CN107809713A - A kind of split type high sensitive receiver - Google Patents
A kind of split type high sensitive receiver Download PDFInfo
- Publication number
- CN107809713A CN107809713A CN201711405529.1A CN201711405529A CN107809713A CN 107809713 A CN107809713 A CN 107809713A CN 201711405529 A CN201711405529 A CN 201711405529A CN 107809713 A CN107809713 A CN 107809713A
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- receiver
- vibrating diaphragm
- annular
- level
- split type
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- 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.)
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- 238000003032 molecular docking Methods 0.000 claims description 33
- 230000002787 reinforcement Effects 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 238000013016 damping Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000004927 fusion Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012372 quality testing Methods 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/08—Microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
A kind of split type high sensitive receiver proposed by the present invention, including receiver top and receiver bottom, receiver top includes upper shell, vibrating diaphragm, voice coil loudspeaker voice coil and torsion are covered, the receiver bottom includes lower house and magnet, vibrating diaphragm includes fixed part, pars intermedia and connecting portion, the fixed area with fixed lobe is set on fixed part, the present invention is simple in construction, receiver is divided into two up and down, separated time produces, it is not only easy for installation, improve serious forgiveness, difficulty of processing is not high, bond area improves, receiver bonding strength and stability improve, multistage rib is set simultaneously, in addition to the rigid that vibrating diaphragm is greatly improved, also vibrating diaphragm area can be effectively improved, increase internal damping, reduce the distortion under big signal, and receiver internal pressure can be stablized, improve susceptibility, ensure and improve tonequality.
Description
Technical field
The present invention relates to receiver production field, particularly a kind of split type high sensitive receiver.
Background technology
Receiver is also receiver, and English is Receiver.It is a kind of voiceless sound leakage (or by ITU standards 3.2 types it is high/
Low suction ring) under the conditions of audio electrical signal is converted into the electro-acoustic element of voice signal, be widely used in mobile phone, landline telephone
And in the communication terminal device such as audiphone, realize audio（Voice, music）Reset.
Receiver is similar with receiver principle, is all by the conversion of electricity, magnetic, triggers vibration sounding part, carries out sounding,
The most receivers now used, mostly single current formula produce, that is, on the basis of mono-hull, pacify from inside to outside successively
Dress, due to the production requirement of pipeline system, in process of production, certain necessary quality testing can only be after the completion of major part
Quality testing is carried out, in the process of reproduction, a certain process error, is easy for causing batch type to be scrapped, under serious forgiveness；Meanwhile
Vibrating diaphragm and voice coil loudspeaker voice coil as important vibration sounding component, wherein, vibrating diaphragm and voice coil loudspeaker voice coil, receiver matrix are mostly to use viscose glue or tree
Fat is bonded, and in connection, because contact area is smaller, that connection is unstable often be present, and traditional vibrating diaphragm is generally firm
Property is low, susceptibility is low so that the obtained easy distortion of receiver, and tonequality is poor.
The content of the invention
The present invention is in view of the above-mentioned problems, disclose a kind of split type high sensitive receiver.
Specific technical scheme is as follows：
A kind of split type high sensitive receiver, including receiver top and receiver bottom, it is characterised in that the receiver
Top includes upper shell, vibrating diaphragm, voice coil loudspeaker voice coil and turns round lid, and the receiver bottom includes lower house and magnet；
The upper shell is provided with notch halfpace in cylinder, its upper end, and lower end is provided with upper contiguous block, the side wall of the notch halfpace
It is provided with internal thread；
The vibrating diaphragm is rounded, including fixed part positioned at outside, between the pars intermedia and fixed part, pars intermedia of centre
Connecting portion, the fixed part, pars intermedia and connecting portion are integral type structure；The fixed part is in annular, its circle for being in
The both sides up and down of annular are equipped with symmetrical fixed area, and multiple fixed lobes are provided with the fixed area, the fixed lobe
Section semicircular in shape, set at equal intervals between multiple fixed lobes of homonymy, uniform in circumferential annular, the connecting portion is in circle
Annular, connection bump is provided with it, the connection bump is in annular, is protruded from vibrating diaphragm upper surface towards lower surface direction, protrusion
In vibrating diaphragm lower surface, the lower surface of connection bump is plane, and provided with recessed in the link slot in connection bump lower surface, the company
Access slot is in annular, and its section is in half elliptic, and the pars intermedia is rounded, and it is interior provided with one-level rib and two level reinforcement
Portion, the one-level rib are strengthened projection by multiple one-levels and formed, and it is in sector that the one-level, which is strengthened raised, from vibrating diaphragm upper surface court
Lower surface direction is protruded, and multiple one-levels are strengthened setting at equal intervals between projection, the two level rib uniform in circumferential annular
Strengthen projection by multiple two levels to form, the two level reinforcement is raised rounded, protrudes from vibrating diaphragm lower surface towards upper surface direction；
The lid of turning round is rounded, and its lower end is provided with adapter sleeve, and the outer wall of the adapter sleeve is provided with external screw thread, turns round lid and upper shell
Threaded connection, the fixed position are gripped, and glue between adapter sleeve and notch halfpace by adapter sleeve and notch halfpace
Connect reinforcing；
The magnet is fixedly installed on the middle part of lower house, and is fixedly connected by epoxy resin with lower house, the lower house
Upper end be provided with lower connecting block；
The upper contiguous block and lower connecting block correspondingly agree with, and are connected through a screw thread, upper contiguous block be provided with the first docking groove and
Second docking groove, first docking groove are in annular, its section semicircular in shape, and second docking groove is in annular, its section
Face is rectangle, and the rectangular top that its section is in is semicircle, and the lower connecting block is provided with the first docking block and the
Two docking blocks, the first docking block and the second docking block respectively with the first docking groove, the second docking groove is corresponding agrees with, first pair
It is in annular to connect block, and protrudes from the upper surface of lower connecting block, its section semicircular in shape, and the second docking block is in annular, and convex
For the upper surface of lower connecting block, its section is rectangle, and the rectangular top that its section is in is semicircle；
Further, the fan-shaped angle that the one-level strengthens that projection is in is α, and the α is 25 ° ~ 30 °；
Further, it is in be arranged concentrically between the multiple two level strengthens projection；
Further, the connection bump, one-level strengthen raised, two level and strengthen raised top and the vertical range point from vibrating diaphragm
Not Wei D1, D2 and D3, the D1 ＞ D2 ＞ D3；
Further, it is plane that the one-level, which strengthens raised lower surface,；
Further, the diameter that the be in center of circle is covered in the torsion is consistent with the cylindrical diameter that upper shell is in；
Further, the middle part for turning round lid is provided with cover net；
Further, sound absorption filler is fixed with the lower house, the sound absorption filler is located in magnet.
Beneficial effects of the present invention are：
A kind of split type high sensitive receiver proposed by the present invention, including receiver top and receiver bottom, on receiver
Portion includes upper shell, vibrating diaphragm, voice coil loudspeaker voice coil and turns round lid, and the receiver bottom includes lower house and magnet, receiver top and called
Device bottom is sealed by screw threads for fastening, and by docking groove, block, and vibrating diaphragm is gripped by adapter sleeve and notch halfpace, and is glued
Reinforcing is connect, vibrating diaphragm includes fixed part, pars intermedia and connecting portion, sets the fixed area with fixed lobe on fixed part, on connecting portion
If the connection bump of annular, connection bump lower surface sets link slot, sets one-level rib and two level rib on connecting portion, one
Level rib is made up of multiple in fan-shaped one-level reinforcement projection, and two level rib is strengthened raised by multiple two levels in annular
Forming, the present invention is simple in construction, and receiver is divided into two up and down, and separated time production is not only easy for installation, improves serious forgiveness,
Difficulty of processing is not high, the fixed lobe on fixed part, can effectively improve bond area, improves strong with the connection of receiver matrix
Degree, stability being improved, connection bump correspondingly connects voice coil loudspeaker voice coil, and after voice coil loudspeaker voice coil connection, position is very clear, and not only bond area increases,
And facilitate quality inspection, while multistage rib is set, in addition to the rigid that vibrating diaphragm is greatly improved, it can also effectively improve
Vibrating diaphragm area, increase internal damping, reduce the distortion under big signal, and receiver internal pressure can be stablized（Air pressure inside）, carry
High sensitive, ensure and improve tonequality.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is a-quadrant enlarged drawing in Fig. 1.
Fig. 3 is vibrating diaphragm schematic diagram.
Fig. 4 is vibrating diaphragm sectional view.
Embodiment
To make technical scheme become apparent from clearly, the present invention is described further below in conjunction with the accompanying drawings,
Any scheme drawn to the technical characteristic progress equivalencing of technical solution of the present invention and conventional reasoning each falls within guarantor of the present invention
Protect scope.
