CN1710777A - Isolation type charging system and use thereof - Google Patents
Isolation type charging system and use thereof Download PDFInfo
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- CN1710777A CN1710777A CN 200510085491 CN200510085491A CN1710777A CN 1710777 A CN1710777 A CN 1710777A CN 200510085491 CN200510085491 CN 200510085491 CN 200510085491 A CN200510085491 A CN 200510085491A CN 1710777 A CN1710777 A CN 1710777A
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- circuit
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- transmitting coil
- rechargeable battery
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Abstract
The disclosed charging unit includes transmitting circuit group and receiving circuit group. Setup inside seat of external power source, the transmitting circuit group includes transmitting winding. Through the transmitting winding, the transmitting circuit group releases AC signal. Setup inside chargeable battery, the receiving circuit group is connected to electric power storage body inside the chargeable battery. The receiving circuit group includes a receiving winding. When approaching to the transmitting winding, the receiving winding receives AC signal released by the transmitting winding. The receiving circuit group converts the received AC signal to power to charge the electric power storage body. Realizing non-contact charging, the invention is able to charge batteries in different lengths. Chargeable batteries inside electrical appliance can be charged without need of opening appliance and removing batteries out of the appliance.
Description
Technical field:
The present patent application relates to a kind of isolation type charging system and application thereof, relates in particular to a kind of isolated battery charger of noncontact that need not charge in the mode of electrode contact.
Background technology:
The use of rechargeable battery is quite extensive, for example: normal standard cell, Twicell 1400, mobile phone rechargeable battery, walkman rechargeable battery or the like of using in the general consumption electronic products.
As depicted in figs. 1 and 2, charging modes in prior art is that traditional rechargeable battery 91 is inserted in traditional cradle 92, with positive electrode contact terminal 921 set on traditional cradle 92 contact with negative electrode gate terminal 922 respectively with traditional rechargeable battery 91 on positive electrode 911 contact with negative electrode 912.Because the kind and the specification of traditional rechargeable battery 91 are various, positive and negative electrode distance, position that all size produced are also different, and for example general electronic products column rechargeable battery commonly used makes the distance between the positive and negative electrode different because of specification is different; The positive and negative electrode of nine volts of rechargeable batteries is a parallel arranged; The positive and negative electrode of mobile phone rechargeable battery is specific arrangement or the like.Therefore, traditional cradle 92 also need be complied with various positive and negative electrode spacing, direction, arrangement mode and be designed, and is incompatible each other, cooperates various traditional rechargeable batteries 91 to carry out the charging of contact with multiple different relative specification.
Summary of the invention:
The purpose of this invention is to provide a kind of noncontact isolation type charging system and application thereof;
Another object of the present invention provides the charging device that a kind of various rechargeable battery can use mutually;
A kind of isolation type charging system comprises radiating circuit group and receiving circuit group, and the radiating circuit group is arranged in the pedestal of external power supply, and described radiating circuit group further comprises transmitting coil, makes the radiating circuit group be seen through transmitting coil and discharges AC signal; The receiving circuit group is arranged in the rechargeable battery, has the power storage body that is connected with the receiving circuit group in the described rechargeable battery, and the receiving circuit group further comprises receiving coil; When receiving coil during near transmitting coil, receiving coil receives the AC signal that transmitting coil discharged, and converts electric power to by the receiving circuit group power storage body is charged, thereby realizes isolated non-contact charge.
The radiating circuit group further comprises the voltage control frequency oscillation circuit; The drive circuit that is connected with the voltage control frequency oscillation circuit; First resonant circuit that is connected with drive circuit, transmitting coil are the extensions of first resonant circuit; The receiving circuit group further comprises second resonant circuit; The current rectifying and wave filtering circuit that is connected with second resonant circuit; The charging circuit that is connected with current rectifying and wave filtering circuit, and with charging circuit power storage body is charged, receiving coil is the extension of second resonant circuit.
The radiating circuit group further comprises the feedback circuit that is connected with first resonant circuit, the control circuit that is connected with feedback circuit; Control circuit is connected with the voltage control frequency oscillation circuit, feedback circuit feeds back to control circuit with the AC signal that transmitting coil disengaged, by control circuit comparison, analysis back input voltage control frequency oscillating circuit it is controlled, make the resonance performance optimal of first resonant circuit.
Have one in the rechargeable battery every magnetosphere, described being arranged on every magnetosphere is used for intercepting electromagnetic interference between power storage body and the receiving coil.Transmitting coil and receiving coil are that corresponding spiral twines.Transmitting coil and receiving coil be corresponding planar disk around.
Battery is arranged at electronic product inside, directly the close pedestal of electronic product, makes receiving coil receive the AC signal that transmitting coil disengaged when charging.
A kind of battery charger of using isolation type charging system, wherein rechargeable battery comprise receiving coil, receiving circuit group, every magnetosphere and power storage body; Have in the rechargeable battery of power storage body and be provided with, describedly be arranged between power storage body and the receiving circuit group to intercept electromagnetic interference every magnetosphere every magnetosphere; The receiving coil of receiving circuit group receives AC signal from the outside with non-contacting isolation method, and is converted to electric energy power storage body is charged, and rechargeable battery need not be charged in the mode of electrode contact.
Outside AC signal is launched by the radiating circuit group in the pedestal that is arranged on external power supply, and this radiating circuit group further includes transmitting coil, makes the radiating circuit group be seen through transmitting coil and disengages AC signal.
First resonant circuit that the radiating circuit group further includes voltage control frequency oscillation circuit, the drive circuit that is connected with the voltage control frequency oscillation circuit, is connected with drive circuit, transmitting coil is the extension of first resonant circuit; The receiving circuit group further include second resonant circuit, with receive current rectifying and wave filtering circuit that resonant circuit is connected, with flow the charging circuit that filter circuit is connected, and power storage body is charged with charging circuit, receiving coil is the extension of second resonant circuit.
The radiating circuit group further comprises the feedback circuit that is connected with resonant circuit, the control circuit that is connected with feedback circuit; Control circuit is connected with the voltage control frequency oscillation circuit, and feedback circuit feeds back to control circuit with the AC signal that transmitting coil disengaged; Input voltage control frequency oscillating circuit after the control circuit comparative analysis is so that the resonance quality that first resonant circuit is produced reaches best.
Receiving coil is that spiral twines.Transmitting coil also is to twine with the corresponding spiral of receiving coil.Receiving coil be planar disk around.Transmitting coil also be with the corresponding planar disk of receiving coil around.
Rechargeable battery can be fixedly arranged on the inside of electronic product, if when charging be directly with electronic product near pedestal, make receiving coil receive the AC signal that transmitting coil disengaged and both can.
Because the operation that charging process does not need the electrode to rechargeable battery to carry out clamping connection or compress, make the pedestal that cooperates with rechargeable battery, can not limit to some extent in design because of specification factor such as charging battery electrode position, electrode distance, electrode direction.Size, the discrepant rechargeable battery of length all can be charged by a pedestal; Secondly, by the characteristic of the isolated charging of noncontact, when making rechargeable battery be fixedly arranged in the electrical appliance, do not need the rechargeable battery in the electrical appliance is disassembled the action of can charging.
Description of drawings:
Figure 1 shows that the schematic diagram that the traditional cylindrical rechargeable battery is implemented;
Figure 2 shows that the schematic diagram that the traditional square rechargeable battery is implemented;
Figure 3 shows that the coil spiral twines the schematic diagram of embodiment;
Figure 4 shows that the electrical block diagram of the application's isolation type charging system;
Figure 5 shows that the schematic diagram of coil plane coiling embodiment;
Figure 6 shows that the schematic diagram of another embodiment of coil plane coiling;
Figure 7 shows that battery charger and battery product schematic diagram in conjunction with the embodiments.
Specific embodiment:
Below in conjunction with accompanying drawing detailed description is done in invention:
See also the electrical block diagram of Fig. 4 the application's isolation type charging system.Wherein isolation type charging system mainly comprises radiating circuit group 10 and receiving circuit group 20, radiating circuit group 10 is arranged in the pedestal 30 (seeing Fig. 3 and Fig. 5), this pedestal 30 has external power supply 31 for radiating circuit group 10 electric energy, and radiating circuit group 10 further comprises a transmitting coil 11 (first coil just); Receiving circuit group 20 is located within the rechargeable battery 40, is provided with a power storage body 41 (just traditional rechargeable battery) in the rechargeable battery 40, and receiving circuit group 20 further comprises receiving coil 21 and power storage body 41 is advanced the charging circuit 22 of charging.
Said radiating circuit group 10 can see through transmitting coil 11 and disengage AC signal, when receiving coil 21 during near transmitting coil 11, receiving coil 21 receives the AC signal that transmitting coils 11 are disengaged, and converts electric power to by receiving circuit group 20 power storage body 41 is charged.The emission resonant circuit 14 (i.e. first resonant circuit) that radiating circuit group 10 further comprises voltage control frequency oscillation circuit 12, the drive circuit 13 that is connected with voltage control frequency oscillation circuit 12, is connected with drive circuit 13, transmitting coil 11 is the extension of emission resonant circuit 13.Receiving circuit group 20 further comprises the current rectifying and wave filtering circuit 23 that receives resonant circuit 22 (i.e. second resonant circuit), is connected with reception resonant circuit 22, the charging circuit 24 that is connected with current rectifying and wave filtering circuit 23, charging circuit 24 is connected with said power storage body 41, and receiving coil 21 (second coil just) is for receiving the extension of resonant circuit 22.
Secondly, radiating circuit group 10 further comprises the feedback circuit 15 that is connected with emission resonant circuit 14, the control circuit 16 that is connected with feedback circuit 15, and control circuit 16 is connected with voltage control frequency oscillation circuit 12.
Power supply provides 10 runnings of radiating circuit group required electric power, produce an AC signal by voltage control frequency oscillation circuit 12, and amplified by drive circuit 13, the AC signal of amplifying back obtains resonance through emission resonant circuit 14, through transmitting coil 11 AC signal is disengaged.After the AC signal that receiving coil 21 is disengaged near transmitting coil 11, convert AC signal to electric power owing to receive resonant circuit 22 with the configuration of current rectifying and wave filtering circuit 23, charge for 24 pairs of power storage body 41 of charging circuit.
At the same time, feedback circuit 15 feeds back to control circuit 16 (including microprocessor) with the AC signal that transmitting coil disengaged, analyzed, be input to voltage control frequency oscillation circuit 12 after relatively by control circuit 16, the resonance quality that emission resonant circuit 14 is produced reaches optimization.
In the concrete process of implementing, be provided with one every magnetosphere 42 between power storage body 41 and the receiving coil 21, use obstruct magnetic disturbance therebetween.Because enforcement of the present invention does not need the positive and negative electrode that rechargeable battery 40 exposes is connected, make the pedestal in design can restriction to some extent because of specification factor such as the electrode position of rechargeable battery, electrode distance, electrode direction, for size, the variant rechargeable battery of length, can charge by same pedestal 30.
As Fig. 3, Fig. 5 and shown in Figure 6, transmitting coil 11 and receiving coil 22 are except as indicated earlier, be to adopt relative spiral to twine as outside implementing, and can adopt planar disk around mode, charging structure of the present invention can be applied on the rechargeable battery 40 of multiple different shaping, the rechargeable battery of for example rectangular body (square), the rechargeable battery of mobile phone or the reserve battery of other electric equipment products.
As shown in Figure 7, because charging structure of the present invention need not carry out electrode and connect and can charge, therefore, rechargeable battery 40 can directly conceal and be located in the electrical appliance (for example: camera, mobile phone, mobile computer, palmtop PC, walkman, electronic dictionary or other are convenient to the electric equipment products implemented with charging modes) on the implementation, in the time of need charging when the power shortage of rechargeable battery 40, as long as the action that the mode that electrical appliance 50 promptly can noncontact be isolated near pedestals is charged.
Owing to make the technical field that rechargeable battery and cradle are difference, especially for example MP3 (MP3PLAYER), small digital cameras etc., rechargeable battery of the present invention may be built in the device body in directly, as long as cooperating suitable cradle can implement, therefore the rechargeable battery of this creation can be implemented separately: promptly as previously mentioned, lie in and be provided with one in the rechargeable battery 40 every a magnetosphere 42 and a receiving circuit group 20, wherein, be arranged between rechargeable battery 40 original power storage body 41 and the receiving circuit group 20 to intercept electromagnetic interference every magnetosphere 42, receiving circuit group 20 then further includes receiving coil 21, receive AC signal by receiving coil 21 with the noncontact isolation method from the outside, and be converted to electric power power storage body 41 is charged, rechargeable battery 40 need not be charged in the mode of electrode contact.AC signal system as for the outside comes from aforementioned radiating circuit group 10, and this radiating circuit group 10 is arranged in the pedestal 30, and its composition important document and operating principle are identical with the technology contents of before taking off, and do not give unnecessary details in addition at this.
Above-listed detailed description is to specify at possible embodiments of the present invention, only this embodiment is not in order to limit claim of the present invention, allly do not break away from equivalent embodiment or the change that skill spirit of the present invention is done, for example, equivalence embodiment Deng changing all should be contained within the claim of this case.
Claims (10)
1. isolation type charging system comprises radiating circuit group and receiving circuit group:
The radiating circuit group is arranged in the pedestal of external power supply, and described radiating circuit group further comprises transmitting coil, makes the radiating circuit group be seen through transmitting coil and discharges AC signal;
The receiving circuit group is arranged in the rechargeable battery, has the power storage body that is connected with the receiving circuit group in the described rechargeable battery, and the receiving circuit group further comprises receiving coil; When receiving coil during near transmitting coil, receiving coil receives the AC signal that transmitting coil discharged, and converts electric power to by the receiving circuit group power storage body is charged, thereby realizes isolated non-contact charge.
2. according to the isolation type charging system of claim 1, wherein:
The radiating circuit group further comprises the voltage control frequency oscillation circuit; The drive circuit that is connected with the voltage control frequency oscillation circuit; First resonant circuit that is connected with drive circuit, transmitting coil are the extensions of first resonant circuit;
The receiving circuit group further comprises second resonant circuit; The current rectifying and wave filtering circuit that is connected with second resonant circuit; The charging circuit that is connected with current rectifying and wave filtering circuit, and with charging circuit power storage body is charged; Receiving coil is the extension of second resonant circuit.
3. according to the isolation type charging system of claim 1 or 2, wherein the radiating circuit group further comprises the feedback circuit that is connected with first resonant circuit, the control circuit that is connected with feedback circuit; Control circuit is connected with the voltage control frequency oscillation circuit, feedback circuit feeds back to control circuit with the AC signal that transmitting coil disengaged, by control circuit comparison, analysis back input voltage control frequency oscillating circuit it is controlled, make the resonance performance optimal of first resonant circuit.
4. according to the isolation type charging system of claim 1 or 2, wherein have one in the rechargeable battery every magnetosphere, described being arranged on every magnetosphere is used for intercepting electromagnetic interference between power storage body and the receiving coil; Rechargeable battery is arranged at electronic product inside, directly the close pedestal of electronic product, makes receiving coil receive the AC signal that transmitting coil disengaged when charging.
5. according to the isolation type charging system of claim 1 or 2, wherein transmitting coil and receiving coil be that corresponding spiral twines, planar disk around.
6. an application rights requires the battery charger of isolation type charging system in 1, wherein rechargeable battery comprise the receiving circuit group, every magnetosphere and power storage body;
Have in the rechargeable battery of power storage body and be provided with, describedly be arranged between power storage body and the receiving circuit group to intercept electromagnetic interference every magnetosphere every magnetosphere; The receiving coil of receiving circuit group receives AC signal from the outside with non-contacting isolation method, and is converted to electric energy power storage body is charged, and rechargeable battery need not be charged in the mode of electrode contact; The interior radiating circuit group of pedestal that is arranged on external power supply is outwards launched AC signal, and this radiating circuit group further includes transmitting coil, makes the radiating circuit group be seen through transmitting coil and disengages AC signal.
