CN201966669U - Wireless charging system and wireless charger thereof - Google Patents
Wireless charging system and wireless charger thereof Download PDFInfo
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- CN201966669U CN201966669U CN2011200441881U CN201120044188U CN201966669U CN 201966669 U CN201966669 U CN 201966669U CN 2011200441881 U CN2011200441881 U CN 2011200441881U CN 201120044188 U CN201120044188 U CN 201120044188U CN 201966669 U CN201966669 U CN 201966669U
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Abstract
The utility model discloses a wireless charging system and a wireless charger thereof. The wireless charging system comprises the wireless charger and a mobile terminal connected with each other, wherein the wireless charger comprises a power plug, an AC-DC module, a charging control module and a first coil in sequential connection with one another; and the mobile terminal comprises a second coil, a charging module and a battery in sequential connection with one another. In the wireless charging system, the mobile terminal is charged by the wireless charger via adopting the following technical scheme: the AC-DC module, the charging control module and the first coil are arranged on the side of the wireless charger; the second coil and the charging module are arranged on the side of the mobile terminal; the charging control module controls the make-and-break of direct current with a certain frequency to drive a first coil to generate changeable magnetic field; and the second coil on the side of the mobile terminal generates induction and induction current after inducting the change of the magnetic field.
Description
Technical field
The utility model relates to the wireless charging technical field, particularly a kind of wireless charging system and wireless charger.
Background technology
At present, mobile phone has become indispensable means of communication in people's life, and it brings great convenience for people's life.The function of mobile phone is more and more, and people are also more and more higher to the requirement of mobile phone.Mobile phone will be used for different field and environment, at some extreme environments, mobile phone proposed harsh requirement.For example: at high humidity high temperature, extreme cold, under water wait environment to the requirement of mobile phone all than higher.
Because traditional mobile phone all relies on battery, be subjected to the restriction of its charging inlet, can not accomplish to seal fully, cause mobile phone dustproof, waterproof effect is unsatisfactory.In order to address the above problem, the technical staff has researched and developed a by the technology of solar energy to cell-phone charging, can solve the problem of charging inlet, but single solar charging electrical efficiency is too low, and the charging interval is long, and is subjected to weather and influence round the clock big.
Thereby prior art is still waiting to improve and improve.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of wireless charging system and wireless charger, can charge to portable terminal by coil-induced generation electric current.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of wireless charging system, it comprises wireless charger and portable terminal, described wireless charger and portable terminal wireless connections, wherein, described wireless charger comprises: the attaching plug that is used to insert civil power; Be used for alternating current is become galvanic AC-DC module; Be used for charge control module that galvanic break-make is controlled; Be used to produce first coil in magnetic field; Described attaching plug, AC-DC module, charge control module and first coil are connected successively; Described portable terminal comprises: be used to produce faradic second coil; Be used for charging module that battery is charged; And battery; Described second coil, charging module are connected successively with battery.
Described wireless charging system, wherein, described wireless charger is provided with mains switch.
Described wireless charging system, wherein, described mains switch is a sensitive switch.
Described wireless charging system, wherein, the AC-DC module is a bridge rectifier.
Described wireless charging system, wherein, charging module comprises diode and electric capacity; Described diode is serially connected between second coil and the battery, and described electric capacity is attempted by the two ends of battery.
Described wireless charging system wherein, is provided with the switch that is used to control galvanic break-make in the described charge control module.
A kind of wireless charger that is used for wireless charging, wherein, described wireless charger comprises: the attaching plug that is used to insert civil power; Be used for alternating current is become galvanic AC-DC module; Be used for charge control module that galvanic break-make is controlled; Be used to produce first coil in magnetic field; Described attaching plug, AC-DC module, charge control module and first coil are connected successively.
Described wireless charger, wherein, described wireless charger is provided with mains switch.
Described wireless charger, wherein, described mains switch is a sensitive switch.
Described wireless charger wherein, is provided with the switch that is used to control galvanic break-make in the described charge control module.
Wireless charging system that the utility model provides and wireless charger, by AC-DC module, charge control module and first coil are set in the wireless charger side, at mobile terminal side second coil and charging module are set, control the magnetic field that galvanic break-make changes first coil by charge control module with certain frequency, thereby make the second coil-induced variation of mobile terminal side produce induction and produce induced current, thereby charge to portable terminal to magnetic field.
Wireless charging system that the utility model provides and wireless charger need not use charging port on portable terminal, can make portable terminal possess dustproof, good waterproof effect, thereby portable terminal can be used as usual in some particular surroundingss.And this wireless charging system only need use household electricity, as long as realize having the place of electricity just can be cell-phone charging, can not be subjected to weather and restriction round the clock, and it is very convenient to charge, and the charge efficiency height, is that prior art is progressive greatly.
Description of drawings
The structural representation of the wireless charging system that Fig. 1 provides for the utility model embodiment.
The structured flowchart of the wireless charger that Fig. 2 provides for the utility model embodiment.
The charging structure block diagram of the portable terminal that Fig. 3 provides for the utility model embodiment.
The circuit theory diagrams of the wireless charging system that Fig. 4 provides for the utility model embodiment.
Embodiment
The utility model provides a kind of wireless charging system and wireless charger, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, below with reference to accompanying drawing and give an actual example the utility model is further described.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the wireless charging system that the utility model embodiment provides comprises wireless charger 11 and portable terminal 21 two parts, described wireless charger 11 and portable terminal 21 wireless connections.This portable terminal 21 is consumption electronic products such as mobile phone, MP3, digital camera, after wireless charger 11 inserts civil power, the magnetic field that wireless charger 11 just can change, the portable terminal 21 that the utility model embodiment is provided is put into this magnetic field then, just can realize to portable terminal 21 chargings.
Please continue to consult Fig. 2, described wireless charger 11 comprises that attaching plug 111, AC-DC module 112(exchange is changeed direct current), charge control module 113 and first coil 114.Described AC-DC module 112, charge control module 113 and first coil 114 are installed in the wireless charger body, and attaching plug 111, AC-DC module 112, charge control module 113 and first coil 114 electrically connect successively.
Wherein, described attaching plug 111 is used to insert civil power (being people's household electricities), AC-DC module 112 is used for that alternating current is become direct current and uses for charge control module 113, first coil 114 is used to produce magnetic field, charge control module 113 is used for galvanic break-make is controlled, the magnetic field that first coil 114 is produced changes, thereby produces induced current in portable terminal.
See also Fig. 4, in the specific implementation, described AC-DC module 112 can be bridge rectifier, by this bridge rectifier our the live alternating current of usefulness is become direct current.Be provided with ON-OFF control circuit in charge control module 113, the effect of this circuit is mainly the galvanic electromagnetic conversion of realization and prepares.Because direct current can produce magnetic field by coil, but this magnetic field can not change, and causes the coil of portable terminal 21 parts can't produce induced current.So need control by the direct current of 113 pairs of high pressure of charge control module, utilize a switch or ON-OFF control circuit the break-make of electric current to be controlled with 60 hertz frequency, the magnetic field that direct current also can be changed, coil-induced in the portable terminal just can produce induced current to changes of magnetic field.The other parts of charge control module are prior art, and are no longer detailed herein.
See also Fig. 3 and Fig. 4, described portable terminal 21 comprises second coil 211, charging module 212 and battery 213, and described second coil 211, charging module 212 are connected successively with battery 213.Wherein, described second coil 211 is used for producing induced current in the magnetic field of the variation of first coil, 114 generations, by 213 chargings of 212 pairs of batteries of charging module.
In the present embodiment, the needs for the charging voltage that satisfies different mobile terminal 21 can obtain suitable voltage by the ratio of first coil 114 and second coil, 211 numbers of turn is set.Thereby in the present embodiment, second coil 211 is producing the faradic while, also voltage has been dropped to the charge voltage range of portable terminal 21, and this is designed to prior art, and is therefore no longer detailed.
Please consult Fig. 4 once more, described charging module 212 comprises diode D1 and capacitor C 1; Described diode D1 is serially connected between second coil 211 and the battery 213, and described capacitor C 1 is attempted by the two ends of battery 213.Wherein, the positive pole of diode D1 is connected with second coil 211, and negative pole is connected with the positive pole of battery 213, mainly shields in this circuit.Described capacitor C 1 mainly strobes in this circuit.
In a further embodiment, described wireless charger 11 is provided with mains switch K1, and in order to further facilitate user's operation, described mains switch is a sensitive switch.As shown in Figure 1, when charging, only need portable terminal 21 is placed on the sensitive switch of wireless charger 11, when putting down portable terminal 21, can touch sensitive switch, be full of the electricity back and portable terminal 21 is taken away sensitive switch release power supply cut off naturally power supply opening.
The utility model embodiment is also corresponding to provide a kind of wireless charger that is used for wireless charging, is above describing in detail based on this wireless charger, repeats no more herein.
In sum, wireless charging system that the utility model provides and wireless charger, by AC-DC module, charge control module and first coil are set in the wireless charger side, at mobile terminal side second coil and charging module are set, control the magnetic field that galvanic break-make changes first coil by charge control module with certain frequency, thereby make the second coil-induced variation of mobile terminal side produce induction and produce induced current, thereby charge to portable terminal to magnetic field.
Wireless charging system that the utility model provides and wireless charger need not use charging port on portable terminal, can make portable terminal possess dustproof, good waterproof effect, thereby portable terminal can be used as usual in some particular surroundingss.And this wireless charging system only need use household electricity, as long as realize having the place of electricity just can be cell-phone charging, can not be subjected to weather and restriction round the clock, and it is very convenient to charge, and the charge efficiency height, is that prior art is progressive greatly.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the utility model.
Claims (10)
1. wireless charging system, it comprises wireless charger and portable terminal, described wireless charger and portable terminal wireless connections is characterized in that,
Described wireless charger comprises:
Be used to insert the attaching plug of civil power;
Be used for alternating current is become galvanic AC-DC module;
Be used for charge control module that galvanic break-make is controlled;
Be used to produce first coil in magnetic field;
Described attaching plug, AC-DC module, charge control module and first coil are connected successively;
Described portable terminal comprises:
Be used to produce faradic second coil;
Be used for charging module that battery is charged;
And battery;
Described second coil, charging module are connected successively with battery.
2. wireless charging system as claimed in claim 1 is characterized in that described wireless charger is provided with mains switch.
3. wireless charging system as claimed in claim 2 is characterized in that, described mains switch is a sensitive switch.
4. wireless charging system as claimed in claim 1 is characterized in that, the AC-DC module is a bridge rectifier.
5. wireless charging system as claimed in claim 1 is characterized in that charging module comprises diode and electric capacity; Described diode is serially connected between second coil and the battery, and described electric capacity is attempted by the two ends of battery.
6. wireless charging system as claimed in claim 1 is characterized in that, is provided with the switch that is used to control galvanic break-make in the described charge control module.
7. a wireless charger that is used for wireless charging is characterized in that, described wireless charger comprises:
Be used to insert the attaching plug of civil power;
Be used for alternating current is become galvanic AC-DC module;
Be used for charge control module that galvanic break-make is controlled;
Be used to produce first coil in magnetic field;
Described attaching plug, AC-DC module, charge control module and first coil are connected successively.
8. wireless charger as claimed in claim 7 is characterized in that described wireless charger is provided with mains switch.
9. wireless charger as claimed in claim 7 is characterized in that, described mains switch is a sensitive switch.
10. wireless charger as claimed in claim 7 is characterized in that, is provided with the switch that is used to control galvanic break-make in the described charge control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200441881U CN201966669U (en) | 2011-02-22 | 2011-02-22 | Wireless charging system and wireless charger thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200441881U CN201966669U (en) | 2011-02-22 | 2011-02-22 | Wireless charging system and wireless charger thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201966669U true CN201966669U (en) | 2011-09-07 |
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ID=44529222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200441881U Expired - Fee Related CN201966669U (en) | 2011-02-22 | 2011-02-22 | Wireless charging system and wireless charger thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201966669U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684278A (en) * | 2012-04-28 | 2012-09-19 | 深圳光启创新技术有限公司 | Microphone wireless power supply device |
| CN108885139A (en) * | 2016-02-08 | 2018-11-23 | 沃特洛电气制造公司 | Temperature sensing system for rotatable wafer bearing assembly |
| WO2020056551A1 (en) * | 2018-09-17 | 2020-03-26 | 华为技术有限公司 | Waterproof mobile intelligent terminal, charger and method for controlling light charging |
-
2011
- 2011-02-22 CN CN2011200441881U patent/CN201966669U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684278A (en) * | 2012-04-28 | 2012-09-19 | 深圳光启创新技术有限公司 | Microphone wireless power supply device |
| CN102684278B (en) * | 2012-04-28 | 2015-10-21 | 深圳光启创新技术有限公司 | A kind of microphone wireless power supply |
| CN108885139A (en) * | 2016-02-08 | 2018-11-23 | 沃特洛电气制造公司 | Temperature sensing system for rotatable wafer bearing assembly |
| WO2020056551A1 (en) * | 2018-09-17 | 2020-03-26 | 华为技术有限公司 | Waterproof mobile intelligent terminal, charger and method for controlling light charging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20140222 |