CN103458326B - Horn seal structure and its processing method - Google Patents
Horn seal structure and its processing method Download PDFInfo
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- CN103458326B CN103458326B CN201310380030.5A CN201310380030A CN103458326B CN 103458326 B CN103458326 B CN 103458326B CN 201310380030 A CN201310380030 A CN 201310380030A CN 103458326 B CN103458326 B CN 103458326B
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- housing
- loudspeaker
- sound
- seal structure
- horn seal
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- 238000003672 processing method Methods 0.000 title claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 5
- 150000003839 salts Chemical class 0.000 abstract description 5
- 239000004576 sand Substances 0.000 abstract description 5
- 239000003897 fog Substances 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The present invention provides a kind of horn seal structure and its processing method, this horn seal structure includes loudspeaker, one first housing, one second housing and one the 3rd housing, described first housing is affixed with described second housing, sound chamber behind the back side of described loudspeaker and described first housing and described second shell body formation one, described second housing is affixed with described 3rd housing, sound chamber before the front of described loudspeaker and described second housing and described 3rd housing formation one.In this processing method, described first housing passes through ultrasonic bonding Joint with described second housing, fixing described loudspeaker, seals described rear sound chamber.The horn seal structure of the present invention reduces the whole machine thickness of mobile terminal device so that the setting of loudspeaker and sound mouth position is more freely moreover it is possible to more effectively resist the impact of salt fog and sand and dust etc..The processing method of the horn seal structure of the present invention then can be prevented effectively from the resonance between loudspeaker and housing.
Description
Technical field
The present invention be more particularly directed to a kind of horn seal structure and its processing method.
Background technology
Existing mobile terminal device, in order to adapt to market, integral thickness does thinner and thinner, and screen does bigger and bigger, and this gives loudspeaker
The space that stays is also fewer and feweri, and after leading to loudspeaker, sound chamber is not enough, and loudspeaker sound emitting has a resonance drawback, the position of sender and making
Type is also restrained, causes defect to visual appearance and hearing enjoying.
As shown in figure 1, existing horn seal structure is usually that loudspeaker 11 are arranged on PCB（Printed circuit board (PCB)）On, this
So that whole mobile terminal device thickness is thicker it is difficult to meet, thickness is done thin requirement after sample loudspeaker 11 are superimposed with PCB12.With
When, also just because of on loudspeaker 11 PCB12 to be arranged on, so the installation site of loudspeaker just has certain limitation, so accordingly
The position of sound mouth 13 also can limit, and is unfavorable for coordinating with the appearance design phase of whole machine.Furthermore, the direct position in front of loudspeaker
In the lower section of sound mouth, this can lead to salt fog to be easy to corrode to loudspeaker, and the foreign body such as sand and dust is also easily fallen on loudspeaker,
In hot and humid environment, loudspeaker are more vulnerable to damage.Additionally, existing horn seal structure is not had and housing 14 due to loudspeaker
It is fixed together well, so easily producing resonance between loudspeaker and housing.
Content of the invention
The technical problem to be solved in the present invention is that horn seal structure thickness in prior art is thicker, installation position in order to overcome
It is equipped with limitation, easily affected, be susceptible to the defects such as resonance by salt fog, sand and dust, a kind of horn seal structure and its processing side are provided
Method.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of horn seal structure, its feature is, it includes loudspeaker, one first housing, one second housing and 1
Three housings, described first housing is affixed with described second housing, the back side of described loudspeaker and described first housing and described second
Housing form one after sound chamber, described second housing is affixed with described 3rd housing, the front of described loudspeaker and described second housing
Sound chamber before forming one with described 3rd housing.
It is preferred that an opening is had on described second housing, the edge Joint of the edge of described loudspeaker and described opening.
So, sound chamber after loudspeaker itself just can be formed with the first housing, the second housing.
It is preferred that also forming one between described second housing and described 3rd housing to go out sound tunnel slot, described go out sound tunnel
Groove is connected with described front sound chamber.By going out the setting of sound tunnel slot so that the setting of loudspeaker position can be freer.
It is preferred that described horn seal structure is additionally provided with a sound mouth, described sound mouth pass through described go out sound tunnel slot with
Described front sound chamber connection.So can be achieved with incorgruous go out sound, the position of sound mouth also can coordinate appearance design freely to arrange.
It is preferred that the first housing described in described sound mouth insertion and described second housing.
It is preferred that being additionally provided with an Air Filter at described sound mouth.
It is preferred that described Air Filter is fixed in described second housing.
A kind of processing method as above-mentioned horn seal structure, its feature is, described first housing and described second shell
Body passes through ultrasonic bonding Joint, fixing described loudspeaker, seals described rear sound chamber.Two housings can be allowed by ultrasonic bonding
It is linked to be a monoblock, reach sealing, sound insulation, waterproof, moistureproof effect.
It is preferred that described 3rd housing passes through ultrasonic bonding Joint with described second housing, seal described front sound chamber.
Just loudspeaker can be fixed together with the first housing, the second housing and the 3rd housing by ultrasonic bonding twice, effectively keep away
Exempt from the resonance between loudspeaker and housing.
The positive effect of the present invention is：The horn seal structure of the present invention reduces the whole machine of mobile terminal device
Thickness is so that the setting of loudspeaker and sound mouth position is more freely moreover it is possible to more effectively resist the impact of salt fog and sand and dust etc..This
The processing method of the horn seal structure of invention then can be prevented effectively from the resonance between loudspeaker and housing.
Brief description
Fig. 1 is the schematic diagram of horn seal structure of the prior art.
Fig. 2 is a schematic diagram of the horn seal structure of present pre-ferred embodiments.
Fig. 3 is the another schematic diagram of the horn seal structure of present pre-ferred embodiments.
Specific embodiment
Name a preferred embodiment, and combine accompanying drawing to become apparent from intactly illustrating the present invention.
As shown in Fig. 2 the horn seal structure of the present invention includes loudspeaker 2, one first housing 3, one second housing 4.Figure
Middle upwardly direction represents mobile terminal device lateral direction, and downwardly direction represents direction inside mobile terminal device.In figure
Loudspeaker 2 face down, be towards the inner side of mobile terminal device, this is with general mobile terminal device inside trumpet just
It is different facing to outside.
It can be seen that the first housing 3 is affixed with the second housing 4, specifically, both are by way of ultrasonic bonding
It is fixed together.Ultrasonic bonding can allow two housings be linked to be a monoblock, reaches sealing, sound insulation, waterproof, moistureproof effect.Fig. 2
Represent at middle dashed circle that the first housing and the second housing adopt the position of ultrasonic bonding.
One opening 41, the edge Joint of the edge of loudspeaker 2 and opening 41 are had on the second housing 4.So, loudspeaker 2
The back side and the first housing 3 and the second housing 4 be the formation of one after sound chamber 6.
As shown in figure 3, the horn seal structure of the present invention also includes one the 3rd housing 5, the 3rd housing 5 and the second housing 4
Affixed, specifically, both are to be fixed together by way of ultrasonic bonding.Second shell is represented at dashed circle in Fig. 3
Body and the 3rd housing adopt the position of ultrasonic bonding.Meanwhile, the front of loudspeaker 2 and the second housing 4 and the 3rd housing 5 form one
Front sound chamber 7.
So, all adopt ultrasound wave between the first above-mentioned housing 3 and the second housing 4, the second housing 4 and the 3rd housing 5
The mode of welding is fixed together, and this is a kind of processing method of horn seal structure that the present invention provides, and loudspeaker 2 are also by first
Housing 3 and the second housing 4 are fixing, and so when loudspeaker 2 work produces vibration, the vibration of the 3rd housing 5 will not be with the shaking of loudspeaker 2
The raw resonance of movable property.
What loudspeaker 2 herein were selected is spring-piece type loudspeaker, is provided with steel disc in mould in the first housing 3, spring-piece type loudspeaker with
In this mould, steel disc connection, advantage of this is that loudspeaker sound chamber good airproof performance, and because loudspeaker are not necessarily mounted on PCB, no
Can be by the superposition of both thickness, integral thickness can be made very thin, and for example, the first housing 3 herein can accomplish 0.4 millimeter,
So loudspeaker sound chamber does not interfere with the thickness of whole machine.
Front sound chamber 7 also connects one and goes out sound tunnel slot 8, this go out sound tunnel slot 8 be formed at the second housing 4 and the 3rd housing 5 it
Between.This goes out sound tunnel slot 8 and connects a sound mouth 9 again, also just by front sound chamber 7, go out sound tunnel slot 8 and entirely connected with sound mouth 9
Come.This sound mouth 9 is insertion the first housing 3 and the second housing 4, out from the first housing 3 top insertion finally.So actual
On be the formation of a kind of incorgruous go out sound mode, that is, not go out sound in the front of loudspeaker 2, but by going out sound tunnel slot 8
Setting change loudspeaker 2 and go out the direction of sound.So, the position of the position of sound mouth 9 and loudspeaker 2 can more freely set
Put, also just need not limit to appearance design because of the position of sound mouth 9, and can be by being arranged on suitably sound mouth 9
Position is meeting the requirement of appearance design.
It is additionally provided with an Air Filter 10 at sound mouth 9.Air Filter 10 is fixed in the second housing 4.Certainly, Air Filter 10 herein
The first housing 3 or other positions can also be fixed in.The present invention is by going out the setting of sound tunnel slot 8 grade, if loudspeaker 2 are hidden in
In dry housing, the back side of loudspeaker 2 is towards outside.So, then coordinate the setting of Air Filter 10, the foreign body such as sand and dust is to be difficult to fall loudspeaker
On 2.Meanwhile, also because loudspeaker 2 and sound mouth 9 do not have a certain distance, salt fog or hot and humid environment also not
Easily impact is produced on loudspeaker 2.So, loudspeaker 2 can be obtained by preferably protecting, and extends the service life of loudspeaker 2.
Although the foregoing describing the specific embodiment of the present invention, it will be appreciated by those of skill in the art that this is only
It is to illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art without departing substantially from
On the premise of the principle of the present invention and essence, various changes or modifications can be made to these embodiments, but these change and
Modification each falls within protection scope of the present invention.
Claims (6)
1. a kind of horn seal structure is it is characterised in that it includes loudspeaker, one first housing, one second housing and the 3rd
Housing, described first housing is affixed with described second housing, the back side of described loudspeaker and described first housing and described second shell
Sound chamber after body formation one, described second housing is affixed with described 3rd housing, and the face down of described loudspeaker is simultaneously whole towards moving
Sound chamber before the inner side of end equipment, the front of described loudspeaker and described second housing and described 3rd housing formation one；Described second
Also form one between housing and described 3rd housing and go out sound tunnel slot, described go out sound tunnel slot connect with described front sound chamber；Described
Horn seal structure is additionally provided with a sound mouth, described sound mouth pass through described go out sound tunnel slot connect with described front sound chamber；Described
First housing described in sound mouth insertion and described second housing, described sound mouth finally goes out from the top insertion of described first housing
Come, thus define a kind of incorgruous go out sound mode, not go out sound in the front of described loudspeaker, but by described go out sound tunnel
Road groove changes the direction of described loudspeaker sound emitting.
2. horn seal structure as claimed in claim 1 is it is characterised in that having an opening on described second housing, described
The edge of loudspeaker and the edge Joint of described opening.
3. horn seal structure as claimed in claim 1 is it is characterised in that be additionally provided with an Air Filter at described sound mouth.
4. horn seal structure as claimed in claim 3 is it is characterised in that described Air Filter is fixed in described second housing.
5. a kind of processing method of horn seal structure as claimed in claim 1 it is characterised in that described first housing with described
Second housing passes through ultrasonic bonding Joint, fixing described loudspeaker, seals described rear sound chamber.
6. the processing method of horn seal structure as claimed in claim 5 is it is characterised in that described 3rd housing and described second
Housing passes through ultrasonic bonding Joint, seals described front sound chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310380030.5A CN103458326B (en) | 2013-08-27 | 2013-08-27 | Horn seal structure and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310380030.5A CN103458326B (en) | 2013-08-27 | 2013-08-27 | Horn seal structure and its processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103458326A CN103458326A (en) | 2013-12-18 |
| CN103458326B true CN103458326B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310380030.5A Active CN103458326B (en) | 2013-08-27 | 2013-08-27 | Horn seal structure and its processing method |
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| Country | Link |
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| CN (1) | CN103458326B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763645A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Miniature stereo |
| CN103763641A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Miniature stereo |
| CN103763656A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Miniature stereo |
| CN103763644A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Miniature stereo |
| CN103763642A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Micro sound box |
| CN103957478A (en) * | 2013-12-30 | 2014-07-30 | 刘骏涛 | Minisize sound device |
| CN103763643A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Miniature stereo |
| CN103763640A (en) * | 2013-12-30 | 2014-04-30 | 刘骏涛 | Miniature stereo |
| CN103856846A (en) * | 2014-02-28 | 2014-06-11 | 刘骏涛 | Miniature sound box |
| CN105208488A (en) * | 2015-09-21 | 2015-12-30 | 广东欧珀移动通信有限公司 | A closed horn and electronic terminal |
| CN106162459B (en) * | 2016-07-20 | 2020-02-04 | 瑞声科技(新加坡)有限公司 | Speaker box and electronic equipment with same |
| CN106714047B (en) * | 2016-11-29 | 2019-08-30 | 努比亚技术有限公司 | A kind of audio cavity structure and mobile terminal |
| CN107360516B (en) * | 2017-06-30 | 2020-07-14 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN110475186B (en) * | 2019-08-20 | 2021-01-26 | 华勤技术股份有限公司 | Shell and electronic equipment comprising same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201219304Y (en) * | 2008-06-04 | 2009-04-08 | 比亚迪股份有限公司 | A mid-bass sound effect processing device |
| US8295531B2 (en) * | 2010-09-04 | 2012-10-23 | Cheng Uei Precision Industry Co., Ltd. | Headphone |
| CN202385272U (en) * | 2011-12-28 | 2012-08-15 | 歌尔声学股份有限公司 | Minitype speaker device |
| CN202634637U (en) * | 2012-04-25 | 2012-12-26 | 深圳天珑移动技术股份有限公司 | Horn assembly and electronic equipment |
| CN103108269B (en) * | 2013-02-07 | 2016-06-29 | 歌尔声学股份有限公司 | Speaker module and apply the electronic installation of this speaker module |
| CN203406986U (en) * | 2013-08-27 | 2014-01-22 | 上海创功通讯技术有限公司 | Loudspeaker sealing structure |
-
2013
- 2013-08-27 CN CN201310380030.5A patent/CN103458326B/en active Active
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| CN103458326A (en) | 2013-12-18 |
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