Charging device, electronic device and charging system

Patent metadata

Field	Value
Publication number	US-12126182-B2
Application number	US-202117240359-A
Country	US
Kind code	B2
Filing date	Apr 26, 2021
Priority date	Aug 31, 2020
Publication date	Oct 22, 2024
Grant date	Oct 22, 2024

Abstract

A charging device, an electronic device, and a charging system includes a charging module and a plurality of magnetically attractable components. The charging device includes the plurality of magnetically attractable components, one or more of the magnetically attractable components form a plurality of sets of positioning modules, and each set of positioning modules forms one positioning structure of a plurality of positioning structures, such that the charging device includes a plurality of sets of positioning structures. In the process of using the charging device and the electronic device cooperatively to achieve charging, the charging device including the plurality of sets of positioning structures can be positioned to match with various types of electronic devices, thereby improving the compatibility of the charging device.

First claim

What is claimed is:

1. A charging device for use in conjunction with an electronic device, the electronic device comprising a charging cooperation module, and the charging device comprising a charging module and a plurality of magnetically attractable components,
wherein one or more of the plurality of magnetically attractable components form a plurality of sets of positioning modules, and each set of positioning modules forms one positioning structure of a plurality of positioning structures; each positioning structure can be positioned to cooperate with at least one type of electronic devices, to allow a position of the charging module to correspond to a position of the charging cooperation module;
wherein the plurality of magnetically attractable components are arranged along a peripheral direction of the charging module and spaced apart from each other;
wherein each of the plurality of magnetically attractable components comprises a plurality of magnetic elements in contact with each other, and the plurality of magnetic elements of the same magnetically attractable component have the same or opposite internal magnetic field direction.

2. The charging device according to claim 1 , wherein shapes of the positioning structures of the plurality of sets of positioning modules comprise at least one of a circle, an ellipse, a rectangle, and an irregular shape.

3. The charging device according to claim 1 , wherein a first preset distance is provided between each magnetically attractable component and the charging module.

4. The charging device according to claim 3 , comprising at least one of:
the plurality of magnetically attractable components being evenly distributed along the peripheral direction of the charging module; and
the first preset distance between each of the plurality of magnetically attractable components and the charging module being identical.

5. The charging device according to claim 4 , wherein a second preset distance is provided between adjacent ones of the plurality of magnetically attractable components.

6. The charging device according to claim 1 , wherein each of the plurality of magnetically attractable components comprises at least one magnetic element; wherein one of:
each of the plurality of magnetically attractable components has the same number of magnetic elements, or at least two of the plurality of magnetically attractable components have different numbers of magnetic elements.

7. The charging device according to claim 1 , wherein the magnetic elements include a bar magnet.

8. The charging device according to claim 7 , comprising at least one of:
the charging module comprising a first charging cooperation surface, the magnetic elements of the same magnetically attractable component being arranged side by side along a direction parallel to the first charging cooperation surface; and
the magnetic elements of the same magnetically attractable component being arranged in a stacked manner along a direction perpendicular to the first charging cooperation surface.

9. An electronic device for use in conjunction with a charging device or another electronic device, the charging device comprising a charging module, and the electronic device comprising a charging cooperation module and a plurality of magnetically attractable cooperation components,
wherein one or more of the magnetically attractable cooperation components form a plurality of sets of positioning cooperation modules, and each set of positioning cooperation modules forms one positioning cooperation structure of a plurality of positioning cooperation structures; each positioning cooperation structure can be positioned to cooperate with at least one type of charging devices or at least one type of electronic devices, to allow a position of the charging cooperation module to correspond to a position of the charging module, or allow positions of two charging cooperation modules to correspond to each other;
wherein the plurality of magnetically attractable cooperation components are arranged along a peripheral direction of the charging cooperation module and spaced apart from each other;
wherein each of the plurality of magnetically attractable cooperation components comprises a plurality of magnetic cooperation elements, and the plurality of magnetic cooperation elements of the same magnetically attractable cooperation component have the same or opposite internal magnetic field direction.

10. The electronic device according to claim 9 , wherein shapes of the positioning cooperation structures of the plurality of sets of positioning cooperation modules comprise at least one of a circle, an ellipse, a rectangle, and an irregular shape.

11. The electronic device according to claim 9 , wherein a third preset distance is provided between each magnetically attractable cooperation component and the charging cooperation module.

12. The electronic device according to claim 11 , comprising at least one of:
the magnetically attractable cooperation components being evenly distributed along the peripheral direction of the charging cooperation module; and
the third preset distance between each magnetically attractable cooperation component and the charging cooperation module being identical.

13. The electronic device according to claim 9 , wherein a fourth preset distance is provided between adjacent magnetically attractable cooperation components.

14. The electronic device according to claim 9 , wherein the magnetically attractable cooperation component comprises at least one magnetic cooperation element; each magnetically attractable cooperation component has the same number of magnetic cooperation elements, or at least two magnetically attractable cooperation components have different numbers of magnetic cooperation elements.

15. The electronic device according to claim 9 , wherein the magnetic cooperation elements comprises a bar magnet.

16. The electronic device according to claim 9 , comprising at least one of:
the charging cooperation module comprising a second charging cooperation surface, the plurality of magnetic cooperation elements of the same magnetically attractable cooperation component being arranged side by side in a direction parallel to the second charging cooperation surface; and
the plurality of magnetic cooperation elements of the same magnetically attractable cooperation component being arranged in a stacked manner along a direction perpendicular to the second charging cooperation surface.

17. A charging system comprising at least one of:
a charging device comprising a charging module and a plurality of magnetically attractable components arranged along a peripheral direction of the charging module and spaced apart from each other; and
an electronic device comprising a charging cooperation module and a plurality of magnetically attractable cooperation components arranged along a peripheral direction of the charging cooperation module and spaced apart from each other,
wherein one or more of the plurality of magnetically attractable components form a plurality of sets of positioning modules, and each set of positioning modules forms one positioning structure of a plurality of positioning structures; each positioning structure can be positioned to cooperate with at least one type of electronic devices, to allow a position of the charging module to correspond to a position of the charging cooperation module;
wherein one or more of the magnetically attractable cooperation components form a plurality of sets of positioning cooperation modules, and each set of positioning cooperation

Assignees

• Beijing Xiaomi Mobile Software Co Ltd

Inventors

• Wu Kaiqi
• Wang Yanteng

Classifications

• H02J2105/44

  Portable electronic devices · CPC title

• H02J50/10 Primary

  using inductive coupling · CPC title

• H02J7/70

  characterised by the mechanical construction · CPC title

• H02J50/005 Primary

  Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices · CPC title

• H01F38/14

  Inductive couplings {(for wireless supply or distribution of electric power using inductive coupling H02J50/10)} · CPC title