CN204795761U - Solar street lamp control circuit - Google Patents
Solar street lamp control circuit Download PDFInfo
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- CN204795761U CN204795761U CN201520488695.2U CN201520488695U CN204795761U CN 204795761 U CN204795761 U CN 204795761U CN 201520488695 U CN201520488695 U CN 201520488695U CN 204795761 U CN204795761 U CN 204795761U
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Abstract
The utility model provides a pair of solar street lamp control circuit, this circuit includes: battery module 1, IC working power supply module 2, solar panel input module 3, MCU the main control module 4, PWM charge and prevent flowing backwards switch module 5, load switch module 6, temperature detection module 7, battery voltage detection module 8 and photovoltaic board voltage detection module 9. The utility model discloses a solar street lamp control circuit, the signal and then the charge -discharge state of reasonable adjustment battery and the power of adjustment street lamp that utilize temperature compensating, photovoltaic board voltage detecting and battery voltage detecting module to obtain improve the life of battery and street lamp, the ability of discharging of improvement battery and whole control circuit's stability.
Description
Technical field
The utility model relates to the control technology field of solar street light, particularly relates to a kind of solar streetlight control circuit.
Background technology
At present, in the life of people, street lamp is more and more popularized.Street lamp needs electric energy to power, and existing electric energy mainly adopts the conversions such as wind-force, waterpower, firepower, adopt these energy not only can need a large amount of energy, and larger on the impact of environment, and solar energy is seen everywhere, so Solar use to street lamp is the problem needing at present to solve.
And the existing street lamp utilizing solar energy to power; owing to not carrying out the excessive or too small safeguard measure of rational voltage to storage battery and then shortening the useful life of storage battery in its control circuit; and the power of corresponding adjustment street lamp is not had when the voltage of storage battery is not in critical field, make the street lamp lost of life.
Therefore need to provide a kind of solar streetlight control circuit to solve the problems of the technologies described above.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of solar streetlight control circuit, improves the useful life of storage battery and street lamp, improves the discharge capability of storage battery and the stability of whole control circuit.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is to provide a kind of solar street lamp controller, comprise: battery module 1, IC working power module 2, solar panels input module 3, MCU main control module 4, PWM charging and anti-backflow switch module 5, load switch module 6, temperature detecting module 7, battery tension detection module 8 and photovoltaic panel voltage detection module 9, wherein
Battery module 1 comprises storage battery, and described battery positive voltage passes through an electric capacity C3 ground connection, battery terminal negative ground connection;
IC working power module 2 is electrically connected with battery positive voltage, for generation of 5V burning voltage, IC working power module 2 comprises resistance R2,4148 type diode D2, voltage stabilizing didoe ZD1, crystal oscillator C1,7805 voltage-stabiliser tube U1, electric capacity C2, R2 mono-termination battery positive voltage, another termination 4148 type diode D2 positive pole, 4148 type diode D2 negative poles connect 7805 voltage-stabiliser tube inputs, voltage stabilizing didoe connects ZD1 negative pole, crystal oscillator C1 one end, the earth terminal ground connection of ZD1 positive pole, the crystal oscillator C1 other end and 7805 voltage-stabiliser tubes, 7805 voltage-stabiliser tube outputs are by electric capacity C2 ground connection;
Solar panels input module 3 comprises solar panels and diode D1 in parallel with it, and D1 negative pole connects battery positive voltage, D1 plus earth;
MCU main control module 4 comprises the single-chip microcomputer that model is STC15F204EA-SOP-20, K switch 1, substitutional resistance R3, R4, R7, R14 and R15, same model light-emitting diode ZD1, ZD2, ZD3, ZD4 and ZD5, an indirect K switch 1 of described single-chip microcomputer 18 pin and earth terminal, single-chip microcomputer 4, 5, 6, 7, 9, 15, 16, 17 pin are unloaded, single-chip microcomputer 11 pin connects R15 one end, R15 other end sending and receiving optical diode ZD5 negative pole, single-chip microcomputer 12 pin connects R14 one end, R14 other end sending and receiving optical diode ZD4 negative pole, single-chip microcomputer 13 pin connects R7 one end, R7 other end sending and receiving optical diode ZD3 negative pole, single-chip microcomputer 14 pin connects R4 one end, R4 other end sending and receiving optical diode ZD2 negative pole, single-chip microcomputer 15 pin connects R3 one end, R3 other end sending and receiving optical diode ZD1 negative pole, light-emitting diode ZD1, ZD2, ZD3, ZD4, ZD5 positive pole connects 7805 voltage-stabiliser tube outputs,
PWM charging and anti-backflow switch module 5 comprise resistance R10, R11 and R15, model be 3205 the one mose pipe and the 2nd mose manage, model is the triode Q2 of 9013, model is the triode Q3 of 9015, diode D5, electric capacity C4, PC317 chip, wherein, resistance R10, R11 resistance is equal, the D pole ground connection of the one mose and the 2nd mose pipe, G pole is interconnected, S pole connects the collector electrode of Q3 and the tripod of chip PC317, diode D5 positive pole, electric capacity C4 one end, the negative pole of diode D5 and another termination Q2 collector electrode of electric capacity C4, the base stage of Q3 connects the 4th pin of Q2 base stage and chip PC317, emitter connects the emitter of Q2, Q2 collector electrode connecting resistance R10, Q2 base stage meets R11, another termination battery positive voltage of R10 and R11, single-chip microcomputer 19 pin is connect after chip PC317 crus secunda series resistor R15, first pin connects the output of 7805 voltage-stabiliser tubes,
Load switch module 6 comprises resistance R12 and R13, model is 9013 the second triode Q1, diode D5, model are the 3rd mose pipe of 3205, the diode D2 of 51CA type and load, R12 one end connects single-chip microcomputer 20 pin, another termination Q1 base stage, Q1 collector electrode, D5 negative pole, the 3rd mose pipe G pole connect R13 one end, another termination battery positive voltage of R13, Q1 emitter, D5 positive pole the 3rd mose pipe S pole ground connection, 3rd mose pipe D pole connects load one input and D2 positive pole, and another input of load and D2 negative pole connect battery positive voltage;
Temperature detecting module 7 comprises resistance R1, R5, the output of R1 mono-termination 7805 voltage-stabiliser tube, another termination R5 one end and single-chip microcomputer 1 pin, R5 other end ground connection;
Battery tension detection module 8 comprises resistance R12, R6 and electric capacity C5, R12 mono-termination battery positive voltage, the other end and connects single-chip microcomputer 2 pin and R6 one end and C5 one end, R6 and C5 other end ground connection;
Photovoltaic panel voltage detection module 9 comprises resistance R8, R9, R17 and electric capacity C5, the output of resistance R8 mono-termination 7805 voltage-stabiliser tube, and the R8 other end connects single-chip microcomputer 3 pin, R9 one end, R17 one end, C5 one end, the other end ground connection of R9, R17 and C5;
Wherein, solar panels input module 3 is for charging for battery module 1, IC working power module 2 is for being MCU main control module 4, PWM charging and anti-backflow switch module 5, temperature detecting module 7 and photovoltaic panel voltage detection module 9 provide the burning voltage of 5V, temperature detecting module 7 is for carrying out temperature-compensating to battery capacity charging and discharging capabilities, battery tension detection module 8 is for detecting the voltage signal of storage battery, and voltage signal flowed to MCU main control module 4 and then realize automatically adjusting bearing power, and the charging circuit of storage battery is cut off when battery tension is excessive, the discharge circuit of storage battery is cut off when the voltage of storage battery is too small, photovoltaic panel voltage detection module 9 is for detecting the applied voltage of photovoltaic panel and voltage signal being flowed to MCU main control module 4 and then control PWM charging and anti-backflow switch module 5 with the charging circuit at the cut-out storage battery when photovoltaic panel applied voltage is excessive.
Preferred MCU main control module 4 comprises a TTL type communication connection socket CON1 further, 11 pin of PC317 chip connect an input pin of CON1,12 pin of PC317 chip connect another input pin of CON1, the earth terminal ground connection of CON1, and three of CON1 inserts delivery outlet and is used for grafting communication wire.
A kind of solar streetlight control circuit that the utility model provides, the power of the signal utilizing temperature-compensating, photovoltaic panel voltage detecting and battery tension detection module to obtain and then the charging and discharging state of Reasonable adjustment storage battery and adjustment street lamp, improve the useful life of storage battery and street lamp, improve the discharge capability of storage battery and the stability of whole control circuit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment of a kind of solar streetlight control circuit of the present utility model;
Fig. 2 is the structural representation of the MCU main control module 4 of a kind of solar streetlight control circuit shown in Fig. 1.
Embodiment
Shown in Figure 1, the solar control circuit of the present embodiment comprises: battery module 1, IC working power module 2, solar panels input module 3, MCU main control module 4, PWM charging and anti-backflow switch module 5, load switch module 6, temperature detecting module 7, battery tension detection module 8 and photovoltaic panel voltage detection module 9.
In the present embodiment, battery module 1 comprises storage battery, and described battery positive voltage passes through an electric capacity C3 ground connection, battery terminal negative ground connection.
In the present embodiment, IC working power module 2 is electrically connected with battery positive voltage, for generation of 5V burning voltage, IC working power module 2 comprises resistance R2, 4148 type diode D2, voltage stabilizing didoe ZD1, crystal oscillator C1, 7805 voltage-stabiliser tube U1, electric capacity C2, R2 mono-termination battery positive voltage, another termination 4148 type diode D2 positive pole, 4148 type diode D2 negative poles connect 7805 voltage-stabiliser tube inputs, voltage stabilizing didoe connects ZD1 negative pole, crystal oscillator C1 one end, ZD1 positive pole, the earth terminal ground connection of the crystal oscillator C1 other end and 7805 voltage-stabiliser tubes, 7805 voltage-stabiliser tube outputs are by electric capacity C2 ground connection.
Originally be in strength, solar panels input module 3 comprises solar panels and diode D1 in parallel with it, and D1 negative pole connects battery positive voltage, D1 plus earth.
As shown in Figure 2, in the present embodiment, MCU main control module 4 comprises the single-chip microcomputer that model is STC15F204EA-SOP-20, K switch 1, substitutional resistance R3, R4, R7, R14 and R15, same model light-emitting diode ZD1, ZD2, ZD3, ZD4 and ZD5, an indirect K switch 1 of described single-chip microcomputer 18 pin and earth terminal, single-chip microcomputer 4, 5, 6, 7, 9, 15, 16, 17 pin are unloaded, single-chip microcomputer 11 pin connects R15 one end, R15 other end sending and receiving optical diode ZD5 negative pole, single-chip microcomputer 12 pin connects R14 one end, R14 other end sending and receiving optical diode ZD4 negative pole, single-chip microcomputer 13 pin connects R7 one end, R7 other end sending and receiving optical diode ZD3 negative pole, single-chip microcomputer 14 pin connects R4 one end, R4 other end sending and receiving optical diode ZD2 negative pole, single-chip microcomputer 15 pin connects R3 one end, R3 other end sending and receiving optical diode ZD1 negative pole, light-emitting diode ZD1, ZD2, ZD3, ZD4, ZD5 positive pole connects 7805 voltage-stabiliser tube outputs.In the present embodiment, light-emitting diode ZD1, ZD2, ZD3, ZD4, ZD5 is used for the electricity of synthetic display storage battery.Manager is by checking that the bright light number of light-emitting diode just can observe the electricity of storage battery and whether working properly in the whole charge and discharge process of storage battery intuitively.
In the present embodiment, PWM charging and anti-backflow switch module 5 comprise resistance R10, R11 and R15, model be 3205 the one mose pipe and the 2nd mose manage, model is the triode Q2 of 9013, model is the triode Q3 of 9015, diode D5, electric capacity C4, PC317 chip, wherein, resistance R10, R11 resistance is equal, the D pole ground connection of the one mose and the 2nd mose pipe, G pole is interconnected, S pole connects the collector electrode of Q3 and the tripod of chip PC317, diode D5 positive pole, electric capacity C4 one end, the negative pole of diode D5 and another termination Q2 collector electrode of electric capacity C4, the base stage of Q3 connects the 4th pin of Q2 base stage and chip PC317, emitter connects the emitter of Q2, Q2 collector electrode connecting resistance R10, Q2 base stage meets R11, another termination battery positive voltage of R10 and R11, single-chip microcomputer 19 pin is connect after chip PC317 crus secunda series resistor R15, first pin connects the output of 7805 voltage-stabiliser tubes.
In the present embodiment, load switch module 6 comprises resistance R12 and R13, model is 9013 the second triode Q1, diode D5, model are the 3rd mose pipe of 3205, the diode D2 of 51CA type and load, R12 one end connects single-chip microcomputer 20 pin, another termination Q1 base stage, Q1 collector electrode, D5 negative pole, the 3rd mose pipe G pole connect R13 one end, another termination battery positive voltage of R13, Q1 emitter, D5 positive pole the 3rd mose pipe S pole ground connection, 3rd mose pipe D pole connects load one input and D2 positive pole, and another input of load and D2 negative pole connect battery positive voltage;
Temperature detecting module 7 comprises resistance R1, R5, the output of R1 mono-termination 7805 voltage-stabiliser tube, another termination R5 one end and single-chip microcomputer 1 pin, R5 other end ground connection.
In the present embodiment, battery tension detection module 8 comprises resistance R12, R6 and electric capacity C5, R12 mono-termination battery positive voltage, the other end and connects single-chip microcomputer 2 pin and R6 one end and C5 one end, R6 and C5 other end ground connection.
In the present embodiment, photovoltaic panel voltage detection module 9 comprises resistance R8, R9, R17 and electric capacity C5, the output of resistance R8 mono-termination 7805 voltage-stabiliser tube, the R8 other end connects single-chip microcomputer 3 pin, R9 one end, R17 one end, C5 one end, the other end ground connection of R9, R17 and C5.
In the present embodiment, solar panels input module 3 is for charging for battery module 1, IC working power module 2 is for position MCU main control module 4, PWM charging and anti-backflow switch module 5, temperature detecting module 7 and photovoltaic panel voltage detection module 9 provide the burning voltage of 5V, temperature detecting module 7 is for carrying out temperature-compensating to battery capacity charging and discharging capabilities, battery tension detection module 8 is for detecting the voltage signal of storage battery, and voltage signal flowed to MCU main control module 4 and then realize automatically adjusting bearing power, and the charging circuit of storage battery is cut off when battery tension is excessive, the discharge circuit of storage battery is cut off when the voltage of storage battery is too small, photovoltaic panel voltage detection module 9 is for detecting the applied voltage of photovoltaic panel and voltage signal being flowed to MCU main control module 4 and then control PWM charging and anti-backflow switch module 5 with the charging circuit at the cut-out storage battery when photovoltaic panel applied voltage is excessive.
In embodiment of the present utility model, preferred MCU main control module 4 comprises a TTL type communication connection socket CON1 further, 11 pin of PC317 chip connect an input pin of CON1,12 pin of PC317 chip connect another input pin of CON1, the earth terminal ground connection of CON1, three of CON1 inserts delivery outlet and is used for grafting communication wire.
The resistance, electric capacity, general-purpose diode, voltage stabilizing didoe etc. that occur in certain embodiment of the present utility model can substitute with other electronic devices that other can realize identical function in the utility model, equally all within protection range of the present utility model.
A kind of solar streetlight control circuit that the utility model provides, the power of the signal utilizing temperature-compensating, photovoltaic panel voltage detecting and battery tension detection module to obtain and then the charging and discharging state of Reasonable adjustment storage battery and adjustment street lamp, improve the useful life of storage battery and street lamp, improve the discharge capability of storage battery and the stability of whole control circuit.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (2)
1. a solar streetlight control circuit, it is characterized in that comprising: battery module (1), IC working power module (2), solar panels input module (3), MCU main control module (4), PWM charging and anti-backflow switch module (5), load switch module (6), temperature detecting module (7), battery tension detection module (8) and photovoltaic panel voltage detection module (9), wherein
Battery module (1) comprises storage battery, and described battery positive voltage passes through an electric capacity C3 ground connection, battery terminal negative ground connection;
IC working power module (2) is electrically connected with battery positive voltage, for generation of 5V burning voltage, IC working power module (2) comprises resistance R2, 4148 type diode D2, voltage stabilizing didoe ZD1, crystal oscillator C1, 7805 voltage-stabiliser tube U1, electric capacity C2, R2 mono-termination battery positive voltage, another termination 4148 type diode D2 positive pole, 4148 type diode D2 negative poles connect 7805 voltage-stabiliser tube inputs, voltage stabilizing didoe connects ZD1 negative pole, crystal oscillator C1 one end, ZD1 positive pole, the earth terminal ground connection of the crystal oscillator C1 other end and 7805 voltage-stabiliser tubes, 7805 voltage-stabiliser tube outputs are by electric capacity C2 ground connection,
Solar panels input module (3) comprises solar panels and diode D1 in parallel with it, and D1 negative pole connects battery positive voltage, D1 plus earth;
MCU main control module (4) comprises the single-chip microcomputer that model is STC15F204EA-SOP-20, K switch 1, substitutional resistance R3, R4, R7, R14 and R15, same model light-emitting diode ZD1, ZD2, ZD3, ZD4 and ZD5, an indirect K switch 1 of described single-chip microcomputer 18 pin and earth terminal, single-chip microcomputer 4, 5, 6, 7, 9, 15, 16, 17 pin are unloaded, single-chip microcomputer 11 pin connects R15 one end, R15 other end sending and receiving optical diode ZD5 negative pole, single-chip microcomputer 12 pin connects R14 one end, R14 other end sending and receiving optical diode ZD4 negative pole, single-chip microcomputer 13 pin connects R7 one end, R7 other end sending and receiving optical diode ZD3 negative pole, single-chip microcomputer 14 pin connects R4 one end, R4 other end sending and receiving optical diode ZD2 negative pole, single-chip microcomputer 15 pin connects R3 one end, R3 other end sending and receiving optical diode ZD1 negative pole, light-emitting diode ZD1, ZD2, ZD3, ZD4, ZD5 positive pole connects 7805 voltage-stabiliser tube outputs,
PWM charging and anti-backflow switch module (5) comprise resistance R10, R11 and R15, model be 3205 the one mose pipe and the 2nd mose manage, model is the triode Q2 of 9013, model is the triode Q3 of 9015, diode D5, electric capacity C4, PC317 chip, wherein, resistance R10, R11 resistance is equal, the D pole ground connection of the one mose and the 2nd mose pipe, G pole is interconnected, S pole connects the collector electrode of Q3 and the tripod of chip PC317, diode D5 positive pole, electric capacity C4 one end, the negative pole of diode D5 and another termination Q2 collector electrode of electric capacity C4, the base stage of Q3 connects the 4th pin of Q2 base stage and chip PC317, emitter connects the emitter of Q2, Q2 collector electrode connecting resistance R10, Q2 base stage meets R11, another termination battery positive voltage of R10 and R11, single-chip microcomputer 19 pin is connect after chip PC317 crus secunda series resistor R15, first pin connects the output of 7805 voltage-stabiliser tubes,
Load switch module (6) comprises resistance R12 and R13, model is 9013 the second triode Q1, diode D5, model are the 3rd mose pipe of 3205, the diode D2 of 51CA type and load, R12 one end connects single-chip microcomputer 20 pin, another termination Q1 base stage, Q1 collector electrode, D5 negative pole, the 3rd mose pipe G pole connect R13 one end, another termination battery positive voltage of R13, Q1 emitter, D5 positive pole the 3rd mose pipe S pole ground connection, 3rd mose pipe D pole connects load one input and D2 positive pole, and another input of load and D2 negative pole connect battery positive voltage;
Temperature detecting module (7) comprises resistance R1, R5, the output of R1 mono-termination 7805 voltage-stabiliser tube, another termination R5 one end and single-chip microcomputer 1 pin, R5 other end ground connection;
Battery tension detection module (8) comprises resistance R12, R6 and electric capacity C5, R12 mono-termination battery positive voltage, the other end and connects single-chip microcomputer 2 pin and R6 one end and C5 one end, R6 and C5 other end ground connection;
Photovoltaic panel voltage detection module (9) comprises resistance R8, R9, R17 and electric capacity C5, the output of resistance R8 mono-termination 7805 voltage-stabiliser tube, and the R8 other end connects single-chip microcomputer 3 pin, R9 one end, R17 one end, C5 one end, the other end ground connection of R9, R17 and C5;
Wherein, solar panels input module (3) is for being battery module (1) charging, IC working power module (2) is for being MCU main control module (4), PWM charging and anti-backflow switch module (5), temperature detecting module (7) and photovoltaic panel voltage detection module (9) provide the burning voltage of 5V, temperature detecting module (7) is for carrying out temperature-compensating to battery capacity charging and discharging capabilities, battery tension detection module (8) is for detecting the voltage signal of storage battery, and voltage signal flowed to MCU main control module (4) and then realize automatically adjusting bearing power, and the charging circuit of storage battery is cut off when battery tension is excessive, the discharge circuit of storage battery is cut off when the voltage of storage battery is too small, photovoltaic panel voltage detection module (9) is for detecting the applied voltage of photovoltaic panel and voltage signal being flowed to MCU main control module (4) and then control PWM charging and anti-backflow switch module (5) with the charging circuit at the cut-out storage battery when photovoltaic panel applied voltage is excessive.
2. solar streetlight control circuit according to claim 1, it is characterized in that: MCU main control module (4) comprises a TTL type communication connection socket CON1 further, 11 pin of PC317 chip connect an input pin of CON1,12 pin of PC317 chip connect another input pin of CON1, the earth terminal ground connection of CON1, three of CON1 inserts delivery outlet and is used for grafting communication wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520488695.2U CN204795761U (en) | 2015-07-07 | 2015-07-07 | Solar street lamp control circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520488695.2U CN204795761U (en) | 2015-07-07 | 2015-07-07 | Solar street lamp control circuit |
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| CN204795761U true CN204795761U (en) | 2015-11-18 |
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| CN201520488695.2U Active CN204795761U (en) | 2015-07-07 | 2015-07-07 | Solar street lamp control circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103558A (en) * | 2017-05-12 | 2017-08-29 | 深圳市诚信诺科技有限公司 | Solar powered illumination charging system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103558A (en) * | 2017-05-12 | 2017-08-29 | 深圳市诚信诺科技有限公司 | Solar powered illumination charging system |
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