Embodiment one
A kind of split type high sensitive receiver as depicted, including receiver top 1 and receiver bottom 2, its feature exist
In the receiver top 1 includes upper shell 3, vibrating diaphragm 4, voice coil loudspeaker voice coil 5 and turns round lid 6, and the receiver bottom 2 includes the He of lower house 7
Magnet 8；
The upper shell 3 is provided with notch halfpace 9 in cylinder, its upper end, and lower end is provided with upper contiguous block 10, the notch halfpace 9
Side wall be provided with internal thread；
The vibrating diaphragm 4 is rounded, including the fixed part 32 positioned at outside, the pars intermedia 3 positioned at centre and fixed part 32, centre
Connecting portion 34 between portion 33, the fixed part 32, pars intermedia 33 and connecting portion 34 are integral type structure；The fixed part 32 is in
Annular, the both sides up and down of its annular for being in are equipped with symmetrical fixed area 35, are provided with the fixed area 35 multiple solid
Fixed projection 36, the section semicircular in shape of the fixed lobe 36, set at equal intervals between multiple fixed lobes 36 of homonymy, in week
Uniform to annular, the connecting portion 34 is in annular, is provided with connection bump 37 in it, and the connection bump 37 is in annular,
From the face-down end face direction protrusion in the upper end of vibrating diaphragm 34, the lower surface of vibrating diaphragm 34 is protruded from, the lower surface of connection bump 37 is plane, and
Provided with recessed in the link slot 38 in the lower surface of connection bump 37, the link slot 38 is in annular, and its section is in half elliptic, institute
It is rounded to state pars intermedia 33, is provided with one-level rib 39 and two level rib 310 in it, the one-level rib 39 is by multiple one
Level is strengthened projection 311 and formed, and the one-level strengthens projection 311 in sector, more from the face-down end face direction protrusion in the upper end of vibrating diaphragm 34
Individual one-level is strengthened setting at equal intervals between projection 311, and uniform in circumferential annular, the two level rib 310 is by multiple two levels
Strengthen projection 312 to form, the two level reinforcement projection 312 is rounded, from the face-up end face direction protrusion in the lower end of vibrating diaphragm 34；
The torsion lid 6 is rounded, and its lower end is provided with adapter sleeve 15, and the outer wall of the adapter sleeve 15 is provided with external screw thread, torsion lid 6 and
Upper shell 3 is threadedly coupled, and the fixed part 32 passes through adapter sleeve 15 and notch ladder between adapter sleeve 15 and notch halfpace 9
Platform 9 grips, and is bonded reinforcing；
The magnet 8 is fixedly installed on the middle part of lower house 7, and is fixedly connected by epoxy resin 17 with lower house 7, under described
The upper end of housing 7 is provided with lower connecting block 18；
The upper contiguous block 10 and lower connecting block 18 are corresponding to be agreed with, and is connected through a screw thread, and upper contiguous block 10 is provided with first pair
The docking groove 20 of access slot 19 and second, first docking groove 19 are in annular, its section semicircular in shape, second docking groove 20
In annular, its section is rectangle, and the rectangular top that its section is in is semicircle, and the lower connecting block 18 is provided with
First docking block 21 and second dock block 22, it is described first docking block 21 and second dock block 22 respectively with the first docking groove 19,
Second docking groove 20 is corresponding to be agreed with, and the first docking block 21 is in annular, and protrudes from the upper surface of lower connecting block 18, and its section is in
Semicircle, the second docking block 22 is in annular, and protrudes from the upper surface of lower connecting block 18, and its section is rectangle, its section
The rectangular top for being in is semicircle；
Further, the fan-shaped angle that the one-level strengthens that projection 311 is in is α, and the α is 25 ° ~ 30 °；
Further, it is in be arranged concentrically between the multiple two level strengthens projection 312；
Further, the connection bump 37, one-level strengthen projection 311, two level strengthen the top of projection 312 with from vibrating diaphragm 34
Vertical range is respectively D1, D2 and D3, the D1 ＞ D2 ＞ D3；
Further, the lower surface that the one-level strengthens projection 311 is plane；
Further, the diameter in the center of circle that the torsion lid 6 is in is consistent with the cylindrical diameter that upper shell 3 is in；
Further, the middle part for turning round lid 6 is provided with cover net 23；
Further, sound absorption filler 24 is fixed with the lower house 7, the sound absorption filler 24 is located in magnet 8.
A kind of split type high sensitive receiver proposed by the present invention, including receiver top and receiver bottom, it is called
Device top includes upper shell, vibrating diaphragm, voice coil loudspeaker voice coil and turns round lid, and the receiver bottom includes lower house and magnet, receiver top with
Receiver bottom is sealed by screw threads for fastening, and by docking groove, block, and vibrating diaphragm is gripped by adapter sleeve and notch halfpace,
And reinforcing is bonded, vibrating diaphragm includes fixed part, pars intermedia and connecting portion, and the fixed area with fixed lobe is set on fixed part, connection
The connection bump of annular is set in portion, connection bump lower surface sets link slot, and one-level rib is set on connecting portion and two level is strengthened
Portion, one-level rib are made up of multiple in fan-shaped one-level reinforcement projection, and two level rib is added by multiple two levels in annular
Strong raised composition, the present invention is simple in construction, receiver is divided into two up and down, separated time production is not only easy for installation, improves appearance
Error rate, difficulty of processing is not high, the fixed lobe on fixed part, can effectively improve bond area, improves the company with receiver matrix
Intensity is connect, improves stability, connection bump correspondingly connects voice coil loudspeaker voice coil, and after voice coil loudspeaker voice coil connection, position is very clear, and not only bond area increases
Greatly, and facilitate quality inspection, while multistage rib is set, also can be effective in addition to the rigid that vibrating diaphragm is greatly improved
Vibrating diaphragm area is improved, increases internal damping, reduces the distortion under big signal, and receiver internal pressure can be stablized（Internal gas
Pressure）, susceptibility is improved, ensures and improves tonequality.
Embodiment two
Vibrating diaphragm described in embodiment one is plastics vibrating diaphragm, and its material is PET and glass fibre, and its preparation method is as follows：
（1）, choose REINFORCED PET plastic grain, and put into fusion apparatus；
（2）, persistently fusion apparatus inside is vacuumized, until the vacuum inside fusion apparatus is in below 100Pa, and tie up
Hold, meanwhile, start fusion apparatus, PET particle is melted；
（3）, treat that PET particle is completely melt, it is online to add the glass fibre for accounting for PET particle gross mass 20%, continue plus
Heat, and with being slowly stirred, stir speed (S.S.) control is in 30r/min, until glass fibre melts and mixed with PET completely
It is even, obtain fused solution；
（4）, by step（3）Obtained fused solution, it is three-layer co-extruded to deliver to MCP, and draws and stretch in vibrating diaphragm sheet material；
（5）, then obtained vibrating diaphragm sheet material is delivered in thermal forming device, compression molding, produce vibrating diaphragm finished product.
The more existing vibrating diaphragm of plastics vibrating diaphragm is compared made from the present embodiment, and plasticity is high, and it is low and obtained to be not only molded difficulty
Vibrating diaphragm finished product material it is rigidly preferable, be hardly damaged, and cost is low, be adapted to most of middle and high end receivers.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in,
It should all cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims
It is defined.
Claims (8)
1. a kind of split type high sensitive receiver, including receiver top and receiver bottom, it is characterised in that described called
Device top includes upper shell, vibrating diaphragm, voice coil loudspeaker voice coil and turns round lid, and the receiver bottom includes lower house and magnet；
The upper shell is provided with notch halfpace in cylinder, its upper end, and lower end is provided with upper contiguous block, the side wall of the notch halfpace
It is provided with internal thread；
The vibrating diaphragm is rounded, including fixed part positioned at outside, between the pars intermedia and fixed part, pars intermedia of centre
Connecting portion, the fixed part, pars intermedia and connecting portion are integral type structure；The fixed part is in annular, its circle for being in
The both sides up and down of annular are equipped with symmetrical fixed area, and multiple fixed lobes are provided with the fixed area, the fixed lobe
Section semicircular in shape, set at equal intervals between multiple fixed lobes of homonymy, uniform in circumferential annular, the connecting portion is in circle
Annular, connection bump is provided with it, the connection bump is in annular, is protruded from vibrating diaphragm upper surface towards lower surface direction, protrusion
In vibrating diaphragm lower surface, the lower surface of connection bump is plane, and provided with recessed in the link slot in connection bump lower surface, the company
Access slot is in annular, and its section is in half elliptic, and the pars intermedia is rounded, and it is interior provided with one-level rib and two level reinforcement
Portion, the one-level rib are strengthened projection by multiple one-levels and formed, and it is in sector that the one-level, which is strengthened raised, from vibrating diaphragm upper surface court
Lower surface direction is protruded, and multiple one-levels are strengthened setting at equal intervals between projection, the two level rib uniform in circumferential annular
Strengthen projection by multiple two levels to form, the two level reinforcement is raised rounded, protrudes from vibrating diaphragm lower surface towards upper surface direction；
The lid of turning round is rounded, and its lower end is provided with adapter sleeve, and the outer wall of the adapter sleeve is provided with external screw thread, turns round lid and upper shell
Threaded connection, the fixed position are gripped, and glue between adapter sleeve and notch halfpace by adapter sleeve and notch halfpace
Connect reinforcing；
The magnet is fixedly installed on the middle part of lower house, and is fixedly connected by epoxy resin with lower house, the lower house
Upper end be provided with lower connecting block；
The upper contiguous block and lower connecting block correspondingly agree with, and are connected through a screw thread, upper contiguous block be provided with the first docking groove and
Second docking groove, first docking groove are in annular, its section semicircular in shape, and second docking groove is in annular, its section
Face is rectangle, and the rectangular top that its section is in is semicircle, and the lower connecting block is provided with the first docking block and the
Two docking blocks, the first docking block and the second docking block respectively with the first docking groove, the second docking groove is corresponding agrees with, first pair
It is in annular to connect block, and protrudes from the upper surface of lower connecting block, its section semicircular in shape, and the second docking block is in annular, and convex
For the upper surface of lower connecting block, its section is rectangle, and the rectangular top that its section is in is semicircle.
2. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that the one-level strengthens raised institute
The fan-shaped angle for being in is α, and the α is 25 ° ~ 30 °.
3. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that the multiple two level is strengthened convex
It is in be arranged concentrically between rising.
4. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that the connection bump, one-level
It is respectively D1, D2 and D3 to strengthen raised, two level and strengthen raised top and the vertical range from vibrating diaphragm, the D1 ＞ D2 ＞ D3.
5. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that the one-level is strengthened raised
Lower surface is plane.
6. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that described turn round covers the be in center of circle
Diameter it is consistent with the cylindrical diameter that upper shell is in.
7. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that the middle part for turning round lid is provided with
Cover net.
8. a kind of split type high sensitive receiver as claimed in claim 1, it is characterised in that fixation is set in the lower house
There is sound absorption filler, the sound absorption filler is located in magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711405529.1A CN107809713A (en) | 2017-12-22 | 2017-12-22 | A kind of split type high sensitive receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711405529.1A CN107809713A (en) | 2017-12-22 | 2017-12-22 | A kind of split type high sensitive receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107809713A true CN107809713A (en) | 2018-03-16 |
Family
ID=61590134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711405529.1A Pending CN107809713A (en) | 2017-12-22 | 2017-12-22 | A kind of split type high sensitive receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107809713A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021093113A1 (en) * | 2019-11-11 | 2021-05-20 | 歌尔股份有限公司 | Forming method for vibrating diaphragm assembly of sound production device, vibrating diaphragm assembly and sound production unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204377126U (en) * | 2014-08-13 | 2015-06-03 | 绿之声企业有限公司 | The coil-moving speaker of the reinforced ultra-narrow structure of a kind of vibrating diaphragm |
| CN205081906U (en) * | 2015-07-31 | 2016-03-09 | 瑞声光电科技(常州)有限公司 | Loudspeaker box |
| CN206433151U (en) * | 2017-01-12 | 2017-08-22 | 瑞声科技(新加坡)有限公司 | Vibrating diaphragm and the electro-acoustic element using the vibrating diaphragm |
| CN206602637U (en) * | 2017-01-12 | 2017-10-31 | 瑞声科技(新加坡)有限公司 | Vibrating diaphragm and the electro-acoustic element using the vibrating diaphragm |
-
2017
- 2017-12-22 CN CN201711405529.1A patent/CN107809713A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204377126U (en) * | 2014-08-13 | 2015-06-03 | 绿之声企业有限公司 | The coil-moving speaker of the reinforced ultra-narrow structure of a kind of vibrating diaphragm |
| CN205081906U (en) * | 2015-07-31 | 2016-03-09 | 瑞声光电科技(常州)有限公司 | Loudspeaker box |
| CN206433151U (en) * | 2017-01-12 | 2017-08-22 | 瑞声科技(新加坡)有限公司 | Vibrating diaphragm and the electro-acoustic element using the vibrating diaphragm |
| CN206602637U (en) * | 2017-01-12 | 2017-10-31 | 瑞声科技(新加坡)有限公司 | Vibrating diaphragm and the electro-acoustic element using the vibrating diaphragm |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021093113A1 (en) * | 2019-11-11 | 2021-05-20 | 歌尔股份有限公司 | Forming method for vibrating diaphragm assembly of sound production device, vibrating diaphragm assembly and sound production unit |
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