CN103747396A - Suspension type elastic diaphragm - Google Patents
Suspension type elastic diaphragm Download PDFInfo
- Publication number
- CN103747396A CN103747396A CN201310726034.4A CN201310726034A CN103747396A CN 103747396 A CN103747396 A CN 103747396A CN 201310726034 A CN201310726034 A CN 201310726034A CN 103747396 A CN103747396 A CN 103747396A
- Authority
- CN
- China
- Prior art keywords
- flexible board
- elasticity
- elasticity arm
- arms
- ring support
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/003—Mems transducers or their use
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2207/00—Details of diaphragms or cones for electromechanical transducers or their suspension covered by H04R7/00 but not provided for in H04R7/00 or in H04R2307/00
- H04R2207/021—Diaphragm extensions, not necessarily integrally formed, e.g. skirts, rims, flanges
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention belongs to the field of a miniaturized loudspeaker and specifically discloses a suspension type elastic diaphragm for a miniaturized loudspeaker. The suspension type elastic diaphragm comprises an annular support for installing on the end surface of a loudspeaker vibrating diaphragm, multiple elastic arms and a flexible plate. A suspension frame and an attachment frame are connected through at least two suspension arms; each elastic arm is distributed between the annular support and the flexible plate; one end of each elastic arm is connected with the inner side wall surface of the annular support; the other end of each elastic arm is connected with the outer side wall surface of the flexible plate; the inner wall of the flexible plate is provided with two flanges arranged to be opposite to each other; the annular support and the elastic arms are provided with conductive parts; the conductive parts extend to the flanges on two of the elastic arms; and the positions of the conductive parts on other elastic arms extend to the connection position of the elastic arms and the flexible plate. The suspension type elastic diaphragm has the following advantages: while transmission of electric signals is ensured, the phenomenon of a fracture caused by a voice coil can be avoided at the same time, and while the weight of a vibration system is reduced, unevenness caused by vibration can be prevented, such that product distortion is effectively guaranteed.
Description
Technical field
The invention belongs to Microspeaker field, specifically a kind of suspension type elastic force diaphragm for Microspeaker.
Background technology
Along with the prosperity of mobile communication technology, mobile multimedia Audiotechnica also prosperity gets up.Thereupon, also require Microspeaker to have high tone quality, high-performance, high-fidelity etc.
Loud speaker belongs to electro-acoustic transducer device, and electric energy makes diaphragm vibration by galvanomagnetic effect, and the diaphragm of vibration and ambient air resonate and sound.For the magnetic circuit part of current loud speaker, obtain if better bass effect, magnet must be large as much as possible, but large magnet needs large voice coil loudspeaker voice coil to coordinate, loud speaker after increase volume is for the electronic product of mobile phone, panel computer, notebook one class, and due to mobile phone, panel computer does thinner and thinner, size is more and more less, and the space of leaving equipped with loudspeaker for is also more and more less.Therefore, the electronic product of this class, due to the restriction in structure and space, cannot provide a suitable assembly space, thereby the problem that loud speaker acoustic pressure is low, power is low is never resolved to the loud speaker that increases volume.Improve acoustic pressure and the power of loud speaker, must improve the amplitude of vibrating diaphragm, cause vibrational system weight increase, so industry all the time Microspeaker in order to alleviate the weight of vibrational system, many effort have been paid, as shown in Figure 1, vibrational system only has diaphragm and voice coil loudspeaker voice coil, and voice coil loudspeaker voice coil wire diameter is thin and light, voice coil line is connected on diaphragm, draw and be welded on support, when work, the situation of the easy Tensile power of voice coil line outlet broken string, does not meet high sound pressure.
Summary of the invention
What the present invention will solve is the problem of the easy injured tension failure of voice coil line, and a kind of suspension type elastic force diaphragm is provided.
The present invention has adopted following technical scheme:
Suspension type elastic force diaphragm, it comprise for be arranged on loudspeaker vibrating diaphragm end face ring support, multiple elasticity arms and flexible board, hang between frame and laminating frame and be connected by least two suspension arms, each elasticity arm is distributed between ring support and flexible board, one end of each elasticity arm is connected with the interior sidewall surface of ring support, the other end is connected to the outer side surface of flexible board, described flexible board inwall is provided with two flanges that are oppositely arranged, described ring support and elasticity arm are provided with conductive component, conductive component extends in flange on two elasticity arms therein, the position of conductive component on all the other elasticity arms extends to the junction of elasticity arm and flexible board.
The end that described conductive component is positioned at the junction of elasticity arm and flexible board is provided with hollow-out parts.
Described ring support is the ring support of rectangle, flexible board is the flexible board of rectangle, elasticity arm is provided with four, elasticity arm one end is connected to joint angle inwall on ring support, the other end is connected to the outer wall of the joint angle of flexible board, now, the joint angle of ring support is adjacent with the dislocation of the joint angle of flexible board.