7. according to the battery charger of claim 6, wherein:
First resonant circuit that the radiating circuit group further includes voltage control frequency oscillation circuit, the drive circuit that is connected with the voltage control frequency oscillation circuit, is connected with drive circuit; Transmitting coil is the extension of first resonant circuit;
The receiving circuit group further include second resonant circuit, with receive current rectifying and wave filtering circuit that resonant circuit is connected, with flow the charging circuit that filter circuit is connected, and power storage body is charged with charging circuit; Receiving coil is the extension of second resonant circuit.
8. according to the battery charger of claim 6 or 7, wherein the radiating circuit group further comprises the feedback circuit that is connected with resonant circuit, the control circuit that is connected with feedback circuit; Control circuit is connected with the voltage control frequency oscillation circuit, and feedback circuit feeds back to control circuit with the AC signal that transmitting coil disengaged; Input voltage control frequency oscillating circuit after the control circuit comparative analysis is so that the resonance quality that first resonant circuit is produced reaches best.
9. according to the battery charger of claim 6 or 7, wherein rechargeable battery can be fixedly arranged on the inside of electronic product, if when charging be directly with electronic product near pedestal, make receiving coil receive the AC signal that transmitting coil disengaged and both can.
10. according to the battery charger of claim 6 or 7, wherein receiving coil and transmitting coil form can be corresponding spiral twine or planar disk around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510085491 CN1710777A (en) | 2005-07-21 | 2005-07-21 | Isolation type charging system and use thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510085491 CN1710777A (en) | 2005-07-21 | 2005-07-21 | Isolation type charging system and use thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1710777A true CN1710777A (en) | 2005-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510085491 Pending CN1710777A (en) | 2005-07-21 | 2005-07-21 | Isolation type charging system and use thereof |
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| Country | Link |
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| CN (1) | CN1710777A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005784A (en) * | 2009-09-02 | 2011-04-06 | 北京华旗资讯数码科技有限公司 | Wireless charging system |
| CN102468692A (en) * | 2010-11-20 | 2012-05-23 | 孙善骏 | Electromagnetic charging electric automobile with magnet vane |
| CN101527372B (en) * | 2008-03-06 | 2012-07-04 | 财团法人工业技术研究院 | Programmable energy storage control module and system |
| WO2012092782A1 (en) * | 2011-01-04 | 2012-07-12 | 深圳市航嘉驰源电气股份有限公司 | Wireless charger |
| CN102882285A (en) * | 2012-09-07 | 2013-01-16 | 苏州科云物联科技有限公司 | Wireless charging device for mining |
| CN102097668B (en) * | 2007-07-13 | 2013-07-24 | 翰林Postech株式会社 | Battery pack for wireless charger system and controlling method thereof |
| CN111245478A (en) * | 2019-12-16 | 2020-06-05 | 北京三快在线科技有限公司 | Circuit control method, device, equipment and storage medium |
-
2005
- 2005-07-21 CN CN 200510085491 patent/CN1710777A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102097668B (en) * | 2007-07-13 | 2013-07-24 | 翰林Postech株式会社 | Battery pack for wireless charger system and controlling method thereof |
| CN101527372B (en) * | 2008-03-06 | 2012-07-04 | 财团法人工业技术研究院 | Programmable energy storage control module and system |
| CN102005784A (en) * | 2009-09-02 | 2011-04-06 | 北京华旗资讯数码科技有限公司 | Wireless charging system |
| CN102468692A (en) * | 2010-11-20 | 2012-05-23 | 孙善骏 | Electromagnetic charging electric automobile with magnet vane |
| WO2012092782A1 (en) * | 2011-01-04 | 2012-07-12 | 深圳市航嘉驰源电气股份有限公司 | Wireless charger |
| CN102882285A (en) * | 2012-09-07 | 2013-01-16 | 苏州科云物联科技有限公司 | Wireless charging device for mining |
| CN111245478A (en) * | 2019-12-16 | 2020-06-05 | 北京三快在线科技有限公司 | Circuit control method, device, equipment and storage medium |
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