CN214205099U

CN214205099U - Charging coil assembly

Info

Publication number: CN214205099U
Application number: CN202021333462.2U
Authority: CN
Inventors: 陈焕年
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-09-14
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a charging coil subassembly, including being used for the little coil that charges to the wrist-watch, being used for the big coil that charges to cell-phone or earphone, the central axis of little coil is the same with the central axis of big coil, little coil place in the top at big coil middle part or little coil places in the centre of big coil, little coil and electron mainboard electric connection, the electric current flow direction of big coil is the same with the electric current flow direction of little coil. The beneficial effects of the utility model reside in that: the small coil is placed above the large coil or in the middle of the large coil, so that the space is greatly saved while the requirement for charging is met, and the charging seat is compact in structure, convenient to carry and low in cost.

Description

Charging coil assembly

Technical Field

The utility model relates to a wireless charging technology field especially relates to a charging coil subassembly.

Background

At present, coils on the market are separated, the coil for charging the mobile phone is in one position, the coil for charging the watch is in another position, and three coils are needed to charge the mobile phone watch and the earphone.

SUMMERY OF THE UTILITY MODEL

The utility model provides a charging coil subassembly solves charging seat bulky, with high costs problem.

In order to solve the technical problem, the utility model provides a charging coil subassembly, including being used for the little coil that charges to the wrist-watch, being used for the big coil that charges to cell-phone or earphone, the central axis of little coil is the same with the central axis of big coil, little coil place in the middle part of big coil the top or little coil places in the centre of big coil, little coil and electron mainboard electric connection, the electric current flow direction of big coil is the same with the electric current flow direction of little coil.

In the above structure, the small coil is placed on the magnetic block.

In the structure, a magnetic block round hole is formed in the middle of the magnetic block, and a cylindrical magnet is placed in the magnetic block round hole.

In the structure, the magnetic circuit board further comprises a large magnetic sheet, and the large magnetic sheet is placed between the large coil and the electronic main board.

In the above configuration, the current flowing direction of the large coil and the current flowing direction of the small coil are the same in the clockwise direction.

In the above configuration, the current flowing direction of the large coil and the current flowing direction of the small coil are the same counterclockwise direction.

The beneficial effects of the utility model reside in that: the small coil is placed above the large coil or in the middle of the large coil, so that the space is greatly saved while the requirement for charging is met, and the charging seat is compact in structure, convenient to carry and low in cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of a charging stand according to the present invention;

FIG. 2 is a perspective view of another angle of the charging stand of the present invention;

FIG. 3 is an exploded view of a charging stand according to the present invention;

FIG. 4 is a perspective view showing the usage of the present invention;

fig. 5 is a perspective view of the present invention.

In the figure, 1-bottom shell, 2-top shell, 3-electronic motherboard, 4-bracket, 5-large coil, 6-small coil, 7-magnet, 8-USB seat, 9-cylindrical magnet, 10-back glue, 11-magnet ring, 12-light guide column, and 13-light guide column opening.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to the attached drawings, the charging coil assembly comprises a small coil 6 used for charging a watch and a large coil 5 used for charging a mobile phone or an earphone, the central axis of the small coil 6 is the same as that of the large coil 5, the small coil 6 is placed above the middle of the large coil 5 or the small coil 6 is placed in the middle of the large coil 5, the large coil 5 and the small coil 6 are electrically connected with an electronic main board 3, and the current flowing direction of the large coil 5 is the same as that of the small coil 6.

Preferably, the small coil 6 is placed on a magnetic block 7.

Preferably, a magnetic block round hole is formed in the middle of the magnetic block 7, and a cylindrical magnet 9 is placed in the magnetic block round hole.

Preferably, it also comprises a large magnetic sheet placed between the large coil 5 and the electronic motherboard 3.

Preferably, the current flowing direction of the large coil 5 and the current flowing direction of the small coil 6 are the same clockwise direction.

Preferably, the current flowing direction of the large coil 5 and the current flowing direction of the small coil 6 are the same counterclockwise direction.

An embodiment specifically, there is use the utility model discloses a wireless charging seat, including shell subassembly, charging coil subassembly, electron mainboard 3, wherein the charging coil subassembly is including being used for the little coil 6 that charges to the wrist-watch, being used for the big coil 5 that charges to cell-phone or earphone, the central axis of little coil 6 is the same with big coil 5's the central axis, little coil 6 is placed in big coil 5's top or little coil 6 is placed in big coil 5's centre, be provided with on the electron mainboard 3 and be used for the USB seat 8 of being connected with the power, electron mainboard 3 and big coil 5, little coil 6, USB seat 8 electric connection, shell subassembly includes epitheca 2, drain pan 1, support 4, wherein drain pan 1 is provided with the screw post that is used for fixed bolster 4, support 4 is provided with the support hole that is used for the screw to pass, support 4 is connected and is used for the screw post of fixed bolster on support hole that the screw passed and the drain pan 1 and the screw post that the screw passed electronic support 4 was used for the fixed bolster The main board 3 is clamped between the bracket 4 and the bottom case 1.

Preferably, the upper shell 2 is attached to the support 4 by means of a backing adhesive 10.

Preferably, the bracket 4 is provided with a conical groove for hiding a screw cap, the screw is a countersunk head screw, and the screw cap of the screw can be sunk in the conical groove.

Preferably, the magnetic pan further comprises a magnet ring 11, the outer side surface of the bottom shell 1 is further provided with an annular groove for placing the magnet ring 11, and the magnet ring 11 is placed in the annular groove.

Preferably, the support 4 is provided with a light guide column 12 for guiding light, the bottom case 1 is provided with a light guide column opening 13, the light guide column 12 is placed in the light guide column opening 13, the electronic main board 3 is provided with a display lamp for displaying a charging state, and light of the display lamp can be outwards transmitted from the light guide column opening 13 of the bottom case 1 through the light guide column 12.

The central axis of the large coil 5 is a central straight line around which the large coil 5 is wound. The structure is that two coils are stacked together, so that different devices can be charged at the same position. The advantage is just putting several kinds of different equipment and realizing full compatible wireless charging on the epitheca 2 of charging coil subassembly top, has reduced the material cost and the cost of labor of product, has saved the space, and the shortcoming can only fill a equipment at the same time. The electric energy enters the electronic mainboard 3 from the USB interface on the electronic mainboard 3, and then the magnetic field generated by the charging coil assembly charges different devices, and the charged devices can sense the change of the magnetic field to obtain the electric energy.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A charging coil subassembly characterized by: including the little coil that is used for charging the wrist-watch, be used for the big coil that charges to cell-phone or earphone, the central axis of little coil is the same with the central axis of big coil, little coil is placed in the top at big coil middle part or little coil is placed in the centre of big coil, little coil and electron mainboard electric connection, the current flow direction of big coil is the same with the current flow direction of little coil.

2. The charging coil assembly of claim 1, wherein: the small coil is placed on the magnetic block.

3. The charging coil assembly of claim 2, wherein: a magnetic block round hole is formed in the middle of the magnetic block, and a cylindrical magnet is placed in the magnetic block round hole.

4. The charging coil assembly of claim 1, wherein: the large magnetic sheet is placed between the large coil and the electronic mainboard.

5. The charging coil assembly of claim 1, wherein: the current flowing direction of the large coil and the current flowing direction of the small coil are the same in the clockwise direction.

6. The charging coil assembly of claim 1, wherein: the current flowing direction of the large coil and the current flowing direction of the small coil are the same in the anticlockwise direction.