CN210609653U

CN210609653U - Noise reduction earphone with microphone arranged in front cavity sound mouth

Info

Publication number: CN210609653U
Application number: CN202020028790.5U
Authority: CN
Inventors: 田嵘; 方球; 李楚旋
Original assignee: Dongguan Aska Electronics Co ltd
Current assignee: Dongguan Aska Electronics Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-05-22
Anticipated expiration: 2030-01-08

Abstract

The utility model relates to the technical field of earphones, in particular to a noise reduction earphone with a microphone arranged in a front cavity sound mouth, which comprises an earphone bottom shell, a dust screen and earplugs, wherein the earplugs are arranged in the front cavity of the earphone bottom shell; the loudspeaker is arranged at the other end of the sound-raising hole, and the noise-reducing microphone is arranged inside the sound-raising hole and is arranged between the dust screen and the loudspeaker; the earphone bottom shell is provided with a loudspeaker tube body, the loudspeaker hole is formed in the loudspeaker tube body, and an included angle formed between the axis of the loudspeaker tube body and the end face of the bottom of the earphone bottom shell is 60-75 degrees; the earplug is arranged at the opening end of the loudspeaker tube body. The utility model discloses a front cavity sound mouth built-in microphone noise reduction earphone, noise reduction microphone is arranged in the sound-raising hole and is arranged between the dust screen and the sound-raising loudspeaker; the noise reduction microphone is closer to the eardrum of a user, and the noise reduction effect is better.

Description

Noise reduction earphone with microphone arranged in front cavity sound mouth

Technical Field

The utility model relates to an earphone technical field especially relates to an earphone of making an uproar falls in built-in microphone of front chamber sound mouth.

Background

The existing noise reduction earphone has poor noise reduction effect, so that a noise reduction earphone with more excellent noise reduction performance is needed to be provided.

Disclosure of Invention

An object of the utility model is to provide a headset of making an uproar falls in built-in microphone of front chamber sound mouth to the not enough of prior art, the noise reduction effect is better.

In order to achieve the above purpose, the microphone noise reduction earphone with the built-in front cavity sound mouth of the utility model comprises an earphone bottom shell, a dust screen and earplugs, wherein the earplugs are arranged in the front cavity of the earphone bottom shell, the earphone bottom shell is provided with a sound-raising hole, and the dust screen is arranged in the sound-raising hole and is arranged at one end of the sound-raising hole; the loudspeaker is arranged at the other end of the sound-raising hole, and the noise-reducing microphone is arranged inside the sound-raising hole and is arranged between the dust screen and the loudspeaker; the earphone bottom shell is provided with a loudspeaker tube body, the loudspeaker hole is formed in the loudspeaker tube body, and an included angle formed between the axis of the loudspeaker tube body and the end face of the bottom of the earphone bottom shell is 60-75 degrees; the earplug is arranged at the opening end of the loudspeaker tube body.

Furthermore, the loudspeaker is attached to the end face of the other end of the loudspeaker hole.

Further, the microphone of making an uproar falls including being used for receiving the noise and turning into the noise and fall the collection subassembly of making an uproar of falling of the signal of telecommunication and the speaker subassembly of making an uproar that falls that is used for sending the sound wave of offsetting the noise, fall the speaker subassembly of making an uproar and fall collection subassembly electric signal connection, fall the speaker subassembly of making an uproar and fall collection subassembly of making an uproar and all set up in the speaker hole and arrange in the dust screen and between the loudspeaker with making.

Further, still include the end shell, the end shell set up in earphone drain pan bottom, loudspeaker's the direction of raising the voice sets up the direction of the microphone of making an uproar that falls dorsad.

The utility model has the advantages that: the utility model discloses a front cavity sound mouth built-in microphone noise reduction earphone, noise reduction microphone is arranged in the sound-raising hole and is arranged between the dust screen and the sound-raising loudspeaker; the noise reduction microphone is closer to the eardrum of a user, so that the noise reduction effect is better; the utility model discloses an earphone of making an uproar falls in built-in microphone of ante-chamber sound mouth, the body of raising one's voice is used for inserting user's duct, and the contained angle between the axis of the body of raising one's voice and the terminal surface of earphone drain pan bottom is 60 ~75, and the main part of its earplug, the body of raising one's voice, earphone drain pan is laminated with user's duct more tightly for the clearance between the body of raising one's voice and user's duct is little, reduces the possibility of noise entering, has further improved the noise reduction effect.

Drawings

Fig. 1 is a schematic sectional view of the present invention.

Fig. 2 is a schematic view of the exploded structure of the present invention.

Fig. 3 is a schematic structural view of the earphone bottom case of the present invention

The reference numerals include:

1-earphone bottom shell 11-loudspeaker body 12-loudspeaker hole

2-dust screen 3-earplug

4-noise reduction microphone 5-loudspeaking loudspeaker

a is an included angle between the axis of the loudspeaker tube body and the end face of the bottom of the earphone bottom shell.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the microphone noise reduction earphone with built-in front-cavity sound mouth of the present invention comprises an earphone bottom shell 1, a dust screen 2 and earplugs 3, wherein the earplugs 3 are disposed in the front cavity of the earphone bottom shell 1, the earphone bottom shell 1 is provided with a sound-raising hole 12, and the dust screen 2 is disposed inside the sound-raising hole 12 and disposed at one end of the sound-raising hole 12; the loudspeaker is characterized by further comprising a noise reduction microphone 4 and a loudspeaker 5, wherein the loudspeaker 5 is arranged at the other end of the loudspeaker hole 12, and the noise reduction microphone 4 is arranged inside the loudspeaker hole 12 and is arranged between the dustproof net 2 and the loudspeaker 5; the earphone bottom shell 1 is provided with a loudspeaker tube body 11, the loudspeaker hole 12 is formed in the loudspeaker tube body 11, and an included angle formed between the axis of the loudspeaker tube body 11 and the end face of the bottom of the earphone bottom shell 1 is 60-75 degrees; the earplug 3 is disposed at the open end of the speaker tube body 11. The utility model discloses a noise reduction earphone with a microphone arranged in a front cavity sound mouth, wherein a noise reduction microphone 4 is arranged in a speaker hole 12 and is arranged between a dust screen 2 and a speaker 5; the noise reduction microphone 4 is closer to the eardrum of the user, so that the noise reduction effect is better; the utility model discloses an earphone of making an uproar falls in built-in microphone of ante-chamber sound mouth, body of raising one's voice 11 is used for inserting user's duct, the contained angle between the axis of body of raising one's voice 11 and the terminal surface of earphone drain pan 1 bottom is 60 ~75, specifically can be 67, its earplug 3, body of raising one's voice 11, the main part of earphone drain pan 1 is tighter with user's the laminating of duct for clearance between body of raising one's voice 11 and user's the duct is little, reduce the possibility of entering noise, further improved the noise reduction effect.

The front cavity of the earphone bottom case 1 of the utility model is the open end of the speaker hole 12 for inserting the ear canal of the user.

Further, the speaker 5 is attached to the end surface of the other end of the speaker hole 12. The utility model discloses a headset of making an uproar falls in built-in microphone of ante-chamber sound mouth, noise abatement has further improved the noise reduction effect through the possibility that the user's eardrum is got into in lifting sound hole 12.

Further, the noise reduction microphone 4 includes a noise reduction and sound collection component for receiving noise and converting the noise into an electrical signal and a noise reduction speaker component for emitting a sound wave for canceling the noise, the noise reduction speaker component is electrically connected with the noise reduction and sound collection component, and the noise reduction speaker component and the noise reduction and sound collection component are both arranged in the sound hole 12 and arranged between the dust screen 2 and the speaker 5. The utility model discloses a headset of making an uproar falls in built-in microphone of front chamber sound mouth, simple structure.

Further, still include the end shell, the end shell set up in earphone drain pan 1 bottom, loudspeaker 5's the direction of raising one's voice sets up the direction of microphone 4 of making an uproar that falls dorsad. The utility model discloses an earphone of making an uproar falls in built-in microphone of antechamber sound mouth, loudspeaker 5 loudspeaker as the speaker of earphone for send the sound that the user hopes, the utility model discloses an earphone of making an uproar falls in built-in microphone of antechamber sound mouth still includes the end shell, the end shell set up in earphone drain pan 1 bottom, loudspeaker 5's the direction of raising the voice sets up to the direction of making an uproar 4 falls dorsad, makes loudspeaker 5 send the sound about 80% through loudspeaker 5 towards the end shell, goes into raise-voice hole 12 after the end shell reflection, gets into the user's eardrum through raise-voice hole 12, and 20% sound about sends through loudspeaker 5 towards the open end of raise-voice hole 12 and gets into the eardrum between, makes the utility model discloses an earphone of making an earphone is made an uproar falls in built-in microphone of antechamber sound mouth, has the front and back two-wave sound to get into the user's ear.

In conclusion, the present invention has the above-mentioned excellent characteristics, so that it can be used to enhance the effectiveness of the prior art and has practicability, and thus it is a product with practical value.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides an earphone of making an uproar falls in built-in microphone of ante-chamber sound mouth, includes earphone drain pan, dust screen and earplug, the earplug sets up in the ante-chamber of earphone drain pan, its characterized in that: the earphone bottom shell is provided with a sound-raising hole, and the dust screen is arranged inside the sound-raising hole and at one end of the sound-raising hole; the loudspeaker is arranged at the other end of the sound-raising hole, and the noise-reducing microphone is arranged inside the sound-raising hole and is arranged between the dust screen and the loudspeaker; the earphone bottom shell is provided with a loudspeaker tube body, the loudspeaker hole is formed in the loudspeaker tube body, and an included angle formed between the axis of the loudspeaker tube body and the end face of the bottom of the earphone bottom shell is 60-75 degrees; the earplug is arranged at the opening end of the loudspeaker tube body.

2. A front cavity microphone-embedded noise reduction earphone as claimed in claim 1, wherein: the loudspeaker are attached to the end face of the other end of the loudspeaker hole.

3. A front cavity microphone-embedded noise reduction earphone as claimed in claim 1, wherein: the microphone of making an uproar falls including being used for receiving the noise and turning into the noise and fall the receipts sound subassembly of making an uproar of the signal of telecommunication and the speaker subassembly of making an uproar that falls that is used for sending the sound wave of offsetting the noise, fall the speaker subassembly of making an uproar and fall the receipts sound subassembly electric signal connection of making an uproar, fall the speaker subassembly of making an uproar and fall the receipts sound subassembly of making an uproar and all set up in.

4. A front cavity microphone-embedded noise reduction earphone as claimed in claim 1, wherein: the loud-speaking direction of the loud-speaking horn is set to be opposite to the direction of the noise reduction microphone.