CN201298744Y - Integrated energy-storage mobile phone charger - Google Patents
Integrated energy-storage mobile phone charger Download PDFInfo
- Publication number
- CN201298744Y CN201298744Y CNU2008201631434U CN200820163143U CN201298744Y CN 201298744 Y CN201298744 Y CN 201298744Y CN U2008201631434 U CNU2008201631434 U CN U2008201631434U CN 200820163143 U CN200820163143 U CN 200820163143U CN 201298744 Y CN201298744 Y CN 201298744Y
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- circuit
- conversion circuit
- charger
- mobile phone
- battery
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Abstract
The utility model discloses an Integrated energy-storage mobile phone charger which comprises an AC(alternating current)/DC(direct current) isolated transformation circuit, a DC/DC step-down conversion circuit, a battery charge management circuit, a built-in battery, a built-in battery DC/DC boost conversion circuit, a photovoltaic cell DC/DC boost conversion circuit, wherein the input terminal of the AC isolated transformation circuit can be connected with commercial power, and the output terminal thereof is connected with the input terminal of the DC/DC step-down conversion circuit; the input terminal of the DC/DC step-down conversion circuit can be connected with the vehicle direct current, and the output terminal thereof is connected with the output terminal of the charger; the input terminal of the battery charge management circuit is connected with the output terminal of the charger, and the output terminal thereof is connected with the built-in battery; the built-in battery is connected with the output terminal of the charger through the built-in battery DC/DC boost conversion circuit; and the photovoltaic cell is connected with the output terminal of the charger through the photovoltaic cell DC/DC boost conversion circuit. The utility model integrates a plurality of charging methods, thereby meeting different charging requirements by users under different environmental conditions.
Description
[technical field]
The utility model relates to charger for mobile phone, relates in particular to a kind ofly to be integrated with electric main charging, vehicle-mounted charge, solar recharging, energy storage and to fill charger for mobile phone in one fully.
[technical background]
The regular handset charger has the AC charger of using civil power, and the onboard charger that uses vehicle-mounted DC power supply is arranged, and has also occurred the solar mobile phone charging device in recent years on the market in succession, also has the monomer reserve battery charger by energy-storage battery.
But present charger for mobile phone all is that charging modes is single, and using under different environmental conditions has certain limitation, can not satisfy the user demand of user under varying environment, usually causes user's mobile phone of going out not have electricity and influence with the external world and get in touch.
Therefore, develop that a kind of can to satisfy the charging demand of user under the varying environment condition be the active demand of mobile phone accessories field.
[summary of the invention]
The purpose of this utility model is exactly in order to solve problems of the prior art, proposes a kind of integrated energy storage type charger for mobile phone, can satisfy the charging demand of user under the varying environment condition.
For achieving the above object, the utility model patent has proposed a kind of integrated energy storage type charger for mobile phone, comprise AC/DC isolated variable circuit, the DC/DC step-down conversion circuit, battery charging management circuit, internal battery, internal battery DC/DC boost conversion circuit, photovoltaic cell, photovoltaic cell DC/DC boost conversion circuit, the input of described AC/DC isolated variable circuit can connect civil power, defeated mountain end is connected to the input of DC/DC step-down conversion circuit, the input of DC/DC step-down conversion circuit can connect vehicle-mounted DC power supply, defeated mountain end is connected to the output of charger, the input of battery charging management circuit is received the output of charger, output connects internal battery, internal battery is connected to the output of charger again by internal battery DC/DC boost conversion circuit, photovoltaic cell is received the output of charger by photovoltaic cell DC/DC boost conversion circuit.
As preferably, described AC/DC isolated variable circuit is made up of first integrated circuit and first high frequency transformer, and described first integrated circuit adopts the OB2353 chip.Circuit is simple, and isolation effect is good.
As preferably, described DC/DC step-down conversion circuit is made up of the 3rd integrated circuit and first inductance, and described the 3rd integrated circuit adopts the TD1591 chip.Circuit is simple, and cost is low.
As preferably, described internal battery adopts lithium polymer battery.Energy storage capacity is strong.
As preferably, described internal battery DC/DC boost conversion circuit is made up of the 4th integrated circuit and second inductance, and the 4th integrated circuit adopts the PT1301 chip.Circuit is simple, and cost is low.
As preferably, described battery charging management circuit adopts the 5th integrated circuit, and the 5th integrated circuit adopts the UTC3054 chip.Circuit is simple, and cost is low.