In four described elasticity arms, be symmetrically arranged with respectively two long elasticity arms and two short elasticity arms, two short elasticity arms from and the joint angle of ring support to the elasticity arm centre position that thickness is thick and this is short in short elasticity arm centre position the thickness extremely and between the joint angle of flexible board.
The back of described elasticity arm and flexible board junction is provided with recessed groove.
Advantage of the present invention is at the phenomenon of rupture that guarantees can avoid when the signal of telecommunication is passed on voice coil leads, prevents that vibration is uneven when alleviating the weight of vibrational system, has effectively guaranteed the distortion of product.
Accompanying drawing explanation
Fig. 1 is vibrational system structural representation in prior art;
Fig. 2 is structural representation of the present invention;
Fig. 3 is structural representation of the present invention;
Fig. 4 is the structural representation of coil;
Fig. 5 is that the present invention is arranged on the structural representation in the suspended structure of Microspeaker.
Embodiment
As shown in Figure 5, the present invention is arranged in the suspended structure of Microspeaker, and the suspended structure of Microspeaker of the present invention comprises basin frame, magnetic cover, protecgulum, magnetic circuit device, voice coil loudspeaker voice coil and diaphragm.Magnetic cover is assemblied in basin frame and is positioned at one end of basin frame, and protecgulum is connected with the other end of basin frame.Magnetic circuit device is arranged in basin frame, and one end of magnetic circuit device is supported on magnetic cover, and magnetic circuit device forms by magnet steel with the pole piece that this magnet steel is fixed as one.The other end that one end of voice coil loudspeaker voice coil is looped around magnetic circuit device around.The first end face of diaphragm is fixedly connected with the other end of voice coil loudspeaker voice coil, connects one and play piece 7 on the second end face of diaphragm 6.During diaphragm sounding, produce vibration and gravity, by playing piece and diaphragm, produce opposite force and carry out stationary vibration, thereby reduce to vibrate weight, reach the effect that improves loud speaker acoustic pressure.
Suspension type elastic force diaphragm, it comprise for be arranged on loudspeaker vibrating diaphragm end face ring support, multiple elasticity arms and flexible board, hang between frame and laminating frame and be connected by least two suspension arms, each elasticity arm is distributed between ring support and flexible board, one end of each elasticity arm is connected with the interior sidewall surface of ring support, the other end is connected to the outer side surface of flexible board, described flexible board inwall is provided with two flanges that are oppositely arranged, described ring support and elasticity arm are provided with conductive component, conductive component extends in flange on two elasticity arms therein, the position of conductive component on all the other elasticity arms extends to the junction of elasticity arm and flexible board, this structure adopts conductive component one to be fitted in ring support, on elasticity arm and flexible board, then coil is being fitted on conductive component, coil the end of a thread is welded on flange, coil connectors is close to conductive component and is vibrated together with flexible board, so just can not break because of vibration.
Wherein, in order to reduce the stress of flexible board and elasticity arm, the end that is positioned at the junction of elasticity arm and flexible board at conductive component is provided with hollow-out parts, ring support is the ring support of rectangle, flexible board is the flexible board of rectangle, elasticity arm is provided with four, elasticity arm one end is connected to joint angle inwall on ring support, the other end is connected to the outer wall of the joint angle of flexible board, now, the joint angle of ring support is adjacent with the dislocation of the joint angle of flexible board, article four, in elasticity arm, be symmetrically arranged with respectively two long elasticity arms and two short elasticity arms, article two, short elasticity arm from and the joint angle of ring support to the elasticity arm centre position that thickness is thick and this is short in short elasticity arm centre position the thickness extremely and between the joint angle of flexible board, in order to reduce the stress of flexible board and elasticity arm, the back of elasticity arm and flexible board junction is provided with recessed groove.
As shown in Figure 3, the present invention includes the flexible board 2 of a rectangle and the ring support 1 of rectangle, between ring support 1 and flexible board 2, by four elasticity arms, be connected, be respectively elasticity arm A, B, C, D, one end of elasticity arm A, B, C, D is connected with the interior sidewall surface of ring support 1, the other end is connected with the outer side surface of flexible board 2, and wherein elasticity arm A and elasticity arm B are symmetrical arranged, and elasticity arm C and elasticity arm D are symmetrical arranged, as shown in Figure 3, ring support 1, flexible board 2 and elasticity arm A, B, C, on D, all laminating is provided with conductive component, flexible board 2 is provided with conductive component 2a and 2b, the upper conductive component Aa of elasticity arm A, elasticity arm B is upper is conductive component Ba, elasticity arm C is upper is conductive component Ca, elasticity arm D is upper is conductive component Da, the upper conductive component 1a of ring support 1, conductive component 1a and conductive component Aa, Ba, Ca, Da connects, conductive component Ca is connected with 2b respectively at conductive component 2a with Da, flexible board 2 inwalls are provided with two relative flanges, be respectively flange 3 and flange 4, the end of conductive component 2a extends to and on flange 3, forms tie point 3a, the end of conductive component 2b extends to and on flange 4, forms tie point 4a, the end of a thread of tie point 3a and tie point 4a and coil links together, if Fig. 4 is coil, coil laminating is arranged on flexible board, like this when vibration coil and the end of a thread along with flexible board vibrates together, can not produce situation about coming off, the end of conductive component Aa extends to the junction of elasticity arm A and flexible board 2, the end of conductive component Ba extends to the junction of elasticity arm B and flexible board 2, in the position of the tie point of elasticity arm A, B, C, D and flexible board 2, conductive component is equipped with hollow-out parts a, b, c, d, the setting of hollow-out parts a, b, c, d has reduced the stress of elasticity arm and conductive component, is more conducive to the soft of vibration.
In the present embodiment, as shown in Figure 3, elasticity arm A and elasticity arm B are short elasticity arm, elasticity arm C and D are long elasticity arms, elasticity arm A is upper is elasticity arm A1 by junction to 1/2nd places of elasticity arm A of elasticity arm A and ring support 1, the junction of elasticity arm A and flexible board 2 is elasticity arm A2 to 1/2nd places of elasticity arm A, and the thickness of elasticity arm A2 is less than the thickness of elasticity arm A1; Elasticity arm B is upper is elasticity arm B1 by junction to 1/2nd places of elasticity arm B of elasticity arm B and ring support 1, the junction of elasticity arm B and flexible board 2 to 1/2nd places of elasticity arm B are elasticity arm B2, the thickness of elasticity arm B2 is less than the thickness of elasticity arm B1, by adjusting the thickness of two short elasticity arms, to reach the arm of force of four arms when elasticity arm length is inconsistent the same, guarantees that vibration steadily.
As shown in Figure 3, the back of elasticity arm A, B, C, D and flexible board 2 junctions is provided with recessed groove 5, and the stress that is connected between elasticity arm and flexible board has been eliminated in the setting of recessed groove 5, makes vibration more steady.
Although more than described the specific embodiment of the present invention, those of skill in the art in the art should be appreciated that these only illustrate, and can make various changes or modifications to these execution modes, and not deviate from principle of the present invention and essence.Scope of the present invention is only limited by appended claims.
Claims (5)
1. suspension type elastic force diaphragm, it comprise for be arranged on loudspeaker vibrating diaphragm end face ring support, multiple elasticity arms and flexible board, hang between frame and laminating frame and be connected by least two suspension arms, each elasticity arm is distributed between ring support and flexible board, one end of each elasticity arm is connected with the interior sidewall surface of ring support, the other end is connected to the outer side surface of flexible board, it is characterized in that: described flexible board inwall is provided with two flanges that are oppositely arranged, described ring support and elasticity arm are provided with conductive component, conductive component extends in flange on two elasticity arms therein, the position of conductive component on all the other elasticity arms extends to the junction of elasticity arm and flexible board.
2. suspension type elastic force diaphragm according to claim 1, is characterized in that: the end that described conductive component is positioned at the junction of elasticity arm and flexible board is provided with hollow-out parts.
3. suspension type elastic force diaphragm according to claim 1 and 2, it is characterized in that: the ring support that described ring support is rectangle, flexible board is the flexible board of rectangle, elasticity arm is provided with four, elasticity arm one end is connected to joint angle inwall on ring support, the other end is connected to the outer wall of the joint angle of flexible board, and now, the joint angle of ring support is adjacent with the dislocation of the joint angle of flexible board.
4. suspension type elastic force diaphragm according to claim 3, it is characterized in that: in four described elasticity arms, be symmetrically arranged with respectively two long elasticity arms and two short elasticity arms, two short elasticity arms from and the joint angle of ring support to the elasticity arm centre position that thickness is thick and this is short in short elasticity arm centre position the thickness extremely and between the joint angle of flexible board.
5. suspension type elastic force diaphragm according to claim 3, is characterized in that: the back of described elasticity arm and flexible board junction is provided with recessed groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726034.4A CN103747396A (en) | 2013-12-25 | 2013-12-25 | Suspension type elastic diaphragm |
| PCT/CN2014/087367 WO2015096526A1 (en) | 2013-12-25 | 2014-09-25 | Suspended elastic diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726034.4A CN103747396A (en) | 2013-12-25 | 2013-12-25 | Suspension type elastic diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103747396A true CN103747396A (en) | 2014-04-23 |
Family
ID=50504377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310726034.4A Pending CN103747396A (en) | 2013-12-25 | 2013-12-25 | Suspension type elastic diaphragm |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103747396A (en) |
| WO (1) | WO2015096526A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015096526A1 (en) * | 2013-12-25 | 2015-07-02 | 汉得利（常州）电子股份有限公司 | Suspended elastic diaphragm |
| CN106101370A (en) * | 2016-05-24 | 2016-11-09 | 努比亚技术有限公司 | A kind of control method and mobile terminal |
| WO2018039883A1 (en) * | 2016-08-29 | 2018-03-08 | Harman International Industries, Incorporated | Suspension arm used in speaker |
| CN112102717A (en) * | 2019-06-17 | 2020-12-18 | 海信视像科技股份有限公司 | Display device and sound-emitting screen |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109996158A (en) * | 2018-12-26 | 2019-07-09 | 江苏米笛声学科技有限公司 | Superlinearity Microspeaker |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201726524U (en) * | 2009-03-11 | 2011-01-26 | 宝星电子股份有限公司 | Minitype horn |
| CN201839419U (en) * | 2010-05-10 | 2011-05-18 | 瑞声声学科技(深圳)有限公司 | Multifunctional vibrator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60314365T2 (en) * | 2003-02-10 | 2008-02-14 | Sony Ericsson Mobile Communications Ab | Combined speaker and antenna component |
| CN103414985B (en) * | 2013-08-16 | 2016-05-11 | 常州博士达电子有限公司 | The suspended structure of Microspeaker |
| CN103747396A (en) * | 2013-12-25 | 2014-04-23 | 汉得利（常州）电子有限公司 | Suspension type elastic diaphragm |
-
2013
- 2013-12-25 CN CN201310726034.4A patent/CN103747396A/en active Pending
-
2014
- 2014-09-25 WO PCT/CN2014/087367 patent/WO2015096526A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201726524U (en) * | 2009-03-11 | 2011-01-26 | 宝星电子股份有限公司 | Minitype horn |
| CN201839419U (en) * | 2010-05-10 | 2011-05-18 | 瑞声声学科技(深圳)有限公司 | Multifunctional vibrator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015096526A1 (en) * | 2013-12-25 | 2015-07-02 | 汉得利（常州）电子股份有限公司 | Suspended elastic diaphragm |
| CN106101370A (en) * | 2016-05-24 | 2016-11-09 | 努比亚技术有限公司 | A kind of control method and mobile terminal |
| WO2018039883A1 (en) * | 2016-08-29 | 2018-03-08 | Harman International Industries, Incorporated | Suspension arm used in speaker |
| CN109906618A (en) * | 2016-08-29 | 2019-06-18 | 哈曼国际工业有限公司 | For the suspension link in loudspeaker |
| CN112102717A (en) * | 2019-06-17 | 2020-12-18 | 海信视像科技股份有限公司 | Display device and sound-emitting screen |
| CN112102717B (en) * | 2019-06-17 | 2023-10-20 | 海信视像科技股份有限公司 | Display device and soundable screen |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015096526A1 (en) | 2015-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111182426A (en) | Bone conduction speaker and compound speaker | |
| WO2020147539A1 (en) | Device that generates sound from both sides, and electronic product | |
| CN203984675U (en) | A kind of sonic transducer vibrating diaphragm and a kind of loud speaker | |
| US9497547B2 (en) | Speaker structure | |
| CN103414985B (en) | The suspended structure of Microspeaker | |
| CN103747396A (en) | Suspension type elastic diaphragm | |
| WO2016184093A1 (en) | Electroacoustic conversion apparatus | |
| WO2020125169A1 (en) | Sound producing device | |
| CN107249163A (en) | A kind of sound-producing device | |
| CN218679356U (en) | Sound production device and electronic equipment | |
| KR20160108518A (en) | Multi-diaphragm speaker | |
| CN204206457U (en) | Spiral boosting planar diaphragm speaker | |
| CN207766533U (en) | Microphone device | |
| CN207070339U (en) | A kind of sound-producing device | |
| CN206611574U (en) | Horn single body | |
| TW201929559A (en) | Speaker and electronic device using same | |
| CN204392551U (en) | A kind of Dual Drive Microspeaker | |
| CN203896502U (en) | Piezoelectric loudspeaker | |
| US10779087B2 (en) | Vibration diaphragm | |
| CN208158862U (en) | A kind of sounding device | |
| CN206611570U (en) | Horn single body and the earphone for being provided with the horn single body | |
| KR20110002043U (en) | Speaker unified holder | |
| CN109874092A (en) | A kind of New-type loudspeaker | |
| CN204119502U (en) | Sound-producing device | |
| WO2024045234A1 (en) | Circuit and sound production device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140423 |