CN203504261U - Wireless charging system - Google Patents
Wireless charging system Download PDFInfo
- Publication number
- CN203504261U CN203504261U CN201320259425.5U CN201320259425U CN203504261U CN 203504261 U CN203504261 U CN 203504261U CN 201320259425 U CN201320259425 U CN 201320259425U CN 203504261 U CN203504261 U CN 203504261U
- Authority
- CN
- China
- Prior art keywords
- module
- battery
- voltage
- switching tube
- charging system
- 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 - Lifetime
Links
Images
Abstract
The utility model discloses a wireless charging system, comprising a transmitting terminal and a receiving terminal. The transmitting terminal comprises M primary coils, a power adapter, M inversion modules for inverting direct current voltage output by the power adapter and providing the inverted voltage to a corresponding primary coil, and at least one transmission main control module for controlling the starting of a corresponding inversion module according to the position of the receiving terminal. The receiving terminal comprises N battery cores, N secondary coils, N rectification modules for rectifying and filtering high-frequency alternating current output by a corresponding secondary coil, and N charging management modules for processing output voltage of a corresponding rectification module and conducting charging management on a corresponding battery core. With the enforcement of the technical scheme provided by the utility model, wired contact is not required at the transmitting terminal and the receiving terminal, the safety is improved, and the emergency performance is good.
Description
Technical field
The utility model relates to rechargeable battery field, relates in particular to a kind of wireless charging system.
Background technology
The wired mode of the many employings of existing charging system, as shown in Figure 1, its charging principle is as follows: use adapter that the alternating current of electrical network input is converted to direct current, then convert by DC/DC, charge management module etc. voltage, the electric current that corresponding platform can charge to, be then filled in battery.The protection of battery is by detecting the parameters such as cell voltage, electric current, once exceed battery tolerance range, by battery protection module, cuts off on major loop and protects metal-oxide-semiconductor, stops discharging and recharging action.
But this wired contact charging circuit has following defect:
1. for the charging modes of this contact, seat fills with the pole piece of battery need to carry out waterproof, anti-salt fog carries out complex process, not only increases cost and does not also reach good effect, and need to increase line cost protection electric leakage, short circuit;
2. due to Multisection battery core series connection, if not protection of the imbalance of battery in charging process easily causes wherein single battery core to overcharge, the accident of blasting, therefore greatly reduces charging security, reliability;
3. charging platform is high, and for example, 12V charging platform can not be for general 5V battery charger cradle, emergent poor performance.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of contactless, safe, emergent good wireless charging system of performance.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of wireless charging system, comprising: transmitting terminal and receiving terminal, and,
Described transmitting terminal comprises:
M primary coil, M is natural number;
For supply voltage being converted to the power supply adaptor of direct voltage;
Be connected to described power supply adaptor and respective primary coil, and the direct voltage of power supply adaptor output is carried out to inversion to supply with M inversion module of respective primary coil;
Be connected with corresponding inversion module, and at least one transmitting main control module of opening according to the corresponding inversion module of the Position Control of described receiving terminal;
Described receiving terminal comprises:
N battery, N is natural number;
N secondary coil;
Connect respectively respective secondary, and the high-frequency alternating current that respective secondary is exported carries out N rectification module of rectifying and wave-filtering;
Connect respectively corresponding rectification module and respective battery core, and the output voltage of corresponding rectification module is processed to respective battery core is carried out to N charge management module of Charge Management.
In wireless charging system described in the utility model, described receiving terminal also comprises:
Be connected in corresponding rectification module, and the charging voltage of battery, charging current carried out at least one reception main control module of sampling and processing;
Be connected in described at least one receive main control module and respective secondary, and be respectively used to that charging voltage, charging current signal after processing are modulated to supply with N of respective secondary and feed back modulation module;
Described transmitting terminal also comprises:
Be connected in described at least one transmitting main control module and respective primary coil, and respectively to respective primary coil coupling to the receiving terminal charging voltage, the charging current signal that feed back carry out M of demodulation and feed back demodulation module.
In wireless charging system described in the utility model, described receiving terminal also comprises:
For detection of respective battery core voltage/current, and when detected battery voltage/current surpasses the tolerance range of battery, cut off the protection module that discharges and recharges link.
In wireless charging system described in the utility model, described protection module comprises:
N switching tube, and the N a being arranged alternately battery and N switching tube are connected in series;
Be connected to respective switch pipe, and for detection of respective battery core voltage/current, and when detected battery voltage/current surpasses the tolerance range of respective battery core, control N the protected location that respective switch pipe turn-offs.
In wireless charging system described in the utility model, described at least one reception main control module and the integrated setting of a described N protected location.
In wireless charging system described in the utility model, described protection module comprises:
N+1 switching tube, wherein, N battery series connection, and, the first end of each switching tube in N switching tube connects the negative output terminal of corresponding charge management module, the second end of each switching tube in N switching tube connects the negative terminal of respective battery core, and the first end of another switching tube connects the anode of the battery of N series connection, and the second end of described another switching tube is battery electric discharge output;
For detect respective battery core voltage/current when charging, and when detected battery voltage/current surpasses the tolerance range of respective battery core, control N the charge protection unit that the respective switch pipe in a described N switching tube turn-offs; And
For detect N the output voltage/electric current after battery series connection when discharging, and when detected voltage/current surpasses the tolerance range of battery, control the discharge prevention unit of described another switching tube shutoff.
In wireless charging system described in the utility model, described at least one reception main control module and described N integrated setting in charge protection unit and discharge prevention unit.
In wireless charging system described in the utility model, at M, be greater than at 1 o'clock, a described M primary coil divides multi-layer honeycomb formula to arrange.
In wireless charging system described in the utility model, described inversion module is full-bridge inverting module or semi-bridge inversion module.
Implement the technical solution of the utility model, there is following beneficial effect:
1. in receiving terminal, each battery is all to having a secondary coil, a rectification module and a charge management module, and, for certain battery wherein, the high-frequency alternating current that its corresponding secondary coil induces is after corresponding rectification module rectification and corresponding charge management module processing, can charge to this battery, therefore every batteries is all charge independence, when having multiple batteries, the situation that single-unit overcharges, explodes be can there is not, charging security, reliability improved;
2. because the transmitting main control module of transmitting terminal can be according to the unlatching of the corresponding inversion module of Position Control of receiving terminal, so the joint number that transmitting terminal can self adaptation rechargeable battery, for the receiving terminal that comprises different battery numbers, without redesigning transmitting terminal.For example, by the transmitting terminal that fills the Demand Design of four batteries,, transmitting terminal comprises four primary coils and inversion module corresponding to each primary coil, if receiving terminal comprises four secondary coils and the corresponding rectification module of each secondary coil, charge management module and battery, after adjusting the position of transmitting terminal and receiving terminal, transmitting main control module can be controlled four inversion modules and all open, now, this transmitting terminal can meet the charging demand of four batteries; If receiving terminal comprises three secondary coils and the corresponding rectification module of each secondary coil, charge management module and battery, after adjusting the position of transmitting terminal and receiving terminal, three inversion modules that transmitting main control module can be controlled are wherein opened, now, this transmitting terminal can meet the charging demand of three batteries.Similarly, this transmitting terminal also can meet the charging demand of two batteries, single battery.Therefore, transmitting terminal charging joint number can be backward compatible, and need not redesign circuit, and emergent performance is good;
3. transmitting terminal contacts without the need for line with receiving terminal, can save the metal pole piece of battery, difficulty and the cost of structural design have been greatly reduced, and thoroughly stopped because the infringement of salt air corrosion to product, and, owing to can using totally enclosed frame mode, can significantly improve the explosive-proof grade of product, there will not be the phenomenons such as pole piece short circuit, sparking, heating.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the building-block of logic of existing a kind of charging system;
Fig. 2 is the building-block of logic of the utility model wireless charging system embodiment mono-;
Fig. 3 is the building-block of logic of the utility model wireless charging system embodiment bis-;
Fig. 4 is the building-block of logic of the utility model wireless charging system embodiment tri-;
Fig. 5 is the building-block of logic of the utility model wireless charging system embodiment tetra-;
Fig. 6 is the building-block of logic of the utility model wireless charging system embodiment five;
Fig. 7 is the building-block of logic of the utility model wireless charging system embodiment six;
Fig. 8 is the structure chart of primary coil embodiment mono-in the utility model wireless charging system;
Fig. 9 is the structure chart of the transmitting dish of transmitting terminal in the utility model wireless charging system and the take-up reel embodiment mono-of receiving terminal.
Embodiment
Fig. 2 is the building-block of logic of the utility model wireless charging system embodiment mono-, the wireless charging system of this embodiment is based on electromagnetic induction principle, by mutual inductor, be coupled to realize wireless power transmission, and this wireless charging system comprises transmitting terminal 10 and receiving terminal 20, and transmitting terminal 10 comprises primary coil 11, power supply adaptor 12, inversion module 13 and transmitting main control module 14.Receiving terminal 20 comprises secondary coil 21, battery 22, rectification module 23 and charge management module 24.In addition, it should be noted that, although Fig. 2 only shows a primary coil 11, battery 22, a secondary coil 21 and the inversion module 13 corresponding with primary coil 11, rectification module 23, the charge management module 24 corresponding with battery 22/ secondary coil 21, but those skilled in the art will be understood that, can, according to the difference of the difference of rechargeable battery joint number or voltage platform, by a plurality of such modular structures (except power supply adaptor), be formed by stacking.That is, the quantity of primary coil, secondary coil can be individual arbitrarily, and inversion module is corresponding one by one with primary coil, and rectification module and charge management module are corresponding one by one with secondary coil.In addition, the quantity of transmitting main control module can be identical with the quantity of inversion module, launches main control module corresponding one by one with inversion module, can be also that a plurality of inversion modules share a transmitting main control module, and this is all in protection range of the present utility model.
In the wireless charging system of the present embodiment, power supply adaptor 12 is for converting supply voltage to direct voltage.Inversion module 13 is for carrying out inversion to supply with primary coil 11 by the direct voltage of power supply adaptor 12 outputs.Transmitting main control module 14 is for opening according to the corresponding inversion module 13 of the Position Control of receiving terminal.The high-frequency alternating current that 23 pairs of secondary coils 21 of rectification module are exported carries out rectifying and wave-filtering.The output voltage of 24 pairs of rectification modules 23 of charge management module processes that respective battery core is carried out to Charge Management, for example, commutating voltage is transformed into voltage that battery is applicable to charging, the three phases (trickle preliminary filling, constant current, constant voltage) of battery charging controlled etc.
Implement the wireless charging system of this embodiment, transmitting terminal contacts without the need for line with receiving terminal, can save the metal pole piece of battery, difficulty and the cost of structural design have been greatly reduced, and thoroughly stopped because of the infringement of salt air corrosion to product, and, owing to can using totally enclosed frame mode, the explosive-proof grade that can significantly improve product, there will not be the phenomenons such as pole piece short circuit, sparking, heating.In addition, due to every batteries difference charge independence, when having multiple batteries, the situation that single-unit overcharges, explodes be can there is not, charging security, reliability improved.Finally, joint number that can self adaptation rechargeable battery, for the receiving terminal that comprises different battery numbers, without redesigning transmitting terminal, and transmitting terminal charging joint number can be backward compatible, as filled the transmitting terminal of four batteries, can meet three joints, two joints and single-unit charging demand, and need not redesign circuit, emergent performance is good.
Fig. 3 is the building-block of logic of the utility model wireless charging system embodiment bis-, the wireless charging system of this embodiment comprises transmitting terminal 10 and receiving terminal 20, and transmitting terminal 10 comprises primary coil 11, power supply adaptor 12, inversion module 13, transmitting main control module 14 and feedback modulation module 15.Receiving terminal 20 comprises secondary coil 21, battery 22, rectification module 23, charge management module 24, receives main control module 25, feedback modulation module 26 and protection module 27.And, primary coil 11 in the present embodiment, power supply adaptor 12, inversion module 13, transmitting main control module 14, secondary coil 21, battery 22, rectification module 23 and charge management module 24 are identical with the logical construction of corresponding module in the embodiment shown in Fig. 2, at this, do not repeat, below different parts is only described.In receiving terminal 20, the charging voltage, the charging current that receive 25 pairs of battery 22 of main control module are carried out sampling and processing.Feedback modulation module 26 is connected in and receives main control module 25 and secondary coil 21, for charging voltage, charging current signal after processing are modulated to supply with secondary coil 21.In transmitting terminal 10, feedback demodulation module 15 is connected in transmitting main control module 14 and primary coil 11, and the charging voltage of feeding back for the receiving terminal that primary coil 11 is coupled to, charging current signal carry out demodulation, then launch secondary coil that main control module 14 judges whether receiving terminal according to the charging voltage after demodulation, charging current signal near primary coil, and control conducting or the shutoff of the switching tube of inversion module 13.In addition, in receiving terminal 20, protection module 27 is for detection of respective battery core voltage/current, and when detected battery voltage/current surpasses the tolerance range of battery, cuts off and discharge and recharge link, discharges and recharges stopping.
Fig. 4 is the building-block of logic of the utility model wireless charging system embodiment tri-, in the transmitting terminal of wireless charging system, and the integrated setting of transmitting main control module, each primary coil correspondence arranges an inversion module and feedback demodulation module.In the receiving terminal of this wireless charging system; each several part separation module simple superposition forms; the simple and reliable property of line design is good; for example; the corresponding secondary coil of each battery, reception main control module, feedback demodulation module, protection module; and each protection module includes protected location and switching tube.A plurality of battery and a plurality of switching tube that are arranged alternately are connected in series, and protected location is for detection of respective battery core voltage/current, and when detected battery voltage/current surpasses the tolerance range of respective battery core, control respective switch pipe turn-offs.
Fig. 5 is the building-block of logic of the utility model wireless charging system embodiment tetra-, this embodiment compares with the embodiment tri-shown in Fig. 4, difference is only, the integrated setting of a plurality of reception main control modules, other identical part does not repeat at this, this integrated set-up mode can reduce volume and the cost of wireless charging system, but having relatively high expectations to software and hardware.
Fig. 6 is the building-block of logic of the utility model wireless charging system embodiment five, and this embodiment compares with the embodiment tri-shown in Fig. 5, and difference only, receives main control module and the integrated setting of a plurality of protected location, and other identical part does not repeat at this.
Fig. 7 is the building-block of logic of the utility model wireless charging system embodiment six, , this embodiment compares with the embodiment tri-shown in Fig. 4, difference is only, if the quantity of battery is N, N is natural number, protection module comprises N+1 switching tube, N charge protection unit and discharge prevention unit, wherein, N battery series connection, and, the first end of each switching tube in N switching tube connects the negative output terminal of corresponding charge management module, the second end of each switching tube in N switching tube connects the negative terminal of respective battery core, the first end of another switching tube connects the anode of the battery of N series connection, the second end of this another switching tube is battery electric discharge output.Each charge protection unit is for detect respective battery core voltage/current when charging, and when detected battery voltage/current surpasses the tolerance range of respective battery core, the respective switch pipe of controlling in this N switching tube turn-offs.Discharge prevention unit is used for when electric discharge, detecting N the output voltage/electric current after battery series connection, and when detected voltage/current surpasses the tolerance range of battery, controls this another switching tube and turn-off.Similarly, this N charge protection unit and discharge prevention unit can with receive the separated setting of main control module, also can integratedly arrange.This embodiment is owing to having done separated to charge protection and discharge prevention; when a plurality of battery electric discharge of series connection; the resistance of electric discharge link owing to no longer there is switching tube conducting, thus the internal resistance of series-connected cell core in the time of can reducing to discharge, thus improved the efficiency of battery.
It should be noted that; the position of N+1 switching tube is not limited to the position in above-described embodiment; in other embodiments; each switching tube in N switching tube can be connected on any position of the corresponding charging link of receiving terminal; another switching tube can be connected on any position of the electric discharge link of receiving terminal, and this is all in protection range of the present utility model.
In each embodiment of above-mentioned wireless charging system, inversion module can be full-bridge inverting module or semi-bridge inversion module, full-bridge inverting module is than two switching tubes of the many uses of semi-bridge inversion module, but the alternating voltage amplitude of output equates with the direct voltage of input, the alternating voltage amplitude of semi-bridge inversion module output is only half of the direct voltage inputted.
