CN107770654A - Structure is fixedly mounted in a kind of electronic equipment and its digital microphone - Google Patents
Structure is fixedly mounted in a kind of electronic equipment and its digital microphone Download PDFInfo
- Publication number
- CN107770654A CN107770654A CN201711166360.9A CN201711166360A CN107770654A CN 107770654 A CN107770654 A CN 107770654A CN 201711166360 A CN201711166360 A CN 201711166360A CN 107770654 A CN107770654 A CN 107770654A
- Authority
- CN
- China
- Prior art keywords
- flexible circuit
- circuit plate
- mainboard
- microphone
- fixedly mounted
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 239000000178 monomer Substances 0.000 claims abstract description 26
- 241000237983 Trochidae Species 0.000 claims description 15
- 238000012856 packing Methods 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000006641 stabilisation Effects 0.000 abstract description 8
- 238000011105 stabilization Methods 0.000 abstract description 8
- 230000008054 signal transmission Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 7
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 241000238558 Eucarida Species 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive 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
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
Abstract
Structure is fixedly mounted in the digital microphone that the present invention discloses a kind of electronic equipment, including mainboard and flexible circuit plate, the upper surface of flexible circuit plate one end is provided with microphone monomer, the other end of flexible circuit plate is electrically connected with mainboard, the other end that flexible circuit plate is corresponded on mainboard is provided with several contact elastic plate mechanisms, and the other end of flexible circuit plate realizes the electric connection with mainboard by the abutting with contact elastic plate mechanism.Structure is fixedly mounted in digital microphone provided by the present invention, by contact elastic plate mechanism simultaneously to the physical abutment between flexible circuit plate and mainboard, ensure the stabilization signal transmission between flexible circuit plate and mainboard, the reception signal of microphone monomer is delivered on mainboard by passing sequentially through flexible circuit plate and contact elastic plate mechanism, the stabilization signal connection between microphone and mainboard is realized, ensures the normal operation of microphone.Invention additionally discloses a kind of electronic equipment, its advantage are as described above.
Description
Technical field
The present invention relates to technical field of electronic products, knot is fixedly mounted in the more particularly to digital microphone of a kind of electronic equipment
Structure.The invention further relates to a kind of electronic equipment that structure is fixedly mounted including above-mentioned digital microphone.
Background technology
With the progress in epoch, intelligent sound technology increasingly highlights in the importance of field of consumer electronics.Win10 systems
Cortana, the Siri of iPhone, the winged speech recognition technology of University of Science and Technology's news, the innovative application of this sequence of speech technology
Not only bring the man-machine interaction experience of novelty, more bringing great convenience property of people's life.Realize intelligent language
Sound technology just be unable to do without microphone, and digital microphone is with its small power consumption, high sensitivity, many advantages, such as strong antijamming capability by
More and more extensive application is arrived.Known microphone design typically with contact pin, SMT (Surface Mount Technology,
Surface mounting technology), the form such as FPCB (Flexible Printed Circuit Board, elastic printing circuit plate) is applied to
Field of consumer electronics.
At present, digital microphone can be by SMT pasters to mainboard, but carrying with voice de-noising performance requirement
Height, single microphone can not meet to require, the microphone of at least more than two is generally required on mainboard, and this sets for mechanism
The flexibility of meter proposes certain challenge, and due to the more and more thinner that mainboard is done, the electric capacity sounding problem of plate end power supply
Easily occur, Consumer's Experience is influenceed after microphone typing, therefore industry is led to usually using the method placed the microphone in outside plate
The form for crossing FPCB draws mainboard.In the prior art, widespread practice is that microphone is welded on FPCB, then using slotting
Board-like FPCB is connected with mainboard, so as to realize the function of microphone.
However, by way of board plug type FPCB is connected with mainboard, in processing, manual operation is time-consuming longer, assembles work
Sequence is more complicated, and because producing line plugs nonstandard reason it is possible that the problems such as dislocation is docked between FPCB and mainboard, causes
Microphone can not normally receive sound wave.
Therefore, the stabilization signal connection between microphone and mainboard how is simply and efficiently realized, ensures microphone just
Often operation, is those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
It is an object of the invention to provide the digital microphone of a kind of electronic equipment to be fixedly mounted structure, can simply, efficiently
The stabilization signal connection between microphone and mainboard is realized on ground, ensures the normal operation of microphone.It is another object of the present invention to
A kind of electronic equipment that structure is fixedly mounted including above-mentioned digital microphone is provided.
