CN203536995U - Wireless charging rear cover - Google Patents
Wireless charging rear cover Download PDFInfo
- Publication number
- CN203536995U CN203536995U CN201320581563.5U CN201320581563U CN203536995U CN 203536995 U CN203536995 U CN 203536995U CN 201320581563 U CN201320581563 U CN 201320581563U CN 203536995 U CN203536995 U CN 203536995U
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- CN
- China
- Prior art keywords
- wireless charging
- accommodation space
- induction coil
- medial surface
- lateral surface
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- 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)
Abstract
The utility model relates to a wireless rear cover which comprises a metal housing and an inductive coil. The metal housing includes an outer lateral surface, an inner lateral surface opposite to the outer lateral surface, and an accommodation space formed in the outer lateral surface, wherein the outer lateral surface is communicated with the inner lateral surface via the accommodation space, and the inductive coil is arranged in the accommodation space. Thus, the inductive coil is not shielded by the metal housing.
Description
Technical field
The utility model relates to a kind of wireless charging back of the body lid, relates in particular to a kind of metal wireless charging back of the body lid.
Background technology
The wireless charging structure of existing electronic apparatus generally includes a circuit board and a coil, and circuit board is provided with a chip, and circuit board is electrically connected at the battery of coil and electronic apparatus.Coil can be by electromagnetic induction principle, and by external magnetic field excitation current within it, the electric current that coil produces is supplied to battery by circuit board, and the chip on circuit board is in order to control the power supply situation of electric current.
Because the part of metal material can produce screen effect for magnetic field, intercept magnetic field, existing wireless charging structure must be arranged on the plastic shell of electronic apparatus.But the standing structure that is useful on support on the shell of electronic apparatus, therefore must adopt metal shell and cannot be suitable for wireless charging technology.
Utility model content
Main purpose of the present utility model, is to provide a kind of wireless charging back of the body of metal material to cover, and can make induction coil not shielded by metal shell.
For reaching above-mentioned purpose, the utility model provides a kind of wireless charging back of the body lid, and it comprises:
One metal shell, has a lateral surface and a medial surface relative with this lateral surface, offers an accommodation space on this lateral surface, and this accommodation space is communicated with this lateral surface and this medial surface; And
One induction coil, is arranged in this accommodation space.
Preferably, aforesaid wireless charging back of the body lid, wherein this metal shell offers a perforation that is communicated with this accommodation space and this medial surface, and this induction coil passes this medial surface by this perforation.
Preferably, aforesaid wireless charging back of the body lid, wherein more comprises a circuit board, and this induction coil is electrically connected to this circuit board.
Preferably, aforesaid wireless charging back of the body lid, is wherein provided with a conductive electrode on this circuit board, protruding this medial surface that is exposed to of this conductive electrode, and this conductive electrode is electrically connected this induction coil.
Preferably, aforesaid wireless charging back of the body lid, wherein this circuit board is arranged in this accommodation space.
Preferably, aforesaid wireless charging back of the body lid, wherein this circuit board is arranged at this medial surface of this metal shell.
Preferably, aforesaid wireless charging back of the body lid, wherein this accommodation space connects to this medial surface from this lateral surface.
Preferably, aforesaid wireless charging back of the body lid, is wherein provided with a conductive electrode on this medial surface, and this induction coil is electrically connected to this conductive electrode.
Preferably, aforesaid wireless charging back of the body lid, is wherein provided with the insulating fixing structure that is coated this induction coil in this accommodation space.
Wireless charging of the present utility model back of the body lid, the lateral surface of its metal shell is offered accommodation space for installing induction coil, by this induction coil be not subject to the shielding of metal shell and can be responded to by external magnetic place and in induction coil generation current.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
The perspective exploded view of the wireless charging back of the body lid of Fig. 1 the utility model the first embodiment;
One schematic perspective view of the wireless charging back of the body lid of Fig. 2 the utility model the first embodiment;
Another schematic perspective view of the wireless charging back of the body lid of Fig. 3 the utility model the first embodiment;
The cutaway view of the wireless charging back of the body lid of Fig. 4 the utility model the first embodiment;
The three-dimensional view of wireless charging module in Fig. 5 the utility model the first embodiment;
One of the wireless charging back of the body lid of Fig. 6 the utility model the first embodiment is used view;
Another of the wireless charging back of the body lid of Fig. 7 the utility model the first embodiment used view;
The schematic diagram of the wireless charging back of the body lid of Fig. 8 the utility model the second embodiment;
Fig. 9 is the schematic diagram of the wireless charging back of the body lid of the utility model the 3rd embodiment;
Figure 10 is the schematic diagram of the wireless charging back of the body lid of the utility model the 4th embodiment.
Wherein, Reference numeral
10 wireless charging back of the body lids
20 bodies
21 conducting terminals
22 back sides
100 metal shells
110 lateral surfaces
111 accommodation spaces
120 medial surfaces
121 grooves
130 perforation
200 wireless charging modules
210 induction coils
220 circuit boards
221 charging circuits
222 conductive electrodes
230 fixed structures
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present utility model and operation principle are described in detail:
Consult Fig. 1 to Fig. 4, of the present utility model first implements to provide a kind of wireless charging back of the body to cover 10, and it comprises a metal shell 100 and is arranged on the wireless charging module 200 on metal shell 100.
Consult Fig. 3 and Fig. 5, wireless charging module 200, includes an induction coil 210 and a circuit board 220.Induction coil 210 is arranged in the accommodation space 111 of metal shell 10, and induction coil 210 is electrically connected to circuit board 220.220 of circuit boards are arranged on the medial surface 120 of metal shell 10, and in the present embodiment, circuit board 220 is preferably disposed in groove 121.On circuit board 220, be provided with a charging circuit 221 and pair of conductive electrode 222, the protruding medial surface 120 that is exposed to metal shell 100 of conductive electrode 222, charging circuit 221 is electrically connected respectively induction coil 210 and conductive electrode 222, and conductive electrode 222 is electrically connected induction coil 210 by charging circuit 221 by this.
In the present embodiment, in accommodation space 111, be provided with in order to induction coil 210 is fixed on to the insulating fixing structure 230 in accommodation space 111, insulating fixing structure 230 is preferably made for plastic cement or rubber, but the utility model is not limited to this.The coated induction coil 210 of insulating fixing structure 230, and the interior match profiles of the outline of insulating fixing structure 230 and accommodation space 111 closes fixing, by this induction coil 210 is fixed in accommodation space 111.
Consult Fig. 6 and Fig. 7, in the present embodiment, the wireless charging back of the body of the present utility model covers 10 and is applied in an electronic installation, electronic installation includes a body 20, in body 20, be provided with a battery (not shown) and body 20 and be provided with the pair of conductive terminal 21 that is electrically connected battery, the wireless charging of the present utility model back of the body cover 10 bodies 20 that cover electronic installation, and the medial surface 120 of its metal shell 100 makes its conductive electrode 222 contacts and electric connection conducting terminal 21 in order to be attached to body 20.Make by this induction coil 210 be electrically connected battery, and the electric current that induction coil 210 produces can be supplied to battery by charging circuit 221.
Consult Fig. 8, a kind of wireless charging back of the body of the second embodiment of the present utility model lid, it comprises a metal shell 10 and is arranged on the wireless charging module 20 on metal shell 10.
In the present embodiment, in accommodation space 111, be provided with in order to induction coil 210 is fixed on to the insulating fixing structure 230 in accommodation space 111, insulating fixing structure 230, as described in the first embodiment, repeats no more in this.In the present embodiment, the wireless charging back of the body of the present utility model covers 10 and is applied in an electronic installation, and its set-up mode, as described in the first embodiment, repeats no more in this.
Consult Fig. 9, a kind of wireless charging back of the body of the 3rd embodiment of the present utility model lid, it comprises a metal shell 10 and is arranged on the wireless charging module 20 on metal shell 10.
In the present embodiment, in accommodation space 111, be provided with in order to induction coil 210 and circuit board 220 are fixed on to the insulating fixing structure 230 in accommodation space 111, insulating fixing structure 230 is preferably made for plastic cement or rubber, but the utility model is not limited to this.The coated induction coil 210 of insulating fixing structure 230 and circuit board 220, and the interior match profiles of the outline of insulating fixing structure 230 and accommodation space 111 closes fixing, by this induction coil 210 and circuit board 220 is fixed in accommodation space 111.
In the present embodiment, the wireless charging back of the body of the present utility model covers 10 and is applied in an electronic installation, and its set-up mode, as described in the first embodiment, repeats no more in this.
Consult Figure 10, the 4th embodiment of the present utility model provides a kind of wireless charging back of the body to cover 10, and it is applied to an electronic installation.Electronic installation comprises a body 20, and body 20 is provided with a circuit board 220, and circuit board 220 is provided with pair of conductive terminal 21, and on the protruding back side 22 that is exposed at body 20 of conducting terminal 21.
The wireless charging back of the body covers 10 back sides 22 that are covered in body 20, and it comprises a metal shell 100 and an induction coil 210.Metal shell 100 has a lateral surface 110 and a medial surface 120 relative with 110, outside.On lateral surface 110, offer an accommodation space 111, accommodation space 111 is communicated with lateral surface 110 and medial surface 120.Medial surface 120 is attached at the back side 22 of body 20.Induction coil 210 is arranged in accommodation space 111.In accommodation space 111, be also provided with pair of conductive electrode 222, and on the protruding medial surface 120 that is exposed at metal shell 100 of conductive electrode 222, induction coil 210 is electrically connected to conductive electrode 222, conductive electrode 222 is in order to contact and be electrically connected conducting terminal 21.
In the present embodiment, in accommodation space 111, be provided with in order to induction coil 210 and conductive electrode 222 are fixed on to the insulating fixing structure 230 in accommodation space 111, insulating fixing structure 230 is preferably made for plastic cement or rubber, but the utility model is not limited to this.The coated induction coil 210 of insulating fixing structure 230 and conductive electrode 222, and the interior match profiles of the outline of insulating fixing structure 230 and accommodation space 111 closes fixing, by this induction coil 210 and conductive electrode 222 is fixed in accommodation space 111.
The wireless charging back of the body of the present utility model covers 10, and the lateral surface 110 of its metal shell 100 is offered accommodation space 111 for installing induction coil 210.Induction coil 210 is not subject to the shielding of metal shell 100 and can be responded to by external magnetic place and at the interior generation current of induction coil 210 and be supplied to the battery in electronic installation by this.Therefore the utility model has improved the shortcoming that existing wireless charging technology cannot be applied in metal shell.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (9)
1. a wireless charging back of the body lid, is characterized in that, comprises:
One metal shell, has a lateral surface and a medial surface relative with this lateral surface, offers an accommodation space on this lateral surface, and this accommodation space is communicated with this lateral surface and this medial surface; And
One induction coil, is arranged in this accommodation space.
2. wireless charging back of the body lid according to claim 1, is characterized in that, this metal shell offers a perforation that is communicated with this accommodation space and this medial surface, and this induction coil passes this medial surface by this perforation.
3. wireless charging back of the body lid according to claim 1, is characterized in that, more comprise a circuit board, this induction coil is electrically connected to this circuit board.
4. wireless charging back of the body lid according to claim 3, is characterized in that, is provided with a conductive electrode on this circuit board, protruding this medial surface that is exposed to of this conductive electrode, and this conductive electrode is electrically connected this induction coil.
5. wireless charging back of the body lid according to claim 3, is characterized in that, this circuit board is arranged in this accommodation space.
6. wireless charging back of the body lid according to claim 3, is characterized in that, this circuit board is arranged at this medial surface of this metal shell.
7. wireless charging back of the body lid according to claim 1, is characterized in that, this accommodation space connects to this medial surface from this lateral surface.
8. wireless charging back of the body lid according to claim 1, is characterized in that, on this medial surface, be provided with a conductive electrode, this induction coil is electrically connected to this conductive electrode.
9. wireless charging back of the body lid according to claim 1, is characterized in that, is provided with the insulating fixing structure of coated this induction coil in this accommodation space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320581563.5U CN203536995U (en) | 2013-09-18 | 2013-09-18 | Wireless charging rear cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320581563.5U CN203536995U (en) | 2013-09-18 | 2013-09-18 | Wireless charging rear cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536995U true CN203536995U (en) | 2014-04-09 |
Family
ID=50423170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320581563.5U Expired - Fee Related CN203536995U (en) | 2013-09-18 | 2013-09-18 | Wireless charging rear cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536995U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101339A (en) * | 2016-06-01 | 2016-11-09 | 广东欧珀移动通信有限公司 | A kind of housing and mobile terminal |
| CN107979185A (en) * | 2016-10-24 | 2018-05-01 | 三星电机株式会社 | Wireless power reception device |
| US10122182B2 (en) | 2015-02-27 | 2018-11-06 | Qualcomm Incorporated | Multi-turn coil on metal backplate |
| CN109525016A (en) * | 2018-12-11 | 2019-03-26 | 深圳和而泰数据资源与云技术有限公司 | Charging unit |
| CN111780069A (en) * | 2019-04-02 | 2020-10-16 | 台达电子工业股份有限公司 | Light emitting diode driver |
| TWI790625B (en) * | 2021-05-25 | 2023-01-21 | 奇力新電子股份有限公司 | Fixed component and wireless charging device |
-
2013
- 2013-09-18 CN CN201320581563.5U patent/CN203536995U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10122182B2 (en) | 2015-02-27 | 2018-11-06 | Qualcomm Incorporated | Multi-turn coil on metal backplate |
| CN106101339A (en) * | 2016-06-01 | 2016-11-09 | 广东欧珀移动通信有限公司 | A kind of housing and mobile terminal |
| CN107979185A (en) * | 2016-10-24 | 2018-05-01 | 三星电机株式会社 | Wireless power reception device |
| CN109525016A (en) * | 2018-12-11 | 2019-03-26 | 深圳和而泰数据资源与云技术有限公司 | Charging unit |
| CN111780069A (en) * | 2019-04-02 | 2020-10-16 | 台达电子工业股份有限公司 | Light emitting diode driver |
| CN111780069B (en) * | 2019-04-02 | 2022-12-13 | 台达电子工业股份有限公司 | Light emitting diode driver |
| TWI790625B (en) * | 2021-05-25 | 2023-01-21 | 奇力新電子股份有限公司 | Fixed component and wireless charging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20140409 Termination date: 20160918 |