CN203537627U - LED street lamp digital teletransmission driving control power supply - Google Patents

Abstract

The utility model discloses an LED street lamp digital teletransmission driving control power supply. A lightning protection surge protection module is connected with a power line. The power supply is connected with an EMI, EMC filtering protection module by the lightning protection surge protection module in order to protect the conveying of the driving power supply to an input rectification filtering module, and therefore the output power of the power supply is constant, and can be provided for a constant current constant voltage output module, and then the driving current and the driving voltage can be output constantly in order to provide the power for the LED standard light source module street lamp. A power line communication coupling module is bidirectionally connected with a carrier wave communication transceiving control module, which is bidirectionally connected with a single-chip microcomputer programming data processing control chip. A power supply control module is constituted by a soft starting control module, a PFC correcting module, an infrared communication module, a PWM control module, a street lamp brightness temperature control module, an output constant current protection module, and a street lamp parameter monitoring module. The power supply control module and a digital-to-analogue conversion circuit are connected with corresponding pins of the single-chip microcomputer programming data processing control chip. The LED street lamp digital teletransmission driving control power supply is advantageous in that by adopting the single-chip microcomputer programming data processing, the LED street lamp illumination intelligent management can be realized.

Description

LED street lamp digital telemetering drive control power supply

Technical field

The utility model relates to electronic technology field, particularly relates to LED street lamp digital telemetering driving power.

Background technology

At present, the management of city illumination (LED street lamp) intellectualizing system, becomes city LED street lighting intelligent control system and promotes, for the LED street lamp degree of depth is energy-conservation, increasing the service life provides technical guarantee.The system management of intelligent lighting, crucial electric equipment is the driving power of LED street lamp, but current general LED streetlamp driving power supply, inapplicable intelligent management system.

A kind of digital drive that is applicable to road lighting intelligent management system of the utility model is controlled power supply.Digital power can be stored teletransmission to information control center to the brightness of the driving voltage of driving power, electric current, power factor, power on/off time, LED street lamp, light source module temperature, light source drive current, the control of road illumination, light source module operating state, data remote, brilliance control, infrared control etc. information, realizes the distant intelligent management of LED street lamp three.

Utility model content

The technical problems to be solved in the utility model is, provide a kind of digital drive of LED street lamp to control power supply, take New Type of Chip Microcomputer control chip as core, carry out digital-to-analogue conversion, digital controlled signal by single-chip microcomputer calculate, data processing, realize LED street lamp drive control power supply remote data communication, realize LED street lighting intelligent management: three remote control systems.

The technical scheme adopting is:

LED street lamp digital telemetering drive control power supply, comprises lightning protection surge protection module, EMI, EMC filtering protection module, input rectifying filtration module, power control module, constant current constant voltage output module, power line communication coupling module, carrier communication transmitting-receiving control module, soft start control module, PFC correction module, infrared communication module, PWM control module, street lamp brightness temperature control modules, output constant current protection module, street lamp parameter monitoring module, mcu programming data processing and control chip.Described lightning protection surge protection module connecting power line; power supply prevents that by lightning protection surge protection module thunderbolt and circuit spike, large electric current from connecting EMI, EMC filtering protection module to the protective circuit of the destruction of driving power; protection driving power is not disturbed by high-frequency harmonic; be delivered to input rectifying filtration module; input rectifying filtration module is by the direct current input power control module of output smoothing voltage, current waveform; make constant electrical power power output offer constant current constant voltage output module, constant output drive current and voltage are powered to LED standard sources modular street lamp.Described power line communication coupling module one end connects power line, the two-way connection carrier communication transmitting-receiving of its other end control module, by power line communication coupling module, when there is no system communication, play data and power line isolation, play data by the channel UNICOM of power line and controller communication when the system communication, the two-way connection mcu programming of carrier communication transmitting-receiving control module data processing and control chip, receives and dispatches control module by the data of mcu programming data processing and control chip, information, upload to control centre by power line by carrier communication.By described, prevent and be buffered in driving power switch on power high voltage and the soft start control module of large electric current to the impact of driving power of moment, improve the power factor of electric equipment, reduce the PFC correction module to the harmonic pollution of electrical network, light modulation power time control data setting while can scene carrying out unit operation, the infrared communication module that address and driving power parameter arrange, utilize the numeral of microprocessor to export the PWM control module that analog circuit is controlled, read standard sources module temperature information, adjust the street lamp brightness temperature control modules of output driving current, read standard sources module current information, adjust the output constant current protection module of output driving current, read, the digital control driving of Standard of Monitoring light source module LED street lamp teletransmission, the control module that reads the control power supply of the street lamp parameter monitoring module composition of monitoring a plurality of standard sources module photoelectric parameters is connected with the corresponding pin of mcu programming data processing and control chip position with D/A converting circuit, also by the channel UNICOM input rectifying filtration module of controller communication, power control module, constant current constant voltage output module.

The utility model and the contrast of industry prior art, adopt mcu programming data processing and control chip, after processing by D/A converter module data, street lamp parameter monitor message, realize the technical data of drive control power supply, the adjustment of LED street lamp are controlled to optimum Working.

Accompanying drawing explanation

Fig. 1 is an example structure schematic block diagram of the present utility model.

