CN103209373B - Speaker module and its manufacture method - Google Patents
Speaker module and its manufacture method Download PDFInfo
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- CN103209373B CN103209373B CN201310130772.2A CN201310130772A CN103209373B CN 103209373 B CN103209373 B CN 103209373B CN 201310130772 A CN201310130772 A CN 201310130772A CN 103209373 B CN103209373 B CN 103209373B
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Abstract
The invention discloses a kind of speaker module, it is fixed on the loudspeaker monomer in peripheral housing including peripheral housing and collecting, loudspeaker monomer at least two, and there is between loudspeaker monomer certain angle, each loudspeaker monomer houses fixing formation speaker module group unit by different peripheral housings, and each speaker module group unit is arranged side by side and secure bond forms described speaker module.A kind of manufacture method of above-mentioned speaker module, comprises the steps：A. injection forms the peripheral housing of each speaker module group unit, installs each loudspeaker monomer in outer casing body, and assembling forms each independent speaker module group unit；B. each independent speaker module group unit is arranged side by side and secure bond forms speaker module.This structure can improve the acoustical behavior of product, and can simplify the packaging technology of product.
Description
Technical field
The present invention relates to electroacoustic field is and in particular to a kind of speaker module and its manufacture method.
Background technology
The peripheral housing that speaker module generally includes loudspeaker monomer and houses fixing loudspeaker monomer, traditional structure is raised
Sound device module only comprises a loudspeaker monomer, and high frequency sound signal and low-frequency acoustic signal are sent by this loudspeaker monomer.Due to
Same loudspeaker monomer often only in high frequency or low-frequency range acoustical behavior preferably it is difficult to keep preferable sound in wider frequency band
Learn performance.Therefore, it is necessary to improve to the speaker module of this traditional structure, to avoid drawbacks described above.
Content of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of speaker module, can improve the sound of speaker module
Learn performance, and the packaging technology of product can be simplified.
To achieve these goals, the present invention provides a kind of speaker module, is fixed on institute including peripheral housing and collecting
State the loudspeaker monomer in peripheral housing, wherein, described loudspeaker monomer at least two, and have between loudspeaker monomer
Certain angle, each loudspeaker monomer houses fixing formation speaker module group unit by different peripheral housings, and each is raised one's voice
Device module group unit is correspondingly formed the independent front operatic tunes and the rear operatic tunes；Each speaker module group unit is arranged side by side and secure bond is formed
Described speaker module.
Furthermore it is preferred that scheme be that described loudspeaker monomer includes a tweeter monomer and a low frequency loudspeaker
Device monomer, two loudspeaker monomers respectively by different peripheral housing secure bond formed described tweeter module group unit and
Woofer module group unit.
Furthermore it is preferred that scheme be, described tweeter module group unit go out acoustic aperture and described woofer module
The acoustic aperture that goes out of unit is respectively positioned on side；The sound of described woofer monomer radiation rotate at an angle after by going out acoustic aperture spoke
It is mapped to the external world；Described tweeter monomer go out acoustic aperture towards described go out acoustic aperture setting.
Furthermore it is preferred that scheme be, described tweeter module group unit go out acoustic aperture and described woofer module
The hole position of speaking of unit is in the same side, and is provided separately；Described tweeter monomer just to described go out acoustic aperture setting.
Furthermore it is preferred that scheme be that the peripheral housing of described woofer module group unit includes extending to described high frequency
The support arm of speaker module group unit；The peripheral housing positioning to described tweeter module group unit for the described support arm, and with
Described tweeter module group unit secure bond.
A kind of manufacture method of above-mentioned speaker module, wherein, comprises the steps：
A. injection forms the peripheral housing of each speaker module group unit, installs each described speaker in described periphery housing
Monomer, assembling forms each independent speaker module group unit；
B. each independent speaker module group unit is arranged side by side and secure bond forms described speaker module.
Furthermore it is preferred that scheme be also to comprise the steps in step a：
A1. injection forms the peripheral housing of described woofer module group unit, installs described in described periphery housing
Woofer monomer, assembling forms described woofer module group unit；
A2. injection forms the peripheral housing of described tweeter module group unit, installs described in described periphery housing
Tweeter monomer, assembling forms described tweeter module group unit.
Furthermore it is preferred that scheme be also to include the step that described tweeter module group unit is positioned by described support arm
Suddenly.
Furthermore it is preferred that scheme be that woofer module group unit described in step a1 includes three independent parts：On
Shell, middle shell and lower casing, described woofer monomer includes vibrational system and magnetic circuit system, and described woofer monomer is installed
To in described middle shell, then described upper casing, middle shell and lower casing secure bond are integrated.
Furthermore it is preferred that scheme be that tweeter module group unit described in step a2 includes three independent parts：Before
Shell, middle shell and back cover, described tweeter monomer includes vibrational system and magnetic circuit system, and described tweeter monomer is installed
To in described middle shell, then described fore shell, middle shell and back cover secure bond are integrated.
After technique scheme, compared with traditional structure, the present invention has multiple loudspeaker monomers, and respectively raises one's voice
Device monomer, by independent peripheral housing molding, forms the independent front operatic tunes and the rear operatic tunes, and this structure can improve product
Acoustical behavior；And the mode being arranged side by side after each speaker module group unit independence molding and combining can simplify the assembling of product
Technique is it is ensured that the performance of product.
Brief description
By present invention is described below in conjunction with the accompanying drawings, the features described above of the present invention and technological merit will become more
Plus it is clear and easy to understand.
Fig. 1 is the perspective view of speaker module of the present invention；
Fig. 2 is that speaker module of the present invention removes the perspective view after fore shell and upper casing；
Fig. 3 is the dimensional decomposition structure diagram one of speaker module of the present invention；
Fig. 4 is the A-A cross-sectional view of speaker module shown in Fig. 1；
Fig. 5 is the dimensional decomposition structure diagram two of speaker module of the present invention；
Fig. 6 is the B-B cross-sectional view of speaker module shown in Fig. 1.
Specific embodiment
With specific embodiment, further detailed description is done to the present invention below in conjunction with the accompanying drawings.
Speaker module of the present invention includes two loudspeaker monomers：Woofer monomer and tweeter monomer are low
Band loudspeaker monomer is used in radiation, low-frequency acoustic signal, and tweeter monomer is used for radiating high-frequency signal.Woofer list
The bore of body, magnetic circuit system and voice coil diameter are bigger, and the better sensitivity of low frequency reproduction performance, transient response is also higher, and
The structure of tweeter monomer and woofer monomer contrast.And when the front operatic tunes space of speaker module is larger
When, be conducive to the lifting of low frequency sound effect to have certain inhibitory action to high frequency sound effect, thus adopt single loudspeaker list
The speaker module of body is difficult to take into account high frequency sound effect and low frequency sound effect simultaneously.Thus this simultaneously setting woofer monomer and
The speaker module of tweeter monomer, different loudspeaker monomers can be used for radiating the signal of different frequency, fully profit
With the advantage of each loudspeaker monomer, improve the acoustical behavior of whole speaker module.Additionally, speaker module correspondence of the present invention is low
Band loudspeaker monomer and tweeter monomer are housed with different peripheral housings, form the low of independent lifted low frequency sound effect
Band loudspeaker module group unit and the tweeter module group unit that can lift high frequency sound effect, thus be conducive to speaker acoustical behavior
Lifting further.
As depicted in figs. 1 and 2, speaker module includes woofer module group unit 1 and tweeter module group unit
2, wherein woofer module group unit 1 and tweeter module group unit 2 is arranged side by side；Woofer module group unit 1 from
Go out at acoustic aperture 10 in radiation, low-frequency acoustic signal, connect with the front operatic tunes of vibrating diaphragm 141 upside of woofer module group unit 1, such as
Shown in Fig. 1 and Fig. 2；The acoustic aperture 20 that goes out of tweeter module group unit 2 radiates high frequency sound signal, with tweeter module group unit
The front operatic tunes connection of 2 vibrating diaphragm 241 front side, as depicted in figs. 1 and 2.As shown in figure 1, going out acoustic aperture 10 and going out acoustic aperture 20 and set side by side
Setting in the side of speaker module, positioned at homonymy and the structure for being provided separately of speaker module.Woofer monomer
Vibrating diaphragm 141 vibrate along the vertical direction, the acoustical signal of radiation is radiated the external world from the acoustic aperture 10 that goes out of side after rotating to an angle,
Be conducive to the formation of low-frequency acoustic signal.Preferably, the vibrating diaphragm 241 of tweeter monomer is arranged towards going out acoustic aperture 20, vibrating diaphragm 241
The sound that radiation is formed directly is radiated the external world by going out acoustic aperture 20, is conducive to improving high frequency sound effect.
After said structure, tweeter monomer and woofer monomer are arranged at an angle, if same
Carry out in peripheral housing assembling then technics comparing complexity, and due to tweeter module group unit and woofer module list
Externally casing body is different with the requirement that monomer coordinates for unit, is also unfavorable for the raising of sound effect.Therefore, woofer monomer of the present invention
Housed by different peripheral housings respectively with tweeter monomer and fix, and formed respectively corresponding to respective speaker monomer
The front operatic tunes and the rear operatic tunes, corresponding two loudspeaker monomers goes out the side that acoustic aperture is respectively positioned on speaker module, and for separately setting
The structure put.This structure is conducive to simplifying the moulding process of speaker module, improves the acoustical behavior of product.
As shown in Figure 3 and Figure 4, woofer module group unit 1 includes peripheral housing and collecting is fixed in peripheral housing
Woofer monomer 14, wherein peripheral housing includes upper casing 11, middle shell 12 and lower casing 13, and the fixing low frequency of wherein middle shell 12 is raised
Sound device monomer 14.Middle shell 12 includes the support arm 121 extending, and support arm 121 is used for supporting fixing tweeter module list
Unit 2, is easy to tweeter module group unit 2 and accurately positions.As shown in figure 4, woofer monomer 14 includes vibrational system
And magnetic circuit system, the voice coil loudspeaker voice coil 142 that wherein vibrational system includes vibrating diaphragm 141 and is incorporated into vibrating diaphragm 141 downside, by sound in work process
Circle 142 drives vibrating diaphragms 141 vibration to produce sound, for the high frequency characteristics of improving product, the center of vibrating diaphragm 141 herein in connection with
There is rigid composite bed.Magnetic circuit system includes washer 143, Magnet 144 and the lower magnetic conductive board 145 combining successively, wherein, magnetic circuit system
Unite as two magnetic route structure, Magnet 144 includes the internal magnet at center and the external magnet at edge, and washer 143 is also included positioned at central part
The interior washer dividing and the outer washer being located at marginal portion, form the magnetic gap housing voice coil loudspeaker voice coil 142, sound between internal magnetic circuit and external magnetic circuit
Circle 142 is subject to the effect up-down vibration of Ampere force in magnetic field after connecting the signal of telecommunication, vibrating diaphragm 141 vibration can be driven further to send sound
Sound.
Additionally, operatic tunes I after also being formed between woofer monomer 14 and peripheral housing, as shown in Figures 2 to 4, rear sound
Chamber I is located at side and the bottom surface of woofer monomer 14, can fill sound-absorbing material or gas adsorption material in rear operatic tunes I
(as carbon fiber nonwoven fabric etc.) is such that it is able to adjust the low frequency sound effect of woofer module group unit 1 further.Middle shell 12 will be low
The front operatic tunes of band loudspeaker module group unit 1 and rear operatic tunes I separate, and the space between vibrating diaphragm 141 and upper casing 11 forms front sound
Chamber, is gone out the end that acoustic aperture 10 is located at the side of the front operatic tunes, is connected with the front operatic tunes and makes vibrating diaphragm 141 spoke of woofer monomer 14
The sound penetrated can be radiated the external world by going out acoustic aperture 10.In order to increase the smoothness of airflow, middle shell 12 is located at out acoustic aperture
10 position is provided with the avoidance inclined-plane 120 that material is formed, and as shown in Figures 2 to 4, avoids inclined-plane 120 and can increase and acoustic aperture 10
Aperture, such that it is able to increase the flow of air-flow, be conducive to the radiation of sound.
As shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, tweeter module group unit 2 includes peripheral housing and institute is fixed in collecting
State the tweeter monomer 24 in peripheral housing, wherein, peripheral housing includes fore shell 21, middle shell 22 and back cover 23, wherein main
Tweeter monomer 24 is fixed by middle shell 22.The structure of tweeter monomer 24 as shown in fig. 6, include vibrational system and
Magnetic circuit system, wherein vibrational system include vibrating diaphragm 241, are incorporated into the voice coil loudspeaker voice coil 242 of vibrating diaphragm 241 side；Magnetic circuit system is included successively
In conjunction with washer 243, Magnet 244 and frame 245, wherein magnetic circuit system forms the magnetic gap housing voice coil loudspeaker voice coil 242.Before vibrating diaphragm 241
The space of side forms the front operatic tunes of tweeter module group unit 2, and the front operatic tunes connects with going out acoustic aperture 20, the sky of vibrating diaphragm 241 rear side
Between form the rear operatic tunes II of tweeter module group unit 2, the front operatic tunes and rear operatic tunes II are the structure being provided separately, rear operatic tunes II
In sound-absorbing material or gas adsorption material can be set, such as carbon fiber nonwoven fabric etc., operatic tunes II after speaker module can be increased
Equivalent volume, improve speaker module low frequency sound effect.
It should be noted that according to the difference of specific speaker modular structure, the structure of tweeter module group unit 2
It is not limited to said structure, for example, it is possible to operatic tunes volume or be not provided with the front operatic tunes before reducing, or in vibrating diaphragm 241 towards going out acoustic aperture
The angle of tweeter monomer 24 is converted, above-mentioned improvement is all within the scope of the present invention in the case of 20 side settings,
All do not affect the enforcement of the present invention.
Additionally, the position corresponding to tweeter module group unit 2 on the middle shell 12 of woofer module group unit 1 is provided with
Support arm 121, support arm 121 and back cover 23 secure bond of tweeter module group unit 2, can be used for limiting tweeter
The particular location of module group unit.
There is between the present embodiment tweeter monomer 24 and woofer monomer 14 angle (not including 0 degree), angle
The number of degrees of degree do not limit, and woofer monomer 14 is preferably disposed on a horizontal plane.The vibrating diaphragm 241 of tweeter monomer 24
Arrange it is preferred that the vibrating diaphragm 241 of tweeter monomer is just to going out acoustic aperture 20, such that it is able to maximum towards going out acoustic aperture 20 side
The high frequency sound effect of the lifting tweeter module group unit 2 changed.
Speaker module of the present invention has two loudspeaker monomers, in radiation, the woofer of low-frequency acoustic signal
Monomer and the tweeter monomer for radiating high frequency sound signal, for the ease of the installation of two loudspeaker monomers, Er Qiewei
It is easy to improve low frequency and the high frequency sound effect of product, two are raised one's voice using being individually formed after two speaker modules by the present invention again
The scheme that device module combines.Specific implementation step is as follows：
1. by the injection mo(u)lding respectively of the upper casing 11 of woofer module group unit 1, middle shell 12 and lower casing 13, by low frequency loudspeaker
Device monomer 14 is fixedly installed in middle shell 12, then successively by upper casing 11 and middle shell 12, middle shell 12 and lower casing 13 secure bond, shape
Become woofer module group unit 1；
2., by the injection mo(u)lding respectively of the fore shell 21 of tweeter module group unit 2, middle shell 22 and back cover 23, high frequency is raised one's voice
Device monomer 24 is fixedly installed in middle shell 22, then successively by upper casing 21 and middle shell 22, middle shell 22 and back cover 23 secure bond, shape
Become tweeter module group unit 2；
3. by tweeter module group unit 2 and woofer module group unit 1 secure bond by way of gluing, its
Middle/high frequency loudspeaker module group unit 2 is the structure being arranged side by side with woofer module group unit 1, passes through to support during secure bond
Arm 121 is to tweeter module group unit 1 secure bond.
Size due to woofer monomer 14 is more than the size of tweeter monomer 24, and ties for operatic tunes etc.
The requirement of structure is different, therefore, this woofer module group unit 1 and the separately formed mode of tweeter module group unit 2
Advantageously ensure that the acoustical behavior of each module group unit, thus being conducive to improving the acoustical behavior of whole speaker module.Additionally, raising
The quantity of sound device monomer is not limited to two or multiple, can form the independent front operatic tunes and the rear operatic tunes respectively, then simultaneously
Row's setting secure bond, to ensure the acoustical behavior of each speaker module group unit, and can be with simplified assembling process.
Under the above-mentioned teaching of the present invention, those skilled in the art can carry out others on the basis of above-described embodiment
Improve and deform, and these improve and deform, and are all within the scope of the present invention, it will be understood by those skilled in the art that
Above-mentioned specific descriptions simply preferably explain the purpose of the present invention, and protection scope of the present invention is by claim and its equivalent
Limit.
Claims (8)
1. a kind of speaker module, is fixed on the loudspeaker monomer in described periphery housing including peripheral housing and collecting, it is special
Levy and be, described loudspeaker monomer at least two, and between adjacent loudspeakers monomer, there is certain angle, each speaker
Monomer houses fixing by different peripheral housings and forms independent speaker module group unit, each speaker module group unit pair
The independent front operatic tunes and the rear operatic tunes should be formed；Each speaker module group unit is arranged side by side and secure bond forms described speaker mould
Group；
Described loudspeaker monomer includes a tweeter monomer and a woofer monomer, and two loudspeaker monomers divide
Described tweeter module group unit and woofer module group unit are not formed by different peripheral housing secure bond；
The support arm of described woofer module periphery housing is fixed with described tweeter unit；
Described tweeter module group unit go out acoustic aperture and the acoustic aperture that goes out of described woofer module group unit is respectively positioned on side；
The sound of described woofer monomer radiation is radiated the external world by going out acoustic aperture after rotating at an angle；
The vibrating diaphragm of described tweeter monomer towards described go out acoustic aperture setting.
2. speaker module according to claim 1 it is characterised in that described tweeter module group unit go out acoustic aperture
With the hole position of speaking of described woofer module group unit in the same side, and it is provided separately；
Described tweeter monomer just to described go out acoustic aperture setting.
3. speaker module according to claim 1 is it is characterised in that described support arm is to described tweeter module
The peripheral housing positioning of unit, and with described tweeter module group unit secure bond.
4. a kind of manufacture method of the speaker module as described in any claim as claims 1 to 3 is it is characterised in that wrap
Include following steps：
A. injection forms the peripheral housing of each speaker module group unit, installs each described speaker list in described periphery housing
Body, assembling forms each independent speaker module group unit；
B. each independent speaker module group unit is arranged side by side and secure bond forms described speaker module.
5. the manufacture method of speaker module according to claim 4 is it is characterised in that also include in step a walking as follows
Suddenly：
A1. injection forms the peripheral housing of described woofer module group unit, installs described low frequency in described periphery housing
Loudspeaker monomer, assembling forms described woofer module group unit；
A2. injection forms the peripheral housing of described tweeter module group unit, installs described high frequency in described periphery housing
Loudspeaker monomer, assembling forms described tweeter module group unit.
6. the manufacture method of speaker module according to claim 5 is it is characterised in that also include described tweeter
The step that module group unit is positioned by described support arm.
7. the manufacture method of speaker module according to claim 5 is it is characterised in that low frequency loudspeaker described in step a1
Device module group unit includes three independent parts：Upper casing, middle shell and lower casing, described woofer monomer includes vibrational system and magnetic
Road system, described woofer monomer is installed in described middle shell, then by described upper casing, middle shell and lower casing secure bond is
Integrally.
8. the manufacture method of speaker module according to claim 4 is it is characterised in that high frequency described in step a2 is raised one's voice
Device module group unit includes three independent parts：Fore shell, middle shell and back cover, described tweeter monomer includes vibrational system and magnetic
Road system, described tweeter monomer is installed in described middle shell, then by described fore shell, middle shell and back cover secure bond is
Integrally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310130772.2A CN103209373B (en) | 2013-04-16 | 2013-04-16 | Speaker module and its manufacture method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310130772.2A CN103209373B (en) | 2013-04-16 | 2013-04-16 | Speaker module and its manufacture method |
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| CN103209373A CN103209373A (en) | 2013-07-17 |
| CN103209373B true CN103209373B (en) | 2017-03-01 |
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| CN201310130772.2A Active CN103209373B (en) | 2013-04-16 | 2013-04-16 | Speaker module and its manufacture method |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354629B (en) * | 2013-07-26 | 2016-12-28 | 歌尔股份有限公司 | Speaker module |
| CN104038855A (en) * | 2014-06-04 | 2014-09-10 | 瑞声光电科技(常州)有限公司 | Electric acoustic device and assembly method for same |
| CN104113800B (en) * | 2014-07-25 | 2018-07-27 | 无锡杰夫电声股份有限公司 | Dumbbell type reflex cabinet with high pitch compensation |
| CN104902358B (en) * | 2015-06-08 | 2019-01-18 | 歌尔股份有限公司 | A kind of loudspeaker mould group |
| US9723400B2 (en) * | 2015-08-04 | 2017-08-01 | Sound Solutions International Co., Ltd. | Integrated loudspeaker device having an acoustic chamber containing sound adsorber material |
| CN109275063A (en) * | 2018-09-28 | 2019-01-25 | 歌尔股份有限公司 | Loudspeaker mould group and mobile terminal |
| CN112104931B (en) * | 2020-08-27 | 2021-12-24 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box |
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| CN101854573A (en) * | 2009-03-30 | 2010-10-06 | 富准精密工业(深圳)有限公司 | Sound structure and electronic device using same |
| WO2013016375A1 (en) * | 2011-07-25 | 2013-01-31 | Dr. G Licensing, Llc | Ultra-low profile loudspeakers |
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| CN103209373A (en) | 2013-07-17 |
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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Applicant after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Applicant before: Goertek Inc. |
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