CN202210706U - Wireless charging plug for external induction receiving coil - Google Patents
Wireless charging plug for external induction receiving coil Download PDFInfo
- Publication number
- CN202210706U CN202210706U CN2011203644479U CN201120364447U CN202210706U CN 202210706 U CN202210706 U CN 202210706U CN 2011203644479 U CN2011203644479 U CN 2011203644479U CN 201120364447 U CN201120364447 U CN 201120364447U CN 202210706 U CN202210706 U CN 202210706U
- Authority
- CN
- China
- Prior art keywords
- receiving coil
- charging plug
- induction receiving
- wireless charging
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Telephone Set Structure (AREA)
Abstract
A wireless charging plug for an external induction receiving coil comprises a housing (1), a rear cover (2), the induction receiving coil (3), an electromagnetic screened film (4), a protective film (5), an ultrathin steel magnet (6), the charging plug (7) and a functional circuit plate (8). In the utility model, the flat round induction receiving coil and the plug are perpendicularly fixed and combined into a whole. When the plug is in use, the coil is naturally clung to the back of the housing of a phone after the charging plug is plugged into a phone charging socket, so the phone can be directly placed on the wireless charger for induction charging, and convenience is brought for users.
Description
Technical field
The utility model relates to the wireless charging product and uses manufacture technology field, particularly about a kind of wireless charging plug of external induction receiving coil.
Background technology
The utility model is the derivative type series of products of a patent No. 201020557344.x radio induction charging plug; In above-mentioned 201020557344.x utility model product; Strip induction receiving coil is mounted in above the wireless charging plug circuit board; This mode is suitable for the mobile phone side to be used near radio induction charging device charging, if but plan to be placed directly in mobile phone above the charger and charge, this side just no longer adapts near the mode of charging; To carry out wireless charging above the charger in order realizing being placed on mobile phone, just need to receive the back position that charge coil transferred to phone housing to induction.
Summary of the invention
The utility model provides a kind of wireless charging plug of external induction receiving coil; This plug is an one with being 90 ° of angle secure bond between the circle of flat induction receiving coil and the plug; During use after charging plug inserts the cell-phone charging socket; Coil is close to the back of phone housing naturally, has realized that mobile phone directly lies in above the wireless charger just can carry out induction charging, has characteristics easy to use.
The utility model is realized above-mentioned purpose through following technical scheme; A kind of wireless charging plug of external induction receiving coil; Comprise that housing, bonnet, induction receiving coil, electromagnetic shielding film, protection pad pasting, ultra-thin magnet steel, charging plug and functional circuit plate form; It is characterized in that: the induction receiving coil is 90 ° of angles with charging plug through housing and combines fixing as a whole; Ultra-thin magnet steel is placed in induction receiving coil center, and the back is pasted electromagnetic shielding film and diaphragm successively, and the functional circuit plate is installed in the bonnet of charging plug.
Described induction receiving coil employing φ 0.15-0.51mm sub-thread enamelled wire or multiply yarn envelope curve turn to the flat hollow coil of circle or rectangle, coiling number of turns 10-20 circle.
Described electromagnetic shielding film adopt the good electromagnetic wave shield film of high frequency performance, thin slice all can, thickness is no more than 0.1-0.2mm.
Described ultra-thin magnet steel adopts diameter phi 10mm, and the powerful magnet steel of the sheet of thick 0.3-0.6mm is made.
Described charging plug can use the various mobile phone connector plugs of the different size that is complementary with cell-phone charging socket model.
Described functional circuit plate uses flexible PCB, and high-frequency rectification, filter circuit element and lithium battery intelligent charging management chip are housed above, and output 4.2V standard direct voltage offers the lithium cell charging in the mobile phone.
The beneficial effect that the utility model produces: mobile phone uses this wireless charging plug, can realize that a mobile phone directly is placed on to carry out induction charging above the wireless charging applicator platform, has the charging modes simple and fast, characteristics easy to use.
Can carry out detailed explanation to the embodiment of the utility model in conjunction with accompanying drawing
Description of drawings
Fig. 1 is the structure front view of the utility model.
Fig. 2 is the side cutaway view of the utility model.
Fig. 3 is the electric principle block diagram of the utility model.
Fig. 4 is the method for using sketch map of the utility model.
1 housing, 2 bonnets, 3 induction receiving coils, 4 electromagnetic shielding films, 5 protection pad pastings, 6 ultra-thin magnet steel, 7 charging plugs, 8 functional circuit plates among the figure.
Embodiment
From Fig. 1 Fig. 2, know; The wireless charging plug of a kind of external induction receiving coil of the utility model; Comprise housing 1, bonnet 2, induction receiving coil 3, electromagnetic shielding film 4, protection pad pasting 5, ultra-thin magnet steel 6, charging plug 7,8 compositions of functional circuit plate; The production assembly technology flow process of the utility model is following: will respond to receiving coil 3 usefulness double faced adhesive tapes and be bonded in the groove of reserving in the housing 1, ultra-thin magnet steel 6 is placed on the intermediate blank place of coil, fit successively in induction receiving coil 3 outsides electromagnetic shielding film 4 and protection pad pasting 5; Charging plug 7 is stuck on the side frame preset position of housing 1; Set up functional circuit plate 8, be welded on the lead-out wire of induction receiving coil 3 above the solder joint of functional circuit plate 8 correspondences, weld the 4.2V low-voltage direct output positive and negative electrode lead of functional circuit plate 8 to charging plug 7 again; Bonnet 2 on the some glue sealing bonnet is made into a complete induction and receives wireless charging plug finished product.
In conjunction with Fig. 3 Fig. 4; Operation principle process of the utility model and method for using are narrated as follows: when the cellphone subscriber uses the utility model to carry out wireless charging; Just can be put into behind the corresponding mobile phone charging spigot and the charging mobile phone battery that carries out the wireless induction mode above the supporting wireless charger of this wireless charging plug as long as insert this wireless charging plug; During charging; The tongue tube of establishing in the wireless charger of correspondence position below the magnetic attraction that the ultra-thin magnet steel of placing in the middle of the induction receiving coil 3 at the mobile phone back side 6 produces is closed, connects the wireless charger oscillation power, sends frequency electromagnetic waves through transmitting coil; Be attached to 3 receptions of induction receiving coil above the charger; Produce high frequency induction current and export high-frequency resonant, rectification, filter circuits above the functional circuit plate 8 to and handle direct voltage about back output 5V and add to the lithium battery intelligent charging management chip and regulate and control into 4.2V standard charging voltage and charge for the lithium battery of embedded in mobile phone, show that charging indicates this moment on the mobile phone screen, after the lithium battery electric weight is full of in the mobile phone through charging plug 7 conduction; The lithium battery input is closed; Functional circuit plate 8 gets into resting state not power consumption basically, and this moment, mobile phone screen showed the full state picture sign of electricity, and charging finishes.
Claims (6)
1. the wireless charging plug of an external induction receiving coil; Comprise housing (1), bonnet (2), induction receiving coil (3), electromagnetic shielding film (4), protect pad pasting (5), ultra-thin magnet steel (6), charging plug (7) and functional circuit plate (8) to form; It is characterized in that: induction receiving coil (3) is 90 ° of angles with charging plug (7) through housing and combines fixing as a whole; Ultra-thin magnet steel (6) is placed in induction receiving coil (3) center; The back is pasted electromagnetic shielding film (4) and protection pad pasting (5) successively, and functional circuit plate (8) is installed in the bonnet of charging plug (7).
2. the wireless charging plug of a kind of external induction receiving coil according to claim 1; It is characterized in that: induction receiving coil (3) employing φ 0.15-0.51mm sub-thread enamelled wire or multiply yarn envelope curve turn to the flat hollow coil of circle or rectangle, coiling number of turns 10-20 circle.
3. the wireless charging plug of a kind of external induction receiving coil according to claim 1 is characterized in that: electromagnetic shielding film (4) adopt the good electromagnetic wave shield film (4) of high frequency performance, thin slice all can, thickness is no more than 0.1-0.2mm.
4. the wireless charging plug of a kind of external induction receiving coil according to claim 1 is characterized in that: ultra-thin magnet steel (6) adopts diameter phi 10mm, and the powerful magnet steel of the sheet of thick 0.3-0.6mm is made.
5. the wireless charging plug of a kind of external induction receiving coil according to claim 1 is characterized in that: charging plug (7) can use the various mobile phone connector plugs of the different size that is complementary with cell-phone charging socket model.
6. the wireless charging plug of a kind of external induction receiving coil according to claim 1; It is characterized in that: functional circuit plate (8) uses flexible PCB; High-frequency rectification, filter circuit element and lithium battery intelligent charging management chip are housed above; Output 4.2V standard direct voltage offers the lithium cell charging in the mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203644479U CN202210706U (en) | 2011-09-12 | 2011-09-12 | Wireless charging plug for external induction receiving coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203644479U CN202210706U (en) | 2011-09-12 | 2011-09-12 | Wireless charging plug for external induction receiving coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202210706U true CN202210706U (en) | 2012-05-02 |
Family
ID=45990249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203644479U Expired - Fee Related CN202210706U (en) | 2011-09-12 | 2011-09-12 | Wireless charging plug for external induction receiving coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202210706U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104143872A (en) * | 2013-05-10 | 2014-11-12 | 昆山广兴电子有限公司 | Electric connection method for motor stator and coil of motor stator |
| CN109869698A (en) * | 2019-03-08 | 2019-06-11 | 芜湖职业技术学院 | Light emitting device |
| CN109980734A (en) * | 2019-04-03 | 2019-07-05 | 深圳市爱迪芯科技有限公司 | A kind of high-transmission is apart from wireless charger |
| CN109980796A (en) * | 2019-04-03 | 2019-07-05 | 深圳市爱迪芯科技有限公司 | A kind of wireless charger can effectively avoid frequency interferences and energy loss |
-
2011
- 2011-09-12 CN CN2011203644479U patent/CN202210706U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104143872A (en) * | 2013-05-10 | 2014-11-12 | 昆山广兴电子有限公司 | Electric connection method for motor stator and coil of motor stator |
| CN109869698A (en) * | 2019-03-08 | 2019-06-11 | 芜湖职业技术学院 | Light emitting device |
| CN109980734A (en) * | 2019-04-03 | 2019-07-05 | 深圳市爱迪芯科技有限公司 | A kind of high-transmission is apart from wireless charger |
| CN109980796A (en) * | 2019-04-03 | 2019-07-05 | 深圳市爱迪芯科技有限公司 | A kind of wireless charger can effectively avoid frequency interferences and energy loss |
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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: 20120502 Termination date: 20120912 |