The following describes the operation principle of above wireless charging system: power supply adaptor output direct current, through inversion module, can be reverse into high-frequency alternating current to be supplied to the primary coil of mutual inductor, by mutual inductor coupling energy, secondary coil output high-frequency alternating current, through rectification module rectifying and wave-filtering, go out direct voltage again, to supply with charge management module below, finally complete the charging to battery.In addition, according to the various feedback signals of receiving terminal (charging voltage, charging current), the transmitting main control module of transmitting terminal can judge whether corresponding primary coil has secondary coil close, and then carries out the control of inversion module.And, according to charge management module, charging flow is managed, the power that each stage consumes is also not quite similar, therefore need to there be the various reception main control modules that feed back signal to, receive main control module and according to communication protocol, feedback signal is modulated into the signal that can transmit to secondary coil again, and then Coupled Feedback is to primary coil, after this signal of feedback demodulation module demodulation of transmitting terminal, be input to transmitting main control module, transmitting main control module completes the adjustment of various functions according to communication protocol, for example, each switching tube of inversion module is driven and carries out PWM control.
Preferably, at transmitting terminal, a plurality of primary coils divide multi-layer honeycomb formula to arrange, as shown in Figure 8, seven primary coil 111-117 divide three layers of honeycomb fashion to arrange, wherein, primary coil 111 is arranged on ground floor, and primary coil 112-114 is arranged on the second layer, and primary coil 115-117 is arranged on the 3rd layer.Like this, can be according to the position of the secondary coil of receiving terminal, the one or more primary coils in starting every layer carry out power delivery to reach maximum conversion efficiency.
Fig. 9 is the structure chart of the transmitting dish of transmitting terminal in the utility model wireless charging system and the take-up reel embodiment mono-of receiving terminal, on the transmitting dish of transmitting terminal 10, has been covered with the primary coil 11 that honeycomb fashion is arranged.Receiving terminal can include two batteries, three batteries or four batteries, the receiving terminal 20 that includes three batteries of take below describes as example, when three secondary coils 21 of this receiving terminal 20 are during near the transmitting dish of transmitting terminal 10, these three secondary coils 21 and the primary coil co-operation below it, make these three secondary coils 21 can obtain maximum operating efficiency.
The following describes down this wireless charging system two samples in actual use:
For intercom, general two batteries of using are supplied with source as power supply, if do not consider versatility, transmitting terminal can only design 2 groups of a plurality of or 2 transmitting coils, in receiving terminal application two-stage design, just can meet the requirement of general intercom 8.4V～6V working range.In the time of output, electric current, from the anodal output of the superlative degree of whole two-stage battery, flows into from the negative pole lowermost level of two-stage battery, forms complete loop.It is to be noted that two-stage transmitting terminal still can compatible with single batteries receiving terminal.
For use four batteries, as power supply, give altogether the terminal installation in source, receiving terminal just has level Four secondary coil, and transmitting terminal can be used level Four or more primary coil groups.Level Four secondary coil is single-unit charging voltage by the power conversion receiving respectively, supply with level Four single-unit charge management module, it is worked alone, it is independently each batteries core charging, in the time of output, electric current is from the anodal output of the superlative degree of whole level Four battery, from the negative pole lowermost level of level Four battery, flow into, form complete loop.
Below only describe the application of two kinds of voltage platforms in detail, if there is the demand can be according to product programming, utilize the backward compatible characteristic of this wireless charging system, design a transmitting terminal and meet the highest joint number of product programming, meet the charging demand of all products, the transmitting terminal that is covered with primary coil can meet the charging requirement of unrestricted battery number simultaneously simultaneously.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in claim scope of the present utility model.
Claims (9)
1. a wireless charging system, is characterized in that, comprising: transmitting terminal and receiving terminal, and,
Described transmitting terminal comprises:
M primary coil, M is natural number;
For supply voltage being converted to the power supply adaptor of direct voltage;
Be connected to described power supply adaptor and respective primary coil, and the direct voltage of power supply adaptor output is carried out to inversion to supply with M inversion module of respective primary coil;
Be connected with corresponding inversion module, and at least one transmitting main control module of opening according to the corresponding inversion module of the Position Control of described receiving terminal;
Described receiving terminal comprises:
N battery, N is natural number;
N secondary coil;
Connect respectively respective secondary, and the high-frequency alternating current that respective secondary is exported carries out N rectification module of rectifying and wave-filtering;
Connect respectively corresponding rectification module and respective battery core, and the output voltage of corresponding rectification module is processed to respective battery core is carried out to N charge management module of Charge Management.
2. wireless charging system according to claim 1, is characterized in that, described receiving terminal also comprises:
Be connected in corresponding rectification module, and the charging voltage of battery, charging current carried out at least one reception main control module of sampling and processing;
Be connected in described at least one receive main control module and respective secondary, and be respectively used to that charging voltage, charging current signal after processing are modulated to supply with N of respective secondary and feed back modulation module;
Described transmitting terminal also comprises:
Be connected in described at least one transmitting main control module and respective primary coil, and respectively to respective primary coil coupling to the receiving terminal charging voltage, the charging current signal that feed back carry out M of demodulation and feed back demodulation module.
3. wireless charging system according to claim 1 and 2, is characterized in that, described receiving terminal also comprises:
For detection of respective battery core voltage/current, and when detected battery voltage/current surpasses the tolerance range of battery, cut off the protection module that discharges and recharges link.
4. wireless charging system according to claim 3, is characterized in that, described protection module comprises:
N switching tube, and the N a being arranged alternately battery and N switching tube are connected in series;
Be connected to respective switch pipe, and for detection of respective battery core voltage/current, and when detected battery voltage/current surpasses the tolerance range of respective battery core, control N the protected location that respective switch pipe turn-offs.
5. wireless charging system according to claim 4, is characterized in that, described at least one reception main control module and the integrated setting of a described N protected location.
6. wireless charging system according to claim 3, is characterized in that, described protection module comprises:
N+1 switching tube, wherein, N battery series connection, and, the first end of each switching tube in N switching tube connects the negative output terminal of corresponding charge management module, the second end of each switching tube in N switching tube connects the negative terminal of respective battery core, and the first end of another switching tube connects the anode of the battery of N series connection, and the second end of described another switching tube is battery electric discharge output;
For detect respective battery core voltage/current when charging, and when detected battery voltage/current surpasses the tolerance range of respective battery core, control N the charge protection unit that the respective switch pipe in a described N switching tube turn-offs; And
For detect N the output voltage/electric current after battery series connection when discharging, and when detected voltage/current surpasses the tolerance range of battery, control the discharge prevention unit of described another switching tube shutoff.
7. wireless charging system according to claim 6, is characterized in that, described at least one reception main control module and described N integrated setting in charge protection unit and discharge prevention unit.
8. wireless charging system according to claim 1, is characterized in that, at M, is greater than at 1 o'clock, and a described M primary coil divides multi-layer honeycomb formula to arrange.
9. wireless charging system according to claim 1, is characterized in that, described inversion module is full-bridge inverting module or semi-bridge inversion module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320259425.5U CN203504261U (en) | 2013-05-14 | 2013-05-14 | Wireless charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320259425.5U CN203504261U (en) | 2013-05-14 | 2013-05-14 | Wireless charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203504261U true CN203504261U (en) | 2014-03-26 |
Family
ID=50335206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320259425.5U Expired - Lifetime CN203504261U (en) | 2013-05-14 | 2013-05-14 | Wireless charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203504261U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104009551A (en) * | 2014-05-07 | 2014-08-27 | 南京超颖新能源科技有限公司 | Wireless charging power supply side circuit reducing number of switching tubes and application thereof |
| CN105680570A (en) * | 2016-02-26 | 2016-06-15 | 邓安达 | Wireless charging system |
| CN107994686A (en) * | 2017-05-05 | 2018-05-04 | 宁波大红鹰学院 | Multi-load inductively coupled power transfer device |
| CN108233543A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless power adapter, wireless charging system and method |
| CN108233456A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless charging circuit, system, method and electronic equipment |
| CN108233454A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless charging circuit, system, method and electronic equipment |
| CN108233506A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of charging circuit, electronic equipment and wireless charging system |
| CN108233455A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless charging circuit, method, system and electronic equipment |
| CN108233453A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of charging method, device and electronic equipment |
| CN108282000A (en) * | 2018-01-16 | 2018-07-13 | 维沃移动通信有限公司 | Wireless charging method, wireless transmitter, wireless charging receiving terminal and adapter |
| CN109713803A (en) * | 2019-03-21 | 2019-05-03 | 杭州电子科技大学 | A kind of water surface robot wireless charging device |
| CN110336384A (en) * | 2019-05-05 | 2019-10-15 | 杭州电子科技大学 | A kind of wireless closed-loop voltage-stabilizing controller based on inductively coupled power transfer |
-
2013
- 2013-05-14 CN CN201320259425.5U patent/CN203504261U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104009551A (en) * | 2014-05-07 | 2014-08-27 | 南京超颖新能源科技有限公司 | Wireless charging power supply side circuit reducing number of switching tubes and application thereof |
| CN105680570A (en) * | 2016-02-26 | 2016-06-15 | 邓安达 | Wireless charging system |
| CN107994686A (en) * | 2017-05-05 | 2018-05-04 | 宁波大红鹰学院 | Multi-load inductively coupled power transfer device |
| CN107994686B (en) * | 2017-05-05 | 2022-08-30 | 宁波工程学院 | Multi-load inductive coupling power transmission device |
| CN108233506A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of charging circuit, electronic equipment and wireless charging system |
| CN108233454A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless charging circuit, system, method and electronic equipment |
| CN108233456A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless charging circuit, system, method and electronic equipment |
| CN108233455A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless charging circuit, method, system and electronic equipment |
| CN108233453A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of charging method, device and electronic equipment |
| CN108233543A (en) * | 2017-07-31 | 2018-06-29 | 珠海市魅族科技有限公司 | A kind of wireless power adapter, wireless charging system and method |
| CN108282000A (en) * | 2018-01-16 | 2018-07-13 | 维沃移动通信有限公司 | Wireless charging method, wireless transmitter, wireless charging receiving terminal and adapter |
| CN109713803A (en) * | 2019-03-21 | 2019-05-03 | 杭州电子科技大学 | A kind of water surface robot wireless charging device |
| CN110336384A (en) * | 2019-05-05 | 2019-10-15 | 杭州电子科技大学 | A kind of wireless closed-loop voltage-stabilizing controller based on inductively coupled power transfer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203504261U (en) | Wireless charging system | |
| CN104410138B (en) | Automobile charging and discharging control system and method | |
| EP3116739B1 (en) | Portable bi-directional multiport ac/dc charging cable system | |
| CN201017967Y (en) | Lithium cell system with self-charging function | |
| CN105529802B (en) | A kind of charging system | |
| KR101596487B1 (en) | Battery management system sending 2nd protection and dignosis signal using fewer isolation devices | |
| CN103209857A (en) | Charger for a battery, plurality of coupled chargers and method of operating | |
| CN104242796A (en) | Portable multifunctional outdoor power source | |
| CN214984931U (en) | Charging terminal, equipment, system, charging station and energy storage package | |
| CN202309145U (en) | Wireless charging device | |
| CN105262134A (en) | Household nano-network system and community-level microgrid system | |
| CN104104117A (en) | Storage battery charge and discharge equalization control method and system | |
| CN105762899A (en) | Charging system for AC-DC distribution intelligent charging station | |
| CN105515223B (en) | The radio transmitting method and circuit of a kind of high-power power | |
| WO2018113681A1 (en) | Charging/discharging device and mobile charging vehicle | |
| CN103490499A (en) | Uninterrupted power supply method with power module and battery combined | |
| CN109624792A (en) | A kind of EMU power supply unit | |
| CN206850503U (en) | A kind of efficient wireless charging device of low-voltage and high-current for AGV | |
| CN103855776A (en) | Equalization charging system applied to automobile power battery | |
| CN204794118U (en) | Domestic energy storage system with from adaptability | |
| CN204068821U (en) | Portable multi-function outdoor power system | |
| CN203813475U (en) | Equalization charging system applied to automobile power battery | |
| CN102437620A (en) | Multifunctional small-size movable power station and control method thereof | |
| CN106451709A (en) | General charger for electric automobile | |
| CN202395499U (en) | Multi-functional small-size mobile power station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140326 |