In order to solve the above technical problems, structure, bag is fixedly mounted in the digital microphone that the present invention provides a kind of electronic equipment
Mainboard and flexible circuit plate are included, the upper surface of described flexible circuit plate one end is provided with microphone monomer, the flexible circuit plate
The other end and the mainboard be electrically connected with, the other end that the flexible circuit plate is corresponded on the mainboard is provided with several and connect
Touch elastic plate mechanism, and the other end of the flexible circuit plate by with the abutting of the contact elastic plate mechanism realize with it is described
The electric connection of mainboard.
Preferably, the other end bottom surface of the flexible circuit plate be provided with for respectively with each contact elastic plate mechanism
Several contact surfaces being in contact；The contact elastic plate mechanism includes being welded in base on the mainboard, and for
The contact head of each contact surface contact, the contact head bend camber, and flexible.
Preferably, the bottom surface of described flexible circuit plate one end is provided with for strengthening the connective stability between the mainboard
Adhesive layer.
Preferably, in addition to it is arranged on the upper surface of described flexible circuit plate one end, and is coated on the microphone list
In vitro, for forming the seal casinghousing of hermetic seal to it, and it is provided with the seal casinghousing for making external sound wave according to pre-
If path is delivered to the pickup passage entered in sound chamber of the microphone monomer.
Preferably, on the upper surface of the seal casinghousing, it is surrounded with the opening of the pickup passage for preventing
The packing ring of leak-stopping gas.
The present invention also provides a kind of electronic equipment, including drain pan, the top shell that is covered with the drain pan and is installed in the bottom
Structure is fixedly mounted in digital microphone between shell and top shell, as described above described in any one；The mainboard is fixed on the drain pan
On, the mounting groove for installing described flexible circuit plate one end is provided with the inwall of the top shell, and it is described for compressing
The support frame of the flexible circuit plate other end, several are provided with support frame as described above and is used for the other end with the flexible circuit plate
The locating dowel that upper reserved positioning hole is engaged, the another of the flexible circuit plate is compressed by the top shell and covering for drain pan
End, and it is abutted against with the contact elastic plate mechanism.
Preferably, the microphone monomer is corresponded on the groove top wall of the mounting groove enters at sound chamber to be provided with to be used for general outside
The voice guide hole that boundary's sound wave is imported in it, and be pressed in by washer sealing around the voice guide hole.
Structure is fixedly mounted in the digital microphone of electronic equipment provided by the present invention, mainly including mainboard, flexible circuit
Plate, microphone monomer and contact elastic plate mechanism.Wherein, one end upper surface of flexible circuit plate is provided with microphone monomer, uses
In receiving external sound wave, the other end and the mainboard of flexible circuit plate are electrically connected with, and flexible circuit plate is corresponded on mainboard
Other end opening position is provided with several contact elastic plate mechanisms, and the other end of flexible circuit plate then by with the contact bullet
The abutting of piece mechanism realizes the electric connection with mainboard.In this way, the upper and lower ends of each contact elastic plate mechanism respectively with mainboard and
The other end of flexible circuit plate abuts against, and under both thrust effects, makes mainboard and elasticity by contact elastic plate mechanism
The other end of circuit board keeps close physical connection, and then ensures stable point connection.In this way, number provided by the present invention
Structure is fixedly mounted in word microphone, by contact elastic plate mechanism simultaneously to the physical abutment between flexible circuit plate and mainboard, protects
Demonstrate,prove the stabilization signal transmission between flexible circuit plate and mainboard so that the reception signal of microphone monomer can be by passing sequentially through bullet
Property circuit board and contact elastic plate mechanism be delivered on mainboard, realize between microphone and mainboard stabilization signal connection, ensure wheat
The normal operation of gram wind.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of overall structure diagram of embodiment provided by the present invention；
Fig. 2 is Fig. 1 partial structural diagram；
Fig. 3 is Fig. 2 upward view；
Fig. 4 is the concrete structure schematic diagram of the contact elastic plate mechanism shown in Fig. 1；
Fig. 5 is the concrete structure schematic diagram of the seal casinghousing shown in Fig. 1；
Fig. 6 is the mounting ring of digital microphone in the electronic device in a kind of embodiment provided by the present invention
Border；
Fig. 7 is Fig. 6 another visual angle schematic diagram.
Wherein, in Fig. 1-Fig. 7：
Mainboard -1, flexible circuit plate -2, contact surface -201, positioning hole -202, microphone monomer -3, drain pan -4,
Contact elastic plate mechanism -5, base -501, contact head -502, soft arranging wire -6, adhesive layer -7, seal casinghousing -8, pickup
Passage -801, packing ring -802, top shell -9, voice guide hole -901, mounting groove -902, support frame -903, locating dowel -904.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 and Fig. 2 are refer to, Fig. 1 is a kind of overall structure diagram of embodiment provided by the present invention, such as
Shown in Fig. 2, Fig. 2 is Fig. 1 partial structural diagram.
In a kind of embodiment provided by the present invention, structure master is fixedly mounted in the digital microphone of electronic equipment
To include mainboard 1, flexible circuit plate 2, microphone monomer 3 and contact elastic plate mechanism 5.
Wherein, one end upper surface of flexible circuit plate 2 is provided with microphone monomer 3, for receiving external sound wave.Typically
, microphone monomer 3 is solderable on flexible circuit plate 2, and the structures such as microphone chip are provided with microphone monomer 3, with
Flexible circuit plate 2 keeps signal connection.The other end of flexible circuit plate 2 is electrically connected with mainboard 1, and each contact elastic plate mechanism
5 are arranged on mainboard 1, and between mainboard 1 and the other end of flexible circuit plate 2.Above and below each contact elastic plate mechanism 5
The other end of the both ends respectively with mainboard 1 and flexible circuit plate 2 abuts against, and under both thrust effects, passes through contact bullet
Piece mechanism 5 makes the other end of mainboard 1 and flexible circuit plate 2 keep close physical connection, and then ensures stable point connection.
In this way, structure is fixedly mounted in the digital microphone that the present embodiment is provided, it is simultaneously right by contact elastic plate mechanism 5
Physical abutment between flexible circuit plate 2 and mainboard 1, ensure the stabilization signal transmission between flexible circuit plate 2 and mainboard 1 so that wheat
The reception signal of gram wind monomer 3 can be delivered on mainboard 1 by passing sequentially through flexible circuit plate 2 and contact elastic plate mechanism 5,
The stabilization signal connection between microphone and mainboard 1 is realized, ensures the normal operation of microphone.
Further, it can realize that signal connects between one end of flexible circuit plate 2 and its other end by soft arranging wire 6, such as
This is set, and one end of flexible circuit plate 2 and the relative position relation of its other end can be conveniently adjusted, and it is empty to be adaptive to installation
Between complicated, electronic equipment that installation environment is narrow.Certainly, can also be inserted between the both ends of flexible circuit plate 2 by cable, data
The modes such as head, wireless telecommunications realize that signal connects, such as USB interface, CAN, WIFI module etc..
Furthermore, it is contemplated that being provided with microphone monomer 3 on one end upper surface of flexible circuit plate 2, flexible circuit plate 2 is held
Load with that lotus is larger, therefore, the present embodiment is provided with adhesive layer 7 in the bottom surface of flexible circuit plate 2, pass through the adhesive layer 7 and mainboard 1
Surface connects, and can effectively improve connective stability between the two.
As shown in figure 3, Fig. 3 is Fig. 2 upward view.
Moreover, it is contemplated that multiple contact elastic plate mechanisms 5, such as 2~4 etc. can be often set simultaneously on mainboard 1,
Realize that signal is connected with the other end of flexible circuit plate 2 simultaneously for convenience of each contact elastic plate mechanism 5, the present embodiment is in elasticity
Be provided with some contact surfaces 201 on the bottom surface of the other end of circuit board 2, each bar contact surface 201 be respectively used to it is each self-corresponding
Contact elastic plate mechanism 5 is in contact, and avoids the occurrence of the chaotic situation of connection.In general, the contact surface 201 can rectangular strip,
Certainly, can also be rounded etc. shape.
As shown in figure 4, Fig. 4 is the concrete structure schematic diagram of the contact elastic plate mechanism shown in Fig. 1.
In a kind of preferred embodiment on contact elastic plate mechanism 5, the contact elastic plate mechanism 5 specifically may include
Base 501 and contact head 502.Wherein, base 501 is arranged on mainboard 1, and contact head 502 is arranged on base 501, and this connects
Contact 502 is mainly used in being in contact with the other end bottom surface of flexible circuit plate 2.Specifically, the 502 flexible camber of contact head
Shape, when being in contact with flexible circuit plate 2, extrusion stress can be effectively reduced, avoids stress concentration phenomenon.Contact head 502 is whole
Body is flexible, when digital microphone module is fitted into electronic equipment, the both ends difference of contact head 502 and base 501
By the pressure of flexible circuit plate 2 and mainboard 1 so that contact head 502 produces elastic deformation, and then to connect by the screen resilience
Contact 502 keeps the thrust with flexible circuit plate 2, and the thrust of base 501 and mainboard 1.
Certainly, the concrete structure of contact elastic plate mechanism 5 is not limited in above-mentioned base 501 and contact head 502, remaining
For example it is equally possible by way of some flexibility bars realize connection of the flexible circuit plate 2 with mainboard 1.
As shown in figure 5, Fig. 5 is the concrete structure schematic diagram of the seal casinghousing shown in Fig. 1.
Furthermore, it is contemplated that the quality of reception of the microphone monomer 3 to external sound wave, avoids being disturbed by air-flow, noise, this
Embodiment is additionally arranged seal casinghousing 8 on flexible circuit plate 2, and the seal casinghousing 8 is mainly used in forming microphone monomer 3 airtight
Envelope.Specifically, the seal casinghousing 8 can be in the rectangular box of closing, such as block rubber etc., tip upside down on flexible circuit plate 2, and will
Microphone monomer 3 shrouds.Meanwhile to ensure that external sound wave can normally be delivered to the microphone list of inside by seal casinghousing 8
In body 3, the present embodiment has opened up pickup passage 801 on seal casinghousing 8, and the path of the pickup passage 801 can be according to sealing
The concrete shape of housing 8 and design, when being mainly used in making the external sound wave reach at seal casinghousing 8, only from follow pickup passage 801
The microphone monomer 3 that the preset path opened up is transferred to inside enters in sound chamber.
Further, the present embodiment also encloses packing ring in the opening of the pickup passage 801 of seal casinghousing 8 around being provided with one
802, the packing ring 802 concretely structure such as rubber ring, it can mutually compress, be mainly used in structures such as the shells 9 of electronic equipment
The gas tightness of the opening of pickup passage 801 is improved, prevents from forming sharp sound source because of gas leakage.
As shown in fig. 6, Fig. 6 be a kind of embodiment provided by the present invention in digital microphone in the electronic device
Installation environment.
The present embodiment also provides a kind of electronic equipment, the main top shell 9 covered including drain pan 4, with drain pan 4 and installing
Structure is fixedly mounted in digital microphone between drain pan 4 and top shell 9.
Wherein, digital microphone fixed installation structure is identical with above-mentioned related content, and here is omitted.
As shown in fig. 7, Fig. 7 is Fig. 6 another visual angle schematic diagram.
Drain pan 4 is mainly used in fixing mainboard 1, and top shell 9 is the agent structure of electronic equipment, is mainly used in accommodating and installs
Remaining parts, and the parts that structure is fixedly mounted in digital microphone are installed for convenience, reducing inner space takes, this implementation
Example is provided with mounting groove 902, support frame 903 and locating dowel 904 on the inwall of top shell 9.
Wherein, mounting groove 902 is mainly used in installing one end of flexible circuit plate 2, certainly, due to microphone monomer 3 and close
Capsule body 8 is arranged on one end of flexible circuit plate 2, and therefore, mounting groove 902 can be used for installation seal casinghousing 8.Support frame 903
It is generally used for installing the other end of flexible circuit plate 2, after one end of flexible circuit plate 2 is installed in place, support frame 903 can enter one
Step is compressed so that the other end of flexible circuit plate 2 keeps pretightning force to contact elastic plate mechanism 5.For convenience of flexible circuit
Location and installation of the other end of plate 2 in top shell 9, the present embodiment have been preset some on another end margin of flexible circuit plate 2
Individual positioning hole 202, meanwhile, equal number and the locating dowel 904 of distribution are additionally arranged on support frame 903, in this way, by each fixed
The cooperation of position post 904 and positioning hole 202, you can conveniently realize the location and installation of flexible circuit plate 2, while ensure stable connection
Property.Be arranged such, thrust covered by top shell 9 and drain pan 4, the other end of flexible circuit plate 2 can be compressed, and make its with
Each contact elastic plate mechanism 5 keeps stable and abutted.
In addition, the present embodiment is provided with voice guide hole 901 also on the groove top wall of mounting groove 902, the voice guide hole 901 is being installed
Set location on groove 902 enters sound chamber opening position corresponding to microphone monomer 3, is mainly used in enabling external sound wave to be delivered to
Internal microphone monomer 3.Herein preferably, the set location of voice guide hole 901 can specifically with the pickup passage on seal casinghousing 8
801 is corresponding.
