CN202551336U - Sounder - Google Patents
Sounder Download PDFInfo
- Publication number
- CN202551336U CN202551336U CN2012201435721U CN201220143572U CN202551336U CN 202551336 U CN202551336 U CN 202551336U CN 2012201435721 U CN2012201435721 U CN 2012201435721U CN 201220143572 U CN201220143572 U CN 201220143572U CN 202551336 U CN202551336 U CN 202551336U
- Authority
- CN
- China
- Prior art keywords
- vibrating diaphragm
- voice coil
- acoustical generator
- basin frame
- diapire
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a sounder which comprises a basin frame, a magnetic circuit system, a vibrating diaphragm and a voice coil, wherein the magnetic circuit system, the vibrating diaphragm and the voice coil are contained in the basin frame; the vibrating diaphragm comprises a globe roof and a folded ring; the sounder is provided with an elastic wave for supporting the vibrating diaphragm in the basin frame; the elastic wave and the voice coil are positioned on the same side of the vibrating diaphragm; a fixing and holding part is arranged at one end of the elastic wave, and an extending part extending to the vibrating diaphragm is arranged at the other end of the elastic wave; the fixing and holding part is fixed and held on the basin frame; the extending part is fixed and held on the vibrating diaphragm; the sounder is provided with a centering supporting sheet connected with the vibrating diaphragm; the centering supporting sheet comprises a conductive circuit formed on the surface of the centering supporting sheet; and the voice coil is electrically connected with the conductive circuit of the centering supporting sheet. Compared with the relevant art, the sounder has more excellent performance and is thinner.
Description
[technical field]
The utility model relates to a kind of acoustical generator.
[background technology]
The acoustical generator of correlation technique comprises the basin frame, places vibrating diaphragm and the voice coil loudspeaker voice coil that links to each other with vibrating diaphragm on the basin frame.
Be the slimming that adapts to various stereo sets and information communication device and the development trend of large-screen, this just requires to be applied to the acoustical generator slimming in this kind equipment, and employed correlation technique acoustical generator is slender type in this kind equipment.Like this, vibrating diaphragm also is slender type, and it is several times of its lateral length in length longitudinally.
Yet during work, the thrust of the voice coil loudspeaker voice coil that vibrating diaphragm receives in the vertical is several times of thrust of its voice coil loudspeaker voice coil that transversely receives.It is uneven that this phenomenon causes vibrating diaphragm vibration to occur easily, even damaged phenomenon.Thereby influence the performance of acoustical generator.
Therefore, be necessary to provide a kind of new technical scheme to overcome above-mentioned defective in fact.
[utility model content]
The purpose of the utility model provides a kind of well behaved acoustical generator.
The purpose of the utility model is achieved in that
A kind of acoustical generator, it comprises the basin frame and is contained in magnetic circuit system, vibrating diaphragm and the voice coil loudspeaker voice coil in the said basin frame that said vibrating diaphragm comprises ball top and ring; Said acoustical generator is provided with the bullet ripple that is used to support vibrating diaphragm in the basin frame, said bullet ripple and voice coil loudspeaker voice coil are positioned at the same side of vibrating diaphragm, and said bullet ripple one end is provided with holding parts; The other end is provided with the extension that extends to vibrating diaphragm; Said holding parts is immobilizated in the basin frame, and said extension is immobilizated in vibrating diaphragm, and said acoustical generator is provided with the centring disk that links to each other with vibrating diaphragm; Said centring disk comprises and is formed at its surperficial conducting wire that said voice coil loudspeaker voice coil is electrically connected on the conducting wire of said centring disk.
Preferably, said ball top is tabular ball top.
Preferably, said ring is provided with carrier, and more near said magnetic circuit system, said centring disk is located between the carrier of ball top and ring with respect to said carrier on said ball top.
Preferably, the length at the junction of said extension and vibrating diaphragm to vibrating diaphragm edge account for vibrating diaphragm center to vibrating diaphragm edge length 20%～30%.
Preferably; Said basin sets up inwall, the outer wall and the diapire that be connected inside and outside wall relative with inwall; Said inwall surrounds the through hole of accommodating magnetic circuit system; Said outer wall is provided with by outer wall away from an end of diapire to the first step portion of diapire depression with from the second step portion of first step portion to the diapire depression, and the outer peripheral edges of said ring are immobilizated in the first step portion, and the holding parts of said bullet ripple is immobilizated in the second step portion.
Preferably, said inwall convexes with guide vane end stop away from an end of diapire to through hole, and the sidewall of the magnetic bowl of said magnetic circuit system is extended with fixed block to basin frame inwall, the mutual butt of said guide vane end stop and fixed block.
