CN202261781U - Modified loudspeaker and shield structure thereof - Google Patents
Modified loudspeaker and shield structure thereof Download PDFInfo
- Publication number
- CN202261781U CN202261781U CN2011202423731U CN201120242373U CN202261781U CN 202261781 U CN202261781 U CN 202261781U CN 2011202423731 U CN2011202423731 U CN 2011202423731U CN 201120242373 U CN201120242373 U CN 201120242373U CN 202261781 U CN202261781 U CN 202261781U
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- China
- Prior art keywords
- voice coil
- loud speaker
- vibrating disk
- connecting ring
- main part
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- Expired - Fee Related
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Abstract
The utility model discloses a modified loudspeaker comprising a substrate, a vibration disk, a voice coil, an elastic wave and a shield, wherein the top periphery of the vibration disk and the top periphery of the substrate are fixedly connected and are surrounded to form a holding cavity; the voice coil and the elastic wave are arranged in the holding cavity; the shield is arranged on the vibration disk and is located right above the voice coil; the shield comprises a main body part and an elastic connecting ring which expands and extends outward from the periphery of the main body part; and the outer periphery of the elastic connecting ring is bonded with and glued on the vibration disk. Therefore, by expanding and extending the elastic connecting ring outward from the upper circle of the main body part of the shield, and by bonding and gluing the outer periphery of the elastic connecting ring and the vibration disk, the shield has elasticity; and when the vibration disk is vibrated, the shield can be elastically vibrated following the vibration disk not influencing the normal vibration of the vibration disk so that the loudspeaker has better stress effect, more stable pronunciation and better auditory effect.
Description
Technical field
The utility model relates to the loud speaker art, refers in particular to a kind of loud speaker and dustproof cover structure thereof of improvement.
Background technology
Loud speaker (also claiming loudspeaker) is a device the weakest in stereo set, and for acoustics, it is again most important parts.Loud speaker of a great variety, and price differs greatly.The audio frequency electric energy is through electromagnetism, and piezoelectricity or electrostatic effect make the vibration of its cone or diaphragm and produce resonance (sympathetic response) with ambient air and sound.
Existing loud speaker includes elements such as pedestal, vibrating disk, dust cap, voice coil loudspeaker voice coil, bullet ripple, magnet, washer; This vibrating disk is fixedly connected and surrounds the formation containing cavity with pedestal; Elements such as this voice coil loudspeaker voice coil, bullet ripple, magnet and washer are installed in this containing cavity; This dust cap be arranged on the vibrating disk and be positioned at voice coil loudspeaker voice coil directly over, utilize this dust cap can avoid impurity such as dust to get in the containing cavity voice coil loudspeaker voice coil, the operate as normal that plays elements such as ripple, magnet and washer constituted influence.
Yet; The dust cap of the above-mentioned loud speaker that has now lacks essential elasticity; When these dust caps are installed on the vibrating disk, can cause obstruction, make stress weak effect, pronunciation unstable, thereby make that the auditory effect of loud speaker is not good enough the normal vibration of vibrating disk; Remaining people does further innovation and improves, to produce the good loud speaker of a kind of auditory effect.
The utility model content
In view of this, the utility model is to the disappearance of prior art existence, and its main purpose provides a kind of loud speaker and dustproof cover structure thereof of improvement, and it can effectively solve existing loud speaker stress weak effect, pronunciation problem of unstable.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of loadspeaker structure of improvement includes pedestal, vibrating disk, voice coil loudspeaker voice coil, bullet ripple and dust cap, and the top periphery of this vibrating disk is connected fixing and surrounds and is formed with containing cavity with the top periphery of pedestal, this voice coil loudspeaker voice coil with play ripple and be arranged in this containing cavity; This dust cap be arranged on the vibrating disk and be positioned at voice coil loudspeaker voice coil directly over, this dust cap includes main part and outwards enlarges extended elasticity connecting ring in this main part periphery, the outward flange of this elasticity connecting ring is with the vibrating disk bonding of fitting.
As a kind of preferred version, said elasticity connecting ring includes the portion of arching upward and adhesive portion, and this adhesive portion is extended in the outward flange perk obliquely of the portion of arching upward, and this adhesive portion is fitted through the surface of glue and vibrating disk and is bonded.
As a kind of preferred version, said main part is provided with pore, and this pore is communicated with aforementioned containing cavity.
