CN207070330U - Loudspeaker module and electronic equipment - Google Patents

Loudspeaker module and electronic equipment Download PDF

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Publication number
CN207070330U
CN207070330U CN201720750335.4U CN201720750335U CN207070330U CN 207070330 U CN207070330 U CN 207070330U CN 201720750335 U CN201720750335 U CN 201720750335U CN 207070330 U CN207070330 U CN 207070330U
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CN
China
Prior art keywords
resonator
casing
module
operatic tunes
loudspeaker module
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Active
Application number
CN201720750335.4U
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Chinese (zh)
Inventor
霍新祥
韩丹
杨赟
刘旭东
孙志军
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Goertek Techology Co Ltd
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Goertek Techology Co Ltd
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Priority to CN201720750335.4U priority Critical patent/CN207070330U/en
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06Loudspeakers

Abstract

It the utility model is related to a kind of loudspeaker module and electronic equipment.The module includes module casing and loudspeaker monomer, the inside of module casing has cavity, the vibrating diaphragm of loudspeaker monomer separates the cavity into the preceding operatic tunes and the rear operatic tunes, the preceding operatic tunes connects with going out acoustic aperture, and loudspeaker module also includes resonator, resonator and the neighbour setting of the rear operatic tunes, and the two is mutually isolated, resonator is connected by intercommunicating pore with the preceding operatic tunes, and filter structure is provided with resonator, and filter structure is configured to adjust the high frequency characteristics of loudspeaker module.A shortcomings that technical problem to be solved in the utility model is to improve the unicity that existing Resonator design is adjusted to FR, and resonant Q value (quality factor) is higher.One purposes of utility model is to be used for electronic equipment.