It should be noted that the electronic equipment in the present embodiment, generally referred to as notebook computer, tablet personal computer and mobile phone
Deng being of course also apply to remaining has the electronic product of voice interactive function.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (7)
1. structure, including mainboard (1) and flexible circuit plate (2), the bullet is fixedly mounted in the digital microphone of a kind of electronic equipment
Property circuit board (2) one end upper surface be provided with microphone monomer (3), the other end and the master of the flexible circuit plate (2)
Plate (1) be electrically connected with, it is characterised in that corresponded on the mainboard (1) the flexible circuit plate (2) the other end be provided with it is some
Individual contact elastic plate mechanism (5), and the other end of the flexible circuit plate (2) by with the contact elastic plate mechanism (5)
Abut the electric connection realized with the mainboard (1).
2. structure is fixedly mounted in digital microphone according to claim 1, it is characterised in that the flexible circuit plate (2)
Other end bottom surface be provided with for several contact surfaces (201) for being in contact respectively with each contact elastic plate mechanism (5)；
The contact elastic plate mechanism (5) includes being welded in base (501) on the mainboard (1), and for described being contacted with each
The contact head (502) of face (201) contact, the contact head (502) bend camber, and flexible.
3. structure is fixedly mounted in digital microphone according to claim 1, it is characterised in that the flexible circuit plate (2)
The bottom surface of one end is provided with the adhesive layer (7) for strengthening the connective stability between the mainboard (1).
4. structure is fixedly mounted in digital microphone according to claim 1, it is characterised in that also includes being arranged at the bullet
On the upper surface of property circuit board (2) one end, and be coated on the microphone monomer (3) outside, for forming the close of hermetic seal to it
Capsule body (8), and be provided with the seal casinghousing (8) for making external sound wave be delivered to the microphone according to preset path
The pickup passage (801) entered in sound chamber of monomer (3).
5. structure is fixedly mounted in digital microphone according to claim 4, it is characterised in that the seal casinghousing (8)
On upper surface, the packing ring (802) for preventing gas leakage is surrounded with the opening of the pickup passage (801).
6. a kind of electronic equipment, it is characterised in that including drain pan (4), the top shell (9) covered with the drain pan (4) and be installed in
Between the drain pan (4) and top shell (9), the digital microphone as described in claim any one of 1-5 be fixedly mounted structure；It is described
Mainboard (1) is fixed on the drain pan (4), is provided with the inwall of the top shell (9) for installing the flexible circuit plate (2)
The mounting groove (902) of one end, and for compressing the support frame (903) of flexible circuit plate (2) other end, support frame as described above
(903) several are provided with and is used for what is be engaged with the positioning hole (202) reserved on the other end of the flexible circuit plate (2)
Locating dowel (904), the other end of the flexible circuit plate (2) is compressed by covering for the top shell (9) and drain pan (4), and made
It is abutted against with the contact elastic plate mechanism (5).
7. electronic equipment according to claim 6, it is characterised in that correspond to institute on the groove top wall of the mounting groove (902)
That states microphone monomer (3) enters at sound chamber the voice guide hole (901) being provided with for external sound wave to be imported in it, and passes through packing ring
(802) sealing is pressed in around the voice guide hole (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711166360.9A CN107770654B (en) | 2017-11-21 | 2017-11-21 | Electronic equipment and digital microphone fixed mounting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711166360.9A CN107770654B (en) | 2017-11-21 | 2017-11-21 | Electronic equipment and digital microphone fixed mounting structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107770654A true CN107770654A (en) | 2018-03-06 |
| CN107770654B CN107770654B (en) | 2024-02-20 |
Family
ID=61280098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711166360.9A Active CN107770654B (en) | 2017-11-21 | 2017-11-21 | Electronic equipment and digital microphone fixed mounting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107770654B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777835A (en) * | 2018-05-30 | 2018-11-09 | 上海与德通讯技术有限公司 | The assembling structure and terminal device of microphone assembly, mainboard and shell |
| CN109451381A (en) * | 2018-11-30 | 2019-03-08 | 歌尔科技有限公司 | A kind of microphone sealing structure |
| CN110519423A (en) * | 2019-08-16 | 2019-11-29 | 上海摩软通讯技术有限公司 | A kind of production method of mobile terminal and shell, shell |
| CN111107454A (en) * | 2018-10-26 | 2020-05-05 | 深圳市三诺声智联股份有限公司 | MIC seal assembly structure, installation method and terminal equipment |
| CN111510539A (en) * | 2020-04-24 | 2020-08-07 | Oppo广东移动通信有限公司 | Microphone sound channel structure and electronic equipment |
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