CN102684278B - A kind of microphone wireless power supply - Google Patents
A kind of microphone wireless power supply Download PDFInfo
- Publication number
- CN102684278B CN102684278B CN201210133028.3A CN201210133028A CN102684278B CN 102684278 B CN102684278 B CN 102684278B CN 201210133028 A CN201210133028 A CN 201210133028A CN 102684278 B CN102684278 B CN 102684278B
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- power supply
- microphone
- circuit board
- wireless power
- spiral shell
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Abstract
The invention provides a kind of microphone wireless power supply, the mode of wireless charging can be utilized to charge to microphone in real time, microphone in use constantly can 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 based on electromagnetic induction principle is mainly used in mobile phone or battery charging.
In the occasion of KTV, average family movie theatre, the microphone that user uses is generally wired mode, and needing provides electric energy by long power line to microphone, makes troubles to use.As improvement, also have the microphone as wireless mode in the middle of prior art, such microphone itself needs with battery, like this, in use needs constantly change battery or charge to battery, makes troubles equally.
[utility model content]
It is simple that technical problem to be solved by this invention is to provide a kind of structure, microphone wireless charging device easy to use.
The technical scheme that the present invention realizes goal of the invention employing is, a kind of microphone wireless power supply, described microphone 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 microphone apparatus, described wireless charging receiver comprises receiving coil, circuit board for receiving and rechargeable battery, described receiving coil is electrically connected described circuit board for receiving, the current output terminal of described circuit board for receiving connects the charging end of described rechargeable battery.
Preferably, described transmitting coil and described receiving coil are plane spiral shell coiling.
Preferably, described plane spiral shell coiling is 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 microphone 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 microphone wireless power supply of the application of the invention, the mode of wireless charging can be utilized to charge to microphone in real time, microphone in use constantly can be charged, eliminate the trouble changed battery and carry out separately charging, bring the convenience in use to user.
[accompanying drawing explanation]
Fig. 1, the overall structure schematic diagram of microphone 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 microphone wireless power supply, its overall structure schematic diagram is referring to accompanying drawing 1, comprise microphone 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 built in the afterbody of microphone 1, the crust of the device 4 of wireless charging emitter 2 is tabular, can be positioned over desktop arbitrarily.
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.
The microphone wireless power supply of the application of the invention, the mode of wireless charging can be utilized to charge to microphone in real time, microphone in use constantly can 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 (8)
1. a microphone wireless power supply, it is characterized in that: described microphone 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 microphone apparatus, described wireless charging receiver comprises receiving coil, circuit board for receiving and rechargeable battery, described receiving coil is electrically connected described circuit board for receiving, the current output terminal of described circuit board for receiving connects the charging end of described rechargeable battery, described wireless charging emitter includes multiple described control circuit board and multiple described transmitting coil, described transmitting coil is annular plane spiral shell coiling, Qie Luorao center is provided with magnetic core, described magnetic core is disc, close with the matching form of described annular plane spiral shell coiling, described multiple control circuit board and multiple transmitting coil match one by one arrange and array be fixed in the multiple circular holes in a supporting bracket, described supporting bracket is fixed in described crust of the device.
2. microphone wireless power supply according to claim 1, is characterized in that: described receiving coil is plane spiral shell coiling.
3. microphone wireless power supply according to claim 2, is characterized in that: described plane spiral shell coiling is annular plane spiral shell coiling.
4. microphone 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. microphone wireless power supply according to claim 4, is characterized in that: described magnetic core is disc.
6. microphone wireless power supply according to claim 1 and 2, is characterized in that: described plane spiral shell coiling is enamel wire coil.
7. microphone 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.
8. microphone 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 |
|---|---|---|---|
| CN201210133028.3A CN102684278B (en) | 2012-04-28 | 2012-04-28 | A kind of microphone wireless power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210133028.3A CN102684278B (en) | 2012-04-28 | 2012-04-28 | A kind of microphone wireless power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102684278A CN102684278A (en) | 2012-09-19 |
| CN102684278B true CN102684278B (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210133028.3A Active CN102684278B (en) | 2012-04-28 | 2012-04-28 | A kind of microphone wireless power supply |
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| Country | Link |
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| CN (1) | CN102684278B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855813A (en) * | 2012-12-07 | 2014-06-11 | 天宇通讯科技(昆山)有限公司 | Wireless charging receiving device for supporting multiple systems |
| CN103078387B (en) * | 2013-01-31 | 2016-03-09 | 广州瀚诚电子产品有限公司 | A kind of wireless microphone charging method and charging circuit |
| CN103117603A (en) * | 2013-02-28 | 2013-05-22 | 深圳市永兴辉实业发展有限公司 | Wireless charging platform for charging wireless microphones |
| KR101700793B1 (en) * | 2015-04-07 | 2017-02-13 | 엘지이노텍 주식회사 | Apparatus for wireless power transmission and the control method thereof |
| US10193229B2 (en) * | 2015-09-10 | 2019-01-29 | Cpg Technologies, Llc | Magnetic coils having cores with high magnetic permeability |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201656577U (en) * | 2009-09-25 | 2010-11-24 | 北京华旗资讯数码科技有限公司 | Wireless power consumption device |
| CN201854096U (en) * | 2010-11-26 | 2011-06-01 | 上海晨兴希姆通电子科技有限公司 | Charging device |
| CN102089952A (en) * | 2008-04-03 | 2011-06-08 | 皇家飞利浦电子股份有限公司 | Wireless power transmission system |
| CN201966669U (en) * | 2011-02-22 | 2011-09-07 | 惠州Tcl移动通信有限公司 | Wireless charging system and wireless charger thereof |
-
2012
- 2012-04-28 CN CN201210133028.3A patent/CN102684278B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102089952A (en) * | 2008-04-03 | 2011-06-08 | 皇家飞利浦电子股份有限公司 | Wireless power transmission system |
| CN201656577U (en) * | 2009-09-25 | 2010-11-24 | 北京华旗资讯数码科技有限公司 | Wireless power consumption device |
| CN201854096U (en) * | 2010-11-26 | 2011-06-01 | 上海晨兴希姆通电子科技有限公司 | Charging device |
| CN201966669U (en) * | 2011-02-22 | 2011-09-07 | 惠州Tcl移动通信有限公司 | Wireless charging system and wireless charger thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102684278A (en) | 2012-09-19 |
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Effective date of registration: 20210518 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. |