Description

Loudspeaker module and electronic equipment
Technical field
Electroacoustic switch technology field is the utility model is related to, more specifically, the utility model is related to a kind of loudspeaker module And electronic equipment.
Background technology
Loudspeaker module frequency response curve (FR) is better in the more flat more then sounding effect of high band.Due to the preceding operatic tunes and The presence of top dome, loudspeaker module generally there are preceding operatic tunes resonance peak and top dome (Dome) resonance peak, so as to cause FR in high frequency Section becomes uneven.In order to solve the technical problem, resonator generally is set in the preceding operatic tunes, to adjust FR high-frequency effect.So And this mode is relatively simple, and quality factor (Q values) are higher, and preferable effect can not be reached by causing FR high frequency to adjust, The high-frequency effect of loudspeaker module is poor.
Utility model content
A purpose of the present utility model is the new solution of loudspeaker module.
According to one side of the present utility model, there is provided a kind of loudspeaker module.The module includes module casing and raised one's voice Device monomer, the inside of the module casing have cavity, and the cavity is divided into the preceding operatic tunes by the vibrating diaphragm of the loudspeaker monomer With the rear operatic tunes, the preceding operatic tunes connects with going out acoustic aperture, and the loudspeaker module also includes resonator, the resonator with it is described after The operatic tunes is neighbour to be set, and the two is mutually isolated, and the resonator is connected by intercommunicating pore with the preceding operatic tunes, in the resonance Intracavitary is provided with filter structure, and the filter structure is configured to adjust the high frequency characteristics of loudspeaker module.
Alternatively, the company of being formed inside shown filter structure and/or between the cavity wall of the filter structure and the resonator Circulation passage, being shaped as the communicating passage is three-back-shaped, day font, C fonts, L-shaped or E fonts.
Alternatively, the module casing includes middle shell and upper casing, and the upper casing is in flat structure;The cavity wall of the resonator Including roof, bottom wall and side wall, together with the roof, the bottom wall enclose with the side wall, to close the resonator, institute State bottom wall to be oppositely arranged with the roof, the bottom wall and the side wall are arranged on the middle shell, and the intercommunicating pore is set Put in the side wall, the upper casing is covered on the middle shell, and a part for the upper casing is as the roof.
Alternatively, connected between the roof and the side wall by binding agent or laser welding.
Alternatively, the side wall, the bottom wall and the middle shell are integrally formed.
Alternatively, the middle shell also includes the dividing plate between the preceding operatic tunes and the rear operatic tunes, the resonator It is arranged on the dividing plate, the side wall of the part of the dividing plate as the resonator, use is provided with the dividing plate In the breach for connecting the resonator and the preceding operatic tunes, the upper casing is covered on the dividing plate, so that the breach is formed The intercommunicating pore.
Alternatively, the filter structure and the dividing plate are integrally formed.
Alternatively, the filter structure and the upper casing are integrally formed.
Alternatively, the filter structure includes multiple baffle plates, and multiple baffle plates are set up in parallel, a portion baffle plate with The upper casing is integrally formed, and another part baffle plate is integrally formed with the dividing plate.
According to other side of the present utility model, there is provided a kind of electronic equipment.It is new that the electronic equipment includes this practicality The loudspeaker module that type provides.
One of the present utility model has technical effect that, in the utility model embodiment, in the resonator of module casing Inside it is provided with filter structure.Filter structure can make the FR of loudspeaker module gentler in high band.
In addition, resonator and the neighbour setting of the rear operatic tunes, so, resonator is not take up the space outside module casing so that The volume of module casing reduces, and has complied with the development trend that electronic equipment is lightening, minimizes.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing of a part for constitution instruction describes embodiment of the present utility model, and uses together with the description In explanation principle of the present utility model.
Fig. 1 is the exploded view according to the loudspeaker module of one embodiment of the present utility model.
Fig. 2 is the structural representation according to the loudspeaker module for not installing upper casing of one embodiment of the present utility model.
Fig. 3 is the partial enlarged drawing at A in Fig. 2.
Fig. 4-7 is the structural representation of communicating passage of different shapes.
Description of reference numerals:
10:Resonator;11:Upper casing;12:Middle shell;13:Go out acoustic aperture;14:Vibrating diaphragm;15:The preceding operatic tunes;16:The operatic tunes afterwards;17:Filter Wave structure;18:Breach;19:Communicating passage;20:Side wall;21:Dividing plate;22:Baffle plate.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that:It is unless another Illustrate outside, the part 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.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below New and its application or any restrictions used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation Under, the technology and equipment should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
Fig. 1 is the exploded view according to the loudspeaker module of one embodiment of the present utility model.Fig. 2 is new according to this practicality The structural representation of the loudspeaker module for not installing upper casing of one embodiment of type.Fig. 3 is the partial enlarged drawing at A in Fig. 2.
According to one embodiment of the present utility model, there is provided a kind of loudspeaker module.The loudspeaker module includes module Housing and loudspeaker monomer.For example, loudspeaker monomer is moving-coil type monomer.The inside of module casing has cavity.Loudspeaker list Body is arranged in cavity.The vibrating diaphragm 14 of loudspeaker monomer separates the cavity into the preceding operatic tunes 15 and the rear operatic tunes 16.The operatic tunes 16 is used afterwards In the low-frequency effect of regulation loudspeaker module.
The preceding operatic tunes 15 connects with going out acoustic aperture 13.Sound is sent by going out acoustic aperture 13.For example, hole position of speaking is in loudspeaker module Sidepiece.This mode is applicable to the electronic equipment for being mounted laterally loudspeaker module.Module casing also includes resonance Chamber 10.Resonator 10 and the neighbour setting of the rear operatic tunes 16, and the two is mutually isolated.Resonator 10 passes through intercommunicating pore and the preceding operatic tunes 15 Connection.Filter structure 17 is provided with resonator 10.Filter structure 17 is used for the high frequency characteristics for adjusting loudspeaker module, to enter One step reduces the preceding operatic tunes 15 resonance peak and Dome resonance peak of the FR in high band of loudspeaker module.
For example, filter structure 17 can be frame structure or porous structure.Filter structure 17 can increase resonator The ratio of 10 surface area and the volume of resonator 10.In this way, filter structure 17 increase vibratory flow enter and The resistance of resonator 10 is flowed out, that is, increases acoustic resistance, so that the FR of loudspeaker module is gentler in high band.
In the utility model embodiment, filter structure 17 is provided with the resonator 10 of module casing.Filter structure 17 can make the FR of loudspeaker module gentler in high band.
In addition, resonator 10 and the neighbour setting of the rear operatic tunes 16, so, resonator 10 is not take up the sky outside module casing Between so that the volume of module casing reduces, and has complied with the development trend that electronic equipment is lightening, minimizes.
Fig. 3-7 is the structural representation of communicating passage 19 of different shapes.Wherein, Fig. 3 is three-back-shaped communicating passage;Fig. 4 For E font communicating passages;Fig. 5 is day font communicating passage;Fig. 6 is L-shaped communicating passage;Fig. 7 is C font communicating passages.
In one example, the company of being formed between the inside of filter structure 17 and/or the cavity wall of filter structure 17 and resonator 10 Circulation passage 19.Communicating passage 19 connects with intercommunicating pore.As shown in fig. 3 to 7, filter structure 17 includes baffle plate 22.Baffle plate 22 is fixed In resonator 10.One of baffle plate 22 is oppositely arranged with intercommunicating pore.Between multiple baffle plates 22 and/or baffle plate 22 and cavity wall it Between formed communicating passage 19.Cavity wall includes roof, bottom wall and side wall 20.Three encloses together, to close resonator 10.Roof It is oppositely arranged with bottom wall.
It should be noted that baffle plate 22 can be abutted with bottom wall and roof or, between baffle plate 22 and bottom wall or Gap is formed between person's baffle plate 22 and roof.As long as vibratory flow can be improved into and out of the resistance of resonator.
Angle can be configured according to being actually needed between the surface of baffle plate 22 and the bearing of trend of intercommunicating pore.As long as Vibration gas circuit can be increased into and out of the resistance of resonator 10.
Preferably, the surface of baffle plate 22 and the bearing of trend of intercommunicating pore are vertical.In this way, can more effectively cut The energy of weak vibratory flow, increase vibratory flow into and out of resonator 10 resistance, so as to adjust the quality of loudspeaker module because Number.
Alternatively, communicating passage 19 is shaped as three-back-shaped, day font, C fonts, L-shaped or E fonts.Said structure is equal The quality factor of regulation loudspeaker module can be played, lift the effect of high frequency performance.
The combining structure that those skilled in the art can set baffle plate 22 according to being actually needed, to form company of different shapes Circulation passage 19.
In one example, module casing includes middle shell 12 and upper casing 11.Upper casing 11 is in flat structure.Middle shell 12 includes side Portion and bottom, the two encloses open design.Upper casing 11 covers the open end in middle shell 12, with closed cavity.Upper casing 11 is with The sidepiece connection of shell 12.The bottom wall and side wall 20 of resonator 10 are arranged on middle shell 12.Intercommunicating pore is arranged in side wall 20. A part for upper casing 11 is as roof.When upper casing 11 is connected with middle shell 12, the part relative with resonator 10 of upper casing 11 will Resonator 10 is closed.
For example, connected between upper casing 11 and middle shell 12 by binding agent, to seal the forward and backward operatic tunes 15,16 resonant cavities 10, Either linked together between upper casing 11 and middle shell 12 by way of laser welding.Both modes can play good Sealing effectiveness.
In this way, in assembling, first loudspeaker monomer is installed in place, then covered upper casing 11 in middle shell 12 It is upper, so that the assembling of loudspeaker module becomes easy.
In addition, roof of the part for upper casing 11 as resonator 10, and without setting roof in addition, upper casing 11 covers The forward and backward operatic tunes 15,16 resonant cavities 10 are formed on middle shell 12 simultaneously.Raw material are so both saved, in turn simplify module casing Number of assembling steps.
Preferably, the side wall 20 of resonator 10, bottom wall and middle shell 12 are integrally formed.For example, using injection molding Mode is forming bottom wall and side wall 20 with the position near the rear operatic tunes 16, and the two links together.In this way, it is humorous The setting of chamber 10 of shaking becomes easy, and the bonding strength between bottom wall, side wall 20 and middle shell 12 is high.
Preferably, middle shell 12 also includes the dividing plate 21 between the preceding operatic tunes 15 and the rear operatic tunes 16.Resonator 10 is set On dividing plate 21.Side wall 20 of the part for dividing plate 21 as resonator 10.It is provided with dividing plate 21 for connecting resonator 10 with the breach 18 of the preceding operatic tunes 15.Upper casing 11 is covered on dividing plate 21, so that breach 18 forms intercommunicating pore.
For example, resonator 10 is arranged on the side of the close rear operatic tunes 16 of dividing plate 21.Breach 18 runs through the two of dividing plate 21 Side.In this way, the setting of intercommunicating pore becomes easy.
Preferably, filter structure 17 and dividing plate 21 are integrally formed.For example, filter structure 17 includes one or more Baffle plate 22.Baffle plate 22 and dividing plate 21 are integrally formed by way of injection molding.In this way, the peace of filter structure 17 Dress becomes easy.
Especially, dividing plate 21 is integrally formed with middle shell 12 by way of injection.So, grid and the one of middle shell 12 into Type.So, it further simplify the procedure of processing of grid.
Can also be that filter structure 17 is integrally formed with upper casing 11.For example, baffle plate 22 in injection moulding process with upper casing 11 are integrally formed.When upper casing 11 covers, baffle plate 22 is inserted in resonator 10, and filter structure 17 is assembled in place.This side Formula can equally simplify the installation steps of filter structure 17.
It is also possible that filter structure 17 includes multiple baffle plates 22.Multiple baffle plates 22 are set up in parallel, a portion baffle plate 22 It is integrally formed with upper casing 11, another part baffle plate 22 is integrally formed with dividing plate 21.For example, dividing plate 21 is with middle shell 12 It is integrally formed.When upper casing 11 covers, the baffle plate 22 positioned at upper casing 11 is combined with the baffle plate 22 positioned at middle shell 12, with Form filter structure 17.
The molding mode that those skilled in the art can set baffle plate 22 according to being actually needed.
In other examples, baffle plate 22 is substituted by the flase floor of loose structure.This structure can equally play filtering and make With making the FR of loudspeaker module become gentle in high band.
In other examples, resonator 10 and the filter structure 17 in resonator 10 are arranged on upper casing 11. Installing space is reserved with the position of the close rear operatic tunes 16 of middle shell 12.Resonator 10 is positioned to installation after upper casing 11 covers In space.
In this way, resonator 10 and filter structure 17 form integrative-structure with upper casing 11.If filter structure 17 Or resonator 10 breaks down, integrative-structure only need to be changed.
According to another embodiment of the present utility model, there is provided a kind of electronic equipment.Electronic equipment can be but not office It is limited to mobile phone, game machine, computer, intercom, intelligent watch etc..The electronic equipment includes loudspeaker mould provided by the utility model Group.
The electronic equipment has the characteristics of high-frequency effect is good.
Although some specific embodiments of the present utility model are described in detail by example, this area It is to be understood by the skilled artisans that above example 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 Modify.The scope of the utility model is defined by the following claims.

Claims (10)

  1. A kind of 1. loudspeaker module, it is characterised in that including module casing and loudspeaker monomer, the inside tool of the module casing There is cavity, the cavity is divided into the preceding operatic tunes and the rear operatic tunes by the vibrating diaphragm of the loudspeaker monomer, and the preceding operatic tunes is with going out acoustic aperture Connection, the loudspeaker module also include resonator, the resonator with it is described after the neighbour setting of the operatic tunes, and the two mutually every From the resonator is connected by intercommunicating pore with the preceding operatic tunes, and filter structure, the filtering are provided with the resonator Structure is configured to adjust the high frequency characteristics of loudspeaker module.
  2. 2. loudspeaker module according to claim 1, it is characterised in that the filter structure inside and/or the filtering Communicating passage is formed between structure and the cavity wall of the resonator, being shaped as the communicating passage is three-back-shaped, day font, C words Shape, L-shaped or E fonts.
  3. 3. loudspeaker module according to claim 1, it is characterised in that the module casing includes middle shell and upper casing, institute It is in flat structure to state upper casing;The cavity wall of the resonator includes roof, bottom wall and side wall, the roof, the bottom wall and described Side wall is enclosed together, and to close the resonator, the bottom wall is oppositely arranged with the roof, the bottom wall and the side wall It is arranged on the middle shell, the intercommunicating pore is arranged in the side wall, and the upper casing is covered on the middle shell, described A part for upper casing is as the roof.
  4. 4. loudspeaker module according to claim 3, it is characterised in that pass through bonding between the roof and the side wall Agent or laser welding connection.
  5. 5. loudspeaker module according to claim 3, it is characterised in that the side wall, the bottom wall and the middle shell are It is integrally formed.
  6. 6. loudspeaker module according to claim 3, it is characterised in that the middle shell also include positioned at the preceding operatic tunes and Dividing plate after described between the operatic tunes, the resonator are arranged on the dividing plate, and a part for the dividing plate is as described humorous Shake the side wall of chamber, the breach for connecting the resonator and the preceding operatic tunes, the upper shell cover are provided with the dividing plate Close on the dividing plate, so that the breach forms the intercommunicating pore.
  7. 7. loudspeaker module according to claim 6, it is characterised in that the filter structure and the dividing plate be one into Type.
  8. 8. loudspeaker module according to claim 6, it is characterised in that the filter structure and the upper casing be one into Type.
  9. 9. loudspeaker module according to claim 6, it is characterised in that the filter structure includes multiple baffle plates, multiple The baffle plate is set up in parallel, and a portion baffle plate is integrally formed, another part baffle plate and the dividing plate with the upper casing It is integrally formed.
  10. 10. a kind of electronic equipment, it is characterised in that including the loudspeaker module as described in any one in claim 1-9.
CN201720750335.4U 2017-06-26 2017-06-26 Loudspeaker module and electronic equipment Active CN207070330U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720750335.4U CN207070330U (en) 2017-06-26 2017-06-26 Loudspeaker module and electronic equipment

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201720750335.4U CN207070330U (en) 2017-06-26 2017-06-26 Loudspeaker module and electronic equipment
PCT/CN2017/094743 WO2019000539A1 (en) 2017-06-26 2017-07-27 Loudspeaker module and electronic device

Publications (1)

Publication Number Publication Date
CN207070330U true CN207070330U (en) 2018-03-02

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ID=61506428

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720750335.4U Active CN207070330U (en) 2017-06-26 2017-06-26 Loudspeaker module and electronic equipment

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CN (1) CN207070330U (en)
WO (1) WO2019000539A1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109218860A (en) * 2018-08-02 2019-01-15 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
WO2020140540A1 (en) * 2018-12-30 2020-07-09 瑞声声学科技(深圳)有限公司 Speaker box
WO2020228472A1 (en) * 2019-05-15 2020-11-19 维沃移动通信有限公司 Loudspeaker and terminal device
WO2021103253A1 (en) * 2019-11-25 2021-06-03 歌尔股份有限公司 Loudspeaker module and electronic device
WO2021114072A1 (en) * 2019-12-10 2021-06-17 瑞声声学科技(深圳)有限公司 Mobile terminal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201063855Y (en) * 2007-03-29 2008-05-21 邹志勇 Plate speaker
US8755552B2 (en) * 2008-08-01 2014-06-17 Canon Kabushiki Kaisha Speaker system with at least two codirectional channels
CN204993827U (en) * 2015-09-09 2016-01-20 歌尔声学股份有限公司 Loudspeaker module

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109218860A (en) * 2018-08-02 2019-01-15 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
WO2020140540A1 (en) * 2018-12-30 2020-07-09 瑞声声学科技(深圳)有限公司 Speaker box
WO2020228472A1 (en) * 2019-05-15 2020-11-19 维沃移动通信有限公司 Loudspeaker and terminal device
WO2021103253A1 (en) * 2019-11-25 2021-06-03 歌尔股份有限公司 Loudspeaker module and electronic device
WO2021114072A1 (en) * 2019-12-10 2021-06-17 瑞声声学科技(深圳)有限公司 Mobile terminal

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Publication number Publication date
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