CN105472513B - Using the microphone device of sound membrane structure - Google Patents
Using the microphone device of sound membrane structure Download PDFInfo
- Publication number
- CN105472513B CN105472513B CN201610011971.5A CN201610011971A CN105472513B CN 105472513 B CN105472513 B CN 105472513B CN 201610011971 A CN201610011971 A CN 201610011971A CN 105472513 B CN105472513 B CN 105472513B
- Authority
- CN
- China
- Prior art keywords
- siderosphere
- membrane structure
- sound membrane
- annular groove
- voice coil
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- 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
- H04R2209/024—Manufacturing aspects of the magnetic circuit of loudspeaker or microphone transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The present invention relates to a kind of sound membrane structures.The sound membrane structure includes top dome and matches siderosphere, described to be fixed in the top dome with siderosphere.For the present invention by that will be embedded in or be bonded and fixed in top dome with siderosphere, which reduces resonant frequency f while not influencing frequency bandwidth0, to ensure that the performance of microphone device.
Description
Technical field
The present invention relates to stereo set fields, and in particular to a kind of sound membrane structure and the acoustical generator using the sound membrane structure
Part.
Background technique
In recent years, with the development of science and technology, the progress at full speed of especially mobile communication technology, more and more mobile electrons
Equipment occurs in people's daily life, such as smart phone, tablet computer, laptop and Rich media player
The daily necessity indispensable as people.And in these mobile electronic devices, voice playing device is must can not inside it
Few component, the height of voice quality directly affect user experience of the user using these mobile electronic devices when.
Playing device of the sound membrane structure as voice, structure design directly affect voice play quality.In the related technology
Sound membrane structure include magnetic circuit system and vibrational system, in vibrational system, when magnetic circuit system drive vibrational system vibration sounding
When, the multiple element of magnetic circuit system is in suspended state, generates it in the vibration processes of vibrational system and waves, in different journeys
The resonant frequency f for improving microphone device on degree0, to influence the performance of microphone device.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of reduction resonant frequency f0Sound membrane structure and use the sound
The microphone device of membrane structure.
Sound membrane structure provided by the invention includes top dome and matches siderosphere, described to be fixed in the top dome with siderosphere.
It is described to use density range for 2- with siderosphere in a kind of preferred embodiment of sound membrane structure provided by the invention
23g/cm3High density material be made.
In a kind of preferred embodiment of sound membrane structure provided by the invention, the top dome include first surface and with it is described
The opposite second surface of first surface, it is described to be fixed on the first surface or second surface with siderosphere.
In a kind of preferred embodiment of sound membrane structure provided by the invention, the first surface includes first annular recessed
Slot, it is described to be embedded in the first annular groove with siderosphere.
It is described Nian Jie with the second surface with siderosphere in a kind of preferred embodiment of sound membrane structure provided by the invention
It is fixed.
In a kind of preferred embodiment of sound membrane structure provided by the invention, the second surface includes that the second annular is recessed
Slot, the siderosphere of matching includes interconnecting piece and extension interconnected, and the interconnecting piece is embedded at the second annular groove, institute
It states and is connect by the interconnecting piece with the top dome with siderosphere, the extension protrudes from described far from one end of the interconnecting piece
Second surface.
In a kind of preferred embodiment of sound membrane structure provided by the invention, the interconnecting piece and the extension are integrally infused
It is moulded into type.
Microphone device provided by the invention includes vibrational system, and the vibrational system includes as any one in above-described embodiment
The voice coil of sound membrane structure and driving the sound membrane structure movement described in.
It is described to be embedded at the first surface with siderosphere in a kind of preferred embodiment of microphone device provided by the invention
First annular groove in, the voice coil is connect with the second surface.
It is described to be set to the second surface with siderosphere in a kind of preferred embodiment of microphone device provided by the invention,
The voice coil is connect with siderosphere far from one end of the top dome with described.
Compared to the relevant technologies, sound membrane structure provided by the invention and using the sound membrane structure microphone device in top dome the
Siderosphere is matched in a wherein side for one surface and second surface setting, is provided with connecting with voice coil with siderosphere in second surface, and
And use density range for 2-23g/cm with siderosphere3High density material be made, by insertion or Nian Jie consolidate with siderosphere and top dome
It is fixed, while or else which influences frequency bandwidth, reduce resonant frequency f0, to ensure that the performance of microphone device.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the three-dimensional structure diagram of the first embodiment of sound membrane structure provided by the invention;
Fig. 2 is the sectional view along the line A-A of sound membrane structure shown in Fig. 1;
Fig. 3 is the three-dimensional structure diagram of second of embodiment of sound membrane structure provided by the invention;
Fig. 4 is the sectional view along the line B-B of sound membrane structure shown in Fig. 3;
Fig. 5 is the three-dimensional structure diagram of the third embodiment of sound membrane structure provided by the invention;
Fig. 6 is the sectional view along the line C-C of sound membrane structure shown in Fig. 5.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
The present invention discloses a kind of microphone device, and the microphone device includes magnetic circuit system and vibrational system, the magnetic circuit system
System drives the vibrational system vibration sounding.
Also referring to Fig. 1 and Fig. 2, wherein Fig. 1 is the three-dimensional knot of the first embodiment of sound membrane structure provided by the invention
Composition;Fig. 2 is the sectional view along the line A-A of sound membrane structure shown in Fig. 1.The vibrational system 1 includes sound membrane structure 11 and voice coil 13,
The sound membrane structure 11 is fixed in the end of the voice coil 13.The sound membrane structure 11 is including top dome 111 and matches siderosphere 113, institute
The first surface 1111 and the second surface 1113 opposite with first surface 1111 that top dome 111 includes the separate voice coil 13 are stated,
It is described to be connect with siderosphere 113 with the second surface 1113.
Further, described one end with siderosphere 113 is connected to the second surface 1113, described another with siderosphere 113
One end is connect with the end of the voice coil 13.
Specifically, described be adhesively fixed with siderosphere 113 with the second surface 1113.
Also referring to Fig. 3 and Fig. 4, wherein Fig. 3 is the three-dimensional knot of second of embodiment of sound membrane structure provided by the invention
Composition;Fig. 4 is the sectional view along the line B-B of sound membrane structure shown in Fig. 3.The vibrational system 2 includes sound membrane structure 21 and voice coil 23,
The sound membrane structure 21 is fixed in the end of the voice coil 23.The sound membrane structure 21 is including top dome 211 and matches siderosphere 213, institute
The first surface 2111 and the second surface 2113 opposite with first surface 2111 that top dome 211 includes the separate voice coil 23 are stated,
It is described to be connect with siderosphere 213 with the second surface 2113.
Further, the second surface 2113 includes second annular groove 21131, and the siderosphere 213 of matching includes mutual
The interconnecting piece 2131 and extension 2133 of connection, the interconnecting piece 2131 is embedded at the second annular groove 21131, described
It is connect by the interconnecting piece 2131 with the top dome 211 with siderosphere 213, the extension 2133 is far from the interconnecting piece 2131
One end protrude from the second surface 2113.The voice coil 23 is connected to the end of the separate interconnecting piece 2131 of extension 2133
In portion.
In the present embodiment, the face area of the interconnecting piece 2131 is greater than the face area with the extension 2133,
So that the section with siderosphere 213 is T-shaped, also, 2133 integrated injection molding of the interconnecting piece 2131 and the extension.
Also referring to Fig. 5 and Fig. 6, wherein Fig. 5 is the three-dimensional knot of second of embodiment of sound membrane structure provided by the invention
Composition;Fig. 6 is the sectional view along the line C-C of sound membrane structure shown in Fig. 5.The vibrational system 3 includes sound membrane structure 31 and voice coil 33,
The voice coil 33 is fixed on the sound membrane structure 31.The sound membrane structure 31 is including top dome 311 and matches siderosphere 313, the top dome
311 include the first surface 3111 and the second surface 3113 opposite with first surface 3111 of the separate voice coil 33, described to match
Siderosphere 313 is connect with the first surface 3111.
Further, the first surface 3111 includes first annular groove 31111, described to be embedded at institute with siderosphere 313
It states in first annular groove 31111.Voice coil 33 is fixedly connected with second surface 3113.
It is described to be all made of high density material with siderosphere and be made in above-mentioned three kinds of embodiments, specifically, high density material
Density range is 2-23g/cm3;And the ring structure that can be an entirety with siderosphere, if with stem portion
The ring structure of composition.
In conclusion the microphone device of sound membrane structure provided by the invention and use the sound membrane structure is in top dome first surface
Siderosphere is matched in wherein side setting with second surface, is provided with connecting with voice coil with siderosphere in second surface, and counterweight
Circle uses density range for 2-23g/cm3High density material be made, by insertion or be adhesively fixed with siderosphere and top dome, the knot
While or else structure influences frequency bandwidth, resonant frequency f is reduced0, to ensure that the performance of microphone device.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (3)
1. a kind of microphone device, including vibrational system, which is characterized in that the vibrational system includes sound membrane structure and driving institute
The voice coil of sound membrane structure movement is stated, the sound membrane structure includes top dome and matches siderosphere, and the top dome includes far from the voice coil
First surface and the second surface opposite with the first surface, the first surface include first annular groove and the counterweight
Circle be embedded be fixed on the first annular groove or the second surface include second annular groove and it is described be embedded with siderosphere it is solid
Due to the second annular groove, it is described with siderosphere along direction of vibration projection and the voice coil along direction of vibration projection at least
It partly overlaps.
2. microphone device according to claim 1, which is characterized in that described to be embedded at the first annular groove with siderosphere
Interior, the voice coil is connect with the second surface.
3. microphone device according to claim 1, which is characterized in that it is described with siderosphere include integrally formed interconnecting piece and
Extension, the interconnecting piece is embedded at the second annular groove, described to be connected with siderosphere by the interconnecting piece and the top dome
It connects, the extension protrudes from the second surface far from one end of the interconnecting piece.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610011971.5A CN105472513B (en) | 2016-01-07 | 2016-01-07 | Using the microphone device of sound membrane structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610011971.5A CN105472513B (en) | 2016-01-07 | 2016-01-07 | Using the microphone device of sound membrane structure |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105472513A CN105472513A (en) | 2016-04-06 |
CN105472513B true CN105472513B (en) | 2019-05-07 |
Family
ID=55609721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610011971.5A Expired - Fee Related CN105472513B (en) | 2016-01-07 | 2016-01-07 | Using the microphone device of sound membrane structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105472513B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109862490B (en) * | 2018-12-30 | 2021-07-09 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
CN111083617B (en) * | 2019-12-20 | 2021-10-08 | 歌尔股份有限公司 | Sound production device and electronic equipment |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2405389Y (en) * | 2000-02-03 | 2000-11-08 | 王海燕 | Loud speaker |
KR20080085467A (en) * | 2007-03-20 | 2008-09-24 | 에스텍 주식회사 | Speaker |
CN201365335Y (en) * | 2009-01-04 | 2009-12-16 | 嘉善豪声电子有限公司 | Composite material tweeter |
CN202161073U (en) * | 2010-12-07 | 2012-03-14 | 嘉兴市佳宏电声科技有限公司 | Music feeling vibration massage pillow |
CN103975385A (en) * | 2011-10-06 | 2014-08-06 | Hrl实验室有限责任公司 | High bandwidth antiresonant membrane |
CN204014042U (en) * | 2014-06-30 | 2014-12-10 | 歌尔声学股份有限公司 | Loud speaker module |
-
2016
- 2016-01-07 CN CN201610011971.5A patent/CN105472513B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2405389Y (en) * | 2000-02-03 | 2000-11-08 | 王海燕 | Loud speaker |
KR20080085467A (en) * | 2007-03-20 | 2008-09-24 | 에스텍 주식회사 | Speaker |
CN201365335Y (en) * | 2009-01-04 | 2009-12-16 | 嘉善豪声电子有限公司 | Composite material tweeter |
CN202161073U (en) * | 2010-12-07 | 2012-03-14 | 嘉兴市佳宏电声科技有限公司 | Music feeling vibration massage pillow |
CN103975385A (en) * | 2011-10-06 | 2014-08-06 | Hrl实验室有限责任公司 | High bandwidth antiresonant membrane |
CN204014042U (en) * | 2014-06-30 | 2014-12-10 | 歌尔声学股份有限公司 | Loud speaker module |
Also Published As
Publication number | Publication date |
---|---|
CN105472513A (en) | 2016-04-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206674192U (en) | Microspeaker | |
CN205961439U (en) | Loudspeaker | |
CN205213033U (en) | Long stroke speaker | |
CN204810537U (en) | Loudspeaker | |
CN105491489B (en) | Multi-function device with vibrating function and vocal function | |
US9813818B2 (en) | Speaker | |
CN205847556U (en) | Speaker | |
CN109151673A (en) | Microphone device | |
CN205847585U (en) | Speaker | |
CN107547974B (en) | Loudspeaker enclosure | |
CN109362005A (en) | Microphone device | |
CN105472513B (en) | Using the microphone device of sound membrane structure | |
CN204392554U (en) | Loud speaker | |
CN109862487A (en) | Microphone device | |
CN109121051A (en) | Microphone device | |
CN205545904U (en) | Loudspeaker module group | |
CN208657071U (en) | Vibrating diaphragm and acoustical generator including the vibrating diaphragm | |
CN205491122U (en) | Vibration system and applied said vibration system's speaker | |
CN209390360U (en) | Earphone core | |
CN208353575U (en) | Loudspeaker mould group | |
CN206602642U (en) | Loudspeaker and the loudspeaker enclosure using the loudspeaker | |
CN206775729U (en) | Microphone device | |
CN102611971A (en) | Ball top type vibration system and manufacturing method thereof and loudspeaker | |
CN208638622U (en) | Microphone device | |
CN202738063U (en) | Miniature sound box provided with telescopic resonance cavity |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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: 20190507 Termination date: 20220107 |