CN203722277U - Wireless charger with radius-adjustable transmitting coil - Google Patents
Wireless charger with radius-adjustable transmitting coil Download PDFInfo
- Publication number
- CN203722277U CN203722277U CN201320833655.8U CN201320833655U CN203722277U CN 203722277 U CN203722277 U CN 203722277U CN 201320833655 U CN201320833655 U CN 201320833655U CN 203722277 U CN203722277 U CN 203722277U
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- China
- Prior art keywords
- radius
- rotating shaft
- wireless charger
- diameter poles
- coiling
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- Withdrawn - After Issue
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Abstract
The utility model relates to the technical field of wireless charging, in particular to a wireless charger with a radius-adjustable transmitting coil. The charger comprises a winding wire and a winding structure. The winding wire is wound on the winding structure which includes a rotating shaft and a telescopic diameter rod arranged thereof. There are n turns of the winding wire distributed on the diameter rod along the axial direction of the rotating shaft, wherein the n is greater than 2. The diameter rod stretches and retracts, and rotates around the rotating shaft at the same time, so that the radius of the winding wire changes to meet the charging needs of to-be-charged devices of different power, and thus the charging efficiency always reaches the optimum value.
Description
Technical field
The utility model relates to wireless charging technical field, relates in particular to a kind of adjustable wireless charger of radius of transmitting coil.
Background technology
To the charging of intelligent terminal, be substantially all to adopt conventional Split charger charging now, the difference of charging specification and joint definition, causes a large amount of chargers and the data wire wasting of resources, and once can only give a intelligent terminal charging; During equipment charge, need connect power supply, cable, the words of taking in charging process need plug cable, and user experiences inconvenience.
Start now to occur in the industry wireless charger, yet because the radius of transmitting coil is fixed, and need the equipment of charging to there is different specifications, especially the wireless charger of A4WP standard, use same coil to an equipment or a plurality of equipment charge, cause the charge efficiency of wireless charger can not reach optimum value.
Utility model content
The purpose of this utility model is to propose a kind of adjustable wireless charger of radius of transmitting coil, can make the charge efficiency of wireless charger when charging to distinct device, and charge efficiency reaches optimum value.
For reaching this object, the utility model by the following technical solutions:
A kind of adjustable wireless charger of radius of transmitting coil, comprise coiling, winding structure, coiling is wrapped on winding structure, winding structure comprises rotating shaft, is arranged on the telescopic diameter poles on rotating shaft, diameter poles is placed with the coiling of n circle along the axis direction of rotating shaft, and the quantity of n is more than 2.
Preferably, diameter poles comprises two radius rods, and the middle part of two radius rod cross directions is provided with strip-shaped clamp groove along radial direction, and the cross section of two radius rods is racetrack ringwise, the strip-shaped clamp groove clamping of rotating shaft and two radius rods; Two radius rod upper and lower lamination settings at rotating shaft place.The outer end of two radius rods is provided with compensation flange along the axis direction of rotating shaft.The quantity of diameter poles is more than 2; A plurality of diameter poles be arranged in parallel along the axis direction of rotating shaft; The coiling serial or parallel connection of a plurality of diameter poles.
Preferably, diameter poles comprises two radius rods, and the middle part of two radius rod cross directions is provided with strip-shaped clamp groove along radial direction, and the cross section of two radius rods is racetrack ringwise, the strip-shaped clamp groove clamping of rotating shaft and two radius rods; Two radius rods one are large, one little, one end of close the rotating shaft of large radius rod is provided with groove, two arms of the little radius rod of racetrack pass the groove of large radius rod ringwise.Two radius rods are symmetrical up and down about the plane at place, rotating shaft central authorities cross section.The quantity of diameter poles is more than 2; A plurality of diameter poles be arranged in parallel along the axis direction of rotating shaft; The coiling serial or parallel connection of a plurality of diameter poles.
Wherein, also comprise coil actuator, the control circuit for control coil drive operation, the pcb board of and rotation flexible for driving diameter bar, control circuit comprises charge member collection signal circuit; Control circuit is positioned on pcb board.
A kind of adjustable wireless charger of radius of transmitting coil, comprise coiling, winding structure, coiling is wrapped on winding structure, winding structure comprises rotating shaft, is arranged on telescopic diameter poles on rotating shaft, diameter poles is placed with the coiling of n circle along the axis direction of rotating shaft, and the quantity of n is more than 2.Diameter poles is rotated around rotating shaft in flexible, thereby the radius of coiling is changed, and to adapt to the charging demand of the charging equipment of different capacity, makes charge efficiency can reach optimum value.
Accompanying drawing explanation
For technical scheme clearer, that the utility model embodiment is described effectively, the accompanying drawing of required use in embodiment is briefly described, self-explantoryly be, accompanying drawing in the following describes is only embodiment more of the present utility model, for those skilled in the art, without paying under the prerequisite of creative work, can also make other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of another kind of winding arrangement of the adjustable wireless charger of radius of a kind of transmitting coil of the utility model.
Fig. 2 is the structural representations of a plurality of winding structures in Fig. 1 of the adjustable wireless charger of radius of a kind of transmitting coil of the utility model while simultaneously using.
Fig. 3 is a kind of structural representation of winding structure of the adjustable wireless charger of radius of a kind of transmitting coil of the utility model.
Fig. 4 is the structural representation at another visual angle of the winding structure in wireless charger Fig. 3 of a kind of transmitting coil of the utility model.
Fig. 5 is the structural representations of a plurality of winding structures in Fig. 3 of the adjustable wireless charger of radius of a kind of transmitting coil of the utility model while simultaneously using.
Fig. 6 is the structural representation of embodiment of the adjustable wireless charger of radius of a kind of transmitting coil of the utility model.
In figure:
1-coiling; 2-winding structure; 3-rotating shaft; 4-diameter poles; 5-strip-shaped clamp groove; 6-compensates flange; 7-groove; 8-coil actuator; 9-PCB plate.
Embodiment
The utility model provides a kind of radius of transmitting coil adjustable wireless charger, in order to make, those of skill in the art are clearer understands the utility model scheme, and make the above-mentioned object of the utility model, feature, beneficial effect can more understand, understandable, below in conjunction with accompanying drawing 1-5 and embodiment, the utility model is described in further detail.
Embodiment mono-
A kind of adjustable wireless charger of radius of transmitting coil, comprise coiling 1, winding structure 2, coiling 1 is wrapped on winding structure 2, winding structure 2 comprises rotating shaft 3, is arranged on telescopic diameter poles 4 on rotating shaft 3, the quantity that diameter poles 4 is placed with n circle coiling 1, n along the axis direction of rotating shaft 3 is at 2.The quantity of n also can be 3 or more as required.
Diameter poles 4 is rotated around rotating shaft 3 in flexible, thereby the radius of coiling is changed, and while only having the equipment of a needs charging on charging panel, the radius of coiling diminishes, and shrinks transmitting terminal coil, to reach optimal charge efficiency; When having a plurality of equipment that need to charge, it is large that the radius of coiling becomes, and amplifies charge coil, increasing power output, thus to a plurality of equipment charges, reach optimal charge efficiency.The charging demand that has adapted to well charging equipment under different capacity, different operating mode, makes charge efficiency can reach optimum value.
In the present embodiment, diameter poles 4 comprises two radius rods, and the cross section that the middle part of two radius rod cross directions is provided with 5, two radius rods of strip-shaped clamp groove along radial direction is racetrack ringwise, strip-shaped clamp groove 5 clampings of rotating shaft 3 and two radius rods; Two radius rods are in the rotating shaft upper and lower lamination setting in 3 places.The length of the lamination of two radius bar has determined the length of diameter poles 4, thereby controls the radius size of transmitting coil.
The outer end of two radius rods is provided with compensation flange 6 along the axis direction of rotating shaft 3, and down, the compensation flange 6 of the radius rod of lower floor is directed upwardly compensation flange 6 directions of the two radius bar that lamination arranges radius rod at the middle and upper levels.Compensation flange 6 has effectively improved 1 the winding area of winding the line, and has compensated the minimizing of the winding area that the lamination setting due to two radius bar causes.
In the present embodiment, the quantity of diameter poles 4 is at 3.As required, the quantity of diameter poles 4 can be also 2,4 or more.3 diameter poles 4 be arranged in parallel along the axis direction of rotating shaft 3, and coiling 1 series connection of 3 diameter poles 4 arranges.As required, the coiling 1 of a plurality of diameter poles 4 also can be arranged in parallel.
In the present embodiment, also comprise the coil actuator 8 for driving described diameter poles 4 to stretch and rotate, control circuit, the pcb board of working for control coil driver 8; Control circuit is positioned at control circuit on pcb board 9 and comprises charge member collection signal circuit.Control circuit obtains the power demand of charging equipment by charge member collection signal circuit, regulate the length of diameter poles 4 by control coil driver 8, thereby controls the radius of transmitting coil, obtains optimal charge efficiency.
Embodiment bis-
A kind of adjustable wireless charger of radius of transmitting coil, comprise coiling 1, winding structure 2, coiling 1 is wrapped on winding structure 2, winding structure 2 comprises rotating shaft 3, is arranged on telescopic diameter poles 4 on rotating shaft 3, the quantity that diameter poles 4 is placed with n circle coiling 1, n along the axis direction of rotating shaft 3 is at 2.The quantity of n also can be 3 or more as required.
Diameter poles 4 is rotated around rotating shaft 3 in flexible, thereby the radius of coiling is changed, and to adapt to the charging demand of the charging equipment of different capacity, makes charge efficiency can reach optimum value.
In the present embodiment, diameter poles 4 comprises two radius rods, and the cross section that the middle part of two radius rod cross directions is provided with 5, two radius rods of strip-shaped clamp groove along radial direction is racetrack ringwise, strip-shaped clamp groove 5 clampings of rotating shaft 3 and two radius rods; Two radius rods one are large, one little, one end of close the rotating shaft 3 of large radius rod is provided with groove 7, two arms of the little radius rod of racetrack pass the groove 7 of large radius rod ringwise.Large radius rod and little radius rod connect together.
Two radius rods are symmetrical up and down about the plane at place, the central cross section of rotating shaft 3, the winding of convenient coiling 1; As required little radius rod also can arrange compensation flange 6, for increasing the winding area of coiling 1.
In the present embodiment, the quantity of diameter poles 4 is at 4.4 diameter poles 4 be arranged in parallel along the axis direction of rotating shaft 3, and the coiling 1 of 4 diameter poles 4 is arranged in parallel.
In the present embodiment, also comprise the coil actuator 8 for driving described diameter poles 4 to stretch and rotate, control circuit, the pcb board of working for control coil driver 8; Control circuit is positioned at control circuit on pcb board 9 and comprises charge member collection signal circuit.Control circuit obtains the power demand of charging equipment by charge member collection signal circuit, regulate the length of diameter poles 4 by control coil driver 8, thereby controls the radius of transmitting coil, obtains optimal charge efficiency.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection range.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection range of the present utility model.
Claims (10)
1. the adjustable wireless charger of the radius of a transmitting coil, comprise coiling (1), winding structure (2), coiling (1) is wrapped on winding structure (2), it is characterized in that, winding structure (2) comprises rotating shaft (3), is arranged on the telescopic diameter poles (4) on rotating shaft (3), described diameter poles (4) is placed with n circle coiling (1) along the axis direction of rotating shaft (3), and the quantity of n is more than 2.
2. wireless charger as claimed in claim 1, it is characterized in that, described diameter poles (4) comprises two radius rods, the middle part of described two radius rod cross directions is provided with strip-shaped clamp groove (5) along radial direction, the cross section of described two radius rods is racetrack ringwise, strip-shaped clamp groove (5) clamping of described rotating shaft (3) and two radius rods; Described two radius rods are located upper and lower lamination setting at rotating shaft (3).
3. wireless charger as claimed in claim 2, is characterized in that, the outer end of described two radius rods is provided with compensation flange (6) along the axis direction of rotating shaft (3).
4. wireless charger as claimed in claim 3, is characterized in that, the quantity of described diameter poles (4) is more than 2; A plurality of described diameter poles (4) be arranged in parallel along the axis direction of rotating shaft (3); Coiling (1) serial or parallel connection of described a plurality of described diameter poles (4).
5. wireless charger as claimed in claim 1, it is characterized in that, described diameter poles (4) comprises two radius rods, the middle part of described two radius rod cross directions is provided with strip-shaped clamp groove (5) along radial direction, the cross section of described two radius rods is racetrack ringwise, strip-shaped clamp groove (5) clamping of described rotating shaft (3) and two radius rods; Described two radius rods one are large, one little, one end of close the rotating shaft (3) of large radius rod is provided with groove (7), two arms of the described little radius rod of racetrack pass the groove (7) of described large radius rod ringwise.
6. wireless charger as claimed in claim 5, is characterized in that, described two radius rods are symmetrical up and down about the plane at place, the central cross section of rotating shaft (3).
7. wireless charger as claimed in claim 6, is characterized in that, the quantity of described diameter poles (4) is more than 2; A plurality of described diameter poles (4) be arranged in parallel along the axis direction of rotating shaft (3); Coiling (1) serial or parallel connection of described a plurality of described diameter poles (4).
8. wireless charger as claimed in claim 1, is characterized in that, also comprises for driving the coil actuator (8) that described diameter poles (4) is flexible and rotate.
9. wireless charger as claimed in claim 8, is characterized in that, also comprises that described control circuit comprises charge member collection signal circuit for the control circuit of control coil driver (8) work.
10. wireless charger as claimed in claim 9, is characterized in that, also comprises pcb board (9); Described control circuit is positioned on pcb board (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833655.8U CN203722277U (en) | 2013-12-17 | 2013-12-17 | Wireless charger with radius-adjustable transmitting coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833655.8U CN203722277U (en) | 2013-12-17 | 2013-12-17 | Wireless charger with radius-adjustable transmitting coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203722277U true CN203722277U (en) | 2014-07-16 |
Family
ID=51161402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320833655.8U Withdrawn - After Issue CN203722277U (en) | 2013-12-17 | 2013-12-17 | Wireless charger with radius-adjustable transmitting coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203722277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730928A (en) * | 2013-12-17 | 2014-04-16 | 昆山欣海韵贸易有限公司 | Wireless charger allowing radius of transmitting coil to be adjustable |
-
2013
- 2013-12-17 CN CN201320833655.8U patent/CN203722277U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730928A (en) * | 2013-12-17 | 2014-04-16 | 昆山欣海韵贸易有限公司 | Wireless charger allowing radius of transmitting coil to be adjustable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160127 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |