CN215773521U

CN215773521U - Wireless earphone

Info

Publication number: CN215773521U
Application number: CN202121954131.5U
Authority: CN
Inventors: 吴张耀
Original assignee: Weifang Goertek Electronics Co Ltd
Current assignee: Weifang Goertek Electronics Co Ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-08
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a wireless earphone, comprising: an earphone housing, in which an accommodation cavity is formed; the earphone charging module is arranged in the accommodating cavity and comprises an earphone circuit board; the earphone shell is provided with a metal conductive area, a microphone cavity is formed among the earphone shell, the metal conductive area and the earphone circuit board, and a sound transmitting part communicated with the microphone cavity and an external space is formed on the metal conductive area. The utility model solves the problem of high production and manufacturing cost caused by the need of separately arranging the contact and the metal net in the wireless earphone in the prior art.

Description

Wireless earphone

Technical Field

The utility model belongs to the field of wireless earphone equipment, and particularly relates to a wireless earphone without independently setting an earphone charging contact.

Background

Wireless headsets are used more and more frequently in various occasions, and the single use time is longer and longer. The wireless earphones are usually internally provided with a power supply, but the capacity of the power supply is limited, so that the wireless earphones need to be charged, and a special earphone charging box is generally adopted to charge the wireless earphones.

For realizing the cooperation of charging between wireless earphone and the earphone box that charges, when setting up, correspond in wireless earphone inside and set up the earphone circuit board, rechargeable battery and the PIN point of charging, be provided with the module of charging and the contact of charging in the earphone box that charges, when charging, can place the earphone in the earphone box that charges, make the PIN point of charging of its top and the contact of charging of the earphone box that charges charge and charge, but the earphone charges the setting mode of PIN point, must align completely with the contact on the earphone box that charges during charging, if not align then lead to easily charging unable switch-on, the operation of charging is inconvenient.

Still be provided with the microphone in earphone inside, it is used for picking up sound, for improving microphone pickup effect, when setting up, can set up the screen cloth on earphone shell and filter the regulation to picking up tone quality, for realizing supporting and strengthening the whole aesthetic property of earphone to the screen cloth, still can be in the corresponding metal mesh that sets up of screen cloth position department, the metal mesh sets up with the contact that charges alone, and the use material is many, and manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel wireless earphone aiming at the problem that the production and manufacturing costs of the wireless earphone in the prior art are high due to the fact that a contact and a metal net need to be arranged independently.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a wireless headset, comprising:

an earphone housing, in which an accommodation cavity is formed;

the earphone charging module is arranged in the accommodating cavity and comprises an earphone circuit board;

the earphone comprises an earphone shell, a metal conductive area and an earphone charging module, wherein the metal conductive area is formed on the earphone shell and is electrically connected with the earphone charging module, a microphone cavity is formed among the earphone shell, the metal conductive area and an earphone circuit board, and a sound transmitting part communicated with the microphone cavity and an external space is formed on the metal conductive area.

In some embodiments of the present application, an assembly portion is disposed on the earphone housing, and a metal conductive member is assembled at the assembly portion, and the metal conductive member forms a metal conductive area of the earphone housing.

In some embodiments of the present application, the metal conductive member includes a body and a connecting portion extending from the body into the accommodating cavity, and the earphone charging module includes a wireless earphone circuit board connected to the connecting portion through a bonding wire.

In some embodiments of the present application, the fitting portion is a fitting hole having a shape fitting to the body shape.

In some embodiments of the present application, the metal conductive region is formed by injection molding a metal conductive insert embedded in the earphone housing.

In some embodiments of the present application, a channel communicating with the microphone cavity is formed on the earphone circuit board, and a microphone is provided on the earphone circuit board at a position corresponding to the channel.

In some embodiments of the present application, the sound transmission part is a sound transmission hole formed on the metal conductive area, and the sound transmission hole is provided in a plurality of numbers and is uniformly distributed over the metal conductive area.

In some embodiments of the present application, the sound-permeable portion is a sound-permeable channel that extends through the metal conductive region, and the cross-sectional area of the sound-permeable channel is 1/3-2/3 of the area of the metal conductive region.

In some embodiments of this application, earphone casing is including earphone epitheca and earphone inferior valve enclose between the earphone epitheca with the earphone inferior valve and establish to be formed with and hold the chamber, metal conduction region sets up on earphone epitheca or/and the earphone inferior valve.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the wireless earphone, when the wireless earphone is arranged, the metal conductive area is directly formed on the earphone shell and is electrically connected with the earphone charging module, and when the wireless earphone is charged, the metal conductive area can be directly matched with the charging contact of corresponding charging equipment to charge, so that the charging function is realized;

in addition, the sound transmission part is arranged on the metal conductive area which is enclosed into the microphone cavity, so that the earphone does not need to be separately provided with the sound transmission part for sound transmission, the conductive and sound transmission effects are realized through the metal conductive area, the occupation of materials is reduced, and the production and manufacturing cost is reduced.

Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic diagram of an overall structure of a wireless headset according to an embodiment of the present invention;

fig. 2 is an exploded view of a wireless headset according to an embodiment of the present invention;

FIG. 3 is a top view of a wireless headset in an embodiment of the utility model;

FIG. 4 is a sectional view taken along line A-A of FIG. 3 in accordance with an embodiment of the present invention;

FIG. 5 is a partial enlarged view of FIG. 4 at B;

fig. 6 is a schematic view of a lower case structure of a wireless headset according to an embodiment of the present invention;

fig. 7 is a schematic view of a matching structure of an earphone circuit board and a metal conductive member of a wireless earphone according to an embodiment of the present invention.

Wherein, the earphone shell is-100; earphone upper shell-120; an earphone lower housing-130; a fitting portion-131; a metal conductive region-140; a sound-transmitting part-141;

an earphone charging module-200; an earphone circuit board-210; channel-211;

metal conductive device-300; a body-310; a connecting portion-320;

welding a wire to 400; a microphone chamber-500; a microphone-600; screen cloth-700.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides an embodiment of a wireless earphone, which comprises:

an earphone housing 100 in which an accommodation cavity is formed;

in some embodiments of the present application, the earphone housing 100 includes an earphone upper shell 120 and an earphone lower shell 130, and the earphone upper shell 120 and the earphone lower shell 130 are fixed together to form the accommodating cavity.

Can be provided with the protruding and draw-in groove of card of mutually supporting between earphone epitheca 120 and the earphone inferior valve 130, establish fixedly through protruding and draw-in groove cooperation card of card between earphone epitheca 120 and the earphone inferior valve 130, perhaps, set up the buckle subassembly of mutually supporting between earphone epitheca 120 and the earphone inferior valve 130, both fix through buckle subassembly chucking.

And the earphone charging module 200 is arranged in the accommodating cavity.

The earphone charging module 200 is used to charge an earphone, and in some embodiments of the present application, the earphone charging module 200 includes an earphone circuit board 210 and an earphone battery connected to the earphone circuit board 210.

The earphone battery can be selected from a lithium battery capable of charging, and the earphone circuit board 210 can be of an existing earphone circuit board 210 structure for charging the earphone.

2 metal conductive regions 140 are formed on the earphone housing 100, and the 2 metal conductive regions 140 are electrically connected to the earphone charging module 200.

The metal conductive region 140 is made of metal, so that it has conductive performance, and can replace a conductive PIN to realize a conductive function.

The charging device that charges to wireless earphone all has 2 contacts that charge, for the matching butt joint between the contact that charges with the charging device, corresponds in this embodiment and sets up 2 metal conduction regions 140, cooperates between 2 contacts that charge with the charging device respectively.

Moreover, the metal conductive area 140 in this embodiment has a large area, and even if it is partially worn, it can be ensured to be in normal contact with the charging contact of the charging device.

In some embodiments of the present application, the metal conductive area 140 is electrically connected to the headset circuit board 210, and the headset circuit board 210 and the headset battery are electrically connected by a wire.

When charging, the metal conductive region 140 can be contacted to a charging contact on a charging device that charges the headset to conduct electricity. The charging device can be a charging box or a charging stand and other existing charging structures.

After the metal conductive area 140 and the charging device are contacted to conduct electricity, the current in the charging device can be conducted to the earphone circuit board 210 through the metal conductive area 140, and then the earphone circuit board 210 is conducted to the earphone battery, so that the earphone battery is charged.

