CN101232190A - Multifunctional power supply adapter - Google Patents
Multifunctional power supply adapter Download PDFInfo
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- CN101232190A CN101232190A CNA2007100564983A CN200710056498A CN101232190A CN 101232190 A CN101232190 A CN 101232190A CN A2007100564983 A CNA2007100564983 A CN A2007100564983A CN 200710056498 A CN200710056498 A CN 200710056498A CN 101232190 A CN101232190 A CN 101232190A
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Abstract
A multifunctional power adapter comprises a plurality of input/output interfaces, an interface converter, an external battery box and a circuit capable of achieving input protection, overload protection, undervoltage protection, transformation control, AC-DC conversion, voltage (current) indication, alarming and state detection function, wherein each interface can achieve connection between different power supplies and power consuming equipment. Under the indication of a digital voltage meter (current meter), desired voltage (current) can be output by adjusting the transformation ratio of a transformer circuit. When an accident occurs, the input protection, the overload protection and the undervoltage protection function can protect the safety of the internal circuit, the power consuming equipment and the power supply. An alarm/state detection circuit sends an alarm or indicates the work state when detecting an alarm or state information.
Description
Technical field
The present invention relates to adaptive between multiple power supply and the multiple power consumption equipment, adaptive as between 220V AC power and the mobile phone, adaptive between No. 5 dry cells and the MP3, adaptive between car direct current power supply and the notebook computer.
Background technology
Along with the progress of science and technology, people's living standard improves constantly, and increasing people has diversified electronic product, as: broadcast receiver, MP3, mobile phone, CD player, digital camera, notebook computer etc.The user is furnished with specific power supply adaptor basically when buying these electronic products.But the input and output voltage of these adapters, electric current, power and interface are all fixed, and can only be applicable to specific power supply and electronic equipment.As when having a power failure, even if other power supply (as storage battery) is arranged at one's side, some other electrical equipment such as mobile phone also just can't charge or use.In some other public places such as street, trains, battery of mobile phone often takes place suddenly do not had electricity, even if having power supply adaptor with oneself, but can not find the 220V AC power that a suitable adapter (charger) uses.
Summary of the invention
The objective of the invention is deficiency, a kind of technical scheme is provided, realize adaptive between multiple power supply and the multiple power consumption equipment at existing power supply adapter versatility difference.
Purpose of the present invention can be achieved through the following technical solutions:
For realizing that interface of the present invention can be connected with the interface of various electronic and multiple power supply, the present invention has multiple different input/output interface commonly used.Input interface is as the interface that is connected with the 220V AC power, the interface that is connected with battery compartment, and the interface that links to each other of DC power supply some other and commonly used.Output interface is as the USB interface that is connected with Mp3, the interface that is connected with mobile phone (digital camera, CD player, notebook computer), and the joining interface of some other and common power consumption equipment.As for the particular interface of some other power consumption equipment that is of little use, can pass through interface convertor (or being the interface expander) and realize the connection between the distinct interface and the expansion of interface.
The circumscribed battery compartment that the present invention has (can regard the present invention in fact as and be used to provide a kind of interface convertor that is connected with battery) can use common dry cell (as No. 1, No. 5, No. 7 etc.) as its power supply, do not having under the 220V AC power situation in order to solve, using dry cell as its substitute electric power.If battery compartment the inside dress is rechargeable battery, except that powering, also can charge to it as power supply.In addition, battery compartment can be single storehouse (can only adorn a batteries), also can be many storehouses (can adorn multiple batteries), and can dock the composition battery pack by its particular interface between a plurality of battery compartment, with power output and the prolongation power-on time that increases battery.
For realizing controlled transformation of the present invention (transformation ratio can be controlled) function, the present invention has controlled transforming circuit.Controlled transforming circuit can be realized exchanging to exchanging, exchange direct current, the direct current function to the transformation (comprise and boosting and step-down) of direct current or conversion (AC-DC), regulated output voltage (electric current), and can regulate the transformation ratio of input and output by adjuster.
For making the present invention export suitable voltage (electric current) according to the requirement of electric equipment, the present invention has voltage (electric current) deixis.At the numerical value of voltage (electric current) indicating circuit by digital voltmeter (ammeter) demonstration output voltage (electric current), by regulating the transformation ratio of controlled transforming circuit, output is fit to the voltage (electric current) of power consumption equipment use again.
The present invention has the safety that input protection, under-voltage protection and overload protection function realize protecting internal circuit, power supply and power consumption equipment.When input voltage surpasses ceiling voltage that inside of the present invention can bear or power and the reversal connection of DC power supply both positive and negative polarity, input protection circuit will play the effect of protection internal circuit.The safety of under-voltage protection protection power supply under the situation that power supply electricity shortage or power supply are about to exhaust.Overload protecting circuit is used to protect the safety of power consumption equipment.
Warning/status detection function of the present invention is used to detect operating state of the present invention (as states such as normal use, battery charge) and receives warning message from other functional module, and can feed back with the form of signal.As when transshipping, overload protecting circuit is issued warning/state detection circuit to information, and warning/state detection circuit receives information and also sends alarm signal (as buzzing, overload light flicker etc.).
Description of drawings
Fig. 1 is functions implementing the present invention process and principle schematic.
Embodiment
As shown in Figure 1, figure intermediate cam shape is represented input/output interface (expression that two triangles wherein lean against diamondwise has input and output function and interface that can be connected with battery compartment simultaneously).Solid box 1-8 presentation function circuit module.Frame of broken lines 9 expression interface convertors (expander).Solid line and arrow are represented the electric energy transmitting direction.Dotted line and arrow are represented information transfer directions.
Now the feasible pattern that each function of the present invention is implemented is described respectively by concrete condition.
When needs are powered to MP3 with the AC power of 220V, on the service manual (or original subsidiary adapter) of MP3, find out working voltage (electric current) earlier, as 5.0V (200mA).220V AC power input interface of the present invention is connected on the AC power, and AC/DC translation circuit module 1 converts the 220V alternating current to stable low-voltage DC (as 24V).According to the voltage indication of voltage (electric current) indicating circuit module 2, by regulating the transformation ratio of DC/DC reduction voltage circuit module 3, the voltage that makes output is 5.0V then.Regulate overload protecting circuit module 4 again, it is 200mA that the overload protection electric current is set.At last the input interface of MP3 (USB) is connected with USB output interface of the present invention (USB).At this moment warning/state detection circuit module 7 is should indicating operating status normal.If meet accident in giving the MP3 power supply process, as the careless transformation ratio that changes DC/DC reduction voltage circuit module 3, the voltage that output is added on the MP3 raises.At this moment overload protecting circuit module 4 according to the previous protective current of setting judge whether overload (its according to can be surpass set electric current 20%), if overload is then cut off output circuit rapidly, and information is passed to warning/state detection circuit 7.Warning/state detection circuit 7 will give the alarm, as buzzing, overload light flicker etc.
When needs utilized No. 5 dry cells of a joint to give cell-phone charging, same elder generation found out working voltage (electric current) on mobile phone service manual (or original subsidiary adapter), as 5.0V (500mA).Then the battery compartment that No. 5 dry cells are housed is connected with input interface (interface of representing with rhombus among the figure).K switch 2 is placed the c position, and K switch 1 places the b position.If the step-up ratio of DC/DC booster circuit module 6 is 1: 5, then the dry cell voltage of 1.5V becomes 7.5V after boosting.By the adjusting of DC/DC reduction voltage circuit module 3, output voltage is transferred to 5.0V again.The overload protection electric current of setting overload protecting circuit module 4 is 500mA.At last, the input interface of mobile phone is connected with output interface of the present invention.If there is not the interface that can directly link to each other, can realize connecting by interface convertor 9.When giving in the cell-phone charging process, along with the carrying out of charging, the electric energy that dry cell can provide is more and more littler, finally makes dry cell can not satisfy requirement to cell-phone charging.At this moment under-voltage protecting circuit module 5 will in time or be delivered to warning/state detection circuit 7 to information in advance.Warning/state detection circuit 7 signal (buzzing, under-voltage indicator light flicker etc.) that will give the alarm.The parameter setting of under-voltage protecting circuit module 5 also can be taked the setting means identical with overload protecting circuit module 4.Need to prove that in addition common No. 5 dry cells of the joint electric energy that can provide is what to be not enough to the electricity of mobile phone to abundance.Therefore, under actual conditions, often need the more piece dry cell is together in series or parallel to improve battery powered power and power-on time.This can realize by the external connection battery storehouse and the combination thereof of selecting different model of the present invention for use.
Input protection circuit module 8 is to be used for protecting internal circuit to exempt from the damage that because of supply voltage too high or DC power supply both positive and negative polarity reversal connection causes internal circuit.When the both positive and negative polarity reversal connection of DC power supply, input protection circuit module 8 will be proofreaied and correct automatically.When supply voltage surpassed the voltage that internal circuit can bear, input protection circuit module 8 will be cut power supply immediately, and information is passed to warning/state detection circuit module 7, makes it send corresponding warning message.
When needs charge to rechargeable battery, as long as K switch 2 is placed the d position.Warning/state detection circuit module 7 will detect battery and be in charged state this moment.Here the input/output interface of battery (interface that rhombus is represented among the figure is) is general, satisfies different needs by the switching of K switch 2.
Claims (10)
1. multifunctional power adapter is used for adaptive between multiple power supply and the multiple power consumption equipment.Comprise: input/output interface, interface convertor, external connection battery storehouse, and the circuit that can realize input protection, overload protection, under-voltage protection, transformation regulation and control, AC-DC conversion, voltage (electric current) indication, warning/status detection function.
2. as claim 1 described input/output interface, its described interface is the interface that can be connected with multiple power supply or multiple power consumption equipment, as the alternating current input interface of 220V, the interface that is connected with battery compartment, the USB interface that MP3 uses, the interface that cell-phone charging is used etc.
3. as claim 1 described interface convertor, its described feature is to have two or more similar and different interfaces simultaneously, and wherein has at least an interface directly to be connected with the input/output interface in the present invention.
4. as claim 1 described external connection battery storehouse, the model of its described battery compartment can be multiple, to satisfy the needs of different model battery and different number of batteries.
5. as claim 1 or 4 described external connection battery storehouses, can be connected to each other between its described battery compartment with the composition battery pack, thus the power output and the power-on time of raising battery.
6. as claim 1 described input protection circuit, the defencive function of its described circuit comprises: the overvoltage protection of power supply input, the both positive and negative polarity reverse connecting protection during the DC power supply input.
7. as claim 1 described overload protecting circuit, the size of its described overload protection electric current can be set as required.
8. as claim 1 described voltage (electric current) indicating circuit, its described voltage (electric current) deixis table is digital voltmeter (ammeter).
9. as claim 1 described transformation circuit for regulating and controlling, the function of its described transformation circuit for regulating and controlling comprises: exchange with exchanges between transformation, direct current and direct current between transformation, exchange and direct current between transformation, and the transformation ratio that can regulate its input as required and export.
10. as claim 1 described warning/state detection circuit, its described circuit can give the alarm and work state information, and its alarm and work state information can be buzzing, indicator light etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100564983A CN101232190A (en) | 2007-01-22 | 2007-01-22 | Multifunctional power supply adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100564983A CN101232190A (en) | 2007-01-22 | 2007-01-22 | Multifunctional power supply adapter |
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| Publication Number | Publication Date |
|---|---|
| CN101232190A true CN101232190A (en) | 2008-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007100564983A Pending CN101232190A (en) | 2007-01-22 | 2007-01-22 | Multifunctional power supply adapter |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178595A (en) * | 2013-03-14 | 2013-06-26 | 广东欧珀移动通信有限公司 | Mobile phone adapter |
| CN104734534A (en) * | 2013-12-20 | 2015-06-24 | 西安恒飞电子科技有限公司 | Power supply device |
| CN105656327A (en) * | 2016-02-04 | 2016-06-08 | 联想(北京)有限公司 | State monitoring method, power adapter and electronic equipment |
| WO2017114374A1 (en) * | 2015-12-29 | 2017-07-06 | 郑州匠芯电子科技有限公司 | Charger adaptable to different power consumption devices |
| US9813041B1 (en) | 2014-07-31 | 2017-11-07 | Apple Inc. | Automatic boost control for resonant coupled coils |
| US9923383B2 (en) | 2014-02-23 | 2018-03-20 | Apple Inc. | Adjusting filter in a coupled coil system |
| US10014733B2 (en) | 2014-08-28 | 2018-07-03 | Apple Inc. | Temperature management in a wireless energy transfer system |
| US10032557B1 (en) | 2014-05-29 | 2018-07-24 | Apple Inc. | Tuning of primary and secondary resonant frequency for improved efficiency of inductive power transfer |
| US10110051B2 (en) | 2014-06-13 | 2018-10-23 | Apple Inc. | Detection of coil coupling in an inductive charging system |
| US10116279B2 (en) | 2014-02-23 | 2018-10-30 | Apple Inc. | Impedance matching for inductive power transfer systems |
| US10193372B2 (en) | 2014-09-02 | 2019-01-29 | Apple Inc. | Operating an inductive energy transfer system |
| US10389274B2 (en) | 2017-04-07 | 2019-08-20 | Apple Inc. | Boosted output inverter for electronic devices |
| US10523063B2 (en) | 2017-04-07 | 2019-12-31 | Apple Inc. | Common mode noise compensation in wireless power systems |
| US10594159B2 (en) | 2014-06-03 | 2020-03-17 | Apple Inc. | Methods for detecting mated coils |
| US10644531B1 (en) | 2016-09-22 | 2020-05-05 | Apple Inc. | Adaptable power rectifier for wireless charger system |
| US10666084B2 (en) | 2015-07-10 | 2020-05-26 | Apple Inc. | Detection and notification of an unpowered releasable charging device |
| CN112394335A (en) * | 2020-11-16 | 2021-02-23 | 江苏亮点光电研究有限公司 | Laser range finder circuit of wide region power supply |
| CN112968424A (en) * | 2021-02-02 | 2021-06-15 | 解东辉 | Power converter for intelligent mobile equipment and conversion method thereof |
-
2007
- 2007-01-22 CN CNA2007100564983A patent/CN101232190A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178595B (en) * | 2013-03-14 | 2015-06-24 | 广东欧珀移动通信有限公司 | Mobile phone adapter |
| CN103178595A (en) * | 2013-03-14 | 2013-06-26 | 广东欧珀移动通信有限公司 | Mobile phone adapter |
| CN104734534A (en) * | 2013-12-20 | 2015-06-24 | 西安恒飞电子科技有限公司 | Power supply device |
| US9923383B2 (en) | 2014-02-23 | 2018-03-20 | Apple Inc. | Adjusting filter in a coupled coil system |
| US10116279B2 (en) | 2014-02-23 | 2018-10-30 | Apple Inc. | Impedance matching for inductive power transfer systems |
| US10032557B1 (en) | 2014-05-29 | 2018-07-24 | Apple Inc. | Tuning of primary and secondary resonant frequency for improved efficiency of inductive power transfer |
| US10594159B2 (en) | 2014-06-03 | 2020-03-17 | Apple Inc. | Methods for detecting mated coils |
| US10110051B2 (en) | 2014-06-13 | 2018-10-23 | Apple Inc. | Detection of coil coupling in an inductive charging system |
| US10879721B2 (en) | 2014-06-13 | 2020-12-29 | Apple Inc. | Detection of coil coupling in an inductive charging system |
| US9813041B1 (en) | 2014-07-31 | 2017-11-07 | Apple Inc. | Automatic boost control for resonant coupled coils |
| US10014733B2 (en) | 2014-08-28 | 2018-07-03 | Apple Inc. | Temperature management in a wireless energy transfer system |
| US10879745B2 (en) | 2014-08-28 | 2020-12-29 | Apple Inc. | Temperature management in a wireless energy transfer system |
| US10193372B2 (en) | 2014-09-02 | 2019-01-29 | Apple Inc. | Operating an inductive energy transfer system |
| US10666084B2 (en) | 2015-07-10 | 2020-05-26 | Apple Inc. | Detection and notification of an unpowered releasable charging device |
| WO2017114374A1 (en) * | 2015-12-29 | 2017-07-06 | 郑州匠芯电子科技有限公司 | Charger adaptable to different power consumption devices |
| CN105656327A (en) * | 2016-02-04 | 2016-06-08 | 联想(北京)有限公司 | State monitoring method, power adapter and electronic equipment |
| US10644531B1 (en) | 2016-09-22 | 2020-05-05 | Apple Inc. | Adaptable power rectifier for wireless charger system |
| US10389274B2 (en) | 2017-04-07 | 2019-08-20 | Apple Inc. | Boosted output inverter for electronic devices |
| US10523063B2 (en) | 2017-04-07 | 2019-12-31 | Apple Inc. | Common mode noise compensation in wireless power systems |
| CN112394335A (en) * | 2020-11-16 | 2021-02-23 | 江苏亮点光电研究有限公司 | Laser range finder circuit of wide region power supply |
| CN112968424A (en) * | 2021-02-02 | 2021-06-15 | 解东辉 | Power converter for intelligent mobile equipment and conversion method thereof |
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Open date: 20080730 |