CN208783052U - A kind of In-Ear active noise reduction earphone - Google Patents
A kind of In-Ear active noise reduction earphone Download PDFInfo
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- CN208783052U CN208783052U CN201821760220.4U CN201821760220U CN208783052U CN 208783052 U CN208783052 U CN 208783052U CN 201821760220 U CN201821760220 U CN 201821760220U CN 208783052 U CN208783052 U CN 208783052U
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- auricular concha
- cavity
- noise reduction
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Abstract
The utility model discloses a kind of In-Ear active noise reduction earphone, including auricular concha decoration, the auricular concha external member for connecting auricular concha decoration, auricular concha connect with auricular concha external member, the silica gel earflap that is connected on auricular concha and covering fill in being provided with loudspeaker in the silica gel ear muff on silica gel earflap, auricular concha；Auricular concha includes auricular concha ante-chamber and auricular concha back cavity, cavity is divided into the first cavity and the second cavity by the internal partition of auricular concha back cavity, sound outlet hole is offered on second chamber outer wall, sound outlet hole, which is sticked, back cavity tuning cloth, and the second cavity inner wall and auricular concha ante-chamber contact surface is made to form seal cavity when cooperating；Sound regulating hole is offered in auricular concha ante-chamber, ante-chamber tuning cloth is pasted on sound regulating hole, and loudspeaker glue is located above ante-chamber tuning cloth in cavity, forms seal cavity with auricular concha ante-chamber；The purpose of the utility model is to provide a kind of In-Ear active noise reduction earphone, be laid out by a kind of safe and reliable In-Ear active noise reduction earphone cavity so that the pickup of noise more comprehensively, noise reduction effect it is more preferable.
Description
Technical field
The utility model relates to earpiece audio technical field, specially a kind of In-Ear active noise reduction earphone.
Background technique
Currently, with society development people's living standard be gradually increased, listen attentively to music as people work the leisure it
Remaining mood of releiving, a kind of mode to ease off the pressure.Earphone is also widely used in isolation and makes an uproar in addition to being used to appreciate music simultaneously
Sound keeps relatively quiet environment, such as when taking the vehicles such as subway, aircraft, in order to avoid noise listens to us
Audio (such as music, video sound, telephone relation etc.) influence, user by the way of mainly increase earphone output
Volume, so that sound be made to be ignored relative to the lesser noise of audio volume of output.But this mode for increasing volume
If long-term implement, the hearing of user can be damaged.
Utility model content
The purpose of this utility model is to pass through a kind of peace in view of the above problems, provide a kind of In-Ear active noise reduction earphone
Complete reliable In-Ear active noise reduction earphone cavity layout so that the pickup of noise more comprehensively, noise reduction effect it is more preferable.
In order to achieve the above object, the technical solution adopted in the utility model is: including auricular concha decoration, connection auricular concha decoration
The auricular concha external member of part, the auricular concha connecting with auricular concha external member, the silica gel earflap being connected on auricular concha and set plug are on silica gel earflap
Silica gel ear muff, be provided with loudspeaker in the auricular concha；The auricular concha includes auricular concha ante-chamber and auricular concha back cavity, the auricular concha back cavity
Internal partition cavity is divided into the first cavity and the second cavity, offer sound outlet hole on the outer wall of second cavity, it is described
Being sticked on sound outlet hole has back cavity tuning cloth, and the second cavity inner wall and auricular concha ante-chamber external contacting surface is made to form seal cavity when cooperating；
Sound regulating hole is offered in the auricular concha ante-chamber, ante-chamber tuning cloth is pasted on the sound regulating hole, before loudspeaker are installed in by glue part
Above intonation sound cloth in cavity, seal cavity is formed with auricular concha ante-chamber.
Further, the auricular concha external member by lantern ring, the toggle of lantern ring outer wall is set and passes through toggle and extends to
Spool composition in lantern ring, first cavity wall offer threading groove, and lantern ring is set on the first cavity of auricular concha back cavity
Outside, spool passes through the threading groove and is located in the first cavity, offers on the interlayer and is connected to the first cavity and the second cavity
Cable-through hole, the core wire on loudspeaker pass through cable-through hole and are set in the spool.
Further, it is sealed across the cable-through hole of the core wire by yellow glue.
Further, it is provided with bracket in first cavity, one group of positioning column, Dolby circuit is provided on the bracket
Board group part passes through positioning column and is installed on bracket.
It further, further include having a defining flange in first cavity, between the defining flange and the first cavity
Form the fastener for being arranged on mounting collar inner wall.
Further, card slot is offered on the inside of the fastener, is adapted fastener with threading groove size.
Further, noise reduction hole is offered in the auricular concha decoration, and sealing EVA is provided on the noise reduction hole.
Further, magnet is also equipped in the auricular concha decoration.
Further, earpiece screen cloth is provided between the earpiece end face and silica gel ear muff of the silica gel earflap.
Further, it is provided with control box on the spool, the electricity for driving noise reduction MIC is provided on the control box
Subcomponent.
Compared with prior art, the utility model has the beneficial effects that by the way that by Dolby circuit board group part, (noise reduction miaow PCBA is electric
Road board group part) it combined integrated is placed in auricular concha rear chamber, on the one hand, it ensure that Dolby circuit board group part places the sealing of environment
Property, another aspect Dolby circuit board group part and inside cavity volume perfect combination, so that the pickup of noise more comprehensively, more preferably solves
Ambient noise interference, and make stiring up a disturbance, can clearly receive calls in noisy environment, listening song.
1, auricular concha decoration: it is mainly used for auricular concha overall package.
2, it is convenient for collecting when not in use magnet: to be mainly used for L/R earphone.
3, seal EVA: foam material is mainly used for sealing noise reduction miaow to ensure that noise reduction effect is optimal.
4, Dolby circuit board group part: noise reduction driving unit is mainly used for eliminating ambient noise.
5, auricular concha external member: can be using TPE material auricular concha SR and wire forming one and auricular concha back cavity ease of assembly.
6, auricular concha back cavity: can be mainly used for assembling Dolby circuit board group part and auricular concha integrally group using ABS plastic material
Dress.
7, back cavity tuning cloth: it is mainly used for adjusting back cavity treble portion sound quality.
8, loudspeaker: loudspeaker installation site can make that a kind of unique cavity layout is integrally formed.
9, ante-chamber tuning cloth: it is mainly used for adjusting ante-chamber bass part sound quality.
10, it silica gel earflap: is worn when being mainly used for earphone use using silica gel material not easy to fall off.
11, auricular concha ante-chamber: can be mainly used for assembling loudspeaker and auricular concha overall package using ABS plastic material.
12, the dust-proof screen cloth of earpiece: screen cloth material is mainly used for filtering dust.
13, silica gel ear muff: silica gel material is mainly used for comfortable wearing when earphone uses.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model active noise reduction earphone.
Fig. 2 is the configuration schematic diagram of Fig. 1.
Fig. 3 is the assembly structure diagram for sealing EVA, auricular concha external member and auricular concha back cavity.
Fig. 4 is the schematic perspective view of auricular concha back cavity.
Fig. 5 is the assembling schematic perspective view of loudspeaker and auricular concha ante-chamber.
Fig. 6 is the broken section structural schematic diagram of Fig. 5.
Fig. 7 is the schematic perspective view of auricular concha decoration, magnet and sealing EVA assembling.
Fig. 8 is the broken section structural schematic diagram of Fig. 7.
Label character described in figure indicates are as follows: 1, auricular concha decoration；2, magnet；3, EVA is sealed；4, Dolby circuit board group
Part；5, auricular concha external member；6, auricular concha back cavity；7, back cavity tuning cloth；8, loudspeaker；9, ante-chamber tuning cloth；10, auricular concha ante-chamber；11, silicon
The glue ear wing；12, earpiece screen cloth；13, silica gel ear muff；14, fastener；15, interlayer；51, lantern ring；52, toggle；53, spool；61,
One cavity；62, the second cavity；101, noise reduction hole；102, sound regulating hole；140, card slot；150, cable-through hole；601, threading groove；602,
Sound outlet hole；610, bracket；611, positioning column；612, defining flange.
Specific embodiment
In order to enable those skilled in the art to better understand the technical solutions of the present invention, with reference to the accompanying drawing to this reality
Be described in detail with novel, the description of this part be only it is exemplary and explanatory, should not be to the protection scope of the utility model
There is any restriction effect.
As Figure 1-Figure 8, the specific structure of the utility model are as follows: including auricular concha decoration 1, connection auricular concha decoration 1
Auricular concha external member 5, the auricular concha being connect with auricular concha external member 5, the silica gel earflap 11 that is connected on auricular concha and set plug in silica gel earflap
Silica gel ear muff 13 on 11 is provided with loudspeaker 8 in the auricular concha；
In the utility model embodiment, ante-chamber tuning cloth 9 is first posted in 102 position of sound regulating hole that auricular concha ante-chamber 10 is reserved,
Loudspeaker 8 are assemblied in the reserved position of auricular concha ante-chamber 10 again, after seal fixed loudspeaker 8 with yellow glue again, make auricular concha ante-chamber 10 and loudspeaker
Have a closed cavity between 8, cavity volume size is after verifying and calculating in 1.2 ± 0.2mm3, 8 diaphragm of loudspeaker needs
It should be in the height of 1.5 ± 0.2mm with a distance from glue part.
Cavity is divided into two parts (the first cavity 61 and the second cavity 62) by 6 internal partition 15 of auricular concha back cavity, rear intonation
Sound cloth 7 is attached to 602 position of sound outlet hole of the second cavity 62, and the contact surface in the second cavity 62 is assembled with auricular concha ante-chamber 10, interior
Portion forms a seal cavity, and cavity volume size is after verifying and calculating in 2.0 ± 0.2mm3, 8 solder joint face of loudspeaker needs
It preferably should uniformly be spread in the height of 1.5 ± 0.2mm so that loudspeaker 8 go out sound with a distance from interlayer 15.
Preferably, the auricular concha external member 5 by lantern ring 51, be arranged in 51 outer wall of lantern ring toggle 52 and pass through toggle 52 simultaneously
The spool 53 extended in lantern ring 51 forms, and 61 side wall of the first cavity offers threading groove 601, and lantern ring 51 is set in auricular concha
Outer on first cavity 61 of back cavity 6, spool 53 passes through the threading groove 601 and is located in the first cavity 61, opens on the interlayer 15
Equipped with the cable-through hole 150 for being connected to the first cavity 61 and the second cavity 62, the core wire on loudspeaker 8 passes through cable-through hole 150 set on described
In spool 53.
In the preferred embodiment of the utility model, 61 peripheral abutment surface of the first cavity is used to assemble with auricular concha external member 5,
In there are 2 root beads to connect 8 core wire of loudspeaker cable-through hole 150 on interlayer 15 is needed to be arranged in spool 53,
Preferably, it is sealed across the cable-through hole 150 of the core wire by yellow glue, is provided with bracket in first cavity 61
610, one group of positioning column 611 is provided on the bracket 610, Dolby circuit board group part 4 passes through positioning column 611 and is installed in bracket
On 610.
In the preferred embodiment of the utility model, the cable-through hole 150 that core wire passes through seals hole with yellow glue, then noise reduction
Circuit board assemblies 4 are assemblied on the designed bracket 610 of the first cavity 61 and fix, and carry out location and installation by positioning column 611, guarantee
Installation accuracy.
It preferably, further include having a defining flange 612, the defining flange 612 and the first chamber in first cavity 61
The fastener 14 for being arranged on 51 inner wall of mounting collar is formed between body 61；Card slot 140 is offered on the inside of the fastener 14, is made
Fastener 14 is adapted with 601 size of threading groove.
In the preferred embodiment of the utility model, defining flange 612 and fastener 14 are equipped with, and have both been convenient for quickly
Assembling, and can make its mounting structure that there is high sealing performance, guarantee earphone audio.
Preferably, noise reduction hole 101 is offered in the auricular concha decoration 1, is provided with sealing on the noise reduction hole 101
EVA3；Magnet 2 is also equipped in the auricular concha decoration 1.
In the preferred embodiment of the utility model, it is used to seal the noise reduction on Dolby circuit board group part 4 using sealing EVA3
Miaow installs magnet 2 inside auricular concha decoration 1, is mainly used for L/R earphone when not in use to ensure that noise reduction effect is optimal
It is convenient for collecting.
Preferably, earpiece screen cloth 12 is provided between the earpiece end face and silica gel ear muff 13 of the silica gel earflap 11.
In the preferred embodiment of the utility model, earpiece screen cloth 12 is set on earpiece end face, is mainly used for filtering dust.
Preferably, it is provided with control box on the spool 53, the electricity for driving noise reduction MIC is provided on the control box
Subcomponent.
In the preferred embodiment of the utility model, the electronics in control box can be utilized by above-mentioned unique space layout
Element drives noise reduction MIC to generate earphone with the antipodal inversion signal of external noise and offsets to external noise, with
This completely eliminates noise, it is made to obtain more good noise reduction effect.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so which element the process, method, article or the device that include a series of elements not only include, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.
Specific case used herein is expounded the principles of the present invention and embodiment, above example
Illustrate the method and its core concept for being merely used to help understand the utility model.The above is only the preferred of the utility model
Embodiment, it is noted that due to the finiteness of literal expression, and objectively there is unlimited specific structure, for this technology
For the those of ordinary skill in field, without departing from the principle of this utility model, several improvement, retouching can also be made
Or variation, above-mentioned technical characteristic can also be combined in the right way；These improve retouching, variation or combination, or not
It is improved that the conception and technical scheme of utility model are directly applied into other occasions, it is regarded as the protection of the utility model
Range.
