CN110035359A - Microphone device - Google Patents
Microphone device Download PDFInfo
- Publication number
- CN110035359A CN110035359A CN201811647722.0A CN201811647722A CN110035359A CN 110035359 A CN110035359 A CN 110035359A CN 201811647722 A CN201811647722 A CN 201811647722A CN 110035359 A CN110035359 A CN 110035359A
- Authority
- CN
- China
- Prior art keywords
- extension
- frame structure
- microphone device
- supporting rib
- cover board
- 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.)
- Granted
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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The present invention provides a kind of microphone devices, frame structure including surrounding both ends open by side wall, the cover board of the acoustical generator monomer being contained in the frame structure and the opening for being covered on the frame structure, the acoustical generator monomer includes vibrating diaphragm, the vibrating diaphragm and the cover board interval are arranged to form ante-chamber, the side wall includes a upper surface, the upper surface includes first surface and second surface, the height of the first surface is greater than the height of the second surface, the cover board includes the body part fixed with the first surface and tilts at least one extension extended from the body part edge to the second surface, the frame structure further includes the supporting rib set on the second surface, the supporting rib is correspondingly arranged with the extension, the extension is fixed on the supporting rib, the body part, extension, branch Support muscle and second surface define jointly is connected to the ante-chamber and extraneous channel of speaking.
Description
[technical field]
The present invention relates to a kind of microphone device more particularly to a kind of microphone devices applied to portable electronic product.
[background technique]
Necessity member during the Mobile portables such as mobile phone communication equipment is fast-developing, as Mobile portable communication equipment
One of part microphone device, is sent to increasingly higher demands.
In the related technology, microphone device includes shell, is contained in the intracorporal acoustical generator monomer of the shell and is covered on described
For shell the acoustical generator monomer is packaged in the intracorporal steel disc of the shell, the steel disc is a flat surface structure, opens up thereon logical
Hole is as speaking channel, the acoustical generator monomer and the steel disc interval, now as Mobile portable communication equipment is to micromation side
To development, the space for leaving microphone device for is more and more limited, leads to the channel change of speaking between the acoustical generator monomer and steel disc
It is narrow, and relatively narrow channel of speaking is unfavorable for acoustical behavior, if the steel disc is extended to side, and by the aperture on the steel disc
Side is also extended into increase channel of speaking, but there are two greater risks for side steel disc injection molding: first is that side steel disc at
There is rebound in type, can not do standard, and steel disc and mold cooperation have very big pressing mold risk；Second is that steel disc lateral opening hole can not be done
Standard, and there is very big flash risk in steel disc and mold cooperation, flash will affect the height in channel of speaking.
Therefore, it is necessary to provide the novel microphone device of one kind to solve the above problems.
[summary of the invention]
The microphone device that the purpose of the present invention is to provide a kind of acoustical behavioies is good, the processing is simple.
Technical scheme is as follows: a kind of microphone device, including surrounding the frame structure of both ends open by side wall, receiving
The cover board of the acoustical generator monomer being dissolved in the frame structure and the opening for being covered on the frame structure, the acoustical generator
Monomer includes vibrating diaphragm, and the vibrating diaphragm and the cover board interval are arranged to form ante-chamber, and the side wall includes a upper surface, the upper table
Face includes first surface and second surface, and the height of the first surface is greater than the height of the second surface, the cover board packet
It includes the body part fixed with the first surface and tilts at least one extended from the body part edge to the second surface
A extension, the frame structure further include the supporting rib set on the second surface, the supporting rib and the extension pair
It should be arranged, the extension is fixed on the supporting rib, and the body part, extension, supporting rib and second surface enclose jointly
At the connection ante-chamber and extraneous channel of speaking.
Preferably, the extension is equipped with multiple, and multiple extension interval settings, accordingly, the supporting rib is set
Have multiple.
Preferably, the side wall of the frame structure includes two long side side walls and two short sides that connect with the two long side side walls
Side wall, the first surface are located at the two short side side walls and wherein on a long side side walls, and the second surface is located at another
On the one long side side wall.
Preferably, the body part include along the long side side wall setting two long axis while and with the long axis while connect
Two short axle sides, the extension is extended to form from the inclination of a wherein long axis side edge, and is provided with the length of the extension
Orthographic projection of the axis side on the diaphragm oscillations direction does not fall within the range of the second surface.
Preferably, the supporting rib includes the top surface abutted with the extension, and the top surface is inclined-plane.
Preferably, the upper surface further includes the third surface on the two short side side walls, and the third surface is certainly
The first surface is extended to form to the inclination close to the second surface direction, and the third surface and the top surface are in same
In one plane.
Preferably, the supporting rib further includes the container to be formed that is recessed from the top surface, and the extension part is embedded
In in the container.
Preferably, formed fluted on the first surface, the edge card of the body part is set in the groove.
Preferably, the frame structure is made of plastic material, and the cover board is made of metal material.
Preferably, the cover board and the frame structure are integrally formed.
Compared with the relevant technologies, the upper surface of the side wall of frame structure is arranged to have by microphone device provided by the invention
Multiple surfaces in different relative altitudes, and the cover board is cooperated to surround sound channel, so that acoustical generator monomer is shaken along vibrating diaphragm
It speaks channel (just speaking) on dynamic direction, while the acoustical generator monomer on diaphragm oscillations direction along perpendicular to also speaking
Channel (is spoken side), and therefore, the space in the channel of entirely speaking of the microphone device increases, and is more advantageous to acoustical behavior；May be used also
Quasi- risk can not be done to avoid the risk and the aperture of side metal cover board of mold and the cooperation of side metal cover board, processing is more
Simply.
[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 microphone device of the present invention；
Fig. 2 is the three-dimensional structure diagram of another angle of microphone device of the present invention；
Fig. 3 is the stereogram exploded view of microphone device of the present invention；
Fig. 4 is cross-sectional view of the microphone device shown in Fig. 1 along line A-A.
[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.
Fig. 1-Fig. 4 is please referred to, the embodiment of the invention provides a kind of microphone device 100, the microphone device 100 is wrapped
It includes and is surrounded the frame structure 1 of both ends open, the acoustical generator monomer 2 being contained in the frame structure 1 by side wall 11 and be covered on
The cover board 3 of one opening of the frame structure 2.
The acoustical generator monomer 2 can be the preferable monomer structure of waterproof performance, in a kind of specific structure, the acoustical generator
Monomer 2 may include frame, the magnetic circuit system in frame and vibrational system, frame herein may be implemented magnetic circuit system and
After the installation of vibrational system, magnetic circuit system and vibrational system collective effect, sounding may be implemented.The vibrational system includes being used for
The vibrating diaphragm 20 of vibration sounding.The vibrating diaphragm 20 forms ante-chamber 30 with the setting of the cover board 3 interval.
The generally rectangular shaped frame structure of the frame structure 1, both ends open, the lid of cover board 3 are located at a wherein opening.
The side wall 11 includes a upper surface 110, and the upper surface 110 includes first surface 1101 and second surface 1102, and described the
The height on one surface 1101 is greater than the height of the second surface 1102 so that the upper surface 110 of the side wall 11 has in not
With multiple surfaces of relative altitude.Specifically, the side wall 11 of the frame structure 2 include two long side side walls 111 and with described in two
The two short side side walls 112 that long side side wall 111 connects, the first surface 1101 are located at the two short side side walls 112 and wherein one
On the long side side wall 111, the second surface 1102 is located on another long side side wall 111.
The cover board 3 includes with the body part 31 of the first surface 1101 fixation and from 31 edge of body part to institute
At least one extension 32 that the inclination of second surface 1102 extends is stated, accordingly, the frame structure 1 further includes being set to described the
The supporting rib 12 on two surfaces 1102, the supporting rib 12 are correspondingly arranged with the extension 32, and the supporting rib 12 is used to support
The fixed extension 32.The body part 31, extension 32, supporting rib 12 and second surface 1102 define connection institute jointly
State ante-chamber 30 and extraneous channel 40 of speaking.Specifically, it is in rectangular plate-like structure that the body part 31 is whole comprising along described
Two long axis that long side side wall 111 is arranged are in 311 and the two short axle sides 312 that connect with when the long axis 311, wherein a long axis
At 311 and two short axles, 312 are fixed on the first surface 1101, and the extension 32 is from another long axis side
The inclination of 311 edges extends to form, and is provided with the long axis side 311 of the extension 32 on 20 direction of vibration of vibrating diaphragm just
Projection does not fall within the range of the second surface 1102, i.e., the corresponding long side side wall 111 in the long axis side 311 it
Between there are spacing, which can be used as the acoustical generator monomer 2 and opens up along 20 direction of vibration of vibrating diaphragm in the cover board 3
Channel of speaking.The extension 32 is fixed on the supporting rib 12 simultaneously, the extension 32 and the second surface
There are differences in height between 1102, are equivalent to the cover board 3 along perpendicular to 20 direction of vibration of vibrating diaphragm (i.e. the side of cover board 3)
On also offer through-hole as speaking channel (speaking side), therefore, frame structure 1 of the invention and cover board 3 are spoken with being encircled into
The design scheme in channel, compared to the prior art in through-hole is only opened up along diaphragm oscillations direction as speaking channel in cover board 3
The design scheme of (just speaking), channel space increase of speaking of the invention, is more advantageous to acoustical behavior.
In the present embodiment, there are two the extension 32 is set, two extensions 32 are from the long axis side 311
Middle part inclination extends, and two interval of extension 32 settings.Accordingly, there are two the supporting rib 12 is set.
Further, the supporting rib 12 includes the top surface 121 abutted with the extension 32, and the top surface 121 is oblique
Face so as to the processing of the extension 32, and can also optimize the supporting rib 12 to the support effect of the extension 32.
Further, the upper surface 110 further includes the third surface 1103 on the two short side side walls 112, institute
It states third surface 1103 to extend to form from the first surface 1101 to the inclination close to 1102 direction of second surface, and described
Third surface 1103 and the top surface 121 are in same plane, and the short side side wall 112 is made to be arranged close to supporting rib 12
One end of long side side wall 111 is identical as the structure of the supporting rib 12.
Further, the supporting rib 12 further includes the container 122 formed from the top surface 121 recess, described to prolong
32 part of extending portion is embedded in the container 122, to reinforce the fixed effect of the extension 32 and the supporting rib 12.
Further, fluted 11010 are formed on the first surface 1101, the edge card of the body part 31 is set to
In the groove 11010, the body part 31 is fixed in the frame structure 1 by the groove 11010.
The frame structure 1 is made of plastic material, and the cover board 3 is made of metal material, the cover board 3 and institute
It states frame structure 1 to be integrally formed, therefore, frame structure 1 of the invention and cover board 3 match the design side for being encircled into channel of speaking
Case, compared to the prior art in metal cover board extended into side and open up through-hole as the design scheme in channel of speaking, this hair
The bright aperture on side is aperture on plastic part, avoids the risk of mold and the cooperation of side metal cover board, it is thus also avoided that side
Face metal cover board aperture can not do quasi- risk.
Compared with the relevant technologies, the upper surface of the side wall of frame structure is arranged to by microphone device 100 provided by the invention
With multiple surfaces in different relative altitudes, and the cover board is cooperated to surround sound channel, makes acoustical generator monomer along vibration
It speaks on film direction of vibration channel (just speaking), while the acoustical generator monomer on diaphragm oscillations direction along perpendicular to also having
It speaks channel (speaking side), therefore, the space in the channel of entirely speaking of the microphone device 100 increases, and is more advantageous to acoustics
Energy；The risk and the aperture of side metal cover board that mold and side metal cover board can also be avoided to cooperate can not do quasi- risk,
It processes simpler.
Above-described is only embodiments of the present invention, it should be noted here that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, improvement can also be made, but these belong to protection model of the invention
It encloses.
Claims (10)
1. a kind of microphone device, including the hair for surrounding the frame structure of both ends open by side wall, being contained in the frame structure
The cover board of sound device monomer and the opening for being covered on the frame structure, the acoustical generator monomer includes vibrating diaphragm, the vibrating diaphragm
It is arranged to form ante-chamber with the cover board interval, which is characterized in that the side wall includes a upper surface, and the upper surface includes first
Surface and second surface, the height of the first surface are greater than the height of the second surface, and the cover board includes and described the
The fixed body part in one surface and at least one extension that inclination extends from the body part edge to the second surface, institute
Stating frame structure further includes the supporting rib set on the second surface, and the supporting rib is correspondingly arranged with the extension, described
Extension is fixed on the supporting rib, and the body part, extension, supporting rib and second surface are defined jointly described in connection
Ante-chamber and extraneous channel of speaking.
2. microphone device according to claim 1, which is characterized in that the extension is equipped with multiple, multiple extensions
The setting of portion interval, accordingly, the supporting rib is equipped with multiple.
3. microphone device according to claim 1, which is characterized in that the side wall of the frame structure includes two long side side walls
Two short side side walls connecting with the two long side side walls, the first surface are located at the two short side side walls and wherein described in one
On long side side wall, the second surface is located on another long side side wall.
4. microphone device according to claim 3, which is characterized in that the body part includes being arranged along the long side side wall
The two short axle sides that are connect while the long axis of two long axis, the extension prolongs from the inclination of a wherein long axis side edge
It stretches to be formed, and is provided with orthographic projection of the long axis side of the extension on the diaphragm oscillations direction and does not fall within second table
The range in face.
5. microphone device according to claim 3, which is characterized in that the supporting rib includes abutting with the extension
Top surface, the top surface are inclined-plane.
6. microphone device according to claim 5, which is characterized in that the upper surface further includes being located at two short sides
Third surface on wall, the third surface are extended to form from the first surface to the inclination close to the second surface direction,
And the third surface and the top surface are in same plane.
7. microphone device according to claim 5, which is characterized in that the supporting rib further includes from the top surface concave shape
At container, the extension part is embedded in the container.
8. microphone device according to claim 1, which is characterized in that formed on the first surface it is fluted, described
The edge card in body portion is set in the groove.
9. microphone device according to claim 1, which is characterized in that the frame structure is made of plastic material, institute
Cover board is stated to be made of metal material.
10. microphone device according to claim 9, which is characterized in that the cover board and the frame structure integrated through injection molding
Molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647722.0A CN110035359B (en) | 2018-12-30 | 2018-12-30 | Sound production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647722.0A CN110035359B (en) | 2018-12-30 | 2018-12-30 | Sound production device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110035359A true CN110035359A (en) | 2019-07-19 |
| CN110035359B CN110035359B (en) | 2021-01-15 |
Family
ID=67235456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811647722.0A Expired - Fee Related CN110035359B (en) | 2018-12-30 | 2018-12-30 | Sound production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110035359B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073851A (en) * | 2020-08-27 | 2020-12-11 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202488633U (en) * | 2012-02-22 | 2012-10-10 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN202713593U (en) * | 2012-06-04 | 2013-01-30 | 瑞声精密制造科技(常州)有限公司 | Sounder |
| CN104185126A (en) * | 2014-09-01 | 2014-12-03 | 歌尔声学股份有限公司 | Loudspeaker module and assembly method thereof |
| CN204993827U (en) * | 2015-09-09 | 2016-01-20 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN205545864U (en) * | 2016-01-25 | 2016-08-31 | 瑞声光电科技(常州)有限公司 | Loudspeaker |
| US20170070796A1 (en) * | 2014-04-30 | 2017-03-09 | Goertek Inc. | Lateral sound making loudspeaker module |
| CN207354575U (en) * | 2017-09-26 | 2018-05-11 | 瑞声光电科技(常州)有限公司 | Loudspeaker enclosure |
-
2018
- 2018-12-30 CN CN201811647722.0A patent/CN110035359B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202488633U (en) * | 2012-02-22 | 2012-10-10 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN202713593U (en) * | 2012-06-04 | 2013-01-30 | 瑞声精密制造科技(常州)有限公司 | Sounder |
| US20170070796A1 (en) * | 2014-04-30 | 2017-03-09 | Goertek Inc. | Lateral sound making loudspeaker module |
| CN104185126A (en) * | 2014-09-01 | 2014-12-03 | 歌尔声学股份有限公司 | Loudspeaker module and assembly method thereof |
| CN204993827U (en) * | 2015-09-09 | 2016-01-20 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN205545864U (en) * | 2016-01-25 | 2016-08-31 | 瑞声光电科技(常州)有限公司 | Loudspeaker |
| CN207354575U (en) * | 2017-09-26 | 2018-05-11 | 瑞声光电科技(常州)有限公司 | Loudspeaker enclosure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073851A (en) * | 2020-08-27 | 2020-12-11 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110035359B (en) | 2021-01-15 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for 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: 20210115 Termination date: 20211230 |