CN102684320B - A kind of wireless power supply - Google Patents
A kind of wireless power supply Download PDFInfo
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- CN102684320B CN102684320B CN201210133056.5A CN201210133056A CN102684320B CN 102684320 B CN102684320 B CN 102684320B CN 201210133056 A CN201210133056 A CN 201210133056A CN 102684320 B CN102684320 B CN 102684320B
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- power supply
- circuit board
- wireless power
- wireless
- receiving
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Abstract
The invention provides a kind of wireless power supply, the mode of wireless charging can be utilized to charge to the various portable mobile terminal equipments be positioned on wireless charging emitter in real time, equipment in use can constantly be charged, eliminate the trouble changed battery and carry out separately charging, bring the convenience in use to user.
Description
[technical field]
The present invention relates to wireless charging field, relate to the application of the wireless charging technology based on electromagnetic induction principle particularly.
[background technology]
At present, wireless charging device based on electromagnetic induction principle forms primarily of two parts: power supply reflector and inducing receiver, when the receiving coil of inducing receiver is placed in the magnetic field of the transmitting coil of power supply reflector, induced voltage will be produced, through rectification, after filtering and voltage stabilizing, just can carry out wireless charging with it to load equipment, power supply reflector is primarily of power module and wireless energy transmission control circuit board composition, control circuit in wireless energy transmission control circuit board is launched application-specific integrated circuit by a LC resonance ejection loop and an electric energy and is composed in series, inducing receiver is then by LC receiving loop, voltage-controlled pulsewidth oscillator, a light-operated voltage regulator and output power supply circuit composition, thus transmit electric energy by the mode of electromagnetic induction, the existing wireless charging device based on electromagnetic induction principle is in charging process, load equipment needs to aim at charging end more exactly, effectively could complete charging, there is awkward shortcoming.
[summary of the invention]
Technical problem to be solved by this invention is to provide a kind of easy to use, can simultaneously to the wireless charging device that multiple equipment charges.
The technical scheme that the present invention realizes goal of the invention employing is, a kind of wireless power supply, described wireless power supply comprises wireless charging emitter and wireless charging receiver, described wireless charging emitter comprises flat device shell, be arranged on the power module in crust of the device, produce and control the control circuit board of wireless energy transmission, and the transmitting coil to be electrically connected with described control circuit board, described wireless charging receiver is arranged in load equipment, described wireless charging receiver module comprises receiving coil and circuit board for receiving, described receiving coil is electrically connected described circuit board for receiving, the current output terminal of described circuit board for receiving connects the power supply of load equipment to provide electric energy.
Particularly, described load equipment is portable mobile terminal equipment.
Preferably, described transmitting coil and described receiving coil are annular plane spiral shell coiling.
Preferably, the Luo Rao center of described annular plane spiral shell coiling is provided with magnetic core.
Preferably, described magnetic core is disc.
Preferably, described plane spiral shell coiling is enamel wire coil.
Preferably, described wireless power supply includes multiple control circuit board and multiple transmitting coil, described multiple control circuit board and multiple transmitting coil match one by one arrange and array be fixed in described crust of the device.
Preferably, described multiple control circuit board and multiple transmitting coil are fixed in a supporting bracket, and described supporting bracket is fixed in described crust of the device.
Particularly, described circuit board for receiving comprises rectification circuit, filter circuit and voltage stabilizing circuit.
Particularly, described crust of the device is made up of housing, upper cover and lower cover.
The wireless power supply of the application of the invention, various portable mobile terminal equipment can be placed on arbitrarily on wireless charging emitter, in use realizes wireless charging, extends the cruising time of terminal equipment, has advantage easy to use.
[accompanying drawing explanation]
Fig. 1, the overall structure schematic diagram of wireless power supply.
Fig. 2, the STRUCTURE DECOMPOSITION figure of wireless charging emitter.
Fig. 3, the circuit of wireless charging receiver connects block diagram.
Fig. 4, the structure chart of annular plane spiral shell coiling.
[embodiment]
Below in conjunction with drawings and Examples, the present invention is described in detail.
A kind of notebook wireless power supply, its overall structure schematic diagram is referring to accompanying drawing 1, comprise notebook 1, wireless charging emitter 2, the crust of the device 3 of wireless charging emitter 2 and wireless charging receiver 4, wireless charging receiver 4 is arranged in notebook 1, the crust of the device 4 of wireless charging emitter 2 is tabular, can be positioned over arbitrarily as on table surface or on conference table desktop.
The STRUCTURE DECOMPOSITION figure of wireless charging emitter 2 is referring to accompanying drawing 2, comprise the charging module of crust of the device 3, supporting bracket 5, power module (not shown) and the multiple array be made up of housing 31, upper cover 32 and lower cover 33, supporting bracket 5 is provided with multiple circular hole, the charging module of multiple array is fixed in the multiple circular holes in supporting bracket 5, and each charging module includes and produces and the control circuit board 6 controlling wireless energy transmission and the transmitting coil 7 be electrically connected with control circuit board 6.
The circuit of wireless charging receiver 4 connects block diagram referring to accompanying drawing 3, comprise receiving coil 8, circuit board for receiving 9 and rechargeable battery 10, receiving coil 8 is electrically connected circuit board for receiving 9, and the current output terminal of circuit board for receiving 9 connects the charging end of rechargeable battery 10.
In the present embodiment, control circuit on control circuit board 6 comprises a LC resonance ejection loop and an electric energy launches application-specific integrated circuit series connection, in order to launch alternating magnetic field by transmitting coil 7, finally carry out Cumulate Sum by the receiving coil 8 be arranged in wireless charging receiver 4 and receive electric energy, the electric energy received is undertaken arranging by the rectification circuit of circuit board for receiving, filter circuit and voltage stabilizing circuit by receiving coil 8, output to rechargeable battery 10 after filtering and voltage stabilizing and charge.
In the present embodiment, transmitting coil 7 and receiving coil 8 all adopt annular plane spiral shell coiling, spiral shell coiling can adopt enamelled wire, for strengthening the magnetic field that annular plane spiral shell coiling produces, magnetic core 11 can be set at the Luo Rao center of annular plane spiral shell coiling, magnetic core 11 can be designed to disc, closes with the matching form of annular plane spiral shell coiling, and the structure chart of annular plane spiral shell coiling is referring to accompanying drawing 4.
Should be appreciated that the load equipment in the present embodiment can also include but not limited to: the portable mobile terminal equipments such as mobile phone, MP3/4, digital camera, PDA.
The wireless power supply of the application of the invention, the mode of wireless charging can be utilized to charge to the various portable mobile terminal equipments be positioned on wireless charging emitter in real time, equipment in use can constantly be charged, eliminate the trouble changed battery and carry out separately charging, bring the convenience in use to user.
In the above-described embodiments, only to invention has been exemplary description, but those skilled in the art can carry out various amendment to the present invention without departing from the spirit and scope of the present invention after reading present patent application.
Claims (9)
1. a wireless power supply, it is characterized in that: described wireless power supply comprises wireless charging emitter and wireless charging receiver, described wireless charging emitter comprises flat device shell, be arranged on the power module in crust of the device, produce and control the control circuit board of wireless energy transmission, and the transmitting coil to be electrically connected with described control circuit board, described control circuit board and transmitting coil are provided with multiple, described multiple control circuit board and multiple transmitting coil match one by one arrange and array be fixed in described crust of the device, described crust of the device is tabular, described wireless charging receiver is arranged in load equipment, described wireless charging receiver module comprises receiving coil and circuit board for receiving, described receiving coil is electrically connected described circuit board for receiving, the current output terminal of described circuit board for receiving connects the power supply of load equipment to provide electric energy, described wireless charging emitter comprises supporting bracket and multiple charging module, described supporting bracket is provided with multiple circular hole, described charging module is fixed in the multiple circular holes in described supporting bracket, and described charging module comprises described control circuit board and described transmitting coil.
2. wireless power supply according to claim 1, is characterized in that: described load equipment is portable mobile terminal equipment.
3. wireless power supply according to claim 1, is characterized in that: described transmitting coil and described receiving coil are annular plane spiral shell coiling.
4. wireless power supply according to claim 3, is characterized in that: the Luo Rao center of described annular plane spiral shell coiling is provided with magnetic core.
5. wireless power supply according to claim 4, is characterized in that: described magnetic core is disc.
6. wireless power supply according to claim 2, is characterized in that: described plane spiral shell coiling is enamel wire coil.
7. wireless power supply according to claim 1, is characterized in that: described multiple control circuit board and multiple transmitting coil are fixed in a supporting bracket, and described supporting bracket is fixed in described crust of the device.
8. wireless power supply according to claim 1, is characterized in that: described circuit board for receiving comprises rectification circuit, filter circuit and voltage stabilizing circuit.
9. wireless power supply according to claim 1, is characterized in that: described crust of the device is made up of housing, upper cover and lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210133056.5A CN102684320B (en) | 2012-04-28 | 2012-04-28 | A kind of wireless power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210133056.5A CN102684320B (en) | 2012-04-28 | 2012-04-28 | A kind of wireless power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102684320A CN102684320A (en) | 2012-09-19 |
| CN102684320B true CN102684320B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210133056.5A Active CN102684320B (en) | 2012-04-28 | 2012-04-28 | A kind of wireless power supply |
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| Country | Link |
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| CN (1) | CN102684320B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532257A (en) * | 2013-10-31 | 2014-01-22 | 武汉大学 | Wireless charging device based on array arrangement of iron cores |
| CN105605718A (en) * | 2015-10-17 | 2016-05-25 | 李陈 | Humidifier |
| CN108909473A (en) * | 2018-05-22 | 2018-11-30 | 广西电网有限责任公司电力科学研究院 | A kind of dynamic radio charging public transit system and its control method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201584823U (en) * | 2009-09-25 | 2010-09-15 | 北京华旗资讯数码科技有限公司 | Wireless power supply device |
| CN102035220A (en) * | 2009-09-25 | 2011-04-27 | 北京华旗资讯数码科技有限公司 | Wireless power supply device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009158598A (en) * | 2007-12-25 | 2009-07-16 | Panasonic Electric Works Co Ltd | Planar coil and non-contact power transfer device using the same |
| BRPI0906538B1 (en) * | 2008-04-03 | 2019-08-06 | Koninklijke Philips N.V. | Wireless Transmission System, and Method for Operation of a Wireless Transmission System |
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2012
- 2012-04-28 CN CN201210133056.5A patent/CN102684320B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201584823U (en) * | 2009-09-25 | 2010-09-15 | 北京华旗资讯数码科技有限公司 | Wireless power supply device |
| CN102035220A (en) * | 2009-09-25 | 2011-04-27 | 北京华旗资讯数码科技有限公司 | Wireless power supply device |
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| Publication number | Publication date |
|---|---|
| CN102684320A (en) | 2012-09-19 |
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Effective date of registration: 20210519 Address after: 2 / F, software building, No.9, Gaoxin Zhongyi Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Address before: 18B, building a, CIC international business center, 1061 Xiangmei Road, Futian District, Shenzhen, Guangdong 518034 Patentee before: KUANG-CHI INNOVATIVE TECHNOLOGY Ltd. |