CN216565564U

CN216565564U - Noise control earphone of earmuff

Info

Publication number: CN216565564U
Application number: CN202123400653.3U
Authority: CN
Inventors: 潘斌; 胡文峰; 杜良; 周建亮
Original assignee: Zack Electronic Technology Co ltd Dongguan
Current assignee: Zack Electronic Technology Co ltd Dongguan
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-17
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses an anti-noise earphone for protecting ears, which relates to the field of earphones and comprises a main frame, wherein the main frame is of a hollow structure, the bottom of the main frame is connected with a box body, one side of the box body is provided with a sponge installation groove, noise reduction sponge is installed in the sponge installation groove, a plush layer is wrapped outside the noise reduction sponge, a plurality of groups of sound receiving boxes are arranged on the surface of the box body, a sound receiving module is arranged in each sound receiving box, a control chip is arranged in the middle of each sound receiving box, the bottom of each noise reduction sponge is thicker than the top of each sound receiving box, and two groups of elastic bands are arranged on two sides of the main frame. According to the earphone, the elastic belts are arranged on two sides of the annular main frame, the main frame of the hollow shell is designed, so that the overall quality of the earphone is reduced, meanwhile, the noise reduction sponge is designed to be of a structure with the bottom end thicker than the upper end, so that the bottom end of the earphone can be better attached to the ear area of a user, the radio module is arranged outside the earphone box body, the sound production module is arranged in the earphone box body, reverse sound waves equal to external noise are generated, the noise is neutralized, and therefore a better noise reduction effect is achieved.

Description

Noise control earphone of earmuff

Technical Field

The utility model relates to the field of earphones, in particular to an anti-noise earphone for protecting ears.

Background

The earphone is a pair of conversion units, which receives the electric signal sent by the media player or receiver, converts it into audible sound wave by the loudspeaker near the ear, and can listen to the sound independently without affecting other people.

Current headphone mostly is the individual layer sponge structure of making an uproar of falling, and the noise reduction effect is comparatively single, and it is poor to fall the ability of making an uproar, and the hearing that can harm the user in the earphone of increaseing, connects two sets of earphones through elasticity annular body frame, and the earphone produces the phenomenon of lower extreme perk easily at user's ear, falls the unable fine parcel of sponge of making an uproar and live user's ear region, falls the difficult dismantlement of sponge of making an uproar and washs.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem, the noise-proof earphone for protecting the ear is provided to solve the technical problems that most of existing headsets are of single-layer sponge noise-reducing structures, noise-reducing capability is poor, noise-reducing sponges cannot wrap the ear area of a user well, and the noise-reducing sponges are not easy to disassemble and clean.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an anti-noise earphone of earmuff, includes the body frame, the body frame is hollow structure, and the bottom is provided with the box body pivot, the box body pivot is rotated and is connected with the box body connecting rod, box body connecting rod fixedly connected with box body, box body one side is provided with the sponge mounting groove, the sponge of making an uproar falls in the sponge mounting groove and is installed, it has the pile layer to fall to wrap up outside the sponge of making an uproar, the box body surface is provided with multiunit receiving box, be provided with the radio module in the receiving box, middle part in the box body is provided with control chip, control chip is connected with the radio module and is located the inside sound production module of box body, the bottom of the sponge of making an uproar falls is thicker than the top, the both sides of body frame are provided with two sets of elastic bands.

Through adopting the above-mentioned technical scheme, set up the elastic band in annular body frame both sides, unseal the body frame into the triplex structure, design the body frame of hollow casing, make the whole quality of earphone decline, the sponge design of making an uproar falls simultaneously and is the structure of bottom thicker than the upper end, make the earphone bottom can be better laminating user's ear region, set up radio module outside the earphone box body, set up sound production module in the earphone box body, produce the reverse sound wave that equals with external noise, with the noise neutralization, thereby reach better noise reduction.

The utility model is further arranged in such a way that the sound insulation board is arranged on the inner side of the noise reduction sponge of the box body, the sound insulation board is connected with a loudspeaker towards the outer side of the box body, and the sound insulation board is connected with a control chip towards the inner side of the box body.

By adopting the technical scheme, the sound production module and the radio module are controlled by the control chip to achieve the purpose of actively reducing noise, and the sound insulation board can prevent sound emitted by the sound production module from interfering with the loudspeaker.

The utility model is further provided that a plurality of groups of sound receiving holes are arranged on the sound receiving box.

Through adopting above-mentioned technical scheme, the sound receiving hole can make the sound of distinguishing external environment that radio module can be more clear.

The utility model is further arranged in such a way that the bottom of the box body on one side is connected with a power line, and the power line is connected with the box body on the other side through a conducting wire positioned in the main frame.

Through adopting above-mentioned technical scheme, for one of them group box body power supply, supply power for another group box body through the wire through the power cord.

In summary, the utility model mainly has the following beneficial effects:

1. according to the utility model, the elastic belts are arranged on two sides of the annular main frame, the main frame is unsealed into a three-part structure, the main frame of the hollow shell is designed, the overall quality of the earphone is reduced, and meanwhile, the noise reduction sponge is designed into a structure with the bottom end thicker than the upper end, so that the bottom end of the earphone can be better attached to the ear area of a user;

2. according to the earphone box, the radio module is arranged outside the earphone box body, the sound production module is arranged in the earphone box body, reverse sound waves equal to external noise are generated, and the noise is neutralized, so that a better noise reduction effect is achieved.

Drawings

FIG. 1 is a front interior view of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of B of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of C of FIG. 1 in accordance with the present invention;

fig. 5 is a front view of the present invention.

In the figure: 1. a main frame; 2. a box body rotating shaft; 3. a box body connecting rod; 4. a box body; 5. a plush layer; 6. a noise reducing sponge; 7. a sponge mounting groove; 8. a sound insulating board; 9. a speaker; 10. a control chip; 11. a sound producing module; 12. a sound receiving box; 13. a radio module; 14. a sound receiving hole; 15. a power line; 16. an elastic band; 17. and (4) conducting wires.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

An anti-noise earphone for ear protection, as shown in fig. 1-5, comprises a main frame 1, wherein the main frame 1 is of a hollow structure, the main frame 1 of a hollow shell enables the integral quality of the earphone to be reduced, a box body rotating shaft 2 is arranged at the bottom of the main frame 1, the box body rotating shaft 2 is rotatably connected with a box body connecting rod 3, the box body connecting rod 3 is fixedly connected with a box body 4, one side of the box body 4 is provided with a sponge mounting groove 7, noise reduction sponge 6 is mounted in the sponge mounting groove 7, a woolen layer 5 is wrapped outside the noise reduction sponge 6, a plurality of groups of sound receiving boxes 12 are arranged on the surface of the box body 4, the use experience of a user can be promoted by the soft woolen layer 5, a sound receiving module 13 is arranged in each sound receiving box 12, a control chip 10 is arranged in the middle of the box body 4, the control chip 10 is connected with the sound receiving modules 13 and a sound generating module 11 positioned in the box body 4, the bottom of the noise reduction sponge 6 is thicker than the top, two groups of elastic bands 16 are arranged on two sides of the main frame 1, the elastic band 16 and the noise reduction sponge 6, which is thicker at the bottom than at the top, allow the headset to better fit the ear area of the user.

Referring to fig. 1 and 2, a power line 15 is connected to the bottom of the box 4 on one side, the power line 15 is connected to the box 4 on the other side through a wire 17 inside the main frame 1, power is supplied to one group of boxes 4 through the power line 15, power is supplied to the other group of boxes 4 through the wire 17, a sound insulation board 8 is arranged on the inner side of the noise reduction sponge 6 of the box 4, the sound insulation board 8 is connected with a loudspeaker 9 towards the outer side of the box 4, a control chip 10 is connected towards the inner side of the box 4, the sound generation module 11 and the sound reception module 13 are controlled by the control chip 10 to achieve the purpose of actively reducing noise, and the sound insulation board 8 can prevent sound emitted by the sound generation module 11 from interfering with the loudspeaker 9.

Referring to fig. 4 and 5, the sound box 12 is provided with a plurality of sound receiving holes 14, and the sound receiving holes 14 enable the sound receiving module 13 to distinguish the sound of the external environment more clearly.

The working principle of the utility model is as follows: elastic band 16 of 1 both sides of body frame can make body frame 1 user's head of more laminating, connect box body and bottom through box body pivot 2 and box body connecting rod 3 and be thicker than the ear region that falls the sponge 6 of making an uproar at top and can make the better laminating user of earphone, the noise size of radio module 13 discernment external environment in radio box 12, through control chip 10 analysis, make sound generating module 11 send equal anti-sound wave, noise reduction is to user's influence, acoustic baffle 8 in the box body 4 can block the sound wave that sound generating module 11 sent, sponge mounting groove 7 on the box body 4 can make the dismouting that the user can be convenient fall the sponge 6 of making an uproar, be convenient for to the washing of falling the sponge 6 of making an uproar, outer pile layer 5 of sponge 6 of making an uproar can make the ear of the sponge 6 of making an uproar can inseparabler laminating user, comparatively soft pile layer 5 can promote user's use experience simultaneously.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides an anti-noise earphone of earflap, includes body frame (1), its characterized in that: the main frame (1) is of a hollow structure, the bottom of the main frame is provided with a box body rotating shaft (2), the box body rotating shaft (2) is rotationally connected with a box body connecting rod (3), the box body connecting rod (3) is fixedly connected with a box body (4), a sponge mounting groove (7) is arranged on one side of the box body (4), a noise reduction sponge (6) is mounted in the sponge mounting groove (7), the noise reduction sponge (6) is wrapped with a plush layer (5), the surface of the box body (4) is provided with a plurality of groups of sound receiving boxes (12), a radio module (13) is arranged in the radio box (12), a control chip (10) is arranged in the middle of the box body (4), the control chip (10) is connected with a radio module (13) and a sound production module (11) positioned in the box body (4), the bottom of the noise reduction sponge (6) is thicker than the top, and two groups of elastic bands (16) are arranged on two sides of the main frame (1).

2. An ear defender's noise earphone as defined in claim 1 wherein: box body (4) are being provided with acoustic celotex board (8) in sponge (6) inboard of making an uproar falls, acoustic celotex board (8) are being connected with speaker (9) towards box body (4) outside, and are being connected with control chip (10) towards box body (4) inboard.

3. An ear defender's noise earphone as defined in claim 1 wherein: the sound receiving box (12) is provided with a plurality of groups of sound receiving holes (14).

4. An ear defender's noise earphone as defined in claim 1 wherein: one side the bottom of box body (4) is connected with power cord (15), box body (4) of opposite side is connected through wire (17) that are located body frame (1) inside in power cord (15).