CN203747449U - Bus solar mobile phone charging device - Google Patents

Bus solar mobile phone charging device Download PDF

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Publication number
CN203747449U
CN203747449U CN201420023696.5U CN201420023696U CN203747449U CN 203747449 U CN203747449 U CN 203747449U CN 201420023696 U CN201420023696 U CN 201420023696U CN 203747449 U CN203747449 U CN 203747449U
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CN
China
Prior art keywords
circuit
charging
charge
protection circuit
mobile phone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420023696.5U
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Chinese (zh)
Inventor
陈颀
张建光
杨磊
袁晓峰
卢东红
陈欢
马嘉琳
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Kunming University of Science and Technology
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Kunming University of Science and Technology
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Application filed by Kunming University of Science and Technology filed Critical Kunming University of Science and Technology
Priority to CN201420023696.5U priority Critical patent/CN203747449U/en
Application granted granted Critical
Publication of CN203747449U publication Critical patent/CN203747449U/en
Anticipated expiration legal-status Critical
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model relates to a bus solar mobile phone charging device, and belongs to the technical field of new energy photovoltaic power generation control. The bus solar mobile phone charging device comprises a singlechip microcomputer controller, a charging and discharging protection circuit, an optocoupler driving circuit, an LCD display circuit, an A/D conversion circuit, a data storage circuit, a USB charging circuit, an alarm circuit, an indicating lamp, a solar panel and a lead-acid storage battery, wherein the singlechip microcomputer controller is connected with the charging and discharging protection circuit, the optocoupler driving circuit, the LCD display circuit, the A/D conversion circuit, the data storage circuit, the alarm circuit and the indicating lamp, the other end of the optocoupler driving circuit is connected with the charging and discharging protection circuit, the charging and discharging protection circuit is connected with the USB charging circuit, and the charging and discharging protection circuit controls the charging and discharging process of the solar panel and the lead-acid storage battery. The device provided by the utility model charges the storage battery by using singlechip microcomputer control, and provides power for mobile phones of passengers, thereby relieving a problem that it is difficult for people to charge in travelling.

Description

A kind of bus solar mobile phone charging device
Technical field
The utility model relates to a kind of bus solar mobile phone charging device, belongs to novel energy photovoltaic generation control technology field.
Background technology
Solar energy has huge potentiality to be exploited, enjoys for many years people to pay close attention to.Solar energy has environment friendly and pollution-free, easily gathers, and light source is sufficient, is not subject to the advantages such as regional limits.Photovoltaic generating system is a kind of photovoltaic effect of utilizing solar cell semiconductor material, solar radiant energy is directly converted to a kind of new power generating system of electric energy.Along with the development in epoch, bus has become the indispensable vehicles of people's trip.Travel away from home or go to work, the too fast people's upper outstanding problem of trip by bus that become of electric quantity consumption of mobile phone.The appearance of portable power source charges the phone and brings glad tidings, but along with the growing with each passing day of mobile phone power consumption amount, and battery of mobile phone and portable power source more and more can not meet the go on a journey requirement of the dynamo-electric amount of opponent of people.
Summary of the invention
The problem and the deficiency that for above-mentioned prior art, exist, the utility model provides a kind of bus solar mobile phone charging device.This device utilizes the principle of solar energy power generating, with Single-chip Controlling, is charge in batteries, and then electric energy in storage battery is supplied with to the passenger's that usb data line connects mobile phone, not only utilizes solar energy, has also alleviated people's difficult problem of charging of going on a journey; And the utility model adds charge-discharge protection circuit, can prolonging service life of battery, stablize charging/discharging voltage, the utility model is achieved through the following technical solutions.
A kind of bus solar mobile phone charging device, comprise singlechip controller 1, charge-discharge protection circuit 2, optocoupler drive circuit 3, LCD display circuit 4, A/D conversion circuit 5, data storage circuitry 6, USB charging circuit 7, warning circuit 8, indicator light 9, solar panel 10, lead acid accumulator 11, described singlechip controller 1 respectively with charge-discharge protection circuit 2, optocoupler drive circuit 3, LCD display circuit 4, A/D conversion circuit 5, data storage circuitry 6, warning circuit 8, indicator light 9 connects, optocoupler drive circuit 3 other ends are connected with charge-discharge protection circuit 2, charge-discharge protection circuit 2 is connected with USB charging circuit 7, charge-discharge protection circuit 2 is controlled the charge and discharge process of solar panel 10 and lead acid accumulator 11.
Described charge-discharge protection circuit 2 comprises test resistance R1, test LED lamp D7, anti-reverse charging diode D1, two filter capacitor C1, C2, voltage-stabiliser tube D2, sustained diode 3, two MOSFET pipes Q1, Q2, two divider resistance R2, R4.In parallel with solar panel after test resistance R1 and test LED lamp D7 series connection; After filter capacitor C2 is connected to anti-reverse charging diode D1, MOSFET pipe Q1 mono-termination filter capacitor C2 negative pole, one end connects battery terminal negative, in parallel with filter capacitor C1, voltage-stabiliser tube D2, sustained diode 3 after divider resistance R2, R4 series connection, MOSFET pipe Q2 mono-termination filter capacitor C1, voltage-stabiliser tube D2, sustained diode 3 parallel circuitss, one end is connected with USB charging circuit 7.
Circuit after described lead acid accumulator 11 is connected with divider resistance R2, R4 is connected in parallel.
Described USB charging circuit 7 outputs are connected with USB interface.
The principle of this bus solar mobile phone charging device is: first solar panel 10 is placed in to public transport roof, then the analogue data that the voltage of lead acid accumulator 11 obtains sampling is input in singlechip controller 1 and processes through A/D conversion circuit 5, simultaneously, singlechip controller 1 is controlled in LCD display circuit 4 and is shown digital voltage, also data being inputted to data storage circuitry 6 preserves in real time, singlechip controller 1 is exported control signal under the control of software program, through the MOSEFT of optocoupler drive circuit 3 pipe, opens and closes and controls charge-discharge circuit 2.
The beneficial effects of the utility model are: can allow people to mobile phone, charge in time when taking bus, effectively solve that passenger's mobile phone every day electric weight exhausts and the problem that cannot use.If need charging, only need data wire one end to connect mobile phone, one end connects USB interface, then presses charge switch, can charge the phone.
Accompanying drawing explanation
Fig. 1 is the utility model circuit block diagram;
Fig. 2 is the utility model singlechip controller 1 circuit diagram;
Fig. 3 is the utility model charge-discharge protection circuit 2 circuit diagrams;
Fig. 4 is the utility model optocoupler drive circuit 3 circuit diagrams;
Fig. 5 is the utility model LCD electricity display circuit 4 circuit diagrams;
Fig. 6 is the utility model A/D conversion circuit 5 circuit diagrams;
Fig. 7 is the utility model data storage circuitry 6 circuit diagrams;
Fig. 8 is the utility model USB charging circuit 7 circuit diagrams;
Fig. 9 is the utility model warning circuit 8 circuit diagrams;
Figure 10 is the utility model indicator light 9 circuit diagrams.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, this bus solar mobile phone charging device, comprise singlechip controller 1, charge-discharge protection circuit 2, optocoupler drive circuit 3, LCD display circuit 4, A/D conversion circuit 5, data storage circuitry 6, USB charging circuit 7, warning circuit 8, indicator light 9, solar panel 10, lead acid accumulator 11, described singlechip controller 1 respectively with charge-discharge protection circuit 2, optocoupler drive circuit 3, LCD display circuit 4, A/D conversion circuit 5, data storage circuitry 6, warning circuit 8, indicator light 9 connects, optocoupler drive circuit 3 other ends are connected with charge-discharge protection circuit 2, charge-discharge protection circuit 2 is connected with USB charging circuit 7, charge-discharge protection circuit 2 is controlled the charge and discharge process of solar panel 10 and lead acid accumulator 11.
Wherein charge-discharge protection circuit 2 comprises test resistance R1, test LED lamp D7, anti-reverse charging diode D1, two filter capacitor C1, C2, voltage-stabiliser tube D2, sustained diode 3, two MOSFET pipe Q1, Q2, two divider resistance R2, R4, in parallel with solar panel after test resistance R1 and test LED lamp D7 series connection, after filter capacitor C2 is connected to anti-reverse charging diode D1, MOSFET pipe Q1 mono-termination filter capacitor C2 negative pole, one end connects battery terminal negative, divider resistance R2, R4 connects afterwards and filter capacitor C1, voltage-stabiliser tube D2, sustained diode 3 parallel connections, MOSFET pipe Q2 mono-termination filter capacitor C1, voltage-stabiliser tube D2, sustained diode 3 parallel circuitss, one end is connected with USB charging circuit 7 inputs, circuit after described lead acid accumulator 11 is connected with divider resistance R2, R4 is connected in parallel.
As shown in Fig. 2 to 10, singlechip controller 1 comprises STC89C52 single-chip microcomputer main control chip, crystal oscillating circuit and reset circuit; Charge-discharge protection circuit 2 comprises charge protector and discharge protection circuit; The resistance that optocoupler drive circuit 3 comprises optocoupler, triode and the work of driving triode; What LCD display circuit 4 used is 12864 liquid crystal; A/D conversion circuit 5 is used ADC0804 digital-to-analogue to transform chip; The memory cell that data storage circuitry 6 is used is EEPROM24CO2 chip; USB charging circuit 7 adopts LM1117 chip and USB interface; What warning circuit 8 was used is buzzer; The LED lamp of three different colours of indicator light 9 application represents respectively to charge normal, overcharge and cross the state of putting; Solar panel 10 is selected the solar panels of power output 30W left and right; Lead acid accumulator 11 adopts the high-capacity lead-acid maintenance free cell of 15V;
As shown in Figure 2, above-mentioned singlechip controller 1 acp chip is selected 8 STC89C52 of STC Corporation, the analogue data that the voltage sample of lead acid accumulator 11 obtains is input in STC89C52 and processes through A/D conversion circuit 5, simultaneously, single-chip microcomputer STC89C52 controls 12864 liquid crystal display digital voltages in LCD display circuit 4, also data being inputted to the 24C02 chip of data storage circuitry 6 preserves in real time, single-chip microcomputer STC89C52 exports control signal under the control of software program, through the MOSEFT of optocoupler drive circuit 3 pipe, open and close and control charge-discharge circuit 2, the crystal oscillator of singlechip controller 1 and condenser network can make STC89C52 normally work, reset circuit works when starting or restarting singlechip controller,
As shown in Figure 3, the diode D1 in above-mentioned charge-discharge protection circuit 2 is in order to prevent counter filling, when the cloudy day or evening lead acid accumulator voltage during higher than the voltage of solar panel, D1 comes into force, and can prevent lead acid accumulator current direction solar panel.Circuit after lead acid accumulator 11 is connected with divider resistance R2, R4 is connected in parallel.Capacitor C 2 is the voltage filter of solar panel output, make solar panel more stable to lead acid battery charge; Capacitor C 1 is by the voltage filter of lead acid accumulator output, to guarantee the stability of USB charging circuit; Voltage-stabiliser tube D2 is used for lead acid accumulator to carry out pressure stabilization function; When user is during by lead acid accumulator reversal connection, sustained diode 3 can be carried out afterflow, thereby protection charge-discharge circuit is not destroyed, and when lead acid storage battery cell voltage being detected lower than 12V, charge mode is for filling soon, the complete conducting state of Q1; When lead acid storage battery cell voltage being detected when 12V arrives 14.5V, charge mode is floating charge; When lead acid storage battery cell voltage being detected and be 15V, Q1 cut-off, stops charging, and Q2 also closes simultaneously, and USB charging circuit cuts out; When the voltage that lead acid accumulator detected is during lower than 10.8V, Q2 closes, and stops electric discharge.;
As shown in Figure 4, in above-mentioned optocoupler drive circuit 3, when charging control signal PWM is low level, not conducting of optocoupler PC817, makes connected circuit isolation, output K1 high level, and charging circuit is opened; When charge controller signal pwm signal is while being high, optocoupler PC817 photophore emits beam and is radiated on light-receiving device, optocoupler PC187 conducting, and output K1 low level, charging circuit cuts out; When discharge control signal FUZAI is low level, optocoupler PC817 makes connect two terminal circuit isolation, and be equivalent to switch and disconnect, output K2 high level, discharge circuit is opened; When discharge controller signal FUZAI signal is while being high, optocoupler PC817 photophore emits beam and is radiated on light-receiving device, light-receiving device conducting, and output K2 low level, discharge circuit cuts out.
As shown in Figure 6, the analog voltage signal of the lead acid accumulator that the ADIN input in above-mentioned A/D conversion circuit 5 gathers, changes into digital signal in ADC0804 inside, outputs to the P1 mouth of single-chip microcomputer STC89C52, and single-chip microcomputer STC89C52 processes digital signal;
As shown in Figure 8, the output of input connection layout 3 charge-discharge protection circuits of LM1117 in above-mentioned USB charging circuit 7, through LM1117 stable output+5V voltage is for charging the phone.

Claims (3)

1. a bus solar mobile phone charging device, it is characterized in that: comprise singlechip controller (1), charge-discharge protection circuit (2), optocoupler drive circuit (3), LCD display circuit (4), A/D conversion circuit (5), data storage circuitry (6), USB charging circuit (7), warning circuit (8), indicator light (9), solar panel (10), lead acid accumulator (11), described singlechip controller (1) respectively with charge-discharge protection circuit (2), optocoupler drive circuit (3), LCD display circuit (4), A/D conversion circuit (5), data storage circuitry (6), warning circuit (8), indicator light (9) connects, optocoupler drive circuit (3) other end is connected with charge-discharge protection circuit (2), charge-discharge protection circuit (2) is connected with USB charging circuit (7), charge-discharge protection circuit (2) is controlled the charge and discharge process of solar panel (10) and lead acid accumulator (11).
2. bus solar mobile phone charging device according to claim 1, it is characterized in that: described charge-discharge protection circuit (2) comprises test resistance (R1), test LED lamp (D7), anti-reverse charging diode (D1), two filter capacitor (C1, C2), voltage-stabiliser tube (D2), fly-wheel diode (D3), two MOSFET pipe (Q1, Q2), two divider resistance (R2, R4), in parallel with solar panel after test resistance (R1) and test LED lamp (D7) series connection, filter capacitor (C2) is connected to anti-reverse charging diode (D1) afterwards, MOSFET manages (Q1) termination filter capacitor (C2) negative pole, one end connects battery terminal negative, divider resistance (R2, R4) series connection after and filter capacitor (C1), voltage-stabiliser tube (D2), fly-wheel diode (D3) parallel connection, MOSFET manages (Q2) termination filter capacitor (C1), voltage-stabiliser tube (D2), fly-wheel diode (D3) parallel circuits, one end is connected with USB charging circuit (7).
3. bus solar mobile phone charging device according to claim 1, is characterized in that: described USB charging circuit (7) output is connected with USB interface.
CN201420023696.5U 2014-01-15 2014-01-15 Bus solar mobile phone charging device Expired - Fee Related CN203747449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420023696.5U CN203747449U (en) 2014-01-15 2014-01-15 Bus solar mobile phone charging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420023696.5U CN203747449U (en) 2014-01-15 2014-01-15 Bus solar mobile phone charging device

Publications (1)

Publication Number Publication Date
CN203747449U true CN203747449U (en) 2014-07-30

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106504676A (en) * 2015-09-07 2017-03-15 江苏爱福特科技开发有限公司 A kind of solar advertisement plate for charging the phone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106504676A (en) * 2015-09-07 2017-03-15 江苏爱福特科技开发有限公司 A kind of solar advertisement plate for charging the phone

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140730

Termination date: 20150115

EXPY Termination of patent right or utility model