CN207968901U - A kind of ultralight vibrating diaphragm top dome, loud speaker and electronic equipment - Google Patents
A kind of ultralight vibrating diaphragm top dome, loud speaker and electronic equipment Download PDFInfo
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- CN207968901U CN207968901U CN201721844753.6U CN201721844753U CN207968901U CN 207968901 U CN207968901 U CN 207968901U CN 201721844753 U CN201721844753 U CN 201721844753U CN 207968901 U CN207968901 U CN 207968901U
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Abstract
The utility model is related to a kind of ultralight vibrating diaphragm top dome, loud speaker and electronic equipment, ultralight vibrating diaphragm top dome described in the ultralight vibrating diaphragm top dome includes the first hard layer, the second hard layer and the extremely-low density layer being set between first hard layer and second hard layer；The extremely-low density layer is arranged by one-dimensional material according to preset direction, wherein the one-dimensional material is nano wire or/and nanotube.The utility model is in outside the first hard layer of setting and the second hard layer, extremely-low density layer made of setting is aligned by one-dimensional material in centre, so that surface smoothness height, impact resistance and the good weatherability of ultralight vibrating diaphragm top dome, and weight substantially mitigates, and improves acoustical behavior.
Description
【Technical field】
The utility model is related to a kind of speaker technology field more particularly to ultralight vibrating diaphragm top dome, loud speaker and electronics to set
It is standby.
【Background technology】
With the development of science and technology with the promotion of the market demand, the electronics such as mobile phone, tablet computer, wearable smart machine
Equipment just gradually develops to the direction of slimming, meanwhile, requirement of the user to the sound quality of the acoustical devices such as loud speaker is also got over
Come higher.Therefore, the current development trend of acoustical device is miniaturization, slimming, high tone quality.And sound film is as loud speaker etc.
The core component of acoustical device, acoustical behavior directly affect the performance of acoustical device.
The effect of top dome is to adjust low-and high-frequency on sound film, is had a major impact to the sound quality of loud speaker.Existing top dome is logical
It is often bonded by aluminium and expanded material, the material cost of selection is higher, and the space of further slimming, lightness has very much
Limit becomes the current bottleneck for hindering Microspeaker performance boost.
【Utility model content】
A kind of ultralight vibrating diaphragm top dome of the utility model offer, loud speaker and electronic equipment, the ultralight vibrating diaphragm top dome is outside
The first hard layer and the second hard layer is arranged in portion, extremely-low density layer made of setting is aligned by one-dimensional material in centre, from
And make the high surface smoothness of ultralight vibrating diaphragm top dome, impact resistance and good weatherability, meanwhile, the weight of the utility model is substantially
Mitigate, improves acoustical behavior.
According to the utility model embodiment in a first aspect, provide a kind of ultralight vibrating diaphragm top dome, including the first hard layer, the
Two hard layers and the extremely-low density layer being set between first hard layer and second hard layer；The extremely-low density layer
It is arranged according to preset direction by one-dimensional material, wherein the one-dimensional material is nano wire or/and nanotube.
In some embodiments, the material of the nano wire or/and nanotube is carbon or/and silica.
In some embodiments, the ultralight vibrating diaphragm top dome further include be set to first hard layer with it is described ultralow close
The first adhesive layer spent between layer, the second adhesive layer being set between second hard layer and the extremely-low density layer.
In some embodiments, first hard layer is parallel to second hard layer；The one-dimensional material both ends point
It is not plugged in first adhesive layer and the second adhesive layer, the one-dimensional material is vertical with first hard layer or in default
The inclination of angle.
In some embodiments, the material of first adhesive layer and/or second adhesive layer is acrylate glue.
In some embodiments, the thickness of the extremely-low density layer is 0.2 μm~1000 μm, the diameter of the one-dimensional material
For 0.1nm~10000nm.
In some embodiments, the material of first hard layer and/or the second hard layer is aluminium, aluminium alloy, magnalium conjunction
It is one or more in gold and titanium alloy.
In some embodiments, the thickness of first hard layer and/or the second hard layer is 5 μm~50 μm.
According to the another aspect of the utility model embodiment, a kind of loud speaker, including the ultralight vibrating diaphragm ball are also provided
Top.
According to the another aspect of the utility model embodiment, a kind of electronic equipment, including the loud speaker are also provided.
The technical solution that the utility model embodiment provides can generate following advantageous effect, and the ultralight vibrating diaphragm top dome includes
First hard layer, the second hard layer and the extremely-low density layer being set between first hard layer and second hard layer；
The extremely-low density layer is arranged by one-dimensional material according to preset direction, wherein the one-dimensional material is nano wire or/and receives
Mitron.The utility model is arranged in centre and is aligned by one-dimensional material in outside the first hard layer of setting and the second hard layer
Made of extremely-low density layer so that the surface smoothness of ultralight vibrating diaphragm top dome is high, impact resistance and good weatherability, and weight
Substantially mitigate, improves acoustical behavior.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages can pass through
Specifically noted structure is realized and is obtained in the specification, claims and attached drawing write.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
【Description of the drawings】
Fig. 1 is a kind of structural schematic diagram of ultralight vibrating diaphragm top dome of the utility model shown according to an exemplary embodiment.
Fig. 2 is a kind of structural representation for ultralight vibrating diaphragm top dome that the utility model is shown according to another exemplary embodiment
Figure.
Fig. 3 is a kind of structural representation for ultralight vibrating diaphragm top dome that the utility model is shown according to a further exemplary embodiment
Figure.
【Specific implementation mode】
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
For the ease of understanding the utility model, with reference to the accompanying drawings and detailed description, the utility model is carried out more
Detailed description.It should be noted that when element is expressed " being fixed on " another element, it can be directly in another element
Upper or placed in the middle there may be one or more therebetween elements.When an element is expressed " connection " another element, it can
To be directly to another element or may exist one or more elements placed in the middle therebetween.This specification is used
Term " vertical ", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
As shown in Figure 1 to Figure 3, Fig. 1 is a kind of ultralight vibrating diaphragm ball of the utility model shown according to an exemplary embodiment
The structural schematic diagram on top.Fig. 2 is a kind of knot for ultralight vibrating diaphragm top dome that the utility model is shown according to another exemplary embodiment
Structure schematic diagram.Fig. 3 is a kind of structural representation for ultralight vibrating diaphragm top dome that the utility model is shown according to a further exemplary embodiment
Figure.The embodiment of the present disclosure provides a kind of ultralight vibrating diaphragm top dome, loud speaker and electronic equipment, and the ultralight vibrating diaphragm top dome is in outside
First hard layer and the second hard layer are set, extremely-low density layer made of setting is aligned by one-dimensional material in centre, to
So that surface smoothness height, impact resistance and the good weatherability of ultralight vibrating diaphragm top dome, and weight substantially mitigates, and improves loud speaker
Acoustical behavior.
As shown in Figure 1, the ultralight vibrating diaphragm top dome includes the first hard layer 10, the second hard layer 20 and is set to described first
Extremely-low density layer 30 between hard layer 10 and second hard layer 20；The extremely-low density layer 30 is by one-dimensional material according to pre-
Set direction arranges, wherein the one-dimensional material is nano wire or/and nanotube.In the present embodiment, by controlling nanometer
The orientation or approximation for managing the one-dimensional materials such as (such as carbon nanotube) or/and nano wire (such as carbon nanocoils) orient (i.e. according to pre-
Set direction arrange, and the direction can be set as needed) arrangement, realize ultralow apparent density, help to mitigate
The weight of top dome improves sensitivity；The roof structure of the utility model is simple, can bear high temperature, good weatherability, service life
It is long.It is significantly improved using the loud speaker of the top dome and the acoustical behavior of electronic equipment.In some embodiments, the nanometer
The material of line or/and nanotube is including but not limited to carbon or/and silica, if can reach realize it is ultralow apparent close
Degree mitigates the weight of top dome, improves sensitivity and other effects.