As a kind of preferred version, said vibrating disk is connected fixing through the suspention limit with pedestal.
As a kind of preferred version, further include terminal board, this terminal board is arranged at the bottom of pedestal, and this terminal board is electrically connected with voice coil loudspeaker voice coil through lead.
As a kind of preferred version, further include magnet, the containing cavity inner bottom surface of this corresponding pedestal has protruded out first locating ring, and the lower end of this magnet is through this first locating ring location.
As a kind of preferred version, extend downwards the bottom surface of said dust cap has second locating ring, and the upper end of this magnet is through this second locating ring location.
A kind of dustproof cover structure of loud speaker includes main part and is used for the elasticity connecting ring bonding with the vibrating disk of loud speaker, and this elasticity connecting ring outwards enlarges one in the main part periphery and extends.
As a kind of preferred version, said elasticity connecting ring includes the portion of arching upward and adhesive portion, and this adhesive portion is extended in the outward flange perk obliquely of the portion of arching upward.
As a kind of preferred version, said main part is provided with pore.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, can be known by technique scheme:
One, extends the elasticity connecting ring through outside expansion of main part circle last week, utilize the outward flange of this elasticity connecting ring and vibrating disk applying to be bonded, make dust cap possess elasticity in dust cap; When vibrating disk vibrates; The elasticity connecting ring of this dust cap is done elastic vibration with vibrating disk, can not hinder the normal vibration of vibrating disk, thereby makes that the stress of loud speaker is effective; It is more stable to pronounce, and has better auditory effect.
Two, through the elasticity connecting ring being designed to arch upward a portion and an adhesive portion, utilize this adhesive portion to extend in the outward flange perk obliquely of the portion of arching upward, structure and technology are simple, assemble also easily, are beneficial to and improve production and assembly efficient.
Be architectural feature and the effect of more clearly setting forth the utility model, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the three-dimensional diagrammatic sketch of assembling 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 enlarged diagram of dust cap in the preferred embodiment of the utility model;
Fig. 4 is the sectional view of the preferred embodiment of the utility model.
The accompanying drawing identifier declaration:
10, pedestal 11, cavity
12, first locating ring 101, containing cavity
20, vibrating disk 30, voice coil loudspeaker voice coil
40, play ripple 50, dust cap
51, main part 52, elasticity connecting ring
521, arch upward portion 522, adhesive portion
53, second locating ring 501, pore
60, suspention limit 70, terminal board
80, lead 90, magnet.
Embodiment
Please referring to figs. 1 through shown in Figure 4, the concrete structure that it has demonstrated the preferred embodiment of the utility model includes pedestal 10, vibrating disk 20, voice coil loudspeaker voice coil 30, plays ripple 40 and dust cap 50.
Wherein, this pedestal 10 has a cavity 11.This vibrating disk 20 is the bottom-up horn shape that tapering extends out that is; This vibrating disk 20 is arranged in this cavity 11, and the top periphery of this vibrating disk 20 is connected fixing and surrounds formation one containing cavity 101 with the top periphery of pedestal 10, as shown in Figure 4; This vibrating disk 20 is to be connected with pedestal 10 through a suspention limit 60 to fix; The middle part on this suspention limit 60 is recessed, and the interior ring on suspention limit 60 and the outer shroud of vibrating disk 20 are fitted and connected fixing, and the outer shroud on suspention limit 60 and the top periphery of pedestal 10 are fitted and connected fixing.
This voice coil loudspeaker voice coil 30 is the hollow voice coil loudspeaker voice coil, and voice coil loudspeaker voice coil 30 all is arranged in the aforementioned containing cavity 101 with bullet ripple 40, and this inner ring sleeve that plays ripple is outside voice coil loudspeaker voice coil 30.
This dust cap 50 be arranged on the vibrating disk 20 and be positioned at aforementioned voice coil loudspeaker voice coil 30 directly over, this dust cap 50 is used for protecting each element of containing cavity 101, avoids each element in the containing cavity 101 to be infected with impurity such as dust, influences the operate as normal of each element.This dust cap 50 includes main part 51 and elasticity connecting ring 52, and this main part 51 is provided with pore 501, and this pore 501 is used for air feed and flows to out, thinks vibrating disk 20 air pressure between balance containing cavity 101 and the external world when vibration.This elasticity connecting ring 52 outwards enlarges in these main part 51 peripheries and extends; This elasticity connecting ring 52 includes portion of arching upward 521 and adhesive portion 522; The inward flange of this portion 521 that arches upward is connected with the outward flange one of main part 51; These portion's 521 curved arcuate configuration that arch upward, this adhesive portion 522 is extended in the outward flange perk obliquely of this portion 521 that arches upward, and adhesive portion 522 is fitted with the surface of vibrating disk 20 and is passed through glue.
And, further including terminal board 70, this terminal board 70 is arranged at the bottom of pedestal 10, and this terminal board 70 is electrically connected with aforementioned voice coil loudspeaker voice coil 30 through lead 80.
In addition; Further include magnet 90; Containing cavity 101 inner bottom surfaces of this corresponding pedestal 10 have protruded out first locating ring 12; The lower end of this magnet 90 is through this first locating ring 12 location, and the bottom surface of aforementioned dust cap 50 extends downwards second locating ring 53 is arranged, and the upper end of this magnet 90 is through this second locating ring, 53 location.
The assembling process that present embodiment is detailed is following:
During assembling, as shown in Figure 2, at first, with voice coil loudspeaker voice coil 30, play the cavity 11 that ripple 40 magnet 90 place this pedestal 10, terminal board 70 is fixed in the bottom of pedestal 10, and terminal board 70 is connected with voice coil loudspeaker voice coil 30 through lead 80; Then, use suspention limit 60 to be connected the top periphery of vibrating disk 20 fixing with the top periphery of pedestal 10; Then; With dust cap 50 place voice coil loudspeaker voice coil 30 directly over; The adhesive portion 522 of dust cap 50 is fitted in the outer surface of vibrating disk 20; And through glue adhesive portion 522 outer surface with vibrating disk 20 is adhesively fixed, dust cap 50 is fixed on the vibrating disk 20 assembled (as shown in Figure 4) with this.
During use, because the effect of elasticity connecting ring 52 makes vibrating disk 20 when vibration, the elasticity connecting ring 52 of this dust cap 50 can not cause obstruction to the vibration of vibrating disk 20 with vibrating disk 20 synchronous elastic vibration.
The design focal point of the utility model is: at first, extend the elasticity connecting ring through outside expansion of main part circle last week in dust cap, utilize the outward flange of this elasticity connecting ring and vibrating disk applying to be bonded; Make dust cap possess elasticity, when vibrating disk vibrated, the elasticity connecting ring of this dust cap was done elastic vibration with vibrating disk; Can not hinder the normal vibration of vibrating disk; Thereby make that the stress of loud speaker is effective, it is more stable to pronounce, and has better auditory effect.Secondly, through the elasticity connecting ring being designed to arch upward a portion and an adhesive portion, utilize this adhesive portion to extend in the outward flange perk obliquely of the portion of arching upward, structure and technology are simple, assemble also easily, are beneficial to raising production and assembly efficient.
The above; It only is the preferred embodiment of the utility model; Be not that the technical scope of the utility model is done any restriction; So every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any trickle modification, equivalent variations and modification that above embodiment did.
Claims (10)
1. the loud speaker of an improvement includes pedestal, vibrating disk, voice coil loudspeaker voice coil, bullet ripple and dust cap, and the top periphery of this vibrating disk is connected fixing and surrounds and is formed with containing cavity with the top periphery of pedestal, this voice coil loudspeaker voice coil with play ripple and be arranged in this containing cavity; This dust cap be arranged on the vibrating disk and be positioned at voice coil loudspeaker voice coil directly over, it is characterized in that: this dust cap includes main part and outwards enlarges extended elasticity connecting ring in this main part periphery, the outward flange of this elasticity connecting ring is with the vibrating disk bonding of fitting.
2. the loud speaker of improvement according to claim 1; It is characterized in that: said elasticity connecting ring includes the portion of arching upward and adhesive portion; This adhesive portion is extended in the outward flange perk obliquely of the portion of arching upward, and this adhesive portion is fitted through the surface of glue and vibrating disk and is bonded.
3. the loud speaker of improvement according to claim 1, it is characterized in that: said main part is provided with pore, and this pore is communicated with aforementioned containing cavity.
4. the loud speaker of improvement according to claim 1 is characterized in that: said vibrating disk is connected with pedestal through the suspention limit to be fixed.
