CN207304912U - Vibration component and sound-producing device for sound-producing device - Google Patents
Vibration component and sound-producing device for sound-producing device Download PDFInfo
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- CN207304912U CN207304912U CN201721246399.7U CN201721246399U CN207304912U CN 207304912 U CN207304912 U CN 207304912U CN 201721246399 U CN201721246399 U CN 201721246399U CN 207304912 U CN207304912 U CN 207304912U
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- voice coil
- pad
- lead
- sound
- producing device
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Abstract
It the utility model is related to a kind of vibration component and sound-producing device for sound-producing device.The vibration component includes vibrating diaphragm, top dome, voice coil loudspeaker voice coil and independently arranged lead, top dome is provided with pad, mutually insulated between pad and top dome, voice coil loudspeaker voice coil is formed by voice coil line coiling, the leading-out terminal of voice coil line is welded on pad, one end of lead is welded on pad, and the other end of lead is turned on external circuit, and the tensile strength of lead is more than the tensile strength of voice coil line.A technical problem to be solved in the utility model is that existing voice coil loudspeaker voice coil and lead are global design, the two material is identical, can not take into account the requirement of tensile strength and low-density.One purposes of utility model is to be used for sound-producing device.
Description
Technical field
Electroacoustic switch technology field is the utility model is related to, is filled more specifically, the utility model is related to a kind of sounding that is used for
The vibration component and sound-producing device put.
Background technology
At present, Smart PA (intelligent power amplifier) are widely applied in electronic product, and user is for miniature
Loudspeaker it is powerful require it is higher and higher.High power requirements vibration component carries out big displacement vibration under high current.Vibration
The vibration of component for long periods can produce high heat.This wire rod selection, heat dissipation of fair line track and product to enameled wire proposes more
High requirement.
In currently existing scheme, voice coil loudspeaker voice coil and lead are global design, and the two material is identical.In order to make Microspeaker
Fatigue fracture does not occur in prolonged high-power vibration, lead often selects the excellent copper alloy wire of tensile strength.So
And often density is big for the high material of tensile strength, so causes the weight of voice coil loudspeaker voice coil bigger than normal, so that Microspeaker is sensitive
Degree is difficult lifting.
Utility model content
One purpose of the utility model is to provide a kind of new solution of the vibration component for sound-producing device.
A kind of one side according to the present utility model, there is provided vibration component for sound-producing device.The vibration component bag
Vibrating diaphragm, top dome, voice coil loudspeaker voice coil and independently arranged lead are included, the vibrating diaphragm, the top dome and the voice coil loudspeaker voice coil link together, in institute
State top dome and be provided with pad, mutually insulated between the pad and the top dome, the voice coil loudspeaker voice coil is formed by voice coil line coiling, described
The leading-out terminal of voice coil line is welded on the pad, and one end of the lead is welded on the pad, and described is drawn
The other end of line is turned on external circuit, and the tensile strength of the lead is more than the tensile strength of the voice coil line.
Alternatively, the pad is bonded to the top dome by insulating cement.
Alternatively, at least one of silver wire, copper wire and copper alloy wire are included for making the wire rod of the lead.
Alternatively, the voice coil line for voice coil loudspeaker voice coil described in coiling includes at least one of copper-clad aluminum conductor and aluminum steel.
Alternatively, the top dome has lug boss, to improve the structural strength of the top dome.
Alternatively, the leading-out terminal of the voice coil line and the lead are welded on the not homonymy of the pad, and two
The projected position of pad is different.
Alternatively, the side of the free end of the close voice coil loudspeaker voice coil of the pad is provided with the first pad, in the pad
The side opposite with first pad be provided with the second pad, the leading-out terminal of the voice coil line is welded on described
One pad, one end of the lead are welded on second pad, and the lead is by the vibrating diaphragm and the voice coil loudspeaker voice coil
Opposite side is drawn, and the top dome is provided with the avoidance mouth for avoiding the lead.
Alternatively, one end of the leading-out terminal of the voice coil line and the lead is welded on the same side of the pad, and
And it is welded on different or identical pads.
Alternatively, the pad is two, and two pads correspond to voice coil loudspeaker voice coil initial line and voice coil loudspeaker voice coil end line respectively.
A kind of other side according to the present utility model, there is provided sound-producing device.The sound-producing device includes magnetic circuit component
With the vibration component for sound-producing device provided by the utility model, the free end of the voice coil loudspeaker voice coil is located at the magnetic circuit component
Magnetic gap in.
One of the utility model has technical effect that, in the utility model embodiment, lead is independently arranged, and
It is not to form integrative-structure with voice coil loudspeaker voice coil.In this way, limitation of the selection of lead from the low-density requirement of voice coil loudspeaker voice coil.The tension of lead is strong
Tensile strength of the degree more than voice coil line.In this way, when can effectively prevent that lead from working under high current, big displacement
Break, so as to improve the reliability of vibration component.
In addition, the limitation that the selection of voice coil loudspeaker voice coil requires from high-tensile, voice coil loudspeaker voice coil can select that density is small, material of light weight
Material.The sensitivity of vibration component can so be improved.
In addition, in this way, the scope of lead and voice coil loudspeaker voice coil selection has been widened significantly, has improved design margin.
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 be made apparent from.
Brief 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 exploded view of the vibration component of one embodiment according to the present utility model.
Description of reference numerals：
11：Lead；12：Vibrating diaphragm；13：Top dome；14：Pad；15：Voice coil loudspeaker voice coil；16：Leading-out terminal；17：Second pad；18：Keep away
Allow mouth；19：Central part；20：Ring portion；21：Lug boss；22：Free end.
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
Illustrate 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.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions 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 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 attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
Fig. 1 is the exploded view of the vibration component of one embodiment according to the present utility model.
As shown in Figure 1, the vibration component for being used for sound-producing device includes vibrating diaphragm 12, top dome 13, voice coil loudspeaker voice coil 15 and independently sets
The lead 11 put.Vibrating diaphragm 12, top dome 13 and voice coil loudspeaker voice coil 15 link together.Be independently arranged is that index wire 11 is independently of voice coil loudspeaker voice coil 15
Parts, rather than be directly connected to voice coil loudspeaker voice coil 15, to form integrative-structure.
In this example embodiment, vibrating diaphragm 12 includes central part 19, around the ring portion 20 that central part 19 is set and around ring portion
20 edge parts set.Voice coil loudspeaker voice coil 15 and top dome 13 are bonded in central part 19.In one example, top dome 13 is bonded in center
The upside in portion 19.Voice coil loudspeaker voice coil 15 is bonded in the downside of central part 19.It is also possible that top dome 13 by glue sticking in central part 19
Downside, the upper end of voice coil loudspeaker voice coil 15 are connected in top dome 13.It is also possible that the central part 19 in vibrating diaphragm 12 is provided with through hole.Top dome 13
The lead to the hole site of vibrating diaphragm 12 is covered in, voice coil loudspeaker voice coil 15 is bonded in top dome 13.
In other examples, vibrating diaphragm 12 is in slab construction.Those skilled in the art can set vibrating diaphragm according to being actually needed
12 structure.
In the utility model embodiment, top dome 13 is provided with pad 14.Mutually insulated between pad 14 and top dome 13.
For example, top dome 13 is made by insulator, then there is no the problem of electric leakage when pad 14 is set in top dome 13, therefore can be with
Directly pad 14 is adhered in top dome 13.When top dome 13 is made by conductor, electric leakage is, it is necessary in pad 14 in order to prevent
Insulation processing is done between top dome 13.
Preferably, pad 14 is bonded to top dome 13 by insulating cement.Insulating cement can prevent pad 14 and top dome 13 it
Between formed short circuit.It is of course also possible to other insulation material layers are set between pad 14 and top dome 13, so that the two is mutually exhausted
Edge.
In the utility model embodiment, voice coil loudspeaker voice coil 15 is formed by voice coil line coiling.The leading-out terminal 16 of voice coil line is welded on
On pad 14.One end of lead 11 is welded on pad 14, and the other end of lead 11 is turned on external circuit.Lead 11
Tensile strength be more than voice coil line tensile strength.
Specifically, the leading-out terminal 16 of voice coil line refers to voice coil loudspeaker voice coil initial line and voice coil loudspeaker voice coil end line end.Pad 14 is two, two pads
14 correspond to voice coil loudspeaker voice coil initial line and voice coil loudspeaker voice coil end line respectively.And lead 11 is two, and two leads 11 correspond to voice coil loudspeaker voice coil initial line and sound respectively
The last line of circle.
In the utility model embodiment, lead 11 is independently arranged, rather than forms integrative-structure with voice coil loudspeaker voice coil 15.This
Sample, the selection of lead 11 from the low-density requirement of voice coil loudspeaker voice coil 15 limitation.The tensile strength of lead 11 is more than the tension of voice coil line
Intensity.In this way, break when can effectively prevent lead 11 from working under high current, big displacement, so as to carry
The high reliability of vibration component.
In addition, the limitation that the selection of voice coil loudspeaker voice coil 15 requires from high-tensile, voice coil loudspeaker voice coil 15 can select that density is small, light weight
Material, can so improve the sensitivity of vibration component.
In addition, in this way, the scope of 15 selection of lead 11 and voice coil loudspeaker voice coil has been widened significantly, has improved design margin.
Alternatively, vibrating diaphragm 12 by any one in engineering plastics, elastomeric material or a variety of is combined.As long as can have
There are enough intensity and elasticity.
Alternatively, at least one of silver wire, copper wire and copper alloy wire are included for making the wire rod of lead 11.Above-mentioned material
Lead 11 made of material has the characteristics of tensile strength is high, good tolerance, turn-on effect is good.
Alternatively, the voice coil line for coiling voice coil loudspeaker voice coil 15 includes at least one of copper-clad aluminum conductor and aluminum steel.Above-mentioned material
The voice coil loudspeaker voice coil 15 that coiling forms has the characteristics of light-weight, high sensitivity.
Alternatively, top dome 13 is made by metal foil and/or fiber-like material.The structural strength of above-mentioned material
Height, can effectively reduce diaphagras during vibration.
Certainly, the material of vibrating diaphragm 12, lead 11, voice coil line and top dome 13 is not limited to above-mentioned material, those skilled in the art
It can be made choice according to actual needs.
Preferably, top dome 13 has lug boss 21, to improve the structural strength of top dome 13.In this example embodiment, lug boss 21
Protruding upward, such lug boss 21 is not take up the space inside vibration component.
In addition, lug boss 21 can also improve FR (frequency response curve) high frequency performance of sound-producing device.
In one example, the leading-out terminal 16 of voice coil line and lead 11 are welded on the not homonymy of pad 14, and two
The projected position of pad is different.
Specifically, in two pads, the side of the free end 22 of a remote voice coil loudspeaker voice coil 15 for being located at top dome 13 is another
The side of the free end 22 of a close voice coil loudspeaker voice coil 15 positioned at top dome 13.One end of leading-out terminal 16 and lead 11 is welded separately two
A pad, and the projected position of two pads is different.Here, projected position difference refers to two pads relative to ball
Top 13 is asymmetric.
In this example embodiment, the leading-out terminal 16 of voice coil line and lead 11 are dystopy welding, with the welding of same position (i.e. leading-out terminal 16 and
One end of lead 11 is soldered to same pad, or the projected position of two pads is identical) compare, welded using dystopy
The length of lead 11 that is formed of mode it is longer.And in vibration, stress smaller that lead 11 is born, lead 11 is more difficult
Fracture.
In a specific example, as shown in Figure 1, being set in the side of the free end 22 of the close voice coil loudspeaker voice coil 15 of pad 14
There is the first pad.Away from vibrating diaphragm 12, it is used to be inserted into the magnetic gap of magnetic circuit component for the free end 22 of voice coil loudspeaker voice coil 15.In pad 14
The side opposite with the first pad be provided with the second pad 17.In this example embodiment, two pads are asymmetric, and
And respectively close to two ends of pad 14.The leading-out terminal 16 of voice coil line is welded on the first pad.One end quilt of lead 11
It is welded on the second pad 17.It is for instance possible to use the mode of laser welding is welded.In this example embodiment, lead 11 is by shaking
Draw the side opposite with voice coil loudspeaker voice coil 15 of film 12.Top dome 13 is provided with the avoidance mouth 18 for avoiding lead 11.
In this way, the distance between 11 and second pad 17 of lead, and the leading-out terminal 16 of voice coil line and
The distance between one pad is most short, has saved raw material.
Further, since lead 11 is drawn by the side opposite with voice coil loudspeaker voice coil 15 of vibrating diaphragm 12, therefore lead 11 will not be with voice coil loudspeaker voice coil 15
Free end 22 formed interference, avoid and influence each other.
In other examples, lead 11 can also be drawn from 22 side of free end of voice coil loudspeaker voice coil 15.
In one example, the leading-out terminal 16 of voice coil line and one end of lead 11 are welded on the same side of pad 14, and
And it is welded on respectively on different pads.For example, opposite two end of two pads respectively close to pad 14.This
Sample, has been similarly formed dystopy welding.
In another example, the leading-out terminal 16 of voice coil line and one end of lead 11 are welded on the same side of pad 14,
And it is welded on identical pad, is welded with being formed with position.In this way, by once welding the lead 11 of same polarity
It is welded together with the leading-out terminal 16 of voice coil loudspeaker voice coil 15, saves procedure of processing.
A kind of another embodiment according to the present utility model, there is provided sound-producing device.The sound-producing device includes magnetic circuit group
Part and the vibration component provided by the utility model for sound-producing device.The free end 22 of voice coil loudspeaker voice coil 15 is located between the magnetic of magnetic circuit component
In gap.
For example, magnetic circuit component includes magnetic conductive board, center magnetic path, side magnet, center washer and side washer.Wherein, center China
Department and while washer be separately positioned on center magnetic path and while magnet on.Magnetic gap is formed between centring magnet and side magnet.Voice coil loudspeaker voice coil 15
Free end 22 be inserted into magnetic gap in.The operation principle of magnetic circuit component and vibration component is not done herein for the common knowledge of this area
Describe in detail.
It should be noted that magnetic circuit component can also be other structures, the utility model is without limitation.
The sound-producing device has the characteristics that good tolerance, service life are long.
In addition, the sound-producing device is particularly suitable for using under conditions of high-power, big displacement.
Although some specific embodiments of the utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example merely to illustrate, 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
Modify.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of vibration component for sound-producing device, it is characterised in that including vibrating diaphragm, top dome, voice coil loudspeaker voice coil and independently arranged
Lead, the vibrating diaphragm, the top dome and the voice coil loudspeaker voice coil link together, and the top dome is provided with pad, the pad and institute
Mutually insulated between top dome is stated, the voice coil loudspeaker voice coil is formed by voice coil line coiling, and the leading-out terminal of the voice coil line is welded on the weldering
On disk, one end of the lead is welded on the pad, and the other end of the lead is turned on external circuit, described
The tensile strength of lead is more than the tensile strength of the voice coil line.
2. the vibration component according to claim 1 for sound-producing device, it is characterised in that the pad passes through insulating cement
It is bonded to the top dome.
3. the vibration component according to claim 1 for sound-producing device, it is characterised in that for making the lead
Wire rod includes at least one of silver wire, copper wire and copper alloy wire.
4. the vibration component according to claim 1 for sound-producing device, it is characterised in that for voice coil loudspeaker voice coil described in coiling
Voice coil line includes at least one of copper-clad aluminum conductor and aluminum steel.
5. the vibration component according to claim 1 for sound-producing device, it is characterised in that the top dome has protrusion
Portion, to improve the structural strength of the top dome.
6. the vibration component according to claim 1 for sound-producing device, it is characterised in that the leading-out terminal of the voice coil line
The not homonymy of the pad is welded on the lead, and the projected position of two pads is different.
7. the vibration component according to claim 6 for sound-producing device, it is characterised in that in the close sound of the pad
The side of the free end of circle is provided with the first pad, is provided with the side opposite with first pad of the pad
Second pad, the leading-out terminal of the voice coil line are welded on first pad, and one end of the lead is welded on institute
The second pad is stated, the lead is drawn by the side opposite with the voice coil loudspeaker voice coil of the vibrating diaphragm, and the top dome, which is provided with, to be used for
Avoid the avoidance mouth of the lead.
8. the vibration component according to claim 1 for sound-producing device, it is characterised in that the leading-out terminal of the voice coil line
The same side of the pad is welded on one end of the lead, and is welded on different or identical pads.
9. the vibration component according to claim 1 for sound-producing device, it is characterised in that the pad be two, two
A pad corresponds to voice coil loudspeaker voice coil initial line and voice coil loudspeaker voice coil end line respectively.
10. a kind of sound-producing device, it is characterised in that including magnetic circuit component and as described in any one in claim 1-9
For the vibration component of sound-producing device, the free end of the voice coil loudspeaker voice coil is located in the magnetic gap of the magnetic circuit component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721246399.7U CN207304912U (en) | 2017-09-26 | 2017-09-26 | Vibration component and sound-producing device for sound-producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721246399.7U CN207304912U (en) | 2017-09-26 | 2017-09-26 | Vibration component and sound-producing device for sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207304912U true CN207304912U (en) | 2018-05-01 |
Family
ID=62439566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721246399.7U Active CN207304912U (en) | 2017-09-26 | 2017-09-26 | Vibration component and sound-producing device for sound-producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207304912U (en) |
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2017
- 2017-09-26 CN CN201721246399.7U patent/CN207304912U/en active Active
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