CN205029391U - Wireless charging system of magnetic resonance - Google Patents
Wireless charging system of magnetic resonance Download PDFInfo
- Publication number
- CN205029391U CN205029391U CN201520799576.9U CN201520799576U CN205029391U CN 205029391 U CN205029391 U CN 205029391U CN 201520799576 U CN201520799576 U CN 201520799576U CN 205029391 U CN205029391 U CN 205029391U
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- module
- wireless charging
- filter
- magnetic resonance
- charging system
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Abstract
The utility model discloses a wireless charging system of magnetic resonance, including wireless transmitter and the wireless rechargeable receiver of charging, the structure of the wireless transmitter that charges be input filter module, the 2nd DCDC transform module, amplify the module, transmitting coil connects gradually, and the input filter module still is connected with DCDC transform module, and a control module is connected with DCDC transform module, the 2nd DCDC transform module, the module of vibrating, a communication module respectively, and the module of vibrating still is connected with enlarged module, wireless rechargeable receiver's structure is receiving coil and is connected with filtering rectifier module, and the 2nd control module is connected with filtering rectifier module, second newsletter module respectively, filtering rectifier module export power supply to consumer. The utility model discloses a smart machine provides wireless and charges, have chargeable distance far away, to the requirement of charging position precision lower, simultaneously to many equipment charge, advantage such as energy -conservation.
Description
Technical field
The utility model relates to wireless charging technical field, particularly relates to a kind of magnetic resonance wireless charging system.
Background technology
Smart machine is generally applied in the life of people, and play extremely important role, but current smart machine mainly adopts the mode of wired charging, the existence of charging wire not only affects the clean and tidy and attractive in appearance of environment, use also extremely inconvenience, to multiple smart machine (flat board, mobile phone, intelligent watch etc.) charging, multiple charging wire interface (socket end) is needed if need simultaneously, therefore cannot to some smart machines charging wherein when charging wire interface is inadequate.
Utility model content
Main purpose of the present utility model is to provide a kind of magnetic resonance wireless charging system, is intended to for smart machine provides wireless charging.
For achieving the above object, the utility model provides a kind of magnetic resonance wireless charging system, comprise wireless charging reflector and wireless charging receiver, described wireless charging reflector comprises input filter module, a DC/DC conversion module, the 2nd DC/DC conversion module, the first control module, amplification module, oscillation module, transmitting coil, the first communication module, and described wireless charging receiver comprises receiving coil, filter rectification module, the second control module, the second communication module; Described input filter module, the 2nd DC/DC conversion module, amplification module, transmitting coil connect successively, described input filter module is also connected with a DC/DC conversion module, described first control module is connected with a DC/DC conversion module, the 2nd DC/DC conversion module, oscillation module, the first communication module respectively, and described oscillation module is also connected with amplification module; Described receiving coil and filter rectification model calling, described second control module is connected with filter rectification module, the second communication module respectively, and described filter rectification module out-put supply is to power consumption equipment.
Preferably, described wireless charging receiver also comprises the 3rd DC/DC conversion module, described 3rd DC/DC conversion module and filter rectification model calling, for the out-put supply transformation of filter rectification module to be applicable to power consumption equipment.
Preferably, described 2nd DC/DC conversion module comprises Signal-controlled switch, and described Signal-controlled switch is connected with the first control module, for receiving the control signal of the first control module and controlling the output of the 2nd DC/DC conversion module power supply according to control signal.
Preferably, the first communication module and the second communication module are bluetooth.
Preferably, described filter rectification module comprises ac filter unit, rectification unit, DC filtering unit, described rectification unit is connected with ac filter unit, DC filtering unit respectively, described ac filter unit is connected with receiving coil, and described DC filtering unit is connected with the 3rd DC/DC conversion module.
Preferably, described oscillation module exports the impulse wave of 6.78MHz.
Preferably, described amplification module adopts E class power amplifier amplifying circuit.
The utility model wireless charging receiver putting position is more flexible, without the need to aiming at wireless charging reflector, from wireless charging reflector farthest charging distance can reach about 50mm, and wireless charging receiver size is little, more smart machine can be allowed to put together and charge simultaneously; Simultaneously magnetic resonance wireless charging system has the function of Charge Management, after battery is filled by bluetooth can automatically by this information feed back to transmitting terminal controller, transmitting terminal stops action of charging, and effectively controls power consumption, power and energy saving; The utility model magnetic resonance wireless charging system can be widely used in the ground such as hotel, airport, train, goes out to charge at any time, avoids carrying charger.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model magnetic resonance wireless charging system one embodiment;
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of magnetic resonance wireless charging system, with reference to Fig. 1, in this embodiment, described magnetic resonance wireless charging system comprises wireless charging reflector and wireless charging receiver, described wireless charging reflector comprises input filter module, a DC/DC conversion module, the 2nd DC/DC conversion module, the first control module, amplification module, oscillation module, transmitting coil, the first communication module, and described wireless charging receiver comprises receiving coil, filter rectification module, the second control module, the second communication module; The input of described input filter module is connected with DC power supply, and for filtering the AC signal in DC power supply, its output is connected with a DC/DC conversion module and the 2nd DC/DC conversion module; A described DC/DC conversion module is used for providing power supply to the first control module, and described 2nd DC/DC conversion module is used for providing power supply to amplification module, and it comprises the Signal-controlled switch exported for controlling the 2nd DC/DC conversion module power supply; First control module is connected with Signal-controlled switch, oscillation module respectively, for the output frequency of control signal control switch and oscillation module; The output of described oscillation module is connected with amplification module, described amplification module is for amplifying the output signal of oscillation module, make signal stronger, the output of described amplification module is connected with transmitting coil, described transmitting coil is by electromagnetic wave to receiving coil transferring energy, and the input of described first control module is connected with the first communication module; The output of described receiving coil and filter rectification model calling, the output of described filter rectification module is connected with the 3rd DC/DC conversion module, described second control module is connected with filter rectification module, the second communication module respectively, and described 3rd DC/DC conversion module out-put supply is to power consumption equipment.
First communication module and the second communication module are bluetooth.Described filter rectification module comprises ac filter unit, rectification unit, DC filtering unit, described rectification unit is connected with ac filter unit, DC filtering unit respectively, described ac filter unit is connected with receiving coil, described DC filtering unit is connected with the 3rd DC/DC conversion module, can obtain more galvanic current source like this; Described amplification module can adopt E class power amplifier amplifying circuit.
Described wireless charging receiver is also provided with output interface, described output interface is connected with the 3rd DC/DC conversion module, for connecting with power consumption equipment and being separated, so just, can without the need to wireless charging receiver being arranged on the inside of power consumption equipment, increase the volume of power consumption equipment, the mobile phone without wireless charging function also can be allowed also can to carry out wireless charging simultaneously.
The utility model magnetic resonance wireless charging system adopts A4WP communication protocol standard, and described oscillation module exports the impulse wave of 6.78MHz.During use, after AC signal in input filter modular filtration DC power supply, DC power supply after filtration is outputted to a DC/DC conversion module and the 2nd DC/DC conversion module, the power supply for the first control module is exported after one DC/DC conversion module transformation, the power supply for amplification module is exported after 2nd DC/DC conversion module transformation, after oscillation module produces the signal needed for charging, by amplification module amplifying signal, then amplifying signal is sent to receiving coil by transmitting coil, described first control module can control the 2nd DC/DC conversion module internal circuit break-make in case the 2nd DC/DC conversion module export not out-put supply to amplification module, described first communication module is for receiving the present charge state information of wireless charging receiver transmission and being sent to the first control module, if present charge state information is for be full of, then the first control module controls the 2nd DC/DC conversion module not out-put supply, or, current wireless charging reflector is to multiple wireless charging receiver transmitting energy, then the first control module sends the information suspending charging to wireless charging receiver by the first communication module, after wireless charging receiver receives this information, control filter rectification module by the second control module and suspend out-put supply, above-mentioned power-off protection effectively controls power consumption, the problem such as overvoltage and overheated and power-off, thus make overload and overheat protector safety and reliability, the extreme power supply of reflector and receiver is avoided to damage and high temperature.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. a magnetic resonance wireless charging system, comprise wireless charging reflector and wireless charging receiver, it is characterized in that, described wireless charging reflector comprises input filter module, a DC/DC conversion module, the 2nd DC/DC conversion module, the first control module, amplification module, oscillation module, transmitting coil, the first communication module, and described wireless charging receiver comprises receiving coil, filter rectification module, the second control module, the second communication module; Described input filter module, the 2nd DC/DC conversion module, amplification module, transmitting coil connect successively, described input filter module is also connected with a DC/DC conversion module, described first control module is connected with a DC/DC conversion module, the 2nd DC/DC conversion module, oscillation module, the first communication module respectively, and described oscillation module is also connected with amplification module; Described receiving coil and filter rectification model calling, described second control module is connected with filter rectification module, the second communication module respectively, and described filter rectification module out-put supply is to power consumption equipment.
2. magnetic resonance wireless charging system as claimed in claim 1, it is characterized in that, described wireless charging receiver also comprises the 3rd DC/DC conversion module, described 3rd DC/DC conversion module and filter rectification model calling, for the out-put supply transformation of filter rectification module to be applicable to power consumption equipment.
3. magnetic resonance wireless charging system as claimed in claim 1, it is characterized in that, described 2nd DC/DC conversion module comprises Signal-controlled switch, described Signal-controlled switch is connected with the first control module, for receiving the control signal of the first control module and controlling the output of the 2nd DC/DC conversion module power supply according to control signal.
4. magnetic resonance wireless charging system as claimed in claim 1, it is characterized in that, the first communication module and the second communication module are bluetooth.
5. magnetic resonance wireless charging system as claimed in claim 2, it is characterized in that, described filter rectification module comprises ac filter unit, rectification unit, DC filtering unit, described rectification unit is connected with ac filter unit, DC filtering unit respectively, described ac filter unit is connected with receiving coil, and described DC filtering unit is connected with the 3rd DC/DC conversion module.
6. magnetic resonance wireless charging system as claimed in claim 1, is characterized in that, described oscillation module exports the impulse wave of 6.78MHz.
7. magnetic resonance wireless charging system as claimed in claim 1, is characterized in that, described amplification module adopts E class power amplifier amplifying circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520799576.9U CN205029391U (en) | 2015-10-16 | 2015-10-16 | Wireless charging system of magnetic resonance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520799576.9U CN205029391U (en) | 2015-10-16 | 2015-10-16 | Wireless charging system of magnetic resonance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205029391U true CN205029391U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520799576.9U Expired - Fee Related CN205029391U (en) | 2015-10-16 | 2015-10-16 | Wireless charging system of magnetic resonance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205029391U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262164A (en) * | 2015-10-16 | 2016-01-20 | 惠州硕贝德无线科技股份有限公司 | Magnetic-resonance wireless charging system |
| CN108574311A (en) * | 2017-03-13 | 2018-09-25 | 江苏艾洛维显示科技股份有限公司 | wireless charging structure |
-
2015
- 2015-10-16 CN CN201520799576.9U patent/CN205029391U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262164A (en) * | 2015-10-16 | 2016-01-20 | 惠州硕贝德无线科技股份有限公司 | Magnetic-resonance wireless charging system |
| CN108574311A (en) * | 2017-03-13 | 2018-09-25 | 江苏艾洛维显示科技股份有限公司 | wireless charging structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Frequency locking method and system for magnetic resonance wireless charging system Effective date of registration: 20171208 Granted publication date: 20160210 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd. Huizhou branch Pledgor: Huizhou Speed Wireless Technology Co.,Ltd. Registration number: 2017440000171 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20211016 |