CN204291323U - A kind of diamylose noise cancelling headphone structure - Google Patents
A kind of diamylose noise cancelling headphone structure Download PDFInfo
- Publication number
- CN204291323U CN204291323U CN201420850436.5U CN201420850436U CN204291323U CN 204291323 U CN204291323 U CN 204291323U CN 201420850436 U CN201420850436 U CN 201420850436U CN 204291323 U CN204291323 U CN 204291323U
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- China
- Prior art keywords
- microphone
- horn hood
- back cover
- noise cancelling
- cancelling headphone
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Abstract
The utility model discloses a kind of diamylose noise cancelling headphone structure, comprise the horn hood and back cover that form closed chamber after being interlocked, the bottom of horn hood is provided with loudspeaker, the end face of horn hood is provided with for noise reduction process and runs through the microphone of horn hood, the central axis of the vibrating diaphragm of the center axis deviation loudspeaker of microphone, the end face of the top surface being parallel loudspeaker of microphone, has gap between the bottom surface of microphone and the end face of loudspeaker, and the sidepiece of back cover offers the sound regulating hole communicated with closed chamber.Wherein, the top of horn hood is arranged with Earcap supporter, and the top of Earcap supporter is arranged with ear muff.Its structure is simple and can effective noise reduction.
Description
Technical field
The utility model relates to ear phone technology field, particularly relates to a kind of diamylose noise cancelling headphone structure.
Background technology
Along with the development of wireless headset, single wireless earphone playing function can not meet the multiple demand of consumers in general, and people often can listen attentively to music with mood of releiving after the work leisure, ease off the pressure.But people, when listening to the music, are in outdoor by it, common headphones is owing to cannot accomplish to cut off with periphery, and thus extraneous noise can cause interference, reduces the quality of the music that people hear, reduce tonequality, experience effect is poor.
Utility model content
It is simple and can the diamylose noise cancelling headphone structure of effective noise reduction that the purpose of this utility model is to propose a kind of structure.
For reaching this object, the utility model by the following technical solutions:
A kind of diamylose noise cancelling headphone structure, comprise the horn hood and back cover that form closed chamber after being interlocked, the bottom of described horn hood is provided with loudspeaker, the end face of described horn hood is provided with for noise reduction process and runs through the microphone of described horn hood, the central axis of the vibrating diaphragm of loudspeaker described in the center axis deviation of described microphone, the end face of loudspeaker described in the top surface being parallel of described microphone, have gap between the bottom surface of described microphone and the end face of described loudspeaker, the sidepiece of described back cover offers the sound regulating hole communicated with described closed chamber.
Wherein, the top of described horn hood is arranged with Earcap supporter, and the top of described Earcap supporter is arranged with ear muff.
Wherein, described horn hood comprises the meshed lid body of tool, and described lid body eccentric setting has step-like installing hole, and described microphone embeds after in microphone flexible glue and snaps in together in described installing hole.
Wherein, second step is outward extended with after described lid body downward bending, the end face of described second step is provided with multiple limit buckle, the center of described Earcap supporter offers for dodging described lid body and the first through hole making it pass through, the periphery of described Earcap supporter offers the second through hole corresponding to multiple and described limit buckle, the madial wall of described second through hole is provided with the limiting plate that can fasten with described limit buckle, described Earcap supporter is covered on described second step, and a described limiting plate inserts in a corresponding described limit buckle.
Wherein, described second step downward bending is also outward extended with first step, and described back cover comprises open cavity, is provided with the 3rd step inside the opening part of described open cavity, and described first step is arranged on described 3rd step.
Wherein, the madial wall of described back cover is provided with hollow limited post, the periphery of described horn hood is provided with the spacing hole corresponding with described limited post, after described limited post stretches into described spacing hole from the bottom of described horn hood, is fixed by connector at the end face of described horn hood.
Wherein, the madial wall of described back cover is also provided with multiple brace rod, to support described first step.
Wherein, the sidewall of described back cover is provided with headband string holes.
Wherein, the bottom of described back cover is also arranged with trim.
Wherein, the edge of described trim is provided with the flange raised up, the top side of described flange is arranged at intervals with the buckle of multiple upwards bending-type, the edge of the bottom of described back cover offers annular groove, multiple draw-in groove is provided with in described annular groove, described flange stretches into after in described annular groove, and described buckle snaps in described draw-in groove.
