CN205793236U - Acoustic structure and electronic equipment - Google Patents
Acoustic structure and electronic equipment Download PDFInfo
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- CN205793236U CN205793236U CN201620683810.6U CN201620683810U CN205793236U CN 205793236 U CN205793236 U CN 205793236U CN 201620683810 U CN201620683810 U CN 201620683810U CN 205793236 U CN205793236 U CN 205793236U
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- pipe
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- acoustic structure
- leakage pipe
- passage
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Abstract
The open a kind of acoustic structure of this utility model and electronic equipment.Acoustic structure includes casing, reveals pipe and speaker.Casing offers through hole, and casing is formed with sound chamber, through hole connection sound chamber.Revealing pipe to be arranged in casing, reveal pipe and offer the passage running through leakage pipe, the area that passage exists at least two passage cross section along the centerline direction revealing pipe is unequal, reveals pipe by passage connection sound chamber and the external world of casing.Speaker is arranged in casing.Above-mentioned acoustic structure, leakage pipe it is provided with in casing, the area that the passage revealing pipe exists at least two passage cross section along the centerline direction revealing pipe is unequal, the resonant frequency of acoustic structure can be reduced, such that it is able to improve the bass effect of acoustic structure, improve the quality of the sound that acoustic structure is play.
Description
Technical field
This utility model relates to electroacoustic techniques field, more specifically, relating to a kind of acoustic structure and electronic equipment.
Background technology
At present, along with the development of science and technology, the electronic equipment with audio playing function is liked by people, and people are permissible
Electronic equipment is used to play the audio frequency such as music to enrich the daily life of oneself.Audio product electronic equipment play along with user
The requirement of matter improves, and the audio quality how improving electronic equipment becomes problem demanding prompt solution.
Utility model content
This utility model embodiment is intended at least to solve one of technical problem present in prior art.To this end, this reality
Need to provide a kind of acoustic structure and electronic equipment with novel embodiment.
The acoustic structure of this utility model embodiment includes:
Casing, described casing offers through hole, and described casing is formed with sound chamber, and described through hole connects described sound chamber；
The leakage pipe being arranged in described casing, described leakage pipe offers the passage running through described leakage pipe, described
The area that passage exists at least two passage cross section along the centerline direction of described leakage pipe is unequal, described in let out
Dew pipe connects described sound chamber and the external world of described casing by described passage；And
It is arranged at the speaker in described casing.
The acoustic structure of this utility model embodiment, is provided with leakage pipe in casing, reveal the passage of pipe along revealing
It is unequal that the centerline direction of pipe exists the area of at least two passage cross section, can reduce the resonance of acoustic structure
Frequency, such that it is able to improve the bass effect of acoustic structure, improves the quality of the sound that acoustic structure is play.
In some embodiments, described passage is formed with entrance and outlet on described leakage pipe, and described outlet is even
Connect described through hole；
The area of described passage cross section is gradually increased along described entrance to described Way out；Or
The area of described passage cross section is gradually reduced along described entrance to described Way out.
In some embodiments, described passage is formed with entrance and outlet on described leakage pipe, and described outlet is even
Connect described through hole；
The area of described passage cross section is gradually reduced along described entrance to the centre position of described leakage pipe, and along institute
State and export to the described centre position of described leakage pipe and be gradually reduced；Or
The area of described passage cross section is gradually increased along described entrance to the centre position of described leakage pipe, and along institute
State and export to the described centre position of described leakage pipe and be gradually increased.
In some embodiments, described passage is formed with entrance and outlet on described leakage pipe, and described outlet is even
Connect described through hole；
The area of described passage cross section is gradually increased along described entrance to the centre position of described leakage pipe, and along institute
State the described centre position exporting to described leakage pipe to reduce to power；Or
The area of described passage cross section is gradually reduced along described entrance to the centre position of described leakage pipe, and along institute
State and export to the described centre position of described leakage pipe and be gradually increased.
In some embodiments, described through hole includes that the first opening and the second opening, described first opening are formed at institute
Stating the inner surface of casing, described second opening is formed at the outer surface of described casing, and described leakage pipe connects described first opening.
In some embodiments, described through hole includes that the first opening and the second opening, described first opening are formed at institute
Stating the inner surface of casing, described second opening is formed at the outer surface of described casing, and described leakage pipe is positioned in described through hole also
Connect described first opening and described second opening.
In some embodiments, described casing includes first component and described second be connected with described first component
Part, described first component is connected the described sound chamber of formation with described second component.
In some embodiments, described acoustic structure includes sealing member, described sealing member seal described first component and
Gap between described second component.
The electronic equipment of this utility model embodiment, including the acoustic structure described in any of the above-described embodiment.
In the electronic equipment of this utility model embodiment, in casing, it is provided with leakage pipe, reveals the passage of pipe along letting out
It is unequal that the centerline direction of dew pipe exists the area of at least two passage cross section, can reduce the humorous of acoustic structure
Vibration frequency, such that it is able to improve the bass effect of acoustic structure, improves the quality of the sound that acoustic structure is play.
In some embodiments, described electronic equipment is mobile phone or panel computer.
The additional aspect of this utility model embodiment and advantage will part be given in the following description, part will under
The description in face becomes obvious, or is recognized by the practice of this utility model embodiment.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of this utility model embodiment and advantage are from combining accompanying drawings below to embodiment
Description in will be apparent from easy to understand, wherein:
Fig. 1 is the schematic cross-section of the acoustic structure of this utility model embodiment；
Fig. 2 is the schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Fig. 3 is the passage cross sectional representation of the acoustic structure of this utility model embodiment；
Fig. 4 is another schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Fig. 5 is the another schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Fig. 6 is the another schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Fig. 7 is the another another schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Fig. 8 is the another another schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Fig. 9 is another schematic cross-section again revealing pipe of the acoustic structure of this utility model embodiment；
Figure 10 is the another again schematic cross-section revealing pipe of the acoustic structure of this utility model embodiment；
Figure 11 is another schematic cross-section of the acoustic structure of this utility model embodiment；
Figure 12 is the another schematic cross-section of the acoustic structure of this utility model embodiment；
Figure 13 is another schematic cross-section of the acoustic structure of this utility model embodiment.
Main element symbol description:
Acoustic structure 100, casing 102, through hole the 104, first opening 104a, the second opening 104b, sound chamber 106, leakage pipe
108, entrance 108a, outlet 108b, passage 109, speaker 110, go out acoustic aperture 112, first component 114, second component 116,
Sealing member 118.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, wherein
The most same or similar label represents same or similar element or has the element of same or like function.Lead to below
It is exemplary for crossing the embodiment being described with reference to the drawings, and is only used for explaining this utility model, and it is not intended that to this practicality
Novel restriction.
In description of the present utility model, it is to be understood that term " first ", " second " are only used for describing purpose, and
It is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define
The feature of " first ", " second " can express or implicitly include one or more described features.At this utility model
Description in, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be to electrically connect maybe can be in communication with each other；Can be to be joined directly together, it is also possible in by
Between medium be indirectly connected to, can be two element internals connection or the interaction relationship of two elements.For this area
For those of ordinary skill, above-mentioned term concrete meaning in this utility model can be understood as the case may be.
Following disclosure provides many different embodiments or example for realizing different structure of the present utility model.
In order to simplify disclosure of the present utility model, hereinafter to the parts of specific examples be set for describing.Certainly, they are only
Example, and be not intended to limit this utility model.Additionally, this utility model can in different examples repeat reference numerals
And/or reference letter, this repetition is for purposes of simplicity and clarity, itself does not indicate discussed various embodiment
And/or the relation between setting.Additionally, the various specific technique that provides of this utility model and the example of material, but this
Field those of ordinary skill is it can be appreciated that the application of other techniques and/or the use of other materials.
As it is shown in figure 1, the acoustic structure 100 of this utility model embodiment includes casing 102, reveals pipe 108 and raise one's voice
Device 110.
Casing 102 offers through hole 104, and casing 102 is formed with sound chamber 106, and through hole 104 connects sound chamber 106.
Reveal pipe 108 to be arranged in casing 102, reveal pipe 108 and offer the passage 109 running through leakage pipe 108, ventilation
The area that hole 109 exists at least two passage cross section along the centerline direction revealing pipe 108 is unequal, reveals pipe
108 connect sound chamber 106 and the external world of casing 102 by passage 109.
Speaker 110 is arranged in casing 102.
In above-mentioned acoustic structure 100, in casing 102, it is provided with leakage pipe 108, reveals the passage 109 of pipe 108 along leakage
It is unequal that the centerline direction of pipe 108 exists the area of at least two passage cross section, can reduce acoustic structure 100
Resonant frequency, such that it is able to improve the bass effect of acoustic structure 100, improve the product of sound that acoustic structure 100 is play
Matter.
Reveal pipe 108 so that speaker 110 back side sound wave phase place reversing so that the speaker 110 vibrating diaphragm back side
The phase place of sound wave identical with the acoustic phase in the vibrating diaphragm front of speaker 110 through revealing after pipe 108, speaker 110 back side
Sound wave is superimposed with speaker 110 front sound wave, improves the radiation efficiency of sound wave.
Specifically, reveal pipe 108 owing to the air near the speaker 110 vibrating diaphragm back side arrives to have the regular hour poor,
When the air at the speaker 110 vibrating diaphragm back side arrives and reveals pipe 108, now, the vibrating diaphragm of speaker 110 can travel forward and attract
Reveal the air near pipe 108, prevent the air near leakage pipe 108 to pass to outside acoustic structure 100 through revealing pipe 108
Boundary.
It is appreciated that above-mentioned passage 109 exists at least two passage cross section along the centerline direction revealing pipe 108
Area be unequal, say, that the area that also likely to be present multiple passage cross section is equal, such as, as
Shown in Fig. 2, reveal the passage 109 of pipe 108 and include that the area of passage cross section is along the equal part of centerline direction and logical
The part that the area of pore cross section changes along centerline direction.
Specifically, as shown in Figures 2 and 3, plane P1, plane P2, plane P3 and plane P4 passage 109 is intercepted respectively
Obtain passage cross section S1, passage cross section S2, passage cross section S3 and passage cross section S4.Passage cross section
The area of S1 and the area of the area equation of passage cross section S2, the area of passage cross section S1 and passage cross section S3
And the area of passage cross section S4 is unequal, more specifically, in this utility model example, the area of passage cross section S1
More than the area of passage cross section S4, and the area that the area of passage cross section S4 is more than passage cross section S3.
In this utility model embodiment, casing 102 offers out acoustic aperture 112, and speaker 110 is arranged on casing 102
Above and expose by going out acoustic aperture 112.
So, acoustic aperture 112 is gone out so that the sound that speaker 110 sends passes to the external world of acoustic structure 100.
In this utility model example, the quantity going out acoustic aperture 112 is single.
Be appreciated that in other embodiments, go out acoustic aperture 112 quantity can according to practical situation be set to two or
Other quantity such as two or more.Two or more go out acoustic aperture 112 interval and arrange.
In this utility model example, the thickness of the tube wall revealing pipe 108 is not the most equal, as shown in Figure 1.
So, reveal pipe 108 and easily manufacture, cost-saved.
In some embodiments, pipe 108 linearly tubulose is revealed.
So, reveal the simple in construction of pipe 108, easily manufacture.
Certainly, in other embodiments, revealing pipe 108 can be other shapes, and such as revealing pipe 108 is curved pipe.
In some embodiments, the inwall revealing pipe 108 is streamlined.
So, decrease air and flow through the resistance being subject to when revealing pipe 108, reduce air and rub with the inwall revealing pipe 108
Wipe the noise produced so that the acoustical quality of acoustic structure 100 is preferable.
In some embodiments, passage 109 is formed with entrance 108a and outlet 108b, outlet on leakage pipe 108
108b connects through hole 104, and the area of passage cross section is gradually increased, as shown in Figure 4 along entrance 108a to outlet 108b direction；
Or the area of passage cross section is gradually reduced, as shown in Figure 5 along entrance 108a to outlet 108b.
So, the area of passage cross section is gradually increased along entrance 108a to outlet 108b direction so that outside air
Sound chamber 106 is entered more easily by passage 109.
The area of passage cross section is gradually reduced along entrance 108a to outlet 108b direction so that the sky in sound chamber 106
It is extraneous that gas enters casing 102 more easily by passage 109.
In some embodiments, passage 109 is formed with entrance 108a and outlet 108b, outlet on leakage pipe 108
108b connects through hole 104, and the area of passage cross section is gradually reduced along entrance 108a to the centre position revealing pipe 108, and
It is gradually reduced, as shown in Figure 6 along outlet 108b to the centre position revealing pipe 108；Or the area of passage cross section is along entrance
It is gradually increased to the centre position revealing pipe 108, and is gradually increased, as shown in Figure 7 along the centre position exporting to reveal pipe.
So, the area of passage cross section is along entrance 108a and outlet 108b to revealing the centre position of pipe 108 gradually
The pipe 108 of revealing reduced or be gradually increased can be used for reducing the resonant frequency of acoustic structure 100, improves the low of acoustic structure 100
Audio fruit.
In some embodiments, passage 109 is about the plane symmetry through the centre position revealing pipe 108, such as Fig. 6
And shown in Fig. 7.
So, reveal pipe 108 and easily manufacture, save the manufacturing cost of acoustic structure 100.
Certainly, in other embodiments, passage 109 can also be asymmetric, as shown in Figure 8.
In some embodiments, passage 109 is formed with entrance 108a and outlet 108b, outlet on leakage pipe 108
108b connects through hole 104, and the area of passage cross section is gradually increased along entrance 108a to the centre position revealing pipe 108, and
It is gradually reduced, as shown in Figure 9 along outlet 108b to the centre position revealing pipe 108；Or the area of passage cross section is along entrance
108a is gradually reduced to the centre position revealing pipe 108, and is gradually increased along outlet 108b to the centre position revealing pipe 108,
As shown in Figure 10.
So, the area of passage cross section is along entrance 108a and outlet 108b to the change in the centre position revealing pipe 108
Change trend is inconsistent, reveals pipe 108 and can be used for reducing the resonant frequency of acoustic structure 100, improves the low of acoustic structure 100
Audio fruit.
In some embodiments, through hole 104 includes the first opening 104a and the second opening 104b, the first opening 104a shape
Becoming the inner surface at casing 102, the second opening 104b is formed at the outer surface of casing 102, reveals pipe 108 and connects the first opening
104a, as shown in Figure 1.
So, the sound wave in sound chamber 106 sequentially pass through leakage pipe the 108, first opening 104a and the second opening 104b pass to
The external world of acoustic structure 100, with superimposed with the sound wave in speaker 110 front and improve the spoke of sound wave that speaker 110 produces
Penetrate efficiency.
In some embodiments, as shown in figure 11, through hole 104 includes the first opening 104a and the second opening 104b, the
One opening 104a is formed at the inner surface of casing 102, and the second opening 104b is formed at the outer surface of casing 102, reveals pipe 108 and wears
Cross the first opening 104a and connect the second opening 104b.
So, the sound wave in sound chamber 106 is directly delivered to the external world of acoustic structure 100 from revealing pipe 108, with and speaker
The sound wave in 110 fronts is superimposed and improves the radiation efficiency of the sound wave that speaker 110 produces.
It should be noted that the outer wall revealing pipe 108 is connected with the inner wall sealing of through hole 104, to avoid sound in sound chamber 106
Ripple flows out between outer wall and the inwall of through hole 104 revealing pipe 108 and produces noise.
In some embodiments, as shown in figure 12, casing 102 includes first component 114 and is connected with first component 114
Second component 116, first component 114 be connected with second component 116 formation sound chamber 106.
So, casing 102 is made up of first component 114 and second component 116, it is simple to acoustic structure 100 dismounts and overhauls.
In some embodiments, as shown in figure 13, acoustic structure 100 includes that sealing member 118, sealing member 118 seal
Gap between one parts 114 and second component 116.
So, sealing member 118 seals the gap between first component 114 and second component 116, it is to avoid in sound chamber 106
Sound wave leaks out from the gap between first component 114 and second component 116 and causes noise, and then improves acoustic structure
The 100 audio qualities playing sound.
The electronic equipment of this utility model embodiment includes the acoustic structure 100 of any of the above-described embodiment.
In the electronic equipment of this utility model embodiment, in casing 102, it is provided with leakage pipe 108, reveals the logical of pipe 108
The area that pore 109 exists at least two passage cross section along the centerline direction revealing pipe 108 is unequal, can drop
The resonant frequency of low acoustic structure 100, such that it is able to improve the bass effect of acoustic structure 100, improves acoustic structure 100 and broadcasts
The quality of the sound put.
In some embodiments, electronic equipment is mobile phone or panel computer.
In the description of this specification, reference term " embodiment ", " some embodiment ", " schematically implement
Mode ", " example ", the description of " concrete example " or " some examples " etc. mean to combine described embodiment or example describes
Specific features, structure, material or feature are contained at least one embodiment of the present utility model or example.In this explanation
In book, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the concrete spy of description
Levy, structure, material or feature can combine in any one or more embodiments or example in an appropriate manner.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
Individual, three etc., unless otherwise expressly limited specifically.
Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-mentioned embodiment party
Formula is exemplary, it is impossible to be interpreted as that those of ordinary skill in the art is of the present utility model to restriction of the present utility model
In the range of above-mentioned embodiment can be changed, revise, replace and modification.
Claims (10)
1. an acoustic structure, it is characterised in that including:
Casing, described casing offers through hole, and described casing is formed with sound chamber, and described through hole connects described sound chamber；
The leakage pipe being arranged in described casing, described leakage pipe offers the passage running through described leakage pipe, described ventilation
The area that hole exists at least two passage cross section along the centerline direction of described leakage pipe is unequal, described reveals pipe
Described sound chamber and the external world of described casing is connected by described passage；And
It is arranged at the speaker in described casing.
2. acoustic structure as claimed in claim 1, it is characterised in that described passage is formed with entrance on described leakage pipe
And outlet, described outlet connects described through hole；
The area of described passage cross section is gradually increased along described entrance to described Way out；Or
The area of described passage cross section is gradually reduced along described entrance to described Way out.
3. acoustic structure as claimed in claim 1, it is characterised in that described passage is formed with entrance on described leakage pipe
And outlet, described outlet connects described through hole；
The area of described passage cross section is gradually reduced along described entrance to the centre position of described leakage pipe, and goes out described in edge
Mouth is gradually reduced to the described centre position of described leakage pipe；Or
The area of described passage cross section is gradually increased along described entrance to the centre position of described leakage pipe, and goes out described in edge
Mouth is gradually increased to the described centre position of described leakage pipe.
4. acoustic structure as claimed in claim 1, it is characterised in that described passage is formed with entrance on described leakage pipe
And outlet, described outlet connects described through hole；
The area of described passage cross section is gradually increased along described entrance to the centre position of described leakage pipe, and goes out described in edge
Mouth is gradually reduced to the described centre position of described leakage pipe；Or
The area of described passage cross section is gradually reduced along described entrance to the centre position of described leakage pipe, and goes out described in edge
Mouth is gradually increased to the described centre position of described leakage pipe.
5. acoustic structure as claimed in claim 1, it is characterised in that described through hole includes the first opening and the second opening, institute
Stating the first opening and be formed at the inner surface of described casing, described second opening is formed at the outer surface of described casing, described leakage
Pipe connects described first opening.
6. acoustic structure as claimed in claim 1, it is characterised in that described through hole includes the first opening and the second opening, institute
Stating the first opening and be formed at the inner surface of described casing, described second opening is formed at the outer surface of described casing, described leakage
Pipe is positioned in described through hole and connects described first opening and described second opening.
7. acoustic structure as claimed in claim 1, it is characterised in that described casing include first component and with described first
The described second component that part connects, described first component is connected the described sound chamber of formation with described second component.
8. acoustic structure as claimed in claim 7, it is characterised in that described acoustic structure includes sealing member, described sealing member
Seal the gap between described first component and described second component.
9. an electronic equipment, it is characterised in that include the acoustic structure as described in any one of claim 1-8.
10. electronic equipment as claimed in claim 9, it is characterised in that described electronic equipment is mobile phone or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620683810.6U CN205793236U (en) | 2016-06-29 | 2016-06-29 | Acoustic structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620683810.6U CN205793236U (en) | 2016-06-29 | 2016-06-29 | Acoustic structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205793236U true CN205793236U (en) | 2016-12-07 |
Family
ID=58125755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620683810.6U Active CN205793236U (en) | 2016-06-29 | 2016-06-29 | Acoustic structure and electronic equipment |
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| Country | Link |
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| CN (1) | CN205793236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108419188A (en) * | 2018-02-12 | 2018-08-17 | 歌尔股份有限公司 | A kind of loud speaker module |
-
2016
- 2016-06-29 CN CN201620683810.6U patent/CN205793236U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108419188A (en) * | 2018-02-12 | 2018-08-17 | 歌尔股份有限公司 | A kind of loud speaker module |
| CN108419188B (en) * | 2018-02-12 | 2020-06-02 | 歌尔股份有限公司 | Loudspeaker module |
| US11265646B2 (en) | 2018-02-12 | 2022-03-01 | Goertek Inc. | Loudspeaker module |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: Changan town in Guangdong province Dongguan 523859 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
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| CP03 | Change of name, title or address |