CN214799856U

CN214799856U - Receiver and earphone

Info

Publication number: CN214799856U
Application number: CN202121384727.6U
Authority: CN
Inventors: 李知勇; 黄飚
Original assignee: Dain Electronic Shenzhen Co ltd
Current assignee: Dain Electronic Shenzhen Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-11-19
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a receiver and earphone, which comprises a waterproof net and a shell with both open front and back sides, wherein the middle part of the inner wall of the shell is provided with an annular bulge, the waterproof net is arranged on the front side surface of the shell, the inner wall of the front end of the shell is provided with a notch, the shell is internally provided with a cover, a diaphragm, a washer, a magnet and a T iron from front to back in sequence, the T iron is positioned at the back part in the shell, the front end part of the T iron is sleeved with a voice coil, the washer and the magnet are all sleeved on the voice coil, the outer walls of the washer and the magnet are connected with the inner wall of the annular bulge in an abutting mode, the back side surface of the diaphragm is connected with the front side surface of the annular bulge in an abutting mode, the outer wall of the diaphragm is connected with the inner wall of the front part of the shell in an abutting mode, the top part which is arranged at the front end part in the shell and covered by a positioning column which is clamped in the notch, the rear side of the T iron is provided with a PCB board, the PCB board is arranged at the back part in the shell and is electrically connected with the voice coil, the right part of the rear side of the shell is provided with a mounting hole. The utility model has the advantages of good waterproof performance and the like.

Description

Receiver and earphone

Technical Field

The utility model belongs to the technical field of the earphone, concretely relates to receiver and earphone.

Background

The telephone receiver used by the existing earphone has poor waterproof effect and can not meet the requirements of market consumers.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the weak point among the prior art, provide a receiver and earphone that waterproof performance is good.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a receiver comprises a waterproof net and a shell with openings at the front side and the rear side, wherein an annular bulge is arranged in the middle of the inner wall of the shell, the waterproof net is arranged on the front side surface of the shell, a notch is arranged on the inner wall of the front end of the shell, a cover, a diaphragm, a washer, a magnet and a T iron are sequentially arranged in the shell from front to back, the T iron is positioned at the rear part in the shell, a voice coil is sleeved on the front end part of the T iron, the washer and the magnet are sleeved on the voice coil, the outer walls of the washer and the magnet are in abutting connection with the inner wall of the annular bulge, the rear side surface of the diaphragm is in abutting connection with the front side surface of the annular bulge, the outer wall of the diaphragm is in abutting connection with the inner wall of the front part of the shell, a positioning column is arranged at the top of the cover and arranged at the front end part in the shell in a clamping manner, a PCB is arranged at the rear side of the shell, the PCB is electrically connected with the voice coil, a mounting hole is arranged at the right part of the rear side of the shell, the mounting hole is internally provided with a sound absorption block.

The utility model also discloses an earphone, including foretell receiver.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:

the utility model is provided with parts such as a waterproof net and the right middle part of the inner wall of the shell is provided with an annular bulge, the right side surface of the diaphragm is connected with the left side surface of the annular bulge in a butting way, the arrangement of the annular bulge and the waterproof net ensures the waterproof effect of the utility model to the greatest extent, and the waterproof performance is better;

to sum up, the utility model has the advantages of waterproof performance is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a sectional view taken in the direction a-a in fig. 1.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 element 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," "second," and "third" 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 be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 and 2, the receiver of the utility model comprises a waterproof net 1 and a shell 2 with both front and back sides open, a ring-shaped protrusion 3 is arranged in the middle of the inner wall of the shell 2, the waterproof net 1 is arranged on the front side surface of the shell 2, a notch is arranged on the inner wall of the front end of the shell 2, a cover 4, a diaphragm 5, a washer 6, a magnet 7 and a T-shaped iron 8 are sequentially arranged in the shell 2 from front to back, the T-shaped iron 8 is arranged on the back part of the shell 2, the front end part of the T-shaped iron 8 is sleeved with a voice coil, the washer 6 and the magnet 7 are sleeved on the voice coil, the outer walls of the washer 6 and the magnet 7 are butted and connected with the inner wall of the ring-shaped protrusion 3, the back side surface of the diaphragm 5 is butted and connected with the front side surface of the ring-shaped protrusion 3, the outer wall of the diaphragm 5 is butted and connected with the inner wall of the front part of the shell 2, the cover 4 is arranged on the front end part of the shell 2, a positioning column is arranged on the top of the cover 4, the positioning column is arranged in the notch, the rear side of T iron 8 is equipped with PCB board 9, and PCB board 9 sets up rear portion and PCB board 9 and voice coil loudspeaker voice coil electricity in casing 2 and is connected, and the rear side right part of casing 2 is equipped with mounting hole 10, is equipped with in the mounting hole 10 and inhales sound piece 11, inhales sound piece 11 and makes by sound absorbing material and can get rid of the noise.

The utility model also discloses an earphone, including above-mentioned receiver, the application of current earphone to ANC (initiative noise reduction) technique is more and more, current earphone such as TWS earphone volume is littleer and more, the noise reduction effect will satisfy needs 2-3 MIC, if install an MIC in TWS earphone receiver front, install 1 MIC on TWS earphone receiver rear chamber, to insert formula TWS earphone monomer receiver size below 7mm and pack in earphone front mouth, it does not have any space to install MIC in the receiver front, so current insert formula earphone noise reduction has only the reaction formula to add the algorithm and limits the effect of making an uproar to fall, wired loudspeaker product generally does not need waterproof all, wired earphone has the prevention that the electric wire can be fine to drop, along with TWS earphone in the market rises, because of the wireless design of TWS earphone, it is light, facilitate the use, but the method is well fixed, drop easily during the use, therefore, the consumer has a requirement on the waterproof performance of the TWS earphone, most of the TWS earphones on the market at present can only reach the level below IPX5, only the shell can prevent splash water, if the TWS earphones fall into water carelessly or rain and sweat when moving in rainy days, the functions can be affected, and the TWS earphones can not be maintained and can only be scrapped, so the utility model adopts the design that the right side surface of the diaphragm 5 is in interference connection with the left side surface of the annular bulge 3, the outer wall of the diaphragm 5 is in interference connection with the inner wall of the left part of the shell 2, the waterproof net 1 is arranged on the left side surface of the shell 2, the good waterproof effect is achieved, in the design and production process, the bonding width of the shell 2 and the diaphragm 5 is increased, namely, the thickness of the diaphragm 5 is increased as much as possible, so that the interference connection part of the diaphragm 5 and the inner wall of the shell 2 is widened, the waterproof effect is enhanced, and the lead outlet on the shell 2 is reduced as much as possible when being arranged, the bonding neps of the bracket and the membrane 5 are ensured, and the air leakage probability at the outlet of the lead is reduced.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

Claims

1. A receiver, characterized by: the waterproof screen comprises a waterproof screen and a shell with openings on the front side and the rear side, wherein the middle part of the inner wall of the shell is provided with an annular bulge, the waterproof screen is arranged on the front side surface of the shell, the inner wall of the front end of the shell is provided with a notch, a cover, a diaphragm, a washer, a magnet and a T iron are sequentially arranged in the shell from front to back, the T iron is positioned at the rear part in the shell, the front end part of the T iron is sleeved with a voice coil, the washer and the magnet are sleeved on the voice coil, the outer walls of the washer and the magnet are in abutting connection with the inner wall of the annular bulge, the rear side surface of the diaphragm is in abutting connection with the front side surface of the annular bulge, the outer wall of the diaphragm is in abutting connection with the inner wall of the front part of the shell, the top part which is covered at the front end part in the shell is provided with a positioning column, the positioning column is clamped in the notch, the rear side of the T iron is provided with a PCB, the PCB is arranged at the rear part in the shell, the PCB is electrically connected with the voice coil, the right part at the rear side of the shell is provided with a mounting hole, the mounting hole is internally provided with a sound absorption block.

2. An earphone, characterized by: comprising a receiver according to claim 1.