CN204515545U - A kind of solar energy electric supplier circuit with automatic light tracking function - Google Patents
A kind of solar energy electric supplier circuit with automatic light tracking function Download PDFInfo
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- CN204515545U CN204515545U CN201520216852.4U CN201520216852U CN204515545U CN 204515545 U CN204515545 U CN 204515545U CN 201520216852 U CN201520216852 U CN 201520216852U CN 204515545 U CN204515545 U CN 204515545U
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Abstract
A kind of solar energy electric supplier circuit with automatic light tracking function.Fundamental purpose is as automatic light tracking type solar energy electric supplier provides a kind of control circuit.It is characterized in that: described circuit also comprises display unit (2), the input of photoresistance collection signal and voltage comparison unit (6) and for driving the relay unit (5) making pole plate turning motor; Wherein, display unit (2) receives the display coming from described central control unit and export, the input of photoresistance collection signal and voltage comparison unit (6) for gathering the magnitude of voltage of four photoresistance on solar panels and result being inputed to the sampled signal input end of described central control unit after the magnitude of voltage that comparer compares four photoresistance, the relay control signal exported for driving the relay unit (5) making pole plate turning motor to receive to come from described central control unit thus the rotation of controlling plate turning motor.
Description
Technical field
The utility model relates to a kind of circuit be applied in field of solar energy utilization.
Background technology
Along with the development of science and technology, solar electrical energy generation to account for the proportion more and more in the electricity generation system of China, and the people of use also gets more and more.And portable type solar energy plate is owing to having the unique effect that can be used for field, so be more and more taken seriously.The function of the stored charge that current existing portable type solar energy charger is general and power supply is all very perfect, but but also there is shortcoming in meticulous part, such as: present solar electrical energy generation is mostly some stationary devices, and can not automatic sun-tracking light.Which results in a large amount of luminous energy to run off, solar conversion efficiency is low.
Summary of the invention
In order to solve the technical matters mentioned in background technology, the utility model provides a kind of solar energy electric supplier circuit with automatic light tracking function, this kind of charger circuit can order about the angular turn of sun power pole plate according to illumination, thus improve the utilization ratio of sun power, there is stronger practicality.
The technical solution of the utility model is: this kind has the solar energy electric supplier circuit of automatic light tracking function, comprise the central control unit of an employing single-chip microcomputer and provide the clock unit of clock signal for described central control unit, its unique distinction is: described circuit also comprises display unit, the input of photoresistance collection signal and voltage comparison unit and for driving the relay unit making pole plate turning motor; Wherein, display unit receives the display coming from described central control unit and export, the input of photoresistance collection signal and voltage comparison unit for gathering the magnitude of voltage of four photoresistance on solar panels and result being inputed to the sampled signal input end of described central control unit after the magnitude of voltage that comparer compares four photoresistance, the relay control signal exported for driving the relay unit making pole plate turning motor to receive to come from described central control unit thus the rotation of controlling plate turning motor;
Comparer in the input of photoresistance collection signal and voltage comparison unit adopts PCF8591P chip, No. 1 pin of PCF8591P chip, No. 2 pins, No. 3 pins and No. 4 pins are connected respectively four photoresistance to being fixed on sun power pole plate, are photoresistance collection signal input ends; Described central control unit adopts 89C52 type single-chip microcomputer, and P1.0, P1.1, P1.2 and P1.3 pin of this single-chip microcomputer is respectively as the output terminal of described relay control signal.
The utility model has following beneficial effect: this kind, for the circuit of automatic light tracking type portable type solar energy charger, significantly can improve the electricity conversion of solar panel, be operated in Low-voltage Low-power state, therefore working stability, safe and reliable.Solve the problem that fixed solar plate electricity conversion is low thus, therefore this kind of circuit is installed on after on solar panels, can according to the comparison to each photoresistance magnitude of voltage, by Single-chip Controlling relay, thus control motor rotation, make solar panels aim at sunshine.In addition, after utilizing this kind of sun power automatic light tracking circuit, also can show the current time, solar panels to light state.User can according to this function manual adjustments solar panels to light state.In addition, after utilizing this kind of sun power automatic light tracking circuit, do not need to set up power supply in addition, but adopt the power supply of solar panels generating, very convenient.In addition, in order to the reliability of intensifier circuit, this sun power automatic light tracking circuit adopts 5V standby power supply, and when solar panels do not generate electricity, standby power supply can provide power supply within a certain period of time.
Accompanying drawing illustrates:
Fig. 1 is theory of constitution block diagram of the present utility model.
Fig. 2 is circuit diagram of the present utility model.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Shown in Fig. 1 composition graphs 2, this kind has the solar energy electric supplier circuit of automatic light tracking function, comprise the central control unit 1 of an employing single-chip microcomputer and provide the clock unit 7 of clock signal for described central control unit, its unique distinction is: described circuit also comprises display unit 2, the input of photoresistance collection signal and voltage comparison unit 6 and for driving the relay unit 5 making pole plate turning motor.Wherein, display unit 2 receives the display coming from described central control unit and export, the input of photoresistance collection signal and voltage comparison unit 6 for gathering the magnitude of voltage of four photoresistance on solar panels and result being inputed to the sampled signal input end of described central control unit after the magnitude of voltage that comparer compares four photoresistance, the relay control signal exported for driving the relay unit 5 making pole plate turning motor to receive to come from described central control unit thus the rotation of controlling plate turning motor;
Comparer in the input of photoresistance collection signal and voltage comparison unit 6 adopts PCF8591P chip, No. 1 pin of PCF8591P chip, No. 2 pins, No. 3 pins and No. 4 pins are connected respectively four photoresistance to being fixed on sun power pole plate, are photoresistance collection signal input ends; Described central control unit adopts 89C52 type single-chip microcomputer, and P1.0, P1.1, P1.2 and P1.3 pin of this single-chip microcomputer is respectively as the output terminal of described relay control signal.
During specific implementation, between photoresistance collection signal input end and control signal output terminal, be connected with voltage compare testing circuit, display circuit, clock circuit and 4 photoresistance in turn according to circuit concatenate rule; Voltage compare testing circuit adopts PCF8591P chip; No. 1 pin of voltage compare testing circuit, No. 2 pins, No. 3 pins and No. 4 pins are connected to four photoresistance, are photoresistance collection signal input ends; P1.0, P1.1, P1.2, P1.3 pin of single-chip microcomputer is as control signal output terminal.Comparer gathers the magnitude of voltage of four photoresistance on solar panels, after the voltage comparator circuit be made up of four photoresistance gives AD converter PCF8591P the voltage of corner, by AD converter PCF8591P after a series of conversion, 89C52 single-chip microcomputer is given it, single-chip microcomputer is after voltage more everywhere, control corresponding relay, thus control driven by motor solar panels rotate to corresponding direction.This kind of circuit can effectively make solar panels follow the trail of solar energy.Display circuit adopts LCD12864 LCDs, by Single-chip Controlling, can show current solar panels and to follow spot state, the time etc.Clock circuit adopts DS1302 chip, by being connected with single-chip microcomputer, can carry the current time, the date etc. to single-chip microcomputer.What show in figure is 2 group relay unit, but for simplicity, has only indicated one group.In addition, the time data sent here by clock chip DS1302,89C51 single-chip microcomputer can give LCD liquid crystal display screen 12864 time data and solar panels to light state, makes it demonstrate current time and solar panels to light state.In the input of photoresistance collection signal and voltage comparison unit 6, AIN0 ~ AIN3 is photoresistance input end of analog signal, wherein, and A0 ~ A3: ground connection; The data line of SDA:I2C bus; The clock line of SCL:I2C bus; EXT: line selected by inner, external clock, EXT ground connection during use internal clocking; AGND: simulating signal ground; VREF: reference power supply end.The magnitude of voltage of photoresistance can be converted into digital signal from simulating signal by PCF8591AD converter, thus enables single-chip microcomputer compare the intensity of illumination of all directions solar panels.Single-chip microcomputer by carrying 5V voltage to relay, thus makes relay open, and electrical power rotates; When 5V voltage do not carried by single-chip microcomputer, cut-off, motor power-off non rotating.
Claims (1)
1. one kind has the solar energy electric supplier circuit of automatic light tracking function, comprise the central control unit (1) of an employing single-chip microcomputer and provide the clock unit (7) of clock signal for described central control unit, it is characterized in that: described circuit also comprises display unit (2), the input of photoresistance collection signal and voltage comparison unit (6) and for driving the relay unit (5) making pole plate turning motor; Wherein, display unit (2) receives the display coming from described central control unit and export, the input of photoresistance collection signal and voltage comparison unit (6) for gathering the magnitude of voltage of four photoresistance on solar panels and result being inputed to the sampled signal input end of described central control unit after the magnitude of voltage that comparer compares four photoresistance, the relay control signal exported for driving the relay unit (5) making pole plate turning motor to receive to come from described central control unit thus the rotation of controlling plate turning motor;
Comparer in the input of photoresistance collection signal and voltage comparison unit (6) adopts PCF8591P chip, No. 1 pin of PCF8591P chip, No. 2 pins, No. 3 pins and No. 4 pins are connected respectively four photoresistance to being fixed on sun power pole plate, are photoresistance collection signal input ends; Described central control unit adopts 89C52 type single-chip microcomputer, and P1.0, P1.1, P1.2 and P1.3 pin of this single-chip microcomputer is respectively as the output terminal of described relay control signal.
Priority Applications (1)
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CN201520216852.4U CN204515545U (en) | 2015-04-13 | 2015-04-13 | A kind of solar energy electric supplier circuit with automatic light tracking function |
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CN201520216852.4U CN204515545U (en) | 2015-04-13 | 2015-04-13 | A kind of solar energy electric supplier circuit with automatic light tracking function |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112308064A (en) * | 2019-07-25 | 2021-02-02 | 浙江汉朔电子科技有限公司 | Goods shelf edge positioning method and device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112308064A (en) * | 2019-07-25 | 2021-02-02 | 浙江汉朔电子科技有限公司 | Goods shelf edge positioning method and device |
CN112308064B (en) * | 2019-07-25 | 2023-12-26 | 汉朔科技股份有限公司 | Goods shelf edge positioning method and device |
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Legal Events
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C14 | Grant of patent or utility model | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160413 |