In the wireless earphone of the embodiment, the metal conductive region 140 is formed on the earphone housing 100, so that the metal conductive region is a part of the earphone housing 100, and a conductive PIN point protruding out of the earphone housing 100 does not need to be separately arranged for conducting, thereby reducing the occupation of an external space;

moreover, the metal conductive area 140 is not protruded outside the earphone housing 100, and the overall appearance of the whole wireless earphone is better when viewed from the outside;

in addition, in the present embodiment, the conductive PIN point on the earphone housing 100 for realizing the conductivity is changed into the metal conductive region 140 for conducting, so as to increase the area for contacting the conductivity. When the charging contact or charging sheet is matched with a charging contact or charging sheet on equipment such as a charging box, one-to-one alignment is not needed, only any position of the metal conductive area 140 is required to be contacted with the charging contact, and the metal conductive area 140 has a large area and is easier to contact with the charging contact, so that the whole charging matching is quicker and the charging is more convenient.

In some embodiments of the present application, a mounting portion 131 is provided on the earphone housing 100, and a metal conductive member 300 is mounted at the position of the mounting portion 131, where the metal conductive member 300 forms a metal conductive area 140 of the earphone housing 100. That is, the metal conductive element 300 is assembled and connected to the earphone housing 100, and is two separately disposed components with the earphone housing 100, and after the metal conductive element 300 is assembled on the earphone housing 100, it is flush with the outer side surface of the earphone housing 100, so as to enhance the overall aesthetic property.

The conductive metal members 300 may be made of iron, steel, or copper, and only can be used to realize conductivity.

In some embodiments of the present application, the metal conductive member 300 includes a body 310 and a connection portion 320 formed by extending from the body 310 into the receiving cavity, and the wireless headset circuit board 210 is connected to the connection portion 320 by a bonding wire 400.

The earphone circuit board 210 is transversely disposed in the receiving cavity, one end of the earphone circuit board 210 extends to a position close to the connecting portion 320, a tin pad is formed on the earphone circuit board 210, and when the earphone circuit board is connected, two ends of the bonding wire 400 are respectively welded on the tin pad and the connecting portion 320.

In some embodiments of the present application, the connection portion 320 is a connection arm extending from the body 310, and is disposed below one end of the headphone circuit board 210, so as to connect the bonding wire 400 to the headphone circuit board 210.

The connecting arm may be L-shaped or elongated, and is not limited herein.

In some embodiments of the present application, the metal conductive area 140 is disposed on the earphone upper case 120 or/and the earphone lower case 130.

That is, metal-conductor 300 may be disposed at the position of earphone upper shell 120, such as at the end of earphone upper shell 120 or at the easily accessible outer side surface area at the position of the top surface of earphone upper shell 120, so as to cooperate with the charging contact between the charging device for charging.

Preferably, the number of the metal conductive members 300, provided in 2, is symmetrically arranged at the end position of the earphone upper case 120.

The metal conductive member 300 may also be provided at the position of the earphone lower case 130, such as at the end region of the earphone lower case 130. 2 pieces of the earphone are symmetrically arranged on the lower earphone shell 130.

In addition, one of the conductive metal members 300 may be disposed on the upper earphone shell 120 and the other may be disposed on the lower earphone shell 130, and during charging, the conductive metal member 300 on the upper earphone shell 120 and the conductive metal member 300 on the lower earphone shell 130 are matched to realize charging.

The conductive members disposed on the earphone upper case 120 and the earphone lower case 130 may be disposed in a vertically symmetrical arrangement.

In order to support the earphone circuit board 210, a support rib is formed on the earphone lower case 130, and the earphone circuit board 210 is carried on the support rib.

In some embodiments of the present application, the fitting portion 131 is a fitting hole having a shape that is adapted to the shape of the body 310.

The body 310 is a body 310 plate having a certain thickness, and when assembled, the body 310 plate is installed at the position of the assembly hole, which is adapted to the shape of the assembly hole to completely block the assembly hole.

In order to ensure a firm locking and fixing between the metal conductive member 300 and the earphone housing 100, glue is dispensed between the peripheral side edge of the body 310 and the inner side wall of the assembly hole.

After metal conductor 300 is assembled in place, the outer side surface of body 310 board and the outer side surface of earphone housing 100 are kept flush.

The body 310 may be a flat plate or a curved plate, such as an arc-shaped curved surface, which is in smooth transition connection with the outer side surface of the earphone housing 100, and the like, which is not limited herein.

In some embodiments of the present application, the metal conductive region 140 is formed by molding a metal conductive insert embedded in the earphone housing 100.

Namely, the metal conductive insert is embedded in the mold together with the earphone housing 100 when the earphone housing 100 is molded by injection, and the metal conductive insert and the earphone housing 100 are molded by injection once through an insert molding process, so that the molding mode is simple, and the process steps are simplified.

In some embodiments of the present application, a microphone 600 is disposed on the earphone circuit board 210, a microphone cavity 500 is formed between the metal conductive region 140, the earphone housing 100 and the earphone circuit board 210, a channel 211 communicated with the microphone cavity 500 is formed on the earphone circuit board 210, the microphone 600 is disposed at a position corresponding to the channel 211 and located outside the microphone cavity 500, and a sound-transmitting portion 141 communicated with the microphone cavity 500 and an external space is formed on the metal conductive region 140.

In some embodiments of the present application, the sound transmission part 141 is a sound transmission hole formed on the metal conductive region 140, and the sound transmission hole is provided in a plurality of holes uniformly distributed over the metal conductive region 140.

The shape of the sound transmission hole may be a circular hole, a square hole, or the like, and is not particularly limited herein.

To further enhance the sound pickup effect of the microphone 600, in some embodiments of the present application, a mesh 700 is attached to the inner side of the metal conductive area 140.

The sound that the external world sent is mainly picked up through microphone 600, sound can pass through the sound transmission hole on the metal conduction region 140 earlier, then enter into microphone chamber 500 through the screen cloth 700 of laminating on the metal conduction region 140 in, sound transmission hole and screen cloth 700 can carry out preliminary filtration to sound and fall and make an uproar, sound can be further fallen the noise when entering into microphone chamber 500 inside, the sound after falling the noise is picked up by microphone 600 that is located on headphone circuit board 210 through passageway 211, the tone quality effect that microphone 600 picked up has been guaranteed to filter through the multi-layer noise reduction.

Current wireless earphone for improving the noise reduction of earphone, can set up screen cloth 700 alone to arrange the metal mesh in screen cloth 700 position department of correspondence and come to support and guarantee the holistic aesthetic property of earphone to screen cloth 700, then need set up the metal mesh alone when screen cloth 700 sets up promptly. The wireless earphone structure in this embodiment does not need to separately set up a metal mesh matched with the mesh cloth 700, and only needs to utilize the metal conductive area 140 as the conductive for charging, and the mesh cloth 700 is directly attached to the inner side of the metal conductive area 140.

In some embodiments of the present application, the sound-transmitting portion 141 is a sound-transmitting channel 211 penetrating through the metal conductive area 140, and the cross-sectional area of the sound-transmitting channel 211 is 1/3-2/3 of the area of the metal conductive area 140.

That is, the sound transmitting portion 141 may be a single sound transmitting channel 211 having a large cross-sectional area, and may achieve a sound transmitting effect.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. A wireless headset, comprising:

an earphone housing, in which an accommodation cavity is formed;

the earphone is characterized in that a metal conductive area is formed on the earphone shell, a microphone cavity is formed among the earphone shell, the metal conductive area and the earphone circuit board, and a sound transmitting part communicated with the microphone cavity and the external space is formed on the metal conductive area.

2. The wireless headset of claim 1, wherein a mounting portion is provided on the headset housing, and a metal conductive member is mounted at the mounting portion, the metal conductive member forming a metal conductive region of the headset housing.

3. The wireless earphone according to claim 2, wherein the metal conductive member comprises a body and a connecting portion extending from the body into the receiving cavity, and the earphone circuit board is connected to the connecting portion by a bonding wire.

4. The wireless headset of claim 3, wherein the fitting portion is a fitting hole having a shape that fits the shape of the body.

5. The wireless headset of claim 1, wherein the metal conductive region is formed by a metal conductive insert injection molded into the housing of the headset.

6. The wireless headset according to claim 3, wherein a channel communicating with the microphone chamber is formed on the headset circuit board, and a microphone is provided on the headset circuit board in correspondence with a position of the channel.

7. The wireless earphone according to claim 6, wherein the sound transmitting portion is a plurality of sound transmitting holes formed in the metal conductive area, and the plurality of sound transmitting holes are uniformly distributed over the metal conductive area.

8. The wireless headset of claim 6, wherein the acoustically transparent portion is an acoustically transparent channel extending through the metal conductive region, the acoustically transparent channel having a cross-sectional area that is 1/3-2/3 times an area of the metal conductive region.

9. The wireless earphone according to claim 1, wherein the earphone housing comprises an upper earphone shell and a lower earphone shell, the accommodating cavity is formed between the upper earphone shell and the lower earphone shell, and the metal conductive area is disposed on the upper earphone shell or/and the lower earphone shell.

10. The wireless earphone according to claim 1, wherein a mesh is attached to the inside of the metal conductive area.