSIM card for outdoor application.
According to the above scheme, further, the GPS module is as shown in fig. 7a and 7b, the MCU U2 of the control module controls the triode Q7 to open the MOS tube Q6 to supply power to the GPS module, similarly, the GPS module (U3) communicates with the MCU through a serial port, the active antenna P2 is applied, the GPS module opens the Q8 MOS tube through the control triode Q9 to provide power supply voltage for the active antenna P2, the positioning is more reliable and stable, the positioning precision can reach 3 meters, and the defects of system defects, difficult management, hidden troubles of faults and the like of the traditional solar controller are overcome.
According to the above scheme, further, as shown in fig. 8, the 4g Cat1 wireless communication module further includes: and the communication state indicating module is connected with the control module and the GPS module to indicate the communication state. MCU U2 control LED2 communication status of control module instructs, and communication function is normally green light, and communication function is unusual to be the red light.
The solar street lamp controller mainly uses an MCU control circuit and a singlechip STM32 chip as a main chip, and the MCU control circuit is provided with a 12-bit AD channel, so that system voltage sampling is realized, the system voltage is led into a control algorithm for calculation, and then a control signal is output to the whole communication. The intelligent power supply controller comprises an MCU power supply circuit, a sampling circuit (capable of identifying battery voltage, load voltage and photocell voltage and sampling input and output currents of the controller so as to achieve the purpose of controlling current), a protection circuit and an indicator light circuit, and the MCU power supply circuit monitors and protects the battery.
According to the above scheme, further, the charging mode specifically includes: and charging the storage battery according to a set charging curve by a three-section PWM charging mode of the solar street lamp controller. The damage of the storage battery caused by over-discharge, over-charge and over-voltage is avoided. The working principle is that the MOS is controlled to carry out PWM charging through the driving circuit of the MOS tube and the instruction of the single chip microcomputer, and the over-discharge, over-charge and over-voltage protection of the storage battery are carried out through the sampling circuit.
According to the above scheme, the step of outputting the voltage of the storage battery reaching the working voltage of the load through the solar street light controller specifically includes: and the voltage of the storage battery reaches the working voltage of a load through the boosting of the solar street lamp controller, and constant-current output is performed. And the step-up constant current output is used for providing a driving circuit, the battery voltage is used for performing step-up output on a load through a step-up circuit, and the magnitude of the output current is determined by the setting of a client.
To sum up, the utility model discloses street lamp control system based on 4G Cat1 thing networking module has following advantage:
1. the automatic detection device has a self-detection function of an initial power-on system, and can automatically detect the accuracy of a wiring sequence;
2. a 12V/24V system solar controller is applied;
the power supply voltage of the 3.4G Cat1 wireless communication module is 7-85V;
4.IP67 waterproof grade, excellent heat balance design and natural air cooling, can be used in various severe environments;
5. the intelligent control mode is suitable for lead-acid batteries, colloid batteries and lithium batteries, and can automatically adjust the charge and discharge strategy according to the conditions of the storage batteries;
6. perfect electronic protection function, load overcurrent, short circuit protection, battery overcharge protection, battery low-voltage protection and the like;
7. by adopting the wireless communication of the 4G Cat1, parameters in the controller can be read and written through the PC platform and the mobile terminal platform, and the controller is connected to the big data platform of the Internet of things and has the functions of data acquisition, storage, analysis and calculation. The storage time of the operation data is as long as 5 years, and a digital basis is provided for function improvement, system optimization and product quality through big data analysis. Various problem processing plans are prefabricated in the controller, personnel intervention is not needed after abnormal conditions occur, and the controller can automatically solve the problems. For example, the controller is preset with an offline and networking dual-operation mode, if networking interruption occurs, the controller can be automatically switched to the offline mode to continue to operate, and normal functions of products are guaranteed to the maximum extent. Carry out long-range upgrading to controller firmware, the product still can be continuously maintained by the producer after selling, ensures that the controller function advances with time to functions such as remote status is looked over, control combine each other, and the after-sale support work can be accomplished to the family not enough, has promoted managerial efficiency comprehensively, greatly reduced operation and maintenance cost.
8. The system has the advantages that the remote control, real-time control, single-point management, centralized management and system monitoring management system is realized, the patrol personnel are prevented from being busy in management, the patrol period is long, remote data acquisition and analysis are realized, and the problems of energy waste and fault alarm are effectively solved to avoid potential safety hazards of roads.
9, GPS positioning function, and positioning accuracy can reach 3 meters.
Claims (10)
1. The utility model provides a street lamp control system based on 4G Cat1 thing networking module which characterized in that includes: the solar street lamp comprises a solar street lamp controller, a solar cell panel, a storage battery, a load LED lamp bead, a 4G Cat1 wireless communication module and a terminal PC (personal computer);
the solar panel is connected with the solar street lamp controller, the solar street lamp controller is connected with the storage battery, and the solar street lamp controller is connected with the load LED lamp beads; in the daytime, when the solar panel has voltage, the storage battery is charged in a charging mode of the solar street lamp controller, and the load LED lamp bead is closed; at night, when the solar cell panel has no voltage, the load LED lamp beads are turned on, and the voltage of the storage battery reaches the working voltage of the load through the solar street lamp controller and is output;
and the terminal PC is connected with the solar street lamp controller through the 4G Cat1 wireless communication module to perform remote control, system management and data analysis.
2. The street lamp control system based on 4G Cat1 thing networking module of claim 1, characterized in that, the 4G Cat1 wireless communication module still includes: the system comprises a control module, a power supply module, a GPS module, a 4G Cat1 module and an eSIM card; the power supply module is connected with a storage battery end of the solar street lamp controller, and the power supply module is connected with the control module, the GPS module and the 4G Cat1 module to supply power to the control module, the GPS module and the 4G Cat1 module; the control module is in communication connection with the GPS module and the 4G Cat1 module, and the 4G Cat1 module is connected with an eSIM card.
3. The 4G Cat1 Internet of things module-based street lamp control system of claim 2, wherein the 4G Cat1 wireless communication module further comprises: and the communication state indication module is connected with the control module and the GPS module to indicate the communication state.
4. The street lamp control system based on 4G Cat1 thing networking module of claim 2, characterized in that, GPS module and 4G Cat1 module share the serial ports of the same group of control module and work in a staggered manner.
5. The street lamp control system based on the 4G Cat1 Internet of things module of claim 2, wherein the solar street lamp controller is in communication with the control module through a reserved serial port of the control module.
6. The street lamp control system based on 4G Cat1 thing networking module of claim 2, characterized in that, the positioning accuracy of GPS module is 3 meters.
7. The street lamp control system based on 4G Cat1 thing networking module of claim 1, characterized in that, the mode of charging specifically includes: and charging the storage battery through a three-section PWM charging mode of the solar street lamp controller.
8. The street lamp control system based on 4G Cat1 thing networking module of claim 1, characterized in that, the battery voltage reaches the operating voltage of load through the solar street lamp controller, specifically includes: and the voltage of the storage battery reaches the working voltage of the load through the boosting of the solar street lamp controller.
9. The street lamp control system based on 4G Cat1 thing networking module of claim 8, characterized in that, the battery voltage passes through the solar street lamp controller and reaches the operating voltage of load and carries out output, specifically includes: and the voltage of the storage battery reaches the working voltage of the load through the boosting of the solar street lamp controller, and is output at a constant current.
10. The street lamp control system based on 4G Cat1 thing networking module of claim 1, characterized in that, the voltage of battery is 12V or 24V.
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| CN202220501837.4U CN218301705U (en) | 2022-03-08 | 2022-03-08 | Street lamp control system based on 4GCat1 thing networking module |
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| CN202220501837.4U CN218301705U (en) | 2022-03-08 | 2022-03-08 | Street lamp control system based on 4GCat1 thing networking module |
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