CN202841455U - Microphone - Google Patents
Microphone Download PDFInfo
- Publication number
- CN202841455U CN202841455U CN 201220565413 CN201220565413U CN202841455U CN 202841455 U CN202841455 U CN 202841455U CN 201220565413 CN201220565413 CN 201220565413 CN 201220565413 U CN201220565413 U CN 201220565413U CN 202841455 U CN202841455 U CN 202841455U
- Authority
- CN
- China
- Prior art keywords
- pole plate
- cavity
- hole
- sound
- microphone
- 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 - Lifetime
Links
- 238000013016 damping Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
The utility model discloses a microphone. The microphone consists of a shell and a circuit board, wherein a capacitance assembly including a vibrating diaphragm, a gasket and a pole plate with a pole plate hole is arranged in the shell close to a main sound hole, the capacitance assembly is electrically connected with the circuit board by a conductive ring, a groove communicated with the pole plate hole is further arranged in the upper surface of the pole plate, an electric connecting plate is arranged above the pole plate, the electric connecting plate and the groove jointly define a cavity, the electric connecting plate is further provided with sound guide holes communicated with the cavity, and the sound guide holes and the pole plate holes are arranged in a staggered manner. The groove is arranged on the pole plate, the groove and the electric connecting plate define the cavity, sound is transferred after being introduced into the cavity, and the sound guide holes and the pole plate holes are arranged in a staggered manner, sound entering the cavity can generate sound resistance when being transferred by the sound guide holes, thereby producing an effect similar to that of a damping net; the pole plate and the electric connecting plate forming the cavity are stable in structure, the volume of the cavity cannot be deformed, the damping effect is good in sound transferring, and the sound quality of the microphone is good.
Description
Technical field
The utility model relates to electroacoustic switch technology field, relates in particular to a kind of microphone.
Background technology
In the prior art, the structure of microphone as shown in Figure 1, microphone comprises shell 1 ＇ with opening, the opening part of shell 1 ＇ is provided with wiring board 2 ＇, and conducting ring 6 ＇ that shell 1 ＇ inside is equipped with vibrating diaphragm 3 ＇, pad 4 ＇, pole plate 5 ＇ and is electrically connected pole plate 5 ＇ and wiring board 2 ＇ are provided with pole plate hole 51 ＇ on pole plate 5 ＇, 51 ＇ top in pole plate hole is provided with damping screen 8 ＇, the microphone of this structure, stretcher strain can appear in damping screen 8 ＇, affects damping.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of microphone is provided, and this microphone does not add damping screen, but damping is good.
For solving the problems of the technologies described above, the technical solution of the utility model is: microphone, comprise shell and the wiring board that is arranged on described shell aperture place, the bottom of described shell is provided with main sound hole, described wiring board is provided with the infrasonic sound hole, be provided with by vibrating diaphragm near place, described main sound hole in the described shell, pad and the capacitance component that forms with the pole plate in pole plate hole, described capacitance component is electrically connected with described wiring board by conducting ring, the outside of described conducting ring is arranged with dead ring, also be provided with the groove that communicates with described pole plate hole on the upper surface of described pole plate, described pole plate top is provided with an electric connection board, described electric connection board and described groove surround a cavity jointly, also be provided with the hole of leading that is communicated with described cavity on the described electric connection board, describedly lead hole and described pole plate hole is crisscross arranged.
As a kind of improvement, described electric connection board is electrically connected described pole plate and described conducting ring.
Owing to adopted technique scheme, the beneficial effects of the utility model are: in the utility model, owing to be provided with a groove at pole plate, this groove and electric connection board have surrounded a cavity jointly, the pole plate hole with lead Kong Jieyu cavity and be communicated with, sound transmits by leading hole after importing cavity into, since the pole plate hole with lead hole and be crisscross arranged, when the sound that enters cavity transmits by leading hole, can produce acoustic resistance, produce the effect identical with prior art damp in microphone net, owing to form pole plate and the electric connection board Stability Analysis of Structures of cavity, deformation can not occur in the volume size of cavity, and damping is good when transaudient, and the tonequality of microphone is good.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structure cutaway view of microphone in the prior art;
Fig. 2 is the structure cutaway view of the utility model embodiment;
Among the figure: 1 ＇-shell; 2 ＇-wiring board; 3 ＇-vibrating diaphragm; 4 ＇-pad; 5 ＇-pole plate; 51 ＇-pole plate hole; 6 ＇-conducting ring; 7 ＇-dead ring; 8 ＇-damping screen; The 1-shell; 11-master's sound hole; The 2-wiring board; 21-infrasonic sound hole; The 3-vibrating diaphragm; The 4-pad; The 5-pole plate; 51-pole plate hole; The 52-groove; The 6-conducting ring; The 7-dead ring; The 8-electric connection board; 81-leads hole.
Embodiment
As shown in Figure 2, microphone, comprise shell 1 and the wiring board 2 that is arranged on shell 1 opening part, the bottom of shell 1 is provided with main sound hole 11, wiring board 2 is provided with infrasonic sound hole 21, place, shell 1 interior close main sound hole is provided with by vibrating diaphragm 3, pad 4 and the capacitance component that forms with the pole plate 5 in pole plate hole 51, capacitance component is electrically connected with wiring board 2 by conducting ring 6, the outside of conducting ring 6 is arranged with dead ring 7, also be provided with the groove 52 that communicates with pole plate hole 51 on the upper surface of pole plate 5, pole plate 5 tops are provided with an electric connection board 8, electric connection board 8 is electrically connected pole plate 5 and conducting ring 6, electric connection board 8 surrounds a cavity jointly with groove 52, also be provided with on the electric connection board 8 is communicated with cavity lead hole 81, lead hole 81 and pole plate hole 51 and be crisscross arranged.
Owing to be provided with a groove 52 at pole plate 5, this groove 52 has surrounded a cavity jointly with the electric connection board 8 of pole plate 5 tops, pole plate hole 51 with lead hole 81 and all be communicated with cavity, sound spreads out of by leading hole 81 after importing cavity into, since pole plate hole 51 with lead hole 81 and be crisscross arranged, when the sound that enters cavity transmits by leading hole 81, can produce acoustic resistance, although at place, pole plate hole damping screen is not installed, but produced the effect identical with damping screen, owing to form pole plate and the electric connection board Stability Analysis of Structures of cavity, deformation can not occur in the volume size of cavity, damping is good when transaudient, and tonequality is good.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. microphone, comprise shell and the wiring board that is arranged on described shell aperture place, the bottom of described shell is provided with main sound hole, described wiring board is provided with the infrasonic sound hole, be provided with by vibrating diaphragm near place, described main sound hole in the described shell, pad and the capacitance component that forms with the pole plate in pole plate hole, described capacitance component is electrically connected with described wiring board by conducting ring, the outside of described conducting ring is arranged with dead ring, it is characterized in that: also be provided with the groove that communicates with described pole plate hole on the upper surface of described pole plate, described pole plate top is provided with an electric connection board, described electric connection board and described groove surround a cavity jointly, also be provided with the hole of leading that is communicated with described cavity on the described electric connection board, describedly lead hole and described pole plate hole is crisscross arranged.
2. microphone as claimed in claim 1, it is characterized in that: described electric connection board is electrically connected described pole plate and described conducting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565413 CN202841455U (en) | 2012-10-30 | 2012-10-30 | Microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565413 CN202841455U (en) | 2012-10-30 | 2012-10-30 | Microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202841455U true CN202841455U (en) | 2013-03-27 |
Family
ID=47953043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220565413 Expired - Lifetime CN202841455U (en) | 2012-10-30 | 2012-10-30 | Microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202841455U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191527A (en) * | 2017-07-31 | 2017-09-22 | 湖南菲尔斯特传感器有限公司 | A kind of damper for pressure sensor |
| CN114125114A (en) * | 2021-11-01 | 2022-03-01 | 维沃移动通信有限公司 | Acoustic module and electronic equipment |
-
2012
- 2012-10-30 CN CN 201220565413 patent/CN202841455U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191527A (en) * | 2017-07-31 | 2017-09-22 | 湖南菲尔斯特传感器有限公司 | A kind of damper for pressure sensor |
| CN114125114A (en) * | 2021-11-01 | 2022-03-01 | 维沃移动通信有限公司 | Acoustic module and electronic equipment |
| CN114125114B (en) * | 2021-11-01 | 2024-05-14 | 维沃移动通信有限公司 | Acoustic module and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200608 Address after: 266104 room 103, 396 Songling Road, Laoshan District, Qingdao, Shandong Province Patentee after: Goer Microelectronics Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: GOERTEK Inc. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |