CN205793237U - Acoustic structure and electronic equipment - Google Patents

Abstract

The open a kind of acoustic structure of this utility model and electronic equipment.Acoustic structure includes casing, reveals pipe, cellular structure and speaker.Casing offers through hole, and casing is formed with sound chamber, through hole connection sound chamber.Reveal pipe to be arranged in casing.Cellular structure is arranged in leakage pipe, and cellular structure offers the hole being interconnected. and being formed with gas channel in revealing pipe, gas channel is by the external world in through hole connection sound chamber with casing.Speaker is arranged in casing.In above-mentioned acoustic structure, the hole of cellular structure can form resonator cavity to absorb the sound wave of characteristic frequency, reduce the sound wave active force to the diaphragm of loudspeaker back side, thus increase the acceleration of the vibration of speaker, improve the loudness of speaker, and then improve the audio quality of the sound that acoustic structure is play.

Description

Acoustic structure and electronic equipment

Technical field

This utility model relates to electroacoustic 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；

Being arranged at the cellular structure in described leakage pipe, described cellular structure offers the hole being interconnected, described Being formed with gas channel in revealing pipe, described gas channel connects the external world in described sound chamber and described casing by described through hole； And

It is arranged at the speaker in described casing.

In above-mentioned acoustic structure, the hole of cellular structure can form the resonator cavity sound wave with absorption characteristic frequency, reduces The sound wave active force to the diaphragm of loudspeaker back side, thus increase the acceleration of the vibration of speaker, improve the sound of speaker Degree, and then improve the audio quality of the sound that acoustic structure is play.

In some embodiments, described cellular structure includes sponge.

In some embodiments, described leakage pipe offers entrance, and described cellular structure is arranged on described porch.

In some embodiments, the position of described entrance is correspondingly arranged with the position of described speaker.

In some embodiments, it is formed with described air-flow between the inwall of described cellular structure and described leakage pipe to lead to Road.

In some embodiments, described cellular structure in the form of a ring and is evenly provided on the inwall of described leakage pipe On, described cellular structure is formed with described gas channel.

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 wears described first opening And connect 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 above-mentioned electronic equipment, the hole of cellular structure can form the resonator cavity sound wave with absorption characteristic frequency, reduces The sound wave active force to the diaphragm of loudspeaker back side, thus increase the acceleration of the vibration of speaker, improve the sound of speaker Degree, and then improve the audio 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 another schematic cross-section of the acoustic structure of this utility model embodiment；

Fig. 3 is the another schematic cross-section of the acoustic structure of this utility model embodiment；

Fig. 4 is that revealing of the acoustic structure of this utility model embodiment is managed and the cross sectional representation of cellular structure；

Fig. 5 is another cross section signal revealing pipe and cellular structure of the acoustic structure of this utility model embodiment Figure；

Fig. 6 is the another cross section signal revealing pipe and cellular structure of the acoustic structure of this utility model embodiment Figure；

Fig. 7 is another schematic cross-section of the acoustic structure of this utility model embodiment；

Fig. 8 is the another another schematic cross-section of the acoustic structure of this utility model embodiment；

Fig. 9 is another another schematic cross-section of the acoustic structure of this utility model embodiment；

Figure 10 is another schematic cross-section again 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, gas channel 108b, cellular structure 109, speaker 110, go out acoustic aperture 112, first component 114, second Parts 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, porous knot Component 109 and speaker 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.

Cellular structure 109 is arranged in leakage pipe 108, and cellular structure 109 offers the hole being interconnected, and reveals pipe It is formed with gas channel 108b, gas channel 108b in 108 and is connected the external world in sound chamber 106 and casing 102 by through hole 104.

Speaker 110 is arranged in casing 102.

In above-mentioned acoustic structure 100, the hole of cellular structure 109 can form the resonator cavity sound wave with absorption characteristic frequency, Reduce the sound wave active force to the speaker 110 vibrating diaphragm back side, thus increase the acceleration of the vibration of speaker 110, improve The loudness of speaker 110, thus improve the audio quality of the sound that acoustic structure 100 is play.

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 some embodiments, pipe 108 linearly tubulose is revealed, as shown in Figure 1.

So, reveal pipe 108 simple in construction, easily manufacture.

Certainly, in other embodiments, revealing pipe 108 can be other shapes, and such as revealing pipe 108 is curved pipe.

Reveal pipe 108 and can reduce the resonant frequency of acoustic structure 100, such that it is able to improve the bass of acoustic structure 100 Effect, solves the problem that tradition acoustic structure 100 bass effect is the best, further increases the broadcasting sound of acoustic structure 100 Quality so that user can hear more graceful sound.

It addition, reveal pipe 108 so that speaker 110 back side sound wave phase place reversing so that speaker 110 vibrating diaphragm The phase place of the sound wave at the back side is identical with the acoustic phase in the vibrating diaphragm front of speaker 110 after revealing 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.

When the vibrating diaphragm of speaker 110 vibrates a cycle again and again travels forward, reveal air near pipe 108 from Reveal pipe 108 and pass to the external world of acoustic structure 100.Accordingly, because air arrives from the back side of speaker 110 vibrating diaphragm reveals pipe The time difference of 108 so that the phase place reversing of speaker 110 back side sound wave.

It is pointed out that extraneous for the part beyond casing 102, speaker 110 just facing to acoustic structure 100 Extraneous.

In some embodiments, cellular structure 109 includes sponge.

So, due to the lighter in weight of sponge, the weight of acoustic structure 100 can be reduced, it addition, sponge easily obtains, The production cost of acoustic structure 100 can be reduced.

In some embodiments, revealing pipe 108 and offer entrance 108a, cellular structure 109 is arranged on entrance 108a Place, as shown in Figure 1.

So, the path that the sound wave at speaker 110 back side arrives cellular structure 109 is shorter, and sound wave is accessible to porous Structural member 109, so that cellular structure 109 absorbs the sound wave of characteristic frequency.

In some embodiments, cellular structure 109 is fixed by glue on the inwall revealing pipe 108.

So, cellular structure 109 is fixed on the inwall revealing pipe 108, it is to avoid cellular structure 109 is at gas Depart under the effect of stream and reveal pipe 108, also prevent cellular structure 109 and overturn under the effect of air-flow and easily block air-flow Passage 108b.

In some embodiments, as in figure 2 it is shown, reveal the position of the entrance 108a of pipe 108 and the position of speaker 110 It is correspondingly arranged.

So, further such that cellular structure 109 is near speaker 110 so that the sound wave at speaker 110 back side arrives The path of cellular structure 109 is shorter, and sound wave is accessible to cellular structure 109.

In some embodiments, as it is shown in figure 1, be formed with gas between cellular structure 109 and the inwall revealing pipe 108 Circulation road 108b.

So, gas channel 108b can be used for the gas exchange in sound chamber 106 and the external world of casing 102, reduces acoustic structure The resonant frequency of 100, improves the bass effect of acoustic structure 100.

In some embodiments, as it is shown on figure 3, cellular structure 109 in the form of a ring and is evenly provided on leakage pipe 108 Inwall on, cellular structure 109 is formed with gas channel 108b.

So, cellular structure 109 is uniformly distributed on the inwall revealing pipe 108 so that cellular structure 109 is to specific The assimilation effect of the sound wave of frequency is more preferably. and gas channel 109 can be used for improving the bass effect of acoustic structure 100.

In some embodiments, it is assumed that to be perpendicular to reveal the axial planar interception leakage pipe 108 of pipe 108 and porous Structural member 109, thus obtain revealing pipe 108 and the cross section of cellular structure 109, the cross section revealing pipe 108 is annular, The cross section of cellular structure 109 is also annular, as shown in Figure 4.

So, the resistance that air flows in gas channel 108b can be reduced, reduce air and rub with cellular structure 109 Wipe the noise produced.

Certainly, in other embodiments, the cross section revealing pipe 108 and cellular structure 109 can also be other shapes Shape.The outline of the cross section revealing pipe 108 is equilateral triangle, and Internal periphery is also equilateral triangle, the foreign steamer of cellular structure 109 Internal periphery that is wide and that reveal pipe 108 is fitted, and the Internal periphery of cellular structure 109 is also equilateral triangle, as shown in Figure 5；Or let out The outline of the cross section of dew pipe 108 is square, and Internal periphery is also square, the outline of cellular structure 109 and leakage The Internal periphery laminating of pipe 108, the Internal periphery of cellular structure 109 is also square, as shown in Figure 6.

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 passes through gas channel 108b, the first opening 104a and the second opening 104b passes To the external world of acoustic structure 100, with the sound wave in speaker 110 front superimposed and improve the sound wave that speaker 110 produces Radiation efficiency.

In some embodiments, as it is shown in fig. 7, through hole 104 includes the first opening 104a and the second opening 104b, first 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 First opening 104a also connects the second opening 104b.

So, the sound wave in sound chamber 106 is directly delivered to the external world of acoustic structure 100 from gas channel 108b, with raise The sound wave in sound device 110 front 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 8, 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 8, speaker 110 is arranged on second component 116, and through hole 104 is opened in On first component 114.

In some embodiments, as it is shown in figure 9, speaker 110 is arranged on second component 116, through hole 104 is opened in On second component 116.

So, reveal the distance between pipe 108 and speaker 110 back side shorter, be i.e. that cellular structure 109 is closer to raising The back side of sound device 110 so that the sound wave at speaker 110 back side is accessible to cellular structure 109, so that cellular structure 109 Absorb the sound wave of characteristic frequency.

In some embodiments, as shown in Figure 10, 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, the hole of cellular structure 109 can form resonator cavity to absorb spy Determine the sound wave of frequency, reduce the sound wave active force to the speaker 110 vibrating diaphragm back side, thus increase the vibration of speaker 110 Acceleration, improve the loudness of speaker 110, and then improve the audio quality of the sound that acoustic structure 100 is play.

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 (12)

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；

Being arranged at the cellular structure in described leakage pipe, described cellular structure offers the hole being interconnected, described leakage Being formed with gas channel in pipe, described gas channel connects the external world in described sound chamber and described casing by described through hole；And

It is arranged at the speaker in described casing.

2. acoustic structure as claimed in claim 1, it is characterised in that described cellular structure includes sponge.

3. acoustic structure as claimed in claim 1, it is characterised in that described leakage pipe offers entrance, described loose structure Part is arranged on described porch.

4. acoustic structure as claimed in claim 3, it is characterised in that the position of described entrance and the position pair of described speaker Should arrange.

5. acoustic structure as claimed in claim 1, it is characterised in that the inwall of described cellular structure and described leakage pipe it Between be formed with described gas channel.

6. acoustic structure as claimed in claim 1, it is characterised in that described cellular structure in the form of a ring and is evenly provided on On the inwall of described leakage pipe, described cellular structure is formed with described gas channel.

7. 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.

8. 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 wears described first opening and connects described second opening.

9. 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.

10. acoustic structure as claimed in claim 9, 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.

11. 1 kinds of electronic equipments, it is characterised in that include the acoustic structure as described in any one of claim 1-10.

12. electronic equipments as claimed in claim 11, it is characterised in that described electronic equipment is mobile phone or panel computer.