CN206596156U - Carry on the back the waterproof construction into sound microphone - Google Patents
Carry on the back the waterproof construction into sound microphone Download PDFInfo
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- CN206596156U CN206596156U CN201720155434.8U CN201720155434U CN206596156U CN 206596156 U CN206596156 U CN 206596156U CN 201720155434 U CN201720155434 U CN 201720155434U CN 206596156 U CN206596156 U CN 206596156U
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- microphone
- circuit board
- waterproof construction
- carried
- surface mount
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Abstract
The utility model is related to field of micro electromechanical technology, more particularly to a kind of waterproof construction of microphone.The waterproof construction into sound microphone is carried on the back, wherein, including：One microphone, the microphone is the microphone that bottom opens up acoustic aperture；One circuit board, the first face of the circuit board is installed by the microphone；One surface mount part, is mounted on the second face relative with first face on the circuit board；The through hole turned on the acoustic aperture is equipped with the circuit board and on the surface mount part；One waterproof membrane, at least covers the through hole on the surface mount part.The utility model solves the waterproof problem carried on the back into sound microphone, it is possible to achieve automation attachment, without manually operated so that overall structure has more preferable stability and uniformity.
Description
Technical field
The utility model is related to field of micro electromechanical technology, more particularly to a kind of waterproof construction of microphone.
Background technology
Water-proof function has turned into the function that more and more electronic equipments need to have, and microphone is used as the main of electronic equipment
Whether part, the quality of its water resistance affects electronic equipment complete machine being capable of normal work, current routine to a certain extent
The waterproof of open-topped microphone is main, and attachment waterproof membrane is realized manually at the top of microphone in assembling process, and for bottom
The microphone of perforate or to carry on the back waterproof problem into sound microphone, because the pad of microphone bottom needs to be welded in circuit board
Or on flexible PCB, therefore, for the current not good solution of setting of waterproof membrane.
Utility model content
The purpose of this utility model is to provide a kind of waterproof construction carried on the back into sound microphone, solution problem above.
The waterproof construction into sound microphone is carried on the back, wherein, including：
One microphone, the microphone is the microphone that bottom opens up acoustic aperture；
One circuit board, the first face of the circuit board is installed by the microphone；
One surface mount part, is mounted on the second face relative with first face on the circuit board；The circuit board
The through hole turned on the acoustic aperture is equipped with upper and described surface mount part；
One waterproof membrane, at least covers the through hole on the surface mount part.
The waterproof construction of the present utility model carried on the back into sound microphone, the microphone includes opening on a substrate, the substrate
If the acoustic aperture, for connecting the microphone to the circuit board.
The waterproof construction of the present utility model carried on the back into sound microphone, the waterproof membrane is flexible membrane.
The waterproof construction of the present utility model carried on the back into sound microphone, a diameter of 0.8mm ± 0.08mm of the acoustic aperture.
The waterproof construction of the present utility model carried on the back into sound microphone, the thickness of the waterproof membrane is not more than 0.4mm.
The waterproof construction of the present utility model carried on the back into sound microphone, the thickness of the surface mount part for 0.4mm ±
0.1mm。
The waterproof construction of the present utility model carried on the back into sound microphone, the length and width of the surface mount part is respectively
2mm±0.1mm。
The waterproof construction of the present utility model carried on the back into sound microphone, the microphone is digital microphone or simulation Mike
Wind.
The waterproof construction of the present utility model carried on the back into sound microphone, the waterproof membrane is pasted on the surface mount part
Another surface relative with the circuit board.
The waterproof construction of the present utility model carried on the back into sound microphone, the circuit board uses printed circuit board or flexible circuit
Plate.
Beneficial effect：The utility model solves the waterproof problem carried on the back into sound microphone, it is possible to achieve automation attachment, nothing
Need manually operated so that overall structure has more preferable stability and uniformity.
Brief description of the drawings
Fig. 1 is system structure diagram of the present utility model；
Fig. 2 is that surface mount part mounts the upward view after waterproof membrane；
Fig. 3 is that surface mount part mounts the top view after waterproof membrane.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the premise of creative work
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as of the present utility model
Limit.
Reference picture 1, carries on the back the waterproof construction into sound microphone, wherein, including：
One microphone 1, microphone 1 is the microphone 1 that bottom opens up acoustic aperture；
One circuit board 4, the first face of circuit board 4 is installed by microphone 1；
One surface mount part 5, is mounted on the second face relative with the first face on circuit board 4；On circuit board 4 and surface
The through hole turned on acoustic aperture is equipped with attachment part 5；
One waterproof membrane 6, at least covers the through hole on surface mount part 5.
Waterproof construction of the present utility model can automate attachment by setting surface mount part using surface mount part
Characteristic, be connected after waterproof membrane is pasted on into surface mount part with circuit board, solve the waterproof problem carried on the back into sound microphone,
Automation attachment can be realized, without manually operated, overall structure has more preferable stability and uniformity.
The waterproof construction of the present utility model carried on the back into sound microphone, as shown in figure 1, microphone 1 includes a substrate 2, substrate 2
On open up acoustic aperture 3, for connecting microphone 1 to circuit board 4.Most of MEMS microphone structures include substrate and cap, interior
Portion also includes Acoustic sensor and ASIC, and substrate is used to weld microphone to circuit board or flexible PCB provided with pad,
From opening up carrying on the back into sound microphone or generally depending on from the advance sound microphone that acoustic aperture is opened up on cap for acoustic aperture on substrate
In many factors, the installation site and its performance of such as microphone consider, because the frequency response carried on the back into sound microphone is more put down
Smooth the advantages of, causes it to be increasingly widely applied.
The waterproof construction of the present utility model carried on the back into sound microphone, waterproof membrane is flexible membrane.Flexible membrane is packaged as winding
Packaging, is easy to use in automated production.Waterproof membrane is pasted on relative with circuit board on surface mount part by high-temp glue
Another surface.Reference picture 2, the schematic diagram of part is mounted for covering whole surface.
The waterproof construction of the present utility model carried on the back into sound microphone, the diameter of acoustic aperture 3 can be 0.8mm ± 0.08mm.
A kind of preferred embodiment of the present utility model, the thickness of waterproof membrane 6 is not more than 0.4mm.
A kind of preferred embodiment of the present utility model, the thickness of surface mount part 5 is 0.4mm ± 0.1mm.
The waterproof construction of the present utility model carried on the back into sound microphone, reference picture 3, a kind of specific embodiment, surface mount zero
The length and width of part is respectively 2mm ± 0.1mm.Pad is provided with along the length of side of surface mount part, is mounted automatically by tin cream
In on circuit board 4.
The waterproof construction of the present utility model carried on the back into sound microphone, microphone 1 can be digital microphone 1 or simulation Mike
Wind 1.Circuit board can use printed circuit board or flexible PCB.
The utility model preferred embodiment is these are only, embodiment of the present utility model and protection is not thereby limited
Scope, to those skilled in the art, should can appreciate that all utilization the utility model specifications and diagramatic content institute
Scheme obtained by the equivalent substitution made and obvious change, should be included in protection domain of the present utility model
It is interior.
Claims (10)
1. carry on the back the waterproof construction into sound microphone, it is characterised in that including：
One microphone, the microphone is the microphone that bottom opens up acoustic aperture；
One circuit board, the first face of the circuit board is installed by the microphone；
One surface mount part, is mounted on the second face relative with first face on the circuit board；On the circuit board with
And the through hole turned on the acoustic aperture is equipped with the surface mount part；
One waterproof membrane, at least covers the through hole on the surface mount part.
2. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the microphone includes a base
The acoustic aperture is opened up on plate, the substrate, for connecting the microphone to the circuit board.
3. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the waterproof membrane is flexibility
Film.
4. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the acoustic aperture it is a diameter of
0.8mm±0.08mm。
5. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the thickness of the waterproof membrane is not
More than 0.4mm.
6. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the surface mount part
Thickness is 0.4mm ± 0.1mm.
7. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the surface mount part
Length and width is respectively 2mm ± 0.1mm.
8. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the microphone is digital wheat
Gram wind or simulation microphone.
9. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the waterproof membrane is pasted on institute
State another surface relative with the circuit board on surface mount part.
10. the waterproof construction according to claim 1 carried on the back into sound microphone, it is characterised in that the circuit board is using print
Circuit board or flexible PCB processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720155434.8U CN206596156U (en) | 2017-02-21 | 2017-02-21 | Carry on the back the waterproof construction into sound microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720155434.8U CN206596156U (en) | 2017-02-21 | 2017-02-21 | Carry on the back the waterproof construction into sound microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206596156U true CN206596156U (en) | 2017-10-27 |
Family
ID=60126613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720155434.8U Active CN206596156U (en) | 2017-02-21 | 2017-02-21 | Carry on the back the waterproof construction into sound microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206596156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462909A (en) * | 2017-02-21 | 2018-08-28 | 钰太芯微电子科技（上海）有限公司 | Carry on the back the waterproof construction into sound microphone |
| WO2019128624A1 (en) * | 2017-12-29 | 2019-07-04 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic assembly and electronic device |
-
2017
- 2017-02-21 CN CN201720155434.8U patent/CN206596156U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462909A (en) * | 2017-02-21 | 2018-08-28 | 钰太芯微电子科技（上海）有限公司 | Carry on the back the waterproof construction into sound microphone |
| WO2019128624A1 (en) * | 2017-12-29 | 2019-07-04 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic assembly and electronic device |
| US10652377B2 (en) | 2017-12-29 | 2020-05-12 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic assembly and electronic device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |