CN204887572U - Solar street lamp controller based on zigbee network deployment - Google Patents

Abstract

The utility model relates to a solar street lamp controller based on zigbee network deployment, including controller, zigbee communication module, photovoltaic module, battery, LED street lamp, its characterized in that: the charging circuit that photovoltaic module passes through the controller links to each other and links to each other to the battery, and the discharge circuit that the battery passes through the controller links to each other with the LED street lamp, and the controller passes through zigbee communication module and realizes between each LED street lamp or LED street lamp and zigbee intermodule communicate with. The synchronous buck circuit of non - isolation that photovoltaic module passes through the controller is to storage battery charging, and the electric energy that the battery is stored is realized stepping up constant current drive through the boost circuit of controller and is supplied power for the LED light source, and the controller passes through zigbee communication module and can realize between the solar street lamp or solar street lamp and take zigbee module equipment room communicate with.

Description

A kind of solar street lamp controller based on zigbee networking

Technical field

The utility model relates to a kind of solar street lamp controller by zigbee communication module networking communication, is specifically related to a kind of solar street lamp controller based on zigbee networking.

Background technology

Solar street lamp controller is the key components in independent solar road lamp system, its effect be control photovoltaic panel be charge in batteries and by storage battery electric energy supply light source.

Existing solar street lamp controller optimum configurations and inquiry mainly contain three kinds of modes: first kind of way is by the LED light on solar street lamp controller or LED numeral method street lamp current state and data, and carry out switching display and amendment parameter by button; The second way increases infrared tube on solar street lamp controller, then inquired about and display street lamp current state and data by remote controller, and carry out switching display and amendment parameter by Infrared remote controller; The third mode is on solar street lamp controller, increase UART mouth, then turns 232 level converters by a UART and is connected on computer, is inquired about by the parameter of upper computer software to solar street lamp controller and is revised.Above communication modes can only pass through third party device or solar street lamp controller, cannot carry out communication, and equipment network is more difficult between solar street lamp controller.

Utility model content

The purpose of this utility model is in order to overcome above-mentioned prior art Problems existing, a kind of solar street lamp controller based on zigbee networking is provided, the utility model is different from traditional solar street lamp controller to be: solar street lamp controller not only has maximal power tracing and voltage increase and current constant output function, and integration of equipments zigbee communication module, MANET between mutual communication between controller, solar street light can be realized, increase band zigbee communication module external equipment or gateway after than the cluster controller and the remote monitoring that are easier to realize equipment.

The technical solution of the utility model is:

A kind of solar street lamp controller based on zigbee networking, comprise controller, zigbee communication module, photovoltaic module, storage battery, LED street lamp, it is characterized in that: photovoltaic module is connected by the charging circuit of controller and is connected with to storage battery, storage battery is connected with LED street lamp by the discharge circuit of controller, and controller realizes between each LED street lamp by Zigbee communication module or LED street lamp and the mutual communication of zigbee intermodule.

Described controller has communication function, comprises charge circuit, discharge loop, single-chip microcomputer;

Charge circuit: adopt synchronous buck Buck circuit, realizes solar recharging maximal power tracing (MPPT) by regulating field effect transistor duty ratio;

Discharge loop: adopt boosting Boost circuit, saves and exports by regulating field effect transistor duty to realize voltage increase and current constant, driving LED street lamp;

Single Chip Microcomputer (SCM) system comprises: single-chip microcomputer groundwork circuit, field effect transistor drive circuit, level shifting circuit, input and output current-voltage sampling circuit;

Single-chip microcomputer basic circuit principal security monolithic can normally run minimum system circuit, and the chip that system adopts is PIC16F883;

The PWM model of single-chip microcomputer is become can drive the corresponding PWM level model of field effect transistor by field effect transistor drive circuit through level conversion;

Input and output current-voltage sampling circuit current and voltage signals is converted to the level signal that Single Chip Microcomputer (SCM) system can gather;

Level shifting circuit utilizes RS485 chip to realize transfer of data between solar street lamp controller and zigbee module.

Described Zigbee communication module comprises: 2.4G antenna, Zigbee communicating circuit, radio frequency amplifying circuit, level shifting circuit;

Zigbee chip is adopted to be CC2530F256 in Zigbee communicating circuit;

What adopt in radio frequency amplifying circuit is the transmitting power that CC2591 radio frequency amplification chip strengthens Zigbee chip;

Level shifting circuit utilizes RS485 chip to realize transfer of data between zigbee module and solar street lamp controller.

Zighee technology be a kind of closely, low complex degree, low-power consumption, low data rate, low cost radio network technique, be mainly used near radio connect.Its bottom adopts IEEE802.15.4 standard, be operated in ISM2.4 ~ 2.5GHz frequency range, message transmission rate is the highest can reach 25OKb/s, i.e. 2.4GHz, usual effective propagation path is within 100 meters, and after adding radio frequency amplifying circuit, effective propagation path can reach 1500 meters.Be can be implemented in compared with communication function when multi-obstacle avoidance by the transparent transmission function arranging Zigbee chip CC2530F256.

Accompanying drawing explanation

Fig. 1 is general structure schematic diagram of the present utility model.

Fig. 2 is charge-discharge circuit structural representation of the present utility model.

Fig. 3 is Single Chip Microcomputer (SCM) system structural representation of the present utility model.

Fig. 4 is zigbee communication module structural representation of the present utility model.

Embodiment

The utility model will be further described by reference to the accompanying drawings.

As shown in Figure 1 and Figure 2, a kind of solar street lamp controller based on zigbee networking, comprise controller, zigbee communication module, photovoltaic module, storage battery, LED street lamp, it is characterized in that: photovoltaic module is connected by the charging circuit of controller and is connected with to storage battery, storage battery is connected with LED street lamp by the discharge circuit of controller, and controller realizes between each LED street lamp by Zigbee communication module or LED street lamp and the mutual communication of zigbee intermodule.Photovoltaic module passes through the synchronous Buck circuit of non-isolated of controller to charge in batteries, electric energy stored by storage battery realizes voltage increase and current constant by the Boost circuit of controller and drives as LED light source is powered, controller can realize between solar street light by Zigbee communication module or mutual communication between solar street light and band zigbee module device, wherein:

Described controller has communication function, comprises charge circuit, discharge loop, single-chip microcomputer;

Charge circuit: adopt synchronous buck Buck circuit, by regulating field effect transistor duty ratio to be solar recharging maximal power tracing (MPPT);

Discharge loop: adopt boosting Boost circuit, saves and exports by regulating field effect transistor duty to realize voltage increase and current constant, driving LED street lamp.

As shown in Figure 3, Single Chip Microcomputer (SCM) system comprises: single-chip microcomputer groundwork circuit, field effect transistor drive circuit, level shifting circuit, input and output current-voltage sampling circuit;

Single-chip microcomputer basic circuit principal security monolithic can normally run minimum system circuit, and the chip that system adopts is PIC16F883;

The PWM model of single-chip microcomputer is become can drive the corresponding PWM level model of field effect transistor by field effect transistor drive circuit through level conversion;

Input and output current-voltage sampling circuit current and voltage signals is converted to the level signal that Single Chip Microcomputer (SCM) system can gather;

Level shifting circuit utilizes RS485 chip to realize transfer of data between solar street lamp controller and zigbee module.

As shown in Figure 4, described Zigbee communication module comprises: 2.4G antenna, Zigbee communicating circuit, radio frequency amplifying circuit, level shifting circuit;

Zigbee chip is adopted to be CC2530F256 in Zigbee communicating circuit;

What adopt in radio frequency amplifying circuit is the transmitting power that CC2591 radio frequency amplification chip strengthens Zigbee chip;

Level shifting circuit utilizes RS485 chip to realize transfer of data between zigbee module and solar street lamp controller.

Claims (3)

1. the solar street lamp controller based on zigbee networking, comprise controller, zigbee communication module, photovoltaic module, storage battery, LED street lamp, it is characterized in that: photovoltaic module is connected by the charging circuit of controller and is connected with to storage battery, storage battery is connected with LED street lamp by the discharge circuit of controller, and controller realizes between each LED street lamp by Zigbee communication module or LED street lamp and the mutual communication of zigbee intermodule.

2. the solar street lamp controller based on zigbee networking according to claim 1, is characterized in that: described controller has communication function, comprises charge circuit, discharge loop, single-chip microcomputer;

Charge circuit: adopt synchronous buck Buck circuit, realizes solar recharging maximal power tracing MPPT by regulating field effect transistor duty ratio;

Discharge loop: adopt boosting Boost circuit, saves and exports by regulating field effect transistor duty to realize voltage increase and current constant, driving LED street lamp;

Single Chip Microcomputer (SCM) system comprises: single-chip microcomputer groundwork circuit, field effect transistor drive circuit, level shifting circuit, input and output current-voltage sampling circuit;

Single-chip microcomputer basic circuit principal security monolithic can normally run minimum system circuit, and the chip that system adopts is PIC16F883;

The PWM model of single-chip microcomputer is become can drive the corresponding PWM level model of field effect transistor by field effect transistor drive circuit through level conversion;

Input and output current-voltage sampling circuit current and voltage signals is converted to the level signal that Single Chip Microcomputer (SCM) system can gather;

Level shifting circuit utilizes RS485 chip to realize transfer of data between solar street lamp controller and zigbee module.

3. the solar street lamp controller based on zigbee networking according to claim 1, is characterized in that: described Zigbee communication module comprises: 2.4G antenna, Zigbee communicating circuit, radio frequency amplifying circuit, level shifting circuit;

Zigbee chip is adopted to be CC2530F256 in Zigbee communicating circuit;

What adopt in radio frequency amplifying circuit is the transmitting power that CC2591 radio frequency amplification chip strengthens Zigbee chip;

Level shifting circuit utilizes RS485 chip to realize transfer of data between zigbee module and solar street lamp controller.