CN215990334U

CN215990334U - Charging device

Info

Publication number: CN215990334U
Application number: CN202121541884.3U
Authority: CN
Inventors: 吴凯棋
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-03-08
Anticipated expiration: 2031-07-07

Abstract

The charging device that this disclosure provided, including casing, wireless module, contact connecting piece and magnetism subassembly of charging. One end of the contact connecting piece is connected with the power supply, and the other end of the contact connecting piece is used for being in contact connection with the equipment to be charged. When the equipment to be charged is charged, the magnetic attraction component is matched with the equipment to be charged in a magnetic attraction way. So set up, make the equipment of waiting to charge can receive wireless charging energy and contact charging energy simultaneously, realize two unification charging methods, and reduce cost.

Description

Charging device

Technical Field

The present disclosure relates to the field of electronic products, and in particular, to a charging device.

Background

Along with the rapid development of the wireless charging technology, the magnetic wireless charging technology is also promoted. However, in the related art, most charging devices can be used for either wireless charging or wired charging, but cannot be compatible with wireless charging and wired charging.

SUMMERY OF THE UTILITY MODEL

The present disclosure provides a charging apparatus intended to be compatible with wireless charging and contact charging.

The present disclosure provides a charging apparatus, including:

the charging device comprises a shell, a wireless charging module, a contact type connecting piece and a magnetic suction assembly, wherein the wireless charging module is used for providing a charging magnetic field for equipment to be charged;

one end of the contact type connecting piece is connected with a power supply, and the other end of the contact type connecting piece is used for being in contact connection with equipment to be charged;

when the equipment to be charged is charged, the magnetic assembly is matched with the equipment to be charged in a magnetic attraction manner.

Optionally, the wireless charging module includes a magnetic shielding material body and a coil, the magnetic shielding material body is provided with an annular groove, and the coil is wound in the annular groove;

the magnetic attraction assembly comprises a plurality of first magnets arranged outside the magnetic shielding material bodies along the circumferential direction of the magnetic shielding material bodies.

Optionally, a first accommodating groove is formed in the middle of the magnetic shielding material body, and the contact type connecting piece is arranged in the first accommodating groove.

Optionally, the magnetic attraction component further comprises a second magnet, and the second magnet is embedded in the first accommodating groove; a second accommodating groove is formed in the middle of the second magnet, and the contact type connecting piece is arranged in the second accommodating groove; or

The magnetic attraction component also comprises a plurality of second magnets which are embedded and attached to the inner wall of the first accommodating groove along the circumferential direction of the first accommodating groove; the plurality of second magnets are enclosed to form a second accommodating groove, and the contact type connecting piece is arranged in the second accommodating groove.

Optionally, the magnetic shielding material body is of an annular structure, and at least one of an outer side wall and an inner side wall of the magnetic shielding material body is formed with a protruding portion.

Optionally, a first protruding portion is formed on an outer side wall of the magnetic shielding material body, a second protruding portion is formed on an inner side wall of the magnetic shielding material body, and an inner wall of the first protruding portion and an outer wall of the second protruding portion enclose to form the annular groove.

Optionally, the radial dimension of the first boss is greater than the radial dimension of the second boss.

Optionally, the magnetic shielding material body is provided with a contact type connecting piece, and the contact type connecting piece is connected with the magnetic shielding material body.

The utility model provides a charging equipment, including casing, wireless module, contact connecting piece and magnetism subassembly of charging. One end of the contact connecting piece is connected with the power supply, and the other end of the contact connecting piece is used for being in contact connection with the equipment to be charged. When the equipment to be charged is charged, the magnetic attraction component is matched with the equipment to be charged in a magnetic attraction way. So set up, make the equipment of waiting to charge can receive wireless charging energy and contact charging energy simultaneously, realize two unification charging methods, and reduce cost.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic structural diagram illustrating a top view of a charging device according to the present disclosure;

fig. 2 is a sectional view of the charging device shown in fig. 1 taken along line a-a;

fig. 3 is a schematic structural diagram illustrating a top view angle of the charging device shown in fig. 1 in a wireless charging scenario;

fig. 4 is a cross-sectional view of the charging device shown in fig. 3 taken along line a-a in a wireless charging scenario;

fig. 5 is a partial structural schematic diagram of a top view of the charging device shown in fig. 1 in a contact charging scenario;

fig. 6 is a partial cross-sectional view of the charging device shown in fig. 1 in a contact charging scenario.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The present disclosure provides a charging apparatus. Including casing, wireless module, the contact connecting piece of charging and magnetism subassembly of inhaling. The wireless charging module is used for providing a charging magnetic field for the equipment to be charged. The wireless charging module, the contact type connecting piece and the magnetic suction assembly are all arranged in the shell. One end of the contact connecting piece is connected with the power supply, and the other end of the contact connecting piece is used for being in contact connection with the equipment to be charged. When the equipment to be charged is charged, the magnetic attraction component is matched with the equipment to be charged in a magnetic attraction way.

Fig. 1 is a schematic structural diagram of a charging apparatus 1 according to the present disclosure from a top view. Fig. 2 is a sectional view of the charging device 1 shown in fig. 1 taken along line a-a. With reference to fig. 1 and 2, a charging device 1 includes a housing 2, a wireless charging module 3 for providing a charging magnetic field to a device to be charged, a contact connector 4, and a magnetic attraction assembly 5. The wireless charging module 3, the contact type connecting piece 4 and the magnetic attraction component 5 are arranged in the shell 2. One end of the contact connecting piece 4 is connected with a power supply, and the other end is used for being in contact connection with a device to be charged. When the equipment to be charged is charged, the magnetic attraction component 5 is matched with the equipment to be charged in a magnetic attraction way. The charging device 1 is a carrier as a device to be charged to be connected to commercial power. The device to be charged is charged by connecting the charging device 1. In the related art, the charging device 1 may wirelessly charge the device to be charged by a wireless transmission technique, or charge the device to be charged by wired contact. However, there is no charging device 1 compatible with wireless charging and contact charging on the market. In this embodiment, the magnetic component 5 is arranged in the charging device 1, and is matched with the device to be charged in a magnetic way. Specifically, treat that the inside magnet that is equipped with of battery charging outfit inhales the cooperation through 5 magnetism of subassembly of inhaling in this magnet and the battery charging outfit 1, make and treat that battery charging outfit can receive wireless charging energy and contact charging energy simultaneously, realize two unification charging mode, and reduce cost. In some embodiments, the magnetically attractive component 5 comprises a magnet. In some embodiments, the device to be charged may be a mobile phone, a PDA (Personal Digital Assistant), a mobile computer, a tablet computer, or other electronic devices.

Fig. 3 is a schematic structural diagram illustrating a top view of the charging device 1 shown in fig. 1 in a wireless charging scenario. Fig. 4 is a cross-sectional view of the charging apparatus 1 shown in fig. 3 taken along line a-a in a wireless charging scenario. Referring to fig. 3 and 4, the wireless charging module 3 includes a magnetic shielding material body 31 and a coil 32. The magnetic shield material body 31 is provided with an annular groove 33. The coil 32 is wound in the annular groove 33. The magnetic attraction member 5 includes a plurality of first magnets 51 arranged outside the magnetic shielding material body 31 in the circumferential direction of the magnetic shielding material body 31. In this embodiment, the coil 32 is disposed in the annular groove 33 for generating an electromagnetic field and thereby generating electrical energy. Through magnet and the cooperation of a plurality of first magnet 51 magnetism in the equipment of waiting to charge, make the equipment of waiting to charge be connected with charging equipment 1 and carry out wireless charging. In some embodiments, the coil 32 is wound in a ring-shaped configuration, and the size of the ring-shaped configuration matches the size of the ring-shaped groove 33, so that the coil 32 can be effectively placed in the ring-shaped groove 33.

In some embodiments, the magnetic shield material body 31 is provided with a first receiving groove 34 in a middle portion thereof. In this embodiment, the first receiving groove 34 is used for receiving the contact connector 4. When the device to be charged is charged, the contact pin of the contact type connecting piece 4 is connected with the contact pin of the device to be charged, so that the device to be charged is charged in a contact type.

In some embodiments, the touch connector 4 is disposed in the first receiving slot 34. So as to be electrically connected with the equipment to be charged, and the equipment to be charged is charged in a contact way.

In some embodiments, the magnetic attraction assembly 5 further includes a second magnet 52, and the second magnet 52 is embedded in the first receiving slot 34. The second magnet 52 has a second receiving groove 53 formed at a middle portion thereof, and the contact type connector 4 is received in the second receiving groove 53. In this embodiment, the second magnet 52 is disposed in the first receiving groove 34. When the device to be charged is charged, the second magnet 52 is attracted to the magnet in the device to be charged, so that the contact pin of the contact type connecting piece 4 is connected with the contact pin of the device to be charged, and the charging circuit is enabled to perform contact charging on the device to be charged.

In some embodiments, the magnetic attraction assembly 5 further includes a plurality of second magnets 52, and the plurality of second magnets 52 are embedded in the inner wall of the first receiving slot 34 along the circumferential direction of the first receiving slot 34. The second magnets 52 enclose a second receiving groove 53, and the touch connector 4 is disposed in the second receiving groove 53. In this embodiment, the plurality of second magnets 52 and the contact type connector 4 are disposed in the first receiving groove 34. The second magnets 52 are enclosed near the contact type connecting piece 4, and are used for being adsorbed by the magnets in the equipment to be charged when the equipment to be charged is charged, so that the contact pins of the contact type connecting piece 4 and the contact pins of the equipment to be charged are good in connection effect, and the charging circuit is used for performing contact charging on the equipment to be charged. In some embodiments, a plurality of second magnets 52 may also be provided on the upper surface of the touch connector 4.

Referring to fig. 3 and 4, in some embodiments, the magnetic shield material body 31 has an annular structure, and at least one of the outer side wall 311 and the inner side wall 312 of the magnetic shield material body 31 is formed with the boss 35. The body 31 of magnetic shielding material is arranged in an annular configuration, with the benefit of the coil 32 being wound in the annular recess 33. The outer side wall 311 and/or the inner side wall 312 of the magnetic shielding material body 31 are/is provided with the protruding portion 35, so that when the charging device 1 works in a wireless charging mode, an electromagnetic field generated by the coil 32 is more concentrated in the annular groove 33, coupling of the wireless charging magnetic field is enhanced, and wireless charging efficiency is effectively improved.

In some embodiments, the outer side wall 311 of the magnetic shield material body 31 is formed with a first convex portion 351, the inner side wall 312 of the magnetic shield material body 31 is formed with a second convex portion 352, and the inner wall of the first convex portion 351 and the outer wall of the second convex portion 352 enclose an annular groove 33. In this embodiment, the first protrusion 351 and the second protrusion 352 surround to form the annular groove 33, so as to facilitate the winding of the coil 32, and facilitate the electromagnetic field generated by the coil 32 to be more concentrated in the annular groove 33, thereby enhancing the coupling of the wireless charging magnetic field and effectively improving the wireless charging efficiency.

In some embodiments, the radial dimension of first lobe 351 is greater than the radial dimension of second lobe 352. First protrusion 351 may surround second protrusion 352, enabling an annular groove 33 to be formed.

Fig. 5 is a schematic partial structural diagram of a top view of the charging device 1 shown in fig. 1 in a contact charging scenario. As shown in fig. 5, the magnetic shield material body 31 is provided at a central portion thereof with a first receiving groove 34, and the contact type connector 4 is provided in the first receiving groove 34. In this embodiment, only a contact charging scenario is defined. The first receiving groove 34 is used to receive the contact type connector 4. When the equipment to be charged is charged in a contact mode, the contact pin of the contact connecting piece 4 is connected with the contact pin of the equipment to be charged, and therefore the charging circuit charges the equipment to be charged in a contact mode.

The distribution of the positions of the technical features of the contact connector 4, the first receiving groove 34, the second magnet 52, and the second receiving groove 53 in the contact charging scenario is similar to the distribution of the positions of the contact connector 4, the first receiving groove 34, the second magnet 52, and the second receiving groove 53 in the wireless charging scenario. Therefore, detailed description thereof is omitted.

In some embodiments, the charging device 1 further comprises a wiring board 6 for connecting a power supply, provided at the bottom of the body 31 of magnetic shielding material. In this embodiment, the circuit board 6 is used for connecting the device to be charged with power for wireless charging and/or contact charging. Specifically, a wireless transmission circuit is provided in the circuit board 6. A wireless charging receiving circuit is arranged in the device to be charged. When the device to be charged is charged wirelessly, the magnet in the device to be charged is adsorbed to the plurality of first magnets 51, and the wireless transmitting circuit provides electric energy to the wireless charging receiving circuit, so that the device to be charged is charged wirelessly; the circuit board 6 is provided with a charging circuit. When the equipment to be charged is charged in a contact mode, the contact pin of the contact connecting piece 4 is connected with the contact pin of the equipment to be charged, so that the charging circuit charges the equipment to be charged, and the equipment to be charged is charged in a contact mode.

Fig. 6 is a partial cross-sectional view of the charging device 1 shown in fig. 1 in a contact charging scenario. As shown in fig. 6, one end of the contact-type connector 4 is connected to the circuit board 6. In this embodiment, the circuit board 6 is electrically connected to the contact-type connecting member 4 for contacting the contact-type connecting member 4 to electrically connect the device to be charged for contact-type charging. In some embodiments, the touch connector 4 is a magnetically attractive multi-point contact connector.

The technical solutions disclosed in the embodiments of the present disclosure can complement each other without generating conflicts.

Other embodiments of the present disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A charging device, comprising: the charging device comprises a shell, a wireless charging module, a contact type connecting piece and a magnetic suction assembly, wherein the wireless charging module is used for providing a charging magnetic field for equipment to be charged;

when the equipment to be charged is charged, the magnetic attraction component is matched with the equipment to be charged in a magnetic attraction mode.

2. The charging device according to claim 1, wherein the wireless charging module comprises a magnetic shielding material body and a coil, the magnetic shielding material body is provided with an annular groove, and the coil is wound in the annular groove;

3. The charging apparatus according to claim 2, wherein a first receiving groove is provided in a central portion of the magnetic shield material body, and the contact type connecting member is disposed in the first receiving groove.

4. The charging device of claim 3, wherein the magnetic assembly further comprises a second magnet embedded in the first receiving slot; a second accommodating groove is formed in the middle of the second magnet, and the contact type connecting piece is arranged in the second accommodating groove; or

5. The charging device according to claim 2, wherein the magnetic shield material body is of an annular structure, and at least one of an outer side wall and an inner side wall of the magnetic shield material body is formed with a boss.

6. The charging apparatus according to claim 5, wherein an outer side wall of the magnetic shield material body is formed with a first boss, an inner side wall of the magnetic shield material body is formed with a second boss, and an inner wall of the first boss and an outer wall of the second boss enclose to form the annular groove.

7. The charging apparatus of claim 6, wherein a radial dimension of the first boss is greater than a radial dimension of the second boss.

8. The charging apparatus according to any one of claims 2 to 7, further comprising a circuit board for connecting a power supply, provided at a bottom of the magnetic shield material body, one end of the contact-type connecting member being connected to the circuit board.