CN202617337U - Sounding device - Google Patents
Sounding device Download PDFInfo
- Publication number
- CN202617337U CN202617337U CN 201220196098 CN201220196098U CN202617337U CN 202617337 U CN202617337 U CN 202617337U CN 201220196098 CN201220196098 CN 201220196098 CN 201220196098 U CN201220196098 U CN 201220196098U CN 202617337 U CN202617337 U CN 202617337U
- Authority
- CN
- China
- Prior art keywords
- basin frame
- microphone device
- damping cloth
- stage portion
- leak
- 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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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model provides a sounding device, provided with a frame, an upper cover spanned over the frame and a sounder body received in the frame, wherein the sounder body comprises a vibration system and a magnetic circuit system; a plurality of leaking holes are formed on the bottom of the frame; the leaking holes are covered with damping cloth located under the frame; and the side of the damping cloth far away from the leaking holes is spanned on a weld ring. Compared with the prior art, the sounding device provided by the utility model is high in damping effect reliability and stable in performance.
Description
[technical field]
The utility model relates to a kind of microphone device, relates in particular to a kind of microphone device with damping structure.
[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 dependency structure directly is attached to gum damping cloth on the leak of basin frame bottom, when assembling, is run into easily and influences performance.
Therefore be necessary to provide a kind of microphone device in fact with damping structure.
[utility model content]
It is high that the technical problem that the utility model need solve provides a kind of damping reliability, the microphone device of stable performance.
For solving the problems of the technologies described above; The utility model provides a kind of microphone device; Have the basin frame, be erected at the loam cake on the said basin frame and be contained in the acoustical generator body in the said basin frame, said acoustical generator body involving vibrations system and magnetic circuit system, said basin frame bottom offers some leaks; The damping cloth that said leak is positioned at said basin frame below covers, and the one side that said damping cloth deviates from said leak is erected on the welding circle.
Preferably, said damping cloth is the annular with a breach.
Preferably; Said basin frame comprises the first side wall of annular and is positioned at second sidewall of the annular of said the first side wall below; The diameter of said the first side wall is greater than the diameter of said second sidewall, is connected by a stage portion between said the first side wall and second sidewall, and said stage portion has a downward opening groove; Said leak is opened in said stage portion and communicates with said groove, and said damping cloth is positioned at said groove.
Preferably, said welding circle is fixed on said stage portion below.
Preferably, said welding circle comprises the untight annulus that is connected with said stage portion and is positioned at the inboard some brace rods of said annulus, said brace rod support said damping cloth and with being staggeredly located of said leak.
Preferably, said basin frame has from said stage portion to the inboard some clamping parts that extend of said basin frame.
Preferably, said damping cloth is processed by the material with the effect that hinders circulation of air.
Preferably, the material of said damping cloth is foam or sponge.
The beneficial effect of the utility model is: be fixed on damping cloth on the basin frame with the welding circle, avoid damping cloth to influence performance because of collision, thereby improve the stability of product.
[description of drawings]
Fig. 1 is the three-dimensional combination figure of the utility model microphone device;
Fig. 2 is the profile of the utility model microphone device along the A-A line;
Fig. 3 is the three-dimensional exploded view of the utility model microphone device;
Fig. 4 is the upward view of the basin frame of the utility model microphone device.
[embodiment]
Below in conjunction with accompanying drawing and execution mode the utility model is described further.
Like Fig. 1, shown in Figure 2, the utility model microphone device 1 has basin frame 10, damping cloth 11 and welding circle 12.
Said basin frame 10 comprises the first side wall 101 of annular and is positioned at second sidewall 102 of the annular of said the first side wall 101 belows that the diameter of said the first side wall 101 is greater than the diameter of said second sidewall 102.Be connected by a stage portion 103 between said the first side wall 101 and second sidewall 102, said stage portion 103 has a downward opening groove 1031.The stage portion 103 of said basin frame 10 offers some leaks 100, and said leak 100 is positioned at said groove 1031 tops and communicates with said groove 1031, and said damping cloth 11 is positioned at said groove 1031 and covers said leak 100.
Said damping cloth 11 material therefors are foam in the present embodiment, and said damping cloth 11 is the annular with a breach with said welding circle 12.
Said welding circle 12 is fixed on said stage portion 103 belows, in the present embodiment, adopts the method for ultrasonic bonding to weld together welding circle 12 with stage portion 103.Some brace rods 122 that said welding circle 12 comprises the not closed annulus 121 that is connected with said stage portion 103 and is positioned at said annulus 121 inboards.Said brace rod 122 is staggeredly located with said leak 100, and the one side that said damping cloth 11 deviates from said leak 100 is erected on the welding circle 12.
Like Fig. 3, shown in Figure 4, the utility model microphone device 1 also comprises the loam cake 13 that is set up on the said basin frame 10, the conducting terminal 15 that is contained in the acoustical generator body 14 in the said basin frame 10 and is arranged on said basin frame 10 outsides.Said acoustical generator body 14 involving vibrations systems 141 and magnetic circuit system 142; Said vibrational system 141 comprises the vibrating diaphragm 1411 that is arranged on said loam cake 13 belows, the voice coil loudspeaker voice coil 1413 that is positioned at said vibrating diaphragm 1411 belows and supports the packing ring 1412 of said vibrating diaphragm 1411 and be positioned at said vibrating diaphragm 1411 belows and be connected with said vibrating diaphragm 1411, and said magnetic circuit system 142 comprises the magnet steel 1421 that is contained in the said basin frame 10 and forms the magnetic bowl 1422 of the magnetic gap that holds said voice coil loudspeaker voice coil 1413 with said magnet steel 1421.
Said basin frame 10 has from said stage portion 103 to the inboard some clamping parts 104 that extend of said basin frame, and said clamping part 104 and said magnetic bowl 18 be buckle mutually, is fixed on magnetic bowl 18 in the said basin frame 10.
Owing to set up welding circle 12, the prior art on the leak that directly is attached to gum damping cloth the basin frame, the utility model has improved the reliability of damping cloth, thereby has improved the stability of product.
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 (8)
1. microphone device; Have the basin frame, be erected at the loam cake on the said basin frame and be contained in the acoustical generator body in the said basin frame; Said acoustical generator body involving vibrations system and magnetic circuit system; Said basin frame bottom offers some leaks, and the damping cloth that said leak is positioned at said basin frame below covers, and it is characterized in that: the one side that said damping cloth deviates from said leak is erected on the welding circle.
2. microphone device according to claim 1 is characterized in that: said damping cloth is the annular with a breach.
3. microphone device according to claim 1; It is characterized in that: said basin frame comprises the first side wall of annular and is positioned at second sidewall of the annular of said the first side wall below; The diameter of said the first side wall is greater than the diameter of said second sidewall, is connected by a stage portion between said the first side wall and second sidewall, and said stage portion has a downward opening groove; Said leak is opened in said stage portion and communicates with said groove, and said damping cloth is positioned at said groove.
4. microphone device according to claim 3 is characterized in that: said welding circle is fixed on said stage portion below.
5. microphone device according to claim 4; It is characterized in that: said welding circle comprises the untight annulus that is connected with said stage portion and is positioned at the inboard some brace rods of said annulus, said brace rod support said damping cloth and with being staggeredly located of said leak.
6. microphone device according to claim 3 is characterized in that: said basin frame has from said stage portion to the inboard some clamping parts that extend of said basin frame.
7. microphone device according to claim 1 is characterized in that: said damping cloth is processed by the material with the effect that hinders circulation of air.
8. microphone device according to claim 7 is characterized in that: the material of said damping cloth is foam or sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220196098 CN202617337U (en) | 2012-05-04 | 2012-05-04 | Sounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220196098 CN202617337U (en) | 2012-05-04 | 2012-05-04 | Sounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202617337U true CN202617337U (en) | 2012-12-19 |
Family
ID=47351003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220196098 Expired - Fee Related CN202617337U (en) | 2012-05-04 | 2012-05-04 | Sounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202617337U (en) |
-
2012
- 2012-05-04 CN CN 201220196098 patent/CN202617337U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170509 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181107 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| 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 |