CN201041947Y - Multifunctional charger - Google Patents
Multifunctional charger Download PDFInfo
- Publication number
- CN201041947Y CN201041947Y CNU2007200505995U CN200720050599U CN201041947Y CN 201041947 Y CN201041947 Y CN 201041947Y CN U2007200505995 U CNU2007200505995 U CN U2007200505995U CN 200720050599 U CN200720050599 U CN 200720050599U CN 201041947 Y CN201041947 Y CN 201041947Y
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- CN
- China
- Prior art keywords
- circuit
- charge
- battery case
- input
- charging
- 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
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Abstract
The utility model discloses a multi-purpose charger, and can realize charging with multiple input and output modes. The utility model consists of a voltage-reducing circuit connected with the DC input power, a charging loop connected with the voltage-reducing circuit, a battery jar (cassette) connected with the charging loop, a charging control circuit controlling the charging process, an AC input end and a USB output end, wherein, the input current passes through the AC input end, and a switch power circuit and a charging loop are connected between the battery jar (cassette) and the input current. A voltage-boosting circuit and a voltage-boosting control circuit are connected between the battery jar (cassette) and the USB output end. The input power passes through the voltage-reducing circuit, and is connected with the USB output end. The utility model forms multiple input and output modes, provides multiple supports for personal digital device, is more convenient to carry about, and saves resources as well.
Description
Technical field
The utility model relates to a kind of charging device, especially a kind of can be to the charger of rechargeable battery and external electric equipment charging.
Background technology
Portable set as mobile phone, PDA and MP3, generally all adopts rechargeable battery poweredly, and charger has also become indispensable annex.At present, the charger kind on the market is a lot, but function singleness, and input mode may adopt wherein a kind of such as DC12V mode, USB interface or battery; The way of output also is limited as a kind of mostly, because function singleness must not be bought the needs that many moneys charger could satisfy the various device charging inadequately, neither is convenient for carrying use, more causes the consumer to waste property, the waste public resource.
The utility model content
The utility model discloses a kind of multifunctional charger, can realize the charging of the multiple input mode and the way of output, thereby more conveniently carry and use, and economize on resources.
The technical solution adopted in the utility model is to achieve these goals:
A kind of multifunctional charger, comprise the reduction voltage circuit that is connected with direct-current input power supplying, the charge circuit that is connected with reduction voltage circuit, the battery case (deck) that is connected with charge circuit and the charging control circuit that charging process is controlled, also include ac input end and USB output, wherein: input current is by being connected with switching power circuit and charge circuit between described ac input end and battery case (deck); Be connected with booster circuit and boost control circuit between described battery case (deck) and USB output, described input power supply is connected to the USB output by reduction voltage circuit.
Further, described ac input end is connected with switching power circuit, charge circuit in turn and is connected with battery case (deck), and charge circuit is subjected to the control of charging control circuit.
Further, described USB output is connected with battery case (deck) after connecting boost control circuit, charging control circuit and charge circuit successively; Described battery case (deck) is connected with the USB output by booster circuit.
Further, the power supply input is by reduction voltage circuit, and control circuit blocks booster circuit, and the conducting charge circuit is to battery charge.
Further, the power supply input is by reduction voltage circuit, and connecting the USB output is the external electric equipment charging.
Further, when having battery by the USB output external electric equipment to be charged, control circuit control conducting booster circuit blocks charge circuit, is the externally fed equipment charge thereby promote output voltage.
Further, export to dissimilar battery charge by changing battery case (deck); Charging control circuit detecting battery case (deck) type, the voltage of conversion output is corresponding with battery case (deck) automatically.
The utility model can be realized DC power supply, and multiple input charging modes such as DC12V power supply and battery can also be exported to battery and directly external equipment charging simultaneously, thereby be convenient for carrying and use and economize on resources.
Description of drawings
Fig. 1 is the utility model system block diagram;
Fig. 2 is the utility model circuit theory diagrams.
Embodiment
Shown in Fig. 1 system block diagram, a kind of multifunctional charger, comprise the reduction voltage circuit that is connected with direct-current input power supplying, the charge circuit that is connected with reduction voltage circuit, the battery case (deck) that is connected with charge circuit and the charging control circuit that charging process is controlled, also include ac input end and USB output, wherein: input current is by being connected with switching power circuit and charge circuit between described ac input end and battery case (deck); Be connected with booster circuit and boost control circuit between described battery case (deck) and USB output, described input power supply is connected to the USB output by reduction voltage circuit.
Described ac input end is connected with switching power circuit, charge circuit in turn and is connected with battery case (deck), and charge circuit is subjected to the control of charging control circuit.
Described USB output is connected with battery case (deck) after connecting boost control circuit, charging control circuit and charge circuit successively; Described battery case (deck) is connected with the USB output by booster circuit.
Fig. 2 is a system circuit diagram, and when inputing to the rechargeable battery charging with the DC12V power supply, the DC-DC reduction voltage circuit by R9, Q1, R7, IC4, D9, L2, C9, D8, C10, R11, R13 constitute charges the battery.When battery was not full of, IC3 the 5th, 6 pin voltages were higher than 4,7 pin in the charging control circuit, 1 pin output LOW voltage, and 2 pin output HIGH voltages make that LED1 is bright to glow; When battery charge finishes, IC3 the 5th, 6 pin voltages are lower than 4,7 pin in the control circuit, 1 pin output HIGH voltage, and 2 pin output LOW voltages make the bright green light of LED1.IC3 the 9th pin voltage is higher than 8 pin simultaneously, 14 pin output HIGH voltages, and M1 is by booster circuit is not worked.
When the DC12V power supply is input as external electric equipment when charging, by by 2R10,2IC3,2D2,2L2, the DC-DC reduction voltage circuit that 2C5 constitutes is connected to the USB delivery outlet, gives externally fed.
When exchanging the input of AC100-240V power supply, be AC-DC transducer, make alternating current convert the voltage output of direct current DC12V to by constituting by IC1, T1.
When battery case (deck) is incorporated with battery, during cell voltage 〉=5V, battery is connected to by 2R10 by 2D3,2IC3,2D2,2L2, the DC-DC reduction voltage circuit that 2C5 constitutes is connected to the USB delivery outlet, power to external electric equipment, IC3 the 9th pin voltage is higher than 8 pin in the control circuit simultaneously, 14 pin output HIGH voltages, and M1 is by booster circuit is not worked.When cell voltage＜5V, IC3 the 9th pin voltage is lower than 8 pin, 14 pin output LOW voltages, and the M1 conducting is booster circuit work, is connected to the USB output, powers to power consumption equipment.
Battery case (deck) is replaceable to mate dissimilar rechargeable batteries; Charging control circuit detecting battery case (deck) type, the voltage of conversion output is corresponding with battery case (deck) automatically.
The utility model, can realize multiple input charging modes such as DC12V power supply, USB interface and battery, can export to simultaneously rechargeable battery and directly external equipment charging, go for equipment such as various rechargeable batteries, PDA, MP3, use and economize on resources thereby be convenient for carrying.
Claims (7)
1. multifunctional charger, comprise the reduction voltage circuit that is connected with direct-current input power supplying, the charge circuit that is connected with reduction voltage circuit, the battery case that is connected with charge circuit and the charging control circuit that charging process is controlled, it is characterized in that also including ac input end and USB output, wherein: input current is by being connected with switching power circuit and charge circuit between described ac input end and battery case; Be connected with booster circuit and boost control circuit between described battery case and USB output, described input power supply is connected to the USB output by reduction voltage circuit.
2. according to the described multifunctional charger of claim 1, it is characterized in that described ac input end is connected with switching power circuit in turn, charge circuit is connected with battery case again, charge circuit is subjected to the control of charging control circuit.
3. according to the described multifunctional charger of claim 1, it is characterized in that being connected with battery case after described USB output connects boost control circuit, charging control circuit and charge circuit successively; Described battery case is connected with the USB output port by booster circuit.
4. multifunctional charger according to claim 1 is characterized in that, the power supply input is by reduction voltage circuit, and control circuit blocks booster circuit, and the conducting charge circuit is to battery charge.
5. multifunctional charger according to claim 1 is characterized in that, the power supply input is by reduction voltage circuit, and connecting the USB output is the external electric equipment charging.
6. multifunctional charger according to claim 1 is characterized in that, when having battery by the USB output external electric equipment to be charged, control circuit control conducting booster circuit blocks charge circuit, is the externally fed equipment charge thereby promote output voltage.
7. multifunctional charger according to claim 1 is characterized in that, exports to dissimilar battery charge by changing battery case; Charging control circuit detecting battery case type, the voltage of conversion output is corresponding with battery case automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200505995U CN201041947Y (en) | 2007-04-23 | 2007-04-23 | Multifunctional charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200505995U CN201041947Y (en) | 2007-04-23 | 2007-04-23 | Multifunctional charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201041947Y true CN201041947Y (en) | 2008-03-26 |
Family
ID=39253659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200505995U Expired - Fee Related CN201041947Y (en) | 2007-04-23 | 2007-04-23 | Multifunctional charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201041947Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532199A (en) * | 2013-05-29 | 2014-01-22 | 柏海蛟 | Universal mobile charger |
-
2007
- 2007-04-23 CN CNU2007200505995U patent/CN201041947Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532199A (en) * | 2013-05-29 | 2014-01-22 | 柏海蛟 | Universal mobile charger |
| CN103532199B (en) * | 2013-05-29 | 2015-10-28 | 江阴泛函软件有限公司 | Mobile universal charger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20080326 Termination date: 20150423 |
|
| EXPY | Termination of patent right or utility model |