CN104617606A - Charging and discharging circuits for solar laser pen - Google Patents
Charging and discharging circuits for solar laser pen Download PDFInfo
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- CN104617606A CN104617606A CN201310541569.4A CN201310541569A CN104617606A CN 104617606 A CN104617606 A CN 104617606A CN 201310541569 A CN201310541569 A CN 201310541569A CN 104617606 A CN104617606 A CN 104617606A
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Abstract
The invention discloses charging and discharging circuits for a solar laser pen. The charging and discharging circuits include a solar cell panel, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a first triode, a second triode, a rectifier diode, a first light emitting diode, a second light emitting diode, a voltage stabilizing diode, an accumulator, a capacitor, a switch, a first comparator and a second comparator, wherein the solar cell panel, the rectifier diode, the first triode, the accumulator, the first light emitting diode and the first comparator form a charging circuit; the voltage stabilizing diode, the second comparator, the second light emitting diode and the second triode form a discharging circuit. The charging and discharging circuits for the solar laser pen provided by the invention can effectively prevent the accumulator from charging the solar cell panel reversely. When the accumulator is insufficient in electric quantity, the charging and discharging circuits are automatically turned off, and do not output to loads; when the accumulator is sufficient in electric quantity, the solar cell panel stops charging the accumulator, so that the accumulator is reasonably protected, and the accumulator is prevented from charging and discharging excessively.
Description
Technical field
The present invention relates to a kind of charge-discharge circuit for solar energy laser pen, particularly relate to a kind of charge-discharge circuit that automatically can control discharge and recharge for solar energy laser pen.
Background technology
Common laser pen uses dry cell, and cannot be filled energy in use procedure timely, and not know the dump energy of dry cell, the unexpected electricity deficiency of dry cell can be made troubles, and dry cell is not clean energy resource.The charge-discharge circuit of general solar energy laser pen does not have the protective circuit of solar panel and storage battery, causes accumulator super-charge to cross to put and reverse charging to solar panel.
Summary of the invention
Object of the present invention is just to provide a kind of charge-discharge circuit that automatically can control discharge and recharge for solar energy laser pen to solve the problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
Charge-discharge circuit for solar energy laser pen of the present invention, comprises solar panel, first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, 7th resistance, 8th resistance, first triode, second triode, rectifier diode, first light-emitting diode, second light-emitting diode, voltage stabilizing didoe, storage battery, electric capacity, switch, first comparator, second comparator and laser, described solar panel is used to provide charging input power, and the positive pole of described solar panel is connected with the first end of described first resistance, the second end of described first resistance simultaneously with the collector electrode of described first triode, the positive pole of described rectifier diode connects, the negative pole of described rectifier diode simultaneously with the positive pole of described storage battery, the first end of described electric capacity, the first end of described switch connects, the second end of described switch simultaneously with the cathode power supply input of described first comparator, the first end of described 3rd resistance, the first end of described 4th resistance, the first end of described 5th resistance, the positive pole of described second light-emitting diode, the positive pole of described laser connects, and the emitter of described first triode is connected with the first end of described second resistance, with the positive pole of described first light-emitting diode while of the base stage of described first triode, the output of described first comparator connects, the second end of described 3rd resistance simultaneously with the in-phase input end of described first comparator, the first end of described 6th resistance connects, the second end of described 4th resistance simultaneously with the inverting input of described first comparator, the negative pole of described voltage stabilizing didoe, the inverting input of described second comparator connects, the second end of described 5th resistance simultaneously with the in-phase input end of described second comparator, the first end of described 7th resistance connects, the output of described second comparator simultaneously with the negative pole of described second light-emitting diode, the base stage of described second triode connects, the negative pole of described solar panel simultaneously with the second end of described second resistance, the negative pole of described storage battery, second end of described electric capacity, the negative pole of described first light-emitting diode, the negative power supply input of described first comparator, second end of described 6th resistance, the positive pole of described voltage stabilizing didoe, second end of described 7th resistance, the first end of described 8th resistance connects, and the second end of described 8th resistance is connected with the emitter of described second triode, and the collector electrode of described second triode is connected with the negative pole of described laser.
Beneficial effect of the present invention is:
Charge-discharge circuit for solar energy laser pen of the present invention, can effectively prevent storage battery to the reverse charging of solar panel.This charge-discharge circuit, when storage battery quantity not sufficient, automatically shuts down discharge circuit, no longer exports load; When accumulator electric-quantity is sufficient, stops solar panel to the charging of storage battery, reasonably protect storage battery, prevent the super-charge super-discharge electricity of storage battery.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the present invention for the charge-discharge circuit of solar energy laser pen.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, the charge-discharge circuit for solar energy laser pen of the present invention, comprises solar panel Bs, first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, 6th resistance R6, 7th resistance R7, 8th resistance R8, first triode Q1, second triode Q2, rectifier diode Do, first light-emitting diode Dl1, second light-emitting diode Dl2, voltage stabilizing didoe Dz, storage battery Bv, electric capacity C, K switch, first comparator A1, second comparator A2 and laser La, solar panel Bs is used to provide charging input power, and the positive pole of solar panel Bs is connected with the first end of the first resistance R1, second end of the first resistance R1 simultaneously with the collector electrode of the first triode Q1, the positive pole of rectifier diode Do connects, the negative pole of rectifier diode Do simultaneously with the positive pole of storage battery Bv, the first end of electric capacity C, the first end of K switch connects, the second end of K switch simultaneously with the cathode power supply input of the first comparator A1, the first end of the 3rd resistance R3, the first end of the 4th resistance R4, the first end of the 5th resistance R5, the positive pole of the second light-emitting diode Bl1, the positive pole of laser La connects, and the emitter of the first triode Q1 is connected with the first end of the second resistance R2, with the positive pole of the first light-emitting diode Bl1 while of the base stage of the first triode Q1, the output of the first comparator A1 connects, second end of the 3rd resistance R3 simultaneously with the in-phase input end of the first comparator A1, the first end of the 6th resistance R6 connects, second end of the 4th resistance R4 simultaneously with the inverting input of the first comparator A1, the negative pole of voltage stabilizing didoe Dz, the inverting input of the second comparator A2 connects, second end of the 5th resistance R5 simultaneously with the in-phase input end of the second comparator A2, the first end of the 7th resistance R7 connects, the output of the second comparator A2 simultaneously with the negative pole of the second light-emitting diode Bl2, the base stage of the second triode Q2 connects, the negative pole of solar panel Bs simultaneously with second end of the second resistance R2, the negative pole of storage battery Bv, second end of electric capacity C, the negative pole of the first light-emitting diode Bl1, the negative power supply input of the first comparator A1, second end of the 6th resistance R6, the positive pole of voltage stabilizing didoe Dz, second end of the 7th resistance R7, the first end of the 8th resistance R8 connects, and second end of the 8th resistance R8 is connected with the emitter of the second triode Q2, and the collector electrode of the second triode Q2 is connected with the negative pole of laser La.
Charge-discharge circuit for solar energy laser pen of the present invention, solar panel Bs, first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 6th resistance R6, rectifier diode Do, first triode Q1, storage battery Bv, electric capacity C, first light-emitting diode Dl1 and the first comparator A1 forms charging circuit, after storage battery Bv abundance, through the 3rd resistance R3 and the 6th resistance R6 dividing potential drop, first comparator A1 exports high level, now the first light-emitting diode Dl1 luminescence instruction electricity is sufficient, now the first triode Q1 conducting, solar panel is through the first resistance R1 and the second resistance R2 dividing potential drop, the input voltage of charging reduces, rectifier diode is oppositely ended, electric current is through the first resistance R1, second resistance R2 and the first triode Q1 discharges, realize the additives for overcharge protection of storage battery Bv and prevent to solar panel reverse charge.Voltage stabilizing didoe Dz, the 5th resistance R5, the 7th resistance R7, the 8th resistance R8, the second comparator A2, the second light-emitting diode Dl2 and the second triode Q2 form discharge circuit; storage battery Bv electricity is too low; K switch conducting; voltage is through the 5th resistance R5 and the 7th resistance R7 dividing potential drop; second comparator A2 output low level, now the second light-emitting diode Dl2 luminescence instruction electricity is not enough, and now the second triode Q2 ends; power to laser La, realize the over to storage battery Bv.
Claims (1)
1. for a charge-discharge circuit for solar energy laser pen, it is characterized in that: comprise solar panel, first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, 7th resistance, 8th resistance, first triode, second triode, rectifier diode, first light-emitting diode, second light-emitting diode, voltage stabilizing didoe, storage battery, electric capacity, switch, first comparator, second comparator and laser, described solar panel is used to provide charging input power, and the positive pole of described solar panel is connected with the first end of described first resistance, the second end of described first resistance simultaneously with the collector electrode of described first triode, the positive pole of described rectifier diode connects, the negative pole of described rectifier diode simultaneously with the positive pole of described storage battery, the first end of described electric capacity, the first end of described switch connects, the second end of described switch simultaneously with the cathode power supply input of described first comparator, the first end of described 3rd resistance, the first end of described 4th resistance, the first end of described 5th resistance, the positive pole of described second light-emitting diode, the positive pole of described laser connects, and the emitter of described first triode is connected with the first end of described second resistance, with the positive pole of described first light-emitting diode while of the base stage of described first triode, the output of described first comparator connects, the second end of described 3rd resistance simultaneously with the in-phase input end of described first comparator, the first end of described 6th resistance connects, the second end of described 4th resistance simultaneously with the inverting input of described first comparator, the negative pole of described voltage stabilizing didoe, the inverting input of described second comparator connects, the second end of described 5th resistance simultaneously with the in-phase input end of described second comparator, the first end of described 7th resistance connects, the output of described second comparator simultaneously with the negative pole of described second light-emitting diode, the base stage of described second triode connects, the negative pole of described solar panel simultaneously with the second end of described second resistance, the negative pole of described storage battery, second end of described electric capacity, the negative pole of described first light-emitting diode, the negative power supply input of described first comparator, second end of described 6th resistance, the positive pole of described voltage stabilizing didoe, second end of described 7th resistance, the first end of described 8th resistance connects, and the second end of described 8th resistance is connected with the emitter of described second triode, and the collector electrode of described second triode is connected with the negative pole of described laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310541569.4A CN104617606A (en) | 2013-11-05 | 2013-11-05 | Charging and discharging circuits for solar laser pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310541569.4A CN104617606A (en) | 2013-11-05 | 2013-11-05 | Charging and discharging circuits for solar laser pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104617606A true CN104617606A (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310541569.4A Pending CN104617606A (en) | 2013-11-05 | 2013-11-05 | Charging and discharging circuits for solar laser pen |
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| CN (1) | CN104617606A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578660A (en) * | 2016-02-15 | 2016-05-11 | 黄鹂 | Anti-overcharge anti-overdischarge light-operated LED lighting device |
| CN112186832A (en) * | 2020-09-07 | 2021-01-05 | 安徽绿沃循环能源科技有限公司 | Lithium battery charging and discharging indicating circuit |
-
2013
- 2013-11-05 CN CN201310541569.4A patent/CN104617606A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578660A (en) * | 2016-02-15 | 2016-05-11 | 黄鹂 | Anti-overcharge anti-overdischarge light-operated LED lighting device |
| CN112186832A (en) * | 2020-09-07 | 2021-01-05 | 安徽绿沃循环能源科技有限公司 | Lithium battery charging and discharging indicating circuit |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150513 |