CN206640782U - Audio horn and earphone - Google Patents
Audio horn and earphone Download PDFInfo
- Publication number
- CN206640782U CN206640782U CN201720147247.5U CN201720147247U CN206640782U CN 206640782 U CN206640782 U CN 206640782U CN 201720147247 U CN201720147247 U CN 201720147247U CN 206640782 U CN206640782 U CN 206640782U
- Authority
- CN
- China
- Prior art keywords
- annular magnet
- voice coil
- vibrating diaphragm
- magnetic conductor
- audio horn
- Prior art date
- 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.)
- Active
Links
- 239000004020 conductor Substances 0.000 claims abstract description 42
- 238000009434 installation Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000005236 sound signal Effects 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/026—Transducers having separately controllable opposing diaphragms, e.g. for ring-tone and voice
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
It the utility model is related to a kind of audio horn and earphone.Including housing, first pronunciation unit, including in the housing and being provided with the support of through hole, the first annular magnet of installation on the bracket, the first magnetic conductor being arranged on the first annular magnet, the second annular magnet that installation is set on the bracket and around the first annular magnet, the second magnetic conductor being arranged on second annular magnet, the first voice coil loudspeaker voice coil between the first annular magnet and second annular magnet, the first vibrating diaphragm being connected with the first voice coil loudspeaker voice coil；Second pronunciation unit, including the 3rd magnetic conductor being connected with the housing, the 3rd annular magnet for being fixed between second magnetic conductor and the 3rd magnetic conductor and being set around second annular magnet, the second voice coil loudspeaker voice coil between second annular magnet and the 3rd annular magnet in magnetic gap, the second vibrating diaphragm being connected with the second voice coil loudspeaker voice coil.The sound pressure level of audio horn and earphone improves.
Description
Technical field
Audiotechnica field is the utility model is related to, more particularly to a kind of audio horn and the ear including the audio horn
Machine.
Background technology
With the development of science and technology and the progress of society, the application of the particularly Mobile audio frequency equipment such as earphone is more and more extensive,
Have become the important component in people's work and life.
In general, an only vibrating diaphragm in traditional audio horn, there are two vibrating diaphragms in the audio horn after improvement, so
The overall voice effect of audio horn can be improved.But due to setting two vibrating diaphragms, the Oscillation Amplitude of vibrating diaphragm declines, serious shadow
Ring the sound pressure level (volume) of loudspeaker and earphone.
Utility model content
Based on this, it is necessary to provide a kind of audio horn that can improve sound pressure level and the earphone containing the audio horn.
A kind of audio horn, including：
Housing, it is provided with sound mouth；
In the housing and it is provided with the support of through hole；
The first annular magnet of installation on the bracket, the first annular magnet are provided with the first magnetic conductor；
The second annular magnet that installation is set on the bracket and around the first annular magnet, second annular
Magnet is provided with the second magnetic conductor being connected with the housing；
The first voice coil loudspeaker voice coil between the first annular magnet and second annular magnet in magnetic gap；
The first vibrating diaphragm being connected with first voice coil loudspeaker voice coil；
The 3rd annular magnet set around second annular magnet, described 3rd annular magnet one end and described second
Magnetic conductor connects, and its other end is provided with the 3rd magnetic conductor being connected with the housing；
The second voice coil loudspeaker voice coil between second annular magnet and the 3rd annular magnet in magnetic gap；And
The second vibrating diaphragm being connected with second voice coil loudspeaker voice coil, the connection sound mouth and described is provided with second vibrating diaphragm
The connecting hole of through hole.
In one of the embodiments, the support includes cylindrical portion, and is connected to the end of the cylindrical portion and along institute
State the extending radially outward edge part of cylindrical portion, the through hole is arranged in the cylindrical portion, the first annular magnet and
One end of second annular magnet is fixed on the edge part.
In one of the embodiments, second magnetic conductor is parallel with the edge part.
In one of the embodiments, the area of second vibrating diaphragm is more than the area of first vibrating diaphragm.
In one of the embodiments, second magnetic conductor is provided with air-vent.
In one of the embodiments, be provided with second magnetic conductor for fix the first vibrating diaphragm edge
One convered structure；
The 3rd convered structure for fixing described second vibrating diaphragm edge one end, the branch are provided with 3rd magnetic conductor
The second convered structure for fixing the second vibrating diaphragm edge other end is provided with frame.
In one of the embodiments, the support is iron support.
In one of the embodiments, the housing includes the first cover plate for covering first vibrating diaphragm, and with described the
One cover plate is connected and covers the second cover plate of second vibrating diaphragm, and the sound mouth is arranged on the second cover plate.
In one of the embodiments, the adjustment hole for adjusting audio is additionally provided with first cover plate.
A kind of earphone, including shell, it is provided with including any of the above-described audio horn in the shell.
Audio horn provided by the utility model and the earphone containing the audio horn, due to setting first annular magnetic simultaneously
Iron, the second annular magnet and the 3rd annular magnet, on the premise of the overall volume of loudspeaker is not increased, the magnetic field intensity in loudspeaker
Increase, the magnetic field force increase acted on the first voice coil loudspeaker voice coil and the second voice coil loudspeaker voice coil, therefore, the amplitude of the first vibrating diaphragm and the second vibrating diaphragm carries
Height, so as to improve the sound pressure level (volume) of the first vibrating diaphragm and the pronunciation of the second vibrating diaphragm.Meanwhile the higher audio signal of frequency and frequency
The relatively low audio signal of rate can realize accurate reproduction by the first vibrating diaphragm, the second vibrating diaphragm, improve the fidelity of loudspeaker pronunciation,
The defects of avoiding audio signal intermodulation distortion and causing unintelligible sound, shortage stereovision, it is ensured that the good voice effect of loudspeaker.
Brief description of the drawings
Fig. 1 is the cross-sectional view for the audio horn that an embodiment provides；
Fig. 2 is the cross-sectional view for the earphone that an embodiment provides.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Better embodiment of the present utility model is given in accompanying drawing.But the utility model can come in many different forms
Realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is to make to this practicality newly
The more thorough and comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " interior ", " outer ", "left", "right" and
For illustrative purposes only, it is unique embodiment to be not offered as similar statement.
Refering to Fig. 1, a kind of audio horn 10, including housing 100, the first pronunciation unit 200 and the second pronunciation unit 300.
Sound mouth 121 is provided with housing 100.
First pronunciation unit 200 includes support 210, first annular magnet 220, the first magnetic conductor 240, the second annular magnet
230th, the second magnetic conductor 250, the first voice coil loudspeaker voice coil 260 and the first vibrating diaphragm 270.Support 210 is arranged in housing 100, is set on support 210
It is equipped with the through hole 211a for leading note.One end of first annular magnet 220 is fixed on the bracket 210, and the first magnetic conductor 240 is installed
On the other end of first annular magnet 220.One end of second annular magnet 230 is equally fixed on the bracket 210, the second annular
Magnet 230 is fixed around first annular magnet 220, and the second magnetic conductor 250 is arranged on the other end of the second annular magnet 230.
Certain spacing be present between the first annular annular magnet 230 of magnet 220 and second to form magnetic gap, the first voice coil loudspeaker voice coil 260 is located at
In magnetic gap between the first annular annular magnet 230 of magnet 220 and second.First vibrating diaphragm 270 is connected with the first voice coil loudspeaker voice coil 260, the
The edge of one vibrating diaphragm 270 is fixed on the second magnetic conductor 250.
Second pronunciation unit 300 includes the 3rd magnetic conductor 320, the 3rd annular magnet 310, the second voice coil loudspeaker voice coil 330 and second and shaken
Film 340.3rd magnetic conductor 320 is connected with housing 100.One end of 3rd annular magnet 310 is fixed on the second magnetic conductor 250,
The other end of 3rd annular magnet 310 is fixed on the 3rd magnetic conductor 320, and the 3rd annular magnet 310 is around the second annular magnet
230 are set, and certain spacing between the 3rd annular magnet 310 and the second annular magnet 230 be present to form magnetic gap, the second voice coil loudspeaker voice coil
In 330 magnetic gap between the 3rd annular magnet 310 and the second annular magnet 230.Second vibrating diaphragm 340 and the second voice coil loudspeaker voice coil 330
Connection, the edge of the second vibrating diaphragm 340 is fixed on the 3rd magnetic conductor 320.Connecting hole 341 is provided with second vibrating diaphragm 340, the company
Connect the sound mouth 121 on the through hole 211a and housing 100 on the connection of hole 341 support 210.The sound that first vibrating diaphragm 270 is reduced
Via through holes 211a, connecting hole 341 and sound mouth 121 are sent successively.
Support 210 is hat-shaped structure, and support 210 includes cylindrical portion 211 (corresponding crown) and (the corresponding cap of edge part 212
Edge), edge part 212 is connected with the end vertical of cylindrical portion 211 and radially extending along cylindrical portion 211.Through hole 211a is arranged on
In cylindrical portion 211.First annular magnet 220 is set in cylindrical portion 211 and its N pole is fixed on edge part 212, and first leads
Magnet 240 be arranged on first annular magnet 220 S extremely on.The S poles of first annular magnet 220 are fixed on edge part 212, the
Two magnetic conductors 250 be arranged on the second annular magnet 230 N extremely on, formed between the first magnetic conductor 240 and the second magnetic conductor 250
Uniform magnetic field then drives the first vibrating diaphragm 270 to pronounce to drive the first voice coil loudspeaker voice coil 260 to vibrate.Due to the hat-shaped structure of support 210,
The overall volume of loudspeaker 10 diminishes, and meets the development trend of the miniaturization of loudspeaker 10.
The S poles of 3rd annular magnet 310 are fixed on the second magnetic conductor 250, and the N poles of the 3rd annular magnet 310 are fixed on
Uniform magnetic field is formed on 3rd magnetic conductor 320, between the magnetic conductor 320 of edge part 212 and the 3rd of support 210 to drive the second sound
The vibration of circle 330, then drives the second vibrating diaphragm 340 to pronounce.
The first convered structure 280 is provided with second magnetic conductor 250, the edge of the first vibrating diaphragm 270 passes through the first convered structure 280
It is fixed on the second magnetic conductor 250.The 3rd convered structure 350, the outward flange of the second vibrating diaphragm 340 are provided with 3rd magnetic conductor 320
End is fixed on the 3rd magnetic conductor 320 by the 3rd convered structure 350.It is additionally provided with the second convered structure 360 on support 210, second
The center edge portion end of voice coil loudspeaker voice coil 330 is fixed on the bracket 210 by the second convered structure 360.
Support 210 is iron support 210, can play good magnetic conduction effect simultaneously.Housing 100 includes the first cover plate
110 and second cover plate 120,120 split type connection of the first cover plate 110 and the second cover plate, it will be understood that the first cover plate 110 and
Two cover plates 120 can also use integrally formed mode.First cover plate 110 covers the first vibrating diaphragm 270, and the second cover plate 120 covers
Second vibrating diaphragm 340, it is arranged on the second cover plate 120 on sound mouth 121.Electricity is connected between second magnetic conductor 250 and housing 100
Road plate 410, circuit board 410 are used for connecting wire.
Second magnetic conductor 250 is provided with air-vent 420, then the two sides of the second vibrating diaphragm 340 is all ventilative, so as to improve second
The vibratility of vibrating diaphragm 340.
The area of second vibrating diaphragm 340 is more than the area of the first vibrating diaphragm 270.First vibrating diaphragm 270 can be used for going back primary frequency compared with
High audio signal, the second vibrating diaphragm 340 can be used for going back the relatively low audio signal of primary frequency.Due to setting first annular magnetic simultaneously
Iron 220, the second annular magnet 230 and the 3rd annular magnet 310.Magnetic field intensity increase in loudspeaker 10, acts on the first voice coil loudspeaker voice coil
260 and the second magnetic field force increase on voice coil loudspeaker voice coil 330, therefore, the amplitude of the first vibrating diaphragm 270 and the second vibrating diaphragm 340 improves, so as to carry
The high sound pressure level (volume) of first vibrating diaphragm 270 and the pronunciation of the second vibrating diaphragm 340.Meanwhile the audio signal and frequency that frequency is higher
Relatively low audio signal can realize accurate reproduction by the first vibrating diaphragm 270, the second vibrating diaphragm 340, improve the pronunciation of loudspeaker 10
Fidelity, the defects of avoiding audio signal intermodulation distortion and cause unintelligible sound, shortage stereovision, it is ensured that the pronunciation of loudspeaker 10
Effect.
Be provided with adjustment hole 111 on first cover plate 110, low frequency signal during adjustment hole 111 can be adjusted, with balanced high frequency,
Intermediate frequency and low frequency signal.
When the middle low frequency signal components in sound are smaller, noise reduction unit can also be connected with the second pronunciation unit 300
(not shown), noise reduction unit can eliminate the environmental noise of loudspeaker 10.The microphone of noise reduction unit connection collects loudspeaker 10 weeks
The environmental noise enclosed, environmental noise is converted into noise electric signal by noise reduction unit, after identifying processing, to the second voice coil loudspeaker voice coil 330
Send and reduce this inversion signal with the inversion signal that noise electrical signal amplitude is identical, phase is just opposite, the second vibrating diaphragm 340
Into the sound that can just offset environmental noise, now, environmental noise will be eliminated, so as to prevent environmental noise from pronouncing to loudspeaker 10
Interference.
Refering to Fig. 1 and Fig. 2, the utility model also includes a kind of earphone, the earphone include shell 400 and it is above-mentioned in audio
Loudspeaker 10, audio horn 10 are located in the inner chamber that shell 400 is surrounded.Because there is provided the audio horn 10, the first vibrating diaphragm 270
Improved with the amplitude of the second vibrating diaphragm 340, so as to improve the sound pressure level (volume) of the first vibrating diaphragm 270 and the pronunciation of the second vibrating diaphragm 340.
The sound pressure level of the earphone significantly improves.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. audio horn, it is characterised in that including：Housing, it is provided with sound mouth；In the housing and it is provided with the support of through hole；The first annular magnet of installation on the bracket, the first annular magnet are provided with the first magnetic conductor；The second annular magnet that installation is set on the bracket and around the first annular magnet, second annular magnet It is provided with the second magnetic conductor being connected with the housing；The first voice coil loudspeaker voice coil between the first annular magnet and second annular magnet in magnetic gap；The first vibrating diaphragm being connected with first voice coil loudspeaker voice coil；The 3rd annular magnet set around second annular magnet, described 3rd annular magnet one end and second magnetic conduction Body connects, and its other end is provided with the 3rd magnetic conductor being connected with the housing；The second voice coil loudspeaker voice coil between second annular magnet and the 3rd annular magnet in magnetic gap；AndThe second vibrating diaphragm being connected with second voice coil loudspeaker voice coil, it is provided with second vibrating diaphragm and connects the sound mouth and the through hole Connecting hole.
- 2. audio horn according to claim 1, it is characterised in that the support includes cylindrical portion, and is connected to described The end of cylindrical portion is simultaneously arranged in the cylindrical portion along the extending radially outward edge part of the cylindrical portion, the through hole, One end of the first annular magnet and second annular magnet is fixed on the edge part.
- 3. audio horn according to claim 2, it is characterised in that second magnetic conductor is parallel with the edge part.
- 4. audio horn according to claim 1, it is characterised in that the area of second vibrating diaphragm shakes more than described first The area of film.
- 5. audio horn according to claim 1, it is characterised in that second magnetic conductor is provided with air-vent.
- 6. audio horn according to claim 1, it is characterised in thatThe first convered structure for fixing the first vibrating diaphragm edge is provided with second magnetic conductor；The 3rd convered structure for fixing described second vibrating diaphragm edge one end is provided with 3rd magnetic conductor, on the support It is provided with the second convered structure for fixing the second vibrating diaphragm edge other end.
- 7. audio horn according to claim 1, it is characterised in that the support is iron support.
- 8. audio horn according to claim 1, it is characterised in that the housing includes covering the of first vibrating diaphragm One cover plate, and be connected with first cover plate and cover the second cover plate of second vibrating diaphragm, the sound mouth is arranged on second On cover plate.
- 9. audio horn according to claim 8, it is characterised in that be additionally provided with first cover plate for adjusting sound The adjustment hole of frequency.
- 10. a kind of earphone, it is characterised in that including shell, be provided with the shell including any in such as claim 1 to 9 Audio horn described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720147247.5U CN206640782U (en) | 2017-02-17 | 2017-02-17 | Audio horn and earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720147247.5U CN206640782U (en) | 2017-02-17 | 2017-02-17 | Audio horn and earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206640782U true CN206640782U (en) | 2017-11-14 |
Family
ID=60252464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720147247.5U Active CN206640782U (en) | 2017-02-17 | 2017-02-17 | Audio horn and earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206640782U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107809693A (en) * | 2017-11-20 | 2018-03-16 | 中山奥凯华泰电子有限公司 | Double voice coil earphone |
| CN109168115A (en) * | 2018-06-14 | 2019-01-08 | 深圳市蓝禾技术有限公司 | Loudspeaker and earphone including the loudspeaker |
| CN109391882A (en) * | 2018-01-10 | 2019-02-26 | 深圳市吉瑞德电子科技有限公司 | Rotating coil plan vibrating diaphragm loudspeaker |
| CN111343542A (en) * | 2020-03-05 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN111343549A (en) * | 2020-03-05 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN111669685A (en) * | 2019-03-07 | 2020-09-15 | 苹果公司 | Force canceling transducer |
| WO2022227026A1 (en) * | 2021-04-25 | 2022-11-03 | 常州阿木奇声学科技有限公司 | Speaker |
| WO2023030127A1 (en) * | 2021-09-06 | 2023-03-09 | 北京荣耀终端有限公司 | Inner core of loudspeaker module, loudspeaker module and earphone |
| US11785379B2 (en) | 2021-06-09 | 2023-10-10 | Apple Inc. | Vibration and force cancelling transducer assembly |
-
2017
- 2017-02-17 CN CN201720147247.5U patent/CN206640782U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107809693A (en) * | 2017-11-20 | 2018-03-16 | 中山奥凯华泰电子有限公司 | Double voice coil earphone |
| CN109391882A (en) * | 2018-01-10 | 2019-02-26 | 深圳市吉瑞德电子科技有限公司 | Rotating coil plan vibrating diaphragm loudspeaker |
| CN109391882B (en) * | 2018-01-10 | 2024-05-28 | 深圳市吉瑞德电子科技有限公司 | Moving-coil type plane vibrating diaphragm loudspeaker |
| CN109168115A (en) * | 2018-06-14 | 2019-01-08 | 深圳市蓝禾技术有限公司 | Loudspeaker and earphone including the loudspeaker |
| CN111669685B (en) * | 2019-03-07 | 2022-05-27 | 苹果公司 | Force canceling transducer |
| CN111669685A (en) * | 2019-03-07 | 2020-09-15 | 苹果公司 | Force canceling transducer |
| CN111343542A (en) * | 2020-03-05 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN111343542B (en) * | 2020-03-05 | 2021-08-10 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| WO2021174570A1 (en) * | 2020-03-05 | 2021-09-10 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| CN111343549B (en) * | 2020-03-05 | 2021-02-19 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN111343549A (en) * | 2020-03-05 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| WO2022227026A1 (en) * | 2021-04-25 | 2022-11-03 | 常州阿木奇声学科技有限公司 | Speaker |
| US11785379B2 (en) | 2021-06-09 | 2023-10-10 | Apple Inc. | Vibration and force cancelling transducer assembly |
| WO2023030127A1 (en) * | 2021-09-06 | 2023-03-09 | 北京荣耀终端有限公司 | Inner core of loudspeaker module, loudspeaker module and earphone |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 35th floor, block a, Tanglang City, 3333 Liuxian Avenue, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Wanmo acoustics Co.,Ltd. Address before: 518000 14th floor, east block, Tianliao building, Tanglang primary school, Xili Xueyuan Avenue, Nanshan District, Shenzhen City, Guangdong Province Patentee before: 1MORE Inc. |