The utlity model has following advantage: said bullet ripple one end is provided with holding parts; The other end is provided with the extension that extends to vibrating diaphragm; Said holding parts is immobilizated in the basin frame; Thereby said extension is immobilizated in vibrating diaphragm and supports vibrating diaphragm, efficiently solves the power that bears that vibrates unbalanced problem when vibrating diaphragm is worked and promoted acoustical generator, plays ripple and does not take the slimming that oscillation space is beneficial to acoustical generator; Voice coil loudspeaker voice coil is electrically connected with said centring disk, and voice coil loudspeaker voice coil is realized being electrically connected with extraneous drive circuit through the conducting wire of centring disk, the overall power that helps realizing the slimming of acoustical generator and can improve acoustical generator.Simultaneously, but centring disk effective support voice coil loudspeaker voice coil prevents the unbalanced phenomenon of vibrating diaphragm appearance vibration, thereby improves the performance of acoustical generator.
[description of drawings]
Fig. 1 is the cutaway view of the acoustical generator of the utility model;
Fig. 2 is the partial enlarged drawing of A part among Fig. 1.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is elaborated.
As shown in Figure 1, be the acoustical generator 100 of the utility model, it comprises basin frame 1, is contained in magnetic circuit system 4, vibrating diaphragm 2 and voice coil loudspeaker voice coil 3 in the basin frame 1.
Said basin frame 1 is provided with inwall 11, the outer wall 12 and the diapire that be connected inside and outside wall 13 relative with inwall 11, and said inwall 11 surrounds the through hole 14 of accommodating magnetic circuit system 4.Said outer wall 12 is provided with by outer wall 12 away from an end of diapire 13 to the first step portion 121 of diapire 13 depressions with from the second step portion 122 of first step portion 121 to diapire 13 depressions.
Said magnetic circuit system 4 comprises the magnetic bowl 41 that is provided with sidewall 411, is contained in magnet steel 42 and pole piece 43 in the magnetic bowl 41.Said magnet steel 42 and said pole piece 43 superimposed settings, said magnet steel 42 is sandwiched between said magnetic bowl 41 and the said pole piece 43.The inwall 11 of said basin frame 1 convexes with guide vane end stop 111 away from an end of diapire 13 to through hole 14, and the sidewall 411 of the magnetic bowl 41 of said magnetic circuit system 4 is extended with fixed block 412 to the inwall 11 of basin frame 1, said guide vane end stop 111 and fixed block 412 mutual butts.
Said vibrating diaphragm 2 is provided with ball top 21 and ring 22.Said ball top 21 is tabular ball tops.Said ring 22 is provided with carrier 221, and this carrier 221 is formed on the inner peripheral of ring 22, and the outer peripheral edges of ring 22 are immobilizated in the first step portion 121.
Voice coil loudspeaker voice coil 3 is annuluses, and it can correspondingly produce magnetic field after energising.As a kind of preferred implementation, an end of voice coil loudspeaker voice coil 3 links to each other with ball top 21, and the other end places said magnetic circuit system 4.Voice coil loudspeaker voice coil 3 directly links to each other with the ball top 21 of vibrating diaphragm 2, and the actuating force of voice coil loudspeaker voice coil 3 directly affacts on the vibrating diaphragm like this, guarantees that vibrating diaphragm obtains enough actuating forces.In fact in other embodiments, an end of voice coil loudspeaker voice coil 3 also can link to each other with the centring disk 6 that the back is about to set forth.Preferably, the diameter on the ratio ball top 21 of the diameter of said voice coil loudspeaker voice coil 3 design is little a lot, can save production cost like this.
Said acoustical generator 100 is provided with the bullet ripple 5 that is used to support said vibrating diaphragm 2 in basin frame 1, said bullet ripple 5 and voice coil loudspeaker voice coil 3 are positioned at the same side of vibrating diaphragm 2.Said bullet ripple 5 is provided with elastic portion 50, and an end of said elastic portion 50 is provided with holding parts 52, and the other end is provided with the extension 51 that extends to vibrating diaphragm 2, and said holding parts 52 is immobilizated in the second step portion 122 of outer wall 12 of basin frame 1, and said extension 51 is immobilizated in vibrating diaphragm 2.The length L 1 at said extension 51 and junction to the vibrating diaphragm edge of vibrating diaphragm 2 account for vibrating diaphragm center to vibrating diaphragm edge length L 2 20%～30%.Play the amplitude that ripple 5 not only can support vibrating diaphragm 2 but also can not influence vibrating diaphragm like this.Utilize to play ripple 5 support vibrating diaphragms 2, efficiently solve the power that bears that vibrates the problem of uneven even vibration breakage when vibrating diaphragm 2 is worked and promoted acoustical generator, simultaneously, bullet ripple 5 does not take the slimming that oscillation space is beneficial to acoustical generator.
Said acoustical generator 100 also comprises a centring disk 6.Please combine Fig. 2, as a kind of preferred implementation, said ball top 21 with respect to the carrier 221 of said ring 22 more near magnetic circuit system 4.Said centring disk 6 is located between the carrier 221 of ball top 21 and ring 22.In fact in other embodiments, centring disk 6, carrier 221 and ball top 21 also can be with other superimposed set-up mode fixings.Centring disk 6 includes and is formed at its surperficial conducting wire, and said voice coil loudspeaker voice coil 3 is electrically connected on the conducting wire of said centring disk 6.Voice coil loudspeaker voice coil 3 is electrically connected with said centring disk 6, and voice coil loudspeaker voice coil 3 is realized being electrically connected with extraneous drive circuit through the conducting wire of centring disk 6, the overall power that helps realizing the slimming of acoustical generator and can improve acoustical generator.Simultaneously, but centring disk 6 effective support voice coil loudspeaker voice coils 3 prevent the unbalanced phenomenon of vibrating diaphragm 2 appearance vibrations, thereby improve the performance of acoustical generator.
Above-described only is the execution mode of the utility model; Should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite that does not break away from the utility model creation design; Can also make improvement, but these all belong to the protection range of the utility model.
Claims (6)
1. acoustical generator, it comprises the basin frame and is contained in magnetic circuit system, vibrating diaphragm and the voice coil loudspeaker voice coil in the said basin frame that said vibrating diaphragm comprises ball top and ring; It is characterized in that: said acoustical generator is provided with the bullet ripple that is used to support vibrating diaphragm in the basin frame, and said bullet ripple and voice coil loudspeaker voice coil are positioned at the same side of vibrating diaphragm, and said bullet ripple one end is provided with holding parts; The other end is provided with the extension that extends to vibrating diaphragm; Said holding parts is immobilizated in the basin frame, and said extension is immobilizated in vibrating diaphragm, and said acoustical generator is provided with the centring disk that links to each other with vibrating diaphragm; Said centring disk comprises and is formed at its surperficial conducting wire that said voice coil loudspeaker voice coil is electrically connected on the conducting wire of said centring disk.
2. acoustical generator according to claim 1 is characterized in that: said ball top is tabular ball top.
3. acoustical generator according to claim 2 is characterized in that: said ring is provided with carrier, and more near said magnetic circuit system, said centring disk is located between the carrier of ball top and ring with respect to said carrier on said ball top.
4. acoustical generator according to claim 1 is characterized in that: the length at the junction of said extension and vibrating diaphragm to vibrating diaphragm edge account for vibrating diaphragm center to vibrating diaphragm edge length 20%～30%.
5. acoustical generator according to claim 1; It is characterized in that: said basin sets up inwall, the outer wall and the diapire that be connected inside and outside wall relative with inwall; Said inwall surrounds the through hole of accommodating magnetic circuit system; Said outer wall is provided with by outer wall away from an end of diapire to the first step portion of diapire depression with from the second step portion of first step portion to the diapire depression, and the outer peripheral edges of said ring are immobilizated in the first step portion, and the holding parts of said bullet ripple is immobilizated in the second step portion.
6. acoustical generator according to claim 5 is characterized in that: said inwall convexes with guide vane end stop away from an end of diapire to through hole, and the sidewall of the magnetic bowl of said magnetic circuit system is extended with fixed block to basin frame inwall, the mutual butt of said guide vane end stop and fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201435721U CN202551336U (en) | 2012-04-03 | 2012-04-03 | Sounder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201435721U CN202551336U (en) | 2012-04-03 | 2012-04-03 | Sounder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202551336U true CN202551336U (en) | 2012-11-21 |
Family
ID=47171891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201435721U Expired - Fee Related CN202551336U (en) | 2012-04-03 | 2012-04-03 | Sounder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202551336U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108235199A (en) * | 2018-03-20 | 2018-06-29 | 国光电器股份有限公司 | A kind of loud speaker |
| CN111065025A (en) * | 2019-11-21 | 2020-04-24 | 瑞声科技(新加坡)有限公司 | Sound production device |
| CN113747293A (en) * | 2021-10-26 | 2021-12-03 | 海宁市西米尼科技有限公司 | Loudspeaker with small installation size and large vibration area |
-
2012
- 2012-04-03 CN CN2012201435721U patent/CN202551336U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108235199A (en) * | 2018-03-20 | 2018-06-29 | 国光电器股份有限公司 | A kind of loud speaker |
| CN108235199B (en) * | 2018-03-20 | 2024-05-03 | 国光电器股份有限公司 | Loudspeaker |
| CN111065025A (en) * | 2019-11-21 | 2020-04-24 | 瑞声科技(新加坡)有限公司 | Sound production device |
| CN113747293A (en) * | 2021-10-26 | 2021-12-03 | 海宁市西米尼科技有限公司 | Loudspeaker with small installation size and large vibration area |
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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: 20121121 Termination date: 20210403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |