CN203951617U - Mini-sound device and vibrating diaphragm thereof - Google Patents
Mini-sound device and vibrating diaphragm thereof Download PDFInfo
- Publication number
- CN203951617U CN203951617U CN201420153765.4U CN201420153765U CN203951617U CN 203951617 U CN203951617 U CN 203951617U CN 201420153765 U CN201420153765 U CN 201420153765U CN 203951617 U CN203951617 U CN 203951617U
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- voice coil
- vibrating diaphragm
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- diaphragm
- negative electrode
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- 230000005611 electricity Effects 0.000 claims abstract description 7
- 238000010030 laminating Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of mini-sound device and vibrating diaphragm thereof, and this mini-sound device includes that basin frame, magnetic return, voice coil loudspeaker voice coil and vibrating diaphragm; This vibrating diaphragm is arranged on basin frame and is positioned at the top of voice coil loudspeaker voice coil, this vibrating diaphragm includes diaphragm, on this diaphragm, be coated with conductive film layer, this conductive film layer includes isolated each other anodal layer and negative electrode layer, the inner of anodal layer and the inner of negative electrode layer are connected with negative electricity with the positive pole of voice coil loudspeaker voice coil respectively, and basin frame is all exposed in the outer end of anodal layer and the outer end of negative electrode layer.By this, by be coated with conductive film layer on diaphragm, form isolated each other anodal layer and negative electrode layer, utilize the inner of anodal layer and the inner of negative electrode layer to be connected with negative electricity with the positive pole of voice coil loudspeaker voice coil respectively, the mode of vibrating diaphragm drawn voice coil loudspeaker voice coil positive pole and negative pole by the lead-in wire that adopts that has replaced tradition, this product is without carrying out the operations such as curved line when making, and manufacturing process is simple and simplified processing procedure, can effectively improve the production efficiency of product, can guarantee the consistency that voice coil loudspeaker voice coil is bonding, promoted product quality simultaneously.
Description
Technical field
The utility model relates to acoustical device art, refers in particular to a kind of mini-sound device and vibrating diaphragm thereof.
Background technology
Mini-sound device is widely used on the portable electric appts such as mobile phone, notebook computer.Along with the fast development of these portable electric appts, people are also more and more stronger to its Functional Requirement, and the mini-sound device being applied thereon is corresponding development rapidly also.
The primary structure of mini-sound device includes basin frame, magnetic bowl, voice coil loudspeaker voice coil, vibrating diaphragm and upper cover at present; This magnetic bowl is arranged on basin frame, in this magnetic bowl, has taken in permanent magnet and pole piece; This voice coil loudspeaker voice coil is arranged in magnetic bowl and is positioned at the periphery of permanent magnet and pole piece; This vibrating diaphragm and upper cover are arranged on basin frame, and vibrating diaphragm is located between upper cover and basin frame, and vibrating diaphragm is positioned at the top of voice coil loudspeaker voice coil; In prior art, the positive pole of voice coil loudspeaker voice coil and negative pole all lead to by lead-in wire the conducting strip being arranged on basin frame, then by conducting strip, connect external circuit, lead-in wire needs to carry out the operations such as bending, coiling in the process of drawing, manufacturing process is consuming time, and difficulty is large, affects the production efficiency of product, easily make voice coil loudspeaker voice coil bonding inconsistent, cause product quality not good simultaneously.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, its main purpose is to provide a kind of mini-sound device and vibrating diaphragm thereof, and it can effectively solve the positive pole of voice coil loudspeaker voice coil of existing mini-sound device and negative pole and need to draw to exist by lead-in wire and make consuming time, difficulty and cause greatly and easily the not good problem of product quality.
For achieving the above object, the utility model adopts following technical scheme:
A vibrating diaphragm, includes diaphragm, on this diaphragm, is coated with conductive film layer, and this conductive film layer includes isolated each other anodal layer and negative electrode layer.
As a kind of preferred version, described diaphragm includes zona and ball top, this zona includes arch portion, the inward flange of this arch portion has extended radially inwardly connecting portion, the outward flange on this ball top is fixedly connected with connecting portion laminating, and the outward flange of arch portion extends radially outwardly and is useful on the fixed part being fixedly connected with the laminating of basin frame.
As a kind of preferred version, described conductive film layer covers the bottom surface of arch portion, connecting portion and fixed part.
As a kind of preferred version, the inner of described anodal layer and the inner of negative electrode layer all have a flat arc weld part, corresponding aforementioned arc weld part of this connecting portion medial margin and be provided with pressure section, and the shape of pressure section is identical with the shape of arc weld part.
As a kind of preferred version, described diaphragm is square.
A mini-sound device, includes that basin frame, magnetic return, voice coil loudspeaker voice coil and aforementioned vibrating diaphragm; This magnetic returns and is arranged on basin frame, and this voice coil loudspeaker voice coil is arranged in magnetic returns; This vibrating diaphragm is arranged on basin frame and is positioned at the top of voice coil loudspeaker voice coil; The inner of anodal layer and the inner of negative electrode layer are connected with negative electricity with the positive pole of voice coil loudspeaker voice coil respectively, and basin frame is all exposed in the outer end of anodal layer and the outer end of negative electrode layer.
As a kind of preferred version, described magnetic returns and includes magnetic bowl, magnet and washer, and this magnetic bowl is arranged on basin frame, and this magnet and washer are accommodated in magnetic bowl, and washer is positioned at the top of magnet, and this voice coil loudspeaker voice coil is arranged in magnetic bowl and is positioned at the periphery of magnet and washer.
The utility model compared with prior art has obvious advantage and beneficial effect, particularly, and as shown from the above technical solution:
By be coated with conductive film layer on diaphragm, form isolated each other anodal layer and negative electrode layer, utilize the inner of anodal layer and the inner of negative electrode layer to be connected with negative electricity with the positive pole of voice coil loudspeaker voice coil respectively, the mode of vibrating diaphragm drawn voice coil loudspeaker voice coil positive pole and negative pole by the lead-in wire that adopts that has replaced tradition, this product when making without carrying out the operations such as curved line, manufacturing process is simple and simplified processing procedure, can effectively improve the production efficiency of product, can guarantee the consistency that voice coil loudspeaker voice coil is bonding, promoted product quality simultaneously.
For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated.
Accompanying drawing explanation
Fig. 1 is the assembling schematic perspective view of the preferred embodiment of the utility model;
Fig. 2 is the exploded view of the preferred embodiment of the utility model;
Fig. 3 is the exploded view of another angle of preferred embodiment of the utility model;
Fig. 4 is the partial assembly drawing of the preferred embodiment of the utility model.
Accompanying drawing identifier declaration:
10, basin frame 101, ring-shaped accommodating hole
20, magnetic return 21, magnetic bowl
22, magnet 23, washer
30, voice coil loudspeaker voice coil 40, vibrating diaphragm
41, diaphragm 411, zona
412, ball top 42, conductive film layer
421, anodal layer 422, negative electrode layer
401, arch portion 402, connecting portion
403, fixed part 404, arc weld part
405, pressure section.
Embodiment
Please refer to shown in Fig. 1 to Fig. 4, the concrete structure that it has demonstrated the preferred embodiment of the utility model, includes that basin frame 10, magnetic return 20, voice coil loudspeaker voice coil 30 and vibrating diaphragm 40.
Wherein, this basin frame 10 is hollow cuboid, and this basin frame 10 has ring-shaped accommodating hole 101.
This magnetic returns 20 and is arranged on basin frame 10, this voice coil loudspeaker voice coil 30 is arranged at magnetic and returns in 20, particularly, in the present embodiment, this magnetic returns 20 and includes magnetic bowl 21, magnet 22 and washer 23, and this magnetic bowl 21 is arranged on basin frame 10, and this magnet 22 and washer 23 are accommodated in magnetic bowl 21, washer 23 is positioned at the top of magnet 22, and this voice coil loudspeaker voice coil 30 is arranged in magnetic bowl 21 and is positioned at the periphery of magnet 22 and washer 23.
This vibrating diaphragm 40 is arranged on basin frame 10 and is positioned at the top of voice coil loudspeaker voice coil 30, particularly, this vibrating diaphragm 40 includes diaphragm 41, this diaphragm 40 is square, but be not limited to square, on this diaphragm 41, be coated with conductive film layer 42, this conductive film layer 42 includes isolated each other anodal layer 421 and negative electrode layer 422, the inner of the inner of this positive pole layer 421 and negative electrode layer 422 is connected with negative electricity with the positive pole of voice coil loudspeaker voice coil 30 respectively, basin frame 10 is all exposed in the outer end of anodal layer 421 and the outer end of negative electrode layer 422, to be electrically connected to external circuit.And, in the present embodiment, this diaphragm 41 includes zona 411 and ball top 412, this zona 411 includes arch portion 401, the inward flange of this arch portion 401 has extended radially inwardly connecting portion 402, the outward flange on this ball top 412 is fixedly connected with connecting portion 402 laminatings, and the outward flange of arch portion 401 extends radially outwardly and is useful on the fixed part 403 being fixedly connected with 10 laminatings of basin frame, and aforementioned conductive film layer 42 covers the bottom surface of arch portion 401, connecting portion 402 and fixed part 403.And, the inner of the inner of this positive pole layer 421 and negative electrode layer 422 all has a flat arc weld part 404, this arc weld part 404 is electrically connected to for the positive pole with voice coil loudspeaker voice coil 30 and negative pole welding, corresponding aforementioned arc weld parts 404 of this connecting portion 402 medial margins and be provided with pressure section 405, the shape of pressure section 405 is identical with the shape of arc weld part 404.
During work, voice coil loudspeaker voice coil 30 is introduced alternation tone currents by anodal layer 421 and negative electrode layer 422, and voice coil loudspeaker voice coil 30 returns at magnetic the motive force that is subject to alternation in 20, produces alternate motion, thereby drives vibrating diaphragm 40 vibrations, sounds.
Design focal point of the present utility model is: by be coated with conductive film layer on diaphragm, form isolated each other anodal layer and negative electrode layer, utilize the inner of anodal layer and the inner of negative electrode layer to be connected with negative electricity with the positive pole of voice coil loudspeaker voice coil respectively, the mode of vibrating diaphragm drawn voice coil loudspeaker voice coil positive pole and negative pole by the lead-in wire that adopts that has replaced tradition, this product when making without carrying out the operations such as curved line, manufacturing process is simple and simplified processing procedure, can effectively improve the production efficiency of product, can guarantee the consistency that voice coil loudspeaker voice coil is bonding, promoted product quality simultaneously.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore any trickle modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. a vibrating diaphragm, include diaphragm, it is characterized in that: on this diaphragm, be coated with conductive film layer, this conductive film layer includes isolated each other anodal layer and negative electrode layer, this diaphragm includes zona and ball top, and this zona includes arch portion, and the inward flange of this arch portion has extended radially inwardly connecting portion, the outward flange on this ball top is fixedly connected with connecting portion laminating, and the outward flange of arch portion extends radially outwardly and is useful on the fixed part being fixedly connected with the laminating of basin frame.
2. vibrating diaphragm according to claim 1, is characterized in that: described conductive film layer covers the bottom surface of arch portion, connecting portion and fixed part.
3. vibrating diaphragm according to claim 1, it is characterized in that: the inner of described anodal layer and the inner of negative electrode layer all have a flat arc weld part, corresponding aforementioned arc weld part of this connecting portion medial margin and be provided with pressure section, the shape of pressure section is identical with the shape of arc weld part.
4. vibrating diaphragm according to claim 1, is characterized in that: described diaphragm is square.
5. a mini-sound device, is characterized in that, includes that basin frame, magnetic return, voice coil loudspeaker voice coil and the vibrating diaphragm as described in claim 1 to 4 any one; This magnetic returns and is arranged on basin frame, and this voice coil loudspeaker voice coil is arranged in magnetic returns; This vibrating diaphragm is arranged on basin frame and is positioned at the top of voice coil loudspeaker voice coil; The inner of anodal layer and the inner of negative electrode layer are connected with negative electricity with the positive pole of voice coil loudspeaker voice coil respectively, and basin frame is all exposed in the outer end of anodal layer and the outer end of negative electrode layer.
6. mini-sound device according to claim 5, it is characterized in that: described magnetic returns and includes magnetic bowl, magnet and washer, this magnetic bowl is arranged on basin frame, this magnet and washer are accommodated in magnetic bowl, washer is positioned at the top of magnet, and this voice coil loudspeaker voice coil is arranged in magnetic bowl and is positioned at the periphery of magnet and washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153765.4U CN203951617U (en) | 2014-04-01 | 2014-04-01 | Mini-sound device and vibrating diaphragm thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153765.4U CN203951617U (en) | 2014-04-01 | 2014-04-01 | Mini-sound device and vibrating diaphragm thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203951617U true CN203951617U (en) | 2014-11-19 |
Family
ID=51893631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420153765.4U Expired - Fee Related CN203951617U (en) | 2014-04-01 | 2014-04-01 | Mini-sound device and vibrating diaphragm thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203951617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108091417A (en) * | 2017-12-22 | 2018-05-29 | 歌尔股份有限公司 | Flexible conductive film, sound-producing device and wearable device |
| CN109905825A (en) * | 2019-03-13 | 2019-06-18 | 东莞涌韵音膜有限公司 | Vibrating diaphragm with suspender and the Microspeaker using the vibrating diaphragm |
-
2014
- 2014-04-01 CN CN201420153765.4U patent/CN203951617U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108091417A (en) * | 2017-12-22 | 2018-05-29 | 歌尔股份有限公司 | Flexible conductive film, sound-producing device and wearable device |
| CN108091417B (en) * | 2017-12-22 | 2020-02-21 | 歌尔股份有限公司 | Flexible conductive film, sound generating device and wearable equipment |
| CN109905825A (en) * | 2019-03-13 | 2019-06-18 | 东莞涌韵音膜有限公司 | Vibrating diaphragm with suspender and the Microspeaker using the vibrating diaphragm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Minisize sounder and vibration film thereof Effective date of registration: 20180118 Granted publication date: 20141119 Pledgee: Kingston Technology Corp. Pledgor: DONGGUAN TRANSOUND ELECTRONICS Co.,Ltd. Registration number: 2018990000059 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201224 Granted publication date: 20141119 Pledgee: Kingston Technology Corp. Pledgor: DONGGUAN TRANSOUND ELECTRONICS Co.,Ltd. Registration number: 2018990000059 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 |