CN209462602U - Microspeaker - Google Patents
Microspeaker Download PDFInfo
- Publication number
- CN209462602U CN209462602U CN201920488686.1U CN201920488686U CN209462602U CN 209462602 U CN209462602 U CN 209462602U CN 201920488686 U CN201920488686 U CN 201920488686U CN 209462602 U CN209462602 U CN 209462602U
- Authority
- CN
- China
- Prior art keywords
- voice coil
- cantilever
- centring disk
- microspeaker
- glue
- 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.)
- Active
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000011889 copper foil Substances 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims description 10
- 239000004642 Polyimide Substances 0.000 claims description 9
- 229920001721 polyimide Polymers 0.000 claims description 9
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 8
- 239000004697 Polyetherimide Substances 0.000 claims description 8
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 8
- 229920002530 polyetherether ketone Polymers 0.000 claims description 8
- 229920001601 polyetherimide Polymers 0.000 claims description 8
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000013039 cover film Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a kind of Microspeakers, including centring disk and voice coil, the voice coil includes two voice coil leads, the centring disk includes two the first cantilevers and two the second cantilevers for being used to fix the voice coil leads, first cantilever includes the substrate layer being cascading, copper foil layer, the first glue-line and cover layer, and the part of not set first cantilever of centring disk includes substrate layer.First cantilever relative to not set first cantilever part more than copper foil layer, the first glue-line and cover layer, the weight for the voice coil leads that the second cantilever is equipped with can be balanced, so that vibrational system keeps balance, loudspeaker is not in rocking vibration at work, it is ensured that goes out sound quality.
Description
Technical field
The utility model relates to acoustic equipment technical field more particularly to a kind of Microspeakers.
Background technique
The Microspeaker and receiver that mobile terminal uses at present are mostly coil-moving speaker.Coil-moving speaker packet
It includes: the frame of magnetic circuit system, vibrational system and the receiving fixed magnetic circuit system and vibrational system.The vibrational system includes
Vibrating diaphragm, top dome, centring disk and voice coil；The centring disk guarantees that voice coil is vertical for vibrating diaphragm and voice coil to be connected as one
Without skew, vibrating diaphragm is effectively prevent to polarize, and vibrating diaphragm and voice coil are separated, separates the high temperature of voice coil generation to vibration
Film transmitting, it is seen that centring disk affects the performance of entire Microspeaker.The voice coil goes out lead-in wire terminal because increasing voice coil
Lead is entered and left, is increased so as to cause the weight of lead-in wire terminal out, four end weight are unequal, keep vibrational system uneven, will lead to and raise
There is rocking vibration in sound device when working, loudspeaker works under polarization state for a long time, and voice coil is easy to cause to touch with magnetic circuit system
It hits, product is made to generate noise or broken string failure.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of Microspeakers, when can effectively prevent its work
There is rocking vibration.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of Microspeaker, including centring disk and voice coil, the voice coil include two voice coil leads, the centering
Branch piece includes two the first cantilevers and two the second cantilevers for being used to fix the voice coil leads, and first cantilever includes
Substrate layer, copper foil layer, the first glue-line and the cover layer being cascading, the portion of not set first cantilever of centring disk
Dividing includes substrate layer.
Further, the centring disk is equipped with voice coil sticky bit, the voice coil sticky bit close to the one side of voice coil
It is equipped with pattern structure.
Further, the voice coil leads are fixedly installed on second cantilever by the second glue-line.
Further, the voice coil includes voice coil ontology, and two voice coil leads are in relative to the voice coil ontology
Center symmetric setting.
It further, further include vibrating diaphragm component, the vibrating diaphragm component is set to side of the centring disk far from voice coil
On face.
It further, further include frame and magnetic circuit component, the magnetic circuit component and centring disk are fixedly installed on institute respectively
It states in frame.
Further, the material of the substrate layer is polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide.
Further, the material of the cover layer is polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide.
The utility model has the beneficial effects that: the first cantilever relative to not set first cantilever part more than copper foil
Layer, the first glue-line and cover layer can balance the weight for the voice coil leads (including fixed glue) that the second cantilever is equipped with, so that
Vibrational system keeps balance, and loudspeaker is not in rocking vibration at work, it is ensured that goes out sound quality；It is protected on first cantilever
It has stayed copper foil layer, the first glue-line and cover layer that the structural strength of the first cantilever can be enhanced, has prevented showing for cantilever broke
As.The Microspeaker of the utility model is not necessarily to change the structure composition of vibrational system, only need to adjust the weight of the first cantilever just
The drawbacks of may make vibrational system to keep balance, improving loudspeaker vibration state deflection, so that acoustical behavior is more stable.
Detailed description of the invention
Fig. 1 is the Structure explosion diagram of the Microspeaker of the utility model embodiment one；
Fig. 2 is the partial structure diagram of the Microspeaker of the utility model embodiment one；
Fig. 3 is the structural schematic diagram of the centring disk of the Microspeaker of the utility model embodiment one；
Fig. 4 is the partial sectional view of the centring disk in the Microspeaker of the utility model embodiment one.
Label declaration:
1, centring disk；11, the first cantilever；111, substrate layer；112, copper foil layer；113, the first glue-line；114, cover film
Layer；12, the second cantilever；13, voice coil sticky bit；2, voice coil；21, voice coil ontology；22, voice coil leads；3, vibrating diaphragm component；4, basin
Frame；5, magnetic circuit component.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: the first cantilever relative to not set first cantilever part more than copper foil
Layer, the first glue-line and cover layer, can balance the weight for the voice coil leads that the second cantilever is equipped with, so that vibrational system is kept
Balance, loudspeaker is not in rocking vibration at work.
Fig. 1 to Fig. 4, a kind of Microspeaker, including centring disk 1 and voice coil 2 are please referred to, the voice coil 2 includes two
Voice coil leads 22, the centring disk 1 include two the first cantilever 11 and two for fixing the voice coil leads 22
The second cantilever 12, first cantilever 11 includes the substrate layer 111, copper foil layer 112, the first glue-line 113 that are cascading
Part with cover layer 114, not set first cantilever 11 of the centring disk 1 includes substrate layer 111.
As can be seen from the above description, the utility model has the beneficial effects that: the first cantilever is relative to not set first cantilever
Part more copper foil layer, the first glue-line and cover layers, (including the fixation of voice coil leads that the second cantilever is equipped with can be balanced
Glue) weight so that vibrational system keep balance, loudspeaker is not in rocking vibration at work, it is ensured that go out sound quality
Amount；Copper foil layer, the first glue-line and cover layer are remained on first cantilever can be enhanced the structural strength of the first cantilever, prevent out
The phenomenon that existing cantilever broke.The Microspeaker of the utility model is not necessarily to change the structure composition of vibrational system, need to only adjust the
The drawbacks of weight of one cantilever just may make vibrational system to keep balance, improve loudspeaker vibration state deflection, so that acoustics
It can be more stable.
Further, the centring disk 1 is equipped with voice coil sticky bit 13 close to the one side of voice coil 2, and the voice coil is viscous
Position 13 is connect equipped with pattern structure.
Seen from the above description, voice coil can be strongly adhered on centring disk by setting pattern structure, pattern structure
Specific decorative pattern can according to need and be configured.
Further, the voice coil leads 22 are fixedly installed on second cantilever 12 by the second glue-line.
Further, the voice coil 2 includes voice coil ontology 21, and two voice coil leads 22 are relative to the voice coil sheet
Body 21 is centrosymmetric setting.
Seen from the above description, voice coil leads center symmetric setting can make vibrational system more balance and stability.
It further, further include vibrating diaphragm component 3, the vibrating diaphragm component 3 is set to the centring disk 1 far from voice coil 2
On one side.
It further, further include frame 4 and magnetic circuit component 5, the magnetic circuit component 5 and centring disk 1 are fixedly installed respectively
In in the frame 4.
Further, the material of the substrate layer 111 is polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide.
Further, the material of the cover layer 114 is polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide
Ether.
Seen from the above description, the material of substrate layer and cover layer, which can according to need, is selected.
Please refer to Fig. 1 to Fig. 4, the embodiments of the present invention one are as follows:
A kind of Microspeaker, including centring disk 1, voice coil 2, vibrating diaphragm component 3, frame 4 and magnetic circuit component 5, the sound
Circle 2 is fixedly installed on the one side of the centring disk 1, and the vibrating diaphragm component 3 is set to the centring disk 1 far from voice coil
On 2 one side, the magnetic circuit component 5 and centring disk 1 are fixedly installed on respectively in the frame 4.The voice coil 2 includes sound
Enclose ontology 21 and two voice coil leads 22, it is preferred that two voice coil leads 22 are in relative to the voice coil ontology 21
Center symmetric setting.The centring disk 1 include two the first cantilever 11 and two for fixing the voice coil leads 22
The second cantilever 12, the voice coil leads 22 are fixedly installed on second cantilever 12 by the second glue-line.Centring disk 1 is whole
Body is in rectangle, and two the first cantilevers 11 are located in two long sides of centring disk 1, and two the second cantilevers 12 distinguish position
In on two short sides of centring disk 1.First cantilever 11 include be cascading substrate layer 111, copper foil layer 112,
The part of first glue-line 113 and cover layer 114, not set first cantilever 11 of the centring disk 1 includes substrate layer 111, that is,
Centring disk 1 eliminates copper foil layer 112, the first glue-line 113 and cover layer 114 in the position of not set first cantilever 11.Institute
The material for stating substrate layer 111 is polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide, the material of the cover layer 114
Matter is polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide.Preferably, the substrate layer 111 and cover layer 114
Material be polyimides.There is certain thickness since copper foil layer 112 is equal, in order to not influence centring disk 1 and frame 4 and
Voice coil 2 connects, and to design the evacuation position of 0.1mm wide at the both ends for being equipped with copper foil layer 112.It, can be by adjusting in the present embodiment
The area coverage of copper foil layer 112, the first glue-line 113 and cover layer 114 adjusts its weight on first cantilever 11, so that voice coil
The sum of weight of lead 22 and the second glue-line and copper foil layer 112, the first glue-line 113 and the cover layer 114 on the first cantilever
The sum of weight is equal.The centring disk 1 is equipped with voice coil sticky bit 13, the voice coil sticky bit close to the one side of voice coil 2
13 are equipped with pattern structure, and the specific decorative pattern of pattern structure, which can according to need, to be configured, and voice coil ontology 21 passes through bonded adhesives
It is bonded on the voice coil sticky bit 13.
In conclusion a kind of Microspeaker provided by the utility model, can make vibrational system keep balance, loudspeaker
It is at work not in rocking vibration, it is ensured that go out sound quality.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of Microspeaker, including centring disk and voice coil, the voice coil includes two voice coil leads, the centering branch
Piece include two the first cantilever and two for fixing the second cantilever of the voice coil leads, which is characterized in that described the
One cantilever includes the substrate layer being cascading, copper foil layer, the first glue-line and cover layer, the centring disk not set
The part of one cantilever includes substrate layer.
2. Microspeaker according to claim 1, which is characterized in that the centring disk is on the one side of voice coil
Equipped with voice coil sticky bit, the voice coil sticky bit is equipped with pattern structure.
3. Microspeaker according to claim 1, which is characterized in that the voice coil leads are set by the fixation of the second glue-line
It is placed on second cantilever.
4. Microspeaker according to claim 1, which is characterized in that the voice coil includes voice coil ontology, two institutes
Voice coil leads are stated to be centrosymmetric setting relative to the voice coil ontology.
5. Microspeaker according to claim 1, which is characterized in that further include vibrating diaphragm component, the vibrating diaphragm component is set
The centring disk is placed in far from the one side of voice coil.
6. according to claim 1 to Microspeaker described in 5 any one, which is characterized in that further include frame and magnetic circuit group
Part, the magnetic circuit component and centring disk are fixedly installed on respectively in the frame.
7. according to claim 1 to Microspeaker described in 5 any one, which is characterized in that the material of the substrate layer is
Polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide.
8. according to claim 1 to Microspeaker described in 5 any one, which is characterized in that the material of the cover layer
For polyimides, polyetherimide, polyether-ether-ketone or polyphenylene sulfide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920488686.1U CN209462602U (en) | 2019-04-11 | 2019-04-11 | Microspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920488686.1U CN209462602U (en) | 2019-04-11 | 2019-04-11 | Microspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209462602U true CN209462602U (en) | 2019-10-01 |
Family
ID=68047774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920488686.1U Active CN209462602U (en) | 2019-04-11 | 2019-04-11 | Microspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209462602U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022110450A1 (en) * | 2020-11-30 | 2022-06-02 | 瑞声声学科技(深圳)有限公司 | Sound production device |
| WO2022143207A1 (en) * | 2020-12-30 | 2022-07-07 | 歌尔股份有限公司 | Spider, spider processing technology, loudspeaker, and electronic terminal |
-
2019
- 2019-04-11 CN CN201920488686.1U patent/CN209462602U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022110450A1 (en) * | 2020-11-30 | 2022-06-02 | 瑞声声学科技(深圳)有限公司 | Sound production device |
| WO2022143207A1 (en) * | 2020-12-30 | 2022-07-07 | 歌尔股份有限公司 | Spider, spider processing technology, loudspeaker, and electronic terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110351639B (en) | Loudspeaker | |
| US10469952B2 (en) | Loudspeaker | |
| CN209462602U (en) | Microspeaker | |
| US10225664B2 (en) | Electrical-acoustic transformation device | |
| CN204031442U (en) | Loud speaker | |
| CN202050538U (en) | Loudspeaker | |
| TWI523543B (en) | Piezoelectric loudspeaker | |
| CN209845299U (en) | Damping noise-proof micro loudspeaker | |
| CN201718027U (en) | Flexible counterweight structure for piezoelectric flat-panel speaker | |
| WO2024152456A1 (en) | Loudspeaker | |
| CN207505133U (en) | Loud speaker module and the electronic equipment using the loud speaker module | |
| EP2667634A1 (en) | Earphone with active suppression of ambient noise | |
| WO2016107307A1 (en) | Sound device | |
| KR101439935B1 (en) | Sound Output Device | |
| WO2020006938A1 (en) | Electrical connection structure in sound producing device and vibration system and loudspeaker | |
| KR101461410B1 (en) | Acoustic diaphragm | |
| JP2011120271A (en) | Acoustic diaphragm | |
| CN209693041U (en) | Microspeaker | |
| CN209314089U (en) | A kind of assembling structure of Microspeaker | |
| CN210899608U (en) | Large-amplitude micro loudspeaker | |
| CN205195961U (en) | Belt high pitch loudspeaker vibrating diaphragm | |
| CN205726376U (en) | Microspeaker | |
| KR20030079760A (en) | Entertainment sound panels | |
| CN208691555U (en) | Microspeaker with centring disk | |
| TWM469703U (en) | Piezoelectric speaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 No. 1013, West Ring Road, Shajing street, Bao'an District, Shenzhen, Guangdong Patentee after: Weishi Technology Co.,Ltd. Country or region after: China Address before: 518000 No. 1013, West Ring Road, Shajing street, Bao'an District, Shenzhen, Guangdong Patentee before: SHENZHEN SUNWAY ACOUSTICS TECHNOLOGY Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |