CN213028147U

CN213028147U - Earphone sound guide structure and mobile terminal

Info

Publication number: CN213028147U
Application number: CN202020974780.0U
Authority: CN
Inventors: 赵魏星
Original assignee: Shenzhen Furi Zhongnuo Electronic Technology Co ltd
Current assignee: Shenzhen Furi Zhongnuo Electronic Technology Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-04-20
Anticipated expiration: 2030-06-01

Abstract

The utility model provides a pair of sound structure and mobile terminal are led to earphone, wherein sound structure is led to earphone includes PCB board, earphone, sealed bubble cotton, preceding shell, the cotton subassembly of dust screen bubble and apron, be equipped with first logical groove on the preceding shell, be equipped with the second on the apron and lead to the groove, the earphone with the PCB board is connected, sealed bubble cotton is established on the sound outlet of earphone, the PCB board with preceding shell is connected, the apron will the cotton subassembly of dust screen bubble is covered first structure that leads to the inslot. The sound mode of earphone is for directly going out the sound, goes out the sound passageway wide and smooth and easy, the utility model discloses the reality has simple structure, goes out the smooth and easy advantage that tone quality is good of sound.

Description

Earphone sound guide structure and mobile terminal

Technical Field

The utility model belongs to the technical field of mobile terminal's earphone, especially, relate to an earphone leads sound structure and mobile terminal.

Background

The earphone is a sound production module of mobile terminals such as mobile phones, the non-full screen mobile phones are provided with large black edges at the upper and lower parts, the earphone is arranged below the black edges at the upper part of the mobile phones, and sound of the earphone is emitted outside by arranging a sound production channel on the black edges.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above problems, an object of the present invention is to provide a sound guiding structure for a handset and a mobile terminal having simple structure and smooth sound output.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a sound structure is led to earphone, includes PCB board, earphone, sealed bubble cotton, preceding shell, the cotton subassembly of dust screen bubble and apron, be equipped with first logical groove on the preceding shell, be equipped with the second on the apron and lead to the groove, the earphone with the PCB board is connected, sealed bubble is cotton to be established on the sound outlet of earphone, the PCB board with preceding shell is connected, the apron will the cotton subassembly of dust screen bubble is covered first logical inslot.

For the utility model discloses an improve, preceding shell includes epitheca and inferior valve, be equipped with a plurality of third through slot on the epitheca, be equipped with on the inferior valve with third through slot complex is protruding, the epitheca with the inferior valve passes through the third lead to the groove with protruding cooperation is connected.

To the improvement of the utility model, be equipped with on the epitheca and collude the ear, the PCB board is the card collude in the ear with preceding shell is connected.

To the utility model discloses an improve, be equipped with the locating hole on the PCB board, be equipped with the reference column on the inferior valve, the PCB board is through the reference column inserts in the locating hole with preceding shell is connected.

To the utility model discloses an improve, first logical groove by the big logical groove that sets up on the epitheca with the little logical groove that sets up on the inferior valve overlaps and constitutes.

The utility model also provides a mobile terminal, be equipped with foretell earphone sound guide structure on the mobile terminal.

Compared with the prior art, the beneficial effects of the utility model are that:

Drawings

Fig. 1 is a schematic view of the exploded structure of the earphone sound guiding structure of the present invention.

Fig. 2 is a schematic view of the three-dimensional structure of the earphone sound guide structure combination of the present invention.

FIG. 3 is a schematic sectional view taken along line A-A in FIG. 2

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or assembly referred to 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

As shown in fig. 1-3, the utility model provides a pair of earphone sound guide structure, including PCB board 1, earphone 2, sealed bubble cotton 3, preceding shell 4, the cotton subassembly 5 of dust screen bubble and apron 6, be equipped with first logical groove on preceding shell 4, be equipped with second through-groove 61 on the apron 6, earphone 2 with PCB board 1 is connected, sealed bubble cotton 3 is established on earphone 2's the sound outlet, PCB board 1 with preceding shell 4 is connected, apron 6 will the cotton subassembly 5 lid of dust screen bubble is in first logical inslot. The sound mode of earphone 2 is for directly going out the sound, goes out the sound passageway wide and smooth and easy, the utility model discloses the reality has simple structure, goes out the smooth and easy advantage that tone quality is good of sound.

Preferably, the front shell 4 includes an upper shell 41 and a lower shell 42, the upper shell 41 is provided with a plurality of third through slots 411, the lower shell 42 is provided with a protrusion 421 matched with the third through slots 411, and the upper shell 41 and the lower shell 42 are connected by matching the third through slots 411 and the protrusion 421. The cover plate 6 covers the dust-proof mesh foam component 5 in the first through groove, so that the dust-proof mesh foam component 5 is embedded in the first through groove, one end surface of the dust-proof mesh foam component 5 is abutted against one side surface of the lower shell 42, and the other side surface of the dust-proof mesh foam component 5 is abutted against the cover plate 6; through sealed bubble cotton 3 with the cotton subassembly 5 dual filtration of dust screen bubble makes the earphone leads the dustproof effect of sound structure better, has improved life.

Preferably, the upper case 41 is provided with a hooking lug 412, and the PCB board 1 is clamped in the hooking lug 412 and connected with the front case 4. The PCB board 1 and the front shell 4 are more convenient and faster to connect or detach.

Preferably, the PCB board 1 is provided with a positioning hole 11, the lower shell 42 is provided with a positioning column 422, and the PCB board 1 is inserted into the positioning hole 11 through the positioning column 422 and connected with the front shell 4.

Preferably, the first through groove is formed by overlapping a large through groove formed on the upper case 41 and a small through groove formed on the lower case 42.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.

Claims

1. The utility model provides an earphone leads sound structure which characterized in that: including PCB board (1), earphone (2), sealed bubble cotton (3), preceding shell (4), the cotton subassembly of dust screen bubble (5) and apron (6), be equipped with first logical groove on preceding shell (4), it leads to groove (61) to be equipped with the second on apron (6), earphone (2) with PCB board (1) is connected, establish sealed bubble cotton (3) on the sound outlet of earphone (2), PCB board (1) with preceding shell (4) are connected, apron (6) will the cotton subassembly of dust screen bubble (5) lid is in first logical inslot.

2. The earpiece sound guide structure of claim 1, wherein: preceding shell (4) include epitheca (41) and inferior valve (42), be equipped with a plurality of third on epitheca (41) and lead to groove (411), be equipped with on inferior valve (42) with groove (411) complex arch (421) are led to the third, epitheca (41) with inferior valve (42) pass through groove (411) are led to the third with protruding (421) cooperation is connected.

3. The earpiece sound guide structure of claim 2, wherein: the upper shell (41) is provided with a hook lug (412), and the PCB (1) is clamped in the hook lug (412) and connected with the front shell (4).

4. The earpiece sound guide structure of claim 2, wherein: the PCB is characterized in that a positioning hole (11) is formed in the PCB (1), a positioning column (422) is arranged on the lower shell (42), and the PCB (1) is inserted into the positioning hole (11) through the positioning column (422) and connected with the front shell (4).

5. The earpiece sound guide structure of claim 2, wherein: the first through groove is formed by overlapping a large through groove (413) arranged on the upper shell (41) and a small through groove (423) arranged on the lower shell (42).

6. A mobile terminal, characterized by: the mobile terminal is provided with an earphone leading structure according to any one of claims 1 to 5.