CN209659017U - Multi-purpose wireless charger - Google Patents
Multi-purpose wireless charger Download PDFInfo
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- CN209659017U CN209659017U CN201920590620.3U CN201920590620U CN209659017U CN 209659017 U CN209659017 U CN 209659017U CN 201920590620 U CN201920590620 U CN 201920590620U CN 209659017 U CN209659017 U CN 209659017U
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Abstract
The utility model provides a kind of multi-purpose wireless charger, including power amplifier module, Electro-magnetic Launcher System；The power amplifier module includes power amplifier integrated circuit；The power amplifier integrated circuit includes multiple high-frequency alternating current generative circuits, and multiple high-frequency alternating current generative circuits are for generating the different high-frequency alternating current of multiple phases；The power amplifier integrated circuit is connect with multiple Electro-magnetic Launcher Systems, and the high-frequency alternating current of a phase is loaded to each Electro-magnetic Launcher System；The Electro-magnetic Launcher System, for being issued the electric energy of the high-frequency alternating current by electromagnetic coupling resonance.The utility model can power simultaneously for multiple and different load wireless, save the time, improve efficiency, save the cost.
Description
Technical field
The utility model relates to chargers, and in particular, to a kind of multi-purpose wireless charger.
Background technique
With increasing for the mobile electronic devices usage amount such as mobile phone, charging problems using electronic equipment at having to face
Problem, especially while for multiple equipment charging when, the problem of charging interface lazy weight can often occur.
Charging unit currently on the market is based on wired charging, in recent years, due to the development of wireless charging technology, market
On gradually appear some wireless charging devices.But wireless charging device currently on the market is only applicable to specifically load, and makes
It is relatively narrow with range.
In recent years, technically more and more mature with the continuous development that magnet coupled resonant type wireless electric energy transmits, and city
It is also more more and more urgent to the use of this technology on field.
Utility model content
For the defects in the prior art, the purpose of the utility model is to provide a kind of multi-purpose wireless charger, Neng Gouman
Sufficient people are the demand that multiple loads carry out wireless charging simultaneously, and the output of circuit structure used in this utility model is electric
Pressure energy remains stable substantially, will not because of load difference and the output voltage of Electro-magnetic Launcher System.
According to a kind of multi-purpose wireless charger provided by the utility model, including power amplifier module, Electromagnetic Launching system
System；
The power amplifier module includes power amplifier integrated circuit；The power amplifier integrated circuit includes more
A high-frequency alternating current generative circuit, multiple high-frequency alternating current generative circuits are for generating the different high-frequency alternating current of multiple phases；
The power amplifier integrated circuit is connect with multiple Electro-magnetic Launcher Systems, and to each Electromagnetic Launching
The high-frequency alternating current of one phase of system loads；
The Electro-magnetic Launcher System, for being issued the electric energy of the high-frequency alternating current by electromagnetic coupling resonance.
Preferably, the power amplifier integrated circuit is three-phase E power-like amplifier integrated circuit；The three-phase E class
Power amplifier integrated circuit can generate the 1MHz high-frequency alternating current that three phases respectively differ 120 °.
Preferably, the Electro-magnetic Launcher System includes A phase Electro-magnetic Launcher System, B phase Electro-magnetic Launcher System and C phase electromagnetism
Emission system；
The A phase Electro-magnetic Launcher System includes concatenated transmitting coil LT1With resonant capacitance CT1；The B phase Electromagnetic Launching
System includes concatenated transmitting coil LT2With resonant capacitance CT2；The C phase Electro-magnetic Launcher System includes concatenated transmitting coil LT3
With resonant capacitance CT3；
Phase Electro-magnetic Launcher System described in the A phase Electro-magnetic Launcher System, the B phase Electro-magnetic Launcher System and C connects respectively
Connect the both ends of each high-frequency alternating current generative circuit.
Preferably, the power amplifier integrated circuit includes DC power supply V, A phase high-frequency alternating current generative circuit, B phase
High-frequency alternating current generative circuit and C phase high-frequency alternating current generative circuit；
The A phase high-frequency alternating current generative circuit, the B phase high-frequency alternating current generative circuit and the C phase high frequency are handed over
Galvanic electricity generative circuit is connected in parallel on the output loop of the DC power supply V.
Preferably, the A phase high-frequency alternating current generative circuit includes inductance LF1, capacitor C1, switching device S1, inductance L01、
Capacitor C01And inductance LP1；
The inductance LF1One end be connected with the anode of DC power supply V, the other end and the switching device S1One end, electricity
Hold C1One end, inductance L01One end be connected；The cathode of the DC power supply V and the capacitor C1The other end, the switch
Device S1The other end, the inductance LP1One end be connected；Inductance L01The other end connect the capacitor C01One end, it is described
Capacitor C01The other end connect the inductance LP1The other end；
The transmitting coil LT1One end and the inductance LP1The other end be connected, the other end and resonant capacitance CT1One
End is connected, the resonant capacitance CT1The other end connect the inductance LP1One end.
Preferably, the B phase high-frequency alternating current generative circuit includes inductance LF2, capacitor C2, switching device S2, inductance L02、
Capacitor C02And inductance LP2；
The inductance LF2One end be connected with the anode of DC power supply V, the other end and the switching device S2One end, electricity
Hold C2One end, inductance L02One end be connected；The cathode of the DC power supply V and the capacitor C2The other end, the switch
Device S2The other end, the inductance LP2One end be connected；Inductance L02The other end connect the capacitor C02One end, it is described
Capacitor C02The other end connect the inductance LP2The other end；
The transmitting coil LT2One end and the inductance LP2The other end be connected, the other end and resonant capacitance CT2One
End is connected, the resonant capacitance CT2The other end connect the inductance LP2One end.
Preferably, the C phase high-frequency alternating current generative circuit includes inductance LF3, capacitor C3, switching device S3, inductance L03、
Capacitor C03And inductance LP3；
The C phase high-frequency alternating current generative circuit includes inductance LF3, capacitor C3, switching device S3, inductance L03, capacitor C03、
And inductance LP3；
The inductance LF3One end be connected with the anode of DC power supply V, the other end and the switching device S3One end, electricity
Hold C3One end, inductance L03One end be connected；The cathode of the DC power supply V and the capacitor C3The other end, the switch
Device S3The other end, the inductance LP3One end be connected；Inductance L03The other end connect the capacitor C03One end, it is described
Capacitor C03The other end connect the inductance LP3The other end；
The transmitting coil LT3One end and the inductance LP3The other end be connected, the other end and resonant capacitance CT3One
End is connected, the resonant capacitance CT3The other end connect the inductance LP3One end.
Preferably, the switching device S in the power amplifier integrated circuit1, switching device S2, switching device S3Using
MOSFET pipe.
Preferably, the transmitting coil LT1With the transmitting coil LT2Coil diameter be 5cm；The transmitting coil LT3
Coil diameter be 15cm.
Preferably, the utility model further includes master switch and charging port；
The master switch is connected in the output loop of the DC power supply V, and the charging port is connected to the direct current
The both ends of power supply V, the charging for the DC power supply V.
Compared with prior art, the utility model have it is following the utility model has the advantages that
1, the power amplifier integrated circuit in the utility model includes multiple high-frequency alternating current generative circuits, multiple high frequencies
Alternating current generative circuit can supply simultaneously for multiple and different load wireless for generating the different high-frequency alternating current of multiple phases
Electricity is saved the time, is improved efficiency, save the cost；
2, the design of the utility model power amplifier integrated circuit rationally, enables to output voltage that can remain substantially steady
It is fixed, will not because of load difference and influence the output voltage of Electro-magnetic Launcher System；
3, the utility model structure is simple, rationally distributed, easy to spread.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram that wireless charger is mostly used in the utility model；
Fig. 2 is the circuit diagram of three-phase E power-like amplifier integrated circuit in the utility model.
Wherein:
1 is power amplifier module；
2 be three-phase E power-like amplifier integrated circuit；
3 be Electro-magnetic Launcher System；
4 be master switch；
5 be charging port.
Specific embodiment
The utility model is described in detail combined with specific embodiments below.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These are all within the protection scope of the present invention.
In the present embodiment, the utility model provides a kind of multi-purpose wireless charger, including power amplifier module 1, electricity
Magnetic emission system 3；
The power amplifier module 1 includes power amplifier integrated circuit；The power amplifier integrated circuit includes
Multiple high-frequency alternating current generative circuits, multiple high-frequency alternating current generative circuits are for generating the different high-frequency ac of multiple phases
Electricity；
The power amplifier integrated circuit is connect with multiple Electro-magnetic Launcher Systems 3, and is sent out each electromagnetism
Penetrate the high-frequency alternating current that system 3 loads a phase；
The Electro-magnetic Launcher System 3, for being issued the electric energy of the high-frequency alternating current by electromagnetic coupling resonance.
In the present embodiment, the power amplifier integrated circuit in the utility model includes that multiple high-frequency acs are electrically generated electricity
Road, multiple high-frequency alternating current generative circuits can be multiple and different for generating the different high-frequency alternating current of multiple phases simultaneously
Load wireless power supply, saves the time, improves efficiency, save the cost.
In the present embodiment, the transmission range that the utility model can be realized electric energy is 0-30cm, i.e. realization mobile phone, computer etc.
Wireless charging in 0-30cm.
In the present embodiment, the power amplifier integrated circuit is three-phase E power-like amplifier integrated circuit 2；It is described
Three-phase E power-like amplifier integrated circuit 2 can generate the 1MHz high-frequency alternating current that three phases respectively differ 120 °.
In the present embodiment, the three-phase E power-like amplifier integrated circuit passes through three 120 ° of phase phase difference of triggering
Three switching devices of pulse control, make circuit output three-phase high-frequency alternating current
The Electro-magnetic Launcher System 3 includes A phase Electro-magnetic Launcher System, B phase Electro-magnetic Launcher System and C phase Electromagnetic Launching system
System；
The A phase Electro-magnetic Launcher System includes concatenated transmitting coil LT1With resonant capacitance CT1；The B phase Electromagnetic Launching
System includes concatenated transmitting coil LT2With resonant capacitance CT2；The C phase Electro-magnetic Launcher System includes concatenated transmitting coil LT3
With resonant capacitance CT3；
Phase Electro-magnetic Launcher System described in the A phase Electro-magnetic Launcher System, the B phase Electro-magnetic Launcher System and C connects respectively
Connect the both ends of each high-frequency alternating current generative circuit.
In the present embodiment, the transmitting coil LT1With the transmitting coil LT2Coil diameter be 5cm；The transmitting
Coil LT3Coil diameter be 15cm.
Wherein, transmitting coil LT1With the transmitting coil LT2It is mainly used for that lesser electronic equipment fills in equal volume for mobile phone
Electricity, transmitting coil LT3It is mainly used for as computer relatively large electronic equipment charging in equal volume.
The power amplifier integrated circuit includes DC power supply V, A phase high-frequency alternating current generative circuit, B phase high-frequency ac
It is electrically generated circuit and C phase high-frequency alternating current generative circuit；
The A phase high-frequency alternating current generative circuit, the B phase high-frequency alternating current generative circuit and the C phase high frequency are handed over
Galvanic electricity generative circuit is connected in parallel on the output loop of the DC power supply V.
The A phase high-frequency alternating current generative circuit includes inductance LF1, capacitor C1, switching device S1, inductance L01, capacitor C01
And inductance LP1；The inductance LF1One end be connected with the anode of DC power supply V, the other end and the switching device S1One
End, capacitor C1One end, inductance L01One end be connected；The cathode of the DC power supply V and the capacitor C1The other end, described
Switching device S1The other end, the inductance LP1One end be connected；Inductance L01The other end connect the capacitor C01One end,
The capacitor C01The other end connect the inductance LP1The other end；The transmitting coil LT1One end and the inductance LP1's
The other end is connected, the other end and resonant capacitance CT1One end be connected, the resonant capacitance CT1The other end connect the inductance LP1
One end.
The B phase high-frequency alternating current generative circuit includes inductance LF2, capacitor C2, switching device S2, inductance L02, capacitor C02
And inductance LP2；The inductance LF2One end be connected with the anode of DC power supply V, the other end and the switching device S2One
End, capacitor C2One end, inductance L02One end be connected；The cathode of the DC power supply V and the capacitor C2The other end, described
Switching device S2The other end, the inductance LP2One end be connected；Inductance L02The other end connect the capacitor C02One end,
The capacitor C02The other end connect the inductance LP2The other end；The transmitting coil LT2One end and the inductance LP2's
The other end is connected, the other end and resonant capacitance CT2One end be connected, the resonant capacitance CT2The other end connect the inductance LP2
One end.
The C phase high-frequency alternating current generative circuit includes inductance LF3, capacitor C3, switching device S3, inductance L03, capacitor C03
And inductance LP3；The C phase high-frequency alternating current generative circuit includes inductance LF3, capacitor C3, switching device S3, inductance L03, capacitor
C03And inductance LP3；The inductance LF3One end be connected with the anode of DC power supply V, the other end and the switching device S3's
One end, capacitor C3One end, inductance L03One end be connected；The cathode of the DC power supply V and the capacitor C3The other end, institute
State switching device S3The other end, the inductance LP3One end be connected；Inductance L03The other end connect the capacitor C03One
End, the capacitor C03The other end connect the inductance LP3The other end；The transmitting coil LT3One end and the inductance LP3
The other end be connected, the other end and resonant capacitance CT3One end be connected, the resonant capacitance CT3The other end connect the inductance
LP3One end.
In the present embodiment, the switching device S in the power amplifier integrated circuit 21, switching device S2, switching device
S3It is managed using MOSFET, the frequency of the MOSFET pipe is 1MHz.
Multi-purpose wireless charger provided by the utility model further includes master switch 4 and charging port 5；
The master switch 4 is connected in the output loop of the DC power supply V, and the charging port 5 is connected to described straight
The both ends of galvanic electricity source V, the charging for the DC power supply V.
DC power supply V can use lithium battery, and effect is storage electric energy, when the electric energy of DC power supply V is depleted
It can be charged later by charging port 5 for it.
When charging using multi-purpose wireless charger provided by the utility model, master switch 4 need to be first opened, keeps this practical new
Type enters working condition.
In the present embodiment, the utility model uses magnet coupled resonant type wireless electric energy transmission technology, it can be achieved that simultaneously
Wireless charging is carried out to most three different electrical equipments.Three-phase E power-like amplifier integrated circuit can be in the utility model
Direct current input is converted into the alternating current of 120 ° of three phase phase differences, it may be assumed that A phase, B phase and C phase.Three-phase E power-like amplifier collection
Three outputs at circuit are respectively that three pairs of Electro-magnetic Launcher Systems provide exchange input, when each pair of Electro-magnetic Launcher System and load end
In Electro-magnetic Launcher System wireless charging can be realized when reaching coupled resonance.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on the substantive content of the utility model.
Claims (10)
1. a kind of multi-purpose wireless charger, which is characterized in that including power amplifier module (1), Electro-magnetic Launcher System (3)；
The power amplifier module (1) includes power amplifier integrated circuit；The power amplifier integrated circuit includes more
A high-frequency alternating current generative circuit, multiple high-frequency alternating current generative circuits are for generating the different high-frequency alternating current of multiple phases；
The power amplifier integrated circuit is connect with multiple Electro-magnetic Launcher Systems (3), and to each Electromagnetic Launching
System (3) loads the high-frequency alternating current of a phase；
The Electro-magnetic Launcher System (3), for being issued the electric energy of the high-frequency alternating current by electromagnetic coupling resonance.
2. multi-purpose wireless charger according to claim 1, which is characterized in that the power amplifier integrated circuit is three
Phase E power-like amplifier integrated circuit (2)；It is each that the three-phase E power-like amplifier integrated circuit (2) can generate three phases
The 1MHz high-frequency alternating current of 120 ° of difference.
3. multi-purpose wireless charger according to claim 1, which is characterized in that the Electro-magnetic Launcher System (3) includes A phase
Electro-magnetic Launcher System, B phase Electro-magnetic Launcher System and C phase Electro-magnetic Launcher System；
The A phase Electro-magnetic Launcher System includes concatenated transmitting coil LT1With resonant capacitance CT1；The B phase Electro-magnetic Launcher System packet
Include concatenated transmitting coil LT2With resonant capacitance CT2；The C phase Electro-magnetic Launcher System includes concatenated transmitting coil LT3And resonance
Capacitor CT3；
Phase Electro-magnetic Launcher System described in the A phase Electro-magnetic Launcher System, the B phase Electro-magnetic Launcher System and C is separately connected often
The both ends of one high-frequency alternating current generative circuit.
4. multi-purpose wireless charger according to claim 3, which is characterized in that the power amplifier integrated circuit includes
DC power supply V, A phase high-frequency alternating current generative circuit, B phase high-frequency alternating current generative circuit and C phase high-frequency ac are electrically generated electricity
Road；
The A phase high-frequency alternating current generative circuit, the B phase high-frequency alternating current generative circuit and the C phase high-frequency alternating current
Generative circuit is connected in parallel on the output loop of the DC power supply V.
5. multi-purpose wireless charger according to claim 4, which is characterized in that the A phase high-frequency alternating current generative circuit
Including inductance LF1, capacitor C1, switching device S1, inductance L01, capacitor C01And inductance LP1；
The inductance LF1One end be connected with the anode of DC power supply V, the other end and the switching device S1One end, capacitor C1
One end, inductance L01One end be connected；The cathode of the DC power supply V and the capacitor C1The other end, the switching device
S1The other end, the inductance LP1One end be connected；Inductance L01The other end connect the capacitor C01One end, the capacitor
C01The other end connect the inductance LP1The other end；
The transmitting coil LT1One end and the inductance LP1The other end be connected, the other end and resonant capacitance CT1One end phase
Even, the resonant capacitance CT1The other end connect the inductance LP1One end.
6. multi-purpose wireless charger according to claim 4, which is characterized in that the B phase high-frequency alternating current generative circuit
Including inductance LF2, capacitor C2, switching device S2, inductance L02, capacitor C02And inductance LP2；
The inductance LF2One end be connected with the anode of DC power supply V, the other end and the switching device S2One end, capacitor C2
One end, inductance L02One end be connected；The cathode of the DC power supply V and the capacitor C2The other end, the switching device
S2The other end, the inductance LP2One end be connected；Inductance L02The other end connect the capacitor C02One end, the capacitor
C02The other end connect the inductance LP2The other end；
The transmitting coil LT2One end and the inductance LP2The other end be connected, the other end and resonant capacitance CT2One end phase
Even, the resonant capacitance CT2The other end connect the inductance LP2One end.
7. multi-purpose wireless charger according to claim 4, which is characterized in that the C phase high-frequency alternating current generative circuit
Including inductance LF3, capacitor C3, switching device S3, inductance L03, capacitor C03And inductance LP3；
The C phase high-frequency alternating current generative circuit includes inductance LF3, capacitor C3, switching device S3, inductance L03, capacitor C03And
Inductance LP3；
The inductance LF3One end be connected with the anode of DC power supply V, the other end and the switching device S3One end, capacitor C3
One end, inductance L03One end be connected；The cathode of the DC power supply V and the capacitor C3The other end, the switching device
S3The other end, the inductance LP3One end be connected；Inductance L03The other end connect the capacitor C03One end, the capacitor
C03The other end connect the inductance LP3The other end；
The transmitting coil LT3One end and the inductance LP3The other end be connected, the other end and resonant capacitance CT3One end phase
Even, the resonant capacitance CT3The other end connect the inductance LP3One end.
8. multi-purpose wireless charger according to claim 4, which is characterized in that the power amplifier integrated circuit (2)
In switching device S1, switching device S2, switching device S3It is managed using MOSFET.
9. multi-purpose wireless charger according to claim 3, which is characterized in that the transmitting coil LT1With the emission lines
Enclose LT2Coil diameter be 5cm；The transmitting coil LT3Coil diameter be 15cm.
10. multi-purpose wireless charger according to claim 4, which is characterized in that further include master switch (4) and charging port
(5)；
The master switch (4) is connected in the output loop of the DC power supply V, and the charging port (5) is connected to described straight
The both ends of galvanic electricity source V, the charging for the DC power supply V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920590620.3U CN209659017U (en) | 2019-04-26 | 2019-04-26 | Multi-purpose wireless charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920590620.3U CN209659017U (en) | 2019-04-26 | 2019-04-26 | Multi-purpose wireless charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209659017U true CN209659017U (en) | 2019-11-19 |
Family
ID=68529813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920590620.3U Active CN209659017U (en) | 2019-04-26 | 2019-04-26 | Multi-purpose wireless charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209659017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110391698A (en) * | 2019-04-26 | 2019-10-29 | 苏州工业职业技术学院 | Multi-purpose wireless charger |
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2019
- 2019-04-26 CN CN201920590620.3U patent/CN209659017U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110391698A (en) * | 2019-04-26 | 2019-10-29 | 苏州工业职业技术学院 | Multi-purpose wireless charger |
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| GR01 | Patent grant | ||
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Effective date of registration: 20220110 Address after: 215002 room 1506, building e, Science Park, University of nanotechnology, No. 388 Ruoshui Road, Suzhou area, China (Jiangsu) pilot Free Trade Zone, Suzhou, Jiangsu Patentee after: SUZHOU ETAG-TECHNOLOGY Corp. Address before: No.1 Zhineng Avenue, Suzhou International Education Park, Suzhou, Jiangsu Province Patentee before: Suzhou Vocational Institute of Industrial Technology |
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| TR01 | Transfer of patent right |