CN218570524U

CN218570524U - Direct current single lamp controller

Info

Publication number: CN218570524U
Application number: CN202222719112.5U
Authority: CN
Inventors: 程刚; 李加月
Original assignee: Qingdao Shangsheng Intelligent Technology Co ltd
Current assignee: Qingdao Shangsheng Intelligent Technology Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-03-03
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a direct current single lamp controller, its including the control mainboard and with the carrier communication module that the control mainboard links to each other, a serial communication port, the control mainboard include the singlechip and with direct current break-make electric control module, the module of adjusting luminance and the direct current metering module that the singlechip links to each other, direct current break-make electric control module adopts the on-off control of high-pressure MOS chip in order to realize the direct current single lamp, direct current metering module acquires the electric current and the voltage of direct current single lamp and is based on through current sampling circuit and voltage sampling circuit current and voltage conversion success rate and electric quantity, direct current computing module through serial peripheral hardware interface with the singlechip links to each other in order to incite somebody to action electric current, voltage, power and electric quantity send for the singlechip. The control and monitoring of the direct current single lamp can be realized, the fault information of each direct current single lamp can be transmitted to the master control system, and the direct current single lamp with the fault can be conveniently and accurately found in time.

Description

Direct current single lamp controller

Technical Field

The utility model belongs to the technical field of street lamp control, a single lamp controller is related to, especially, relate to a direct current single lamp controller.

Background

Most of the current urban lighting monitoring systems adopt a wireless private network or a mobile public network for communication. The wireless monitoring points are basically arranged at the side of a street lamp control box, belong to centralized monitoring and can control each transformer area and a single line, but can only detect or control the running conditions (including power on and off, contactor state and the like) of the whole road section, and cannot be detailed to control any street lamp.

For this reason, a controller usable for an ac single lamp has been invented. Through the alternating current single lamp controller, single control over the alternating current single lamp can be achieved, and the problem that the single control cannot be achieved in the prior art is solved.

However, the conventional ac single lamp controller cannot control the dc single lamp. Furthermore, in many places, the street lamp is changed from an alternating current lamp to a direct current lamp, and in this case, if the single control of the direct current single lamp cannot be realized, the requirement cannot be met.

Therefore, in view of the defects in the prior art, it is urgently needed to develop a controller capable of realizing direct current single lamp control.

Disclosure of Invention

An object of the utility model is to overcome the shortcoming that exists among the prior art, provide a single lamp controller of direct current, its control and the monitoring that can realize the single lamp of direct current make the fault information of every single lamp of direct current all can be conveyed master control system, the single lamp of direct current of being convenient for in time, accurate, conveniently discover the trouble.

In order to achieve the above object, the present invention provides the following technical solutions:

a direct-current single lamp controller comprises a control mainboard and a carrier communication module connected with the control mainboard, and is characterized in that the control mainboard comprises a single chip microcomputer, and a direct-current power-on and power-off control module, a dimming module and a direct-current metering module which are connected with the single chip microcomputer, wherein the direct-current power-on and power-off control module adopts a high-voltage MOS (metal oxide semiconductor) chip to realize on-off control of a direct-current single lamp, the direct-current metering module acquires current and voltage of the direct-current single lamp through a current sampling circuit and a voltage sampling circuit and converts the success rate and electric quantity based on the current and voltage, and the direct-current computing module is connected with the single chip microcomputer through a serial peripheral interface to send the current, the voltage, the power and the electric quantity to the single chip microcomputer.

Preferably, the carrier communication module is connected with the single chip microcomputer through a UART interface, so that the remote terminal can realize on-off control, dimming and query of current, voltage, power and electric quantity of the direct current single lamp.

Preferably, the carrier communication module adopts a power carrier communication module ES1642-C.

Preferably, the single chip microcomputer is STM32F030C8T6.

Preferably, the dimming module is an operational amplifier.

Preferably, the operational amplifier is an LM2904D operational amplifier.

Preferably, the dc single lamp controller further includes a power supply and a power supply management module, and the power supply management module is configured to manage the power supply.

Preferably, the power supply has two paths of outputs, one path of output supplies power to the single chip microcomputer, and the other path of output supplies power to the direct current metering module.

Preferably, the direct current single lamp controller further comprises a memory, and the memory is connected with the single chip microcomputer through an I2C interface.

Compared with the prior art, the utility model discloses a single lamp controller of direct current has following beneficial technological effect:

1. the utility model discloses use internet of things (use low pressure power line carrier as the main channel) as the core, realize single lamp control and monitoring, the fault information of every street lamp all can be conveyed master control system, be convenient for in time, accurate, conveniently discover trouble street lamp to can accurately differentiate all kinds of power supply failures of analysis, improve power supply failure alarm's rate of accuracy, timely rate greatly.

2. The street lamp can adjust the brightness of the street lamp at different time intervals, lights are alternately turned on, the auxiliary lamp is turned off at fixed time, and the like, so that a remarkable energy-saving effect can be achieved.

3. The intelligent remote monitoring system can realize intelligent remote monitoring control on the direct-current street lamps, can realize on-off control, dimming and inquiry of electric quantity, voltage, current, power and the like of each street lamp at a remote terminal, can know which street lamp fails by monitoring the power, and does not need to patrol the street lamps on site.

4. The power supply line is used for communication, additional wiring is not needed, construction is easy, and cost is low.

Drawings

Fig. 1 is a schematic diagram of the dc single lamp controller of the present invention.

Fig. 2 is a circuit diagram of the single chip microcomputer of the dc single lamp controller of the present invention.

Fig. 3 is a circuit diagram of the dc power on/off control module of the dc single lamp controller of the present invention.

Fig. 4 is a circuit diagram of the dc metering module of the dc single lamp controller of the present invention.

Fig. 5 is a circuit diagram of the carrier communication module of the dc single-lamp controller of the present invention.

Fig. 6 is a circuit diagram of the dimming module of the dc single lamp controller of the present invention.

Fig. 7 is a circuit diagram of a battery management module of the dc single lamp controller of the present invention.

Detailed Description

In order to solve the problem that the direct current street lamp in the prior art cannot realize single control and monitoring, the inventor invents a direct current single lamp controller through long-term research.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Fig. 1 shows a schematic diagram of the dc single lamp controller according to the present invention. As shown in fig. 1, the utility model discloses a direct current single lamp controller including the control mainboard and with the carrier communication module that the control mainboard links to each other.

The carrier communication module is connected with the single chip microcomputer through a UART interface so as to be capable of communicating with a remote terminal.

The utility model discloses in, the control mainboard include the singlechip and with the direct current break-make electrical control module, the module of adjusting luminance and the direct current metering module that the singlechip links to each other. The direct current power-on and power-off control module adopts a high-voltage MOS (metal oxide semiconductor) chip to realize the on-off control of the direct current single lamp. The direct current metering module obtains the current and the voltage of the direct current single lamp through the current sampling circuit and the voltage sampling circuit and converts the success rate and the electric quantity based on the current and the voltage. The direct current calculation module is connected with the single chip microcomputer through a serial peripheral interface so as to send the current, the voltage, the power and the electric quantity to the single chip microcomputer.

Preferably, the single chip microcomputer is STM32F030C8T6. As shown in FIG. 2, the STM32F030C8T6 integrates a high performance ARM Cortex-M0 bit RISC core running at 48MHz, high speed embedded memory (256 KB maximum of flash and 32KB of bytes), and a wide range of enhanced peripherals and I/O. All devices provide standard communication interfaces (up to two I2C, up to two SPI and up to six UARTs), a 12-bit ADC, seven general 16-bit timers and an advanced control PWM timer. Thereby, the connection among the carrier communication module, the direct current power on/off control module, the dimming module and the direct current metering module is facilitated.

The direct current power-on and power-off control module can adopt a high-voltage MOS tube NCE65T180F. As shown in FIG. 3, the voltage can reach 650V at most, and the current can reach 21A at most, 0-10V. Therefore, the switch control of the direct current single lamp is convenient to realize.

The direct current metering module can adopt a Berlin metering chip BL0972. As shown in fig. 4, the metering chip BL0972 provides an SPI interface, and the single chip microcomputer can communicate with it through the SPI. The voltage, the current, the power and the electric quantity can be obtained through the metering chip BL0972, whether the direct-current street lamp breaks down or not can be judged through the judgment of the power, and the electric quantity of each street lamp can be known through the accumulation of the electric quantity.

The utility model discloses in, carrier communication module can adopt power line carrier communication module ES1642-C. As shown in fig. 5, the carrier communication module may adopt a carrier module ES1642-C (V1.1) provided by a Qingdao east soft carrier, and communicates with the single chip via a serial port. Therefore, the remote terminal can realize on-off control, dimming and inquiry of the current, voltage, power and electric quantity of the direct current single lamp.

The dimming module is an operational amplifier. Preferably, as shown in fig. 6, the operational amplifier is an LM2904D operational amplifier. Therefore, the dimming module can realize the brightness adjustment of the direct current single lamp.

Furthermore, in the present invention, preferably, the dc single lamp controller further includes a power supply and a power supply management module. The power supply management module is used for realizing the management of the power supply. The power supply is provided with two paths of outputs, one path of output supplies power to the single chip microcomputer, and the other path of output supplies power to the direct current metering module.

More preferably, as shown in FIG. 7, the power management module uses domestic Chipenmen PN6047HNEC-T1. The PN6047HNEC-T1 supports two paths of 12V output, one path is used by the direct current metering module, the other path is used by the single chip microcomputer, and the two paths are converted into 3.3V through the power supply chip 1117-3.3V.

Finally, the utility model discloses a further memory of direct current single lamp controller. The memory is connected with the singlechip through an I2C interface. Thereby, temporary storage of current, voltage, power and power data may be achieved. Local storage of relevant data can be achieved without communication with the outside world.

Therefore, the utility model discloses a direct current single lamp controller can realize following function:

1. controlling power on and power off: by issuing the power on/off command, the direct current power on/off control module can be used for controlling the power off and the power supply of the direct current street lamp;

2. adjusting the brightness of the street lamp: the main station transmits the dimming command to the concentrator through 4G communication, the concentrator transmits the dimming command to the direct-current single-lamp controller through a carrier wave, and the brightness of the current street lamp can be adjusted by means of the dimming module;

3. reading street lamp states and information blocks: by issuing the read state information, the current street lamp brightness information, the switch state, the current, the voltage, the power and the electric quantity can be read by depending on the direct current metering module.

Furthermore, the utility model discloses a single lamp control of direct current has following characteristics:

1. carrier communication: the power supply line is used for communication, additional wiring is not needed, construction is easy, and cost is low.

2. Metering: the electricity consumption of the single street lamp is accurately measured.

3. Monitoring: the voltage, the current and the power of the street lamp can be monitored in real time.

Wherein, measurement and monitoring are both obtained through direct current measurement BL0972.

4. Controlling: the switch control (realized through high-voltage MOS tube NCE65T 180F) and the brightness adjustment (realized through the operational amplifier LM 2904D) of the street lamp can be realized.

The above embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Not all embodiments are exhaustive. All obvious changes or variations led out by the technical scheme of the utility model are still in the protection scope of the utility model.

Claims

1. A direct-current single lamp controller comprises a control mainboard and a carrier communication module connected with the control mainboard, and is characterized in that the control mainboard comprises a single chip microcomputer, and a direct-current power-on and power-off control module, a dimming module and a direct-current metering module which are connected with the single chip microcomputer, wherein the direct-current power-on and power-off control module adopts a high-voltage MOS (metal oxide semiconductor) chip to realize on-off control of a direct-current single lamp, the direct-current metering module acquires current and voltage of the direct-current single lamp through a current sampling circuit and a voltage sampling circuit and converts the success rate and electric quantity based on the current and voltage, and the direct-current metering module is connected with the single chip microcomputer through a serial peripheral interface to send the current, the voltage, the power and the electric quantity to the single chip microcomputer.

2. The controller according to claim 1, wherein the carrier communication module is connected to the single chip microcomputer via a UART interface, so that the remote terminal can perform power on/off control, dimming and query for current, voltage, power and electric quantity of the single dc lamp.

3. The single direct-current lamp controller according to claim 1, wherein the carrier communication module is a power carrier communication module ES1642-C.

4. The direct-current single lamp controller according to claim 1, wherein the single chip microcomputer is STM32F030C8T6.

5. The DC single lamp controller according to claim 1, wherein the dimming module is an operational amplifier.

6. The DC single lamp controller according to claim 5, wherein the operational amplifier is LM2904D operational amplifier.

7. The DC single lamp controller according to claim 1, further comprising a power supply and a power management module, wherein the power management module is configured to manage the power supply.

8. The DC single lamp controller according to claim 7, wherein the power supply has two outputs, one of which supplies power to the single chip microcomputer and the other of which supplies power to the DC metering module.

9. The direct-current single-lamp controller according to claim 1, further comprising a memory, wherein the memory is connected with the single chip microcomputer through an I2C interface.