In some embodiments, as shown in figure 3, the ultralight vibrating diaphragm top dome further includes being set to first hard layer 10
The first adhesive layer 40 between the extremely-low density layer 30 is set to second hard layer 20 and the extremely-low density layer 30
Between the second adhesive layer 50.That is, according to real between first hard layer 10, the second hard layer 20, extremely-low density layer 30
Border, which needs to realize by additional adhesive layer, to be bonded.In some embodiments, as shown in Fig. 2, the ultralight vibrating diaphragm top dome
Can only include in first adhesive layer 40 and second adhesive layer 50 it is a kind of also can, as long as can reach so that described surpass
The secure and reliable connection of light vibrating diaphragm top dome.
In some embodiments, as shown in Figure 1 to Figure 3, first hard layer 10 is parallel to second hard layer 20；
The one-dimensional material both ends are plugged to respectively in first adhesive layer, 40 and second adhesive layer 50, the one-dimensional material with it is described
First hard layer, 10 inclination vertical or in predetermined angle.In some embodiments, the synthesis such as chemical vapor deposition can be passed through
Means realize the arrangement of orientation of the one-dimensional material in the extremely-low density layer 30 or approximate orientation, realize ultralow apparent close
Degree.
In some embodiments, the material of first adhesive layer 40 and/or second adhesive layer 50 is acrylate glue.
For example, first adhesive layer 40 and/or second adhesive layer 50 can be diluted acrylic acid glue.
In some embodiments, the thickness of the extremely-low density layer 30 be 0.2 μm~1000 μm, the one-dimensional material it is straight
Diameter is 0.1nm~10000nm.Preferably, the thickness of the extremely-low density layer 30 can be 10~100 μm, the one-dimensional material
Diameter can be 1~1000nm.The effect for realizing ultralow apparent density etc. of the extremely-low density layer 30 in the range
Preferably.
In some embodiments, the material of first hard layer, 10 and/or second hard layer 20 is aluminium, aluminium alloy, aluminium
It is one or more in magnesium alloy and titanium alloy.In some embodiments, first hard layer, 10 and/or second hard layer 20
Thickness be 5 μm~50 μm.Preferably, the thickness of first hard layer, 10 and/or second hard layer 20 can be 5~25 μ
m。
In some embodiments, it is first recessed to be provided with several for a surface of first hard layer 10 towards extremely-low density layer 30
Slot (not shown), extremely-low density layer 30 are provided with several the first raised (not shown), institute on one side towards the first hard layer 10
State one first groove and described 1 first raised male-female engagement, a surface of second hard layer 20 towards extremely-low density layer 30
Be provided with several the second groove (not shown), extremely-low density layer 30 towards the second hard layer 20 be provided on one side several
Two raised (not shown), one second groove and described 1 second raised male-female engagement, so that the first hard layer 10, ultralow close
The fixation spent between layer 30 and the second hard layer 20 is more secured.
Preferably to embody the utility model, it is described by following implementation.
Embodiment one
Referring to Fig.2, the ultralight vibrating diaphragm top dome includes the first hard layer 10 engaged successively from top to bottom, the first adhesive layer
40, the extremely-low density layer 30 and the second hard layer 20 of orientation vertical arrangement.The present embodiment by way of chemical vapor deposition,
The extremely-low density layer 30 of vertical-growth carbon nanotube (one-dimensional material) on second hard layer 20, formation is carbon nanotube layer, then
Applying hot melt adhesives layer forms the first adhesive layer 40 on the first hard layer 10, and the first hard layer 10 is overlayed carbon nanotube layer
(i.e. extremely-low density layer 30) above, then by the first hard layer of infrared heating 10, realizes that it is bonding with carbon nanotube layer.
In another embodiment, the ultralight vibrating diaphragm top dome includes the first hard layer 10 engaged successively from top to bottom, determines
To the extremely-low density layer 30 of vertical arrangement, the second adhesive layer 50 and the second hard layer 20.The present embodiment passes through chemical vapor deposition
Or the mode of physical vapour deposition (PVD), the vertical-growth carbon nanotube (one-dimensional material) on the first hard layer 10, formation it is ultralow close
Degree layer 30 is carbon nanotube layer, and then applying hot melt adhesives layer forms the second adhesive layer 50 on the second hard layer 20, hard by second
Matter layer 20 overlays carbon nanotube layer (i.e. extremely-low density layer 30) above, then by the second hard layer of infrared heating 20, realizes it
It is bonding with carbon nanotube layer.
In the above-described embodiments, the first hard layer 10 and 20 thickness of the second hard layer are 12 μm, the first adhesive layer 40 or
The thickness of second adhesive layer 50 is 10 μm, 66 μm of carbon nanotube thickness (wherein a diameter of 10nm of one-dimensional material carbon nanotube),
The ultralight vibrating diaphragm top dome overall thickness is 100 μm, whole apparent density 0.85g/cm3.
Embodiment two
Referring to Fig. 3, the ultralight vibrating diaphragm top dome includes the first hard layer 10, the first gluing engaged successively from top to bottom
Extremely-low density layer 30, the second adhesive layer 50 and the second hard layer 20 of layer 40, orientation vertical arrangement.The present embodiment passes through chemical gas
The mutually mode of deposition prepares the carbon nanotube aligned and forms extremely-low density layer 30, then respectively in 10 He of the first hard layer
Applying hot melt adhesives are respectively formed the first adhesive layer 40 and the second adhesive layer 50 on second hard layer 20, then by its by upper and lower order according to
It is secondary to stack, by infrared heating the first hard layer 10 and the second hard layer 20, realize the first hard layer 10 and the second duralumin and carbon
The bonding of nanotube layer (i.e. extremely-low density layer 30).
In the present embodiment, the first hard layer 10 and 20 thickness of the second hard layer are 12 μm, the first adhesive layer 40 and
Two adhesive layers, 50 thickness is 10 μm, and the carbon nanotube layer thickness of extremely-low density is 76 μm, and (wherein carbon nanotube diameter is
10nm), top dome overall thickness is 120 μm, whole apparent density 0.92g/cm3.
Embodiment three
Please refer to Fig. 2.The ultralight vibrating diaphragm top dome includes the first hard layer 10, the first gluing engaged successively from top to bottom
Layer 40, orientation vertical arrangement extremely-low density layer 30 and the second hard layer 20.By way of chemical vapor deposition, second
Vertical-growth nanometer silica line (i.e. one-dimensional material, a diameter of 15nm), the extremely-low density layer 30 of formation on hard layer 20
For nanometer silica line layer, then applying hot melt adhesives form the first adhesive layer 40 on the first hard layer 10, then hard by first
Matter layer 10 overlays nanometer silica line layer (i.e. extremely-low density layer 30) above, real by the first hard layer of infrared heating 10
Now it is bonding with nanometer silica line layer.
In the present embodiment, the first hard layer 10 and 20 thickness of the second hard layer are 12 μm, 40 thickness of the first adhesive layer
It it is 10 μm, the nanometer silica line layer thickness of extremely-low density is 76 μm, and top dome overall thickness is 110 μm, whole apparent density
0.98g/cm3。
According to the another aspect of the utility model embodiment, a kind of loud speaker, including the ultralight vibrating diaphragm ball are also provided
Top.The ultralight vibrating diaphragm top dome of the utility model loud speaker is in outside the first hard layer 10 of setting and the second hard layer 20, in centre
Extremely-low density layer 30 made of setting is aligned by one-dimensional material, so that the surface smoothness height of ultralight vibrating diaphragm top dome,
Impact resistance and good weatherability, meanwhile, the weight of the utility model substantially mitigates, and improves loud speaker acoustical behavior.
According to the another aspect of the utility model embodiment, a kind of electronic equipment, including the loud speaker are also provided.Institute
It is mobile phone, tablet computer, laptop and wearable smart machine to state electronic equipment including but not limited to.The utility model
The ultralight vibrating diaphragm top dome of the loud speaker is arranged in centre by one-dimensional in outside the first hard layer 10 of setting and the second hard layer 20
Extremely-low density layer 30 made of material aligns so that the surface smoothness of ultralight vibrating diaphragm top dome is high, impact resistance and
Good weatherability, meanwhile, the weight of the utility model substantially mitigates, and improves loud speaker acoustical behavior.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of technical staff in art field is identical.Art used in the description of the utility model in this specification
Language is intended merely to the purpose of description specific embodiment, is not intended to limitation the utility model.Art used in this specification
Language "and/or" includes any and all combinations of one or more relevant Listed Items.
It should be noted that giving the preferable implementation of the utility model in the specification and its attached drawing of the utility model
Mode, still, the utility model can be realized by many different forms, however it is not limited to which this specification is described to be implemented
Mode, these embodiments are not as the additional limitation to the utility model content, the purpose of providing these embodiments is that making
It is more thorough and comprehensive to the understanding of the disclosure of the utility model.Also, above-mentioned each technical characteristic continues to be combined with each other, and is formed
The various embodiments not being enumerated above are accordingly to be regarded as the range of the utility model specification record；Further, to this field
For those of ordinary skill, it can be modified or changed according to the above description, and all these modifications and variations should all belong to
The protection domain of the appended claims for the utility model.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (10)
1. a kind of ultralight vibrating diaphragm top dome, which is characterized in that including the first hard layer, the second hard layer and be set to described first firmly
Extremely-low density layer between matter layer and second hard layer；The extremely-low density layer is arranged by one-dimensional material according to preset direction
It forms, wherein the one-dimensional material is nano wire or/and nanotube.
2. ultralight vibrating diaphragm top dome as described in claim 1, which is characterized in that the material of the nano wire or/and nanotube is
Carbon or silica.
3. ultralight vibrating diaphragm top dome as described in claim 1, which is characterized in that the ultralight vibrating diaphragm top dome further includes being set to institute
State the first adhesive layer between the first hard layer and the extremely-low density layer, be set to second hard layer with it is described ultralow close
Spend the second adhesive layer between layer.
4. ultralight vibrating diaphragm top dome as claimed in claim 3, which is characterized in that it is hard that first hard layer is parallel to described second
Matter layer；The one-dimensional material both ends are plugged to respectively in first adhesive layer and the second adhesive layer, the one-dimensional material and institute
State that the first hard layer is vertical or inclination in predetermined angle.
5. ultralight vibrating diaphragm top dome as claimed in claim 3, which is characterized in that first adhesive layer and/or second glue
The material of glutinous layer is acrylate glue.
6. ultralight vibrating diaphragm top dome as described in claim 1, which is characterized in that the thickness of the extremely-low density layer is 0.2 μm~
1000 μm, a diameter of 0.1nm~10000nm of the one-dimensional material.
7. ultralight vibrating diaphragm top dome as described in claim 1, which is characterized in that first hard layer and/or the second hard layer
Material be aluminium, aluminium alloy, almag and titanium alloy in one kind.
8. ultralight vibrating diaphragm top dome as described in claim 1, which is characterized in that first hard layer and/or the second hard layer
Thickness be 5 μm~50 μm.
9. a kind of loud speaker, which is characterized in that including the ultralight vibrating diaphragm top dome of claim 1 to 8 any one of them.
10. a kind of electronic equipment, which is characterized in that including the loud speaker described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844753.6U CN207968901U (en) | 2017-12-26 | 2017-12-26 | A kind of ultralight vibrating diaphragm top dome, loud speaker and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844753.6U CN207968901U (en) | 2017-12-26 | 2017-12-26 | A kind of ultralight vibrating diaphragm top dome, loud speaker and electronic equipment |
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| CN207968901U true CN207968901U (en) | 2018-10-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110351637A (en) * | 2019-06-25 | 2019-10-18 | 歌尔股份有限公司 | For the reinforcement part of sounding device, oscillating plate and sounding device |
-
2017
- 2017-12-26 CN CN201721844753.6U patent/CN207968901U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110351637A (en) * | 2019-06-25 | 2019-10-18 | 歌尔股份有限公司 | For the reinforcement part of sounding device, oscillating plate and sounding device |
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