CN208806943U - A kind of headphone of noise reduction - Google Patents
A kind of headphone of noise reduction Download PDFInfo
- Publication number
- CN208806943U CN208806943U CN201821485525.9U CN201821485525U CN208806943U CN 208806943 U CN208806943 U CN 208806943U CN 201821485525 U CN201821485525 U CN 201821485525U CN 208806943 U CN208806943 U CN 208806943U
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- CN
- China
- Prior art keywords
- noise reduction
- fixedly connected
- fixed
- reduction layer
- headphone
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a kind of headphones of noise reduction, including top news, the bottom end of the top news is fixedly connected with fixed block, the side of the fixed block offers ball groove, multi-directional ball is connected in the ball groove, side on the fixed block close to ball groove is fixedly connected with screwed pipe, fixed lid is threaded on the screwed pipe, the side of the fixed lid is fixedly connected with crimp block, the inner surface of the crimp block and the outer surface of multi-directional ball offset, fixed column is fixedly connected in the multi-directional ball, the end of the fixed column is through fixed lid and is fixedly connected with mounting box, the side of the mounting box is fixedly connected with the first noise reduction layer.On the one hand the utility model makes the adjustable angle of earpiece main body by the cooperation of above structure, wearing when is more comfortable, on the other hand has the effect of noise reduction, reduce noise improve it is happy listens effect, the effect used is preferable.
Description
Technical field
The utility model relates to headphone technical field, specially a kind of headphone of noise reduction.
Background technique
Headphone and PlayGear Stealth are common audio frequency apparatuses, but can not only be made using PlayGear Stealth for a long time
Ache at ear, or even will affect hearing.The volume of existing headphone is larger, and general tool is held there are two biggish ear,
Linked together by interconnecting piece and top news, the position that ear is held adjusted by the cooperation of top news and interconnecting piece, and interconnecting piece with
The rear cover that ear is held is connected by a shaft, can change the angle and direction that hold of ear by the shaft, thus adapt to different head dummys,
The earmuff that ear holds middle softness is surround or is encased the ear of user, ear by the elasticity of top news by ear location, headphone
The sounding of loudspeaker in holding and its cavity body structure is towards human ear；As Chinese patent CN206272815U discloses a kind of novel head
Headset comprising a top news, two ears hold and connect the top news and the interconnecting piece that holds of ear, the ear is contracted include one after
Lid, the rear cover side are connect with the interconnecting piece by a shaft, and other side is connected with a front cover, and the front cover is equipped with
Loudspeaker, the top news over-assemble have a dismountable top news pad, and the front cover over-assemble has dismountable earmuff.Since ear is held
It cannot adjust well, top news is opened when wearing, and ear, which is held, easily to be kept skewed and be against very inconvenient on auricle, is used
Effect is bad.
Utility model content
The purpose of this utility model is to provide a kind of headphones of noise reduction, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of headphone of noise reduction, including head
Item, the bottom end of the top news are fixedly connected with fixed block, and the side of the fixed block offers ball groove, and activity connects in the ball groove
It is connected to multi-directional ball, the side of close ball groove is fixedly connected with screwed pipe on the fixed block, is threaded on the screwed pipe
The side of fixed lid, the fixed lid is fixedly connected with crimp block, the inner surface and the outer surface phase of multi-directional ball of the crimp block
It supports, fixed column is fixedly connected in the multi-directional ball, the end of the fixed column through fixed lid and is fixedly connected with earpiece master
Body.
The earpiece main body includes mounting box, and the side of the mounting box is fixedly connected with the end of fixed column, the peace
The other side of mounted box is fixedly connected with the first noise reduction layer, and the side of the first noise reduction layer is fixedly connected with the second noise reduction layer, institute
It states the first noise reduction layer and the second noise reduction layer is annular in shape, the inner surface on the second noise reduction layer on the outside of it offers ear
Hole, the inner surface on the second noise reduction layer on the inside of it are fixedly connected with filter sound net.
Preferably, the first noise reduction layer is acoustical cotton.
Preferably, the second noise reduction layer is high-damping softness sponge.
Preferably, the earhole is in ellipticity.
Preferably, it is fixedly installed with circuit board in the mounting box, denoising device, institute are fixedly installed on the circuit board
It states circuit board and denoising device is electrically connected, be fixedly installed with sound transducer, the sound sensor on the inside of the filter sound net
Device and denoising device are electrically connected.
Compared with prior art, the utility model has the beneficial effects that
1. making the angle of earpiece main body can be a variety of by the cooperation of ball groove, multi-directional ball, screwed pipe, fixed lid and crimp block
It adjusts, when wearing, adjusts earpiece main body and fit with human body auricle, and then improve comfort when wearing.
2. can by the first noise reduction layer, the second noise reduction layer, circuit board, denoising device and sound transducer, sound transducer
With to pick up the noise signal in environment, denoising device can carry out acoustic analysis to collected noise signal, then send out
Have the music opposite with the frequency curve of noise signal out, it is this with the music opposite with the frequency curve of noise signal and
Noise signal interaction in environment, so that it may filter out the noise in environment, obtain the music of high quality, to reach drop
The purpose made an uproar, the first noise reduction layer are acoustical cotton, and the second noise reduction layer is high-damping mandruka layer, improve coupling or feedback procedure
The frequency response synergistic effect of middle generation reduces sound pressure level peak value and bandwidth unevenness that sound wave reflection generates, plays into one
Walk the effect of noise reduction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model top news front view；
Fig. 2 is the structural schematic diagram of the partial sectional view of the utility model fixed block front view；
Fig. 3 is the structural schematic diagram for the partial sectional view that the utility model multi-directional ball dismantles rear front view with ball groove；
Fig. 4 is the structural schematic diagram of the partial sectional view of the utility model the first noise reduction layer and the second noise reduction layer front view；
Fig. 5 is the structural schematic diagram of the second noise reduction of the utility model layer side view；
Fig. 6 is the electrical block diagram of the utility model circuit board and denoising device.
In figure: 1- top news, the fixed lid of 2- fixed block, 3- ball groove, 4- multi-directional ball, 5- screwed pipe, 6-, 7- crimp block, 8- are solid
Fixed column, 9- earpiece main body, 10- mounting box, the first noise reduction of 11- layer, the second noise reduction of 12- layer, 13- earhole, 14- filter sound net, 15- electricity
Road plate, 16- denoising device, 17- sound transducer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 to Fig. 6 is please referred to, the utility model provides a kind of technical solution: a kind of headphone of noise reduction, including head
The bottom end of item 1, top news 1 is fixedly connected with fixed block 2, and the side of fixed block 2 offers ball groove 3, is connected with ten thousand in ball groove 3
To ball 4, the side on fixed block 2 close to ball groove 3 is fixedly connected with screwed pipe 5, and fixed lid 6 is threaded on screwed pipe 5, Gu
The side for determining lid 6 is fixedly connected with crimp block 7, and the inner surface of crimp block 7 and the outer surface of multi-directional ball 4 offset, solid in multi-directional ball 4
Surely it is connected with fixed column 8, the end of fixed column 8 runs through fixed lid 6 and is fixedly connected with earpiece main body 9, by ball groove 3, universal
The cooperation of ball 4, screwed pipe 5, fixed lid 6 and crimp block 7, adjust the angle of earpiece main body 9 can a variety of, when wearing,
It adjusts earpiece main body 9 to fit with human body auricle, and then improves comfort when wearing.
Earpiece main body 9 includes mounting box 10, and the side of mounting box 10 is fixedly connected with the end of fixed column 8, mounting box 10
The other side be fixedly connected with the first noise reduction layer 11, the first noise reduction layer 11 is acoustical cotton, and the side of the first noise reduction layer 11 is fixed to be connected
It is connected to the second noise reduction layer 12, the second noise reduction layer 12 is high-damping softness sponge, and the first noise reduction layer 11 is in the second noise reduction layer 12
Annular shape, the inner surface on the second noise reduction layer 12 on the outside of it offer earhole 13, and earhole 13 is in ellipticity, earhole 13 it is interior
Diameter size is much larger than human body auricle size, and when wearing, earhole 13 covers auricle, reduces noise pollution in environment, the second noise reduction
Inner surface on layer 12 on the inside of it is fixedly connected with filter sound net 14, and the first noise reduction layer 11 is acoustical cotton, the second noise reduction layer 12
For high-damping mandruka layer, the frequency response synergistic effect generated in coupling or feedback procedure is improved, sound wave reflection is reduced and produces
Raw sound pressure level peak value and bandwidth unevenness, plays the role of noise reduction.
It is fixedly installed with circuit board 15 in mounting box 10, denoising device 16, circuit board 15 are fixedly installed on circuit board 15
It is electrically connected with denoising device 16, the inside of filter sound net 14 is fixedly installed with sound transducer 17, sound transducer 17 and noise reduction
Device 16 is electrically connected, and at work, sound transducer 17 can drop earpiece main body 9 to pick up the noise signal in environment
Device 16 of making an uproar can carry out acoustic analysis to collected noise signal, then issue with the frequency curve phase with noise signal
Anti- music, this noise signal interaction in the music and environment opposite with the frequency curve of noise signal, just
The noise in environment can be filtered out, the music of high quality is obtained, to achieve the purpose that further noise reduction.
Working principle: the headphone of the noise reduction opens top news 1 in use, first corresponding to human body head size, so
Holding earpiece main body 9 afterwards drives multi-directional ball 4 to rotate in ball groove 3, adjusts earpiece main body 9 and fits with human body auricle, improves and wear
Comfort when wearing；At work, sound transducer 17 can be to pick up the noise signal in environment, noise reduction for earpiece main body 9
Device 16 can carry out acoustic analysis to collected noise signal, then issue with opposite with the frequency curve of noise signal
Music, this noise signal interaction in the music and environment opposite with the frequency curve of noise signal, so that it may
To filter out the noise in environment, the music of high quality is obtained, to achieve the purpose that noise reduction, the first noise reduction layer 11 is sound-absorbing
Cotton, the second noise reduction layer 12 are high-damping mandruka layer, improve the frequency response synergistic effect generated in coupling or feedback procedure, are dropped
The sound pressure level peak value and bandwidth unevenness that low sound wave reflection generates, play the role of further noise reduction.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of headphone of noise reduction, including it is top (1), it is characterised in that: the bottom end of the top news (1) is fixedly connected with
The side of fixed block (2), the fixed block (2) offers ball groove (3), is connected with multi-directional ball (4) in the ball groove (3),
Side on the fixed block (2) close to ball groove (3) is fixedly connected with screwed pipe (5), is threaded on the screwed pipe (5)
The side of fixed lid (6), the fixed lid (6) is fixedly connected with crimp block (7), the inner surface of the crimp block (7) with it is universal
The outer surface of ball (4) offsets, and is fixedly connected with fixed column (8) on the multi-directional ball (4), and the end of the fixed column (8) is run through
Fixed lid (6) is simultaneously fixedly connected with earpiece main body (9)；
The earpiece main body (9) includes mounting box (10), the fixed company in the side of the mounting box (10) and the end of fixed column (8)
It connects, the other side of the mounting box (10) is fixedly connected with the first noise reduction layer (11), and the side of the first noise reduction layer (11) is solid
Surely it is connected with the second noise reduction layer (12), the first noise reduction layer (11) and the second noise reduction layer (12) are annular in shape, and described second
Inner surface on noise reduction layer (12) on the outside of it offers earhole (13), on the second noise reduction layer (12) on the inside of it
Inner surface is fixedly connected with filter sound net (14).
2. a kind of headphone of noise reduction according to claim 1, it is characterised in that: the first noise reduction layer (11) is
Acoustical cotton.
3. a kind of headphone of noise reduction according to claim 1, it is characterised in that: the second noise reduction layer (12) is
High-damping softness sponge.
4. a kind of headphone of noise reduction according to claim 1, it is characterised in that: the earhole (13) is in ellipse
Shape.
5. a kind of headphone of noise reduction according to claim 1, it is characterised in that: fixed in the mounting box (10)
It is equipped with circuit board (15), is fixedly installed with denoising device (16) on the circuit board (15), the circuit board (15) and noise reduction
Device (16) is electrically connected, and is fixedly installed with sound transducer (17), the sound transducer on the inside of the filter sound net (14)
(17) it is electrically connected with denoising device (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485525.9U CN208806943U (en) | 2018-09-12 | 2018-09-12 | A kind of headphone of noise reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485525.9U CN208806943U (en) | 2018-09-12 | 2018-09-12 | A kind of headphone of noise reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208806943U true CN208806943U (en) | 2019-04-30 |
Family
ID=66237930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821485525.9U Expired - Fee Related CN208806943U (en) | 2018-09-12 | 2018-09-12 | A kind of headphone of noise reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208806943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120247A1 (en) * | 2019-12-20 | 2021-06-24 | 深圳市易优斯科技有限公司 | Hearing compensation method and device, and computer readable storage medium |
-
2018
- 2018-09-12 CN CN201821485525.9U patent/CN208806943U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120247A1 (en) * | 2019-12-20 | 2021-06-24 | 深圳市易优斯科技有限公司 | Hearing compensation method and device, and computer readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190430 Termination date: 20190912 |