CN208863062U - Centring disk and loudspeaker - Google Patents
Centring disk and loudspeaker Download PDFInfo
- Publication number
- CN208863062U CN208863062U CN201821838075.7U CN201821838075U CN208863062U CN 208863062 U CN208863062 U CN 208863062U CN 201821838075 U CN201821838075 U CN 201821838075U CN 208863062 U CN208863062 U CN 208863062U
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- China
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- cantilever
- fixed part
- interior fixed
- centring disk
- fixing portion
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Abstract
The utility model discloses centring disk and loudspeakers, including interior fixed part, outer fixing portion and cantilever, the interior fixed position is in outer fixing portion, one end of the cantilever connects interior fixed part, the other end of cantilever connects outer fixing portion, the cantilever includes multiple bending parts, and the overbending direction of the two neighboring bending part is opposite.In voice coil vibrations, cantilever can be realized elastic elongation, increase voice coil vibrations stroke to increase loudspeaker amplitude；Meanwhile the multiple bending of cantilever is equivalent to and cantilever is allowed laterally to widen, thus enhance centring disk intensity, deformation when avoiding assembling, conducive to the stability for improving loadspeaker structure.
Description
Technical field
The utility model relates to centring disk and loudspeakers.
Background technique
Microspeaker used in the mobile terminals such as current phone, computer is usually by vibrating diaphragm, frame, voice coil, magnetic circuit etc.
Attachment composition.Mobile terminal proposes the requirement of large amplitude, superlinearity to Microspeaker while pursuing lightening.Mesh
Preceding part Microspeaker has used centring disk to guarantee that voice coil is fixed, and makes voice coil lower vibration in vertical direction, avoids
When voice coil vibrations the driving force imbalance as caused by long lead and suspension imbalance caused by rocking vibration, to increase
Loudspeaker amplitude improves product audition yield and reliability surplus.
Centring disk includes interior fixed part and outer fixing portion and the cantilever for connecting interior fixed part and outer fixing portion, interior fixation
Portion is located in outer fixing portion, and the cantilever of existing centring disk is straight-arm design, and straight cantilever stroke is shorter when voice coil vibrations, leads
Amplitude when voice coil vibrations is caused to be limited.Therefore, existing centring disk needs to improve.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of large amplitude centring disk and loudspeakers.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: centring disk, including interior fixation
Portion, outer fixing portion and cantilever, for the interior fixed position in outer fixing portion, one end of the cantilever connects interior fixed part, cantilever
The other end connect outer fixing portion, the cantilever includes multiple bending parts, and the overbending direction of the two neighboring bending part is opposite.
Further, the junction of the interior fixed part rectangular frame-shaped, the cantilever and the interior fixed part is located at institute
The corner of interior fixed part is stated, the quantity of the cantilever is four, the four corners one of four cantilevers and the interior fixed part
One is correspondingly connected with.
Further, two corners on one group of diagonally opposing corner of the interior fixed part are respectively equipped with interior pad.
Further, avoiding hollow groove is additionally provided on a corner equipped with the interior pad.
Further, the outer fixing portion is equipped with outer pad.
Further, the junction rounding off of the cantilever and the interior fixed part.
In order to solve the above-mentioned technical problem, the utility model also uses following technical scheme: loudspeaker, including above-mentioned centering
Branch piece.
The utility model has the beneficial effects that: cantilever includes several S-shaped structures, in voice coil vibrations, cantilever can be real
Existing elastic elongation increases voice coil vibrations stroke to increase loudspeaker amplitude；Meanwhile the multiple bending of cantilever is equivalent to and allows cantilever
Laterally widen, thus enhance centring disk intensity, deformation when avoiding assembling.
Detailed description of the invention
Fig. 1 is the top view of the centring disk in the loudspeaker of the utility model embodiment one；
Fig. 2 is the top view of the centring disk in the loudspeaker of the utility model embodiment two.
Label declaration:
1, interior fixed part；
2, outer fixing portion；
3, cantilever；
4, bending part；
5, interior pad；
6, outer pad；
7, avoiding hollow groove.
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: multiple bending parts are set on cantilever, two adjacent bending parts it is curved
Roll over it is contrary, thus formed have S-shaped structure elastic cantilever.
Referring to Fig.1 and 2, centring disk, including interior fixed part 1, outer fixing portion 2 and cantilever 3, the interior fixed part 1
In outer fixing portion 2, one end of the cantilever 3 connects interior fixed part 1, and the other end of cantilever 3 connects outer fixing portion 2, described
Cantilever 3 includes multiple bending parts 4, and the overbending direction of the two neighboring bending part 4 is opposite.
As can be seen from the above description, the utility model has the beneficial effects that: cantilever includes several S-shaped structures, in voice coil
Cantilever can be realized elastic elongation when vibration, increase voice coil vibrations stroke to increase loudspeaker amplitude；Meanwhile cantilever is multiple
Bending, which is equivalent to, allows cantilever laterally to widen, thus enhance centring disk intensity, deformation when avoiding assembling.
Further, the junction of 1 rectangular frame-shaped of interior fixed part, the cantilever 3 and the interior fixed part 1 is located at
The corner of the interior fixed part 1, the quantity of the cantilever 3 are four, four of four cantilevers 3 and the interior fixed part 1
Corner connects one to one.
Seen from the above description, interior fixed part uniform force is effectively prevented from voice coil and occurs during up-down vibration
The case where being swung left and right.
Further, two corners on one group of diagonally opposing corner of the interior fixed part 1 are respectively equipped with interior pad 5.
Seen from the above description, two interior pads are in diagonal setting, it is ensured that voice coil uniform force.
Further, avoiding hollow groove 7 is additionally provided on a corner equipped with the interior pad 5.
Seen from the above description, avoiding hollow groove is for avoiding voice coil leads.
Further, the outer fixing portion 2 is equipped with outer pad 6.
Further, the junction rounding off of the cantilever 3 and the interior fixed part 1.
Seen from the above description, the junction rounding off of cantilever and interior fixed part can avoid the occurrence of the feelings of stress concentration
Condition, conducive to the stability for improving centring disk structure.
Loudspeaker, including above-mentioned centring disk.
Seen from the above description, the loadspeaker structure with above-mentioned centring disk is stablized, and voice coil can be realized on significantly
Lower vibration.
Embodiment one
Please refer to Fig. 1, the embodiments of the present invention one are as follows: loudspeaker, including centring disk, the centring disk include
Interior fixed part 1, outer fixing portion 2 and cantilever 3, the interior fixed part 1 are located in outer fixing portion 2, in one end connection of the cantilever 3
Fixed part 1, the other end of cantilever 3 connect outer fixing portion 2, and the cantilever 3 includes multiple bending parts 4, the two neighboring bending
The overbending direction in portion 4 is opposite.In other words, the cantilever 3 is provided along its length multiple notches, and adjacent two are described to be lacked
In mouthful, a notch is located in a long side of the cantilever 3, another described notch is located at another length of the cantilever 3
Bian Shang, i.e., two adjacent notches make cantilever 3 form S-shaped structure.
The interior fixed part 1 and outer fixing portion 2 distinguish rectangular frame-shaped, it is preferred that the cantilever 3 and the interior fixed part
1 junction is located at the corner of the interior fixed part 1, it is readily appreciated that, the junction of the cantilever 3 and the interior fixed part 1
Be not arranged in the corner of interior fixed part 1 be also it is feasible, only the length of cantilever 3 may be shorter at this time, described
The quantity of cantilever 3 is four, and the four corners of four cantilevers 3 and the interior fixed part 1 connect one to one.
Further, two corners on one group of diagonally opposing corner of the interior fixed part 1 are respectively equipped with interior pad 5, described outer
Fixed part 2 is equipped with outer pad 6.
To avoid stress from concentrating, the junction rounding off of the cantilever 3 and the interior fixed part 1.
Embodiment two
Referring to figure 2., the embodiments of the present invention two are as follows: loudspeaker, including centring disk, the centring disk include
Interior fixed part 1, outer fixing portion 2 and cantilever 3, the interior fixed part 1 are located in outer fixing portion 2, in one end connection of the cantilever 3
Fixed part 1, the other end of cantilever 3 connect outer fixing portion 2, and the cantilever 3 includes multiple bending parts 4, the two neighboring bending
The overbending direction in portion 4 is opposite.In other words, the cantilever 3 is provided along its length multiple notches, and adjacent two are described to be lacked
In mouthful, a notch is located in a long side of the cantilever 3, another described notch is located at another length of the cantilever 3
Bian Shang, i.e., two adjacent notches make cantilever 3 form S-shaped structure.
The interior fixed part 1 and outer fixing portion 2 distinguish rectangular frame-shaped, the connection of the cantilever 3 and the interior fixed part 1
Place is located at the corner of the interior fixed part 1, and the quantity of the cantilever 3 is four, four cantilevers 3 and the interior fixed part 1
Four corners connect one to one.
The avoiding hollow groove 7 for avoiding voice coil leads is additionally provided on a corner equipped with the interior pad 5.
Further, two corners on one group of diagonally opposing corner of the interior fixed part 1 are respectively equipped with interior pad 5, described outer
Fixed part 2 is equipped with outer pad 6, and the avoiding hollow groove 7 is located at the interior fixed part 1 close to the corner of the outer pad 6.
To avoid stress from concentrating, the junction rounding off of the cantilever 3 and the interior fixed part 1.
In conclusion centring disk provided by the utility model and loudspeaker, in voice coil vibrations, cantilever can be realized bullet
Property elongation, increase voice coil vibrations stroke to increasing loudspeaker amplitude；Meanwhile the multiple bending of cantilever is equivalent to and makes cantilever lateral
It widens, thus enhance centring disk intensity, deformation when avoiding assembling, conducive to the stability for improving loadspeaker structure.
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 (7)
1. centring disk, including interior fixed part, outer fixing portion and cantilever, the interior fixed position is described outstanding in outer fixing portion
One end of arm connects interior fixed part, and the other end of cantilever connects outer fixing portion, it is characterised in that: the cantilever includes multiple bendings
The overbending direction in portion, the two neighboring bending part is opposite.
2. centring disk according to claim 1, it is characterised in that: the interior fixed part rectangular frame-shaped, the cantilever
It is located at the corner of the interior fixed part with the junction of the interior fixed part, the quantity of the cantilever is four, and four described outstanding
The four corners of arm and the interior fixed part connect one to one.
3. centring disk according to claim 2, it is characterised in that: two on one group of diagonally opposing corner of the interior fixed part
Corner is respectively equipped with interior pad.
4. centring disk according to claim 3, it is characterised in that: on a corner equipped with the interior pad also
Equipped with avoiding hollow groove.
5. centring disk according to claim 1, it is characterised in that: the outer fixing portion is equipped with outer pad.
6. centring disk according to claim 1, it is characterised in that: the junction of the cantilever and interior fixed part circle
It slips over and crosses.
7. loudspeaker, it is characterised in that: including centring disk described in any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821838075.7U CN208863062U (en) | 2018-11-08 | 2018-11-08 | Centring disk and loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821838075.7U CN208863062U (en) | 2018-11-08 | 2018-11-08 | Centring disk and loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208863062U true CN208863062U (en) | 2019-05-14 |
Family
ID=66422045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821838075.7U Active CN208863062U (en) | 2018-11-08 | 2018-11-08 | Centring disk and loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208863062U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111131982A (en) * | 2020-03-27 | 2020-05-08 | 共达电声股份有限公司 | Centering support piece and loudspeaker with same |
| WO2021088934A1 (en) * | 2019-11-08 | 2021-05-14 | 歌尔股份有限公司 | Centring support chip and sounding device |
| WO2021088932A1 (en) * | 2019-11-08 | 2021-05-14 | 歌尔股份有限公司 | Damper and sound generating device |
-
2018
- 2018-11-08 CN CN201821838075.7U patent/CN208863062U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021088934A1 (en) * | 2019-11-08 | 2021-05-14 | 歌尔股份有限公司 | Centring support chip and sounding device |
| WO2021088932A1 (en) * | 2019-11-08 | 2021-05-14 | 歌尔股份有限公司 | Damper and sound generating device |
| CN111131982A (en) * | 2020-03-27 | 2020-05-08 | 共达电声股份有限公司 | Centering support piece and loudspeaker with same |
| CN111131982B (en) * | 2020-03-27 | 2020-08-11 | 共达电声股份有限公司 | Centering support piece and loudspeaker with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 413000 building K1, standardized workshop, East Industrial Park, high tech Zone, Yiyang City, Hunan Province Patentee after: Yiyang Xinwei Acoustic Technology Co., Ltd Address before: 518000, No. 1013, West Ring Road, manhole street, Baoan District, Guangdong, Shenzhen Patentee before: SHENZHEN SUNWAY ACOUSTICS TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |