CN207882798U - A kind of Anti-coresonance structure and acoustics module - Google Patents
A kind of Anti-coresonance structure and acoustics module Download PDFInfo
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- CN207882798U CN207882798U CN201820091140.8U CN201820091140U CN207882798U CN 207882798 U CN207882798 U CN 207882798U CN 201820091140 U CN201820091140 U CN 201820091140U CN 207882798 U CN207882798 U CN 207882798U
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- acoustic element
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Abstract
The utility model provides a kind of Anti-coresonance structure and acoustics module, including first shell and second shell, the first cavity is equipped between the first shell and second shell, the first ultrasound lines are equipped in first cavity, first ultrasound lines side is connect with first shell, first ultrasound lines other side is connect with second shell, and electro-acoustic element is additionally provided between the first shell and second shell.By adopting the above-described technical solution, compared with prior art, the utility model has the advantages that：Long and narrow or spacious cavity cavity between first shell and second shell locally increases ultrasound lines, increases the firmness of first shell and second shell, reduces resonance, avoid shell and collapse, while without increasing producing line process, reducing production cost.
Description
Technical field
The utility model is related to electroacoustic techniques fields.
Specifically, being to be related to a kind of Anti-coresonance structure and acoustics module.
Background technology
Now as mobile phone, panel size are increasing, it is desirable that the acoustics module of implantation is also increasing, but module size becomes
Greatly, shell wall thickness is limited and cannot be thickened again by mobile phone, slab-thickness size, therefore module casing wall thickness is relatively thin, electroacoustic
Device is larger in shape length and width dimensions, can cause to resonate when sounding in the relatively thin cavity of shell wall thickness, and shell resonance generates standing wave
Influence acoustical behavior.Existing scheme is that portion increases foam or other fillers to reduce cavity resonance in the cavity, if filling
The excessive influence performance of object density needs multiple if density is too small when solving cavity resonance effect unobvious, therefore selecting filler
Experiment also needs filler pasting corresponding position, increases producing line process.
Utility model content
The purpose of the utility model is to overcome the shortcoming of above-mentioned traditional technology, a kind of Anti-coresonance structure and sound are provided
Module is learned, reduces cavity resonance, while without increasing producing line process, production cost is low.
The purpose of this utility model is reached by following technical measures：
A kind of Anti-coresonance structure, including first shell and second shell, are equipped between the first shell and second shell
First cavity is equipped with the first ultrasound lines in first cavity, and first ultrasound lines side is connect with first shell, and described the
The one ultrasound lines other side is connect with second shell.
As an improvement：The first shell is equipped with boss corresponding with the first ultrasound lines.
As an improvement：The shape of first ultrasound lines is strip or arc-shaped or S-shaped.
As an improvement：The quantity of first ultrasound lines is one or more.
As an improvement：The first shell is sleeve configuration, and second shell is sleeve configuration.
As an improvement：The first shell edge is equipped with step surface, the second shell close to the side of second shell
Body edge is equipped with the second ultrasound lines close to the side of first shell.
As an improvement：The first shell and second shell are made of plastics.
A kind of acoustics module includes such as above-mentioned Anti-coresonance structure, is additionally provided between the first shell and second shell
Electro-acoustic element.
As an improvement：The second cavity is additionally provided between the first shell and second shell, the electro-acoustic element is set
It is placed between the first cavity and the second cavity.
As an improvement：The first shell or the distance of second shell one side edge to electro-acoustic element are more than the other side
Edge is to the distance of electro-acoustic element, and first cavity is between electro-acoustic element and above-mentioned side.
By adopting the above-described technical solution, compared with prior art, the utility model has the advantages that：First shell and
Long and narrow or spacious cavity cavity between two shells locally increases ultrasound lines, increases the secured of first shell and second shell
Degree, reduces resonance, avoids shell and collapse, while without increasing producing line process, reducing production cost.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Description of the drawings
Attached drawing 1 is a kind of internal structure schematic diagram of acoustics module of the utility model.
Attached drawing 2 is the structural schematic diagram of part A in Fig. 1.
Attached drawing 3 is a kind of structural schematic diagram of acoustics module in the utility model embodiment 1.
Attached drawing 4 is a kind of structural schematic diagram of acoustics module in the utility model embodiment 2.
Attached drawing 5 is a kind of structural schematic diagram of acoustics module in the utility model embodiment 3.
Attached drawing 6 is a kind of structural schematic diagram of acoustics module in the utility model embodiment 4.
Attached drawing 7 is the structural schematic diagram of a kind of Anti-coresonance structure and acoustics module in background technology.
Attached drawing 8 is the structural schematic diagram of part B in Fig. 7.
In figure：1- first shells；2- second shells；3- electro-acoustic elements；The first ultrasound lines of 4-；The second cavitys of 5-；6- boss；
7- step surfaces；The second ultrasound lines of 8-；9- fillers；The first cavitys of 10-.
Specific implementation mode
As shown in attached drawing 7,8, a kind of Anti-coresonance structure in background technology, including first shell 1 and second shell 2, the
There are the first cavity 10 and the second cavity 5 between one shell 1 and second shell 2.
It is equipped with filler 9 in first cavity 10, filler 9 is made of foam, and 9 side of filler is Nian Jie with first shell 1,
9 other side of filler is Nian Jie with second shell 2.
Embodiment 1：As shown in attached drawing 1,2 and 3, a kind of Anti-coresonance structure, including first shell 1 and second shell 2, first
Shell 1 is sleeve configuration structure, and second shell 2 is sleeve configuration structure.
There are the first cavity 10 and the second cavity 5 between first shell 1 and second shell 2.First shell 1 and second shell 2
It is made of plastics.
1 edge of first shell is equipped with step surface 7 close to the side of second shell 2, and step surface 7 is noted with 1 one of first shell
It is moulded into type.
2 edge of second shell is equipped with the second ultrasound lines 8, the second ultrasound lines 8 and second shell close to the side of first shell 1
2 integrated injection moldings.
Step surface 7 is welded with the second ultrasound lines 8 by device for ultrasonic welding.Device for ultrasonic welding uses existing skill
Art, details are not described herein.Before welding, the cross sectional shape of the second ultrasound lines 8 is triangle or trapezoidal.
Boss 6 is located in the first cavity 10.Boss 6 is located at first shell 1 close to the side of second shell 2, boss 6 and
One shell, 1 integrated injection molding.
First ultrasound lines 4 are located at second shell 2 close to the side of boss 6, and the first ultrasound lines 4 are noted with 2 one of second shell
It is moulded into type.The shape of first ultrasound lines 4 is strip, the equal length of the length of boss 6 and the first ultrasound lines 4.
Boss 6 is welded with the first ultrasound lines 4 by device for ultrasonic welding.Device for ultrasonic welding uses the prior art,
Details are not described herein.Before welding, the cross sectional shape of the first ultrasound lines 4 is triangle or trapezoidal.
Embodiment 2：As shown in attached drawing 1,2 and 4, a kind of Anti-coresonance structure, including first shell 1 and second shell 2, first
Shell 1 is sleeve configuration structure, and second shell 2 is sleeve configuration structure.
There are the first cavity 10 and the second cavity 5 between first shell 1 and second shell 2.First shell 1 and second shell 2
It is made of plastics.
1 edge of first shell is equipped with step surface 7 close to the side of second shell 2, and step surface 7 is noted with 1 one of first shell
It is moulded into type.
2 edge of second shell is equipped with the second ultrasound lines 8, the second ultrasound lines 8 and second shell close to the side of first shell 1
2 integrated injection moldings.
Step surface 7 is welded with the second ultrasound lines 8 by device for ultrasonic welding.Device for ultrasonic welding uses existing skill
Art, details are not described herein.Before welding, the cross sectional shape of the second ultrasound lines 8 is triangle or trapezoidal.
Boss 6 is located in the first cavity 10.Boss 6 is located at first shell 1 close to the side of second shell 2, boss 6 and
One shell, 1 integrated injection molding.
First ultrasound lines 4 are located at second shell 2 close to the side of boss 6, and the first ultrasound lines 4 are noted with 2 one of second shell
It is moulded into type.The shape of first ultrasound lines 4 is arc-shaped, the equal length of the length of boss 6 and the first ultrasound lines 4,
Boss 6 is welded with the first ultrasound lines 4 by device for ultrasonic welding.Device for ultrasonic welding uses the prior art,
Details are not described herein.Before welding, the cross sectional shape of the first ultrasound lines 4 is triangle or trapezoidal.
Embodiment 3：As shown in attached drawing 1,2 and 5, a kind of Anti-coresonance structure, including first shell 1 and second shell 2, first
Shell 1 is sleeve configuration structure, and second shell 2 is sleeve configuration structure.
There are the first cavity 10 and the second cavity 5 between first shell 1 and second shell 2.First shell 1 and second shell 2
It is made of plastics.
1 edge of first shell is equipped with step surface 7 close to the side of second shell 2, and step surface 7 is noted with 1 one of first shell
It is moulded into type.
2 edge of second shell is equipped with the second ultrasound lines 8, the second ultrasound lines 8 and second shell close to the side of first shell 1
2 integrated injection moldings.
Step surface 7 is welded with the second ultrasound lines 8 by device for ultrasonic welding.Device for ultrasonic welding uses existing skill
Art, details are not described herein.Before welding, the cross sectional shape of the second ultrasound lines 8 is triangle or trapezoidal.
Boss 6 is located in the first cavity 10.Boss 6 is located at first shell 1 close to the side of second shell 2, boss 6 and
One shell, 1 integrated injection molding.
First ultrasound lines 4 are located at second shell 2 close to the side of boss 6, and the first ultrasound lines 4 are noted with 2 one of second shell
It is moulded into type.The shape of first ultrasound lines 4 is S-shaped, the equal length of the length of boss 6 and the first ultrasound lines 4.
Boss 6 is welded with the first ultrasound lines 4 by device for ultrasonic welding.Device for ultrasonic welding uses the prior art,
Details are not described herein.Before welding, the cross sectional shape of the first ultrasound lines 4 is triangle or trapezoidal.
Embodiment 4：As shown in attached drawing 1,2 and 6, a kind of Anti-coresonance structure, including first shell 1 and second shell 2, first
Shell 1 is sleeve configuration structure, and second shell 2 is sleeve configuration structure.
There are the first cavity 10 and the second cavity 5 between first shell 1 and second shell 2.First shell 1 and second shell 2
It is made of plastics.
1 edge of first shell is equipped with step surface 7 close to the side of second shell 2, and step surface 7 is noted with 1 one of first shell
It is moulded into type.
2 edge of second shell is equipped with the second ultrasound lines 8, the second ultrasound lines 8 and second shell close to the side of first shell 1
2 integrated injection moldings.
Step surface 7 is welded with the second ultrasound lines 8 by device for ultrasonic welding.Device for ultrasonic welding uses existing skill
Art, details are not described herein.Before welding, the cross sectional shape of the second ultrasound lines 8 is triangle or trapezoidal.
Boss 6 is located in the first cavity 10.Boss 6 is located at first shell 1 close to the side of second shell 2, boss 6 and
One shell, 1 integrated injection molding.
First ultrasound lines 4 are located at second shell 2 close to the side of boss 6, and the first ultrasound lines 4 are noted with 2 one of second shell
It is moulded into type.The shape of first ultrasound lines 4 is annular, the equal length of the length of boss 6 and the first ultrasound lines 4.
Boss 6 is welded with the first ultrasound lines 4 by device for ultrasonic welding.Device for ultrasonic welding uses the prior art,
Details are not described herein.Before welding, the cross sectional shape of the first ultrasound lines 4 is triangle or trapezoidal.
Embodiment 5：As shown in Fig. 1, a kind of acoustics module, including Anti-coresonance structure as described in Example 1, zund-Burguet apparatus
Part 3 is installed on known approaches between the first cavity 11 and the second cavity 5.
First shell 1 or the distance of 2 one side edge of second shell to electro-acoustic element 3 are more than above-mentioned side offside edge to electricity
The distance of acoustic device 3.
First cavity 10 is between electro-acoustic element 3 and above-mentioned side.
Electro-acoustic element 3 is loud speaker, and electro-acoustic element 3 uses the prior art, and details are not described herein.
Embodiment 6：As shown in Fig. 1, a kind of acoustics module, including Anti-coresonance structure as described in Example 2, zund-Burguet apparatus
Part 3 is installed on known approaches between the first cavity 11 and the second cavity 5.
First shell 1 or the distance of 2 one side edge of second shell to electro-acoustic element 3 are more than above-mentioned side offside edge to electricity
The distance of acoustic device 3.
First cavity 10 is between electro-acoustic element 3 and above-mentioned side.
Electro-acoustic element 3 is loud speaker, and electro-acoustic element 3 uses the prior art, and details are not described herein.
Embodiment 7：As shown in Fig. 1, a kind of acoustics module, including Anti-coresonance structure as described in Example 3, zund-Burguet apparatus
Part 3 is installed on known approaches between the first cavity 11 and the second cavity 5.
First shell 1 or the distance of 2 one side edge of second shell to electro-acoustic element 3 are more than above-mentioned side offside edge to electricity
The distance of acoustic device 3.
First cavity 10 is between electro-acoustic element 3 and above-mentioned side.
Electro-acoustic element 3 is loud speaker, and electro-acoustic element 3 uses the prior art, and details are not described herein.
Embodiment 8：As shown in Fig. 1, a kind of acoustics module, including Anti-coresonance structure as described in Example 4, zund-Burguet apparatus
Part 3 is installed on known approaches between the first cavity 11 and the second cavity 5.
First shell 1 or the distance of 2 one side edge of second shell to electro-acoustic element 3 are more than above-mentioned side offside edge to electricity
The distance of acoustic device 3.
First cavity 10 is between electro-acoustic element 3 and above-mentioned side.
Electro-acoustic element 3 is loud speaker, and electro-acoustic element 3 uses the prior art, and details are not described herein.
It should be noted that the shape of the first ultrasound lines 4 may be U-shaped or other shapes, first shell 1 can be square
The sleeve configurations structure such as shape, strip, ellipse, second shell 2 can be with the sleeve configurations structures such as rectangle, strip, ellipse.First
The quantity of ultrasound lines 4 can be one, two pieces, three or more than one piece.
Several embodiments of the utility model are described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all belong within the patent covering scope of the utility model.
Claims (10)
1. a kind of Anti-coresonance structure, including first shell（1）And second shell（2）, it is characterised in that：The first shell（1）
With second shell（2）Between be equipped with the first cavity（10）, first cavity（10）Inside it is equipped with the first ultrasound lines（4）, described
One ultrasound lines（4）Side and first shell（1）Connection, first ultrasound lines（4）The other side and second shell（2）Connection.
2. Anti-coresonance structure according to claim 1, it is characterised in that：The first shell（1）It is equipped with and the first surpasses
Sound ray（4）Corresponding first boss（6）.
3. Anti-coresonance structure according to claim 1, it is characterised in that：First ultrasound lines（4）Shape be strip
Shape or arc-shaped or S-shaped or annular.
4. the Anti-coresonance structure according to one of Claim 1-3, it is characterised in that：First ultrasound lines（4）'s
Quantity is one or more.
5. the Anti-coresonance structure according to one of Claim 1-3, it is characterised in that：The first shell（1）It is narrow
Elongated, second shell（2）For sleeve configuration.
6. the Anti-coresonance structure according to one of Claim 1-3, it is characterised in that：The first shell（1）Edge
Close to second shell（2）Side be equipped with step surface（7）, the second shell（2）Edge is close to first shell（1）Side set
There are the second ultrasound lines（8）.
7. the Anti-coresonance structure according to one of Claim 1-3, it is characterised in that：The first shell（1）With
Two shells（2）It is made of plastics.
8. a kind of acoustics module, it is characterised in that：Including Anti-coresonance structure as described in claim 1, the first shell（1）
With second shell（2）Between be additionally provided with electro-acoustic element（3）.
9. acoustics module according to claim 8, it is characterised in that：The first shell（1）With second shell（2）Between
It is additionally provided with the second cavity（5）, the electro-acoustic element（3）It is set to the first cavity（10）With the second cavity（5）Between.
10. acoustics module according to claim 9, it is characterised in that：The first shell（1）Or second shell（2）One
Lateral edges are to electro-acoustic element（3）Distance be more than another lateral edges to electro-acoustic element（3）Distance, first cavity（10）Position
In electro-acoustic element（3）Between above-mentioned side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820091140.8U CN207882798U (en) | 2018-01-19 | 2018-01-19 | A kind of Anti-coresonance structure and acoustics module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820091140.8U CN207882798U (en) | 2018-01-19 | 2018-01-19 | A kind of Anti-coresonance structure and acoustics module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207882798U true CN207882798U (en) | 2018-09-18 |
Family
ID=63507979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820091140.8U Active CN207882798U (en) | 2018-01-19 | 2018-01-19 | A kind of Anti-coresonance structure and acoustics module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207882798U (en) |
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2018
- 2018-01-19 CN CN201820091140.8U patent/CN207882798U/en active Active
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