CN101931259B - Wireless device with charging function - Google Patents
Wireless device with charging function Download PDFInfo
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- CN101931259B CN101931259B CN200910303400.9A CN200910303400A CN101931259B CN 101931259 B CN101931259 B CN 101931259B CN 200910303400 A CN200910303400 A CN 200910303400A CN 101931259 B CN101931259 B CN 101931259B
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- voltage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a wireless device with the charging function, which comprises a power supply generating device, a rectifier circuit, a comparator circuit, a switching circuit and a charging battery, wherein the power supply generating device can convert kinetic energy to electrical energy through the operation of the power supply generating device by a user and provide the electrical energy for the rectifier circuit, the rectifier circuit can rectify the electrical energy provided by the power supply generating device and then output direct current, the comparator circuit can compare a current sampled voltage of the charging battery with a preset voltage of the comparator circuit, the switching circuit is connected to control the direct current to charge the charging battery if the current sampled voltage is smaller than the preset voltage, and the switching circuit is not connected for controlling the direct current not to charge the charging battery if the current sampled voltage is larger than or equal to the preset voltage. The wireless device with the charging function can conveniently, quickly and automatically charge the wireless device.
Description
Technical field
The present invention relates to a kind of wireless device with charge function.
Background technology
Electronic installation such as mouse, broadcast receiver etc. are conventional instruments in people's routine work and life.Taking mouse as example, be divided into wire mouse and wireless mouse.General wire mouse transmits data and electric power by a transmission line being connected with main frame, allow mouse be able to normal work, but the limited length of the transmission line of wire mouse makes the user can not remote operation computer, so wireless mouse arises at the historic moment, wireless mouse is widely used because the advantage such as carrying and easy to use.
At present the charging modes of wireless mouse generally adopts two kinds, and one is to adopt rechargeable battery or dry cell, but when dead battery, dry cell must be changed or rechargeable battery is charged again after be installed to again on mouse, inconvenient user's use.Another kind is to need wireless mouse and auxiliary equipment as mouse pad collocation use, mouse pad is connected to obtain electric power with host computer, the coil being used in conjunction with each other with mouse pad is set in mouse, make mouse obtain required electric power by the mutual inductance effect of coil, but also Shortcomings part of this kind of method, while using this wireless mouse, the mouse pad surface that its scope effectively using is confined to be mated or the confined space scope of vertical three centimeters of left and right, otherwise, wireless mouse cisco unity malfunction.
Summary of the invention
In view of above content, be necessary to provide a kind of wireless device with charge function, do not need to change battery, do not need just can realize wireless device automatic charging with auxiliary equipment collocation yet.
A kind of wireless device with charge function, comprise a power supply generator, one rectification circuit, one comparison circuit, one switching circuit and a rechargeable battery, described power supply generator can be electric energy by kinetic transformation and offer described rectification circuit its operation by user, after the electric energy rectification that described rectification circuit provides described power supply generator, export a direct current, described comparison circuit compares a current sampling voltage of described rechargeable battery and a predeterminated voltage of described comparison circuit, if described current sampling voltage is less than described predeterminated voltage, described switching circuit is communicated with to control described direct current to described rechargeable battery charging, if described current sampling voltage is more than or equal to described predeterminated voltage, described switching circuit is not communicated with to control described direct current not to described rechargeable battery charging, described comparison circuit comprises a comparator, one first diode, first and second voltage-stabiliser tube, the in-phase input end of described comparator connects described rectification circuit and switching circuit by a resistance, also connect the negative electrode of described the first voltage-stabiliser tube, the plus earth of described the first voltage-stabiliser tube, the inverting input of described comparator connects the positive pole of described switching circuit and described rechargeable battery by a resistance, also connect the negative pole of described rechargeable battery by a resistance, the inverting input of described comparator also connects the negative electrode of described the first diode, also by a grounding through resistance, the power end of described comparator connects described rectification circuit by a resistance, also connect the negative electrode of described the second voltage-stabiliser tube, the plus earth of described the second voltage-stabiliser tube, the earth terminal ground connection of described comparator, the output of described comparator connects the anode of described switching circuit and described the first diode, the voltage of the in-phase input end of described comparator is described predeterminated voltage, the voltage of the inverting input of described comparator is described current sampling voltage, when described current sampling voltage is less than described predeterminated voltage, the output of described comparator is high level, when described current sampling voltage is more than or equal to described predeterminated voltage, the output of described comparator is low level, described switching circuit comprises one first electric switch, one second diode, one second electric switch, the first end of described the first electric switch connects described comparison circuit by a resistance, the second end ground connection, the 3rd end connects the first end of described the second electric switch by a resistance, also connect the anode of described the second diode, the negative electrode of described the second diode connects the second end and the described rectification circuit of described the second electric switch, the 3rd end of described the second electric switch connects the negative electrode of described the second diode, the 4th end of described the second electric switch connects the positive pole of described rechargeable battery, when described current sampling voltage is less than described predeterminated voltage, thereby described the first electric switch and the equal conducting of the second electric switch are charged rechargeable battery, when described current sampling voltage is less than described predeterminated voltage, thereby described the first electric switch and the second electric switch all end rechargeable battery are not charged, described the first electric switch is a NPN type triode, first of described the first electric switch, second and third end is respectively the base stage of described NPN type triode, emitter and collector electrode, described the second electric switch is a relay, first of described the second electric switch, second, the the 3rd and the 4th end is respectively the first control end of described relay, the second control end, moving contact and fixed contact.
The wireless device that the present invention has charge function can be that electric energy is rectified into a direct current through described rectification circuit again to its operation by kinetic transformation by user by described power supply generator, described comparison circuit compares the current sampling voltage of described rechargeable battery and the predeterminated voltage of described comparison circuit, if described current sampling voltage is less than described predeterminated voltage, described switching circuit is communicated with to control described direct current to described rechargeable battery charging.The present invention has the wireless device of charge function can be quickly and easily to wireless device automatic charging.
Brief description of the drawings
Fig. 1 is the stereogram that the present invention has the power supply generator of the preferred embodiments of the wireless device of charge function.
Fig. 2 is the circuit diagram that the present invention has the preferred embodiments of the wireless device of charge function.
Embodiment
Please, jointly with reference to figure 1 and 2, the preferred embodiments that the present invention has the wireless device of charge function comprises a power supply generator 20, a rectification circuit 30, a comparison circuit 40, a switching circuit 50, a rechargeable battery 60 and a filter 70.The described wireless device with charge function can be the electronic equipments such as mouse, broadcast receiver.In the present embodiment, described filter 70 is an electrochemical capacitor, in other embodiments, electric capacity that also can other types, such as solid capacitors etc., also can save described filter 70 according to actual needs.
Described power supply generator 20 is connected with described comparison circuit 40, described switching circuit 50 and described filter 70 by described rectification circuit 30, described switching circuit 50 is also connected with described rechargeable battery 60 by described comparison circuit 40, and described filter 70 is also connected with described rectification circuit 30, switching circuit 50 and rechargeable battery 60.
Described power supply generator 20 can be electric energy by kinetic transformation and offer described rectification circuit 30 its operation by user, the electric energy rectification that described rectification circuit 30 provides power supply generator 20 is exported the direct current that a waveform is level and smooth again after described filter 70 filtering, described comparison circuit 40 compares a current sampling voltage of rechargeable battery 60 and a predeterminated voltage of comparison circuit 40, if current sampling voltage is less than predeterminated voltage, switching circuit 50 is communicated with to control described direct current and charges to rechargeable battery 60, if current sampling voltage is more than or equal to predeterminated voltage, switching circuit 50 be not communicated with to control described direct current not give rechargeable battery 60 charge.
Described power supply generator 20 comprises a supporter 202, be arranged at an adjustment member on described supporter 202 as a roller 204 and a gear wheel 206, be arranged at an epitrochanterian pinion 208 engaging with gear wheel 206 and a magnet 210, be arranged at the coil 212 on a stator (not shown).Roller 204 can drive supporter 202 to roll, and in the time that roller 204 rolls, thereby gear wheel 206 rotates thereupon and drives pinion 208 and magnet 210 to rotate, thereby the magnetic line of force that coil 212 will septum magnet 210 produces electric energy.Wherein, if when wireless device is mouse, roller 204 is the roller on described mouse.
Described rectification circuit 30 comprises a resistance R 1 and the bridge rectifier being made up of four diode D1-D4, the first output of described coil 212 is that the negative electrode of diode D1 and the anode of described diode D2 are connected with the first input end of described rectifier, the second output of described coil 212 is that the negative electrode of described diode D3 and the anode of described diode D4 are connected with the second input of described rectifier, the first output of described rectifier is the plus earth of anode and the described diode D3 of described diode D1, the second output of described rectifier is that the negative electrode of diode D2 and the negative electrode of described diode D4 connect described switching circuit 50, described comparison circuit 40 and described filter 70.In other embodiments, described rectifier is not limited to bridge rectifier, can be also multiple voltage rectifier etc.
Described comparison circuit 40 comprises a comparator U1, a diode D6, voltage-stabiliser tube D5 and D7, slide rheostat R3 and R4, resistance R 2, R5, R6, R7 and R8.The in-phase input end of described comparator U1 connects the negative electrode of diode D4 by described resistance R 2, also connect the negative electrode of described voltage-stabiliser tube D5, the plus earth of voltage-stabiliser tube D5.The inverting input of described comparator U1 connects the sliding end of slide rheostat R3 and R4, and one end of slide rheostat R3 is by the positive pole of resistance R 5 connecting valve circuit 50 and rechargeable battery 60, and the other end connects the negative pole of rechargeable battery 60 by resistance R 6.One end of slide rheostat R4 connects the negative electrode of diode D6, and the other end is by resistance R 7 ground connection.The power end of described comparator U1 connects the negative electrode of diode D4 by resistance R 8, also connect the negative electrode of voltage-stabiliser tube D7, the plus earth of voltage-stabiliser tube D7, the earth terminal ground connection of comparator U1.The output connecting valve circuit 50 of comparator U1 and the anode of diode D6.In other embodiments, if the voltage of the inverting input of comparator U1 does not need to adjust by slide rheostat R3 and R4, can save slide rheostat R3 and R4, be connected to the node between node and resistance R 7 and the negative electrode of diode D6 between resistance R 5 and R6 by the inverting input of comparator U1.
Described switching circuit 50 comprises that one first electric switch is as the triode Q1 of NPN type, one diode D8, one second electric switch is as the relay R L of open type, resistance R 9 and R10, the base stage of described triode Q1 connects the output of described comparator U1 by described resistance R 9, grounded emitter, collector electrode connects the first control end 1 of relay R L by resistance R 10, also connect the anode of diode D8, the negative electrode of diode D8 connects the second control end 2 of relay R L and the negative electrode of diode D4, the moving contact 3 of relay R L connects the negative electrode of diode D4, the fixed contact 4 of relay R L connects the positive pole of rechargeable battery 60.In the present embodiment, the resistance value of resistance R 10 the best is 100K Ω.
Introduce in detail the present invention as an example of mouse example below and have the course of work of the wireless device of charge function:
When the roller 204 of user's sliding mouse, roller 204 will drive supporter 202 to roll, thereby gear wheel 206 rotates thereupon and drives pinion 208 and magnet 210 quick rotation, suppose that gear wheel 206 and the rotation number of turns ratio of pinion 208 are 1:20, be that gear wheel 206 rotates 1 circle, pinion 208 just rotates 20 circles, thereby the magnetic line of force that coil 212 will septum magnet 210 produces electric energy.The electric energy rectification that described rectification circuit 30 provides power supply generator 20 is that direct current is exported the direct current that a waveform is level and smooth again after described filter 70 filtering.The voltage (predeterminated voltage) of supposing the in-phase input end of comparator U1 is stabilized in 4.5V by voltage-stabiliser tube D5, if now the voltage of the inverting input of comparator U1 (current sampling voltage) is more than or equal to 4.5V, the electric weight that represents rechargeable battery 60 is filled, now the voltage of the in-phase input end of comparator U1 is less than or equal to the voltage of inverting input, the output of comparator U1 is low level, for example 0V, the base stage of triode Q1 is low level, make triode Q1 cut-off, because of diode D8 cut-off, make to open circuit between the control end 1 and 2 of relay R L, be that between the control end 1 and 2 of relay R L, no current flows through, thereby make the moving contact 3 and fixed contact 4 not adhesives of relay R L, no current flows through rechargeable battery 60, rechargeable battery 60 is not charged.Otherwise, if now the voltage of the inverting input of comparator U1 is less than 4.5V, the electric weight that represents rechargeable battery 60 is not filled, now the voltage of the in-phase input end of comparator U1 is greater than the voltage of inverting input, the output of comparator U1 is high level, for example 5V, the base stage of triode Q1 is high level, make triode Q1 conducting, because of diode D8 cut-off, make electric current flow through control end 1 again by entering ground triode Q1 from the control end 2 of relay R L, be to have electric current to flow through between the control end 1 and 2 of relay R L, thereby make the moving contact 3 and fixed contact 4 adhesives of relay R L, having electric current to flow through rechargeable battery 60 is charged rechargeable battery 60.
The wireless device that the present invention has charge function does not need to change the loaded down with trivial details actions such as battery, in the time that the electric weight of the rechargeable battery 60 of wireless device is not filled, only need the described adjustment member of operation just can realize wireless device automatic charging, and it is convenient and swift to charge.
Claims (5)
1. one kind has the wireless device of charge function, comprise a power supply generator (20), one rectification circuit (30), one comparison circuit (40), one switching circuit (50) and a rechargeable battery (60), described power supply generator (20) can be electric energy by kinetic transformation and offer described rectification circuit (30) its operation by user, after the electric energy rectification that described rectification circuit (30) provides described power supply generator (20), export a direct current, described comparison circuit (40) compares a predeterminated voltage of a current sampling voltage of described rechargeable battery (60) and described comparison circuit (40), if described current sampling voltage is less than described predeterminated voltage, described switching circuit (50) is communicated with to control described direct current to described rechargeable battery (60) charging, if described current sampling voltage is more than or equal to described predeterminated voltage, described switching circuit (50) is not communicated with to control described direct current not to described rechargeable battery (60) charging, described comparison circuit (40) comprises a comparator, one diode D6, the first voltage-stabiliser tube D5 and the second voltage-stabiliser tube D7, the in-phase input end of described comparator U1 connects described rectification circuit (30) by a resistance R 2, also connect the negative electrode of described the first voltage-stabiliser tube D5, the plus earth of described the first voltage-stabiliser tube D5, the inverting input of described comparator U1 connects the positive pole of described switching circuit (50) and described rechargeable battery (60) by a resistance R 5, also connect the negative pole of described rechargeable battery (60) by a resistance R 6, the inverting input of described comparator U1 also connects the negative electrode of described diode D6, also by resistance R 7 ground connection, the power end of described comparator U1 connects described rectification circuit (30) by a resistance R 8, also connect the negative electrode of described the second voltage-stabiliser tube D7, the plus earth of described the second voltage-stabiliser tube D7, the earth terminal ground connection of described comparator U1, the output of described comparator U1 connects the anode of described switching circuit (50) and described diode D6, the voltage of the in-phase input end of described comparator U1 is described predeterminated voltage, the voltage of the inverting input of described comparator U1 is described current sampling voltage, when described current sampling voltage is less than described predeterminated voltage, the output of described comparator U1 is high level, when described current sampling voltage is more than or equal to described predeterminated voltage, the output of described comparator U1 is low level, described switching circuit (50) comprises one first electric switch Q1, one diode D8, one second electric switch RL, the first end of described the first electric switch Q1 connects the output of the comparator U1 of described comparison circuit (40) by a resistance R 9, the second end ground connection, the 3rd end connects the first end of described the second electric switch RL by a resistance R 10, also connect the anode of described diode D8, the negative electrode of described diode D8 connects the second end and the described rectification circuit (30) of described the second electric switch RL, the 3rd end of described the second electric switch RL connects the negative electrode of described diode D8, the 4th end of described the second electric switch RL connects the anodal of described rechargeable battery (60) and connects the inverting input of described comparator U1 by a resistance R 5, when described current sampling voltage is less than described predeterminated voltage, thereby described the first electric switch Q1 and the equal conducting of the second electric switch RL are charged rechargeable battery (60), when described current sampling voltage is more than or equal to described predeterminated voltage, thereby described the first electric switch Q1 and the second electric switch RL all end rechargeable battery (60) are not charged, described the first electric switch Q1 is a NPN type triode, first of described the first electric switch Q1, second and third end is respectively the base stage of described NPN type triode, emitter and collector electrode, described the second electric switch RL is a relay, first of described the second electric switch RL, second, the the 3rd and the 4th end is respectively the first control end of described relay, the second control end, moving contact and fixed contact.
2. the wireless device with charge function as claimed in claim 1, it is characterized in that: described in there is charge function wireless device also comprise a filter (70), for exporting the direct current that a waveform is level and smooth after the direct current filtering of described rectification circuit (30) output.
3. the wireless device with charge function as claimed in claim 1, it is characterized in that: described power supply generator comprises a supporter (202), be arranged at a roller (204) and a gear wheel (206) on described supporter (202), be arranged at a pinion (208) and a magnet (210) that an epitrochanterian and described gear wheel (206) engages, be arranged at the coil (212) on a stator, described roller (204) can drive described supporter (202) to roll, in the time that described roller (204) rolls, described gear wheel (206) thus rotate thereupon and drive the rotation of described pinion (208) and magnet (210), described coil (212) will cut described magnet (210) thus the magnetic line of force produce electric energy.
4. the wireless device with charge function as claimed in claim 1, it is characterized in that: described rectification circuit (30) comprises a bridge rectifier, the input of described rectifier is connected with the output of described power supply generator (20), and the output of described rectifier connects described switching circuit (50) and described comparison circuit (40).
5. the wireless device with charge function as claimed in claim 1, it is characterized in that: described rectification circuit (30) comprises a multiple voltage rectifier, the input of described rectifier is connected with the output of described power supply generator (20), and the output of described rectifier connects described switching circuit (50) and described comparison circuit (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910303400.9A CN101931259B (en) | 2009-06-18 | 2009-06-18 | Wireless device with charging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910303400.9A CN101931259B (en) | 2009-06-18 | 2009-06-18 | Wireless device with charging function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101931259A CN101931259A (en) | 2010-12-29 |
| CN101931259B true CN101931259B (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910303400.9A Expired - Fee Related CN101931259B (en) | 2009-06-18 | 2009-06-18 | Wireless device with charging function |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI514202B (en) * | 2013-05-01 | 2015-12-21 | Au Optronics Corp | Touch sensing system, charging system and recharge method for indicator of the same |
| US20160041634A1 (en) * | 2014-08-11 | 2016-02-11 | Creative Sensor Inc. | Self-powered wireless mouse apparatus |
| US20160041633A1 (en) * | 2014-08-11 | 2016-02-11 | Creative Sensor Inc. | Wireless mouse apparatus with improved mouse wheel module |
| CN104617646A (en) * | 2015-02-15 | 2015-05-13 | 大连海事大学 | Intelligent wireless charging device based on ZVS self-exciting resonance |
| CN105098950B (en) * | 2015-09-11 | 2017-10-31 | 上海斐讯数据通信技术有限公司 | A kind of electronic equipment and its electric supply installation of application |
| CN105305845A (en) * | 2015-11-13 | 2016-02-03 | 苏州扬佛自动化设备有限公司 | Boost-buck control circuit of switch power supply |
| CN105429256A (en) * | 2015-11-13 | 2016-03-23 | 苏州扬佛自动化设备有限公司 | Voltage boost control method of switching power supply |
| CN114123441B (en) * | 2018-11-06 | 2024-03-15 | 武汉领普科技有限公司 | Polarity detection-based self-powered method and device |
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| CN87204419U (en) * | 1987-07-11 | 1988-08-10 | 吴才荣 | Dry battery charging unit |
| CN200941560Y (en) * | 2006-06-28 | 2007-08-29 | 吕崇俊 | Vehicle digital displaying charger |
| CN101236451A (en) * | 2007-02-02 | 2008-08-06 | 纬创资通股份有限公司 | Power supply system for wireless control device and its relevant power supply management process |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003233459A (en) * | 2002-02-06 | 2003-08-22 | Seiko Epson Corp | Input device with generator |
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2009
- 2009-06-18 CN CN200910303400.9A patent/CN101931259B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87204419U (en) * | 1987-07-11 | 1988-08-10 | 吴才荣 | Dry battery charging unit |
| CN200941560Y (en) * | 2006-06-28 | 2007-08-29 | 吕崇俊 | Vehicle digital displaying charger |
| CN101236451A (en) * | 2007-02-02 | 2008-08-06 | 纬创资通股份有限公司 | Power supply system for wireless control device and its relevant power supply management process |
Non-Patent Citations (1)
| Title |
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| JP特開2003-233459A 2003.08.22 |
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