CN202679604U - Sounder - Google Patents
Sounder Download PDFInfo
- Publication number
- CN202679604U CN202679604U CN 201220140601 CN201220140601U CN202679604U CN 202679604 U CN202679604 U CN 202679604U CN 201220140601 CN201220140601 CN 201220140601 CN 201220140601 U CN201220140601 U CN 201220140601U CN 202679604 U CN202679604 U CN 202679604U
- Authority
- CN
- China
- Prior art keywords
- vibrating diaphragm
- acoustical generator
- voice coil
- basin frame
- depressed part
- 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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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention relates to a sounder, which comprises a basin rack, and a magnetic circuit system, a diaphragm and a voice coil accommodated in the basin rack, the diaphragm comprises a globe roof and an edge, a depressed part which enables recess in the basin rack is provided on the diaphragm, an elastic wave used for supporting the diaphragm is arranged in the basin rack by the sounder, one end of the elastic wave holds the basin rack, the other end of the elastic wave holds the depressed part, a centring support chip connected with the diaphragm is provided on the sounder, the centring support chip comprises a conductive circuit formed on the surface, and the voice coil enables electric connection with the conductive circuit of the centring support chip. Compared with the correlative technology, the sounder has more excellent performance and thin type.
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 is subject in the vertical is several times of thrust of its voice coil loudspeaker voice coil that transversely is subject to.It is uneven that this phenomenon causes vibrating diaphragm vibration to occur easily, even damaged phenomenon.Thereby affect the performance of acoustical generator.
Therefore, be necessary to provide a kind of new technical scheme to overcome defects in fact.
[utility model content]
The purpose of this utility model provides a kind of well behaved acoustical generator.
The purpose of this utility model is achieved in that
A kind of acoustical generator, it comprises the basin frame and is contained in described basin frame interior magnetic circuit system, vibrating diaphragm and voice coil loudspeaker voice coil, described vibrating diaphragm comprises ball top and ring, described vibrating diaphragm is provided with to the depressed part of basin frame sunken inside, described acoustical generator is provided with in the basin frame be used to the bullet ripple that supports described vibrating diaphragm, described bullet ripple one end is immobilizated in the basin frame, the other end is immobilizated in described depressed part, described acoustical generator is provided with the centring disk that links to each other with vibrating diaphragm, described centring disk comprises and is formed at its surperficial conducting wire that described voice coil loudspeaker voice coil is electrically connected on the conducting wire of described centring disk.
Preferably, the other end of described bullet ripple is immobilizated in the bottom of depressed part.
Preferably, described ball top is tabular ball top, and described depressed part is formed on this tabular ball top.
Preferably, the length at described depressed part center to vibrating diaphragm edge account for vibrating diaphragm center to vibrating diaphragm edge length 20%～30%.
Preferably, described ring is provided with carrier, and more near described magnetic circuit system, described centring disk is located between the carrier of ball top and ring with respect to described carrier on described ball top.
Preferably, described basin sets up inwall, the outer wall and the diapire that be connected inside and outside wall relative with inwall, described inwall surrounds the through hole of accommodating magnetic circuit system, described outer wall be provided with by outer wall away from an end of diapire to the first step section of diapire depression and from first step section the second step section to the diapire depression, the outer peripheral edges of described ring are immobilizated in the first step section, and an end of described bullet ripple is immobilizated in the second step section.
Preferably, described inwall convexes with guide vane end stop away from an end of diapire to through hole, and the sidewall of the magnetic bowl of described magnetic circuit system is extended with fixed block to basin frame inwall, the mutual butt of described guide vane end stop and fixed block.
The utlity model has following advantage: vibrating diaphragm is provided with to the depressed part of basin frame sunken inside, play ripple one end and be immobilizated in the basin frame, thereby the other end is immobilizated in depressed part and supports vibrating diaphragm, efficiently solve the power that bears that vibrates unbalanced problem when vibrating diaphragm is worked and promoted acoustical generator, play ripple and do not take the slimming that oscillation space is beneficial to acoustical generator; Voice coil loudspeaker voice coil is electrically connected with described centring disk, and voice coil loudspeaker voice coil is realized being electrically connected with extraneous drive circuit by the conducting wire of centring disk, the overall power that is conducive to realize the slimming of acoustical generator and can improves acoustical generator.Simultaneously, centring disk can effectively support voice coil loudspeaker voice coil, prevents that the unbalanced phenomenon of vibration from appearring in vibrating diaphragm, thereby improves the performance of acoustical generator.
[description of drawings]
Fig. 1 is the cutaway view of acoustical generator of the present 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 acoustical generator 100 of the present 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.
Described basin frame 1 is provided with inwall 11, the outer wall 12 and the diapire 13 that be connected inside and outside wall relative with inwall 11, and described inwall 11 surrounds the through hole 14 of accommodating magnetic circuit system 4.Described outer wall 12 be provided with by outer wall 12 away from an end of diapire 13 to the first step section 121 of diapire 13 depressions and from first step section 121 the second step section 122 to diapire 13 depressions.
Described 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.Described magnet steel 42 and the 43 superimposed settings of described pole piece, described magnet steel 42 is sandwiched between described magnetic bowl 41 and the described pole piece 43.The inwall 11 of described 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 described magnetic circuit system 4 is extended with fixed block 412 to the inwall 11 of basin frame 1, described guide vane end stop 111 and fixed block 412 mutual butts.
Described vibrating diaphragm 2 is provided with ball top 21 and ring 22.Described ball top 21 is tabular ball tops, and described tabular ball top 21 is provided with to the depressed part 211 of basin frame 1 sunken inside.Described 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 section 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 described 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 direct effect of voice coil loudspeaker voice coil 3 guarantees that vibrating diaphragm obtains enough actuating forces to vibrating diaphragm like this.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 described voice coil loudspeaker voice coil 3 design is little a lot, can save production cost like this.
Described acoustical generator 100 is provided with in basin frame 1 be used to the bullet ripple 5 that supports described vibrating diaphragm 2.One end of described bullet ripple 5 is immobilizated in the second step section 122 of outer wall 12 of basin frame 1, and the other end is immobilizated in the bottom of described depressed part 211.The length L 1 at described depressed part center to vibrating diaphragm edge account for vibrating diaphragm center to vibrating diaphragm edge length L 2 20%～30%.Play like this amplitude that ripple not only can support vibrating diaphragm 2 but also can not affect vibrating diaphragm.In the middle of other embodiment, the other end that plays ripple 5 can also be immobilizated in the side of described depressed part 211.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.
Described acoustical generator 100 also comprises a centring disk 6.Please in conjunction with Fig. 2, as a kind of preferred implementation, described ball top 21 is with respect to the more close magnetic circuit system 4 of the carrier 221 of described ring 22.Described 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 described voice coil loudspeaker voice coil 3 is electrically connected on the conducting wire of described centring disk 6.Voice coil loudspeaker voice coil 3 is electrically connected with described centring disk 6, and voice coil loudspeaker voice coil 3 is realized being electrically connected with extraneous drive circuit by the conducting wire of centring disk 6, the overall power that is conducive to realize the slimming of acoustical generator and can improves acoustical generator.Simultaneously, centring disk 6 can effectively support voice coil loudspeaker voice coil 3, prevents that the unbalanced phenomenon of vibration from appearring in vibrating diaphragm 2, thereby improves the performance of acoustical generator.
Above-described only is execution mode of the present 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 protection range of the present utility model.
Claims (7)
1. acoustical generator, it comprises the basin frame and is contained in described basin frame interior magnetic circuit system, vibrating diaphragm and voice coil loudspeaker voice coil, described vibrating diaphragm comprises ball top and ring, it is characterized in that: described vibrating diaphragm is provided with to the depressed part of basin frame sunken inside, described acoustical generator is provided with in the basin frame be used to the bullet ripple that supports described vibrating diaphragm, described bullet ripple one end is immobilizated in the basin frame, the other end is immobilizated in described depressed part, described acoustical generator is provided with the centring disk that links to each other with vibrating diaphragm, described centring disk comprises and is formed at its surperficial conducting wire that described voice coil loudspeaker voice coil is electrically connected on the conducting wire of described centring disk.
2. acoustical generator according to claim 1, it is characterized in that: the other end of described bullet ripple is immobilizated in the bottom of depressed part.
3. acoustical generator according to claim 1 is characterized in that: described ball top is tabular ball top, and described depressed part is formed on this tabular ball top.
4. acoustical generator according to claim 3 is characterized in that: the length at described depressed part center to vibrating diaphragm edge account for vibrating diaphragm center to vibrating diaphragm edge length 20%～30%.
5. acoustical generator according to claim 3, it is characterized in that: described ring is provided with carrier, and more near described magnetic circuit system, described centring disk is located between the carrier of ball top and ring with respect to described carrier on described ball top.
6. acoustical generator according to claim 1, it is characterized in that: described basin sets up inwall, the outer wall and the diapire that be connected inside and outside wall relative with inwall, described inwall surrounds the through hole of accommodating magnetic circuit system, described outer wall be provided with by outer wall away from an end of diapire to the first step section of diapire depression and from first step section the second step section to the diapire depression, the outer peripheral edges of described ring are immobilizated in the first step section, and an end of described bullet ripple is immobilizated in the second step section.
7. acoustical generator according to claim 6, it is characterized in that: described inwall convexes with guide vane end stop away from an end of diapire to through hole, and the sidewall of the magnetic bowl of described magnetic circuit system is extended with fixed block to basin frame inwall, the mutual butt of described guide vane end stop and fixed block.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220140601 CN202679604U (en) | 2012-04-03 | 2012-04-03 | Sounder |
| US13/751,424 US8891808B2 (en) | 2012-04-03 | 2013-01-28 | Micro-speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220140601 CN202679604U (en) | 2012-04-03 | 2012-04-03 | Sounder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202679604U true CN202679604U (en) | 2013-01-16 |
Family
ID=47500473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220140601 Expired - Fee Related CN202679604U (en) | 2012-04-03 | 2012-04-03 | Sounder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202679604U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119238A1 (en) * | 2018-12-12 | 2020-06-18 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2020134343A1 (en) * | 2018-12-29 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Speaker |
| 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 CN 201220140601 patent/CN202679604U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119238A1 (en) * | 2018-12-12 | 2020-06-18 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2020134343A1 (en) * | 2018-12-29 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Speaker |
| 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 | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170509 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181109 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20210403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |