CN203827018U - Mobile phone wireless charging system based on resonant inductance technology - Google Patents
Mobile phone wireless charging system based on resonant inductance technology Download PDFInfo
- Publication number
- CN203827018U CN203827018U CN201420162225.2U CN201420162225U CN203827018U CN 203827018 U CN203827018 U CN 203827018U CN 201420162225 U CN201420162225 U CN 201420162225U CN 203827018 U CN203827018 U CN 203827018U
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- Prior art keywords
- wireless charging
- mobile phone
- resonant
- circuit
- charging system
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- Expired - Lifetime
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- 238000005516 engineering process Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000005259 measurement Methods 0.000 claims description 9
- 230000033228 biological regulation Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 4
- 230000037431 insertion Effects 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 5
- 150000002910 rare earth metals Chemical class 0.000 description 5
- 230000006698 induction Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a mobile phone wireless charging system based on resonant inductance technology, belonging to the technical field of electronic equipment. The utility model particularly relates to mobile phone wireless charging equipment capable of charging at a long distance by using a non-radiation electromagnetic resonance mode. The mobile phone wireless charging system comprises a wireless charging transmitter, a wireless receiving chip and a resonant body mobile back shell with a special resonant body. The wireless charging transmitter is used for emitting electromagnetic waves with specified range frequency. A wireless electric energy receiver is used for receiving the electromagnetic waves of the frequency emitted by the wireless emitter and generating electric energy. According to the mobile phone wireless charging system, the transmission distance is long, an integrated chip insertion type is employed by the receiving device, compared with a patch type receiving device and a tail insertion type receiving device in the market, the use safety and convenience are improved greatly, a battery is not damaged, and the external appearance is not affected.
Description
Technical field
The utility model belongs to technical field of electronic equipment, particularly relates to a kind of mobile phone wireless charging device that adopts non-radiative electromagentic resonance formula to charge at a distance.
Background technology
Along with the development of social civilization, the quickening of people's rhythm of life, the continuous progress of science and technology, people's life has be unable to do without communication equipment---mobile phone.But current mobile telephone power consumption is very large, its battery capacity often can not meet people's normal use, in order to address this problem, has engendered universal charger, mobile charging treasured, wireless charging device on market thereupon.With regard to wireless charging mode most popular on market, the mode that wireless charging adopts has induction charging principle, electromagentic resonance formula charging principle and radio magnetic wave formula charging principle.
Nowadays to mobile phone, charging is to be placed on the receiving system of mobile phone terminal and the laminating of wireless charger emitter to the wireless charging device of selling on market, belongs to induction charging, and its transmission range is limited, and being close to can only zero distance charging.If people go out, in walking, carry out mobile phone charging, just need the receiving system and the wireless charging device that ensure connection mobile phone not to break up the family, and its placement location also be there are certain requirements, this has brought great inconvenience.The receiving system of the wireless charging device on now market has the SMD and poor formula of sticker tail of battery; its effect only receives for induction type and its use lacks protected mode; can cause very large potential safety hazard to the protective circuit of battery and battery, have a strong impact on the useful life of battery.And the sticker tail formula of inserting is placed on outer handset affects that it is attractive in appearance.And the charging distance of wireless charger on market is short, charge efficiency is lower, and the charging interval is longer.
Therefore for the many weak points that exist in the middle of prior art, this area is needed badly and is wanted a kind of new technical scheme to solve this problem.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of phone housing with self-control resonant inductance and auxiliary circuit thereof is provided, and insert another receiving inductance at interior of mobile phone, and receiving circuit, in solution currently available technology, wireless power transmission range is very short, efficiency of transmission is low, the technical problems such as security performance is lower, charging direction limitation.
A mobile phone wireless charging system based on resonant inductance technology, is characterized in that: comprise wireless charging reflector, self-control resonant body mobile phone shell on the back, resonant body, wireless charging receiver, described resonant body is installed on the inside of self-control resonant body mobile phone shell on the back; Described wireless charging reflector carries out wireless transmission by emitting electromagnetic wave and resonant body and is connected; Described wireless charging receiver is positioned at the groove of battery of mobile phone bottom, and its internal placement has wireless receiving lc circuit;
The wireless receiving lc circuit of described wireless charging receiver internal placement, comprise and receive LC resonant circuit, current rectifying and wave filtering circuit, controlling circuit of voltage regulation, battery charging Intelligent Measurement control circuit, lead-out terminal, wherein receive LC resonant circuit, current rectifying and wave filtering circuit, controlling circuit of voltage regulation, battery charging Intelligent Measurement control circuit, lead-out terminal and form series circuit by wire.
The inductance coil of described resonant body is square, circle or rhombus.
Described resonant body is matrix inductance coil.
Described wireless charging receiver is connected for contacting with the electrode of battery of mobile phone.
Described lead-out terminal is provided with positive and negative two electrodes.
By above-mentioned design, the utility model can bring following beneficial effect: the utility model technology compared with prior art has following beneficial effect:
1, in the utility model, can realize more than remote-wireless power supply can reach 0.5m, efficiency of transmission is 75%
Above.
2, in the utility model, between transmitting and receiving device, add homemade particular resonance body, increased the transmission range of wireless power, and greatly improved efficiency of transmission.
3, the receiving system in the utility model, adopt integrated chip plug-in type, greatly improve fail safe and the convenience of its use than SMD receiving system used on market and the slotting formula receiving system of tail, can not damage battery, and not affect its outer aesthetic.
4, the transmitting coil that in the utility model, wireless power supply system uses and receiving coil are all the rare-earth alloy materials that uses independent research, this material is taking Rare Earth Lanthanum tellurium copper alloy and rare earth aluminium alloy as basic material, utilize the excellent electrical of rare-earth copper alloy and rare earth aluminium alloy, reduce its line impedance, improved its electric conductivity, and effectively raised efficiency of transmission, reach more than 75%, increase the intensity in magnetic field, greatly increased the distance of transmission, more than can reaching 0.5m.The unloaded energy loss of reduction system also has more stable temperature characterisitic and anticorrosion properties.
Brief description of the drawings
Below in conjunction with brief description of the drawings and embodiment, the utility model is described in further detail:
Fig. 1 is the utility model phone housing and phone housing comparison diagram of the prior art.
Fig. 2 is that the utility model resonant body inductance coil is square application structure figure.
Fig. 3 is that the utility model resonant body inductance coil is circular application structure figure.
Fig. 4 is the application structure figure that the utility model resonant body inductance coil is rhombus.
Fig. 5 is the application structure figure that the utility model resonant body inductance coil is rectangular.
Fig. 6 is the utility model structural representation that internal part is used in conjunction with in the mobile phone wireless charging course of work.
Fig. 7 is the structural representation of the utility model wireless charging receiver.
In figure, 1-regular handset shell on the back, 2-self-control resonant body mobile phone shell on the back, 3-resonant body, 4-wireless charging reflector, 5-wireless charging receiver, 6-receive LC resonant circuit, 7-current rectifying and wave filtering circuit, 8-controlling circuit of voltage regulation, 9-battery charging Intelligent Measurement control circuit, 10-lead-out terminal.
Embodiment
Below in conjunction with accompanying drawing, the utility model method is described in further details.
As shown in Figure 1, the self-control resonant body mobile phone shell on the back 2 in the utility model is compared with the regular handset shell on the back 1 in the middle of prior art, and its space outerpace size is suitable.Therefore the utility model can directly apply in the middle of existing mobile phone, and needn't redesign and manufacture new handset.Wireless charging receiver 5 of the present utility model is designed to directly to plug the motor-driven connected mode in interior of mobile phone, easy to use applied widely.
As shown in Figure 2-5, that the shape that the present invention makes the resonant inductance in resonant body mobile phone shell on the back 2 by oneself is divided into is square, circular, rhombus and matrix etc.
As shown in Figure 6, the utility model design is that a kind of phone housing with self-control resonant body is for mobile phone wireless charging system.Its operation principle is as follows, invented wireless charging receiver 5 is put into the groove of battery of mobile phone bottom, and self-control resonant body mobile phone shell on the back 2 is arranged on corresponding mobile phone, wireless charging reflector 4 produces electromagnetic resonance with the resonant body 3 in mobile phone shell on the back, after this, wireless charging receiver 5 produces electromagnetic coupled with the resonant body 3 in phone housing, turns to various mobile phone charging functions of the prior art thereby realized remote-wireless intelligence.
As shown in Figure 7, the wherein wireless receiving lc circuit of wireless charging receiver 5 internal placement is to form series circuit by receiving LC resonant circuit 6, current rectifying and wave filtering circuit 7, controlling circuit of voltage regulation 8, battery charging Intelligent Measurement control circuit 9 and lead-out terminal 10 by wire.Lead-out terminal 10 is provided with positive and negative two electrode terminal.Battery charging Intelligent Measurement control circuit 9 in this mobile phone wireless charging system is by electric weight intelligent identification device identification battery electric quantity saturation, when battery electric quantity saturation is lower than 60% time, battery charging Intelligent Measurement control circuit 9 transmits intelligent signal in wireless charging reflector 4, and wireless charging reflector 4 is started working; In the time that battery electric quantity is saturated, battery charging Intelligent Measurement control circuit 9 transmits intelligent signal in wireless charging reflector 4, and wireless charging reflector 4 quits work.
Mobile phone wireless charging system based on resonant inductance technology of the present utility model comprises wireless charging reflector 4 and wireless charging receiver 5, and self-control resonant body mobile phone shell on the back 2 with proprietary resonant body 3.Wireless charging reflector 4 is for launching the electromagnetic wave of prescribed limit frequency, and wireless charging receiver 5 is for the electromagnetic wave of the frequency that receives wireless launcher and launch and produce electric energy.The inductance coil shape of resonant body 3 of the present utility model has multiple choices, for example: square, circular, rhombus and matrix inductance coil etc.When use, first open self-control resonant body mobile phone shell on the back 2, take off battery of mobile phone, then the wireless charging receiver 5 of wireless receiving lc circuit will be furnished with, be positioned in the groove of battery of mobile phone bottom, again install battery of mobile phone, the self-control resonant body mobile phone shell on the back 2 that closes, can enter into operating state again.
Claims (5)
1. the mobile phone wireless charging system based on resonant inductance technology, it is characterized in that: comprise wireless charging reflector (4), self-control resonant body mobile phone shell on the back (2), resonant body (3), wireless charging receiver (5), described resonant body (3) is installed on the inside of self-control resonant body mobile phone shell on the back (2); Described wireless charging reflector (4) carries out wireless transmission by emitting electromagnetic wave with resonant body (3) and is connected; Described wireless charging receiver (5) is positioned at the groove of battery of mobile phone bottom, and its internal placement has wireless receiving lc circuit;
The wireless receiving lc circuit of described wireless charging receiver (5) internal placement, comprise and receive LC resonant circuit (6), current rectifying and wave filtering circuit (7), controlling circuit of voltage regulation (8), battery charging Intelligent Measurement control circuit (9), lead-out terminal (10), wherein receive LC resonant circuit (6), current rectifying and wave filtering circuit (7), controlling circuit of voltage regulation (8), battery charging Intelligent Measurement control circuit (9), lead-out terminal (10) and form series circuit by wire.
2. a kind of mobile phone wireless charging system based on resonant inductance technology according to claim 1, is characterized in that: the inductance coil of described resonant body (3) is square, circle or rhombus.
3. a kind of mobile phone wireless charging system based on resonant inductance technology according to claim 1, is characterized in that: described resonant body (3) is matrix inductance coil.
4. a kind of mobile phone wireless charging system based on resonant inductance technology according to claim 1, is characterized in that: described wireless charging receiver (5) is connected for contacting with the electrode of battery of mobile phone.
5. a kind of mobile phone wireless charging system based on resonant inductance technology according to claim 1, is characterized in that: described lead-out terminal (10) is provided with positive and negative two electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420162225.2U CN203827018U (en) | 2014-04-04 | 2014-04-04 | Mobile phone wireless charging system based on resonant inductance technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420162225.2U CN203827018U (en) | 2014-04-04 | 2014-04-04 | Mobile phone wireless charging system based on resonant inductance technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203827018U true CN203827018U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420162225.2U Expired - Lifetime CN203827018U (en) | 2014-04-04 | 2014-04-04 | Mobile phone wireless charging system based on resonant inductance technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN203827018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887863A (en) * | 2014-04-04 | 2014-06-25 | 长春中信光电科技发展有限公司 | Cell phone wireless charging system based on resonant inductance technology and application |
| CN105762889A (en) * | 2016-04-25 | 2016-07-13 | 山东中磁视讯股份有限公司 | Hand-held equipment charging containment vessel |
-
2014
- 2014-04-04 CN CN201420162225.2U patent/CN203827018U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887863A (en) * | 2014-04-04 | 2014-06-25 | 长春中信光电科技发展有限公司 | Cell phone wireless charging system based on resonant inductance technology and application |
| CN105762889A (en) * | 2016-04-25 | 2016-07-13 | 山东中磁视讯股份有限公司 | Hand-held equipment charging containment vessel |
| CN105762889B (en) * | 2016-04-25 | 2018-02-09 | 山东中磁视讯股份有限公司 | A kind of handheld device charging containment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 77, Yingkou Road, Changchun, Jilin, Jilin Patentee after: JILIN BEIYA ZHIGU TECHNOLOGY CO.,LTD. Address before: No. 77, Yingkou Road, Changchun, Jilin, Jilin Patentee before: CHANGCHUN ZHONGXIN PHOTOELECTRIC TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |