CN206596215U - Vibrational system and sound-producing device in a kind of sound-producing device - Google Patents
Vibrational system and sound-producing device in a kind of sound-producing device Download PDFInfo
- Publication number
- CN206596215U CN206596215U CN201720131038.1U CN201720131038U CN206596215U CN 206596215 U CN206596215 U CN 206596215U CN 201720131038 U CN201720131038 U CN 201720131038U CN 206596215 U CN206596215 U CN 206596215U
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- CN
- China
- Prior art keywords
- voice coil
- coil loudspeaker
- loudspeaker voice
- fpcb plates
- sound
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- 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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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model is related to vibrational system and sound-producing device in a kind of sound-producing device, including vibrating diaphragm component and the voice coil loudspeaker voice coil for being connected to vibrating diaphragm component lower end；Also include the FPCB plates that neighbouring voice coil leads are set, be provided with the FPCB plates for the groove together with the location fit of voice coil loudspeaker voice coil lower end；The voice coil loudspeaker voice coil is by glue sticking in the groove of FPCB plates, and two leads of voice coil loudspeaker voice coil are connected in the circuit of FPCB plates；Also include the lower end that FPCB plates are connected on the inside of the centring disk positioned at voice coil loudspeaker voice coil lower end, the centring disk.Vibrational system of the present utility model, voice coil loudspeaker voice coil lower end can not only increase the bond area of the two together with the groove location fit of FPCB plates, improve the intensity of bonding；Simultaneously also solve in traditional structure due to position it is inaccurate caused by bonding location it is discrete the problem of.
Description
Technical field
The utility model is related to electroacoustic conversion art, more specifically, the utility model is related to shaking in a kind of sound-producing device
Dynamic system；The utility model further relates to a kind of sound-producing device.
Background technology
Loudspeaker is the important acoustic element in electronic equipment, and it is a kind of transducer for electric signal being changed into acoustical signal
Part.Existing loudspeaker module, including shell, and the magnetic circuit system and vibrational system being arranged in shell, the vibration
System includes vibrating diaphragm and the voice coil loudspeaker voice coil being arranged on below vibrating diaphragm.Voice coil loudspeaker voice coil drives vibrating diaphragm to be sent out under the effect of vibration of magnetic circuit system
Sound.
Voice coil loudspeaker voice coil in vibrational system is entwined by enamel-covered wire, and two free ends of enamel-covered wire are generally located on the two of voice coil loudspeaker voice coil
End, when being attached with external circuit, the two ends of the enamel-covered wire are extended out from voice coil loudspeaker voice coil, and are welded on the pad of housing
On, to be linked together with external circuit.The voice coil loudspeaker voice coil of said structure is when vibration, and the two ends of enamel-covered wire also can be with voice coil loudspeaker voice coil
Vibrated, but be due to the material characteristic of enamel-covered wire, it may be broken, and cause the failure of sound-producing device.
Utility model content
A purpose of the present utility model there is provided the vibrational system in a kind of sound-producing device.
According to one side of the present utility model there is provided the vibrational system in a kind of sound-producing device, including vibrating diaphragm component with
And it is connected to the voice coil loudspeaker voice coil of vibrating diaphragm component lower end；Also include the FPCB plates that neighbouring voice coil leads are set, set on the FPCB plates
Have for the groove together with the location fit of voice coil loudspeaker voice coil lower end；The voice coil loudspeaker voice coil by glue sticking in the groove of FPCB plates, and sound
Two leads of circle are connected in the circuit of FPCB plates；
Also include the lower end that FPCB plates are connected on the inside of the centring disk positioned at voice coil loudspeaker voice coil lower end, the centring disk.
Alternatively, the FPCB plates are provided with one, and it is in the annular with voice coil loudspeaker voice coil lower surface form fit.
Alternatively, the FPCB plates are provided with two, and two wire locations of voice coil loudspeaker voice coil lower surface are bonded in respectively.
Alternatively, the voice coil loudspeaker voice coil is rectangle, and two leads of the voice coil loudspeaker voice coil are located on the short side of voice coil loudspeaker voice coil.
Alternatively, the groove is the step groove for extending to FPCB edges of boards edge.
According to another aspect of the present utility model, a kind of sound-producing device is additionally provided, including housing and in housing
Magnetic circuit system, above-mentioned vibrational system.
Vibrational system of the present utility model, can be linked together the lead of voice coil loudspeaker voice coil and external circuit by FPCB plates,
Avoiding problems broken by vibration problem caused by the limitation because of voice coil leads material, it is ensured that the stability of the attachment structure.
By being arranged on the centring disk of voice coil loudspeaker voice coil lower end, the polarization of voice coil loudspeaker voice coil can be greatly lowered, the vibrating effect of vibrational system is improved.
Voice coil loudspeaker voice coil lower end can not only increase the bond area of the two together with the groove location fit of FPCB plates, improve the strong of bonding
Degree；Simultaneously also solve in traditional structure due to position it is inaccurate caused by bonding location it is discrete the problem of.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for constituting a part for specification describes embodiment of the present utility model, and uses together with the description
In explanation principle of the present utility model.
Fig. 1 is the structural representation of the utility model vibrational system.
Fig. 2 is the partial enlarged drawing of the utility model FPCB plates and voice coil loudspeaker voice coil link position.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：Unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is not limited
Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
With reference to Fig. 1, the utility model provides the vibrational system in a kind of sound-producing device, including vibrating diaphragm component and connection
Voice coil loudspeaker voice coil 3 in vibrating diaphragm component lower end.Vibrating diaphragm component of the present utility model can be only a vibrating diaphragm 1, and the vibrating diaphragm 1 includes being located at middle part
Vibration section, the connecting portion for being used to connect positioned at edge, and the ring portion between vibration section and connecting portion.This vibrating diaphragm
Structure belong to the common knowledge of those skilled in the art.The voice coil loudspeaker voice coil 3 is connected on the vibration section position of vibrating diaphragm 1.
Certainly, for a person skilled in the art, the vibrating diaphragm component can also include top dome 2, and the top dome 2 connects
It is connected on the vibration section of vibrating diaphragm, for example can be by glue sticking in the lower end of vibration section, the voice coil loudspeaker voice coil 3 is connected in top dome 2.Also
Can be that through hole is provided with the middle part of the vibrating diaphragm 1, the top dome 2 is covered in the lead to the hole site of vibrating diaphragm 1, and the voice coil loudspeaker voice coil 3 connects
It is connected in top dome 2.
Voice coil loudspeaker voice coil 3 can be successively entwined by enamel-covered wire, and its entirety can be with square or rectangle etc..Voice coil loudspeaker voice coil 3
Two leads are located at the relative two ends of voice coil loudspeaker voice coil respectively.For example when voice coil loudspeaker voice coil 3 selects rectangle structure, its two leads can be distinguished
On two short sides of voice coil loudspeaker voice coil or on long side.The structure of this voice coil loudspeaker voice coil belongs to the common knowledge of those skilled in the art,
This is no longer illustrated.
Vibrational system of the present utility model, in addition to FPCB plates 4, the FPCB plates 4 are connected to neighbouring on the lower surface of voice coil loudspeaker voice coil 3
The position of voice coil leads, FPCB plates 4 can be connected on the lower surface of voice coil loudspeaker voice coil 3 by way of bonding.In the utility model one
In individual specific embodiment, the FPCB plates 4 are provided with one, and it is in the annular with the lower surface form fit of voice coil loudspeaker voice coil 3.For example
The section of voice coil loudspeaker voice coil 3 is rectangle, then the FPCB plates 4 are in matched rectangle.The whole ring-type of FPCB plates 4 and voice coil loudspeaker voice coil 3
Lower surface bonds together.
In the utility model another specific embodiment, the FPCB plates 4 can be provided with two, this two
FPCB plates 4 are bonded in two wire locations of the lower surface of voice coil loudspeaker voice coil 3 respectively so that a lead can correspond to a FPCB plate 4.
The lead of voice coil loudspeaker voice coil is required connect in the circuit of FPCB plates 4 so that FPCB plates 4 can play switching, the work of hinge
With thus voice coil loudspeaker voice coil being linked together with external circuit by follow-up connecting line, so as to avoid conventional wire from connecting
The problems such as fracture caused by structure.
Vibrational system of the present utility model, in addition to the centring disk 5 positioned at the lower end of voice coil loudspeaker voice coil 3, the centring disk 5 it is interior
Side can for example be connected to the lower end of FPCB plates 4 by way of bonding, and its outside is used to be connected to the housing of sound-producing device
Together so that the polarization of voice coil loudspeaker voice coil 3 can be greatly lowered by the centring disk 5, the vibrating effect of vibrational system is improved.
The width of the bonding plane of voice coil loudspeaker voice coil 3 is often very narrow, and this depends on line footpath, the number of plies of voice coil loudspeaker voice coil of enamel-covered wire, it is assumed that line footpath is
When 0.1mm, the number of plies are 4 layers, the bonding plane width of voice coil loudspeaker voice coil 3 is only 0.4mm, bonding between FPCB plates 4 and voice coil loudspeaker voice coil 3 in order to improve
Power, is provided with the groove for being combined together with the lower surface of voice coil loudspeaker voice coil 3 on the FPCB plates 4, and the groove can be rectangular channel,
Can also be the step groove 42 for extending to the edge of FPCB plates 4, with reference to Fig. 2.When bonding, by the groove and sound of FPCB plates 4
The lower end of circle 3 is combined together, and this allows for that gluing can also be carried out between the side wall of the two, increases the adhesive surface of the two
Product, improves cohesive intensity.Meanwhile, by groove can realize the two installation position, solve in traditional structure due to
The problem of bonding location is discrete caused by positioning is inaccurate.
