CN216958559U

CN216958559U - Earphone charging terminal structure and earphone

Info

Publication number: CN216958559U
Application number: CN202220795779.0U
Authority: CN
Inventors: 邓白频; 陈军
Original assignee: Shenzhen Krconn Technology Co ltd
Current assignee: Shenzhen Krconn Technology Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-12
Anticipated expiration: 2032-04-07

Abstract

The utility model provides an earphone charging terminal structure and an earphone, wherein the earphone charging terminal structure is suitable for a wireless earphone and comprises a contact part, a welding part and a connecting part, the welding part is used for being welded with a PCB (printed circuit board) of the wireless earphone, the welding part is integrally formed with the connecting part through stamping, the welding part is vertical to the tangent plane of the connecting part, the contact part and the connecting part are both arc-shaped panel structures, and the concave surface of the contact part is connected with the convex surface of the connecting part. According to the earphone charging terminal structure, the connecting part and the welding part are integrally formed through a stamping process, the convex surface of the connecting part is connected with the concave surface of the contact part, and the welding part is welded with the PCB of the wireless earphone.

Description

Earphone charging terminal structure and earphone

Technical Field

The utility model relates to the field of earphones, in particular to an earphone charging terminal structure and an earphone.

Background

An earphone is an audio conversion unit that receives electrical signals from a media player or receiver and converts them into audible sound waves using a speaker proximate to the earphone. The traditional earphone is a wired earphone and is connected with an audio interface through a wire to form circuit connection. However, since the earphone cord of the wired earphone is easy to be wound and the wearing experience is not good, in the information era, the wireless earphone cannot meet the requirements of people, and the wireless earphone gradually enters the lives of people and is increasingly popular.

At present, the existing wireless earphones are provided with a charging bin, when the wireless earphones are not powered on, the wireless earphones can be charged through the charging bin, so that the wireless earphones can be normally used, the charging terminals of the common wireless earphones are usually prepared by adopting a powder metallurgy process, and the process is relatively complex, so that the charging terminals are high in production cost and low in production efficiency.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide an earphone charging terminal structure and an earphone, so as to solve the problems of high production cost and low production efficiency of the earphone charging terminal prepared by a powder metallurgy process in the prior art.

The utility model provides an earphone charging terminal structure, is applicable to wireless earphone, including contact site, weld part and connecting portion, the weld part be used for with the PCB board welding of wireless earphone, the weld part pass through the punching press with connecting portion integrated into one piece, the weld part with the tangent plane of connecting portion is mutually perpendicular, the contact site with connecting portion are the arcwall panel structure, the concave surface of contact site with the convex surface of connecting portion is connected.

The utility model has the beneficial effects that: connecting portion and weld part integrated into one piece are connected through stamping process, the convex surface of connecting portion is connected with the concave surface of contact site again, the weld site welds with the PCB board of wireless earphone, prior art is different from, not only production efficiency is higher, manufacturing cost is lower, and simultaneously, the structure is more simple nimble, it is very convenient to assemble, in addition, it is the arc panel structure with the contact site design, so that the shell material adaptation of contact site and wireless earphone, thereby promote the relation of connection between earphone charging terminal and the wireless earphone.

Preferably, one end of the welding part, which is far away from the connecting part, is integrally provided with a first auxiliary block, and the cross-sectional area of the first auxiliary block is gradually reduced along the direction of the welding part.

Preferably, the welding part is located at one end of the connecting part, and the welding part is connected with the connecting part through an arc panel.

Preferably, the welding part comprises a first side wall, a reinforcing part is stacked on the first side wall, the reinforcing part is parallel to the welding part, and the reinforcing part is bent and extended to form on the first side wall.

Preferably, one end of the reinforcement portion extends toward the contact portion to form an extension end, and one end of the extension end, which is away from the reinforcement portion, is supported in contact with the concave surface of the contact portion.

Preferably, the connecting part is provided with a welding point, and the connecting part is welded with the contact part through the welding point.

Preferably, the contact part is a metal piece, and the contact part is integrally formed by stamping.

The utility model also provides an earphone which comprises the earphone charging terminal structure.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a schematic view of a charging terminal structure of an earphone according to a first embodiment of the present invention;

fig. 2 is a schematic view of a charging terminal structure of an earphone according to a second embodiment of the present invention;

fig. 3 is a schematic view of a charging terminal structure of an earphone according to a third embodiment of the present invention;

fig. 4 is a schematic structural view of the welding portion and the connecting portion integrally formed according to the first embodiment of the present invention.

Description of the main element symbols:

the following detailed description will further illustrate the utility model in conjunction with the above-described figures.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, the earphone charging terminal structure according to the first embodiment of the present invention is suitable for a wireless earphone, and includes a contact portion 10, a soldering portion 30 and a connecting portion 20.

Wherein: the welding portion 30 is located at one end of the connecting portion 20, and the welding portion 30 is connected to the connecting portion 20 through the cambered plate 40, it can be understood that the connecting portion 20, the cambered plate 40 and the welding portion 30 are integrally formed through a stamping process, the welding portion 30 is used for welding with a PCB of a wireless headset, further, one side wall of the welding portion 30 is fixedly welded to the PCB of the wireless headset, and the contact portion 10 is fixedly connected to the connecting portion 20 through laser welding, specifically, in this embodiment, five welding points 21 are formed on the connecting portion 20, and laser welding is performed through the welding points 21, so as to achieve seamless connection between the contact portion 10 and the connecting portion 20, it should be noted that the number of the welding points 21 is determined according to actual conditions, and in order to increase welding strength, in other embodiments, six or more than six welding points 21 may be provided, it can be understood, the more the welding points 21, the higher the welding strength.

In the present embodiment, the contact portion 10 is a metal member, the contact portion 10 is integrally formed by stamping, the side wall of the connecting portion 20 extends to be flush with the side wall of the contact portion 10, it should be noted that the connecting portion 20 and the welding portion 30 are also metal members, and the connecting portion 20 is integrally formed by stamping and the welding portion 30.

In this embodiment, it should be noted that, in order to adapt to the casing of the wireless headset, the contact portion 10 is designed to be an arc-shaped panel structure, and correspondingly, the connection portion 20 is also designed to be an arc-shaped panel structure, and the concave surface of the contact portion 10 is connected with the convex surface of the connection portion 20. In the present embodiment, the welding portion 30 is perpendicular to the tangent plane of the connecting portion 20, a first auxiliary block 31 is integrally disposed at an end of the welding portion 30 away from the connecting portion 20, the cross-sectional area of the first auxiliary block 31 gradually decreases along a direction away from the welding portion 30, specifically, the first auxiliary block 31 is in a step shape, and the port area of the end of the first auxiliary block 31 away from the welding portion 30 is smaller than the port area of the end of the first auxiliary block 31 close to the welding portion 30.

In the present embodiment, the soldering portion 30 includes a first sidewall, a second sidewall 32 and a third sidewall 33, the second sidewall 32 is adjacent to the first sidewall, the third sidewall 33 is opposite to the first sidewall, and the third sidewall 33 is soldered to the PCB of the wireless headset. Because the welding portion 30 is a thin plate structure, the structure is very thin, and in order to avoid the problem that the welding portion 30 is easy to deform after being scraped, etc., the first side wall is laminated with the reinforcing portion 34, the reinforcing portion 34 is a flat plate-shaped structure, the reinforcing portion 34 is parallel to the welding portion 30, and the reinforcing portion 34 is bent and extended on the second side wall 32 of the welding portion 30. In the process of forming the reinforcing portion 34 by bending and extending, the second side wall 32 has an arc shape so that the reinforcing portion 34 and the second side wall 32 are smoothly connected.

It can be understood that, by additionally providing the reinforcing portion 34 and laminating the reinforcing portion 34 and the welding portion 30, the strength of the welding portion 30 can be enhanced, and the welding portion 30 is prevented from being easily deformed after being scratched, and the like, it should be noted that, in order to further enhance the strength of the welding portion 30, one end of the reinforcing portion 34 extends toward the contact portion 10 to form an extending end, and one end of the extending end away from the reinforcing portion 34 is supported in contact with the concave surface of the contact portion 10 by welding, and it should be noted that, in other embodiments, one end of the extending end away from the reinforcing portion 34 and the concave surface of the contact portion 10 can be welded according to actual conditions, so as to further enhance the strength.

A second auxiliary block 36 is provided on a side wall of the welding portion 30 opposite to the second side wall 32, the second auxiliary block 36 is a metal member, the second auxiliary block 36 is integrally formed with the welding portion 30 by pressing, the second auxiliary block 36 is also rectangular, an area of a port of the second auxiliary block 36 at an end away from the welding portion 30 is smaller than an area of a port of the second auxiliary block 36 at an end close to the welding portion 30, wherein the second auxiliary block 36 is gradually inclined toward the reinforcing portion 34 in a direction away from the welding portion 30 toward a side wall of the third side wall 33.

In the present embodiment, it should be noted that the side wall of the first auxiliary block 31 facing the third side wall 33 is also gradually inclined toward the reinforcing portion 34 in a direction away from the welding portion 30.

In the present embodiment, the reinforcing portion 34 is also provided with a third auxiliary block and a fourth auxiliary block, and the third auxiliary block is opposite to the first auxiliary block 31 and has the same structure; the second auxiliary block 36 is opposite to the fourth auxiliary block and has the same structure.

When concrete implementation, with connecting portion 20 and welding part 30 integrated into one piece through stamping process, the convex surface of connecting portion 20 and the concave surface welding of contact site 10 again, welding part 30 and wireless earphone's PCB board welding, be different from prior art, not only production efficiency is higher, low in production cost, and simultaneously, the structure is more simple nimble, it is very convenient to assemble, in addition, be the arc panel structure with contact site 10 design, so that contact site 10 and wireless earphone's shell material adaptation, thereby promote the relation of being connected between earphone charging terminal and the wireless earphone.

It should be noted that the above implementation procedure is only for illustrating the applicability of the present application, but this does not represent that the earphone charging terminal structure of the present application has only the above-mentioned implementation procedure, and on the contrary, the earphone charging terminal structure of the present application can be incorporated into the feasible embodiments of the present application as long as the earphone charging terminal structure of the present application can be implemented.

A second embodiment of the present invention also provides an earphone including the earphone charging terminal structure in the first embodiment.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides an earphone charging terminal structure, is applicable to wireless earphone, a serial communication port, including contact site, weld part and connecting portion, the weld part be used for with the PCB board welding of wireless earphone, the weld part through the punching press with connecting portion integrated into one piece, the weld part with the tangent plane looks vertically of connecting portion, the contact site with connecting portion are the arcwall panel structure, the concave surface of contact site with the convex surface of connecting portion is connected.

2. The earphone charging terminal structure of claim 1, wherein the connecting portion has a solder joint formed thereon, and the connecting portion is laser welded to the contact portion via the solder joint.

3. The earphone charging terminal structure of claim 1, wherein the welding part is located at one end of the connection part, and the welding part is connected with the connection part through a cambered plate.

4. The earphone charging terminal structure according to claim 1, wherein the welding portion includes a first sidewall, a reinforcing portion is stacked on the first sidewall, the reinforcing portion is parallel to the welding portion, and the reinforcing portion is formed by bending and extending the first sidewall.

5. The earphone charging terminal structure of claim 4, wherein an end of the reinforcement portion extends toward the contact portion to form an extended end, and an end of the extended end remote from the reinforcement portion is supported in contact with a concave surface of the contact portion.

6. The earphone charging terminal structure according to claim 1, wherein a first auxiliary block is integrally provided at an end of the welding portion away from the connecting portion, and a sectional area of the first auxiliary block is gradually reduced in a direction away from the welding portion.

7. The earphone charging terminal structure of claim 1, wherein the contact portion is a metal piece, and the contact portion is integrally formed by stamping.

8. An earphone characterized by comprising the earphone charging terminal structure of any one of claims 1 to 7.