CN103107604A - Wireless electric energy supplying device - Google Patents
Wireless electric energy supplying device Download PDFInfo
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- CN103107604A CN103107604A CN2011103621166A CN201110362116A CN103107604A CN 103107604 A CN103107604 A CN 103107604A CN 2011103621166 A CN2011103621166 A CN 2011103621166A CN 201110362116 A CN201110362116 A CN 201110362116A CN 103107604 A CN103107604 A CN 103107604A
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- power
- power source
- induction coil
- power supply
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Abstract
The invention discloses a wireless electric energy supplying device. The wireless electric energy supplying device comprises a power source connector, a power source conversion device, a power source output control device and an electric energy supplying device, wherein the power source connector is connected with an external power source. The power source conversion device comprises a power source detecting control module, wherein the power source detecting control module is connected with a direct current-alternating current power source converter and an alternating current-alternating current power source converter. The power source output control device comprises a controller, wherein the controller is connected with an output detector. The output detector is used for detecting electric current change of alternating current power source output of the controller. The electric energy supplying device comprises a positive electrode power source unit, a negative electrode power source unit and a plurality of first induction coils. The positive electrode power source unit is provided with a plurality of positive electrode power source wires. The negative electrode power source unit is provided with a plurality of negative electrode power source wires. The plurality of first induction coils are arranged in a matrix mode. Each row induction coils are electrically connected with each positive electrode power source wire. Each line induction coils are electrically connected with each negative electrode power source wire. Unnecessary power consumption of the wireless electric energy supplying device is avoided, and electric energy can be effectively used.
Description
Technical field
A kind of radio energy supply espespecially can carry out for portable electronic products the radio energy supply of wireless charging.
Background technology
In the modern life, many consumer electronic devices, such as electric shaver, cell phone, personal digital assistant, MP3 walkman or digital camera etc., the rechargeable battery that uses often needs charging, so various charging devices just are provided on the market, the normally wired charge mode of tradition charging device, different electronic installations may need different charging wires, quite inconvenient, therefore, the design of wireless charging system is namely arranged, its mainly comprise the radio energy feeding mechanism of receiving power supply unit with in be built in the radio energy receiving system of electronic installation to be charged.The wireless charging principle is to utilize the electromagnetic coupled principle basically, alternating voltage is inputed to primary winding to produce alternating electromagnetic field, alternating electromagnetic field is coupled to secondary coil to produce the output of induction alternating voltage, that is to say, feed end and the receiving terminal of radio energy coupling are alternating voltage.In ideal conditions, when secondary coil is not coupled to load, because there is no power stage, so input power does not just have power consumption.But in fact really not so, for example a transformer is electrically connected to power supply and when not being couple to load, after a period of time, this transformer still can generate heat, expression still has power consumption, its power consumption is mainly from the primary winding electric current and the internal resistance thereof that produce alternating electromagnetic field, from the above, bad wireless charger may cause unnecessary power dissipation.
Summary of the invention
Main purpose of the present invention is, allows the radio energy supply can not cause unnecessary power dissipation, so that electric energy can effectively utilize.
For reaching above-mentioned purpose, radio energy supply of the present invention is provided with to connect power connector, power supply change-over device, power output control device and the electrical energy supply device of external power source, wherein:
This power supply change-over device is provided with the electric power detecting control module, the electric power detecting control module is connected with respectively DC-AC power-supply converter and AC-AC power supply changeover device, energy supply control module can judge that input power is AC power or DC power supply, then carries out the power supply conversion via DC-AC power-supply converter or AC-AC power supply changeover device.
This power output control device is provided with controller, and controller is connected with the output detector, and controller is in order to controlling the output of AC power, and the output detector is in order to the curent change of the AC power output of detecting controller.
This electrical energy supply device has pedestal, be provided with cathode power supply unit, negative power supply unit and a plurality of the first induction coil in pedestal, the cathode power supply unit is provided with a plurality of cathode power supply lines, the negative power supply unit is provided with a plurality of anode power cords, and a plurality of the first induction coils are the matrix form arrangement, each row first induction coil is electrically connected at respectively each cathode power supply line, is electrically connected at respectively each anode power cord and respectively ranked first induction coil.Electric energy allow the radio energy supply can not cause unnecessary power dissipation, so that can effectively utilize.
Description of drawings
Fig. 1 is calcspar of the present invention;
Fig. 2 is the calcspar of power connector of the present invention;
Fig. 3 is the calcspar of power output control device of the present invention and electrical energy supply device;
Fig. 4 is the schematic diagram of electrical energy supply device of the present invention;
Fig. 5 is that the present invention uses view.
Description of reference numerals: 1-radio energy supply; The 2-external power source; The 10-power connector; The 20-power supply change-over device; 210-electric power detecting control module; The 220-DC-AC power-supply converter; 230-AC-AC power supply changeover device; The 30-power output control device; The 310-controller; 320-exports detector; The 330-storage medium; The 40-electrical energy supply device; 410-cathode power supply unit; 411-cathode power supply line; 420-negative power supply unit; The 421-anode power cord; 430-the first induction coil; The 440-pedestal; 50-portable mobile device.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the present invention is above-mentioned.
see also Fig. 1 to shown in Figure 4, find out by knowing in figure, radio energy supply 1 of the present invention is provided with power connector 10, and power connector 10 is connected with power supply change-over device 20, power output control device 30 and electrical energy supply device 40 in turn, as shown in Figures 1 and 2, this power connector 10 connects external power source 2, when making external power source 2 by power connector 10 input power conversion equipment 20, the electric power detecting control module 210 of power supply change-over device 20 can first be distinguished the type of external power source 2, if external power source 2 is AC power, power supply is inputed to AC-AC power supply changeover device 230, allow AC-AC power supply changeover device 230 that this AC power is converted to suitable Voltage-output, if external power source 2 is DC power supply, power supply is inputed to DC-AC power-supply converter 220, allow DC-AC power-supply converter 220 that this DC power supply is converted to suitable AC power output, as shown in Figure 3, the output detector of this power output control device 30 320 is connected in controller 310 with storage medium 330, controller 310 in order to out-put supply to electrical energy supply device 40, and the curent change by output detector 320 detecting out-put supplies, as shown in Figure 4, the cathode power supply unit 410 of this electrical energy supply device 40 is the setting of X (1)～a plurality of of X (n), and the negative power supply unit 420 of electrical energy supply device 40 is the setting of Y (1)～a plurality of of Y (m), and the first induction coil 430 that a plurality of matrix forms are arranged, its each row first induction coil 430 is electrically connected at respectively each cathode power supply line 411, be electrically connected at respectively each anode power cord 421 and respectively ranked first induction coil 430, make each first induction coil 430 all have corresponding address, its arrangement mode is the first induction coil 430 (1 by first row, 1)～the first induction coil 430 (1, m), the first induction coil 430 (n to the n row, 1)～the first induction coil 430 (n, m).
see also again Fig. 1 to shown in Figure 5, as the user with the portable mobile device 50 (as: digital cameras of wanting to charge, device for mobile communication, when charge in pedestal 440 surfaces that digital personal assistant etc.) are placed in electrical energy supply device 40, radio energy supply 1 can be obtained external power source 2 by power connector 10, and allow power supply change-over device 20 convert suitable power supply to for external power source 2, at this moment, the controller 310 of power output control device 30 can input to electrical energy supply device 40 with power supply, and each first induction coil 430 of conducting successively sequentially, for example: by the first induction coil 430 (1 of the 1st row, 1)～(1, m) the first induction coil 430 (n that is listed as to n, 1)～the first induction coil 430 (n, m), or by the first induction coil 430 (1 of the 1st row, 1)～(n, 1) to the first capable induction coil 430 (1 of m, m)～the first induction coil 430 (n, m), and controller 310 is during often inferior to conducting the first induction coil 430, output detector 320 can be detected the curent change of out-put supply, see also Fig. 3 and shown in Figure 5, when the second induction coil of portable mobile device 50 is coupled in the first induction coil 430 that this is switched on, the electric current that output detector 320 namely can detect controller 310 out-put supplies increases, at this moment, the address of the first induction coil 430 that controller 310 namely can be switched on this is recorded in storage medium 330, after all first induction coils 430 conducting successively are complete, controller 310 namely can be according to the interior address of recording of storage medium 330, power supply is inputed to the first corresponding induction coil 430 of address, make the portable electronic equipment 50 that is positioned at the first induction coil 430 places begin to charge, other first induction coils 430 that are not recorded the address can not activate, namely controller 310 can not supplied power supply and cause this first induction coil 430, and then can avoid the consume of electric energy.
Above explanation is just illustrative for the purpose of the present invention, and nonrestrictive, and those of ordinary skills understand; in the situation that do not break away from the spirit and scope that following claims limit, can make many modifications, change; or equivalence, but all will fall within the scope of protection of the present invention.
Claims (3)
1. a radio energy supply, is characterized in that, this radio energy supply is provided with power connector, power supply change-over device, power output control device and electrical energy supply device, wherein:
This power connector is in order to connecting external power source, and the delivery of electrical energy that external power source is provided is to power supply change-over device;
This power supply change-over device is in order to being converted to external power source suitable AC power, and is supplied to power output control device;
This power output control device is provided with controller, and controller is connected with the output detector.
This electrical energy supply device is connected in power output control device, and electrical energy supply device has pedestal, be provided with cathode power supply unit, negative power supply unit and a plurality of the first induction coil in pedestal, the cathode power supply unit is provided with a plurality of cathode power supply lines, the negative power supply unit is provided with a plurality of anode power cords, and a plurality of the first induction coils are the matrix form arrangement, each row first induction coil is electrically connected at respectively each cathode power supply line, is electrically connected at respectively each anode power cord and respectively ranked first induction coil;
thus, the radio energy supply can first make power output apparatus when using controller successively with the AC power conducting to each the first induction coil, and utilize the output detector to detect the magnitude of current of the first induction coil that is switched on, when the output detector detects the first induction coil electric current quantitative change of being switched on when large, representing namely that the pedestal surface is disposed corresponding to the first induction coil to be switched on is placed with portable electronic products, and the second induction coil of portable electronic products is coupled in this first induction coil that is switched on, controller is activated the first induction coil that this is switched on, allow portable electronic products charge.
2. radio energy supply as claimed in claim 1, is characterized in that, power output control device is provided with storage medium, the first induction coil that is activated in order to record.
3. radio energy supply as claimed in claim 1, is characterized in that, this power supply change-over device is provided with the electric power detecting control module, and the electric power detecting control module is connected with respectively DC-AC power-supply converter and AC-AC power supply changeover device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103621166A CN103107604A (en) | 2011-11-15 | 2011-11-15 | Wireless electric energy supplying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103621166A CN103107604A (en) | 2011-11-15 | 2011-11-15 | Wireless electric energy supplying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103107604A true CN103107604A (en) | 2013-05-15 |
Family
ID=48315251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103621166A Pending CN103107604A (en) | 2011-11-15 | 2011-11-15 | Wireless electric energy supplying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103107604A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362716A (en) * | 2014-12-08 | 2015-02-18 | 联想(北京)有限公司 | Wireless charging method and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100052431A1 (en) * | 2008-09-02 | 2010-03-04 | Sony Corporation | Non-contact power transmission device |
| TWM397649U (en) * | 2010-05-21 | 2011-02-01 | Fu Da Tong Technology Co Ltd | Array controlled wireless charger |
| CN201766418U (en) * | 2010-03-31 | 2011-03-16 | 中强光电股份有限公司 | Portable power supply device |
| US20110115431A1 (en) * | 2009-11-17 | 2011-05-19 | Qualcomm Incorporated | Selective wireless power transfer |
-
2011
- 2011-11-15 CN CN2011103621166A patent/CN103107604A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100052431A1 (en) * | 2008-09-02 | 2010-03-04 | Sony Corporation | Non-contact power transmission device |
| US20110115431A1 (en) * | 2009-11-17 | 2011-05-19 | Qualcomm Incorporated | Selective wireless power transfer |
| CN201766418U (en) * | 2010-03-31 | 2011-03-16 | 中强光电股份有限公司 | Portable power supply device |
| TWM397649U (en) * | 2010-05-21 | 2011-02-01 | Fu Da Tong Technology Co Ltd | Array controlled wireless charger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362716A (en) * | 2014-12-08 | 2015-02-18 | 联想(北京)有限公司 | Wireless charging method and electronic equipment |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130515 |