CN207475866U - A kind of voice coil structure, the vibrational system of sound-producing device and sound-producing device - Google Patents
A kind of voice coil structure, the vibrational system of sound-producing device and sound-producing device Download PDFInfo
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- CN207475866U CN207475866U CN201721528202.9U CN201721528202U CN207475866U CN 207475866 U CN207475866 U CN 207475866U CN 201721528202 U CN201721528202 U CN 201721528202U CN 207475866 U CN207475866 U CN 207475866U
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- arc sections
- voice coil
- sidewall portion
- coil structure
- sound
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Abstract
The utility model is related to a kind of voice coil structure, the vibrational system of sound-producing device and sound-producing device, including speech coil framework and the winding section being wrapped on speech coil framework；The speech coil framework is integrally formed, the second arc sections being bent including vertical side of sidewall portion, positioned at side of sidewall portion upper end and relative to the first arc sections of side of sidewall portion bending and positioned at side of sidewall portion lower end and relative to side of sidewall portion；And the direction of first arc sections, the second arc sections bending is opposite；The winding section is wrapped on the outer wall of side of sidewall portion.The voice coil structure of the utility model, speech coil framework uses the structure design of approximate S-shaped, so as to greatly improve the structural strength of speech coil framework, this allows for the resonance that under the premise of voice coil structure weight and material is not changed, can effectively inhibit voice coil structure.
Description
Technical field
The utility model is related to electroacoustic fields, can be applicable in sound-producing device vibrational system more particularly, to a kind of
Voice coil structure；The utility model further relates to vibrational system and sound-producing device in sound-producing device.
Background technology
Voice coil structure is the important component in speaker vibration system, and the vibrational system of loud speaker includes vibrating diaphragm, voice coil knot
The upper end of structure is fixed on vibrating diaphragm, and the other end is extend into the magnetic gap of the magnetic circuit of loudspeaker.At work, voice coil structure can
Vibrating diaphragm to be driven to carry out vibration sounding.
At present in loud speaker the phenomenon that generally existing voice coil resonant, this is because voice coil or skeleton material are softer, support is strong
Degree is inadequate, easily causes the big spike of product intermediate frequency distortion, intermediate frequency sensitivity is greatly lowered.Select the sound of high support strength material
Circle, can not only improve the cost of manufacture, but also can influence the volume of voice coil, weight so that finally can also influence loud speaker
Vocal performance.
Utility model content
There is provided a kind of voice coil structures for one purpose of the utility model.
One side according to the present utility model provides a kind of voice coil structure, including speech coil framework and is wrapped in voice coil
Winding section on skeleton；The speech coil framework is integrally formed, including vertical side of sidewall portion, positioned at side of sidewall portion upper end and relative to
First arc sections of side of sidewall portion bending and the second arc sections being bent positioned at side of sidewall portion lower end and relative to side of sidewall portion；And institute
State the first arc sections, the second arc sections bending direction it is opposite；The winding section is wrapped on the outer wall of side of sidewall portion.
Optionally, the central axial direction of first arc sections towards speech coil framework is bent；The second arc sections court
Central axial direction far from speech coil framework is bent.
Optionally, on the thickness direction of voice coil structure, second arc sections are no more than the outer wall of winding section.
Optionally, first arc sections, the second arc sections relative to side of sidewall portion center central symmetry.
Second aspect according to the present utility model additionally provides a kind of vibrational system of sound-producing device, including vibrating diaphragm component
And above-mentioned voice coil structure；First arc sections are bonded in the lower end of vibrating diaphragm component.
Optionally, the vibrating diaphragm component includes vibrating diaphragm and the top dome being bonded on vibrating diaphragm.
Optionally, the vibrating diaphragm include positioned at middle part vibration section, positioned at edge connecting portion and positioned at vibration section with
Ring portion between connecting portion.
The third aspect according to the present utility model additionally provides a kind of sound-producing device, including magnetic circuit system and above-mentioned
Vibrational system.
The voice coil structure of the utility model, speech coil framework uses the structure design of approximate S-shaped, so as to greatly improve sound
The structural strength of ring framework, this allows under the premise of voice coil structure weight and material is not changed can effectively pressing down
The resonance of voice coil structure processed.
By referring to the drawings to the detailed description of the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Description of the drawings
The attached drawing of a part for constitution instruction describes the embodiment of the utility model, and uses together with the description
In the principle for explaining the utility model.
Fig. 1 is the explosive view of the utility model vibrational system.
Fig. 2 is the sectional view of the utility model vibrational system.
Specific embodiment
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should be noted that：It is unless another
It illustrates outside, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality
Novel and its application or any restrictions used.
Technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation
Under, the technology and equipment should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, 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 attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need to that it is further discussed.
With reference to figure 1, Fig. 2, the utility model provides a kind of voice coil structure, including the speech coil framework with hollow cavity
3 and the winding section 4 that is wrapped on speech coil framework 3.The cross-sectional shape of the speech coil framework 3 can be people in the art
Rectangle, circle or kidney-shaped known to member, no longer illustrate herein.
Speech coil framework 3 uses integrally formed technique, including vertical side of sidewall portion 30, positioned at 30 upper end of side of sidewall portion and phase
The first arc sections 32 being bent for side of sidewall portion 30 and be bent positioned at 30 lower end of side of sidewall portion and relative to side of sidewall portion 30 second
Arc sections 31.The technique that bending can be used in side of sidewall portion 30, the first arc sections 32, the second arc sections 31 is formed.It such as can be to voice coil
The upper and lower ends of skeleton 3 carry out bending respectively, form the first arc sections 32, the second arc sections 31, are located at first on speech coil framework 3
Part between arc sections 32, the second arc sections 31 constitutes vertical side of sidewall portion 30, and the winding section 4 can then pass through this field
Technique known to technical staff is wrapped on the outer wall of side of sidewall portion 30, forms voice coil structure.
Wherein, the first arc sections 32, the direction of the second arc sections 31 bending are opposite so that the section of speech coil framework 3 is approximate
It is S-shaped.Such as first arc sections 32 are bent towards the central axial direction far from speech coil framework 3 is (outside)；Second circle
(inside) bending of central axial direction of arc portion 31 towards speech coil framework 3.
Since winding section 4 is generally wound around the outside of side of sidewall portion 3, that is to say, that winding section 4 will necessarily occupy certain thickness
Space is spent, if the second arc sections 31 is made to curve inwardly at this time, the second arc sections 31, winding section 4 are in the both sides of side of sidewall portion 3 point
Certain space can not occupied.Therefore, in one preferred embodiment of the utility model, first arc sections 32 are selected
It is bent towards the central axial direction of speech coil framework 3；Second arc sections 31 are selected towards the central axis far from speech coil framework 3
Direction is bent.
It may further be preferable that on the thickness direction of voice coil structure 3, second arc sections 31 are no more than winding section 4
Outer wall.This, which allows for the second arc sections 31, will not additionally increase the thickness of voice coil structure, so as to avoid it in magnetic gap
In interference problem.
The voice coil structure of the utility model, speech coil framework uses the structure design of approximate S-shaped, so as to greatly improve sound
The structural strength of ring framework, this allows under the premise of voice coil structure weight and material is not changed can effectively pressing down
The resonance of voice coil structure processed.
In one preferred embodiment of the utility model, first arc sections 32, the second arc sections 31 relative to
The center central symmetry of side of sidewall portion 30, so as to inhibit the polarization problem of voice coil structure.
The voice coil structure of the utility model can be applied in the vibrational system of sound-producing device, also be carried in this utility model
A kind of vibrational system of sound-producing device has been supplied, including vibrating diaphragm component and above-mentioned voice coil structure 3, in voice coil structure 3
One arc sections 32 can be fixed on the lower end of vibrating diaphragm component by the mode well-known to those skilled in the art such as glue material.
With reference to figure 1, Fig. 2, the vibrating diaphragm component of the utility model includes vibrating diaphragm 2 and the top dome 1 being bonded on vibrating diaphragm 2.It shakes
Plane vibrating diaphragm well-known to those skilled in the art may be used in film 2；It is also possible that the vibrating diaphragm 2 is included positioned at middle part
Vibration section 20, the ring portion 22 positioned at the connecting portion 21 at edge and between vibration section 20 and connecting portion 21.This structure
Vibrating diaphragm belong to the common knowledge of those skilled in the art, no longer illustrate herein.
The vibrational system of the utility model may be used in sound-producing device, and the utility model additionally provides a kind of sounding thus
Device, such as loud speaker, receiver etc., including magnetic circuit system and above-mentioned vibrational system.The upper end of voice coil structure 3 is fixed
On vibrating diaphragm component, end portion is extend into the magnetic gap of magnetic circuit system.The structure and its principle of this sound-producing device belong to
In the common knowledge of those skilled in the art, no longer illustrate herein.
Although some specific embodiments of the utility model are described in detail by example, this field
It is to be understood by the skilled artisans that above example merely to illustrating rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
It modifies.The scope of the utility model is defined by the following claims.
Claims (8)
1. a kind of voice coil structure, it is characterised in that：Including speech coil framework and the winding section being wrapped on speech coil framework；The sound
Ring framework is integrally formed, the first circular arc being bent including vertical side of sidewall portion, positioned at side of sidewall portion upper end and relative to side of sidewall portion
Portion and the second arc sections being bent positioned at side of sidewall portion lower end and relative to side of sidewall portion；And first arc sections, the second circular arc
The direction of portion's bending is opposite；The winding section is wrapped on the outer wall of side of sidewall portion.
2. voice coil structure according to claim 1, it is characterised in that：First arc sections are towards the center of speech coil framework
Axis direction is bent；Second arc sections are bent towards the central axial direction far from speech coil framework.
3. voice coil structure according to claim 2, it is characterised in that：On the thickness direction of voice coil structure, described second
Arc sections are no more than the outer wall of winding section.
4. voice coil structure according to claim 1, it is characterised in that：First arc sections, the second arc sections relative to
The center central symmetry of side of sidewall portion.
5. a kind of vibrational system of sound-producing device, it is characterised in that：Including vibrating diaphragm component and according to any in claim 1-4
Voice coil structure described in；First arc sections are bonded in the lower end of vibrating diaphragm component.
6. vibrational system according to claim 5, it is characterised in that：The vibrating diaphragm component includes vibrating diaphragm and is bonded in
Top dome on vibrating diaphragm.
7. vibrational system according to claim 5, it is characterised in that：The vibrating diaphragm is included positioned at the vibration section at middle part, position
In the connecting portion at edge and the ring portion between vibration section and connecting portion.
8. a kind of sound-producing device, it is characterised in that：Including magnetic circuit system and according to any one of claims 5 to 7
Vibrational system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721528202.9U CN207475866U (en) | 2017-11-15 | 2017-11-15 | A kind of voice coil structure, the vibrational system of sound-producing device and sound-producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721528202.9U CN207475866U (en) | 2017-11-15 | 2017-11-15 | A kind of voice coil structure, the vibrational system of sound-producing device and sound-producing device |
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| Publication Number | Publication Date |
|---|---|
| CN207475866U true CN207475866U (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721528202.9U Active CN207475866U (en) | 2017-11-15 | 2017-11-15 | A kind of voice coil structure, the vibrational system of sound-producing device and sound-producing device |
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|---|---|
| CN (1) | CN207475866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111818427A (en) * | 2019-04-10 | 2020-10-23 | 鸿富锦精密工业（深圳）有限公司 | Vibration system, speaker and method for manufacturing vibration system |
-
2017
- 2017-11-15 CN CN201721528202.9U patent/CN207475866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111818427A (en) * | 2019-04-10 | 2020-10-23 | 鸿富锦精密工业（深圳）有限公司 | Vibration system, speaker and method for manufacturing vibration system |
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