CN218124355U

CN218124355U - TWS earphone multi-interface wireless charging extension box

Info

Publication number: CN218124355U
Application number: CN202222121450.9U
Authority: CN
Inventors: 黄杰辉
Original assignee: Shanghai Deman Electronics Technology Co Ltd
Current assignee: Shanghai Deman Electronics Technology Co Ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-12-23
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to a TWS earphone multi-interface wireless extension box that charges for charging the storehouse for the TWS earphone, which comprises an outer shell, the inner bag, PCB board system circuit, wireless transmitting coil that charges, the female seat of Type-C interface, female seat of Micro USB interface and interface option switch, the inner bag is located the shell, be equipped with the installation cavity between inner bag and the shell, PCB board system circuit and wireless transmitting coil that charges are located the installation cavity, the female seat of Type-C interface, female seat of Micro USB interface and interface option switch inlay and establish on the shell, interface option switch, PCB board system circuit and wireless transmitting coil that charges be electric connection in proper order, interface option switch respectively with the female seat of Type-C interface and the female seat electric connection of Micro USB interface. Compared with the prior art, the utility model discloses compatible Type-C charges and the charging mode of Micro USB.

Description

TWS earphone multi-interface wireless charging extension box

Technical Field

The utility model relates to an earphone charging technology especially relates to a TWS earphone multi-interface wireless extension box that charges.

Background

At present, as mainstream mobile phone manufacturers abandon 3.5mm earphone interfaces, TWS earphones gradually replace traditional 3.5mm interface wired earphones. The TWS headset is powered by a built-in battery, and usually needs to be used with a TWS charging bin. Taking apple as an example, a TWS headset issued by apple inc, airpots Pro, has two charging modes: firstly, a lighting data line which is authenticated by MFI of apple company is inserted into a lighting interface at the bottom of an AirPods Pro charging bin for charging; 2. the wireless charging is carried out by establishing connection between the wireless charging transmitting device conforming to the Qi standard and the wireless charging receiving device arranged in the AirPods Pro charging bin.

However, the use of a charging cabin has some inevitable disadvantages:

(1) The charging cabin has a single charging interface and cannot be charged by other types of data lines;

(2) If the charging bin is charged in a wireless charging mode, the charging bin needs to be matched with a wireless charging transmitting device for use. However, the mainstream wireless charging and transmitting devices in the market are generally overlarge in size and inconvenient to carry;

(3) Data lines of some types of interfaces are expensive and unacceptable to consumers. For example, the lighting data line with a length of 1 meter certified by MFI of apple Inc. has an apple official cyber selling price as high as 145 RMB, while the Type-C data line certified by USB standardization organization has a generally lower price, and for example, the Type-C data line certified by Hua and millet has an official cyber selling price of 29 RMB and 9.9 RMB, respectively.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an extension box that charges that TWS earphone many interfaces is wireless in order to overcome the defect that above-mentioned prior art exists, compatible Type-C charges and the charging mode of Micro USB.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a TWS earphone multi-interface wireless extension box that charges for TWS earphone charging bin charges, includes shell, inner bag, PCB board system circuit, wireless transmitting coil that charges, the female seat of Type-C interface, the female seat of Micro USB interface and interface selection switch, the inner bag be located the shell, inner bag and shell between be equipped with the installation cavity, PCB board system circuit and wireless transmitting coil that charges be located the installation cavity, the female seat of Type-C interface, the female seat of Micro USB interface and interface selection switch inlay and establish on the shell, interface selection switch, PCB board system circuit and the wireless transmitting coil that charges electric connection in proper order, interface selection switch respectively with the female seat of Type-C interface and the female seat electric connection of Micro USB interface.

Furthermore, the inner container comprises a flange and an accommodating cavity, the accommodating cavity is of a box body structure with one open end, and the flange is vertically fixed on the edge of the open end of the accommodating cavity.

Furthermore, the shell is a box structure with one open end.

Furthermore, the outer edge of the flange is matched with one end of the opening of the shell, and the flange, the outer side wall of the accommodating cavity and the inner side wall of the shell form an installation cavity.

Further, the shape of the accommodating cavity is matched with the TWS earphone charging bin.

Furthermore, the side wall of the shell is provided with a circular hole for observing a charging state indicator lamp of the charging bin of the TWS earphone.

Furthermore, the side wall of the shell is provided with a first square hole, and the interface selection switch is arranged on the first square hole.

Further, the shell lateral wall be equipped with the second quad slit, the female seat setting of Type-C interface on the second quad slit.

Furthermore, the shell side wall is provided with a third square hole, and the Micro USB interface female seat is arranged on the third square hole.

Further, the shell lateral wall be equipped with the fourth quad slit that aligns with the female seat of Type-C interface in TWS earphone charging bin.

Compared with the prior art, the utility model has the advantages of as follows:

(1) The utility model discloses wireless charging extension box includes the shell, the inner bag, PCB board system circuit, wireless charging transmitting coil, type-C interface mother seat, micro USB interface mother seat and interface selection switch, the inner bag is located the shell, be equipped with the installation cavity between inner bag and the shell, PCB board system circuit and wireless charging transmitting coil are located the installation cavity, type-C interface mother seat, micro USB interface mother seat and interface selection switch inlay are established on the shell, interface selection switch, PCB board system circuit and wireless charging transmitting coil be electric connection in proper order, interface selection switch respectively with Type-C interface mother seat and Micro USB interface mother seat electric connection, establish with the built-in wireless charging receiving coil of taking of TWS earphone charging storehouse through wireless charging transmitting coil and be connected and charge, wireless charging extension box can compatible Type-C charge and Micro USB charging mode, make the user can select other charging modes except lighting data line charging mode, the cost is saved;

(2) The shape of the accommodating cavity of the utility model is matched with the TWS earphone charging bin, which is convenient for fixing the TWS earphone charging bin, has compact structure and is convenient for carrying;

(3) The utility model discloses the shell lateral wall is equipped with the fourth quad slit that aligns with the female seat of Type-C interface in TWS earphone charging storehouse, and accessible fourth quad slit directly charges to TWS earphone charging storehouse with lighting data line, does not influence the original wired charging mode in TWS earphone charging storehouse 1.

Drawings

FIG. 1 is a schematic view of the assembly of a wireless charging extension box and a TWS headset charging bay;

fig. 2 is an exploded view of the wireless charging extension box;

FIG. 3 is a front view of the housing;

FIG. 4 is a bottom view of the housing;

FIG. 5 is a front view of the inner bladder;

FIG. 6 is a schematic perspective view of the housing;

FIG. 7 is a schematic perspective view of a TWS earphone charging chamber;

the reference numbers in the figures illustrate:

the TWS earphone charging cabin comprises a TWS earphone charging cabin body, a shell, a liner, a PCB system circuit, a wireless charging transmitting coil, a 6.Type-C interface female seat, a 7.micro USB interface female seat, a 8-interface selection switch, a 9-charging state indicator lamp, a 10.lighting interface female seat, a 11-circular hole, a 12-first square hole, a 13-second square hole, a 14-third square hole, a 15-fourth square hole, a 3-1 retaining side and a 3-2 accommodating cavity.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments. Note that the following description of the embodiments is merely an example of the nature, and the present invention is not intended to limit the application or the use thereof, and the present invention is not limited to the following embodiments.

Example 1

The utility model provides a TWS earphone multi-interface wireless extension box that charges for TWS earphone charging bin 1 charges, as fig. 2, including shell 2, inner bag 3, PCB board system circuit 4, wireless transmitting coil 5 that charges, type-C interface female seat 6, micro USB interface female seat 7 and interface selector switch 8, inner bag 3 is located shell 2, be equipped with the installation cavity between inner bag 3 and the shell 2, PCB board system circuit 4 and wireless transmitting coil 5 that charges are located the installation cavity, type-C interface female seat 6, micro USB interface female seat 7 and interface selector switch 8 inlay and establish on shell 2, interface selector switch 8, PCB board system circuit 4 and wireless transmitting coil 5 that charges be electric connection in proper order, interface selector switch 8 respectively with Type-C interface female seat 6 and Micro USB interface female seat 7 electric connection.

As shown in fig. 5, the inner container 3 comprises a rib 3-1 and an accommodating cavity 3-2, the accommodating cavity 3-2 is a box structure with an opening at one end, and the rib 3-1 is vertically fixed at the edge of the opening end of the accommodating cavity 3-2; the shell 2 is of a box body structure with an opening at one end, the outer edge of the flange 3-1 is matched with the opening end of the shell 2, and the flange 3-1, the outer side wall of the accommodating cavity 3-2 and the inner side wall of the shell 2 form an installation cavity;

the shape of the accommodating cavity 3-2 is matched with the TWS earphone charging bin 1, so that the TWS earphone charging bin 1 is convenient to fix, the structure is compact, and the carrying is convenient.

Referring to fig. 3 and 7, the side wall of the housing 2 is provided with a circular hole 11 for observing the charging status indicator lamp 9 of the TWS earphone charging chamber 1, referring to fig. 4 and 6, the side wall of the housing 2 is provided with a first square hole 12, the interface selection switch 8 is arranged on the first square hole 12, the side wall of the housing 2 is provided with a second square hole 13, the type-C interface female socket 6 is arranged on the second square hole 13, the side wall of the housing 2 is provided with a third square hole 14, and the micro USB interface female socket 7 is arranged on the third square hole 14.

The use process of the TWS earphone multi-interface wireless charging extension box is as follows:

as shown in fig. 1, the TWS earphone charging chamber 1 is inserted into the accommodating cavity 3-2;

Type-C power supply:

the interface selection switch 8 is shifted to the Type-C mark, the Type-C data line is inserted into the Type-C interface female seat 6, the PCB system circuit 4 is successfully electrified, the PCB system circuit 4 sends an instruction to the wireless charging transmitting coil 5, and the wireless charging to the TWS earphone charging bin 1 is started.

Micro USB power supply:

the interface selection switch 8 is shifted to the position of the Micro USB mark, a Micro USB data line is inserted into the Micro USB interface female seat 7, the PCB system circuit 4 is successfully electrified, the PCB system circuit 4 sends an instruction to the wireless charging transmitting coil 5, and the wireless charging to the TWS earphone charging bin 1 is started.

Example 2

In this embodiment, as shown in fig. 6 and 7, the sidewall of the housing 2 is provided with a fourth square hole 15 aligned with the female seat 10 of the Type-C interface of the TWS earphone charging bin 1, and the TWS earphone charging bin 1 can be directly charged by lighting data lines through the fourth square hole 15 without affecting the original wired charging mode of the TWS earphone charging bin 1. The rest is the same as in example 1.

Embodiment 1 and embodiment 2 provide a wireless extension box that charges of TWS earphone many interfaces, when not influencing the original wired charging mode of TWS earphone charging bin 1, make the user can select other charging modes except lighting data line charging mode, practice thrift the cost, extension box compact structure, portable.

The above embodiments are merely examples and do not limit the scope of the present invention. These embodiments may be implemented in other various manners, and various omissions, substitutions, and changes may be made without departing from the technical spirit of the present invention.

Claims

1. The utility model provides a TWS earphone multi-interface wireless extension box that charges for TWS earphone charging bin (1) charges, a serial communication port, including shell (2), inner bag (3), PCB board system circuit (4), wireless transmitting coil (5) that charges, female seat of Type-C interface (6), female seat of Micro USB interface (7) and interface selector switch (8), inner bag (3) be located shell (2), inner bag (3) and shell (2) between be equipped with the installation cavity, PCB board system circuit (4) and wireless transmitting coil (5) that charges be located the installation cavity, female seat of Type-C interface (6), female seat of Micro USB interface (7) and interface selector switch (8) inlay and establish on shell (2), interface selector switch (8), PCB board system circuit (4) and wireless transmitting coil (5) of charging electric connection in proper order, interface selector switch (8) respectively with female seat of Type-C interface (6) and female seat of Micro USB interface (7) electric connection.

2. The TWS earphone multi-interface wireless charging expansion box according to claim 1, wherein the inner container (3) comprises a rib (3-1) and an accommodating cavity (3-2), the accommodating cavity (3-2) is a box body structure with an opening at one end, and the rib (3-1) is vertically fixed on the edge of the opening end of the accommodating cavity (3-2).

3. A TWS earphone multi-interface wireless charging extension box according to claim 2, wherein the housing (2) is a box structure with one end open.

4. A TWS earphone multi-interface wireless charging extension box according to claim 3, wherein the outer edge of the rib (3-1) matches with the open end of the housing (2), and the rib (3-1), the outer side wall of the containing cavity (3-2) and the inner side wall of the housing (2) form a mounting cavity.

5. A TWS headset multi-interface wireless charging extension box according to claim 2, characterized in that the shape of the accommodation cavity (3-2) matches with the TWS headset charging chamber (1).

6. A TWS earphone multi-interface wireless charging extension box according to claim 1, wherein the side wall of the housing (2) is provided with a circular hole (11) for observing the charging status indicator light (9) of the TWS earphone charging chamber (1).

7. A TWS earphone multi-interface wireless charging extension box according to claim 1, wherein the side wall of the housing (2) is provided with a first square hole (12), and the interface selection switch (8) is arranged on the first square hole (12).

8. A TWS earphone multi-interface wireless charging extension box according to claim 1, wherein the side wall of the shell (2) is provided with a second square hole (13), and the Type-C interface female socket (6) is arranged on the second square hole (13).

9. A TWS earphone multi-interface wireless charging extension box according to claim 1, wherein a third square hole (14) is arranged on the side wall of the shell (2), and the Micro USB interface female socket (7) is arranged on the third square hole (14).

10. A TWS earphone multi-interface wireless charging extension box according to claim 1, wherein the side wall of the housing (2) is provided with a fourth square hole (15) aligned with the lighting interface female socket (10) of the TWS earphone charging chamber (1).