Claims (10)
1. a kind of In-Ear active noise reduction earphone, the auricular concha external member including auricular concha decoration (1), connection auricular concha decoration (1)
(5), the auricular concha that connect with auricular concha external member (5), the silica gel earflap (11) being connected on auricular concha and set plug are in silica gel earflap (11)
On silica gel ear muff (13), be provided with loudspeaker (8) in the auricular concha；It is characterized in that, the auricular concha includes auricular concha ante-chamber
(10) and cavity is divided into the first cavity (61) and the second chamber by auricular concha back cavity (6), the internal partition (15) of the auricular concha back cavity (6)
Body (62) offers sound outlet hole (602) on the outer wall of second cavity (62), and being sticked on the sound outlet hole (602) has back cavity
Tuning cloth (7) makes the second cavity (62) inner wall and auricular concha ante-chamber (10) external contacting surface form seal cavity when cooperating；The auricular concha
It is offered sound regulating hole (102) in ante-chamber (10), ante-chamber tuning cloth (9) is pasted on the sound regulating hole (102), loudspeaker (8) pass through
Glue part is installed in above ante-chamber tuning cloth (9) in cavity, forms seal cavity with auricular concha ante-chamber (10).
2. a kind of In-Ear active noise reduction earphone according to claim 1, which is characterized in that the auricular concha external member (5) by
Lantern ring (51), setting lantern ring (51) outer wall toggle (52) and pass through toggle (52) and extend to spool in lantern ring (51)
(53) it forms, the first cavity (61) side wall offers threading groove (601), and lantern ring (51) is set in the of auricular concha back cavity (6)
Outer on one cavity (61), spool (53) passes through the threading groove (601) and is located in the first cavity (61), opens on the interlayer (15)
Equipped with the cable-through hole (150) for being connected to the first cavity (61) and the second cavity (62), the core wire on loudspeaker (8) passes through cable-through hole
(150) it is set in the spool (53).
3. a kind of In-Ear active noise reduction earphone according to claim 2, which is characterized in that cross line across the core wire
Hole (150) is sealed by yellow glue.
4. a kind of In-Ear active noise reduction earphone according to claim 2, which is characterized in that in first cavity (61)
It is provided with bracket (610), one group of positioning column (611) is provided on the bracket (610), Dolby circuit board group part (4) passes through fixed
Position column (611) is installed on bracket (610).
5. a kind of In-Ear active noise reduction earphone according to claim 2, which is characterized in that in first cavity (61)
Further include having a defining flange (612), is formed between the defining flange (612) and the first cavity (61) and be used for mounting collar
(51) fastener (14) being arranged on inner wall.
6. a kind of In-Ear active noise reduction earphone according to claim 5, which is characterized in that opened on the inside of the fastener (14)
Equipped with card slot (140), it is adapted fastener (14) with threading groove (601) size.
7. a kind of In-Ear active noise reduction earphone according to claim 1, which is characterized in that the auricular concha decoration (1)
It inside offers noise reduction hole (101), sealing EVA (3) is provided on the noise reduction hole (101).
8. a kind of In-Ear active noise reduction earphone according to claim 1, which is characterized in that the auricular concha decoration
(1) magnet (2) are also equipped in.
9. a kind of In-Ear active noise reduction earphone according to claim 1, which is characterized in that the silica gel earflap (11)
Earpiece screen cloth (12) are provided between earpiece end face and silica gel ear muff (13).
10. a kind of In-Ear active noise reduction earphone according to claim 2, which is characterized in that set on the spool (53)
It is equipped with control box, the electronic component for driving noise reduction MIC is provided on the control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821760220.4U CN208783052U (en) | 2018-10-29 | 2018-10-29 | A kind of In-Ear active noise reduction earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821760220.4U CN208783052U (en) | 2018-10-29 | 2018-10-29 | A kind of In-Ear active noise reduction earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208783052U true CN208783052U (en) | 2019-04-23 |
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ID=66163496
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821760220.4U Active CN208783052U (en) | 2018-10-29 | 2018-10-29 | A kind of In-Ear active noise reduction earphone |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110611855A (en) * | 2019-08-09 | 2019-12-24 | 深圳市静音科技有限公司 | Wind noise resistant active noise reduction earphone |
| CN113271512A (en) * | 2020-02-17 | 2021-08-17 | 易音特电子株式会社 | Ear canal type earphone with pressure balance structure |
-
2018
- 2018-10-29 CN CN201821760220.4U patent/CN208783052U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110611855A (en) * | 2019-08-09 | 2019-12-24 | 深圳市静音科技有限公司 | Wind noise resistant active noise reduction earphone |
| CN113271512A (en) * | 2020-02-17 | 2021-08-17 | 易音特电子株式会社 | Ear canal type earphone with pressure balance structure |
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