CN104467056A - Charging circuit - Google Patents
Charging circuit Download PDFInfo
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- CN104467056A CN104467056A CN201310440240.9A CN201310440240A CN104467056A CN 104467056 A CN104467056 A CN 104467056A CN 201310440240 A CN201310440240 A CN 201310440240A CN 104467056 A CN104467056 A CN 104467056A
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Abstract
The embodiment of the invention discloses a charging circuit which comprises a control module, an indicating module, a protection module and an adjusting module. The control module is connected with the voltage output end of a solar cell panel and a cell, and used for receiving voltages output by the solar cell panel, charging the cell, detecting the voltage of the cell and outputting corresponding indicating signals according to the voltage of the cell. The indicating module is connected with the voltage output end of the solar cell panel and the control module, and used for receiving the indicating signals, and indicating the charging state of the cell. The protection module is connected with the control module and the cell, and used for outputting corresponding electric signals to the control module when the temperature of the cell rises, so that the control module automatically adjusts charging currents or suspends charging. The adjusting module is connected with the control module and the ground, and used for adjusting the charging currents of the cell manually. Through the charging circuit, solar energy can be conveniently utilized for charging the cell, and the outdoor use needs of a user for equipment are met.
Description
Technical field
The present invention relates to electronic applications, particularly relate to a kind of charging circuit.
Background technology
Along with the fast development of electronic technology, the life of people more and more be unable to do without various electronic product, such as camera, smart mobile phone, panel computer etc., and these products have all brought a lot of facility in work, life or amusement.But along with the continuous lifting of electronic product function and performance, the performance of battery is but still stagnated, and brings inconvenience like this to user.Especially when user travels outdoors or go on business, usually occur that communication apparatus or cells in notebook computer electricity exhaust, but need photographing camera not have emergency or the difficult situation of electricity.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of charging circuit.Solar energy can be utilized easily to charge for battery, meet the outdoor user demand of equipment of user.
In order to solve the problems of the technologies described above, embodiments provide a kind of charging circuit, comprising:
Control module, is connected with the voltage output end of solar panel and battery, for receiving the voltage that described solar panel exports, for described battery charges, and detecting cell voltage, exporting corresponding index signal according to described cell voltage;
Indicating module, being connected with the voltage output end of described solar panel and described control module, for receiving described index signal, indicating the charged state of described battery;
Protection module, is connected with described control module and battery, for when the temperature of described battery raises, exports the corresponding signal of telecommunication to described control module, so that described control module automatically adjusts charging current or suspends charging;
Adjusting module, is connected, for manually adjusting the charging current of described battery with described control module and ground.
Wherein, described control module comprises single-chip microcomputer, the voltage output end of solar panel described in the power input of described single-chip microcomputer and enable input termination, the battery terminal connections of described single-chip microcomputer connects the positive pole of described battery, the negative pole of described battery connects the input of described protection module, the temperature detection input of single-chip microcomputer described in the output termination of described protection module, the first input end of indicating module described in the charging complete instruction termination of described single-chip microcomputer, the second input indicating indicating module described in termination is carried out in charging, charging current arranges adjusting module described in termination, earth terminal ground connection.
Wherein, described indicating module comprises the first Light-Emitting Diode and the second light-emitting diode, the positive pole of described first Light-Emitting Diode connects the voltage output end of described solar cell, negative pole is as the first input end of described indicating module, connect described control module, the positive pole of described second Light-Emitting Diode connects the voltage output end of described solar panel, and negative pole, as the second input of described indicating module, connects described control module.
Wherein, described indicating module also comprises the first divider resistance and the second divider resistance, the negative pole of the first Light-Emitting Diode described in described first divider resistance one termination, control module described in another termination, the negative pole of the second Light-Emitting Diode described in described second divider resistance one termination, control module described in another termination.
Wherein, the light that described first Light-Emitting Diode sends is ruddiness, and the light that described second Light-Emitting Diode sends is green glow.
Wherein, described protection module comprises thermistor, and the negative pole of battery described in a termination of described thermistor, the other end, as the output of described protection module, connects described control module.
Wherein, described adjusting module comprises adjustable resistance, control module described in a termination of described adjustable resistance, other end ground connection.