The utility model additionally provides a kind of sound-producing device, and it includes housing and vibrational system in housing, magnetic
Road system.Magnetic circuit system is included by magnetic gap and the washer above magnet that magnet is constituted etc., this magnetic circuit system category
In the common knowledge of those skilled in the art, no longer illustrate herein.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case where not departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (6)
1. the vibrational system in a kind of sound-producing device, it is characterised in that：Including vibrating diaphragm component and it is connected to vibrating diaphragm component lower end
Voice coil loudspeaker voice coil (3)；Also include the FPCB plates (4) that neighbouring voice coil loudspeaker voice coil (3) lead is set, be provided with the FPCB plates (4) for
The groove of voice coil loudspeaker voice coil (3) lower end location fit together；The voice coil loudspeaker voice coil (3) by glue sticking in the groove of FPCB plates (4), and sound
Two leads of circle (3) are connected in the circuit of FPCB plates (4)；
Also include being connected to FPCB plates (4) on the inside of the centring disk (5) positioned at voice coil loudspeaker voice coil (3) lower end, the centring disk (5)
Lower end.
2. vibrational system according to claim 1, it is characterised in that：The FPCB plates (4) are provided with one, and it is in and sound
Enclose the annular of (3) lower surface form fit.
3. vibrational system according to claim 1, it is characterised in that：The FPCB plates (4) are provided with two, are bonded respectively
Two wire locations in voice coil loudspeaker voice coil (3) lower surface.
4. vibrational system according to claim 1, it is characterised in that：The voice coil loudspeaker voice coil (3) is rectangle, the voice coil loudspeaker voice coil (3)
Two leads be located at voice coil loudspeaker voice coil (3) short side on.
5. vibrational system according to claim 1, it is characterised in that：The groove is to extend to FPCB plates (4) edge
Step groove (42).
6. a kind of sound-producing device, it is characterised in that：Magnetic circuit system, such as claim 1 to 5 including housing and in housing
Vibrational system described in any one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720131038.1U CN206596215U (en) | 2017-02-13 | 2017-02-13 | Vibrational system and sound-producing device in a kind of sound-producing device |
| PCT/CN2017/094749 WO2018145414A1 (en) | 2017-02-13 | 2017-07-27 | Vibration system in sound production device and sound production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720131038.1U CN206596215U (en) | 2017-02-13 | 2017-02-13 | Vibrational system and sound-producing device in a kind of sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206596215U true CN206596215U (en) | 2017-10-27 |
Family
ID=60127780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720131038.1U Active CN206596215U (en) | 2017-02-13 | 2017-02-13 | Vibrational system and sound-producing device in a kind of sound-producing device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN206596215U (en) |
| WO (1) | WO2018145414A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020029659A1 (en) * | 2018-08-05 | 2020-02-13 | 瑞声声学科技(深圳)有限公司 | Voice production device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810767B (en) * | 2018-08-03 | 2020-11-17 | 瑞声科技(新加坡)有限公司 | Loudspeaker and manufacturing method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63261996A (en) * | 1987-04-20 | 1988-10-28 | Matsushita Electric Ind Co Ltd | Voice coil for speaker |
| CN2792072Y (en) * | 2005-04-21 | 2006-06-28 | 美律实业股份有限公司 | Combined structure improvement of loudspeaker capable of improving power-resisting ratio |
| US20060239498A1 (en) * | 2005-04-25 | 2006-10-26 | Jui-Cheng Chang | Power-tolerant assembly for combining a sound ring and a diaphragm of speaker |
| CN201742547U (en) * | 2010-05-26 | 2011-02-09 | 美特科技(苏州)有限公司 | Loudspeaker |
| CN203446019U (en) * | 2013-06-24 | 2014-02-19 | 歌尔声学股份有限公司 | Loudspeaker vibration system |
| CN204291381U (en) * | 2014-12-26 | 2015-04-22 | 歌尔声学股份有限公司 | Loud speaker module |
-
2017
- 2017-02-13 CN CN201720131038.1U patent/CN206596215U/en active Active
- 2017-07-27 WO PCT/CN2017/094749 patent/WO2018145414A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020029659A1 (en) * | 2018-08-05 | 2020-02-13 | 瑞声声学科技(深圳)有限公司 | Voice production device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018145414A1 (en) | 2018-08-16 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |