WO2022160472A1

WO2022160472A1 - Earphone assembly

Info

Publication number: WO2022160472A1
Application number: PCT/CN2021/087909
Authority: WO
Inventors: 高玉琼; 刘伟
Original assignee: 闻泰科技(深圳)有限公司
Priority date: 2021-01-28
Filing date: 2021-04-16
Publication date: 2022-08-04
Also published as: CN112887867A; CN112887867B

Abstract

Embodiments of the present disclosure provide an earphone assembly, which relate to the technical field of earphones. The earphone assembly comprises earphones and a charging box. The earphones are each provided with a first insertion piece. The charging box comprises a box body and a charging assembly, the box body is provided with an accommodating cavity configured to accommodate the earphones, the accommodating cavity communicates with an inner chamber of the box body, and the charging assembly is disposed within the inner chamber and is rotationally connected to the box body. The first insertion piece is configured to extend into the inner chamber and plug into the charging assembly when the earphones are subjected to an external force, and to drive the charging assembly to rotate relative to the box body, so that the earphones are turned over relative to the box body until the earphones are accommodated in the accommodating cavity. The charging assembly is configured to charge the earphones when in a state of being plugged into with the first insertion piece. In the earphone assembly, it may be guaranteed that earphones do not easily move inside of a charging box, a plugging in stroke may be shortened, and effective plugging in may be more easily achieved; in addition, the assembly facilitates users to confirm whether the earphones are plugged in in place, and a plugging in and electrical contact effect is guaranteed.

Description

Headphone components

CROSS-REFERENCE TO RELATED APPLICATIONS

The present disclosure claims priority to Chinese Patent Application No. 2021101210670, filed with the Chinese Patent Office on Jan. 28, 2021, and entitled "Headphone Assembly", the entire contents of which are incorporated herein by reference.

technical field

The present disclosure relates to the technical field of earphones, and in particular, to an earphone assembly.

Background technique

At present, True Wireless Stereo (TWS) headphones have gradually become a popular category of headphones. TWS earphones do not have traditional physical wires. The left and right earphones form a stereo system through Bluetooth. The mobile phone can be connected to one receiving end. The receiving end will send the stereo signal to the other receiving end through wireless transmission to form a stereo system.

TWS headphones are usually equipped with a charging box for charging. After the TWS earphones are put into the charging box, a certain external force is required to fix the earphones in the charging box to facilitate charging the earphones. In the related art, in order to prevent the earphone from shaking in the charging box, it is fixed by means of magnetic attraction, and the charging function is realized by using the shrapnel on the charging box or the resisting effect of the Pogo Pin. However, in the method of using magnet adsorption to fix the earphone, magnets or magnetic parts need to be arranged, which occupies the inner space of the earphone, increases the material cost, and increases the assembly process. If you use shrapnel or use the resistance of Pogo Pin to charge, there will be a problem of poor contact.

SUMMARY OF THE INVENTION

The purpose of the present disclosure includes providing an earphone assembly, which can ensure that the earphone is not easily shaken in the charging box, can shorten the plugging stroke, is easier to achieve effective plugging, and is convenient for the user to confirm whether the earphone is plugged in place, and ensures that the plugging and The effect of electrical contact.

Embodiments of the present disclosure can be implemented as follows:

In a first aspect, the present disclosure provides an earphone assembly including an earphone and a charging case. Wherein, the earphone is provided with a first plug connector. The charging box includes a box body and a charging assembly, the box body is provided with an accommodating cavity configured to accommodate an earphone, the accommodating cavity is communicated with the inner cavity of the box body, and the charging assembly is arranged on the inside the inner chamber and rotatably connected with the box body. The first plug connector is configured to extend into the inner chamber and plug into the charging assembly when the earphone is acted by an external force, and drive the charging assembly to rotate relative to the box body, so as to The earphone is turned over relative to the box body until it is accommodated in the accommodating cavity, and the charging assembly is configured to charge the earphone in a state of being plugged with the first plug connector.

Further, optionally, the charging assembly includes a first circuit board, a bracket and a second plug.

The first circuit board is mounted on the bracket, the second connector is electrically connected to the first circuit board, the bracket is rotatably connected to the box body, and the second connector is configured to be connected with the first circuit board. The first plug connector is plugged in.

Further, optionally, the bracket has a cover-like structure with one side open, the first circuit board is accommodated in the bracket through the opening, and a fixing port is opened on the bracket, and the first circuit board is opened in the bracket. When the circuit board is fixed on the bracket, the second plug is at least partially accommodated in the fixing opening.

Further, optionally, a rotating shaft is protruded on the bracket, and the box body includes a support frame and a lower casing.

The support frame and the lower shell are connected to form the inner chamber together, and the accommodating chamber is arranged on the support frame.

A rotating shaft support is provided on the side of the support frame away from the accommodating cavity for accommodating the earphone head, and the rotating shaft is rotatably matched with the rotating shaft support.

Further, optionally, a positioning member and a buckle are provided on the bracket.

The first circuit board is provided with a positioning hole, the positioning member extends into the positioning hole, and the first circuit board is clamped between the positioning member and the buckle.

Further, optionally, two positioning members are provided on the bottom inner wall of the bracket, and the two positioning members are not located on the same line parallel to the rotation axis on the bottom inner wall of the bracket.

Further, optionally, the positioning member includes a base and a positioning column protruding from the base, and the positioning column positions the first circuit board.

Further, optionally, a plurality of the buckles are provided, and the plurality of the buckles are arranged on the inner peripheral wall of the bracket at intervals.

Further, optionally, the charging assembly further includes a second circuit board and a flexible circuit board.

The second circuit board is electrically connected to the first circuit board through the flexible circuit board.

The second circuit board is provided with a power supply interface, which is configured to be connected to an external power supply.

Further, optionally, the power interface is welded on the second circuit board, and the power interface (350) is a type-c interface, a micro-USB interface, or a lightning interface.

Further, optionally, the first connector is a type-c connector, the second connector is a type-c female socket, and the type-c connector is connected to the type-c connector Female socket mating.

Further, optionally, the type-c connector includes a plurality of type-c pins.

A plurality of the type-c pins include a plurality of charging pins, and the type-c female seat is provided with a female seat tongue, and the female seat tongue can be inserted between the plurality of charging pins to Allow the charging case to charge the earphones.

Further, optionally, a plurality of the type-c pins also include a plurality of fixed pins, the female seat tongue can be inserted between the plurality of the fixed pins, and the plurality of the fixed pins are far away from each other. One end of the female seat tongue is wrapped by an insulator.

Further, optionally, there are two earphones, both of which are provided with the type-c connectors, and the type-c connectors of the two earphones together form a type-c connector A male seat, the type-c male seat is plugged and matched with the type-c female seat.

Further, optionally, the earphone includes an earphone head and an earphone handle.

One end of the earphone handle is connected to the earphone head, and the first plug connector is arranged at one end of the earphone handle away from the earphone head.

In a state in which the first plug connector is plugged into the charging assembly, the earphone handle can be turned over relative to the box body until the earphone is horizontally placed in the accommodating cavity.

Further, optionally, the accommodating cavity (210) is laterally arranged on the support frame (230).

Further, optionally, the earphone (10) can be inserted into the accommodating cavity (210) obliquely and plugged with the charging assembly (300), or can be inserted into the accommodating cavity (210) vertically and plugged with the charging assembly (300).

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present disclosure more clearly, the following briefly introduces the accompanying drawings that need to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present disclosure, and therefore do not It should be regarded as a limitation of the scope, and for those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic three-dimensional structural diagram of an earphone assembly provided by an embodiment of the present disclosure;

2 is a schematic diagram of an exploded structure of an earphone assembly provided by an embodiment of the present disclosure;

3 is a schematic diagram of a plugging state of an earphone and a charging assembly of the earphone assembly provided by the embodiment of the present disclosure, wherein a support frame is omitted in the figure;

4 is a schematic structural diagram of a support frame of an earphone assembly provided by an embodiment of the present disclosure from a first perspective;

5 is a schematic structural diagram of a support frame of an earphone assembly from a second perspective according to an embodiment of the present disclosure;

6 is a schematic structural diagram of a bracket of an earphone assembly according to an embodiment of the present disclosure;

7 is a schematic diagram of a state in which the first circuit board of the earphone assembly according to the embodiment of the present disclosure is mounted on the bracket;

8 is a schematic structural diagram of a first circuit board of an earphone assembly according to an embodiment of the present disclosure;

9 is a schematic diagram of an exploded structure of an earphone of an earphone assembly provided by an embodiment of the present disclosure;

FIG. 10 is a schematic view of the bottom structure of the earphone of the earphone assembly provided by the embodiment of the present disclosure;

FIG. 11 is a schematic view of a partially enlarged structure at XI in FIG. 10;

Fig. 12 is the pin definition diagram of the type-c interface in the related art;

13 is a schematic structural diagram of a positioning port of an earphone of an earphone assembly according to an embodiment of the present disclosure;

14 is a schematic cross-sectional structural diagram of an earphone assembly provided by an embodiment of the present disclosure, wherein the first plug connector is plugged with the second plug connector;

Fig. 15 is a partial enlarged structural schematic diagram at XV in Fig. 14;

16 is a schematic diagram of an oblique insertion state of the earphone of the earphone assembly provided by the embodiment of the present disclosure;

17 is a schematic diagram of a state in which an earphone of the earphone assembly according to an embodiment of the present disclosure rotates in a state in which the first plug-in connector and the second plug-in connector are plugged in;

18 is a schematic diagram of the state in which the earphone of the earphone assembly provided by the embodiment of the present disclosure is rotated to be accommodated in the accommodating cavity in the state where the first plug connector and the second plug connector are plugged.

FIG. 19 is an exploded view of a mounting structure of the first circuit board and the bracket of the earphone assembly according to the embodiment of the present disclosure.

Reference number:

1- Headphone assembly;

10-headphone; 110-first connector; 111-bottom shell; 1111-positioning port; 112-type-c pin; 1121-charging pin; 1122-fixing pin; 113-shrapnel; 120-headphone head ;130-Headphone handle;

20-charging box; 200-box body; 210-accommodating cavity; 220-inner cavity; 230-support frame; 231-first surface; 232-second surface; 233-rotating shaft support; 240-lower shell ;250-cover; 300-charging assembly; 310-first circuit board; 311-accommodating opening; 312-positioning hole; 3121-bolt; 320-bracket; 321-fixing opening; 322-rotating shaft; 3231-base; 3232-positioning post; 3233-boss; 3234-threaded hole; 324-buckle; 330-second connector; 331-female tongue; 340-second circuit board; 350-power Interface; 360-flex circuit board.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions in the embodiments of the present disclosure will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments These are some, but not all, embodiments of the present disclosure. The components of the disclosed embodiments generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the disclosure provided in the accompanying drawings is not intended to limit the scope of the disclosure as claimed, but is merely representative of selected embodiments of the disclosure. Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present disclosure.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present disclosure, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. appear, the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, or It is the usual orientation or positional relationship when the product of the invention is used, and is only for the convenience of describing the present disclosure and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation , and therefore should not be construed as a limitation of the present disclosure.

In addition, where the terms "first", "second" and the like appear, they are only used to differentiate the description, and should not be construed as indicating or implying relative importance.

It should be noted that the features in the embodiments of the present disclosure may be combined with each other without conflict.

Referring to FIG. 1 , an embodiment of the present disclosure provides an earphone assembly 1 . The earphone assembly 1 includes an earphone 10 and a charging box 20 . The earphone 10 can be accommodated in the charging box 20 , and the earphone 10 can be charged through the charging box 20 . . Wherein, the earphone 10 can be a Bluetooth earphone, and further can be a TWS earphone. The earphone assembly 1 does not need to use a magnetic suction structure, and can not only fix the earphone 10 to ensure that the earphone 10 is not easily shaken in the charging box 20 , but also ensure good charging contact and supplement the earphone 10 with electrical energy. In addition, by using the method of rotating the earphone 10 after inserting the earphone 10 into the charging box 20, the plugging stroke can be shortened, and it is easier to realize effective plugging.

As shown in FIG. 2 and FIG. 3 , the earphone 10 is provided with a first plug connector 110 . The charging box 20 includes a box body 200 and a charging assembly 300. The box body 200 is provided with a accommodating cavity 210 configured to accommodate the earphone 10. The accommodating cavity 210 is communicated with the inner cavity 220 of the box body 200, and the charging assembly 300 is disposed in the inside the inner chamber 220 and rotatably connected with the box body 200 . The first plug 110 is configured to extend into the inner chamber 220 and plug into the charging assembly 300 when the earphone 10 is acted by an external force, and drive the charging assembly 300 to rotate relative to the box body 200, so that the earphone 10 is relative to the box body 200 is turned over until it is accommodated in the accommodating cavity 210 , and the charging assembly 300 is configured to charge the earphone 10 in a state of being plugged with the first plug 110 .

In the earphone assembly 1 provided by the embodiment of the present disclosure, the charging assembly 300 can charge the earphone 10 by using the first plug 110 to be plugged into the charging assembly 300 , which can enhance the contact and fixation of the electrical connection between the earphone 10 and the charging box 20 . Effect. In this way, it is not necessary to use magnets for magnetic fixation, which not only ensures that the earphone 10 is not easily shaken in the charging box 20 , but also saves the internal space of the earphone 10 and the charging box 20 , reduces material costs and improves the assembly process. In addition, by using the method of inserting the earphone 10 and then rotating the earphone 10, the plugging stroke can be shortened, it is easier to achieve effective plugging, and it is convenient for the user to confirm whether the earphone 10 is plugged in place, so as to ensure the effect of plugging and electrical contact.

It should be noted that the accommodating cavity 210 is laterally disposed on the box body 200 , so that the earphone 10 can be placed laterally in the accommodating cavity 210 . The earphone 10 can be inserted into the accommodating cavity 210 obliquely and plugged with the charging assembly 300 , or can be inserted into the accommodating cavity 210 vertically and plugged with the charging assembly 300 . It is enough to reserve a space for the rotation of the earphone 10 and the charging assembly 300 . The oblique insertion of the earphone 10 can be considered as an acute angle between the overall extension direction of the earphone 10 and the plane on the box body 200 on which the accommodating cavity 210 is opened, that is, the earphone 10 is inserted obliquely relative to the plane; the vertical insertion of the earphone 10 can be considered as an earphone The extending direction of the whole 10 is perpendicular to the plane on the box body 200 on which the accommodating cavity 210 is opened, that is, it is inserted perpendicularly to the plane. In this embodiment, the earphone 10 is inserted obliquely as an example for specific description.

After the earphone 10 is plugged in, the earphone 10 is rotated to be accommodated in the accommodating cavity 210 , the insertion stroke of the earphone 10 is shorter, and it is easier for the user to confirm whether the earphone 10 is inserted in place. The user then rotates the earphone 10 so that the earphone 10 is accommodated in the accommodating cavity 210 , which can ensure the electrical contact between the first plug-in connector 110 and the charging assembly 300 , so that the two are more securely fixed.

The specific structure of the charging box 20 of the earphone assembly 1 provided in this embodiment is described in detail below:

As shown in FIG. 2 , the box body 200 includes a support frame 230 , a lower case 240 and a cover body 250 . Wherein, the support frame 230 and the lower casing 240 are connected and together form the inner chamber 220 . The cover body 250 is hinged with the lower casing 240, and is configured to open or cover the charging box 20, so as to realize switching of the opening and closing states. Optionally, the support frame 230 may be connected to the lower casing 240 through a clip, and bonded to the lower casing 240 by dispensing glue, so as to be fixed to the lower casing 240 .

As shown in FIG. 4 and FIG. 5 , the support frame 230 has a substantially plate-like structure. The accommodating cavity 210 is disposed on the support frame 230 . In this embodiment, the support frame 230 has a first surface 231 and a second surface 232 respectively disposed on the front and back sides, the accommodating cavity 210 is laterally disposed on the first surface 231, and the size and shape of the accommodating cavity 210 are approximately It is matched with the earphone 10 so that the earphone 10 is transversely placed in the accommodating cavity 210 . One end of the accommodating cavity 210 has a communication port 234, the communication port 234 is configured to communicate with the inner chamber 220 and corresponds to the position of the charging assembly 300, so that the earphone 10 is inserted into the accommodating cavity 210 and passes through the communication port 234 and the charging assembly 300 plugs. A rotating shaft support 233 is provided on the side of the support frame 230 that is far from the accommodating cavity 210 for accommodating the earphone head 120 , and the rotating shaft support 233 is configured to be rotatably connected with the charging assembly 300 . In this embodiment, the rotating shaft supports 233 are disposed on the second surface 232 , and two rotating shaft supports 233 can be selected. The two rotating shaft supports 233 are respectively disposed on the second surface 232 corresponding to two sides of the accommodating cavity 210 . Location. It should be noted that the oblique insertion of the earphone 10 may be considered as an acute angle between the overall extension direction of the earphone 10 and the first surface 231 .

As shown in FIG. 2 , the charging assembly 300 includes a first circuit board 310 , a bracket 320 , a second plug connector 330 , a second circuit board 340 , a flexible circuit board 360 and a power interface 350 . The bracket 320 is rotatably connected to the box body 200 , the first circuit board 310 is mounted on the bracket 320 , the second plug 330 is electrically connected to the first circuit board 310 , and the second plug 330 is configured to be connected to the first plug 110 plugged in. The second circuit board 340 is fixed in the lower casing 240 , and the second circuit board 340 is electrically connected to the first circuit board 310 through the flexible circuit board 360 . The power interface 350 is disposed on the second circuit board 340 and configured as an external external power source, so that the external power source can charge the charging box 20 through the power interface 350 . Optionally, the power interface 350 is welded on the second circuit board 340, and the power interface 350 may be a type-c interface, a micro-USB, or a charging interface such as lightning.

In the state where the first plug 110 is plugged with the second plug 330, the second circuit board 340 can charge the earphone 10 through the flexible circuit board 360 and the first circuit board 310, and when the earphone 10 is opposite to the box body When the 200 rotates, driven by the first plug 110, the second plug 330, the first circuit board 310 and the bracket 320 are rotated relative to the box 200 as a whole, so that the earphone 10 can be rotated and accommodated in the accommodating cavity 210 . In addition, by arranging the flexible circuit board 360 , the electrical connection between the first circuit board 310 and the second circuit board 340 is ensured to realize power transmission, and the first circuit board 310 , the second plug connector 330 and the bracket 320 can be ensured. turn together.

As shown in FIG. 6 and FIG. 7 , further, the bracket 320 is generally in the shape of a cover with one side open, and the first circuit board 310 can be accommodated in the bracket 320 through the opening. The bracket 320 is provided with a fixing opening 321 . When the first circuit board 310 is fixed to the bracket 320 , the second plug 330 is at least partially located in the fixing opening 321 . A rotating shaft 322 is protruded on the bracket 320 , and the rotating shaft 322 is configured to rotate and cooperate with the rotating shaft support 233 , so that the bracket 320 can rotate relative to the box body 200 . In this embodiment, optionally, there are two rotating shafts 322 . The two rotating shafts 322 are respectively disposed at opposite ends of the bracket 320 and configured to rotate and cooperate with the two rotating shaft supports 233 respectively, and the two rotating shafts 322 are arranged coaxially.

In addition, the bracket 320 is provided with a positioning member 323 and a buckle 324 , the positioning member 323 and the buckle 324 jointly fix the first circuit board 310 , and the first circuit board 310 is clamped between the positioning member 323 and the buckle 324 . In this embodiment, the positioning member 323 is disposed on the bottom inner wall of the bracket 320, and two positioning members 323 may be provided. The first circuit board 310 is fixed on the bracket 320 so that it is not easy to shake. Each positioning member 323 includes a base 3231 and a positioning column 3232 protruding from the base 3231 , wherein the positioning column 3232 positions the first circuit board 310 . The buckle 324 is disposed on the inner peripheral wall of the bracket 320 . A plurality of buckles 324 may be provided, and the plurality of buckles 324 are arranged on the inner peripheral wall of the bracket 320 at intervals. The buckle 324 is configured to hold the first circuit board 310 positioned on the positioning post 3232 between the buckle 324 and the base 3231 .

As shown in FIG. 8 , the first circuit board 310 is substantially a rectangular plate with a receiving opening 311 on one side. The second plug 330 is received in the receiving opening 311 and is welded to the first circuit board 310 . The first circuit board 310 is provided with a positioning hole 312 , and the positioning member 323 can extend into the positioning hole 312 to position the first circuit board 310 . In this embodiment, when the first circuit board 310 is fixed to the bracket 320, the first circuit board 310 is placed in the bracket 320, and the positioning posts 3232 pass through the positioning holes 312, so as to realize the positioning of the first circuit board 310. An edge portion of the circuit board 310 presses the buckle 324 to deform the buckle 324 until the first circuit board 310 passes over the buckle 324 and is clamped between the buckle 324 and the base 3231 . In this way, the first circuit board 310 and the bracket 320 are firmly fixed and not easily shaken. In addition, as shown in FIG. 19 , as a structure for further fixing the first circuit board 310 on the bracket 320, a boss 3233 may be provided on the bracket 320, and a threaded hole 3234 passing through the bracket 320 is provided in the middle of the boss 3233, After aligning the positioning holes 312 of the first circuit board 310 with the threaded holes 3234 of the bracket 320, screw in the bolts 3121, so that the lower surface of the first circuit board 310 is in close contact with the upper surface of the boss 3233 and the first The circuit board 310 exerts a force so that the first circuit board 310 is tightly fixed. With this structure, the first circuit board 310 is firmer and less prone to shaking, and the durability and stability are better.

The second plug 330 is a type-c female socket, and the type-c socket is provided with a female socket tongue 331 , and the female socket tongue 331 is configured to be plugged and matched with the first socket 110 . It should be noted that the pins of the type-c female socket are in line with the industry standard parts of the type-c interface, and the pins with the charging function are symmetrical up and down and left and right.

The specific structure of the earphone 10 of the earphone assembly 1 provided in this embodiment is described in detail below:

As shown in FIG. 9 , there are two earphones 10 . Both earphones 10 are provided with a first plug connector 110 . The first plug connector 110 can be optionally a type-c connector. The plug connectors together form a type-c male socket, and the type-c male socket and the type-c female socket are inserted and matched. It should be noted that, optionally, the first plug-in connector 110 may also adopt other types of plug-in structures, as long as it can be plugged and matched with the second plug-in connector 330 to realize the charging function.

As shown in FIGS. 9 to 11 , it should be noted that the type-c plug connectors of the two earphones 10 are combined to form a type-c male socket, which can be plugged and matched with a type-c female socket at the same time. The charging effect can be ensured, the structure of the plug-and-connection can be simplified, and the space can be saved. Of course, it should be understood that the two earphones 10 can also be inserted separately and mated with the type-c female socket to realize fixing and charging. The number of type-c female seats can be one or two. In addition, it should be noted that the structure of the formed type-c male seat is similar to that of the industry standard part conforming to the type-c interface, and has similar cross-sectional dimensions so as to be matched with the type-c female seat.

Each earphone 10 includes an earphone head 120 and an earphone stem 130 . One end of the earphone handle 130 is connected to the earphone head 120 , and the first plug 110 is disposed at one end of the earphone handle 130 away from the earphone head 120 . In a state in which the first plug 110 is plugged into the charging assembly 300 , the earphone handle 130 can be turned over relative to the box body 200 until the earphone 10 is placed horizontally in the accommodating cavity 210 .

In the present embodiment, the inner pins of the left and right earphones 10 are symmetrical up and down, and each pair is formed into a group, and the material is metal. Optionally, the type-c connector of each earphone 10 may include a bottom case 111 and a plurality of type-c pins 112 mounted on the bottom case 111 . The bottom case 111 is connected to the end of the earphone handle 130 away from the earphone head 120 . Optionally, the bottom case 111 is connected and sealed with the earphone stem 130 through adhesive or dispensing.

The plurality of type-c pins 112 are pins of the type-c interface, and the plurality of type-c pins 112 include a plurality of charging pins 1121 and a plurality of fixing pins 1122 . The plurality of charging pins 1121 are all electrically connected to the main board in the earphone 10 , and the female socket tongue 331 can be inserted into the first connector 110 and contact with the plurality of charging pins 1121 , and the plurality of charging pins 1121 can be used to charge the earphone 10 . . That is to say, among the plurality of type-c pins 112 of each earphone 10 , there are a plurality of charging pins 1121 , for example, two pairs of pins can be used for charging. The rest of the type-c pins 112 can be fixed pins 1122, which are not electrically connected to the main board in the earphone 10, and are configured to clamp the type-c female seat when mated with the type-c female seat, so as to fix the earphone. The function of 10 prevents the earphone 10 from shaking in the charging box 20, and ensures a stable physical connection and electrical connection. One end of the plurality of fixing pins 1122 away from the female base tongue 331 is wrapped by an insulator (not shown), so that the fixing pins 1122 are not electrically connected to the main board in the earphone 10 . Among them, the insulator can be selected from insulating plastics.

11 and FIG. 12 , in this embodiment, each earphone 10 includes five groups of type-c pins 112 , and each group of type-c pins 112 is two oppositely arranged type-c pins 112 . Among them, the charging pin 1121 is two groups of pins of GND and Vbus, which play a charging role. The remaining type-c pins 112 are all fixed pins 1122 .

It should be further noted that the two earphones 10 are provided with a total of 10 groups of type-c pins 112 , and in this embodiment, four groups of pins are used for charging, and the remaining six groups of type-c pins 112 are fixed. effect. In the pin definition specification of the type-c interface, there are a total of 12 sets of pins. In this embodiment, the two sets of pins in the middle are omitted, so that a gap is reserved between the two earphones 10 to avoid two sets of pins on the left and right. The friction of each earphone 10 causes damage.

In order to further ensure the fixing effect, in this embodiment, the type-c connector of each earphone 10 includes an elastic piece 113 , and the elastic piece 113 is installed on the bottom case 111 and located on the side of the plurality of type-c pins 112 . It should be noted that, optionally, the elastic piece 113 is located on the inner wall of one end of the bottom case 111 . In this way, the elastic pieces 113 of the two earphones 10 are disposed opposite to each other. In the state where the female socket tongue pieces 331 are inserted between the plurality of charging pins 1121 and the plurality of fixing pins 1122, the elastic pieces 113 abut against the type-c female socket, thereby The two elastic pieces 113 are clamped to the type-c female seat, so that the earphone 10 can be firmly fixed in the charging box 20 .

As shown in FIG. 13 , in addition, positioning openings 1111 are provided on the opposite sides of the bottom shells 111 of the left and right earphones 10 , so as to prevent the user from inserting in place. The positioning opening 1111 on the single earphone 10 is arranged opposite to the elastic piece 113 . In addition, optionally, the depths of the positioning openings 1111 provided in the bottom shells 111 of the two earphones 10 are asymmetrical, which can achieve a foolproof effect, which is beneficial for the user to insert and locate the earphones 10 . Of course, optionally, other foolproof methods may also be adopted, such as changing the appearance of the earphone 10 and the like.

14 and 15 , the process of inserting and removing the earphone 10 of the earphone assembly 1 provided in this embodiment is described in detail below:

Referring to FIG. 16 , when the earphone 10 needs to be inserted into the charging case 20 for charging, the earphone 10 is inclined to be inserted into the accommodating cavity 210 (in the direction indicated by the arrow A in FIG. 16 ), so that the first plug 110 is connected to the accommodating cavity 210 . The second plug connector 330 is plug-fitted. At this time, the female socket tongue 331 is inserted between the plurality of charging pins 1121 to charge the earphone 10 through the charging box 20; the female socket tongue 331 is inserted between the plurality of fixing pins 1122, so as to be clamped by the fixing pins 1122 Hold the female seat tongue 331 to fix the earphone 10 . As shown in FIG. 17 , while keeping the first plug 110 and the second plug 330 in a state of being plugged and fitted, a downward force is applied to the earphone 10, so that the earphone 10 rotates downward relative to the box body 200 (along the 17), under the driving of the earphone 10, the second plug 330, the bracket 320 and the first circuit board 310 rotate together as a whole, wherein the rotating shaft 322 of the bracket 320 rotates relative to the rotating shaft support 233, Until the earphone 10 is accommodated in the accommodating cavity 210 . Referring to FIG. 18 , in the state where the first plug 110 is plugged with the second plug 330 , the second circuit board 340 realizes power transmission through the flexible circuit board 360 and the first circuit board 310 , so that the earphone 10 is connected to the earphone 10 . Charge. At this time, the cover body 250 may be rotated (in the direction indicated by the arrow C in FIG. 18 ) to close the cover body 250 .

When the earphone 10 needs to be taken out from the charging case 20, the cover body 250 is rotated to open the cover body 250 (the direction of rotation is opposite to the direction indicated by the arrow C in FIG. 18 ), the earphone head 120 is pulled, and the earphone 10 is rotated upward to the inclined direction. state (the direction of rotation is opposite to the direction indicated by the arrow B in FIG. 17 ), and then the force is applied upwardly (the direction of the force is opposite to the direction indicated by the arrow A in FIG. 16 ), so that the first plug 110 and the second plug are connected The pieces 330 are separated, thereby pulling out the earphone 10 obliquely.

To sum up, in the earphone assembly 1 provided by the embodiment of the present disclosure, the charging assembly 300 charges the earphone 10 by using the first plug connector 110 to be plugged into the charging assembly 300 , which can enhance the electrical connection between the earphone 10 and the charging box 20 . In this way, it is not necessary to use magnets for magnetic fixation, which can not only ensure that the earphone 10 is not easy to shake in the charging box 20, but also save the internal space of the earphone 10 and the charging box 20, reduce material costs and improve the assembly process. . In addition, by using the method of inserting the earphone 10 and then rotating the earphone 10, the plugging stroke can be shortened, it is easier to achieve effective plugging, and it is convenient for the user to confirm whether the earphone 10 is plugged in place, so as to ensure the effect of plugging and electrical contact.

The above is only the specific content of the present disclosure, but the protection scope of the present disclosure is not limited to this. Any person skilled in the art who is familiar with the technical scope of the present disclosure can easily think of changes or substitutions. should be included within the scope of protection of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Industrial Applicability

The earphone assembly provided by the embodiment of the present disclosure can enhance the contact and fixation effect of the electrical connection between the earphone 10 and the charging box 20 . In this way, it is not necessary to use a magnet for magnetic fixation, which can not only ensure that the earphone 10 is not easily shaken in the charging box 20 , but also can The internal space of the earphone 10 and the charging box 20 is saved, the material cost is reduced and the assembly process is improved, the plugging stroke can be shortened, the effective plugging can be realized more easily, and it is convenient for the user to confirm whether the earphone 10 is plugged in place, ensuring the plugging and electrical contact Effect.

Claims

An earphone assembly, characterized in that it comprises an earphone (10) and a charging box (20);

A first plug connector (110) is provided on the earphone (10);

The charging box (20) includes a box body (200) and a charging assembly (300), the box body (200) is provided with an accommodating cavity (210) configured to accommodate an earphone (10), and the accommodating cavity (210) is configured to accommodate the earphone (10). The cavity (210) communicates with the inner cavity (220) of the box body (200), and the charging assembly (300) is arranged in the inner cavity (220) and rotates with the box body (200) connect;

The first plug connector (110) is configured to extend into the inner chamber (220) and plug into the charging assembly (300) when the earphone (10) is acted on by an external force, and drive the charging assembly (300). The charging assembly (300) is rotated relative to the box body (200), so that the earphone (10) is turned over relative to the box body (200) until it is accommodated in the accommodating cavity (210), so that the The charging assembly (300) is configured to charge the earphone (10) in a state of being plugged with the first plug connector (110).
The earphone assembly according to claim 1, wherein the charging assembly (300) comprises a first circuit board (310), a bracket (320) and a second plug (330);

The first circuit board (310) is mounted on the bracket (320), the second plug (330) is electrically connected to the first circuit board (310), and the bracket (320) is connected to the The box body (200) is rotatably connected, and the second plug connector (330) is configured to be plugged with the first plug connector (110).
The earphone assembly according to claim 2, wherein the bracket (320) has a cover-like structure with an opening on one side, and the first circuit board (310) is received in the bracket (320) through the opening Inside, the bracket (320) is provided with a fixing opening (321), and when the first circuit board (310) is fixed on the bracket (320), the second plug (330) is at least partially located in the bracket (320). inside the fixing port (321).
The earphone assembly according to claim 2 or 3, wherein a rotating shaft (322) is protruded on the bracket (320), and the box body (200) includes a support frame (230) and a lower casing (240) );

The support frame (230) and the lower shell (240) are connected and together form the inner chamber (220), and the accommodating chamber (210) is arranged on the support frame (230);

A rotating shaft support (233) is provided on the side of the support frame (230) that is far away from the accommodating cavity (210) for accommodating the earphone head (120), and the rotating shaft (322) is connected to the rotating shaft support ( 233) Rotation fit.
The earphone assembly according to claim 4, wherein a positioning member (323) and a buckle (324) are provided on the bracket (320);

The first circuit board (310) is provided with a positioning hole (312), the positioning member (323) extends into the positioning hole (312), and the first circuit board (310) is clamped in the positioning hole (312). between the positioning member (323) and the buckle (324).
The earphone assembly according to claim 5, characterized in that, two positioning members (323) are provided on the bottom inner wall of the bracket (320), and the two positioning members (323) are located on the bracket (320). ) of the bottom inner wall is not located on the same line parallel to the rotating shaft (322).
The earphone assembly according to claim 5, wherein the positioning member (323) comprises a base (3231) and a positioning post (3232) protruding from the base (3231), the positioning post (3232) Positioning the first circuit board (310).
The earphone assembly according to claim 7, characterized in that a plurality of the buckles (324) are provided, and the plurality of the buckles (324) are arranged on the inner peripheral wall of the bracket (320) at intervals.
The earphone assembly according to any one of claims 2 to 8, wherein the charging assembly (300) further comprises a second circuit board (340) and a flexible circuit board (360);

The second circuit board (340) is electrically connected to the first circuit board (310) through the flexible circuit board (360);

The second circuit board (340) is provided with a power supply interface (350) configured to connect to an external power supply.
The earphone assembly according to claim 9, wherein the power interface (350) is welded on the second circuit board (340), and the power interface (350) is a type-c interface or a micro-USB interface interface or lightning interface.
The earphone assembly according to any one of claims 2-10, wherein the first plug (110) is a type-c plug, and the second plug (330) is a type -c female socket, the type-c plug connector is plug-fitted with the type-c female socket.
The earphone assembly according to claim 11, wherein the type-c connector comprises a plurality of type-c pins (112);

A plurality of the type-c pins (112) include a plurality of charging pins (1121), and a female seat tongue (331) is provided on the type-c female seat, and the female seat tongue (331) can be Inserting between the plurality of charging pins (1121) enables the charging box (20) to charge the earphone (10).
The earphone assembly according to claim 12, wherein the plurality of type-c pins (112) further comprise a plurality of fixing pins (1122), and the female socket tongue (331) can be inserted into a plurality of fixed pins (1122). Between the fixing pins (1122), one end of the plurality of fixing pins (1122) away from the female seat tongue (331) is wrapped by an insulator.
The earphone assembly according to claim 11, characterized in that, there are two earphones (10), the type-c connectors are both provided with the two earphones (10), and the two earphones (10) are provided with the type-c connector. 10) The type-c plug connectors together form a type-c male socket, and the type-c male socket and the type-c female socket are inserted and matched.
The earphone assembly according to claim 1, wherein the earphone (10) comprises an earphone head (120) and an earphone handle (130);

One end of the earphone handle (130) is connected to the earphone head (120), and the first plug connector (110) is arranged at one end of the earphone handle (130) away from the earphone head (120);

When the first plug (110) is plugged with the charging assembly (300), the earphone handle (130) can be turned over relative to the box body (200) until the earphone (10) is placed in the accommodating cavity (210).
The earphone assembly according to claim 4, wherein the accommodating cavity (210) is laterally disposed on the support frame (230).
The earphone assembly according to claim 1, characterized in that, the earphone (10) is inserted into the accommodating cavity (210) obliquely and plugged with the charging assembly (300), or inserted vertically into the accommodating cavity (210). A cavity (210) is placed and plugged with the charging assembly (300).