CN206136188U - Waterproof microphone and electronic product - Google Patents
Waterproof microphone and electronic product Download PDFInfo
- Publication number
- CN206136188U CN206136188U CN201621081497.5U CN201621081497U CN206136188U CN 206136188 U CN206136188 U CN 206136188U CN 201621081497 U CN201621081497 U CN 201621081497U CN 206136188 U CN206136188 U CN 206136188U
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- microphone
- waterproof
- assembly
- acoustic aperture
- casing
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Abstract
The utility model discloses a waterproof microphone and electronic product. This waterproof microphone includes the casing, is provided with the entering tone hole on the casing, and the casing inboard of entering tone hole department is pasted and is had the water proof membrane subassembly, the casing inboard still is provided with the spacing groove, and the cushion and the microphone subassembly that leave hole bond and form the assembly, and the assembly is holded office at court and is packed into under the casing side extrusion state in the inboard spacing groove of casing, makes cushion and water proof membrane subassembly sealing contact to fix in the spacing groove through a glue under extrusion state. The utility model discloses a fix cushion and the microphone subassembly that leaves hole more lower glue of pressurize state, replaced the elasticity preforming among the prior art, can obviously reduce the cost of product to for using the elasticity preforming, the sealed stability of fixed mode that pressurize point was glued is higher, reduces the dimensional requirement of spare part, can reduce design precision, reduces and processes the degree of difficulty and cost.
Description
Technical field
The utility model is related to microphone techniques field, more particularly to a kind of waterproof microphone and a kind of electronic product.
Background technology
Consumer electronics product market development is rapid, and various new products continuously emerge.Simultaneously with the raising of consumer demand,
The extension of application, the function of consumption electronic product also becomes more and more perfect.Waterproof, as a basic requirement, is existing
There is the function that product has mostly.
Waterproof is divided into IPX1-IPX8 totally 8 grades according to standard, no to interact with the external world when product is single entirety
Or UNICOM demand when, water-proof function be easier to realize.But when occurring the structures such as similar microphone in product, more than 7 grades
Waterproof remain the difficult point of industry.In existing electronic product, the waterproof of microphone can by parts body waterproof and
The mode for increasing waterproof ventilated membrane on product casing is realized.
The microphone of body waterproof, because inner space is limited, relatively costly, function restriction is more.Under relatively, pass through
Waterproof ventilated membrane realizes that the waterproof of microphone position is a kind of advantageous selection.To ensure the acoustical behavior of product, breathe freely
Film to the transaudient path between microphone acoustic aperture must good seal, and elastomer is assembled between ventilated membrane and microphone being formed
Closing sound chamber needed for microphone works, as shown in figure 1, being added using waterproof membrane module 1 plus microphone silica gel sheath 2 more than existing product
Realizing the waterproof to microphone assembly 3, relatively costly, another aspect elastic pressuring plate 4 is due to being shaken for the mode of elastic pressuring plate 4
Dynamic, extruding can produce displacement deformation etc., cause sealing property unstable, and the microphone of existing product mostly is top sounding side
Formula, is directly wrapped in silica gel sheath and realizes the sealing of microphone, and sealing property is also not sufficiently stable.
Utility model content
In view of the problem that the waterproof construction of prior art microphone is relatively costly and sealing property is unstable, it is proposed that this reality
With new a kind of waterproof microphone and a kind of electronic product, to overcome the problems referred to above or to solve above-mentioned asking at least in part
Topic.
According to one side of the present utility model, there is provided a kind of waterproof microphone, including housing, arrange on the housing
There is tone-entering hole, the case inside at the tone-entering hole is pasted with waterproof membrane module；The case inside is additionally provided with stopper slot, stays
There is the rubber cushion formation assembly bonding with microphone assembly of acoustic aperture, the assembly loads described under towards housing side squeezed state
In the stopper slot of case inside, make the rubber cushion and the waterproof membrane module in sealing contact, and pass through dispensing under squeezed state
In being fixed on the stopper slot.
Alternatively, the microphone assembly includes the microphone of the stiffening plate, FPC and bottom sounding for setting gradually, three
It is pasted together by surface mounting technology, the acoustic aperture of adopting of the microphone is located towards FPC sides, the stiffening plate and FPC
On be provided with the acoustic aperture that acoustic aperture is alignd of adopting with the microphone.
Alternatively, a glue groove is provided with the stopper slot of the housing, for improving the adhesive strength of cured glue water.
Alternatively, the waterproof membrane module includes the waterproof double faced adhesive tape for setting gradually, waterproof membrane body and supports plastic cement
Piece, is provided with acoustic aperture on the support sheet, the waterproof membrane module is by the waterproof sticking double faced adhesive tape in the entering tone
Case inside at hole.
Alternatively, the rubber cushion for leaving acoustic aperture forms combination by the way that waterproof double faced adhesive tape is bonding with the microphone assembly
Body.
According to other side of the present utility model, there is provided a kind of electronic product, the electronic product is provided with as taken up an official post
Waterproof microphone described in one.
In sum, the beneficial effects of the utility model are：
The rubber cushion and microphone assembly for leaving acoustic aperture is fixed by the dispensing under packing state, be instead of of the prior art
Elastic pressuring plate, can substantially reduce the cost of product, and relative to using elastic pressuring plate, pressurize fixed form sealing for dispensing glue
Stability is higher, and the dimensional requirement of parts is reduced, and can reduce design accuracy, reduces difficulty of processing and cost.
In preferred embodiment of the present utility model, using bottom sounding microphone, by way of adhesive sealing and glue
Pad coordinates, and compared to prior art by the way of top sounding microphone is directly wrapped in inside gum cover, assembling is simple, equally
The effect for improving sealing stability can be reached.
Description of the drawings
Fig. 1 is the waterproof microphone explosive view of prior art；
A kind of waterproof microphone explosive view that Fig. 2 is provided for the utility model one embodiment；
A kind of waterproof microphone shell structure figure that Fig. 3 is provided for the utility model one embodiment；
Fig. 4 is the partial enlarged drawing of waterproof microphone housing shown in Fig. 3；
A kind of microphone assembly explosive view of waterproof microphone that Fig. 5 is provided for the utility model one embodiment；
A kind of waterproof microphone assembling process schematic diagram that Fig. 6 is provided for the utility model one embodiment.
Fig. 7 is completed for assembling of a kind of waterproof microphone with pressure keeping craft equipment that the utility model one embodiment is provided
Figure.
In figure, 1. waterproof membrane module；2. gum cover；3. microphone assembly；3-1. stiffening plate；3-2.FPC；3-3. bottoms sounding
Microphone；4. elastic pressuring plate；5. housing；5-1. stopper slot；5-2. point glue grooves；5-3. tone-entering hole；6. rubber cushion；7. pressure keeping craft equipment；
7-1. shell；7-2. slide block.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
Fig. 2-5 discloses a kind of embodiment of the utility model waterproof microphone, as shown in Figure 2-5, a kind of waterproof wheat
Gram wind, including housing 5, the housing 5 can be the casting of electronic device for being provided with waterproof microphone, and on housing 5 entering tone is provided with
Hole 5-3, for conducting sound, the inner side of housing 5 at tone-entering hole 5-3 is pasted with waterproof membrane module 1, and the inner side of housing 5 is additionally provided with
Stopper slot 5-1, leaves the formation assembly bonding with microphone assembly 3 of rubber cushion 6 of acoustic aperture, and assembly is towards the extruding of the direction of housing 5
In being fitted into the stopper slot 5-1 of the inner side of housing 5 under state, make rubber cushion 6 and waterproof membrane module 1 in sealing contact, and under squeezed state
It is fixed in stopper slot 5-1 by dispensing.
The utility model fixes rubber cushion 6 and microphone assembly 3 by the dispensing under squeezed state, after glue curing, removes
Pressure applied is gone, due to the fixation of glue, the rubber cushion for being compressed cannot rebound, can persistently keep entirely adopting sound and lead to
Pressure needed for the sealing of road, keeps good sealing property, lower relative to the mode cost using elastic pressuring plate.And, make
Fixed with dispensing, it is less demanding to the processing dimension of parts, reduce requirement on machining accuracy.
Fig. 5 shows the explosive view of microphone assembly 3, including the stiffening plate 3-1, FPC (Flexible for setting gradually
Printed Circuit, flexible printed circuit board) 3-2 and bottom sounding microphone 3-3, three passes through surface mounting technology
It is pasted together, the acoustic aperture of adopting of the microphone 3-3 of bottom sounding is located towards FPC3-2 sides, on stiffening plate 3-1 and FPC3-2
It is provided with the acoustic aperture that acoustic aperture is alignd of adopting with microphone.
The utility model adopt bottom sounding microphone 3-3 so that the stiffening plate 3-1 of microphone assembly 3 towards rubber cushion 6,
Therefore the contact area of microphone assembly 3 and rubber cushion 6 is bigger, and the He of microphone assembly 3 is realized with sufficiently large operating space
The adhering and sealing of rubber cushion 6 is fixed, and for example, the rubber cushion 6 for leaving acoustic aperture passes through waterproof double faced adhesive tape formation group bonding with microphone assembly 3
Zoarium, realizes that sound channel is sealed compared to being directly wrapped in gum cover using the microphone of top sounding, and reliability is higher, and
The plane machining of rubber cushion is also easier and cost-effective relative to the three-dimension process of gum cover.
The partial enlarged drawing of housing 5 is shown in Fig. 4, wherein, it is provided with glue groove 5- in the stopper slot 5-1 of housing 5
2, glue groove 5-2 is located on the wall of stopper slot 5-1 sides, the combination body position that correspondence rubber cushion 6 and microphone that component 3 are formed,
Glue is filled in a glue groove 5-2 during dispensing, and the fixed structure for being embedded in glue groove 5-2 is formed after solidification, it is possible to increase Gu
The adhesive strength of glue after change.
Waterproof membrane module 1 includes waterproof double faced adhesive tape, waterproof membrane body and the support sheet for setting gradually, and supports plastic cement
Acoustic aperture, housing 5 inner side of the waterproof membrane module 1 by waterproof sticking double faced adhesive tape at tone-entering hole 5-3, waterproof membrane sheet are provided with piece
Body and support sheet between can in the form of gluing or waterproof double faced adhesive tape bonding.
The invention also discloses a kind of electronic product, the electronic product is provided with the waterproof wheat described in as above any one
Gram wind.
Fig. 6 and Fig. 7 show the assembling schematic diagram of the utility model waterproof microphone, wherein, pressurization dispensing process is used
Pressure keeping craft equipment 7 be made up of housing 7-1, slide block 7-2 and the part of contained spring (not shown) three, by sliding before and after slide block 7-2
Dynamic pressure contracting contained spring, for providing the precompression of whole transaudient path, pressure keeping craft equipment 6 is fixed on by locating groove above
In the locating dowel of housing 5 (detent and locating dowel are not shown), coordinate with microphone assembly.
Specific assembling process as shown in fig. 6, first waterproof membrane module 1 is pasted onto on housing 5, afterwards by rubber cushion 6 and wheat
The assembly that gram bonding of wind component 3 is formed loads in the stopper slot 5-2 of housing 5, now between each part without mutually extruding, afterwards
The slide block 7-2 front ends of pressure keeping craft equipment 7 are withstood on into the rear portion of microphone assembly 3, the rear alignment groove of pressure keeping craft equipment 7 snaps in housing 5
On locating dowel on, by extrude the contained spring of pressure keeping craft equipment 7 be supplied to the product precompression for assembling；Waterproof membrane module 1 and
After rubber cushion 6 is compressed, the dispensing into point glue groove 5-2 of housing 5, after waiting glue curing, whole component is just fixed on housing 5
On, pressure keeping craft equipment 7 of now dismantling, the rubber cushion 6 for being compressed cannot be rebounded due to the fixation of glue, can persistently keep whole
The pressure that path sealing needs, the installation diagram of general structure is as shown with 7.
The above, specific embodiment only of the present utility model, under above-mentioned teaching of the present utility model, this area
Technical staff can carry out other improvement or deformation on the basis of above-described embodiment.It will be understood by those skilled in the art that
Above-mentioned specific descriptions simply preferably explain the purpose of this utility model, and protection domain of the present utility model should be with claim
Protection domain be defined.
Claims (6)
1. a kind of waterproof microphone, including housing, on the housing tone-entering hole is provided with, it is characterised in that at the tone-entering hole
Case inside be pasted with waterproof membrane module；The case inside is additionally provided with stopper slot, leaves the rubber cushion and microphone of acoustic aperture
Component bonding forms assembly, and the assembly is fitted in the stopper slot of the case inside under towards housing side squeezed state,
Make the rubber cushion and the waterproof membrane module in sealing contact, and be fixed in the stopper slot by dispensing under squeezed state.
2. waterproof microphone as claimed in claim 1, it is characterised in that the microphone assembly includes the reinforcement for setting gradually
The microphone of plate, FPC and bottom sounding, three is pasted together by surface mounting technology, and the microphone adopts acoustic aperture position
In towards FPC sides, the acoustic aperture that acoustic aperture is alignd of adopting with the microphone is provided with the stiffening plate and FPC.
3. waterproof microphone as claimed in claim 1 a, it is characterised in that glue groove is provided with the stopper slot of the housing,
For improving the adhesive strength of cured glue water.
4. waterproof microphone as claimed in claim 1, it is characterised in that the waterproof membrane module includes the waterproof for setting gradually
Double faced adhesive tape, waterproof membrane body and support sheet, are provided with acoustic aperture on the support sheet, the waterproof membrane module passes through
Case inside of the waterproof sticking double faced adhesive tape at the tone-entering hole.
5. waterproof microphone as claimed in claim 1, it is characterised in that the rubber cushion for leaving acoustic aperture passes through waterproof double faced adhesive tape
Formation assembly bonding with the microphone assembly.
6. a kind of electronic product, it is characterised in that the electronic product is arranged just like the waterproof wheat described in any one of claim 1-5
Gram wind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081497.5U CN206136188U (en) | 2016-09-26 | 2016-09-26 | Waterproof microphone and electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081497.5U CN206136188U (en) | 2016-09-26 | 2016-09-26 | Waterproof microphone and electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206136188U true CN206136188U (en) | 2017-04-26 |
Family
ID=58570796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081497.5U Active CN206136188U (en) | 2016-09-26 | 2016-09-26 | Waterproof microphone and electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206136188U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106358102A (en) * | 2016-09-26 | 2017-01-25 | 歌尔科技有限公司 | Waterproof microphone, implementation method thereof, and electronic product |
| WO2019109715A1 (en) * | 2017-12-08 | 2019-06-13 | 歌尔股份有限公司 | Microphone module |
| WO2020103338A1 (en) * | 2018-11-22 | 2020-05-28 | 歌尔股份有限公司 | Microphone waterproof sealing structure and waterproof sealing method, and electronic product |
-
2016
- 2016-09-26 CN CN201621081497.5U patent/CN206136188U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106358102A (en) * | 2016-09-26 | 2017-01-25 | 歌尔科技有限公司 | Waterproof microphone, implementation method thereof, and electronic product |
| CN106358102B (en) * | 2016-09-26 | 2023-03-31 | 歌尔科技有限公司 | Waterproof microphone, implementation method thereof and electronic product |
| WO2019109715A1 (en) * | 2017-12-08 | 2019-06-13 | 歌尔股份有限公司 | Microphone module |
| WO2020103338A1 (en) * | 2018-11-22 | 2020-05-28 | 歌尔股份有限公司 | Microphone waterproof sealing structure and waterproof sealing method, and electronic product |
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