CN103311993A - Solar charger for cell phones - Google Patents
Solar charger for cell phones Download PDFInfo
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- CN103311993A CN103311993A CN2013102504732A CN201310250473A CN103311993A CN 103311993 A CN103311993 A CN 103311993A CN 2013102504732 A CN2013102504732 A CN 2013102504732A CN 201310250473 A CN201310250473 A CN 201310250473A CN 103311993 A CN103311993 A CN 103311993A
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- chip microcomputer
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- rechargeable battery
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Abstract
The invention discloses a solar charger for cell phones. The solar charger comprises a shell, a rechargeable battery, an output interface, a solar panel, sampling circuits, a power conversion circuit, an A/D (analog to digital) switching circuit, a single-chip microcomputer and a PWM (pulse-width modulation) control circuit, wherein the output interface is connected with the rechargeable battery, and the solar panel is located on the surface of the shell; the solar panel and the rechargeable battery are respectively connected to the A/D switching circuit through the sampling circuits; one end of the power conversion circuit is connected with the solar panel; the A/D switching circuit is connected with the single-chip microcomputer mutually; the other ends of the single-chip microcomputer and the power conversion circuit are respectively connected with the PWM control circuit connected with the rechargeable battery. Since the solar charger for the cell phones is movable, people can reasonably take advantages of surroundings when going out; solar energy can be converted into power to be stored in the rechargeable battery, so that energy conserving and recycling can be fully realized, use efficiency can be improved, and the solar charger is more convenient for the people to use.
Description
Technical field
The present invention relates to a kind of charger, particularly a kind of solar charger for mobile phone belongs to the technical field of Application of Solar Energy.
Background technology
Along with the development of the communication technology, mobile phone has become people's requisite instrument of communicating by letter.Because the carry-on property of mobile phone and convenience are so that it has been subjected to people's favor deeply, people have been accustomed to utilizing the mobile phone contact.Because the fuselage of mobile phone is little, the electric energy of its battery storage is limited, so that mobile phone need to be used in conjunction with charger when using.Traditional charger for mobile phone comprises housing, rechargeable battery, is arranged on the housing in addition and the output interface that is connected with rechargeable battery, charger is connected with the power supply of outside by the plug of self, need rechargeable at mobile phone, by connecting line mobile phone is connected with output interface on the housing, can connect with external power source, input by the battery that charger is changed in the backward mobile phone of corresponding electric energy, such charger is easy to use, simple to operate, but its same some problem that exist.Such charger is just as the transmission medium between power supply and the mobile phone, in the situation that people go out or indoorly do not have a power supply, people can't help cell-phone charging timely, and are high to the dependency degree of power supply, charger can't use after breaking away from power supply, affect the normal use of mobile phone.
At present, mobile charger is also arranged, it is in the situation that people have power supply to be full of electricity to rechargeable battery, in the situation that people are outside or do not have a power supply, the electric energy of storage can offer cell-phone charging in the charger, but it also easily consumes electric energy in the situation that often go out or do not have power supply, and the electric energy of its storage inside is limited, after having rushed, mobile phone also fails the timely electric energy of boost charge device inside, thereby charger fails to play recycling, rationally utilizes the characteristics of external environment condition, fail self to absorb the corresponding energy in the external environment condition, therefore, this charger service efficiency is not high, causes charging to have limitation.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, a kind of solar charger for mobile phone is provided, by on the basis of mobile charger, set up solar panel, so that people can rationally utilize surrounding enviroment when going out, solar energy is changed into power storage in the rechargeable battery of charger, fully realize the cycles, economized utilization.
The present invention specifically solves the problems of the technologies described above by the following technical solutions:
A kind of solar charger for mobile phone, comprise housing, rechargeable battery, the output interface that is connected with rechargeable battery, also comprise solar panel, sample circuit, power converting circuit, A/D change-over circuit, single-chip microcomputer, pwm control circuit, wherein said solar panel is positioned at the surface of housing; Described solar panel is connected with rechargeable battery by sample circuit and is connected with the A/D change-over circuit; One end of described power converting circuit is connected with solar panel; Described A/D change-over circuit and single-chip microcomputer interconnect; The other end of described single-chip microcomputer, power converting circuit is connected with pwm control circuit respectively; Described pwm control circuit is connected with rechargeable battery; Transfer to sample circuit after obtaining solar energy by described solar panel, described sample circuit transfers to the A/D change-over circuit after the solar energy that obtains is sampled; Described A/D change-over circuit changes into the solar energy that receives electric energy and is delivered to single-chip microcomputer; Described single-chip microcomputer is controlled pwm control circuit after receiving the signal of telecommunication after the conversion; Power storage after described pwm control circuit will be changed is to rechargeable battery.
As a kind of optimal technical scheme of the present invention: also comprise LCDs, described LCDs is connected with single-chip microcomputer.
As a kind of optimal technical scheme of the present invention: the place is provided with range sensor and light-emitting diode at described output interface, and described range sensor is connected with single-chip microcomputer; Described single-chip microcomputer is connected with light-emitting diode.
As a kind of optimal technical scheme of the present invention: also comprise voice prompting device, described voice prompting device is connected with single-chip microcomputer.
As a kind of optimal technical scheme of the present invention: be provided with resilient clamp section at described housing.
As a kind of optimal technical scheme of the present invention: described rechargeable battery is lithium battery.
As a kind of optimal technical scheme of the present invention: described single-chip microcomputer is 8051 type single-chip microcomputers.
The present invention adopts such scheme, can produce following technique effect:
Solar charger for mobile phone of the present invention, it uses solar panel and Acquisition Circuit, the A/D change-over circuit, single-chip microcomputer, pwm control circuit, realize light-electricity conversion by solar panel and circuit, with the conversion after power storage in rechargeable battery, after carrying out dc voltage conversion, gives in circuit charging mobile phone battery, and can after the battery charging is finished, automatically stop to charge and to charge to battery, rechargeable battery can adopt lithium battery, so that the longer service life of battery, bring great convenience to people, so that people can in time give the charger electric energy supplement automatically when going out, well realize the function of portable charger.Use 8051 type single-chip microcomputers so that corresponding speed is higher.And in charging process, show dump energy by LCDs, carry out voice suggestion by voice prompting device after charging is finished, thereby further strengthened the prompt facility of charger, guaranteed certain fail safe.
In this simultaneously, in the situation that insufficient light when using charger, can help illuminate output interface by range sensor and light-emitting diode, so that the connecting line of mobile phone can find output interface fast and accurately.When going out, for absorption solar energy that can be good, can resilient clamp section, so that charger can be clamped on the carry-on thing of dressing such as bag, clothes, thereby perform to maximum so that solar panel is exposed to the area of the sun, fully absorb solar energy, and conveniently deposit.Therefore, the service efficiency of this solar charger is improved, and can offer more easily people and use.
Description of drawings
Fig. 1 is the principle schematic of a kind of solar charger for mobile phone of the present invention.
Embodiment
Below in conjunction with Figure of description the specific embodiment of the present invention is described.
As shown in Figure 1, the present invention has designed a kind of solar charger for mobile phone, comprise housing, rechargeable battery, the output interface that is connected with rechargeable battery, also comprise solar panel, sample circuit, power converting circuit, A/D change-over circuit, single-chip microcomputer, pwm control circuit, wherein said solar panel is positioned at the surface of housing; Described solar panel is connected with rechargeable battery by sample circuit and is connected with the A/D change-over circuit; One end of described power converting circuit is connected with solar panel; Described A/D change-over circuit and single-chip microcomputer interconnect; The other end of described single-chip microcomputer, power converting circuit is connected with pwm control circuit respectively; Described pwm control circuit is connected with rechargeable battery; Transfer to sample circuit after obtaining solar energy by described solar panel, described sample circuit transfers to the A/D change-over circuit after the solar energy that obtains is sampled; Described A/D change-over circuit changes into the solar energy that receives electric energy and is delivered to single-chip microcomputer; Described single-chip microcomputer is controlled pwm control circuit after receiving the signal of telecommunication after the conversion; Power storage after described pwm control circuit will be changed is to rechargeable battery.
In charging process, can also show dump energy by LCDs.After finishing, charging carries out voice suggestion by the voice prompting device that is connected with single-chip microcomputer.In the situation that the pipeline deficiency is provided with range sensor and light-emitting diode at the output interface place, range sensor is connected with single-chip microcomputer, and single-chip microcomputer is connected with light-emitting diode.
Specific works process of the present invention is as follows: at first, in the situation that power supply is arranged, the plug that carries by charger is connected with external power source, and the turnover power storage realizes the electric power storage of rechargeable battery.In the situation that go out or there is not power supply, charger is positioned under the sun, utilize the solar panel of charger shell surface to absorb solar energy, hardware circuit to be powered as energy core take solar panel, control circuit is take single-chip microcomputer as core.Rechargeable battery can adopt lithium battery, so that battery is longer, uses 8051 type single-chip microcomputers so that corresponding speed is higher.Sampling and processing to data all adopts single-chip microcomputer to realize, single-chip microcomputer is controlled the sample circuit that is connected with solar panel on one side and is carried out solar energy acquisition, sample circuit feeds back to single-chip microcomputer with the Energy Transfer that gathers after the A/D change-over circuit converts corresponding electric energy to, single-chip microcomputer is controlled pwm control circuit after receiving the signal of telecommunication after the conversion, single-chip microcomputer is realized the control of circuit by pwm control circuit, the power storage after pwm control circuit will be changed is to rechargeable battery.In the situation that sunray is strong not, turnover gathers the sample circuit that single-chip microcomputer is connected with rechargeable battery by control to the electric energy in the rechargeable battery, and transfer to pwm control circuit and control, realization recycles electric energy, the electric energy of rechargeable battery is exported by output interface, has just finished the process of collection, conversion, control, storage.In charging process, can also show dump energy by LCDs, so that the user can in time grasp the electric weight situation of charger.Carry out voice suggestion by the voice prompting device that is connected with single-chip microcomputer after charging is finished, thereby further strengthened the prompt facility of charger.
In the situation that pipeline deficiency, be provided with range sensor and light-emitting diode at the output interface place, range sensor is connected with single-chip microcomputer, single-chip microcomputer is connected with light-emitting diode, when using this function, the distance of realization setpoint distance sensor sensing in single-chip microcomputer, as being one centimetre or other microspurs, can be so that the connecting line of mobile phone be when being positioned at the range sensor setting range, range sensor obtains induced signal, and by inputing to single-chip microcomputer after the conversion, single-chip microcomputer is then controlled light-emitting diode and is lighted, thereby, so that when insufficient light, use charger, can find fast and accurately output interface, save time.
When going out, for absorption solar energy that can be good, can resilient clamp section, resilient clamp section is arranged on the surface of housing, so that charger can be clamped on the carry-on thing of dressing such as bag, clothes, thereby perform to maximum so that solar panel is exposed to the area of the sun, fully absorb solar energy, and conveniently deposit.
Therefore, this solar charger is by on the basis of mobile charger, so that people can rationally utilize surrounding enviroment when going out, solar energy is changed into power storage in the rechargeable battery of charger, fully realize the cycles, economized utilization, service efficiency is improved, and can offer more easily people and use.
The above has done detailed description to embodiments of the present invention by reference to the accompanying drawings, but the present invention is not limited to above-mentioned execution mode, in the ken that those of ordinary skills possess, can also make a variety of changes under the prerequisite that does not break away from aim of the present invention.
Claims (7)
1. solar charger that is used for mobile phone, comprise housing, rechargeable battery, the output interface that is connected with rechargeable battery, it is characterized in that: also comprise solar panel, sample circuit, power converting circuit, A/D change-over circuit, single-chip microcomputer, pwm control circuit, wherein said solar panel is positioned at the surface of housing; Described solar panel is connected with rechargeable battery by sample circuit and is connected with the A/D change-over circuit; One end of described power converting circuit is connected with solar panel; Described A/D change-over circuit and single-chip microcomputer interconnect; The other end of described single-chip microcomputer, power converting circuit is connected with pwm control circuit respectively; Described pwm control circuit is connected with rechargeable battery; Transfer to sample circuit after obtaining solar energy by described solar panel, described sample circuit transfers to the A/D change-over circuit after the solar energy that obtains is sampled; Described A/D change-over circuit changes into the solar energy that receives electric energy and is delivered to single-chip microcomputer; Described single-chip microcomputer is controlled pwm control circuit after receiving the signal of telecommunication after the conversion; Power storage after described pwm control circuit will be changed is to rechargeable battery.
2. the solar charger for mobile phone according to claim 1, it is characterized in that: also comprise LCDs, described LCDs is connected with single-chip microcomputer.
3. the solar charger for mobile phone according to claim 1 and 2, it is characterized in that: the place is provided with range sensor and light-emitting diode at described output interface, and described range sensor is connected with single-chip microcomputer; Described single-chip microcomputer is connected with light-emitting diode.
4. the solar charger for mobile phone according to claim 1 and 2, it is characterized in that: also comprise voice prompting device, described voice prompting device is connected with single-chip microcomputer.
5. the solar charger for mobile phone according to claim 1 and 2 is characterized in that: be provided with resilient clamp section at described housing.
6. the solar charger for mobile phone according to claim 1 and 2, it is characterized in that: described rechargeable battery is lithium battery.
7. the solar charger for mobile phone according to claim 1 and 2, it is characterized in that: described single-chip microcomputer is 8051 type single-chip microcomputers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102504732A CN103311993A (en) | 2013-06-24 | 2013-06-24 | Solar charger for cell phones |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102504732A CN103311993A (en) | 2013-06-24 | 2013-06-24 | Solar charger for cell phones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103311993A true CN103311993A (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2013102504732A Withdrawn CN103311993A (en) | 2013-06-24 | 2013-06-24 | Solar charger for cell phones |
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| CN (1) | CN103311993A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160773A (en) * | 2016-08-19 | 2016-11-23 | 珠海格力电器股份有限公司 | A kind of wearable smart machine |
| CN111181218A (en) * | 2020-01-22 | 2020-05-19 | 维沃移动通信有限公司 | Charging prompting method, electronic device and medium |
Citations (7)
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|---|---|---|---|---|
| US4794272A (en) * | 1987-01-20 | 1988-12-27 | The Aerospace Corporation | Power regulator utilizing only battery current monitoring |
| CN2164599Y (en) * | 1993-04-10 | 1994-05-11 | 王永成 | Electricity charger with clamp |
| US5869949A (en) * | 1996-10-02 | 1999-02-09 | Canon Kabushiki Kaisha | Charging apparatus and charging system for use with an unstable electrical power supply |
| CN201741771U (en) * | 2010-06-28 | 2011-02-09 | 柳立 | Charger with voice reminding function |
| CN202503338U (en) * | 2012-03-15 | 2012-10-24 | 四川欧润特软件科技有限公司 | Intelligent solar energy mobile phone charger |
| CN102983598A (en) * | 2011-09-05 | 2013-03-20 | 赵良水 | Solar cell charge controller |
| CN203326651U (en) * | 2013-06-24 | 2013-12-04 | 无锡商业职业技术学院 | Solar charger for mobile phones |
-
2013
- 2013-06-24 CN CN2013102504732A patent/CN103311993A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4794272A (en) * | 1987-01-20 | 1988-12-27 | The Aerospace Corporation | Power regulator utilizing only battery current monitoring |
| CN2164599Y (en) * | 1993-04-10 | 1994-05-11 | 王永成 | Electricity charger with clamp |
| US5869949A (en) * | 1996-10-02 | 1999-02-09 | Canon Kabushiki Kaisha | Charging apparatus and charging system for use with an unstable electrical power supply |
| CN201741771U (en) * | 2010-06-28 | 2011-02-09 | 柳立 | Charger with voice reminding function |
| CN102983598A (en) * | 2011-09-05 | 2013-03-20 | 赵良水 | Solar cell charge controller |
| CN202503338U (en) * | 2012-03-15 | 2012-10-24 | 四川欧润特软件科技有限公司 | Intelligent solar energy mobile phone charger |
| CN203326651U (en) * | 2013-06-24 | 2013-12-04 | 无锡商业职业技术学院 | Solar charger for mobile phones |
Non-Patent Citations (2)
| Title |
|---|
| 宋振灿等: "太阳能充电器的设计", 《湖南农机》, vol. 36, no. 4, 31 July 2009 (2009-07-31) * |
| 赵云丽等: "太阳能手机充电器的设计", 《电子质量》, no. 4, 30 April 2009 (2009-04-30) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160773A (en) * | 2016-08-19 | 2016-11-23 | 珠海格力电器股份有限公司 | A kind of wearable smart machine |
| CN111181218A (en) * | 2020-01-22 | 2020-05-19 | 维沃移动通信有限公司 | Charging prompting method, electronic device and medium |
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| PB01 | Publication | ||
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| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20130918 |