CN203180553U - Ac-dc multipurpose wireless charging circuit - Google Patents
Ac-dc multipurpose wireless charging circuit Download PDFInfo
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- CN203180553U CN203180553U CN2012207132169U CN201220713216U CN203180553U CN 203180553 U CN203180553 U CN 203180553U CN 2012207132169 U CN2012207132169 U CN 2012207132169U CN 201220713216 U CN201220713216 U CN 201220713216U CN 203180553 U CN203180553 U CN 203180553U
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Abstract
The utility model relates to a charging device and especially relates to an AC-DC multipurpose wireless charging circuit that is an AC-DC power source managing circuit. The AC-DC multipurpose wireless charging circuit includes a transmitting circuit and a receiving circuit. The AC-DC multipurpose wireless charging circuit is characterized in that the transmitting circuit includes a power converting circuit, a rectifying circuit A, a filtering circuit A, an AC-DC converting circuit, a voltage-stabilizing circuit, a current overload protection circuit, a control circuit, a high-frequency oscillating circuit and an electromagnetic energy transmitting circuit. A relay is arranged in the AC-DC converting circuit. The AC-DC multipurpose wireless charging circuit provided by the utility model is suitable for DC voltage power supply and is also suitable for AC voltage power supply. A charging functional effect can be realized in both of an AC power supply environment and a vehicle DC power supply environment. The AC-DC multipurpose wireless charging circuit is suitable for different kinds of charging environments and meets multiple kinds of charging requirements.
Description
Technical field
The utility model relates to charging device, especially a kind of alternating current-direct current multi-application wireless charging circuit.
Background technology
At present, electronic product is mobile the use for convenience, and can adopt rechargeable battery usually is the product power supply, charges to recycle for it by charger as far as possible after the running down of battery.And existing charger major part is wired charger, charger needs power line to connect, the scope of application has certain limitation, and along with electronic product constantly occurs, and power interface does not have monolithic standard, make the electronic product of distinct interface more and more, cause a family that a plurality of chargers are arranged, charging brings certain inconvenience to electronic product.
The charging problem that solves electronic product has been arranged artificially, invented wireless charger, only limiting to of having be automobile-used, is a kind of automobile-used wireless charger that provides for charging on the car as the patent No. for 201020224158.4 scheme.Also having a kind of is the wireless charger that can only use when alternating current, is to use a kind of wireless charger of alternating current as the scheme of the patent No. 201120000742.6.Though these prior aries solved wired charger scope of application limited problem, the waste resource can not satisfy the charging requirement of different electronic products under the different situations, adaptability is little.
Summary of the invention
The utility model is primarily aimed at that the charging device scope of application is little, the too much mistake of charge prepd is assorted and cause the shortcoming of the wasting of resources, invented a kind of alternating current-direct current multi-application wireless charging circuit, this unlimited charging circuit both had been applicable to Alternating Current Power Supply, be applicable to direct current supply again, the unlimited charger product of having used this circuit can be applicable to multiple charging environment, satisfy multiple charging requirement.
Above-mentioned technical problem of the present utility model is implemented by the following technical programs: a kind of alternating current-direct current multi-application wireless charging circuit, comprise radiating circuit, receiving circuit, and it is characterized in that described radiating circuit comprises:
The power converting circuit that is used for connecting external ac power source and has transformer action;
Be used for alternating current is transformed into galvanic rectification circuit A, power converting circuit links to each other with rectification circuit A;
Be used for filtering out the filter circuit A through the direct current alternating component behind the rectification circuit A, rectification circuit A links to each other with filter circuit A;
Be used for changing the ac-dc converter circuit of supply power mode, be provided with relay in the ac-dc converter circuit, ac-dc converter circuit links to each other with filter circuit A;
Be used for keeping the voltage stabilizing circuit of output constant voltage, filter circuit A links to each other with voltage stabilizing circuit;
High-frequency oscillating circuits for generation of electromagnetic wave signal;
Be connected the control circuit between voltage stabilizing circuit and the high-frequency oscillating circuits;
Be used for sending electromagnetic electromagnetic energy transtation mission circuit, high-frequency oscillating circuits links to each other with the electromagnetic energy transtation mission circuit;
Be connected the current overload protection circuit between filter circuit A and the electromagnetic energy transtation mission circuit.
As preferably, during ac power supply, the moving contact of described relay is connected with fixed contact, forms the radiating circuit of ac power supply method.
As preferably, during DC power supply, the moving contact of described relay is connected with the DC power supply end, forms the radiating circuit of direct current supply mode.
As preferably, described radiating circuit also comprises the power supply state indicating circuit, and the power supply state indicating circuit links to each other with ac-dc converter circuit.
As preferably, described receiving circuit comprises:
The electromagnetic energy receiving circuit that is used for receiving electromagnetic energy and electromagnetic energy is converted to alternating voltage;
Be used for converting alternating current to galvanic rectification circuit B, the electromagnetic energy receiving circuit links to each other with rectification circuit B;
For the filter circuit B of the direct voltage alternating component that filters out pulsation, rectification circuit B links to each other with filter circuit B;
Be used for showing the charged state indicating circuit of charged state;
Be used for charging circuit, the charging control circuit of the charging of external electrical product, the charged state indicating circuit links to each other with charging control circuit with charging circuit, and the output of charging circuit arranges output interface; Be connected the reference circuit between filter circuit B and the charging control circuit.
In sum, the utility model compared with prior art has following advantage:
The unlimited charging circuit that the utility model provides is a kind of ac-dc dual power supply management circuit, both has been applicable to DC-voltage supply, also is applicable to alternating voltage power supply, can be implemented under Alternating Current Power Supply and the vehicle-mounted direct current supply environment all chargeable functional effects.
Description of drawings
Fig. 1 is emission principle block diagram of the present utility model;
Fig. 2 is reception theory diagram of the present utility model;
Fig. 3 is radiating circuit schematic diagram of the present utility model;
Fig. 4 is receiving circuit schematic diagram of the present utility model.
Number in the figure is: 1, DC power supply end; 2, fixed contact; 3, moving contact; 4, relay; 10, power converting circuit; 11, rectification circuit A; 12, filter circuit A; 13, ac-dc converter circuit; 14, power supply state indicating circuit; 15, voltage stabilizing circuit; 16, high-frequency oscillating circuits; 17, control circuit; 18, current overload protection circuit; 19, electromagnetic energy transtation mission circuit; 20, electromagnetic energy receiving circuit; 21, rectification circuit B; 22, filter circuit B; 23, reference circuit; 24, charged state indicating circuit; 25, charging circuit; 26, charging control circuit; 27, output interface.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Embodiment 1:
A kind of alternating current-direct current multi-application wireless charging circuit comprises radiating circuit, receiving circuit.
Shown in Fig. 1,3; described radiating circuit comprises: power converting circuit 10, rectification circuit A11, filter circuit A12, ac-dc converter circuit 13; power supply state indicating circuit 14, voltage stabilizing circuit 15, control circuit 17, current overload protection circuit 18, high-frequency oscillating circuits 16, electromagnetic energy transtation mission circuit 19.
Described power converting circuit 10 links to each other with rectification circuit A11; rectification circuit A11 is connected with filter circuit A12; ac-dc converter circuit 13 links to each other with filter circuit A12; ac-dc converter circuit 13 links to each other with charged state indicating circuit 14; filter circuit A12 links to each other with voltage stabilizing circuit 15, and control circuit 17 links to each other with voltage stabilizing circuit 15, and voltage stabilizing circuit 15 links to each other with current overload protection circuit 18; control circuit 17 links to each other with high-frequency oscillating circuits 16, and high-frequency oscillating circuits 16 links to each other with electromagnetic energy transtation mission circuit 19.
In the described charged state indicating circuit 14, be provided with relay 4 and LED1 indicator light, LED2 indicator light, wherein the LED2 indicator light is shown in green, and the moving contact 3 by relay 4 is connected to DC power supply end 1, is used to indicate the direct current supply state; The LED1 indicator light is shown in red, when the moving contact 3 of relay 4 is connected with fixed contact 2, is communicated with AC power, is used to indicate the Alternating Current Power Supply state.
Shown in Fig. 2,4, described receiving circuit comprises: electromagnetic energy receiving circuit 20, rectification circuit B21, filter circuit B22, charged state indicating circuit 24, reference circuit 23, charging circuit 25, charging control circuit 26, be positioned at output interface 27 or the rechargeable battery of charging circuit output.
Be used for charging circuit 25, the charging control circuit 26 of the charging of external electrical product, charged state indicating circuit 24 links to each other with charging control circuit 26 with charging circuit 25, and the output of charging circuit 25 arranges output interface 27.
Be provided with LED3 indicator light, LED4 indicator light in the described charged state indicating circuit 24, wherein, the LED3 indicator light is shown in red, is used to indicate just in charged state; The LED4 indicator light is shown in green, and this LED4 indicator light ground connection is used to indicate the charging completion status.
The alternating current-direct current multi-application wireless charging circuit that the utility model provides is applicable to the power supply of electric main and vehicle-mounted DC power supply dual mode.
One, ac-dc converter circuit 13 is selected by relay 4, under the normal condition, is the direct current supply principle of priority:
As shown in Figure 3, the moving contact 3 of relay 4 links to each other with DC power supply end 1, namely is connected with DC power supply (battery BT1), simultaneously by this state of the luminous demonstration of the LED2 in the charged state indicating circuit 14 (green).
Simultaneously, DC power supply one tunnel provides energy for electromagnetic energy transtation mission circuit 19, and another road provides power supply for control circuit 17 and high-frequency oscillating circuits 16 after voltage stabilizing circuit 15 conversion.Be operated in the direct current supply mode this moment, and electric energy is along with the variation of the frequency of high-frequency oscillating circuits 16 outwards sends with electromagnetic energy by the coil L1 in the electromagnetic energy transtation mission circuit 19.
When Alternating Current Power Supply, the direct current of alternating current after the power converting circuit conversion is by rectifying and wave-filtering makes the relay J adhesive, the contact 3 of the K switch 1 of relay J disconnects with contact 1 at this moment, the contact 3 of the K switch 1 of relay J links to each other with contact 2, simultaneously by this state of the luminous demonstration of condition indication circuit LED1 (redness).This moment, electromagnetic energy transtation mission circuit unit just worked in ac power supply method, and simultaneously, the direct current one tunnel behind the rectifying and wave-filtering provides energy for the electromagnetic energy transtation mission circuit, and another road provides power supply for control circuit and high-frequency oscillating circuits after the voltage stabilizing circuit conversion.This moment, electric energy was along with the frequency change of the high-frequency oscillating circuits coil L1 by the electromagnetic energy transtation mission circuit outwards sends with electromagnetic energy.The frequency of oscillation of high-frequency oscillating circuits is more than 100kHz.
Two, when Alternating Current Power Supply, alternating current is after power converting circuit 10 conversion, and the direct current behind rectification circuit A11, filter circuit A12 makes relay 4 adhesives again, and this moment, the moving contact 3 of relay 4 disconnected with DC power supply end 1, was connected with fixed contact 2; Simultaneously by this state of the luminous demonstration of the LED1 in the charged state indicating circuit 14 (redness).
At this moment, be operated in ac power supply method, provide energy through the direct current one tunnel behind the rectifying and wave-filtering for electromagnetic energy transtation mission circuit 19, another road provides power supply for control circuit 17 and high-frequency oscillating circuits 16 after voltage stabilizing circuit 15 conversions; Electric energy is along with the frequency change of high-frequency oscillating circuits 16 outwards sends with electromagnetic energy by the coil L1 in the electromagnetic energy transtation mission circuit 19.
Three, receiving course:
As shown in Figure 4, electromagnetic energy on the coil-induced L1 coil in electromagnetic energy transtation mission circuit 19 of L2 in the electromagnetic energy receiving circuit 20, and convert alternating voltage to, behind rectification circuit B21, filter circuit B22, one the tunnel provides reference voltage through reference circuit 23 for charging control circuit 26, and another road links to each other for the rechargeable battery charging or with output interface 27 through charging circuit 25; Demonstrating state simultaneously by charging control circuit 26 control of charging, and by the indicator light in the charged state indicating circuit 24, is that LED3 sends out a warning when charging, and is that LED4 gives a green light when charging is full of.
Specific embodiment described in the literary composition only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. an alternating current-direct current multi-application wireless charging circuit comprises radiating circuit, receiving circuit, it is characterized in that described radiating circuit comprises:
The power converting circuit (10) that is used for connecting external ac power source and has transformer action;
Be used for alternating current is transformed into galvanic rectification circuit A(11), power converting circuit links to each other with rectification circuit A;
Be used for filtering out the filter circuit A(12 through the direct current alternating component behind the rectification circuit A), rectification circuit A links to each other with filter circuit A;
Be used for changing the ac-dc converter circuit (13) of supply power mode, be provided with relay (4) in the ac-dc converter circuit, ac-dc converter circuit links to each other with filter circuit A;
Be used for keeping the voltage stabilizing circuit (15) of output constant voltage, filter circuit A links to each other with voltage stabilizing circuit;
High-frequency oscillating circuits (16) for generation of electromagnetic wave signal;
Be connected the control circuit (17) between voltage stabilizing circuit and the high-frequency oscillating circuits;
Be used for sending electromagnetic electromagnetic energy transtation mission circuit (19), high-frequency oscillating circuits links to each other with the electromagnetic energy transtation mission circuit;
Be connected the current overload protection circuit (18) between filter circuit A and the electromagnetic energy transtation mission circuit.
2. alternating current-direct current multi-application wireless charging circuit according to claim 1 is characterized in that, during ac power supply, the moving contact of described relay (3) is connected with fixed contact (2), forms the radiating circuit of ac power supply method.
3. alternating current-direct current multi-application wireless charging circuit according to claim 2 is characterized in that, during DC power supply, the moving contact of described relay is connected with DC power supply end (1), forms the radiating circuit of direct current supply mode.
4. according to claim 1 or 3 described alternating current-direct current multi-application wireless charging circuits, it is characterized in that described radiating circuit also comprises power supply state indicating circuit (14), the power supply state indicating circuit links to each other with ac-dc converter circuit.
5. according to claim 1 or 3 described alternating current-direct current multi-application wireless charging circuits, it is characterized in that described receiving circuit comprises:
The electromagnetic energy receiving circuit (20) that is used for receiving electromagnetic energy and electromagnetic energy is converted to alternating voltage;
Be used for converting alternating current to galvanic rectification circuit B(21), the electromagnetic energy receiving circuit links to each other with rectification circuit B;
Filter circuit B(22 for the direct voltage alternating component that filters out pulsation), rectification circuit B links to each other with filter circuit B;
Be used for showing the charged state indicating circuit (24) of charged state;
Be used for charging circuit (25), the charging control circuit (26) of the charging of external electrical product, the charged state indicating circuit links to each other with charging control circuit with charging circuit, and the output of charging circuit arranges output interface (27);
Be connected the reference circuit (23) between filter circuit B and the charging control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207132169U CN203180553U (en) | 2012-12-21 | 2012-12-21 | Ac-dc multipurpose wireless charging circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207132169U CN203180553U (en) | 2012-12-21 | 2012-12-21 | Ac-dc multipurpose wireless charging circuit |
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| Publication Number | Publication Date |
|---|---|
| CN203180553U true CN203180553U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207132169U Expired - Fee Related CN203180553U (en) | 2012-12-21 | 2012-12-21 | Ac-dc multipurpose wireless charging circuit |
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| CN (1) | CN203180553U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617884A (en) * | 2013-11-04 | 2015-05-13 | 无锡华润矽科微电子有限公司 | Wireless charging digital demodulation circuit and method |
| CN109473313A (en) * | 2018-12-22 | 2019-03-15 | 山东垦创自控技术有限公司 | A kind of direct insertion open type electronics intermediate relay of AC/DC universal |
| CN109600968A (en) * | 2018-12-06 | 2019-04-09 | 安徽盛德能源互联网研究院有限公司 | A kind of AC/DC integrated charging interface facilitating charging |
-
2012
- 2012-12-21 CN CN2012207132169U patent/CN203180553U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617884A (en) * | 2013-11-04 | 2015-05-13 | 无锡华润矽科微电子有限公司 | Wireless charging digital demodulation circuit and method |
| CN104617884B (en) * | 2013-11-04 | 2017-09-15 | 无锡华润矽科微电子有限公司 | A kind of wireless charging digital demodulating circuit and method |
| CN109600968A (en) * | 2018-12-06 | 2019-04-09 | 安徽盛德能源互联网研究院有限公司 | A kind of AC/DC integrated charging interface facilitating charging |
| CN109600968B (en) * | 2018-12-06 | 2020-06-09 | 安徽盛德能源互联网研究院有限公司 | AC-DC integrated charging interface |
| CN109473313A (en) * | 2018-12-22 | 2019-03-15 | 山东垦创自控技术有限公司 | A kind of direct insertion open type electronics intermediate relay of AC/DC universal |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20191221 |