Wherein, described circuit also comprises:
First filter capacitor, the second filter capacitor and the 3rd divider resistance, the common node of described first filter capacitor first end and described 3rd divider resistance first end connects the voltage output end of described solar cell, second end ground connection of described first filter capacitor, control module and described indicating module described in second termination of described 3rd divider resistance, the positive pole of battery described in first termination of described second filter capacitor, the second end ground connection.
Wherein, described circuit also comprises:
4th divider resistance and the 5th divider resistance; second end of the 3rd divider resistance described in first termination of described 4th divider resistance; the first end of the 5th divider resistance described in second termination of described 4th divider resistance; second end ground connection of described 5th divider resistance, the common node of described 4th divider resistance and described 5th divider resistance connects the common node of described control module and described protection module.
Wherein, the model of described single-chip microcomputer is AP5056.
Implement the embodiment of the present invention, there is following beneficial effect:
Absorb solar energy by portable type solar energy cell panel and export to control module, by control module be battery charge and detect cell voltage export index signal, so that the charged state of indicating module pilot cell, and arrange protection module indicate when battery excess temperature control module automatically adjust charging current or suspend charging, adjusting module is set again for manually adjusting the charging current of battery, guarantee that the safety of battery is useful life, whole circuit structure is simple, stable performance, be easy to carry, be that the equipment of user charges in time when user can be facilitated to be badly in need of electricity consumption out of doors.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the connection diagram of the first embodiment of charging circuit of the present invention;
Fig. 2 is the circuit diagram of the second embodiment of charging circuit of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, be the connection diagram of the first embodiment of charging circuit of the present invention, in the present embodiment, described circuit comprises: control module 1, indicating module 2, protection module 3, adjusting module 4.
Control module 1, is connected with the voltage output end of solar panel and battery, for receiving the voltage that described solar panel exports, for described battery charges, and detecting cell voltage, exporting corresponding index signal according to described cell voltage;
Indicating module 2, being connected with the voltage output end of described solar panel and described control module 1, for receiving described index signal, indicating the charged state of described battery;
Protection module 3, is connected with described control module 1 and battery, for when the temperature of described battery raises, exports the corresponding signal of telecommunication to described control module 1, so that described control module 1 adjustment charging current or time-out charging automatically;
Adjusting module 4, is connected, for manually adjusting the charging current of described battery with described control module 1 and ground.
Absorb solar energy by portable type solar energy cell panel and export to control module, by control module be battery charge and detect cell voltage export index signal, so that the charged state of indicating module pilot cell, and arrange protection module indicate when battery excess temperature control module automatically adjust charging current or suspend charging, adjusting module is set again for manually adjusting the charging current of battery, guarantee that the safety of battery is useful life, whole circuit structure is simple, stable performance, be easy to carry, be that the equipment of user charges in time when user can be facilitated to be badly in need of electricity consumption out of doors.
Please refer to Fig. 2, be the circuit diagram of the second embodiment of charging circuit of the present invention, in the present embodiment, described circuit comprises: control module, indicating module, protection module, adjusting module.
Described control module comprises single-chip microcomputer U1, power input i.e. the 4th pin and enable input i.e. the 8th pin of described single-chip microcomputer U1 meets the voltage output end VCC of described solar panel A, battery terminal connections i.e. the 5th pin of described single-chip microcomputer U1 connects the positive pole of described battery BT, the negative pole of described battery BT connects the input of described protection module, the temperature detection input of single-chip microcomputer U1 described in the output termination of described protection module i.e. the 1st pin, charging complete indication end i.e. the 6th pin of described single-chip microcomputer U1 connects the first input end of described indicating module, charging is carried out indication end i.e. the 7th pin and is connect the second input of described indicating module, charging current arranges end i.e. the 2nd pin and connects described adjusting module, earth terminal i.e. the 3rd pin ground connection.
Described indicating module comprises the first Light-Emitting Diode LED1 and the second LED 2, the positive pole of described first Light-Emitting Diode LED1 meets the voltage output end VCC of described solar cell A, negative pole is as the first input end of described indicating module, connect described control module, the positive pole of described second Light-Emitting Diode LED2 meets the voltage output end VCC of described solar panel A, negative pole, as the second input of described indicating module, connects described control module.
Preferably, described indicating module also comprises the first divider resistance R2 and the second divider resistance R3, the negative pole of the first Light-Emitting Diode LED1 described in described first divider resistance R2 mono-termination, control module described in another termination, the negative pole of the second Light-Emitting Diode LED2 described in described second divider resistance R3 mono-termination, control module described in another termination.
More preferably, the light that described first Light-Emitting Diode LED1 sends is ruddiness, and the light that described second Light-Emitting Diode LED2 sends is green glow.
Described protection module comprises thermistor NTC, and the negative pole of battery BT described in a termination of described thermistor NTC, the other end, as the output of described protection module, connects described control module.
Described adjusting module comprises adjustable resistance R5, control module described in a termination of described adjustable resistance R5, other end ground connection.
Described circuit can also comprise:
First filter capacitor C1, the second filter capacitor C2 and the 3rd divider resistance R1, the common node of described first filter capacitor C1 first end and described 3rd dividing potential drop R1 resistance first end meets the voltage output end VCC of described solar cell A, the second end ground connection of described first filter capacitor C1, control module and described indicating module described in second termination of described 3rd divider resistance R1, the positive pole of battery BT described in first termination of described second filter capacitor C2, the second end ground connection.
Described circuit can also comprise:
4th divider resistance R4 and the 5th divider resistance R6; second end of the 3rd divider resistance R1 described in first termination of described 4th divider resistance R4; the first end of the 5th divider resistance R6 described in second termination of described 4th divider resistance R4; the second end ground connection of described 5th divider resistance R6, the common node of described 4th divider resistance R4 and described 5th divider resistance R6 connects the common node of described control module and described protection module.
The model of described single-chip microcomputer U1 is AP5056.It applies maturation, and stable performance is cheap.
The course of work of whole charging circuit is as follows:
After single-chip microcomputer U1 and solar panel A is connected by interface, the power input pin of single-chip microcomputer U1 is connected with the voltage output end VCC of solar panel, both grounding leg ground connection GND.Under solar panel is placed in sunlight, cell panel is converted into electric energy solar energy, VCC output HIGH voltage, and GND is low-voltage, by filter capacitor C1 filtering, is supplied to U1 after R3 dividing potential drop current limliting, for U1 work provides electric energy.During charging, indication end " CHRG " is carried out in U1 charging is low level, and green state indicator light LED2 lights, and represents and charges.Charging complete indication end " STDBY " output low level when charging is complete, red status indicator light LED1 lights, and represents charging complete.
When charging current is excessive, thermistor NTC resistance raises, and charging current reduces, and prevents battery current excessive and generates heat.R5 is variable resistor, can according to battery capacity size adjustment charging current.
It should be noted that, each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment identical similar part mutually see.For device embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
By the description of above-described embodiment, the present invention has the following advantages:
Absorb solar energy by portable type solar energy cell panel and export to control module, by control module be battery charge and detect cell voltage export index signal, so that the charged state of indicating module pilot cell, and arrange protection module indicate when battery excess temperature control module automatically adjust charging current or suspend charging, adjusting module is set again for manually adjusting the charging current of battery, guarantee that the safety of battery is useful life, whole circuit structure is simple, stable performance, be easy to carry, be that the equipment of user charges in time when user can be facilitated to be badly in need of electricity consumption out of doors.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory is called for short ROM) or random store-memory body (Random Access Memory is called for short RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (10)
1. a charging circuit, is characterized in that, comprising:
Control module, is connected with the voltage output end of solar panel and battery, for receiving the voltage that described solar panel exports, for described battery charges, and detecting cell voltage, exporting corresponding index signal according to described cell voltage;
Indicating module, being connected with the voltage output end of described solar panel and described control module, for receiving described index signal, indicating the charged state of described battery;
Protection module, is connected with described control module and battery, for when the temperature of described battery raises, exports the corresponding signal of telecommunication to described control module, so that described control module automatically adjusts charging current or suspends charging;
Adjusting module, is connected, for manually adjusting the charging current of described battery with described control module and ground.
2. circuit as claimed in claim 1, it is characterized in that, described control module comprises single-chip microcomputer, the voltage output end of solar panel described in the power input of described single-chip microcomputer and enable input termination, the battery terminal connections of described single-chip microcomputer connects the positive pole of described battery, the negative pole of described battery connects the input of described protection module, the temperature detection input of single-chip microcomputer described in the output termination of described protection module, the first input end of indicating module described in the charging complete instruction termination of described single-chip microcomputer, the second input indicating indicating module described in termination is carried out in charging, charging current arranges adjusting module described in termination, earth terminal ground connection.
3. circuit as claimed in claim 1, it is characterized in that, described indicating module comprises the first Light-Emitting Diode and the second light-emitting diode, the positive pole of described first Light-Emitting Diode connects the voltage output end of described solar cell, negative pole, as the first input end of described indicating module, connects described control module, and the positive pole of described second Light-Emitting Diode connects the voltage output end of described solar panel, negative pole, as the second input of described indicating module, connects described control module.
4. circuit as claimed in claim 3, it is characterized in that, described indicating module also comprises the first divider resistance and the second divider resistance, the negative pole of the first Light-Emitting Diode described in described first divider resistance one termination, control module described in another termination, the negative pole of the second Light-Emitting Diode described in described second divider resistance one termination, control module described in another termination.
5. circuit as claimed in claim 4, it is characterized in that, the light that described first Light-Emitting Diode sends is ruddiness, and the light that described second Light-Emitting Diode sends is green glow.
6. circuit as claimed in claim 1, it is characterized in that, described protection module comprises thermistor, and the negative pole of battery described in a termination of described thermistor, the other end, as the output of described protection module, connects described control module.
7. circuit as claimed in claim 1, it is characterized in that, described adjusting module comprises adjustable resistance, control module described in a termination of described adjustable resistance, other end ground connection.
8. the circuit as described in any one of claim 1-7, is characterized in that, described circuit also comprises:
First filter capacitor, the second filter capacitor and the 3rd divider resistance, the common node of described first filter capacitor first end and described 3rd divider resistance first end connects the voltage output end of described solar cell, second end ground connection of described first filter capacitor, control module and described indicating module described in second termination of described 3rd divider resistance, the positive pole of battery described in first termination of described second filter capacitor, the second end ground connection.
9. circuit as claimed in claim 8, it is characterized in that, described circuit also comprises:
4th divider resistance and the 5th divider resistance; second end of the 3rd divider resistance described in first termination of described 4th divider resistance; the first end of the 5th divider resistance described in second termination of described 4th divider resistance; second end ground connection of described 5th divider resistance, the common node of described 4th divider resistance and described 5th divider resistance connects the common node of described control module and described protection module.
10. circuit as claimed in claim 2, it is characterized in that, the model of described single-chip microcomputer is AP5056.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310440240.9A CN104467056A (en) | 2013-09-25 | 2013-09-25 | Charging circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310440240.9A CN104467056A (en) | 2013-09-25 | 2013-09-25 | Charging circuit |
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|---|---|
| CN104467056A true CN104467056A (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310440240.9A Pending CN104467056A (en) | 2013-09-25 | 2013-09-25 | Charging circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551198A (en) * | 2018-06-27 | 2018-09-18 | 大唐终端技术有限公司 | A kind of charging indication and indicating means |
| CN108736559A (en) * | 2017-04-24 | 2018-11-02 | 西华大学 | A kind of solar storage battery charging-discharging controller based on memristor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090196041A1 (en) * | 2008-02-05 | 2009-08-06 | Joseph Peter D | Energy efficient light |
| CN103078387A (en) * | 2013-01-31 | 2013-05-01 | 广州瀚诚电子产品有限公司 | Wireless microphone-charging method and charging circuit |
-
2013
- 2013-09-25 CN CN201310440240.9A patent/CN104467056A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090196041A1 (en) * | 2008-02-05 | 2009-08-06 | Joseph Peter D | Energy efficient light |
| CN103078387A (en) * | 2013-01-31 | 2013-05-01 | 广州瀚诚电子产品有限公司 | Wireless microphone-charging method and charging circuit |
Non-Patent Citations (1)
| Title |
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| 丁成功等: "便携式移动电源的研究与设计", 《伺服控制》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108736559A (en) * | 2017-04-24 | 2018-11-02 | 西华大学 | A kind of solar storage battery charging-discharging controller based on memristor |
| CN108551198A (en) * | 2018-06-27 | 2018-09-18 | 大唐终端技术有限公司 | A kind of charging indication and indicating means |
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Application publication date: 20150325 |