As preferably, it is the photovoltaic panel of 1.5WP that described photovoltaic cell adopts power.The acquisition capacity that is fit to.
As preferably, described photovoltaic cell DC/DC boost conversion circuit is by the 6th integrated circuit and the 3rd inductance, and described the 6th integrated circuit adopts BL8530C.Circuit is simple, and cost is low.
As preferably, also comprise microcontroller, described microcontroller adopts the 8th integrated circuit, the 8th integrated circuit adopts the STC12LE2052AD chip, and microcontroller is connected to DC/DC step-down conversion circuit, battery charging management circuit, internal battery DC/DC boost conversion circuit and photovoltaic cell DC/DC boost conversion circuit.
The beneficial effect of the utility model patent: the utility model multiple charging modes such as fills fully with electric main charging, vehicle-mounted charge, solar recharging, energy storage and is integrated in one.Be suitable for 3 kinds of different external powers such as electric main charging, vehicle-mounted charge, solar recharging and charge, preferentially to cell-phone charging, treat that mobile phone fills full or not during bringing onto load, automatically energy stored in the internal battery when having mobile phone to connect.When not having any external power, utilize the internal battery electric energy stored to provide the charging voltage that meets the cell-phone charging standard by booster circuit.The utility model has satisfied the charging demand of user under the varying environment condition, and is powerful, easy to use.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
[description of drawings]
Fig. 1 is the circuit block diagram of the integrated energy storage type charger for mobile phone of the utility model;
Fig. 2 is the circuit theory diagrams of the integrated energy storage type charger for mobile phone of the utility model.
[embodiment]
Consult Fig. 1, integrated energy storage type charger for mobile phone, comprise AC/DC isolated variable circuit 1, DC/DC step-down conversion circuit 2, battery charging management circuit 3, internal battery 4, internal battery DC/DC boost conversion circuit 5, photovoltaic cell 6, photovoltaic cell DC/DC boost conversion circuit 7, the input of described AC/DC isolated variable circuit 1 can connect civil power, output is connected to the input of DC/DC step-down conversion circuit 2, the input of DC/DC step-down conversion circuit 2 can connect vehicle-mounted DC power supply, output is connected to the output of charger, the input of battery charging management circuit 3 is received the output of charger, output connects internal battery 4, internal battery 4 is connected to the output of charger again by internal battery DC/DC boost conversion circuit 5, photovoltaic cell 6 is received the output of charger by photovoltaic cell DC/DC boost conversion circuit 7.Also comprise microcontroller 8, described microcontroller 8 adopts the 8th integrated circuit U8, the 8th integrated circuit U8 adopts the STC12LE2052AD chip, and microcontroller 8 is connected to DC/DC step-down conversion circuit 2, battery charging management circuit 3, internal battery DC/DC boost conversion circuit 5 and photovoltaic cell DC/DC boost conversion circuit 7.In conjunction with the different electric energy change-over circuits that require, civil power is passed through AC/DC isolated variable circuit 1, vehicle-mounted DC power supply is passed through DC/DC step-down conversion circuit 2, solar panel is passed through photovoltaic cell DC/DC boost conversion circuit 7, do not utilize internal battery 4 electric energy stored can pass through internal battery DC/DC boost conversion circuit 5 when having any external power, the voltage that meets the cell-phone charging standard is provided.Can adopt the automatic switchover between each charging modes of STC12LE2052AD chip controls, and use LCD to show the work at present mode.
Consult Fig. 2, described AC/DC isolated variable circuit 1 is made up of the first integrated circuit U1 and the first high frequency transformer T1, and the described first integrated circuit U1 adopts the OB2353 chip.Described DC/DC step-down conversion circuit 2 is made up of the 3rd integrated circuit U3 and first inductance L 1, and described the 3rd integrated circuit U3 adopts the TD1591 chip.Described internal battery 4 adopts lithium polymer battery.Described internal battery DC/DC boost conversion circuit 5 is made up of the 4th integrated circuit U4 and second inductance L 2, and the 4th integrated circuit U4 adopts the PT1301 chip.Described battery charging management circuit 3 adopts the 5th integrated circuit U5, and the 5th integrated circuit U5 adopts the UTC3054 chip.It is the photovoltaic panel of 1.5WP that described photovoltaic cell 6 adopts power.Described photovoltaic cell DC/DC boost conversion circuit 7 is by the 6th integrated circuit U6 and the 3rd inductance L 3, and described the 6th integrated circuit U6 adopts BL8530C.Photovoltaic cell is made up of two or polylith wafer usually, and semi-conducting material is silicon normally.When irradiate light, can produce electric current at inside battery, and by the form conduction of metallic conductor with direct current (DC).
Electric main live part: charging output voltage: DC5V ± 5%; Charging output current: 700mA constant current; Input voltage: AC85V-264V; Frequency: 50/60Hz; Input power :≤5W; No-load loss :≤0.3W.Vehicle-mounted DC charging part: charging output voltage: DC5V ± 5%; Charging output current: 700mA constant current; Input voltage: DC12V-DC24V; Input power :≤5W; No-load loss :≤0.3W.Solar recharging part: charging output voltage: DC5V ± 5%; Charging output current: 500mA constant current; Photovoltaic panel power: 1.5WP; Photovoltaic panel voltage :≤4.5V.Reserve battery live part: charging output voltage: DC5V ± 5%; Charging output current: 500mA constant current; Internal battery: 3.7V/1400mAh lithium polymer battery; Over-charge protective voltage: 4.2V; Cross and put protection voltage: 3.0V.
When AC charging and vehicle-mounted charge working method, charger provides 700mA charging current.Photovoltaic cell 6 maximums can provide the 250mA charging current.When charger was operated in photovoltaic cell 6 charging working methods, preferential absorption solar panels electric energy (maximum 250mA) was because of the charging output current is the 500mA constant current.Therefore dynamically supply required electric current by internal battery 4.
When internal battery 4 electric weight were empty, if mobile phone need charge, photovoltaic cell 6 can preferentially offer cell-phone charging.Maximum can provide 250 charging currents.AC charging, car charging and solar recharging are all preferential to mobile phone.At one's leisure again to internal battery 4 electric energy supplement.In fact 4 pairs of cell-phone chargings of internal battery are exactly the special case of photovoltaic cell 6 when providing electric current to be zero.
The utility model charger for mobile phone is the super low-power consumption design, and microcontroller 8 power consumptions are only at the microampere order of magnitude, to reduce the energy consumption of internal battery to greatest extent at one's leisure.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (9)
1. integrated energy storage type charger for mobile phone, it is characterized in that: comprise AC/DC isolated variable circuit (1), DC/DC step-down conversion circuit (2), battery charging management circuit (3), internal battery (4), internal battery DC/DC boost conversion circuit (5), photovoltaic cell (6), photovoltaic cell DC/DC boost conversion circuit (7), the input of described AC/DC isolated variable circuit (1) can connect civil power, output is connected to the input of DC/DC step-down conversion circuit (2), the input of DC/DC step-down conversion circuit (2) can connect vehicle-mounted DC power supply, output is connected to the output of charger, the input of battery charging management circuit (3) is received the output of charger, output connects internal battery (4), internal battery (4) is connected to the output of charger again by internal battery DC/DC boost conversion circuit (5), photovoltaic cell (6) is received the output of charger by photovoltaic cell DC/DC boost conversion circuit (7).
2. integrated energy storage type charger for mobile phone as claimed in claim 1 is characterized in that: described AC/DC isolated variable circuit (1) is made up of first integrated circuit (U1) and first high frequency transformer (T1), and described first integrated circuit (U1) adopts the OB2353 chip.
3. integrated energy storage type charger for mobile phone as claimed in claim 1 is characterized in that: described DC/DC step-down conversion circuit (2) is made up of the 3rd integrated circuit (U3) and first inductance (L1), and described the 3rd integrated circuit (U3) adopts the TD1591 chip.
4. integrated energy storage type charger for mobile phone as claimed in claim 1 is characterized in that: described internal battery (4) adopts lithium polymer battery.
5. integrated energy storage type charger for mobile phone as claimed in claim 4 is characterized in that: described internal battery DC/DC boost conversion circuit (5) is made up of the 4th integrated circuit (U4) and second inductance (L2), and the 4th integrated circuit (U4) adopts the PT1301 chip.
6. integrated energy storage type charger for mobile phone as claimed in claim 5 is characterized in that: described battery charging management circuit (3) adopts the 5th integrated circuit (U5), and the 5th integrated circuit (U5) adopts the UTC3054 chip.
7. integrated energy storage type charger for mobile phone as claimed in claim 1 is characterized in that: it is the photovoltaic panel of 1.5WP that described photovoltaic cell (6) adopts power.
8. integrated energy storage type charger for mobile phone as claimed in claim 7 is characterized in that: described photovoltaic cell DC/DC boost conversion circuit (7) is by the 6th integrated circuit (U6) and the 3rd inductance (L3), and described the 6th integrated circuit (U6) adopts BL8530C.
9. as any one described integrated energy storage type charger for mobile phone in the claim 1 to 8, it is characterized in that: also comprise microcontroller (8), described microcontroller (8) adopts the 8th integrated circuit (U8), the 8th integrated circuit (U8) adopts the STC12LE2052AD chip, and microcontroller (8) is connected to DC/DC step-down conversion circuit (2), battery charging management circuit (3), internal battery DC/DC boost conversion circuit (5) and photovoltaic cell DC/DC boost conversion circuit (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201631434U CN201298744Y (en) | 2008-08-19 | 2008-08-19 | Integrated energy-storage mobile phone charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201631434U CN201298744Y (en) | 2008-08-19 | 2008-08-19 | Integrated energy-storage mobile phone charger |
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| Publication Number | Publication Date |
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| CN201298744Y true CN201298744Y (en) | 2009-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008201631434U Expired - Fee Related CN201298744Y (en) | 2008-08-19 | 2008-08-19 | Integrated energy-storage mobile phone charger |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593879A (en) * | 2011-01-14 | 2012-07-18 | 上海泰莱钢结构工程有限公司 | Direct-current charger for foldable thin film solar cell |
| CN102624037A (en) * | 2011-01-26 | 2012-08-01 | 上海华勤通讯技术有限公司 | Mobile terminal capable of charging external device |
| CN103094966A (en) * | 2013-02-01 | 2013-05-08 | 福建鑫诺通讯技术有限公司 | Portable multi-functional battery charger special for movable point of sale (POS) |
| CN104330747A (en) * | 2014-11-18 | 2015-02-04 | 深圳市炜烨丰电子科技有限公司 | Power source aging system |
| CN107436617A (en) * | 2016-08-05 | 2017-12-05 | 威盛电子股份有限公司 | Energy regulating circuit and operating system |
| CN107453461A (en) * | 2017-09-06 | 2017-12-08 | 合肥伟语信息科技有限公司 | Intelligent watch charger and its intelligent watch |
| CN109245230A (en) * | 2018-10-29 | 2019-01-18 | 东莞启益电器机械有限公司 | A kind of charging control circuit of battery and intercom cradle |
| US10496147B2 (en) | 2016-08-05 | 2019-12-03 | Via Technologies, Inc. | Energy regulation circuit and operation system utilizing the same |
-
2008
- 2008-08-19 CN CNU2008201631434U patent/CN201298744Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593879A (en) * | 2011-01-14 | 2012-07-18 | 上海泰莱钢结构工程有限公司 | Direct-current charger for foldable thin film solar cell |
| CN102624037A (en) * | 2011-01-26 | 2012-08-01 | 上海华勤通讯技术有限公司 | Mobile terminal capable of charging external device |
| CN103094966A (en) * | 2013-02-01 | 2013-05-08 | 福建鑫诺通讯技术有限公司 | Portable multi-functional battery charger special for movable point of sale (POS) |
| CN104330747A (en) * | 2014-11-18 | 2015-02-04 | 深圳市炜烨丰电子科技有限公司 | Power source aging system |
| CN107436617A (en) * | 2016-08-05 | 2017-12-05 | 威盛电子股份有限公司 | Energy regulating circuit and operating system |
| CN107436617B (en) * | 2016-08-05 | 2019-02-01 | 威盛电子股份有限公司 | Energy regulating circuit and operating system |
| US10496147B2 (en) | 2016-08-05 | 2019-12-03 | Via Technologies, Inc. | Energy regulation circuit and operation system utilizing the same |
| US10649513B2 (en) | 2016-08-05 | 2020-05-12 | Via Technologies, Inc. | Energy regulation circuit and operation system utilizing the same |
| CN107453461A (en) * | 2017-09-06 | 2017-12-08 | 合肥伟语信息科技有限公司 | Intelligent watch charger and its intelligent watch |
| CN109245230A (en) * | 2018-10-29 | 2019-01-18 | 东莞启益电器机械有限公司 | A kind of charging control circuit of battery and intercom cradle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20120819 |