WIRELESS CHARGING TRANSMISSION DEVICE

• US 20160315502A1
• Filed: 07/04/2016
• Published: 10/27/2016
• Est. Priority Date: 01/06/2014
• Status: Active Grant

• Current Assignee: Shenzhen Legislative Aloe Consulting Management Service Co., Ltd.
• Original Assignee: Shenzhen Legislative Aloe Consulting Management Service Co., Ltd.
• Inventors: Xing, Yitao, Chen, Shouguan
• Granted Patent: US 10,110,047 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H02J 11/00 Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/70 involving the reduction of electric, magnetic or electromagnetic leakage fields

Abstract

A wireless charging transmission device, including a wireless charging transmission circuit module (1.0), a high-frequency alternating-current power transmission line (1.1) and a transmission coil module (1.2), wherein the wireless charging transmission circuit module (1.0) is installed in an energy conversion part shell (1.4), the transmission coil module (1.2) is installed in an energy transmission part shell (1.5), and the wireless charging transmission circuit module (1.0) is electrically connected to the transmission coil module (1.2) via the high-frequency alternating-current power transmission line (1.1), so that the energy of the wireless charging transmission circuit module (1.0) is transmitted to the transmission coil module (1.2) at a very high frequency. The wireless charging transmission device can reduce the heat amount in a wireless charging region and nearby regions significantly and make a wireless charger small in size and extremely thin.

Claims

1. A wireless charging transmission device, comprising:

a wireless charging transmission circuit module,

a high-frequency alternating-current power transmission line, and

an transmission coil module,

wherein the wireless charging transmission circuit module is installed in an energy conversion housing, and the transmission coil module is installed in an energy transmission part shell, the energy conversion housing and the energy transmission part shell are two independent housings without connection;

the wireless charging transmission circuit module is electrically connected to the transmission coil module via the high-frequency alternating-current power transmission line, so that the energy of the wireless charging transmission circuit module is transmitted to the transmission coil module at a very high frequency, and realizing transmission of the wireless energy;

the wireless charging transmission circuit module is capable of converting energy input from the outside world into the high-frequency AC energy for wireless charging, and has two or more wireless energy output ends for outputting high-frequency AC energy;

the high-frequency alternating-current power transmission line is capable of transferring the high-frequency AC electric energy for wireless charging, has a length which is twice or more of the length of the wireless charging transmission circuit module, and is made from materials suitable for and has a structure suitable for high-frequency AC energy;

and the transmission coil module has one or more emission coil sub-modules, and therefore has two or more coil terminals for inputting the high-frequency AC electric energy and emitting the same outside to realize output of the wireless energy.

2. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has one or more paths of forward multi-strand enameled wires and equivalent reverse multi-strand enameled wires inside;

the one path of or each of the more paths of forward multi-strand enameled wires is close to one path of reverse multi-strand enameled wires;

those two close paths of multi-strand enameled wires form a group;

the two paths of multi-strand enameled wires in each group are in a parallel or similar parallel structural relationship;

one end of a certain path of forward multi-strand enameled wires among the enameled wires is welded together with a certain end of the wireless energy output ends of the wireless charging transmission circuit module, while one end of the reverse multi-strand enameled wires in the same group with the path of forward multi-strand enameled wires is welded together with the corresponding another end of the wireless energy output ends of the wireless charging transmission circuit module;

another end of the path of forward multi-strand enameled wires is welded together with one of lead terminals of a certain coil of the transmission coil module, and another end of the reverse multi-strand enameled wires in the same group with the path of forward multi-strand enameled wires is welded together with another lead terminal of the coil of the transmission coil module.

3. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has one or more paths of forward multi-strand enameled wires and equivalent reverse multi-strand enameled wires.

the periphery of the one path of or each of the more paths of forward multi-strand enameled wires is surrounded by one path of reverse multi-strand enameled wires, and those two paths of multi-strand enameled wires are in a coaxial or similar coaxial structure relationship and belong to the same group;

one end of a certain path of forward multi-strand enameled wires among the enameled wires is welded together with a certain end of the wireless energy output ends of the wireless charging transmission circuit module, while one end of the reverse multi-strand enameled wires in the same group with the path of forward multi-strand enameled wires is welded together with the corresponding another end of the wireless energy output ends of the wireless charging transmission circuit module;

another end of the path of forward multi-strand enameled wires is welded together with one of lead terminals of a certain coil of the transmission coil module, and another end of the reverse multi-strand enameled wires in the same group with the path of forward multi-strand enameled wires is welded together with another lead terminal of the coil of the transmission coil module.

4. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has one or more paths of forward multi-strand enameled wires and equivalent reverse multi-strand enameled wires inside;

the one path of or each of the more paths of forward multi-strand enameled wires is and close to one path of reverse multi-strand enameled wires;

those two close paths of multi-strand enameled wires form a group;

the two paths of multi-strand enameled wires in each group are in a twisted-pair structure relationship;

one end of a certain path of forward multi-strand enameled wires among the enameled wires is welded together with a certain end of the wireless energy output ends of the wireless charging transmission circuit module, while one end of the reverse multi-strand enameled wires twisted with the path of forward multi-strand enameled wires is welded together with the corresponding another end of the wireless energy output ends of the wireless charging transmission circuit module;

another end of the path of forward multi-strand enameled wires is welded together with one of lead terminals of a certain coil of the transmission coil module, and another end of the reverse multi-strand enameled wires twisted with the path of forward multi-strand enameled wires is welded together with another lead terminal of the coil of the transmission coil module.

5. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has one or more paths of forward multi-strand enameled wires and equivalent reverse multi-strand enameled wires inside;

the one path of or each of the more paths of multi-strand enameled wires is mixed with one path of reverse multi-strand enameled wires;

those two mixed paths of multi-strand enameled wires form a group;

the two paths of multi-strand enameled wires in each group are mixed together in space to generate in a parallel structure relationship;

one end of a certain path of forward multi-strand enameled wires among the enameled wires is welded together with a certain end of the wireless energy output ends of the wireless charging transmission circuit module, while one end of the reverse multi-strand enameled wires twisted with the path of forward multi-strand enameled wires is welded together with the corresponding another end of the wireless energy output ends of the wireless charging transmission circuit module;

another end of the path of forward multi-strand enameled wires is welded together with one of lead terminals of a certain coil of the transmission coil module, and another end of the reverse multi-strand enameled wires twisted with the path of forward multi-strand enameled wires is welded together with another lead terminal of the coil of the transmission coil module.

6. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has one or more paths of forward flat and narrow insulating metal tapes and equivalent reverse flat and narrow insulating metal tapes;

the one path or more paths of forward flat and narrow insulating metal tapes are close to one path of reverse flat and narrow insulating metal tapes;

the tow paths of flat and narrow insulating metal tapes form a group;

the flat and narrow insulating metal tapes in each group are in a parallel structure relationship, or in a wide-opposite parallel structure relationship, or in a wide-horizontal parallel structure relationship;

one end of a certain path of forward flat and narrow insulating metal tapes among the flat and narrow insulating metal tapes is welded together with a certain end of the wireless energy output ends of the wireless charging transmission circuit module, while one end of the reverse flat and narrow insulating metal tapes in the same group with the path of forward flat and narrow insulating metal tapes is welded together with the corresponding another end of the wireless energy output ends of the wireless charging transmission circuit module;

another end of the path of forward flat and narrow insulating metal tapes is welded together with one of lead terminals of a certain coil of the transmission coil module, and another end of the reverse flat and narrow insulating metal tapes in the same group with the path of forward flat and narrow insulating metal tapes is welded together with another lead terminal of the coil of the transmission coil module.

7. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has a metal shielding layer;

the wireless charging transmission circuit module also has a shielding network and a shield welding point;

the metal shielding layer and the shield welding point are in electric connection through welding to reduce electromagnetic interference emitted by the high frequency AC transmission line to the outside world and reduce the external electromagnetic interference with the high frequency AC transmission line.

8. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has a metal shielding layer;

the transmission coil module also has a shielding network and a shield welding point;

the metal shielding layer and the shield welding point are in electric connection through welding to reduce electromagnetic interference emitted by the high frequency AC transmission line to the outside world and reduce the external electromagnetic interference with the high frequency AC transmission line.

9. The wireless charging transmission device according to claim 1, wherein the high-frequency alternating-current power transmission line has one or more paths of signal transmission leads for transmitting other electric signals of non-wireless charging electric energy;

the wireless charging transmission circuit module also has a welding point for input and output of other signals, which is used for inputting and outputting other electric signals of non-wireless charging energy;

the transmission coil module also has a welding point for input and output of other signals, which is used for inputting and outputting other electric signals of non-wireless charging energy;

one end of a certain path of the signal transmission leads is welded at the corresponding welding point for input and output of other signals of the wireless charging transmission circuit module, while the other end of the path of signal transmission leads is welded at the corresponding welding point for input and output of other signals of the transmission coil module, realizing electric connection between the wireless charging transmission circuit module and other electric signals of the transmission coil module.

10. The wireless charging transmission device according to claim 1, wherein the wireless charging transmission circuit module comprises a mains supply conversion sub-module and a wireless charging high frequency AC energy generation sub-module inside;

and the mains supply conversion sub-module supplies power to the wireless charging high frequency AC energy generation sub-module, wherein the mains supply conversion sub-module has a function of converting the mains supply into specific electric energy required by the wireless charging high frequency AC energy generation sub-module.