Embodiment

LED street lamp digital telemetering drive control power supply, comprises lightning protection surge protection module, EMI, EMC filtering protection module, input rectifying filtration module, power control module, constant current constant voltage output module, power line communication coupling module, carrier communication transmitting-receiving control module, soft start control module, PFC correction module, infrared communication module, PWM control module, street lamp brightness temperature control modules, output constant current protection module, street lamp parameter monitoring module, mcu programming data processing and control chip.Described lightning protection surge protection module connecting power line, power supply prevents thunderbolt and circuit spike by lightning protection surge protection module, large electric current connects EMI to the protective circuit of the destruction of driving power, EMC filtering protection module, protection driving power is not disturbed by high-frequency harmonic and the high-frequency harmonic of driving power internal electronics disturbs supply line to be delivered to input rectifying filtration module, input rectifying filtration module is by output smoothing voltage, the direct current input power control module of current waveform, make the protection light source module brightness of constant electrical power power output and temperature value in settings accuracy rating, offer constant current constant voltage output module, constant output drive current and voltage, protection light source drive current and driving voltage are in settings accuracy rating ,give the power supply of LED standard sources modular street lamp.Described power line communication coupling module one end connects power line, the two-way connection carrier communication transmitting-receiving of its other end control module, by power line communication coupling module, when there is no system communication, play data and power line isolation, play data by the channel UNICOM of power line and controller communication when the system communication, the two-way connection mcu programming of carrier communication transmitting-receiving control module data processing and control chip, receives and dispatches control module by the data of mcu programming data processing and control chip, information, upload to control centre by power line by carrier communication.The control module of the control power supply being comprised of described soft start control module, PFC correction module, infrared communication module, PWM control module, street lamp brightness temperature control modules, output constant current protection module, street lamp parameter monitoring module is connected with the corresponding pin of mcu programming data processing and control chip position with D/A converting circuit, also by channel UNICOM input rectifying filtration module, power control module, the constant current constant voltage output module of controller communication.Described soft start control module prevents and is buffered in driving power switch on power high voltage and the impact of large electric current to driving power of moment; Described PFC correction module APFC can be transformed to the input current of power supply and the synchronous sine wave of input power, thereby improves the power factor of electric equipment, reduces the harmonic pollution to electrical network; The setting of light modulation power time control data, address and the setting of driving power parameter when described infrared communication module can scene be carried out unit operation; Described PWM control module utilizes the numeral output of microprocessor to control analog circuit; Described street lamp brightness temperature control modules reads standard sources module temperature information, adjusts output driving current, protects the brightness of positive light source module, reduces light source module temperature value in settings accuracy rating; Described output constant current protection module reads standard sources module current information, adjusts output driving current, protects positive standard sources module (brightness, radiator temperature) drive current value of being operated in settings accuracy rating; Described street lamp parameter monitoring module reads, the digital control driving of Standard of Monitoring light source module LED street lamp teletransmission, read monitoring a plurality of standard sources module photoelectric parameters.Final carrier communication sends and receives control module by the data of mcu programming data processing and control chip, information, upload to control centre by power line, realization is to power technology parameter, information processing, control centre realizes three remote control systems to power supply, that is: remote measurement, remote control, remote signalling.

Claims (1)

1.LED street lamp digital telemetering drive control power supply, comprises lightning protection surge protection module, EMI, EMC filtering protection module, input rectifying filtration module, power control module, constant current constant voltage output module, power line communication coupling module, carrier communication transmitting-receiving control module, soft start control module, PFC correction module, infrared communication module, PWM control module, street lamp brightness temperature control modules, output constant current protection module, street lamp parameter monitoring module, mcu programming data processing and control chip, it is characterized in that described lightning protection surge protection module connecting power line, power supply prevents thunderbolt and circuit spike by lightning protection surge protection module, large electric current connects EMI to the protective circuit of the destruction of driving power, EMC filtering protection module, protection driving power is not disturbed by high-frequency harmonic, be delivered to input rectifying filtration module, input rectifying filtration module is by output smoothing voltage, the direct current input power control module of current waveform, make constant electrical power power output offer constant current constant voltage output module, constant output drive current and voltage are powered to LED standard sources modular street lamp, described power line communication coupling module one end connects power line, the two-way connection carrier communication transmitting-receiving of its other end control module, by power line communication coupling module, when there is no system communication, play data and power line isolation, play data by the channel UNICOM of power line and controller communication when the system communication, the two-way connection mcu programming of carrier communication transmitting-receiving control module data processing and control chip, receives and dispatches control module by the data of mcu programming data processing and control chip, information, upload to control centre by power line by carrier communication, by described, prevent and be buffered in driving power switch on power high voltage and the soft start control module of large electric current to the impact of driving power of moment, improve the power factor of electric equipment, reduce the PFC correction module to the harmonic pollution of electrical network, light modulation power time control data setting while can scene carrying out unit operation, the infrared communication module that address and driving power parameter arrange, utilize the numeral of microprocessor to export the PWM control module that analog circuit is controlled, read standard sources module temperature information, adjust the street lamp brightness temperature control modules of output driving current, read standard sources module current information, adjust the output constant current protection module of output driving current, read, the digital control driving parameter of Standard of Monitoring light source module LED street lamp teletransmission, the control module that reads the control power supply of the street lamp parameter monitoring module composition of monitoring a plurality of standard sources module photoelectric parameters is connected with the corresponding pin of mcu programming data processing and control chip position with D/A converting circuit, also by the channel UNICOM input rectifying filtration module of controller communication, power control module, constant current constant voltage output module.

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