CN104348261A - Wireless mouse power supply system - Google Patents
Wireless mouse power supply system Download PDFInfo
- Publication number
- CN104348261A CN104348261A CN201410577236.1A CN201410577236A CN104348261A CN 104348261 A CN104348261 A CN 104348261A CN 201410577236 A CN201410577236 A CN 201410577236A CN 104348261 A CN104348261 A CN 104348261A
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- China
- Prior art keywords
- magnetic core
- power supply
- coil
- mouse
- square hollow
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- 239000003990 capacitor Substances 0.000 claims abstract description 22
- 230000006641 stabilisation Effects 0.000 claims abstract description 17
- 238000011105 stabilization Methods 0.000 claims abstract description 17
- 230000000087 stabilizing effect Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 230000005284 excitation Effects 0.000 abstract 5
- 230000005611 electricity Effects 0.000 abstract 1
- 238000004146 energy storage Methods 0.000 description 5
- 230000005672 electromagnetic field Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- H02J5/005—
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/14—Inductive couplings
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- H02J7/025—
Abstract
The invention discloses a wireless mouse power supply system, which comprises an excitation device, a receiving device, a farad capacitor and a power supply voltage stabilizing circuit, wherein the excitation device is arranged in a mouse pad, the receiving device, the farad capacitor and the power supply voltage stabilizing circuit are all arranged in a mouse body, the receiving device receives emitted energy and is electrically connected with the farad capacitor, after the voltage stabilization through the power supply stabilizing circuit, the electricity is supplied to a mouse, the excitation device comprises a flat magnetic core, a first coil is wound on the flat magnetic core, the receiving device comprises a square hollow magnetic core, and a second coil is wound on the square hollow magnetic core. The excitation device and the receiving device arranged in the wireless mouse power supply system both adopt the magnetic core deign, the mutual coupling efficiency is improved, and in addition, the receiving device is provided with the square hollow magnetic core, so the high-efficiency coupling can be realized regardless of the relative position between the excitation device and the receiving device, further, the efficiency of the wireless charging and wireless power supply is greatly improved, and the mouse can obtain the sufficiently stable power supply.
Description
Technical field
The present invention relates to field of mouse, particularly relate to a kind of wireless mouse electric power system.
Background technology
Mouse is the most frequently used human-computer dialogue device, in order to easy to operate, occurred a lot of wireless mouse in recent years, has eliminated the line between conventional mouse and computer, while bringing good experience, it also avoid the fault brought by line to user.
But, because the power consumption of wireless mouse is relatively large, such as: optical mouse, not only luminous tube itself needs the electric current of several milliamperes, the wireless telecommunications of mouse and computer also need the electric current of consumption about ten milliamperes, therefore cause the battery in mouse often to need to change.
Chinese invention patent application CN101261549A, discloses the wireless mouse apparatus based on radio-frequency (RF) tag, although do not need the mouse pad for aerial power supply, the power needing radiating antenna to provide larger, makes it involve great expense and cause radiation to use.
Chinese invention patent application CN103455177A, disclose the passive and wireless mouse based on wireless power transmission and keyboard, although solve existing wireless mouse and keyboard often needs external for mouse pad power supply, but longer-distance power supply also means that the power supply of this mouse must impact other electronic installations, is difficult to meet Electro Magnetic Compatibility.
Chinese invention patent application CN103513794A, discloses by solar powered wireless mouse, utilizes indoor light source to charge to the electrical storage device of mouse, and indoor light source can not reach and ensure that mouse normally works or required light intensity of charging.
Chinese invention patent application CN103235657A, discloses induction from energy storage wireless mouse, and a DC motor in mouse internal structure, attempts to utilize the motion of mouse and produce electric energy and power for mouse and charge, do not possess minimum engineering foundation.
Chinese invention patent application CN103279233A, disclose a kind of wireless mouse electric power system, set up a transmitting coil over the display and launch magnetic energy, the impact that the relative position of receiving coil and transmitting coil and direction are brought in mouse and ensure that the energy that mouse receives is enough large, device 3 groups of coils in mouse, even if like this, due to volume restriction and the application restriction of mouse, receiving coil is still difficult to receive enough energy.
Chinese invention patent application CN103793071A, disclose a kind of wireless charging mouse based on WiFi, use the wireless charging technology of Qi wireless charging international standard to realize the power supply of wireless mouse, and this supply power mode reliability is subject to the relative position of transmitting coil and receiving coil and the impact in direction.
Chinese invention patent application CN102693020A, disclose a kind of wireless mouse based on luminous energy, mouse pad and method of work, utilize mouse pad to send high light power for mouse and charge, this supply power mode has " electrical-optical " and " light-electricity " twice conversion, add that in mouse pad, LED group and the photoelectric conversion module in mouse are difficult to accomplish strict aligning, thus energy utilization efficiency is extremely low does not say, also brings extremely strong light pollution by the use light path of mouse.
Chinese invention patent application CN1677791A, disclose non-contact inductive power-supply supply device, Chinese invention patent application CN103970295A, disclose the mouse that radio source is powered, said apparatus has stricter requirement to the position between transmitting coil and receiving coil, otherwise, power supplying efficiency and effect degradation will be caused.
Chinese invention patent application CN1707517A, disclose the mouse and mouse pad with induction coil, this device is in order to avoid having stricter requirement to position between transmitting coil and receiving coil, have employed the interface of transmitting coil much larger than mouse and moving range thereof, but will the efficiency of transmission of electric energy be caused low like this, and the interference that leakage electromagnetic field brings periphery electronic installation.
Summary of the invention
The invention provides a kind of wireless mouse electric power system, the invention solves transmitting coil and receiving coil needs the problem such as aligned position and direction, ensure again the high efficiency of wireless charging and wireless power; Adopt farad capacitor energy storage in mouse inside and be configured with corresponding power management circuit, both having ensure that the high reliability of mouse performance, ensured again the good experience of user, described below:
A kind of wireless mouse electric power system, comprising: the exciting bank launching electromagnetic energy, and the receiving system receiving electromagnetic energy, and described wireless mouse electric power system also comprises: farad capacitor and power supply stabilization circuit,
Described exciting bank is arranged in mouse pad, and described receiving system, described farad capacitor and described power supply stabilization circuit are all arranged in mouse body;
Described exciting bank comprises: flat magnetic core, and described flat magnetic core is wound with the first coil;
Described receiving system comprises: square hollow magnetic core, and described square hollow magnetic core is wound with the second coil;
The resonant electromagnetic coupled modes that described flat magnetic core and described square hollow magnetic core adopt core plane to be parallel to each other.
Described second coil comprises: first group of coil and second group of coil; Described first group of coil vertically or horizontal direction be wrapped on described square hollow magnetic core successively; Described second group of coil in the horizontal direction or vertical direction be wrapped in successively on described square hollow magnetic core.
Further, described farad capacitor and described power supply stabilization circuit are arranged on described square hollow magnetic core inside.
Described wireless mouse electric power system also comprises: speech chip, and described speech chip is electrically connected described power supply stabilization circuit, and described speech chip is used for sending chimes of doom.
Further, described speech chip is arranged on described square hollow magnetic core inside.
The beneficial effect of technical scheme provided by the invention is: the exciting bank in this device and receiving system all adopt Magnetic Core Design, improve coupling efficiency each other, and because receiving system adopts square hollow magnetic core, no matter make the relative position between exciting bank with receiving system how can realize being coupled expeditiously, and then increased substantially the efficiency of wireless charging and wireless power; And adopt farad capacitor as energy-storage travelling wave tube, and coordinate power supply stabilization circuit, the charging times of rechargeable battery and the problem of restricted lifetime can be avoided, make mouse can obtain sufficiently stable power supply.
Accompanying drawing explanation
Fig. 1 is the structural representation of exciting bank;
Fig. 2 is the structural representation of receiving system;
Fig. 3 is the schematic diagram carrying out wireless power to mouse.
In accompanying drawing, the list of parts representated by each label is as follows:
1: exciting bank; 2: receiving system;
3: farad capacitor; 4: power supply stabilization circuit;
5: speech chip; 11: flat magnetic core;
12: the first coils; 21: square hollow magnetic core;
22: the second coils; L1: the first group of coil;
L2: the second group of coil.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below embodiment of the present invention is described further in detail.
In order to solve transmitting coil and receiving coil needs the problem such as aligned position and direction, ensure again the high efficiency of wireless charging and wireless power; Embodiments provide a kind of wireless mouse electric power system, see Fig. 1, Fig. 2 and Fig. 3, this wireless mouse electric power system comprises: be arranged on the exciting bank 1 in mouse pad, the receiving system 2 coordinated with exciting bank 1, farad capacitor 3 and power supply stabilization circuit 4, receiving system 2, farad capacitor 3 and power supply stabilization circuit 4 are all arranged in mouse body.Receiving system 2 receives the energy that exciting bank 1 is launched, and is electrically connected farad capacitor 3, after the voltage stabilizing of power supply stabilization circuit 4, powers to mouse.
Adopt farad capacitor 3 as energy-storage travelling wave tube, the charging times of rechargeable battery and the problem of restricted lifetime can be avoided; But the output voltage due to farad capacitor 3 is not that what kind of is in a metastable value as chemical cell, thus needs to adopt to boost and also can the power supply stabilization circuit 4 of step-down make other circuit of mouse can obtain sufficiently stable power supply.
Wherein, exciting bank 1 comprises: flat magnetic core 11 and the first coil 12, first coil 12 are wrapped on flat magnetic core 11.Receiving system 2 is arranged in mouse body, and receiving system 2 comprises: square hollow magnetic core 21 and the second coil 22.The resonant electromagnetic coupled modes that flat magnetic core 11 and square hollow magnetic core 21 adopt two core plane to be parallel to each other.
See Fig. 2, the second coil 22 comprises: first group of coil L1 and second group of coil L2, and first group of coil L1 is vertically wrapped on square hollow magnetic core 21 successively, and second group of coil L2 is wrapped on square hollow magnetic core 21 in the horizontal direction successively.
The present invention is described for Fig. 2, and during specific implementation, can also be wrapped in successively in the horizontal direction on square hollow magnetic core 21 by first group of coil L1, second group of coil L2 is vertically wrapped on square hollow magnetic core 21 successively.The present invention does not limit this.
Due to square hollow magnetic core 21 can make the magnetic field in any direction in two dimensional surface can efficient reception, as long as thus receiving system 2 is within the coverage of exciting bank 1, no matter how the relative position between exciting bank 1 with receiving system 2 can realize be coupled expeditiously, and because exciting bank 1 and receiving system 2 all have magnetic core, therefore coupling efficiency each other can be accomplished the highest, increase substantially the efficiency of wireless charging and wireless power; Further, the magnetic core due to receiving system 2 is square hollow magnetic core, and the volume of whole device thus can't be caused to increase due to magnetic core.
During practical application, first group of coil L1 and second group of coil L2 is furnished with corresponding rectification circuit respectively, connects farad capacitor 3 respectively by rectification circuit.
During specific implementation, the embodiment of the present invention does not limit the concrete winding number of turns of the first coil 12, second coil 22, winding direction, only need meet above-mentioned condition.
During specific implementation; farad capacitor 3 and power supply stabilization circuit 4 can be placed on the inside of square hollow magnetic core 21; while receiving system 2 and square hollow magnetic core 21 thereof obtain maximum magnetic flux cross section; the volume of whole device can also be reduced to greatest extent, and the farad capacitor 3 that is positioned over square hollow magnetic core 21 inside and power supply stabilization circuit 4 can be protected to avoid the interference of electromagnetic field or other electromagnetic fields emitted by exciting bank 1.
In order to avoid mouse departs from the effective range long time of emitter 1 in mouse pad, and the energy storage causing farad capacitor 3 very little time, this wireless mouse electric power system also comprises: speech chip 5, speech chip 5 electric connection of power supply voltage stabilizing circuit 4, speech chip 5 sends chimes of doom, prompting user, needs mouse to be put back on mouse pad, charges to farad capacitor 3.During specific implementation, speech chip 5 also can be placed on the inside of square hollow magnetic core 21.
The embodiment of the present invention is to the model of each device except doing specified otherwise, and the model of other devices does not limit, as long as can complete the device of above-mentioned functions.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a wireless mouse electric power system, comprising: the exciting bank launching electromagnetic energy, and the receiving system receiving electromagnetic energy, and it is characterized in that, described wireless mouse electric power system also comprises: farad capacitor and power supply stabilization circuit,
Described exciting bank is arranged in mouse pad, and described receiving system, described farad capacitor and described power supply stabilization circuit are all arranged in mouse body;
Described exciting bank comprises: flat magnetic core, and described flat magnetic core is wound with the first coil;
Described receiving system comprises: square hollow magnetic core, and described square hollow magnetic core is wound with the second coil;
The resonant electromagnetic coupled modes that described flat magnetic core and described square hollow magnetic core adopt core plane to be parallel to each other.
2. a kind of wireless mouse electric power system according to claim 1, is characterized in that, described second coil comprises: first group of coil and second group of coil;
Described first group of coil vertically or horizontal direction be wrapped on described square hollow magnetic core successively;
Described second group of coil in the horizontal direction or vertical direction be wrapped in successively on described square hollow magnetic core.
3. a kind of wireless mouse electric power system according to claim 1 and 2, is characterized in that, it is inner that described farad capacitor and described power supply stabilization circuit are arranged on described square hollow magnetic core.
4. a kind of wireless mouse electric power system according to claim 1, is characterized in that, described wireless mouse electric power system also comprises: speech chip, and described speech chip is electrically connected described power supply stabilization circuit, and described speech chip is used for sending chimes of doom.
5. a kind of wireless mouse electric power system according to claim 4, is characterized in that, it is inner that described speech chip is arranged on described square hollow magnetic core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577236.1A CN104348261A (en) | 2014-10-24 | 2014-10-24 | Wireless mouse power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577236.1A CN104348261A (en) | 2014-10-24 | 2014-10-24 | Wireless mouse power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104348261A true CN104348261A (en) | 2015-02-11 |
Family
ID=52503293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410577236.1A Pending CN104348261A (en) | 2014-10-24 | 2014-10-24 | Wireless mouse power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104348261A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1677791A (en) * | 2005-05-18 | 2005-10-05 | 伍佰科技企业股份有限公司 | Non-contact inductive power-supply supply device |
| CN101699711A (en) * | 2002-05-13 | 2010-04-28 | 捷通国际有限公司 | Contact-less power transfer and method |
| CN103229383A (en) * | 2010-11-16 | 2013-07-31 | 鲍尔拜普罗克西有限公司 | A wirelessly rechargeable battery and power transmitter |
| CN103827998A (en) * | 2011-09-29 | 2014-05-28 | 鲍尔拜普罗克西有限公司 | Wirelessly rechargeable battery and components thereof |
| CN103970295A (en) * | 2014-05-15 | 2014-08-06 | 中科融通物联科技无锡有限公司 | Mouse with power supplied by wireless power supply |
| CN204205729U (en) * | 2014-10-24 | 2015-03-11 | 天津榕丰科技有限公司 | A kind of wireless mouse electric power system |
-
2014
- 2014-10-24 CN CN201410577236.1A patent/CN104348261A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699711A (en) * | 2002-05-13 | 2010-04-28 | 捷通国际有限公司 | Contact-less power transfer and method |
| CN1677791A (en) * | 2005-05-18 | 2005-10-05 | 伍佰科技企业股份有限公司 | Non-contact inductive power-supply supply device |
| CN103229383A (en) * | 2010-11-16 | 2013-07-31 | 鲍尔拜普罗克西有限公司 | A wirelessly rechargeable battery and power transmitter |
| CN103827998A (en) * | 2011-09-29 | 2014-05-28 | 鲍尔拜普罗克西有限公司 | Wirelessly rechargeable battery and components thereof |
| CN103970295A (en) * | 2014-05-15 | 2014-08-06 | 中科融通物联科技无锡有限公司 | Mouse with power supplied by wireless power supply |
| CN204205729U (en) * | 2014-10-24 | 2015-03-11 | 天津榕丰科技有限公司 | A kind of wireless mouse electric power system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150211 |