CN202617339U - Sounding device - Google Patents
Sounding device Download PDFInfo
- Publication number
- CN202617339U CN202617339U CN 201220200970 CN201220200970U CN202617339U CN 202617339 U CN202617339 U CN 202617339U CN 201220200970 CN201220200970 CN 201220200970 CN 201220200970 U CN201220200970 U CN 201220200970U CN 202617339 U CN202617339 U CN 202617339U
- Authority
- CN
- China
- Prior art keywords
- damping
- microphone device
- leak
- sidewall
- basin frame
- 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
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- Telephone Set Structure (AREA)
Abstract
The utility model discloses a sounding device, comprising a frame and a damping film, wherein a leaking hole is formed on the frame; and the damping film is arranged inside the frame to cover the leaking hole. Compared with the sounding device in related technology, the sounding device provided by the utility model is good in damping effect.
Description
[technical field]
The utility model relates to a kind of microphone device.
[background technology]
Microphone device is widely used in portable electronic equipments such as mobile phone, notebook computer, hearing aids.Along with fast development, the people of these portable electronic equipments are more and more stronger to its functional requirement, use the also corresponding development apace of mini-sound device on it.
Wherein, influence an effect that important factor is damping of microphone device performance, as everybody knows, make the various frictions and other inhibitions of free vibration decay, we are referred to as damping.Damping should be made good use of and Frequency Response can be improved.
The microphone device of correlation technique, it comprises basin frame that is provided with leak and the damping membrane that is arranged on the outside covering of basin frame leak.The microphone device of this damping structure, damping membrane is owing to be arranged on the outside of basin frame, and damping membrane is easy to run into and damages when assembling, thus the bad performance of products that influences of damping.
Therefore, be necessary to provide a kind of new technical scheme to overcome above-mentioned defective in fact.
[utility model content]
The purpose of the utility model provides the good microphone device of a kind of damping.
The purpose of the utility model is achieved in that
A kind of microphone device, it comprises basin frame and damping membrane, and said basin frame is provided with leak, and said damping membrane is at the said leak of the inner covering of basin frame.
Preferably; Said basin frame comprises diapire and the sidewall that extends from diapire; Said sidewall comprise the first side wall that extends from diapire, with second sidewall and the connecting wall that is connected the first side wall and second sidewall of the first side wall setting separated by a distance; The said the first side wall and second sidewall are in the both sides of connecting wall, and said leak is opened on the said connecting wall, and said damping membrane places on the inner surface of said connecting wall and covers said leak.
Preferably, said microphone device is provided with the damping lid that is connected and compresses damping membrane with said basin frame on damping membrane, and said damping covers and is provided with through hole, and said through hole and leak are overlapped at least.
Preferably; Said damping be covered with towards the first surface of leak and with said first surface opposing second surface; Said damping lid is concaved with accepting groove from said first surface to second surface, and said damping membrane is compressed the said leak of covering and is contained in this accepting groove.
Preferably, said microphone device comprises that also one is attached at the wiring board on the bottom wall outer surface of basin frame, and the outer surface of said diapire is provided with a jut, and said wiring board is provided with the through hole that is connected with said jut.
Preferably, said microphone device also comprises a vibrating diaphragm, and said second sidewall is provided with from it away from the stage portion of connecting wall one end to connecting wall depression, and said stage portion is provided with a pad, and the edge of said vibrating diaphragm is erected on this pad.
Preferably; Said microphone device also comprises a protecgulum; Said protecgulum is accommodated vibrating diaphragm and vibrating diaphragm required oscillation space of when vibration is provided; The edge of said protecgulum pressure holding vibrating diaphragm and being erected at jointly on the said pad, said protecgulum is provided with the depressed part that is arranged with to away from the vibrating diaphragm direction in the centre position of its bottom.
The utlity model has following advantage: damping membrane is arranged on the inside of basin frame, and in assembling process, damping membrane can not run into.Damping membrane obtains corresponding protection, thereby has guaranteed damping, and performance of products is guaranteed.
More excellent, a damping lid is set on damping membrane compresses damping membrane, make that the applying of damping membrane and basin frame is effective, damping is even, has guaranteed consistency of product, and rate of finished products gets a promotion.
[description of drawings]
Fig. 1 is the stereogram of the microphone device of the utility model;
Fig. 2 is the three-dimensional exploded view of the microphone device of the utility model;
Fig. 3 is the cutaway view of the microphone device of the utility model.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is elaborated.
Extremely shown in Figure 3 like Fig. 1; Be the microphone device 100 of the utility model, it comprises basin frame 20, connects the protecgulum 10 that forms receiving space 80 with basin frame 20 lids; Be contained in the vibrational system 40 and magnetic circuit system 50 of 80 li of said receiving spaces, and be attached at the wiring board 30 on the basin frame 20.
Said vibrational system 40 comprises vibrating diaphragm 401 and the voice coil loudspeaker voice coil 402 that is immobilizated in vibrating diaphragm 401 belows.Said magnetic circuit system comprises magnet steel 501 and is attached at the pole piece 502 on the magnet steel 51.
Said basin frame 20 comprises diapire 201 and the sidewall (not label) that extends from diapire 201; Said sidewall comprise the first side wall 202 that extends from diapire 201, with second sidewall 204 and the connecting wall 203 that is connected the first side wall 202 and second sidewall 204 of the first side wall 202 settings separated by a distance; The said the first side wall 202 and second sidewall 204 are distributed in the both sides of connecting wall 203, and the cross section of analysing and observe of said sidewall is multistage ledge structure.Said second sidewall 204 is provided with from it away from an end of connecting wall 203 stage portion 205 to connecting wall 203 depressions, also is provided with a pad 90 on the said stage portion 205, and the edge of said vibrating diaphragm 401 is erected on this pad 90.The edge of said protecgulum 10 pressure holding vibrating diaphragms 401 and being erected at jointly on the said pad 90.
Required oscillation space when said protecgulum 10 is accommodated vibrating diaphragm 401 and vibrating diaphragm 401 vibration is provided.Preferably, said protecgulum 10 is provided with the depressed part 101 that is arranged with to the direction away from vibrating diaphragm 401 in the centre position of its bottom, depressed part 101 the further oscillation space that increases vibrating diaphragm 401 is set.
Said magnet steel 501 is attached on the inner surface of diapire 201 of basin frame 20; The outer surface of the diapire 201 of basin frame 20 is provided with a jut 207; This jut 207 is connected the accurate positioning of wiring board 30 on basin frame 20 like this with the through hole 301 of wiring board 30.
Said microphone device 100 is provided with some leaks 206 on said connecting wall 203, and on the inner surface of said connecting wall 206, is provided with the damping membrane 60 that covers said leak 206.
Preferably; Said microphone device 100 is connected with said basin frame 20 and damping membrane 60 is pressed on the damping lid 70 on the connecting wall 203 being provided with on the damping membrane 60; The lateral surface of said damping lid 70 is connected to said second sidewall 204; Said damping lid 70 is provided with through hole 703, and said through hole 703 is overlapped with leak 206 at least.
Preferably; Said damping lid 70 be provided with towards the first surface 701 of leak 206 and with said first surface 701 opposing second surface 702; Said damping lid 70 is concaved with accepting groove (not label) from said first surface 701 to second surface 702, and said damping membrane 60 is pressed on the connecting wall 203 and is contained in this accepting groove.Damping lid 70 is provided with accepting groove; Can under the prerequisite that does not change integral thickness, increase the lateral surface of damping lid 70 and the butt area of second sidewall 204; And increased the fixing of damping lid 70 with connecting wall 203; Damping lid 70 can better compress damping membrane 60 like this, and secondly, the accurate positioning of damping membrane 60 is convenient to install.
The basic application of microphone device is to be converted into voice signal to the signal of telecommunication; The generation of sound relies on the vibrating function of vibrational system, in this vibration processes, will exert an influence to microphone device itself; For eliminating this influence, it is good selection that damping is set on microphone device.In the utility model, the material of said damping membrane 60 is sponge, adjustable sound paper or yarn thin,tough silk etc., and damping membrane is arranged on the inside of basin frame, and in assembling process, damping membrane can not run into.Damping membrane obtains corresponding protection, thereby has guaranteed damping, and performance of products is guaranteed.
More excellent, a damping lid is set on damping membrane compresses damping membrane, make that the applying of damping membrane and basin frame is effective, damping is even, has guaranteed consistency of product, and rate of finished products gets a promotion.
Above-described only is the execution mode of the utility model; Should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite that does not break away from the utility model creation design; Can also make improvement, but these all belong to the protection range of the utility model.
Claims (7)
1. microphone device, it comprises basin frame and damping membrane, said basin frame is provided with leak, it is characterized in that: said damping membrane covers said leak in that the basin frame is inner.
2. microphone device according to claim 1; It is characterized in that: said basin frame comprises diapire and the sidewall that extends from diapire; Said sidewall comprise the first side wall that extends from diapire, with second sidewall and the connecting wall that is connected the first side wall and second sidewall of the first side wall setting separated by a distance; The said the first side wall and second sidewall are in the both sides of connecting wall; Said leak is opened on the said connecting wall, and said damping membrane places on the inner surface of said connecting wall and covers said leak.
3. microphone device according to claim 1 and 2 is characterized in that: said microphone device is provided with the damping lid that is connected and compresses damping membrane with said basin frame on damping membrane, said damping covers and is provided with through hole, and said through hole and leak are overlapped at least.
4. microphone device according to claim 3; It is characterized in that: said damping be covered with towards the first surface of leak and with said first surface opposing second surface; Said damping lid is concaved with accepting groove from said first surface to second surface, and said damping membrane is compressed the said leak of covering and is contained in this accepting groove.
5. microphone device according to claim 2; It is characterized in that: said microphone device comprises that also one is attached at the wiring board on the bottom wall outer surface of basin frame; The outer surface of said diapire is provided with a jut, and said wiring board is provided with the through hole that is connected with said jut.
6. microphone device according to claim 2; It is characterized in that: said microphone device also comprises a vibrating diaphragm; Said second sidewall is provided with from it away from the stage portion of connecting wall one end to connecting wall depression, and said stage portion is provided with a pad, and the edge of said vibrating diaphragm is erected on this pad.
7. microphone device according to claim 6; It is characterized in that: said microphone device also comprises a protecgulum; Said protecgulum is accommodated vibrating diaphragm and vibrating diaphragm required oscillation space of when vibration is provided; The edge of said protecgulum pressure holding vibrating diaphragm and being erected at jointly on the said pad, said protecgulum is provided with the depressed part that is arranged with to away from the vibrating diaphragm direction in the centre position of its bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220200970 CN202617339U (en) | 2012-05-04 | 2012-05-04 | Sounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220200970 CN202617339U (en) | 2012-05-04 | 2012-05-04 | Sounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202617339U true CN202617339U (en) | 2012-12-19 |
Family
ID=47351005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220200970 Expired - Fee Related CN202617339U (en) | 2012-05-04 | 2012-05-04 | Sounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202617339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115297411A (en) * | 2022-06-28 | 2022-11-04 | 张永春 | Loudspeaker |
-
2012
- 2012-05-04 CN CN 201220200970 patent/CN202617339U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115297411A (en) * | 2022-06-28 | 2022-11-04 | 张永春 | Loudspeaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20210504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |