CN205847571U - Minitype acoustic generator - Google Patents
Minitype acoustic generator Download PDFInfo
- Publication number
- CN205847571U CN205847571U CN201620752554.1U CN201620752554U CN205847571U CN 205847571 U CN205847571 U CN 205847571U CN 201620752554 U CN201620752554 U CN 201620752554U CN 205847571 U CN205847571 U CN 205847571U
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- CN
- China
- Prior art keywords
- voice coil
- ring
- acoustic generator
- minitype acoustic
- fixed block
- 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.)
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Abstract
This utility model provides a kind of minitype acoustic generator, it includes vibrational system and magnetic circuit system, described vibrational system includes vibrating diaphragm and drives the voice coil loudspeaker voice coil of described diaphragm oscillations, described vibrating diaphragm includes ring, it is arranged at the fixed part outside described ring and is arranged at the pars intermedia inside described ring, described pars intermedia is provided with auxiliary ring, described minitype acoustic generator also includes fixed block, described fixed block is correspondingly arranged in the lower section of described auxiliary ring, described fixed block is fixed in described magnetic circuit system, described middle part part inside described auxiliary ring is fixing with described fixed block to be connected.The vibrating diaphragm of the minitype acoustic generator that this utility model provides arranges auxiliary ring, by the auxiliary ring adjustment to voice coil vibrations, it is possible to be effectively improved the flapping issue of voice coil loudspeaker voice coil, improves vibrational system kinetic stability thus improves tonequality.
Description
[technical field]
This utility model relates to electroacoustic conversion art, is specifically related to a kind of minitype acoustic generator.
[background technology]
In recent years, along with the progress at full speed of the development of science and technology, especially mobile communication technology, increasing mobile electron
Equipment occurs in daily life, such as smart mobile phone, panel computer, notebook computer and Rich media player
Become the articles for daily use that people are indispensable.And in these mobile electronic devices, voice playing device is must inside it
Few parts, the height of voice quality directly affects Consumer's Experience when user uses these mobile electronic devices.
Minitype acoustic generator is as voice playing device, and the design of its structure directly affects voice quality.Correlation technique miniature
Acoustical generator includes frame, the magnetic circuit system being contained in frame and vibrational system, and magnetic circuit system includes magnetic bowl and magnet steel, vibrational system
Including sound film and the voice coil loudspeaker voice coil of driving sound film vibration sounding, conventional sound film mostly is single ring structure, and voice coil loudspeaker voice coil is in forced vibration process
In be susceptible to wave, thus affect the kinetic stability of vibrational system, affect tonequality.
Therefore, it is necessary to provide a kind of new minitype acoustic generator to solve above-mentioned technical problem in fact.
[utility model content]
The purpose of this utility model is to provide one can be effectively improved voice coil loudspeaker voice coil flapping issue, improves vibrational system motion
Stability thus improve the minitype acoustic generator of tonequality.
The purpose of this utility model is achieved in that
A kind of minitype acoustic generator, it includes that vibrational system and magnetic circuit system, described vibrational system include vibrating diaphragm and drive institute
Stating the voice coil loudspeaker voice coil of diaphragm oscillations, described vibrating diaphragm includes ring, is arranged at the fixed part outside described ring and is arranged at described ring
The pars intermedia of inner side, described pars intermedia is provided with auxiliary ring, and described minitype acoustic generator also includes fixed block, and described fixed block is corresponding
Being arranged at the lower section of described auxiliary ring, described fixed block is fixed in described magnetic circuit system, and described middle part is in described auxiliary
Part inside ring is fixing with described fixed block to be connected.
Preferably, described voice coil loudspeaker voice coil includes long a pair limit and the pair of short edges being oppositely arranged respectively, and described pars intermedia is close
The position of the pair of minor face is respectively equipped with an auxiliary ring.
Preferably, described vibrational system also includes being attached at the top dome below described vibrating diaphragm, and described top dome is provided with the institute that steps down
Stating the through hole of fixed block, described top dome is attached at described middle part part outside described auxiliary ring, and described voice coil loudspeaker voice coil is solid
It is connected to described top dome.
Preferably, described top dome extends to the lower section of described ring, and described voice coil loudspeaker voice coil is fixed in the marginal position of described top dome.
Preferably, described magnetic circuit system includes magnetic bowl, the magnet steel being arranged at described magnetic bowl centre position and is attached at described
Pole piece on magnet steel, described fixed block is fixed in described pole piece.
Preferably, described vibrating diaphragm is one-body molded.
Preferably, described vibrating diaphragm is silica gel vibrating diaphragm.
Preferably, described ring and described auxiliary ring have different damping.
The beneficial effects of the utility model are: the vibrating diaphragm of the minitype acoustic generator that this utility model provides arranges auxiliary folding
Ring, by the auxiliary ring adjustment to voice coil vibrations, it is possible to be effectively improved the flapping issue of voice coil loudspeaker voice coil, improves vibrational system motion steady
Qualitative thus improve tonequality.
[accompanying drawing explanation]
The axonometric chart of the minitype acoustic generator that Fig. 1 provides for this utility model；
The three-dimensional exploded view of the minitype acoustic generator that Fig. 2 provides for this utility model；
Fig. 3 is the Fig. 1 sectional view along line A-A.
[detailed description of the invention]
Below in conjunction with the accompanying drawings, this utility model is elaborated.
As shown in Figure 1 to Figure 3, the minitype acoustic generator 1 provided for this utility model, it include frame 10, be contained in described
Vibrational system 20 in frame 10 and magnetic circuit system 30.
Described vibrational system 20 includes vibrating diaphragm 21 and drives the voice coil loudspeaker voice coil 22 of described vibrating diaphragm 21 vibration, and described vibrating diaphragm 21 includes folding
Ring 211, it is arranged at the fixed part 212 outside described ring 211 and is arranged at the pars intermedia 213 inside described ring 211, described
Pars intermedia 213 is provided with auxiliary ring 2131.Described minitype acoustic generator 1 also includes that fixed block 40, described fixed block 40 are correspondingly arranged
In the lower section of described auxiliary ring 2131, described fixed block 40 is fixed in described magnetic circuit system 30, and described pars intermedia 213 is positioned at institute
Stating that the part inside auxiliary ring 2131 is fixing with described fixed block 40 to be connected, described fixed part 212 is fixed in described frame 10
On.The vibration of voice coil loudspeaker voice coil 22 can be adjusted by auxiliary ring 2131, it is possible to being effectively improved the flapping issue of voice coil loudspeaker voice coil 22, raising is shaken
Move the kinetic stability of system 20 thus improve tonequality.
Described vibrating diaphragm 21 can be able to be such as that same macromolecule membrane suppresses simultaneously to be that one-body molded mode makes
Ring 211 and auxiliary ring 2131；Can also be the silica gel vibrating diaphragm gone out by silica gel integrated injection molding, the different position of silica gel vibrating diaphragm can
To use different silica gel injection mo(u)lding, such as, different silica gel can be selected to make there is the ring 211 of different damping and auxiliary
Help ring 2131, improve acoustical behavior further.Certainly, except one-body molded mode, it is also possible to be processed after split molding
Assembling, can select different materials to make, and can separately design ring 211 and the damping characteristic of auxiliary ring 2131.
Described voice coil loudspeaker voice coil 22 includes long a pair limit 221 and the pair of short edges 222 being oppositely arranged respectively, the minor face 222 of voice coil loudspeaker voice coil 22
It is the most laboursome position in voice coil loudspeaker voice coil 22, it may be preferred to design described pars intermedia 213 in the position near the pair of minor face 222
It is respectively provided with an auxiliary ring 2131, can preferably improve the kinetic stability of voice coil loudspeaker voice coil 22.Certainly, ring 2131 is assisted
Position is not limited to the position of minor face 222 near voice coil loudspeaker voice coil 22, it is also possible to is arranged in other position of pars intermedia 213, equally may be used
Being adjusted with the vibration to voice coil loudspeaker voice coil 22, the number of auxiliary ring 2131 is also can to need specifically to select according to actual design
Select.
Described vibrational system 20 also includes being attached at the top dome 23 below described vibrating diaphragm 21, and described top dome 23 is provided with the institute that steps down
Stating the through hole 231 of fixed block 40, described top dome 23 is attached at described pars intermedia 213 and is positioned at the portion outside described auxiliary ring 2131
Point, described voice coil loudspeaker voice coil 22 is fixed in described top dome 23.The design of described top dome 23 is extended to the lower section of described ring 211, described sound
Circle 22 is fixed in the marginal position of described top dome 23, can do greatly by the size of magnetic circuit system 30, improves magnetic property.
Described magnetic circuit system 30 includes magnetic bowl 31, the magnet steel 32 being arranged at described magnetic bowl 31 centre position and is attached at described
Pole piece 33 on magnet steel 32, described fixed block 40 is fixed in described pole piece 33.
The vibrating diaphragm of the minitype acoustic generator that this utility model provides arranges auxiliary ring, by auxiliary ring to voice coil vibrations
Adjust, it is possible to be effectively improved the flapping issue of voice coil loudspeaker voice coil, improve vibrational system kinetic stability thus improve tonequality.
Above-described is only embodiment of the present utility model, it should be noted here that for the ordinary skill of this area
For personnel, on the premise of creating design without departing from this utility model, it is also possible to make improvement, but these belong to this practicality
Novel protection domain.
Claims (8)
1. a minitype acoustic generator, it includes that vibrational system and magnetic circuit system, described vibrational system include vibrating diaphragm and drive described
The voice coil loudspeaker voice coil of diaphragm oscillations, described vibrating diaphragm includes ring, is arranged at the fixed part outside described ring and is arranged in described ring
The pars intermedia of side, it is characterised in that: described pars intermedia is provided with auxiliary ring, and described minitype acoustic generator also includes fixed block, described
Fixed block is correspondingly arranged in the lower section of described auxiliary ring, and described fixed block is fixed in described magnetic circuit system, described middle part
Part inside described auxiliary ring is fixing with described fixed block to be connected.
Minitype acoustic generator the most according to claim 1, it is characterised in that: described voice coil loudspeaker voice coil includes a pair be oppositely arranged respectively
Long limit and pair of short edges, described pars intermedia is respectively equipped with an auxiliary ring in the position near the pair of minor face.
Minitype acoustic generator the most according to claim 1, it is characterised in that: described vibrational system also include being attached at described in shake
Top dome below film, described top dome is provided with the through hole of described fixed block of stepping down, and described top dome is attached at described middle part in institute
Stating the part outside auxiliary ring, described voice coil loudspeaker voice coil is fixed in described top dome.
Minitype acoustic generator the most according to claim 3, it is characterised in that: described top dome extends to the lower section of described ring,
Described voice coil loudspeaker voice coil is fixed in the marginal position of described top dome.
Minitype acoustic generator the most according to claim 1, it is characterised in that: described magnetic circuit system includes magnetic bowl, is arranged at institute
The magnet steel stating magnetic bowl centre position and the pole piece being attached on described magnet steel, described fixed block is fixed in described pole piece.
Minitype acoustic generator the most according to claim 1, it is characterised in that: described vibrating diaphragm is one-body molded.
Minitype acoustic generator the most according to claim 1, it is characterised in that: described vibrating diaphragm is silica gel vibrating diaphragm.
Minitype acoustic generator the most according to claim 1, it is characterised in that: described ring and described auxiliary ring have different
Damping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620752554.1U CN205847571U (en) | 2016-07-18 | 2016-07-18 | Minitype acoustic generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620752554.1U CN205847571U (en) | 2016-07-18 | 2016-07-18 | Minitype acoustic generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205847571U true CN205847571U (en) | 2016-12-28 |
Family
ID=57620071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620752554.1U Expired - Fee Related CN205847571U (en) | 2016-07-18 | 2016-07-18 | Minitype acoustic generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205847571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021232454A1 (en) * | 2020-05-20 | 2021-11-25 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
-
2016
- 2016-07-18 CN CN201620752554.1U patent/CN205847571U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021232454A1 (en) * | 2020-05-20 | 2021-11-25 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
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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: 20161228 Termination date: 20210718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |