CN208015988U - Electronic equipment - Google Patents
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- CN208015988U CN208015988U CN201721846732.8U CN201721846732U CN208015988U CN 208015988 U CN208015988 U CN 208015988U CN 201721846732 U CN201721846732 U CN 201721846732U CN 208015988 U CN208015988 U CN 208015988U
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- acoustic aperture
- paraphase
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Abstract
The utility model discloses a kind of electronic equipment.The electronic equipment includes shell and loudspeaker monomer, shell is enclosed closed cavity, loudspeaker monomer is set in the cavity, and positioned at the top of cavity, the rear operatic tunes of the cavity as loudspeaker monomer, the first paraphase acoustic aperture is provided on shell, the first paraphase acoustic aperture is configured to connection cavity and exterior space.The acoustic radiation at the rear portion of the vibration section of loudspeaker monomer is directed to exterior space by the first paraphase acoustic aperture, and the acoustic radiation of the first paraphase acoustic aperture is superimposed with the acoustic radiation for going out acoustic aperture before first, improves the acoustic radiation efficiency of electronic equipment.
Description
Technical field
The utility model is related to electroacoustic switch technology fields, more particularly, to a kind of electronic equipment.
Background technology
Miniature loud speaker is usually arranged in electronic equipment with outer playing function in the bottom of shell.The setting of loud speaker
Usually there are two types of modes, that is, use the open rear operatic tunes or the independent rear operatic tunes.
For example, loud speaker when using the operatic tunes after open (rear sound mouth opening, loud speaker do not have it is independent after the operatic tunes,
The cavity of shell is as the rear operatic tunes), the sound wave of radiation can generate resonance with the shell of electronic equipment, to make sound effect reach
Less than perfect condition.
For example, loud speaker (loud speaker has independent back cavity, forms loud speaker module) when using independent back cavity, by
Limitation in the stacking space of electronic equipment so that the volume of the rear operatic tunes is small, is substantially increased so as to cause low-frequency resonant frequency,
Bass effect reduces, and sound quality declines.
Utility model content
One purpose of the utility model is to provide the new solution of a kind of electronic equipment.
It is according to the present utility model in a first aspect, providing a kind of electronic equipment.The electronic equipment includes shell and raises one's voice
Device monomer, the shell are enclosed closed cavity, and the loudspeaker monomer is set in the cavity, and are located at institute
The top of cavity is stated, the rear operatic tunes of the cavity as the loudspeaker monomer is provided with the first paraphase sound on the housing
Hole, the first paraphase acoustic aperture are configured to be connected to the cavity and exterior space.
Optionally, acoustic aperture is gone out before being provided with first on the housing, acoustic aperture and the loud speaker list are gone out before described first
The sound outlet hole of body is connected to, and goes out the same side or difference that acoustic aperture is located at the shell before the first paraphase acoustic aperture and described first
Side.
Optionally, the first paraphase acoustic aperture is located at the same side of the shell with the sound outlet hole, goes out before described first
Acoustic aperture and the first paraphase acoustic aperture are located at the front of the shell.
Optionally, the first paraphase acoustic aperture is located at the not homonymy of the shell with the sound outlet hole, goes out before described first
Acoustic aperture is located at the front of the shell, and the first paraphase acoustic aperture is located at the side at the top of the shell.
Optionally, further include loud speaker module, the loud speaker module is set in the cavity and positioned at described
The bottom of cavity goes out acoustic aperture before being provided with second on the housing, acoustic aperture and the loud speaker module are gone out before described second
Sound outlet hole is connected to.
Optionally, it is provided with the second paraphase acoustic aperture on the housing, the second paraphase acoustic aperture is connected by acoustics and tied
Structure is connected to the operatic tunes after the module of the loud speaker module；The second paraphase acoustic aperture is arranged to be used for being connected to the loud speaker
The operatic tunes and exterior space after the module of module.
Optionally, the same side or difference that acoustic aperture is located at the shell are gone out before the second paraphase acoustic aperture and described second
Side.
Optionally, go out the same side that acoustic aperture is located at the shell before the second paraphase acoustic aperture and described second, described
Go out the side that acoustic aperture is located at the bottom of the shell before second-speculation's phase acoustic aperture and described second.
Optionally, the shell includes rear shell and protecgulum, and the rear shell and the protecgulum snap together, in them
Portion forms the cavity, and the rear shell includes the bottom surface to link together and side wall, and the protecgulum lid closes on the side wall,
It is provided with sealing element between the protecgulum and the side wall, goes out acoustic aperture positioned at described before acoustic aperture, described second are gone out before described first
Protecgulum, the first paraphase acoustic aperture and the second paraphase acoustic aperture are located at the side of the rear shell；Or it speaks before described first
Go out acoustic aperture before hole, the first paraphase acoustic aperture, described second and be located at the protecgulum, the second paraphase acoustic aperture is located at the rear shell
Side；Or goes out acoustic aperture before described first and be located at the protecgulum, the first paraphase acoustic aperture, the second paraphase acoustic aperture and institute
It states and goes out the side that acoustic aperture is located at the rear shell before second.
Optionally, after the module of the cavity and the loud speaker module operatic tunes it is at least one in be filled with sound absorber
Material.
According to one embodiment of the disclosure, the setting of the first paraphase acoustic aperture is so that gas of the loudspeaker monomer in acoustic radiation
Breath flowing is more smooth, reduces hull vibration caused by resonance or friction.
The acoustic radiation at the rear portion of the vibration section of loudspeaker monomer is directed to exterior space, the first paraphase by the first paraphase acoustic aperture
The acoustic radiation of acoustic aperture is superimposed with the acoustic radiation for going out acoustic aperture before first, is improved the acoustic radiation efficiency of electronic equipment, is improved loudness,
So that the sound effect of electronic equipment is more preferable.
In addition, the setting of the first paraphase acoustic aperture makes the sound wave of loudspeaker monomer radiation not generate resonance with shell, from
And avoid electronic equipment and generate noise, take full advantage of the space of electronic equipment inside cavity
In addition, the setting of the first paraphase acoustic aperture extends low frequency response so that the low-frequency effect of electronic equipment is more preferable.
By referring to the drawings to the detailed description of the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiments of the present invention, and
And together with its explanation for explaining the principles of the present invention.
Fig. 1 is the structural schematic diagram of the electronic equipment of one embodiment according to the present utility model.
Fig. 2 is the structural schematic diagram of second of electronic equipment of one embodiment according to the present utility model.
Fig. 3 is the structural schematic diagram of the third electronic equipment of one embodiment according to the present utility model.
Fig. 4 is the structural schematic diagram of the 4th kind of electronic equipment of one embodiment according to the present utility model.
Fig. 5 is the exploded view of Fig. 4.
Reference sign：
11：Loudspeaker monomer；12：Go out acoustic aperture before first；13：Screen；14：Tubular part；15：Shell；16：First paraphase
Acoustic aperture；17：Loud speaker module；18：Go out acoustic aperture before second；19：Second paraphase acoustic aperture；20：The operatic tunes after module；21：Protecgulum；22：
Side wall；23：Bottom surface.
Specific implementation mode
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should be noted that：Unless another
It illustrates outside, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality
Novel and its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
One embodiment according to the present utility model, provides a kind of electronic equipment.Electronic equipment can be but not limit to
In mobile phone, tablet computer, intercom, game machine, laptop, smartwatch, AR equipment, VR equipment etc..
As shown in Figure 1, the electronic equipment includes shell 15 and loudspeaker monomer 11.For example, loudspeaker monomer 11 is dynamic iron
Formula monomer or moving-coil type monomer.Shell 15 is enclosed closed cavity.Loudspeaker monomer 11 is set in the cavity, and
Positioned at the top of cavity.The rear operatic tunes of the cavity as loudspeaker monomer 11, i.e., the open rear operatic tunes.Is provided on shell 15
One paraphase acoustic aperture 16.First paraphase acoustic aperture 16 is configured to connection cavity and exterior space.
Go out acoustic aperture for sounding it will be apparent to a skilled person that being provided on shell 15, for example, first
Before go out acoustic aperture 12.Go out acoustic aperture 12 before first to be connected to the sound outlet hole of loudspeaker monomer 11.Before the vibration section of loudspeaker monomer 11
The sound wave in portion (for example, side of the separate magnetic circuit system of vibrating diaphragm) gives off via going out acoustic aperture 12 before first, to instigate air
Sounding.Further, there is rear sound mouth in loudspeaker monomer, (direction is shaken towards magnetic circuit system for vibrating vibrating diaphragm backward
It is dynamic) when the acoustic irradiation to loudspeaker monomer that generates outside.The first paraphase acoustic aperture 16 can be by sound mouth after loudspeaker monomer at this time
The sonic transmissions of radiation are to the external world, to instigate air sounding.
The setting of first paraphase acoustic aperture 16 is so that more smooth, reduction is flowed in breath of the loudspeaker monomer 11 in acoustic radiation
Shell 15 vibrates caused by resonance or friction.
First paraphase acoustic aperture 16 is the rear portion of the vibration section of loudspeaker monomer 11 (for example, the close magnetic circuit system of vibrating diaphragm
Side) acoustic radiation be directed to exterior space, the acoustic radiation that acoustic aperture 12 is gone out before the acoustic radiation and first of the first paraphase acoustic aperture 16 is folded
Add, improve the acoustic radiation efficiency of electronic equipment, improve loudness so that the sound effect of electronic equipment is more preferable.
In addition, the setting of the first paraphase acoustic aperture 16 is so that the sound wave that loudspeaker monomer 11 radiates will not generate altogether with shell 15
It shakes, generates noise so as to avoid electronic equipment, take full advantage of the space of electronic equipment inside cavity
In addition, the setting of the first paraphase acoustic aperture 16 extends low frequency response so that the low-frequency effect of electronic equipment is more preferable.
In one example, shell 15 includes rear shell and protecgulum 21.Rear shell and protecgulum 21 snap together, in them
Portion forms cavity.Rear shell includes the bottom surface 23 to link together and side wall 22.The lid of protecgulum 21 closes on side wall 22.Bottom surface 23 is with before
Lid 21 is oppositely arranged.It is provided with sealing element between protecgulum 21 and side wall 22, to ensure the sealing effect of rear shell and protecgulum 21.It can
Selection of land, sealing element are silica gel, rubber etc..Protecgulum 21 can be the component of the cover screen 13 of electronic equipment, can also be covering
The component etc. of loud speaker.
It should be noted that closed cavity can avoid the interference of outer gas stream, and prevent acoustic radiation from leaking.First
Size, shape, the design of position of paraphase acoustic aperture 16 should be based on electronic equipment internal component stacked structure, need to raise one's voice
Many stacked structures such as PCB, IC, the battery of 11 lower section of device monomer are taken into account.In one example, key step includes：
First, by acoustical testing, such as sound pressure level, impedance, directive property, near-field acoustic pressure distribution, to determine loud speaker list
The acoustic characteristic of body 11 and its inside；
Then, by vibration-testing, such as 21 vibration acceleration of rear shell and protecgulum, the stress of rear shell and protecgulum 21, displacement point
Cloth etc., to determine the vibration characteristics of loudspeaker monomer 11 and its inside；
Finally, the parameter of above-mentioned acoustic characteristic and vibration characteristics etc. is imported in coupled vibro-acoustic model, simulation calculation goes out the
The parameters such as position, size, the shape on the shell 15 of electronic equipment of one paraphase acoustic aperture 16.
In one example, the same side or difference that acoustic aperture 12 is located at shell 15 are gone out before the first paraphase acoustic aperture 16 and first
Side.When going out acoustic aperture 12 before the first paraphase acoustic aperture 16 and first and being located at the same side of shell 15, the loudness bigger of acoustic radiation.It is this
Set-up mode is suitable for the receiver function of electronic equipment, for example, mobile phone normal talking function.When the first paraphase acoustic aperture 16 and
When going out acoustic aperture 12 before one and being located at the not homonymy of shell 15, more comprehensively, stereophonic effect is good in the direction of acoustic radiating.This set
Suitable for the outer playing function of electronic equipment, for example, the hand-free call of mobile phone, broadcasting music etc..
Certainly, those skilled in the art go out acoustic aperture 12 before can be set according to actual needs the first paraphase acoustic aperture 16 and first
Position.
Optionally, go out acoustic aperture 12 before first and the first paraphase acoustic aperture 16 is located at the front of shell 15.As shown in Figs. 1-2, just
Sound, the side of video output or the side of electronic equipment interacted with user of face, that is, electronic equipment.For example, setting
The side of screen 13.This mode makes the sound effect that user hears more preferable.
Optionally, go out the front that acoustic aperture 12 is located at shell 15 before first.First paraphase acoustic aperture 16 is located at the top of shell 15
Side.As shown in figure 3, side is the side at the top of mobile phone, tablet computer etc..The first paraphase acoustic aperture 16 is opened up in side.
This setup makes the first paraphase acoustic aperture 16 be not take up the positive space of electronic equipment, and can equally improve electronics and set
Standby sound effect.
In one example, as Figure 2-3, electronic equipment further includes loud speaker module 17.Loud speaker module 17 is usual
Including sounding monomer and module shell.Optionally, sounding monomer is moving-iron type monomer or moving-coil type monomer.Sounding monomer is set
It sets in module shell.The inside of module shell forms the operatic tunes 20 after module.The vibration section of the operatic tunes 20 and sounding monomer after module
The rear portion of (for example, vibrating diaphragm) is connected to.The operatic tunes 20 is independent the rear operatic tunes after the module.
Loud speaker module 17 is set in the cavity and positioned at the bottom of cavity.Go out before being provided with second on shell 15
Acoustic aperture 18.Go out acoustic aperture 18 before second to be connected to the sound outlet hole of loud speaker module 17.The sound wave of the front of the vibration section of sounding monomer
It is given off by going out acoustic aperture 18 before second.
In this example embodiment, loudspeaker monomer 11 and loud speaker module 17 are located at the top and bottom of cavity.It is this double
The set-up mode of loud speaker improves the sound intensity of electronic equipment.
In addition, user can hear the sound from different location, this makes the stereophonic effect of electronic equipment more preferable, sound
The direction of radiation is more comprehensively.
In one example, the second paraphase acoustic aperture 19 is provided on shell 15.Second paraphase acoustic aperture 19 is connected by acoustics
Binding structure is connected to the operatic tunes 20 after the module of loud speaker module 17.Second paraphase acoustic aperture 19 is arranged to be used for connection loud speaker mould
The operatic tunes 20 and exterior space after the module of group.For example, acoustics connection structure is tubular part 14.Acoustics connection structure first end with
The operatic tunes 20 connects after the module of loud speaker module 17, and the other end is connect with the second paraphase acoustic aperture 19.The both ends of acoustics connection structure
It is formed and is sealed with loud speaker module 17 and shell 15 respectively, to prevent acoustic radiation from leaking.For example, being sealed using fluid sealant.
Further, there is rear sound mouth in sounding monomer, (direction is shaken towards magnetic circuit system for vibrating vibrating diaphragm backward
It is dynamic) when the acoustic irradiation to sounding monomer that generates outside, that is, be radiated to the operatic tunes 20 after module.The second paraphase acoustic aperture 19 can be at this time
The sonic transmissions that sound mouth after sounding monomer is radiated are to the external world, to instigate air sounding.Second paraphase acoustic aperture 19 is by loud speaker
Sound wave after module in the operatic tunes 20 is guided to exterior space.The sound wave is superimposed with the sound wave for going out acoustic aperture 18 before second, to improve
The acoustic radiation efficiency of loud speaker module 17.
In addition, this mode can further increase the sound effect of loud speaker module 17 and electronic equipment.
In one example, go out the same side that acoustic aperture 18 is located at shell 15 before the second paraphase acoustic aperture 19 and second.For example, two
Person is respectively positioned on the front of electronic equipment.User can be improved in this way in positive hearing effect.For example, as illustrated in figures 4-5, second
Go out the side that acoustic aperture 18 is located at the bottom of shell 15 before paraphase acoustic aperture 19 and second.This setup, the second paraphase acoustic aperture 19
With second before go out acoustic aperture 18 and be not take up positive space.
In addition, go out before the first paraphase acoustic aperture 16 and first acoustic aperture 12 direction and the second paraphase acoustic aperture 19 and second before speak
The direction in hole 18 is different.The stereophonic effect of electronic equipment can be further increased in this way, and acoustic radiation direction is more comprehensively.
Either, go out the not homonymy that acoustic aperture 18 is located at shell 15 before the second paraphase acoustic aperture 19 and second.For example, going out before second
Acoustic aperture 18 is located at the front of shell 15, and the second paraphase acoustic aperture 19 is located at the side of shell 15.Loud speaker module can be improved in this way
The direction of 17 acoustic radiation is more comprehensively.
In one example, go out before first before acoustic aperture 12, second to go out acoustic aperture 18 and be located at protecgulum 21,16 He of the first paraphase acoustic aperture
Second paraphase acoustic aperture 19 is located at the side of rear shell, for example, going out the top that acoustic aperture 12 is located at protecgulum 21 before first, goes out acoustic aperture before second
18 are located at the bottom of protecgulum 21, and the first paraphase acoustic aperture 16 is located at the side wall 22 at the top of rear shell, and the second paraphase acoustic aperture 19 is located at rear shell
The side wall 22 of bottom；Or
Go out before acoustic aperture 12, the first paraphase acoustic aperture 16, second to go out acoustic aperture 18 before first and is located at protecgulum 21, the second paraphase acoustic aperture 19
Positioned at the side of rear shell, for example, going out acoustic aperture 12 and first before first is oriented to the top that acoustic aperture is located at protecgulum 21, go out acoustic aperture before second
18 are located at the bottom of protecgulum 21, and the second paraphase acoustic aperture 19 is located at the side wall 22 of rear shell bottom；Or
Go out acoustic aperture 12 before first and be located at protecgulum 21, goes out acoustic aperture before the first paraphase acoustic aperture 16, the second paraphase acoustic aperture 19 and second
18 are located at the side of rear shell.
Above-mentioned several set-up modes can make the acoustic radiation direction of electronic equipment more comprehensively, and stereophonic effect is more preferable.
In one example, after the module of cavity and loud speaker module 17 operatic tunes 20 it is at least one in be filled with sound-absorbing
Material.For example, sound-absorbing material includes zeolite, activated carbon, acoustical cotton etc..Sound-absorbing material can improve the low frequency effect of sound-producing device
Fruit.
Although some specific embodiments of the utility model are described in detail by example, this field
It is to be understood by the skilled artisans that example above merely to illustrate, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
It modifies.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of electronic equipment, which is characterized in that including shell and loudspeaker monomer, the shell is enclosed closed chamber
Body, the loudspeaker monomer are set in the cavity, and are located at the top of the cavity, are raised described in the cavity conduct
The rear operatic tunes of sound device monomer, is provided with the first paraphase acoustic aperture on the housing, and the first paraphase acoustic aperture is configured to
It is connected to the cavity and exterior space.
2. electronic equipment according to claim 1 goes out acoustic aperture, goes out before described first before being provided with first on the housing
Acoustic aperture is connected to the sound outlet hole of the loudspeaker monomer, which is characterized in that is spoken before the first paraphase acoustic aperture and described first
The same side or not homonymy that hole is located at the shell.
3. electronic equipment according to claim 2, which is characterized in that the first paraphase acoustic aperture is located at the sound outlet hole
The same side of the shell goes out acoustic aperture before described first and the first paraphase acoustic aperture is located at the front of the shell.
4. electronic equipment according to claim 2, which is characterized in that the first paraphase acoustic aperture is located at the sound outlet hole
The not homonymy of the shell, the front that acoustic aperture is located at the shell is gone out before described first, and the first paraphase acoustic aperture is located at described
The side at the top of shell.
5. electronic equipment according to claim 1, which is characterized in that further include loud speaker module, the loud speaker module
It is set in the cavity and positioned at the bottom of the cavity, acoustic aperture is gone out before being provided with second on the housing, it is described
Go out acoustic aperture before second to be connected to the sound outlet hole of the loud speaker module.
6. electronic equipment according to claim 5, which is characterized in that it is provided with the second paraphase acoustic aperture on the housing,
The second paraphase acoustic aperture is connected to by acoustics connection structure with the operatic tunes after the module of the loud speaker module；Second paraphase
Acoustic aperture is arranged to be used for the operatic tunes and exterior space after the module for being connected to the loud speaker module.
7. electronic equipment according to claim 6, which is characterized in that speak before the second paraphase acoustic aperture and described second
The same side or not homonymy that hole is located at the shell.
8. electronic equipment according to claim 7, which is characterized in that speak before the second paraphase acoustic aperture and described second
Hole is located at the same side of the shell, and the bottom that acoustic aperture is located at the shell is gone out before the second paraphase acoustic aperture and described second
Side.
9. electronic equipment according to claim 6, which is characterized in that the shell includes rear shell and protecgulum, the rear shell
Snapped together with the protecgulum, to form the cavity inside them, the rear shell include the bottom surface to link together and
Side wall, the protecgulum lid close on the side wall, sealing element are provided between the protecgulum and the side wall, is spoken before first
Go out acoustic aperture before hole, described second and be located at the protecgulum, the first paraphase acoustic aperture and the second paraphase acoustic aperture be located at it is described after
The side of shell；Or
Go out before acoustic aperture, the first paraphase acoustic aperture, described second to go out acoustic aperture before described first and be located at the protecgulum, described second falls
Phase acoustic aperture is located at the side of the rear shell；Or
Go out acoustic aperture before described first and is located at the protecgulum, the first paraphase acoustic aperture, the second paraphase acoustic aperture and described second
Before go out the side that acoustic aperture is located at the rear shell.
10. according to the electronic equipment described in any one in claim 6-9, which is characterized in that in the cavity and described
The operatic tunes is at least one interior filled with sound-absorbing material after the module of loud speaker module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846732.8U CN208015988U (en) | 2017-12-25 | 2017-12-25 | Electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721846732.8U CN208015988U (en) | 2017-12-25 | 2017-12-25 | Electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208015988U true CN208015988U (en) | 2018-10-26 |
Family
ID=63881065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721846732.8U Active CN208015988U (en) | 2017-12-25 | 2017-12-25 | Electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208015988U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258150A1 (en) * | 2019-06-27 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | Electronic device |
-
2017
- 2017-12-25 CN CN201721846732.8U patent/CN208015988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258150A1 (en) * | 2019-06-27 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | Electronic device |
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