CN207410485U - Seamless earphone outer covering and its earphone - Google Patents

Abstract

The utility model discloses a kind of seamless earphone outer covering and its earphone, seamless earphone outer covering has earplug fixed part and wire connecting portion, it includes metal shell, foregoing earplug fixed part and wire connecting portion are formed on metal shell, metal shell includes the first metal-back of mutual split, second metal-back, first metal-back is provided with the first welding mating surface, second metal-back is provided with the second welding mating surface, first welding mating surface, second welding mating surface each other simultaneously fix for split by laser welding, and, in the first metal-back, the outer surface of second metal-back forms polishing treatment region at least for laser welding trace；Earphone includes two seamless earphone outer coverings, and the earplug fixed part of seamless earphone outer covering is connected with earplug, horn assembly is equiped in seamless earphone outer covering；Thereby, the seamless combination of earphone outer covering is realized, the leakproofness, water proofing property and appearance consistency of earphone outer covering is ensure that, improves earphone products quality, avoid the problem of earphone outer covering is easy to change.

Description

Seamless earphone outer covering and its earphone

Technical field

The utility model is related to earphone field technologies, refer in particular to a kind of seamless earphone outer covering and its earphone.

Background technology

With the development of personal communication devices, large high-definition screen, high-fidelity audio etc. wording have allowed mobile phone, tablet computer Electronic products is waited to become our portable multi-medium intelligent terminals, select to put on earphone and use when more people are outgoing Portable electronic product plays music, enjoys personal space.Earphone of the prior art generally comprises earphone cable, outside earphone Shell, earplug and the horn component being installed in earphone outer covering, earphone outer covering generally comprise protecgulum and rear cover, protecgulum and rear cover split The cavity of horn component can be housed by forming one.

In the prior art, for the assembling of protecgulum on earphone outer covering and rear cover it is bonded by glue mostly, and glue glues It is numerous and diverse to connect technique process, glue earphone appearance easy to pollute and horn component, and assemble after earphone outer covering protecgulum and rear cover it Between leave gap, easily become coarse rough using a period of time rear surface, influence whole aesthetics；And glue glues It is easily worn after connecing, discoloration is easily also corroded by human sweat, easily turn yellow using after a period of time, influence the appearance of earphone Aesthetic feeling；In addition, existing earphone outer covering is mostly adopted made of plastic, structural strength, wearability, crash resistance etc. are poor, limitation Product service life.

Therefore, it is necessary to a kind of new technologies to solve the above problems.

Utility model content

In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of seamless ear to the utility model Machine shell and its earphone realize the seamless combination of earphone outer covering, ensure that the leakproofness, water proofing property and appearance of earphone outer covering Uniformity improves earphone products quality, plays protective effect well to earphone internal element, it is easy to avoid earphone outer covering The problem of discoloration, improves product durability and aesthetics.

To achieve the above object, the utility model is using following technical solution：

A kind of seamless earphone outer covering, with earplug fixed part and wire connecting portion, including metal shell, foregoing earplug fixed part It is formed at wire connecting portion on metal shell, the metal shell includes the first metal-back of mutual split, the second metal-back, institute It states the first metal-back and is provided with and weld mating surface for the first of welding, second metal-back is provided with second for welding Weld mating surface, the first welding mating surface, the second welding mating surface each other split and laser welding fix and, in the One metal-back, the outer surface of the second metal-back form polishing treatment region at least for laser welding trace.

As a preferred embodiment, first metal-back is provided with first connecting portion, and the first connecting portion is convex to be exposed to Outside first welding mating surface, the first connecting portion includes flange connector and is set along spacing on the inside of flange connector for positioning Several pillars；Second metal-back is provided with second connecting portion, and the second connecting portion welds mating surface inside from second Recessed, the second connecting portion includes connection step and the location hole for positioning is set along connection step periphery spacing；Institute It states flange connector and adapts to connection step, the pillar is adapted in corresponding location hole.

As a preferred embodiment, the earplug fixed part is set from the outside projection of the first metal-back, the earplug fixed part Through hole is equipped with, the through hole penetrates through the accommodating chamber inside the first metal-back, and it is useful that the setting of through hole periphery is corresponded in the accommodating chamber In the annular mounting portion of installation internal component.

As a preferred embodiment, the wire connecting portion includes the first wire connecting portion, the second wire connecting portion；First wire connecting portion It is formed on the first metal-back, first wire connecting portion extends outwardly along the both ends of flange connector, first wiring The locating convex block for setting element is convexly equipped on portion's madial wall；Second wire connecting portion is formed on the second metal-back, described Second wire connecting portion extends outwardly along the both ends of connection step, is provided at the port of the second wire connecting portion for setting element Positioning step；First wire connecting portion, the second wire connecting portion, which are enclosed, is configured to an installation cavity for installation elements.

As a preferred embodiment, first metal-back, the second metal-back are stainless steel case.

A kind of earphone, including two seamless earphone outer coverings, the earplug fixed part of the seamless earphone outer covering is connected with Earplug is equiped with horn assembly in the seamless earphone outer covering.

The utility model has clear advantage and advantageous effect compared with prior art, specifically, by above-mentioned technology Scheme understands, is the first metal-back mainly by earphone outer covering improvement design, the second metal-back and passes through laser welding and fix, Polishing treatment region is formed at least for laser welding trace in the outer surface of the first metal-back, the second metal-back after welding, It is achieved thereby that the seamless combination of earphone outer covering, ensure that the leakproofness, water proofing property and appearance consistency of earphone outer covering, to earphone Internal element plays protective effect well, improves earphone products quality, overall aesthetics and the market competitiveness, improves Its durability avoids glue bonding earphone outer covering in traditional technology and deficient manufacturing procedure easily occurs and subsequently use changing colour, coming off Phenomenon.

More clearly to illustrate the structure feature of the utility model, technological means and its specific purposes and work(reached Can, the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.

Description of the drawings

Fig. 1 is the seamless earphone outer covering dimensional structure diagram of the embodiment of the utility model；

Fig. 2 is the decomposition texture schematic diagram of the seamless earphone outer covering of the embodiment of the utility model；

Fig. 3 is another angled arrangement schematic diagram of Fig. 2；

Fig. 4 is another decomposition texture schematic diagram of the embodiment of the utility model；

Fig. 5 is another angled arrangement schematic diagram of Fig. 4.

Attached drawing identifier declaration：

10th, the first metal-back 11, first welding mating surface

12nd, first connecting portion 121, flange

122nd, pillar 13, earplug fixed part

131st, through hole 14, annular mounting portion

15th, the first wire connecting portion 151, locating convex block

20th, the second metal-back 21, second welding mating surface

22nd, second connecting portion 221, connection step

222nd, location hole 23, the second wire connecting portion

231st, positioning step

30th, earplug 40, connector

50th, earphone cable 60, horn assembly

101st, installation cavity.

Specific embodiment

It refer to shown in Fig. 1 to Fig. 5, that show the concrete structures of the embodiment of the utility model.

Wherein, the seamless earphone outer covering includes the first metal-back 10, the second metal-back 20, and first metal-back 10 is set It is equipped with and welds mating surface 11 for the first of welding, second metal-back 20 is provided with welds mating surface for the second of welding 21, first metal-back 10, the second metal-back 20 are stitched together；The first welding mating surface 11, second welds split Simultaneously laser welding is fixed for split each other in face 21；And the outer surface of first metal-back 10, the second metal-back 20 at least for Laser welding trace forms polishing treatment region.Herein, by the first metal-back 10, the second metal-back by the way of laser welding 20 is stitched together, avoids the phenomenon that glue is bonded earphone appearance easy to pollute and horn assembly in traditional technology；And pass through weldering Surface polishing treatment is carried out after connecing, so as to fulfill whole seamless combination, the aesthetics and durability of earphone entirety is improved, keeps away The phenomenon that having exempted from mutually to come off between the shell of earphone during use；And Laser Welding Speed is fast, deforms small, welder Simply, it is accurately positioned, can be applied in the group weldering of the Micro-parts of high-volume automated production, there is very big flexibility, So as to solve the problems, such as that traditional handicraft process is numerous and diverse, processing efficiency is promoted, reduces the cost of production.

First metal-back 10 is provided with first connecting portion 12, and the first connecting portion 12 welds mating surface 11 along first Projection, the first connecting portion 12 include flange connector 121 and are set along 121 inside spacing of flange connector used for positioning convex Column 122；Second metal-back 20 is provided with second connecting portion 22, and the second connecting portion 22 is recessed along the second welding mating surface 21 If the second connecting portion 22 includes connection step 221 and the positioning used for positioning set along connection 221 periphery spacing of step Hole 222；The flange connector 121 adapts to connection step 221, and the pillar 122 is adapted in corresponding location hole 222.

First metal-back, 10 convex is equipped with to install 30 fixed part 13 of earplug of earplug 30, and the earplug 30 is solid Determine portion 13 and be provided with through hole 131, the through hole 131 penetrates through the accommodating chamber inside the first metal-back 10, surrounded in the accommodating chamber 131 outside of through hole is provided with to install the annular mounting portion 14 of internal component.

First metal-back 10 is additionally provided with the first wire connecting portion 15, and first wire connecting portion 15 is along the two of flange connector 121 End extends outwardly, and the locating convex block 151 for setting element is convexly equipped on 15 madial wall of the first wire connecting portion；It is corresponding First wire connecting portion 15 is equipped with the second wire connecting portion 23 in the second metal-back 20, and second wire connecting portion 23 is along connection step 221 Both ends extend outwardly, and the positioning step 231 for setting element is provided at the port of second wire connecting portion 23；Institute State the first wire connecting portion 15, the second wire connecting portion 23 encloses and is configured to an installation cavity 101 for installation elements.

In addition, in this present embodiment, first metal-back 10, the second metal-back 20 are preferably designed for stainless steel, The earphone outer covering being made using stainless steel has better wearability and texture, is conducive to throw metal shell Light processing.

The earphone includes two seamless earphone outer coverings, and 30 fixed part 13 of earplug of the seamless earphone outer covering connects There is earplug 30, the connector 40 for connecting wire, the connector 40 are equiped in the wire connecting portion of the seamless earphone outer covering Earphone cable 50 is connected with, the annular mounting portion 14 of the seamless earphone outer covering is equiped with horn assembly 60.Herein, the earphone Shell using two made of stainless steel seamless earphone outer covering be made, the durability and texture of earphone entirety can be promoted, The discoloration that earphone outer covering use occurs in the process and situation about coming off are avoided, improves its market competitiveness.

In this present embodiment, the connector 40 of the earphone is MMCX sockets, can will be described seamless by the MMCX sockets The interface end standardization of earphone outer covering so that the seamless earphone outer covering can adapt to more earphones, adds it extensively Application and the market competitiveness.

In conclusion the design focal point of the utility model is, it is the first gold medal mainly by earphone outer covering improvement design Belong to shell, the second metal-back and pass through laser welding and fix, after welding in the first metal-back, the second metal-back outer surface at least Polishing treatment region is formed for laser welding trace, it is achieved thereby that the seamless combination of earphone outer covering, ensure that earphone outer covering Leakproofness, water proofing property and appearance consistency, protective effect well is played to earphone internal element, improves earphone products Quality, overall aesthetics and the market competitiveness improve its durability, and it is easy to avoid glue bonding earphone outer covering in traditional technology There is deficient manufacturing procedure and follow-up phenomena such as using discoloration, coming off.

The above descriptions are merely preferred embodiments of the present invention, and not the technical scope of the utility model is made Any restrictions, therefore every any trickle amendment made according to the technical essence of the utility model to above example, equivalent change Change and modification, in the range of still falling within technical solutions of the utility model.

Claims (6)

1. a kind of seamless earphone outer covering, with earplug fixed part and wire connecting portion, it is characterised in that：It is foregoing including metal shell Earplug fixed part and wire connecting portion are formed on metal shell, and the metal shell includes the first metal-back of mutual split, Two metal-backs, first metal-back is provided with welds mating surface for the first of welding, and second metal-back sets useful Mating surface is welded in the second of welding, simultaneously laser welding is consolidated for split each other for the first welding mating surface, the second welding mating surface Calmly and, polishing treatment region is formed at least for laser welding trace in the outer surface of the first metal-back, the second metal-back.

2. seamless earphone outer covering according to claim 1, it is characterised in that：First metal-back is provided with the first connection Portion, the first connecting portion is convex to be exposed to outside the first welding mating surface, and the first connecting portion is convex including flange connector and along connecting Spacing sets several pillars for positioning on the inside of edge；Second metal-back is provided with second connecting portion, and described second connects Socket part is recessed inside from the second welding mating surface, and the second connecting portion includes connection step and set along connection step periphery spacing Put the location hole for positioning；The flange connector adapts to connection step, and the pillar is adapted in corresponding location hole.

3. seamless earphone outer covering according to claim 1, it is characterised in that：The earplug fixed part from the first metal-back to Outer projection, the earplug fixed part are provided with through hole, and the through hole penetrates through the accommodating chamber inside the first metal-back, the accommodating chamber Interior corresponding through hole periphery is provided with to install the annular mounting portion of internal component.

4. seamless earphone outer covering according to claim 2, it is characterised in that：The wire connecting portion include the first wire connecting portion, Second wire connecting portion；First wire connecting portion is formed on the first metal-back, both ends of first wire connecting portion along flange connector Extend outwardly, the locating convex block for setting element is convexly equipped on the first wire connecting portion madial wall；Second wiring Portion is formed on the second metal-back, and second wire connecting portion extends outwardly along the both ends of connection step, the second wire connecting portion Port at be provided with positioning step for setting element；First wire connecting portion, the second wire connecting portion, which are enclosed, to be configured to one and is used for The installation cavity of installation elements.

5. seamless earphone outer covering according to claim 1, it is characterised in that：First metal-back, the second metal-back are Stainless steel case.

6. a kind of earphone, it is characterised in that：Including the seamless earphone outer covering two as any one of claim 1 to 5, institute The earplug fixed part for stating seamless earphone outer covering is connected with earplug, and horn assembly is equiped in the seamless earphone outer covering.