5. the loud speaker of improvement according to claim 1, it is characterized in that: further include terminal board, this terminal board is arranged at the bottom of pedestal, and this terminal board is electrically connected with voice coil loudspeaker voice coil through lead.
6. the loud speaker of improvement according to claim 1 is characterized in that: further include magnet, the containing cavity inner bottom surface of this corresponding pedestal has protruded out first locating ring, and the lower end of this magnet is through this first locating ring location.
7. the loud speaker of improvement according to claim 6, it is characterized in that: extend downwards the bottom surface of said dust cap has second locating ring, and the upper end of this magnet is through this second locating ring location.
8. the dustproof cover structure of a loud speaker is characterized in that: include main part and be used for the elasticity connecting ring bonding with the vibrating disk of loud speaker, this elasticity connecting ring outwards enlarges one in the main part periphery and extends.
9. the dustproof cover structure of loud speaker according to claim 8, it is characterized in that: said elasticity connecting ring includes the portion of arching upward and adhesive portion, and this adhesive portion is extended in the outward flange perk obliquely of the portion of arching upward.
10. the dustproof cover structure of loud speaker according to claim 9, it is characterized in that: said main part is provided with pore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202423731U CN202261781U (en) | 2011-07-11 | 2011-07-11 | Modified loudspeaker and shield structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202423731U CN202261781U (en) | 2011-07-11 | 2011-07-11 | Modified loudspeaker and shield structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202261781U true CN202261781U (en) | 2012-05-30 |
Family
ID=46122955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202423731U Expired - Fee Related CN202261781U (en) | 2011-07-11 | 2011-07-11 | Modified loudspeaker and shield structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202261781U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015172600A1 (en) * | 2014-05-13 | 2015-11-19 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN109362007A (en) * | 2013-04-01 | 2019-02-19 | 日本先锋公司 | Speaker unit |
| CN110337053A (en) * | 2019-07-19 | 2019-10-15 | 歌尔股份有限公司 | A kind of Ultrathin speaker |
| CN110351640A (en) * | 2019-07-19 | 2019-10-18 | 歌尔股份有限公司 | A kind of dust-proof cap assembly and Ultrathin speaker |
| CN111357301A (en) * | 2017-11-24 | 2020-06-30 | 雅马哈株式会社 | Vibrating plate and electroacoustic transducer having the same |
| CN113906767A (en) * | 2019-05-29 | 2022-01-07 | Pss比利时股份有限公司 | Loudspeaker |
-
2011
- 2011-07-11 CN CN2011202423731U patent/CN202261781U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109362007A (en) * | 2013-04-01 | 2019-02-19 | 日本先锋公司 | Speaker unit |
| WO2015172600A1 (en) * | 2014-05-13 | 2015-11-19 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN111357301A (en) * | 2017-11-24 | 2020-06-30 | 雅马哈株式会社 | Vibrating plate and electroacoustic transducer having the same |
| CN111357301B (en) * | 2017-11-24 | 2021-08-31 | 雅马哈株式会社 | Vibrating plate and electroacoustic transducer having the same |
| CN113906767A (en) * | 2019-05-29 | 2022-01-07 | Pss比利时股份有限公司 | Loudspeaker |
| CN110337053A (en) * | 2019-07-19 | 2019-10-15 | 歌尔股份有限公司 | A kind of Ultrathin speaker |
| CN110351640A (en) * | 2019-07-19 | 2019-10-18 | 歌尔股份有限公司 | A kind of dust-proof cap assembly and Ultrathin speaker |
| WO2021012610A1 (en) * | 2019-07-19 | 2021-01-28 | 歌尔股份有限公司 | Dust-proof cap assembly and ultra-thin loudspeaker |
| WO2021012611A1 (en) * | 2019-07-19 | 2021-01-28 | 歌尔股份有限公司 | Ultra-thin loudspeaker |
| CN110337053B (en) * | 2019-07-19 | 2021-07-27 | 歌尔股份有限公司 | Ultra-thin loudspeaker |
| US20220272439A1 (en) * | 2019-07-19 | 2022-08-25 | Goertek Inc. | Ultra-thin speaker |
| US11997449B2 (en) * | 2019-07-19 | 2024-05-28 | Goertek Inc. | Ultra-thin speaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20140711 |
|
| EXPY | Termination of patent right or utility model |