CN216017120U

CN216017120U - In-ear earphone

Info

Publication number: CN216017120U
Application number: CN202122090555.8U
Authority: CN
Inventors: 何海波
Original assignee: Huizhou Hua Hui Xin Da Electronic Co ltd
Current assignee: Huizhou Hua Hui Xin Da Electronic Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-11
Anticipated expiration: 2031-08-31

Abstract

An in-ear earphone comprises a shell, a loudspeaker and a circuit board, wherein the shell comprises an outer shell, an inner shell and a locking cap. The inner shell comprises a front shell and a main shell, the front shell is covered on the main shell, the locking cap is arranged at one end of the main shell far away from the front shell, the loudspeaker and the circuit board are accommodated in an inner cavity formed by the front shell and the main shell together in an enclosing mode, and a sound outlet is formed in the end face of the front shell far away from the main shell; the outer shell comprises a metal sound outlet net and two profiling covers, the metal sound outlet net is arranged on the sound outlet, and the two profiling covers wrap the inner shell; each profiling cover is provided with an extending piece, the two extending pieces are attached to each other, and the two extending pieces are embedded in the inner cavity of the locking cap. The casing comprises inner shell and shell, and the shell is fixed through the locking cap, can lift the shell off when wasing the earphone, conveniently washs, makes the earphone keep clean. The shell is detachable structure, and the earphone receives external force extrusion and leads to wearing and tearing or when splitting, can replace the shell alone, can not lead to the earphone to scrap, can prolong the life of earphone.

Description

In-ear earphone

Technical Field

The utility model relates to an earphone especially relates to an in-ear earphone.

Background

The in-ear earphone has the characteristics of small volume and convenient carrying. As shown in fig. 1, the earphone 20, the casing of which is an integral one and can not be disassembled, the earplug 21 is provided with a speaker sound outlet, and the position of the speaker sound outlet is adhered with a sound outlet mesh sheet 22, because the sound outlet mesh sheet 22 is adhered by glue, the sound outlet mesh sheet 22 is scraped in order to prevent the use process, the speaker sound outlet is provided with an inward concave part matched with the sound outlet mesh sheet 22, the earplug 21 needs to be placed in an ear when the in-ear earphone is used, and the speaker sound outlet is arranged towards the ear canal, for ensuring the use safety, the earplug 21 needs to be cleaned, and the position of the sound outlet mesh sheet 22 is an inward concave structure, which is a part of the earplug 21 easily adhered with foreign matters, and because the inward concave part is concave, the size of the speaker sound outlet is small, and the cleaning process is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcomings in the prior art and providing the in-ear earphone convenient to clean.

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

an in-ear headphone comprising: the loudspeaker comprises a shell, a loudspeaker and a circuit board, and is characterized in that the shell comprises an outer shell, an inner shell and a locking cap;

the inner shell comprises a front shell and a main shell, the front shell is covered on the main shell, the locking cap is arranged at one end of the main shell far away from the front shell, the loudspeaker and the circuit board are accommodated in an inner cavity formed by the front shell and the main shell together, and a sound outlet is formed in the end surface of the front shell far away from the main shell;

the outer shell comprises a metal sound outlet net and two profiling covers, the metal sound outlet net is arranged on the sound outlet, the two profiling covers are buckled with each other, and the two profiling covers wrap the inner shell;

each profile modeling covers and all is provided with the extension piece, two the extension piece pastes mutually, and two the extension piece all inlays in the inner chamber of locking cap.

In one embodiment, a holding sheet is disposed on the metal sound outlet net, and a positioning groove matched with the holding sheet is disposed on the front shell.

In one embodiment, the holding sheet bodies are provided in plurality, and the holding sheet bodies are distributed in a circumferential array around the metal sound outlet net.

In one embodiment, a buckle is arranged on the edge of one of the profiling covers, and a mounting groove matched with the buckle is arranged on the edge of the other profiling cover.

In one embodiment, the main housing comprises a rear housing and a holding rod, and the front housing covers the rear housing.

In one embodiment, the rear shell has a flared cross section, and the diameter of the rear shell decreases from the end near the front shell to the end near the locking cap.

In one embodiment, the locking cap is provided with a position avoiding opening matched with the holding rod.

In one embodiment, the front shell has a thickness less than a thickness of the contoured cover.

In one embodiment, the outer wall of the locking cap is provided with anti-slip stripes.

In one embodiment, a plurality of holding stops are arranged on the locking cap, and the thickness of the holding stops increases from one end close to the front shell to one end far away from the front shell.

Compared with the prior art, the utility model discloses at least, following advantage has:

1. the casing comprises inner shell and shell, and the shell is fixed through the locking cap, can lift the shell off when wasing the earphone, conveniently washs, makes the earphone keep clean.

2. The shell is detachable structure, and when the earphone received external force extrusion, when leading to shell wearing and tearing or splitting, can replace the shell alone, can not lead to the earphone to scrap, can prolong the life of earphone.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a conventional in-ear headphone;

fig. 2 is a schematic structural diagram of a housing of an in-ear headphone according to an embodiment of the present invention;

fig. 3 is an exploded view of the housing of the in-ear headphone of fig. 2;

fig. 4 is a schematic view of an internal structure of the housing according to an embodiment of the present invention.

Reference numerals:

the in-ear earphone comprises an in-ear earphone 10, a through hole 1, a shell 100, a metal sound outlet net 110, a holding sheet 111, a profile cover 120, an extension sheet 121, a mounting groove 122, a front shell 210, a positioning groove 212, a sound outlet 211, a main shell 220, a rear shell 221, a holding rod 222, a locking cap 300, a position avoiding opening 310, an anti-skid stripe 320, a holding stop 330, an earphone 20, an earplug 21 and a sound outlet net sheet 22

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The 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 and do not represent the only embodiments.

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 herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 2 and 3, an in-ear earphone 10 includes: a housing including an outer shell 100, an inner shell, and a locking cap 300, a speaker, and a circuit board. The outer shell 100 wraps the inner shell, and the outer shell 100 is fixed on the inner shell through the locking cap 300, when the cleaning operation is needed, the locking of the locking cap 300 can be released, the outer shell 100 is detached from the inner shell, the outer shell 100 is cleaned, and the earphone is kept clean.

Referring to fig. 2 and 3, the inner housing includes a front housing 210 and a main housing 220, the front housing 210 covers the main housing 220, a locking cap 300 is disposed on an end of the main housing 220 away from the front housing 210, the speaker and the circuit board are accommodated in an inner cavity enclosed by the front housing 210 and the main housing 220, and a sound outlet 211 is disposed on an end surface of the front housing 210 away from the main housing 220;

the speaker and the circuit board are not improved, and the front shell 210 and the main shell 220 are assembled to form a hollow shell structure along with the original scheme, the speaker and the circuit board are arranged inside the hollow shell structure, the sound outlet 211 is communicated with the hollow shell structure, and the speaker outputs a sound signal.

Referring to fig. 3 and 4, the outer casing 100 includes a metal sound outlet net 110 and two profiling covers 120, the metal sound outlet net 110 is disposed on the sound outlet 211, the two profiling covers 120 are fastened, and the two profiling covers 120 wrap the inner casing, and simultaneously the metal sound outlet net 110 is pressed at the sound outlet 211; the metal sound outlet net 110 is provided with a plurality of through holes 1, sound signals output by the speaker are transmitted to a user through the through holes 1, and the plurality of through holes 1 form a screen structure to prevent external foreign matters from directly entering a hollow shell structure surrounded by the front shell 210 and the main shell 220.

The metal sound outlet net 110 and the two profiling covers 120 are parts which are contacted with ears of a user and are parts which need to be cleaned, and since no electronic part is arranged on the metal sound outlet net 110 and the two profiling covers 120, the metal sound outlet net and the two profiling covers can be directly soaked in disinfectant, so that the cleaning is more comprehensive.

Referring to fig. 3 and 4, each of the profiling covers 120 is provided with an extending piece 121, two extending pieces 121 are attached to each other, and the two extending pieces 121 are embedded in the inner cavity of the locking cap 300. That is, before the locking cap 300 is removed, the two extending pieces 121 are pressed together by the locking cap 300, so that the two copying caps 120 cannot be separated from each other. Therefore, when the housing 100 needs to be disassembled, the locking cap 300 needs to be pulled off from the main housing 220, at this time, the extending piece 121 is no longer fixed by the locking cap 300, and the two profile modeling covers 120 can be separated from each other.

The two profiling covers 120 are mirror images of each other, and the inner cavity of the profiling cover 120 is matched with the outer contour of the inner shell, when the two profiling covers 120 are buckled, the inner wall of each profiling cover 120 is tightly attached to the outer wall of the inner shell, that is, the inner wall of each profiling cover 120 wraps the front shell 210 and the main shell 220 at the same time, so that the front shell 210 and the main shell 220 are protected, and meanwhile, a supporting force is applied to prevent the front shell 210 and the main shell 220 from being separated.

Referring to fig. 3, in an embodiment, the metal sound emitting net 110 is provided with a holding sheet 111, and the front shell 210 is provided with a positioning groove 212 matching with the holding sheet 111. The metal sound outlet net 110 is fixed on the sound outlet 211 by the pressure provided by the profiling cover 120, the holding sheet 111 is arranged, and the position is limited by the positioning groove 212 on the front shell 210, so that the metal sound outlet net 110 can be prevented from rotating, the mounting position of the metal sound outlet net 110 is prevented from deviating, and the structural stability of the in-ear earphone 10 is improved. Preferably, a plurality of holding pieces 111 are provided, and the plurality of holding pieces 111 are distributed in a circumferential array around the metal sound output net 110.

For assembly convenience, a snap (not shown) is provided on an edge of one of the profile covers 120, and an installation groove 122 matched with the snap is provided on an edge of the other profile cover 120. The two contour covers 120 are preliminarily connected by a snap structure, improving the structural stability of the in-ear headphone 10.

Referring to fig. 2, in an embodiment, the main housing 220 includes a rear housing 221 and a holding rod 222, and the front housing 210 is covered on the rear housing 221. Holding the grip 222 facilitates the user's picking up of the in-ear headphone 10. In order to facilitate the detachment of the locking cap 300, the locking cap 300 is provided with a clearance opening 310 matching with the holding rod 222.

Further, the rear housing 221 has a flared cross-section, and the diameter of the rear housing 221 decreases from the end near the front shell 210 to the end near the locking cap 300.

To improve the crush resistance of the in-ear headphone 10, the thickness of the front case 210 is smaller than the thickness of the contour cover 120.

Referring to fig. 2 and 3, in order to facilitate the assembling and disassembling of the locking cap 300, an anti-slip stripe 320 is disposed on an outer wall of the locking cap 300, and the anti-slip stripe 320 increases a friction force between the locking cap 300 and a finger, so as to facilitate the pulling of the locking cap 300 from the main housing 220. Preferably, a plurality of holding stoppers 330 are disposed on the locking cap 300, the thickness of the holding stoppers 330 increases from the end close to the front shell 210 to the end far from the front shell 210, and the holding stoppers 330 form a barrier, so that a user can conveniently apply force to pull the locking cap 300 out far from the front shell 210.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An in-ear headphone comprising: the loudspeaker comprises a shell, a loudspeaker and a circuit board, and is characterized in that the shell comprises an outer shell, an inner shell and a locking cap;

2. An in-ear headphone as claimed in claim 1, wherein the metal sound output net is provided with a holding sheet, and the front housing is provided with a positioning groove matching with the holding sheet.

3. An in-ear headphone as claimed in claim 2, wherein the holding sheet is provided in plurality, and the plurality of holding sheets are distributed in a circumferential array centered on the metal sound outlet net.

4. An in-ear headphone as claimed in claim 1, wherein one of the contour covers is provided with a catch on an edge thereof, and the other contour cover is provided with a mounting groove on an edge thereof to be matched with the catch.

5. An in-ear headphone according to claim 1, wherein the main housing comprises a rear housing and a grip lever, the front housing being housed on the rear housing.

6. An in-ear headphone as claimed in claim 5, wherein the rear housing is flared in cross-section and decreases in diameter from an end adjacent the front shell to an end adjacent the locking cap.

7. An in-ear headphone as claimed in claim 5, wherein the locking cap defines a clearance opening for mating with the grip bar.

8. An in-ear headphone according to claim 1, characterized in that the thickness of the front shell is smaller than the thickness of the profile cover.

9. An in-ear headphone according to claim 1, characterized in that the outer wall of the locking cap is provided with anti-slip stripes.

10. An in-ear headphone according to claim 1, characterized in that the locking cap is provided with a plurality of grip stops, the thickness of which increases from the end near the front shell to the end remote from the front shell.