The beneficial effects of the utility model are:
Diamylose noise cancelling headphone structure of the present utility model, comprise the horn hood and back cover that form closed chamber after being interlocked, the bottom of horn hood is provided with loudspeaker, the end face of horn hood is provided with for noise reduction process and runs through the microphone of horn hood, the central axis of the vibrating diaphragm of the center axis deviation loudspeaker of microphone, the end face of the top surface being parallel loudspeaker of microphone, has gap between the bottom surface of microphone and the end face of loudspeaker, and the sidepiece of back cover offers the sound regulating hole communicated with closed chamber, this diamylose noise cancelling headphone structure is by arranging microphone and loudspeaker cooperation, make ambient noise after closed chamber is bled at the micro gap place between parts, through the reflection of back cover inwall, arrive loudspeaker, after horn hood, microphone is arrived from the top of loudspeaker, this microphone is utilized to carry out noise reduction process, and because microphone and loudspeaker are eccentric settings, thus the obstruction of microphone itself can not be subject to when noise is from loudspeaker to microphone, and then make reflection more complete, improve noise reduction, simultaneously, the end face of the top surface being parallel loudspeaker of microphone, also just reflection efficiency is strengthened further, improve the noise content that microphones arrives, and then raising noise reduction, it is mainly by the mode on modified node method, one is utilized independently to close the significantly reflection that chamber just can realize noise, mode is more reliable, while dry function falls in realization, ensure that tonequality, structure are simple as far as possible, assembling is simple, chamber layout is comparatively bold, is different from conventional in layout, original in style.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram one of diamylose noise cancelling headphone structure of the present utility model.
Fig. 2 is the decomposition texture schematic diagram two of the diamylose noise cancelling headphone structure in Fig. 1.
Fig. 3 is the perspective view one of the diamylose noise cancelling headphone structure in Fig. 1.
Fig. 4 is the perspective view two of the diamylose noise cancelling headphone structure in Fig. 1.
Fig. 5 is the main TV structure schematic diagram of the diamylose noise cancelling headphone structure in Fig. 1.
Fig. 6 is the left TV structure schematic diagram of the diamylose noise cancelling headphone structure in Fig. 1.
Fig. 7 be after ear muff is separated with Earcap supporter by the diamylose noise cancelling headphone structure in Fig. 5 A-A to cross-sectional view.
Fig. 8 be after ear muff is separated with Earcap supporter by the diamylose noise cancelling headphone structure in Fig. 5 B-B to cross-sectional view.
In figure: 1-ear muff; 2-Earcap supporter; 3-microphone; 4-microphone flexible glue; 5-horn hood; 6-loudspeaker; 7-back cover; 8-trim; 11-depressed part; 12-storage tank; 13-madial wall; 21-first through hole; 22-second through hole; 23-limiting plate; 24-lateral wall; 51-first step; 52-second step; 53-lid body; 521-spacing hole; 522-limit buckle; 531-installing hole; 532-mesh; 71-open cavity; 72-the 3rd step; 73-limited post; 74-brace rod; 75-sound regulating hole; 76-headband string holes; 77-annular groove; 78-draw-in groove; 81-flange; 82-buckle.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Fig. 1 to 8, a kind of diamylose noise cancelling headphone structure, comprise the horn hood 5 and back cover 7 that form closed chamber after being interlocked, the bottom of horn hood 5 is provided with loudspeaker 6, the end face of horn hood 5 is provided with for noise reduction process and runs through the microphone 3 of horn hood 5, the central axis of the vibrating diaphragm of the center axis deviation loudspeaker 6 of microphone 3, the end face of the top surface being parallel loudspeaker 6 of microphone 3, have gap between the bottom surface of microphone 3 and the end face of loudspeaker 6, the sidepiece of back cover 7 offers the sound regulating hole 75 communicated with closed chamber.
This diamylose noise cancelling headphone structure is by arranging microphone and loudspeaker cooperation, make ambient noise after closed chamber is bled at the micro gap place between parts, through the reflection of back cover inwall, arrive loudspeaker, after horn hood, microphone is arrived from the top of loudspeaker, this microphone is utilized to carry out noise reduction process, and because microphone and loudspeaker are eccentric settings, thus the obstruction of microphone itself can not be subject to when noise is from loudspeaker to microphone, and then make reflection more complete, improve noise reduction, simultaneously, the end face of the top surface being parallel loudspeaker of microphone, also just reflection efficiency is strengthened further, improve the noise content that microphones arrives, and then raising noise reduction, it is mainly by the mode on modified node method, one is utilized independently to close the significantly reflection that chamber just can realize noise, mode is more reliable, while dry function falls in realization, ensure that tonequality, structure are simple as far as possible, assembling is simple, chamber layout is comparatively bold, is different from conventional in layout, original in style.
In addition, while horn hood 5 forms a closed chamber with back cover 7, sound regulating hole 75 is offered at the sidepiece of back cover 7, particularly, the quantity of sound regulating hole 75 is 2, please be symmetricly set on the both sides of back cover 7, these two sound regulating holes 75 are as the use of adjustment, and perforate size is fixed according to actual requirement.It is different from the regulative mode by adjustable sound paper of the prior art, on the basis coordinating said structure, just can realize adjustment and then simplified structure greatly, reducing costs without the need to increasing adjustable sound paper again.
Preferably, in the present embodiment, horn hood 5 comprises the lid body 53 with mesh 532, and lid body 53 eccentric setting has step-like installing hole 531, and microphone 3 embeds after in microphone flexible glue 4 and snaps in together in installing hole 531.Fixing after microphone 3 being surrounded from sidepiece and bottom by microphone flexible glue 4, the elasticity of self and the damping characteristics of microphone flexible glue 4 can be utilized, when preventing from moving at Chun while realizing sealing, microphone 3 produces noise, also make to install more firm, advantageously carry out noise reduction in cooperation said structure.
The top of horn hood 5 is arranged with Earcap supporter 2, and the top of Earcap supporter 2 is arranged with ear muff 1.Wherein, the end face of ear muff 1 is provided with depressed part 11, and the bottom surface of ear muff 1 is provided with storage tank 12.Second step 52 is outward extended with after lid body 53 downward bending, the end face of second step 52 is provided with multiple limit buckle 522, the center of Earcap supporter 2 offers for dodging lid body 53 and the first through hole 21 making it pass through, the periphery of Earcap supporter 2 offers multiple second through hole 22 corresponding with limit buckle 522, the madial wall of the second through hole 22 is provided with the limiting plate 23 that can fasten with limit buckle 522, Earcap supporter 2 is covered on second step 52, and a limiting plate 23 inserts in a corresponding limit buckle 522.Coordinated with limiting plate 23 by limit buckle 522, realize removably connecting between Earcap supporter 2 and horn hood 5, its syndeton is simple, and easy for installation, cost is low.
Particularly, limit buckle 522 has the hollow cubic body of side openings, the limiting plate 23 of Earcap supporter 2 is then positioned at the bottom of the madial wall of the second through hole 22, when mounted, Earcap supporter 2 down can be pressed, make limiting plate 23 extrude limit buckle 522 and slide into the inside of limit buckle 522 from side openings, utilize coordinating of limiting plate 23 and limit buckle 522, both realizations connect, reliable and stable.
Now, ear muff 1 is packaged on the lateral wall of Earcap supporter 2 by the madial wall 13 of storage tank 12, and realization removably connects with Earcap supporter 2.Further, storage tank 12 is is communicated with microphone 3, loudspeaker 6, namely can transmit sound.
Further, second step 52 downward bending is also outward extended with first step 51, and back cover 7 comprises open cavity 71, is provided with the 3rd step 72 inside the opening part of open cavity 71, and first step 51 is arranged on the 3rd step 72.Further, the madial wall of back cover 7 is provided with hollow limited post 73, the periphery of horn hood 5 is provided with the spacing hole 521 corresponding with limited post 73, after limited post 73 stretches into spacing hole 521 from the bottom of horn hood 5, is fixed by connector at the end face of horn hood 5.Thus realize being fixedly connected with of horn hood 5 and back cover 7, and upon connection, connector is arranged at the top of horn hood 5, certainly, spacing hole 521 can be set to counter sink, thus connector can sink to horn hood 5 and arranges, and whole profile all can not expose connector so upon connection, makes profile more attractive in appearance, structure is compacter, and the support in advance of first step more than 51 the 3rd step 72 coordinates, and makes both positioning precisioies high, can effective noise reduction after ensureing further to install.
When being fixedly connected with horn hood 5, there is better intensity in order to make back cover 7, avoid causing because of connector overtorquing back cover 7 pressurized excessive and making structural instability, or horn hood 5 drops in the open cavity 71 of back cover 7, the madial wall of back cover 7 is also provided with multiple brace rod 74, to support first step 51.
The sidewall of back cover 7 is provided with headband string holes 76.
The bottom of back cover 7 is also arranged with trim 8.Wherein, the edge of trim 8 is provided with the flange 81 raised up, the top side of flange 81 is arranged at intervals with the buckle 82 of multiple upwards bending-type, the edge of the bottom of back cover 7 offers annular groove 77, multiple draw-in groove 78 is provided with in annular groove 77, flange 81 stretches into after in annular groove 77, and buckle 82 snaps in draw-in groove 78.
Diamylose noise cancelling headphone structure of the present utility model, while people propose more demands to the playing function of single wireless earphone, the realization of these demands can be coordinated well, meet the multiple demand of consumers in general, especially people are when listening to the music, as in outdoor, common headphones can be solved cannot accomplish and the defect that periphery cuts off, avoid different noises can affect the sense of hearing of people, extraneous interference can be got rid of to greatest extent, give the music experience from different quality.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection range by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection range of the present utility model.
Claims (10)
1. a diamylose noise cancelling headphone structure, it is characterized in that, comprise the horn hood (5) and back cover (7) that form closed chamber after being interlocked, the bottom of described horn hood (5) is provided with loudspeaker (6), the end face of described horn hood (5) is provided with for noise reduction process and runs through the microphone (3) of described horn hood (5), the central axis of the vibrating diaphragm of loudspeaker (6) described in the center axis deviation of described microphone (3), the end face of loudspeaker (6) described in the top surface being parallel of described microphone (3), between the bottom surface of described microphone (3) and the end face of described loudspeaker (6), there is gap, the sidepiece of described back cover (7) offers the sound regulating hole (75) communicated with described closed chamber.
2. diamylose noise cancelling headphone structure according to claim 1, is characterized in that, the top of described horn hood (5) is arranged with Earcap supporter (2), and the top of described Earcap supporter (2) is arranged with ear muff (1).
3. diamylose noise cancelling headphone structure according to claim 2, it is characterized in that, described horn hood (5) comprises the lid body (53) with mesh (532), described lid body (53) eccentric setting has step-like installing hole (531), and described microphone (3) embeds after in microphone flexible glue (4) and snaps in together in described installing hole (531).
4. diamylose noise cancelling headphone structure according to claim 3, it is characterized in that, second step (52) is outward extended with after described lid body (53) downward bending, the end face of described second step (52) is provided with multiple limit buckle (522), the center of described Earcap supporter (2) offers for dodging described lid body (53) and the first through hole (21) making it pass through, the periphery of described Earcap supporter (2) offers the second through hole (22) corresponding to multiple and described limit buckle (522), the madial wall of described second through hole (22) is provided with the limiting plate (23) that can fasten with described limit buckle (522), described Earcap supporter (2) is covered on described second step (52), and a described limiting plate (23) is inserted in a corresponding described limit buckle (522).
5. diamylose noise cancelling headphone structure according to claim 4, it is characterized in that, described second step (52) downward bending is also outward extended with first step (51), described back cover (7) comprises open cavity (71), be provided with the 3rd step (72) inside the opening part of described open cavity (71), described first step (51) is arranged on described 3rd step (72).
6. diamylose noise cancelling headphone structure according to claim 5, it is characterized in that, the madial wall of described back cover (7) is provided with hollow limited post (73), the periphery of described horn hood (5) is provided with the spacing hole (521) corresponding with described limited post (73), after described limited post (73) stretches into described spacing hole (521) from the bottom of described horn hood (5), fixed by connector at the end face of described horn hood (5).
7. diamylose noise cancelling headphone structure according to claim 5, is characterized in that, the madial wall of described back cover (7) is also provided with multiple brace rod (74), to support described first step (51).
8. diamylose noise cancelling headphone structure according to claim 1, is characterized in that, the sidewall of described back cover (7) is provided with headband string holes (76).
9. diamylose noise cancelling headphone structure according to claim 1, is characterized in that, the bottom of described back cover (7) is also arranged with trim (8).
10. diamylose noise cancelling headphone structure according to claim 9, it is characterized in that, the edge of described trim (8) is provided with the flange (81) raised up, the top side of described flange (81) is arranged at intervals with the buckle (82) of multiple upwards bending-type, the edge of the bottom of described back cover (7) offers annular groove (77), multiple draw-in groove (78) is provided with in described annular groove (77), described flange (81) stretches into after in described annular groove (77), and described buckle (82) snaps in described draw-in groove (78).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850436.5U CN204291323U (en) | 2014-12-26 | 2014-12-26 | A kind of diamylose noise cancelling headphone structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850436.5U CN204291323U (en) | 2014-12-26 | 2014-12-26 | A kind of diamylose noise cancelling headphone structure |
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| Publication Number | Publication Date |
|---|---|
| CN204291323U true CN204291323U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420850436.5U Expired - Fee Related CN204291323U (en) | 2014-12-26 | 2014-12-26 | A kind of diamylose noise cancelling headphone structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105430550B (en) * | 2015-12-29 | 2019-01-08 | 青岛歌尔声学科技有限公司 | A kind of open earpiece |
| WO2019042461A1 (en) * | 2017-09-04 | 2019-03-07 | 深圳市魅动智能股份有限公司 | Microphone structure of earphone front cavity, and earphones |
| WO2020061818A1 (en) * | 2018-09-26 | 2020-04-02 | 深圳市魅动智能股份有限公司 | Noise reduction structure of earphone and earphone |
-
2014
- 2014-12-26 CN CN201420850436.5U patent/CN204291323U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105430550B (en) * | 2015-12-29 | 2019-01-08 | 青岛歌尔声学科技有限公司 | A kind of open earpiece |
| WO2019042461A1 (en) * | 2017-09-04 | 2019-03-07 | 深圳市魅动智能股份有限公司 | Microphone structure of earphone front cavity, and earphones |
| WO2020061818A1 (en) * | 2018-09-26 | 2020-04-02 | 深圳市魅动智能股份有限公司 | Noise reduction structure of earphone and earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20181226 |