CN103997709A - Bent loudspeaker module - Google Patents
Bent loudspeaker module Download PDFInfo
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- CN103997709A CN103997709A CN201410242258.2A CN201410242258A CN103997709A CN 103997709 A CN103997709 A CN 103997709A CN 201410242258 A CN201410242258 A CN 201410242258A CN 103997709 A CN103997709 A CN 103997709A
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Abstract
The invention provides a bent loudspeaker module which comprises a bent single loudspeaker and a bent module outer shell used for correspondingly accommodating and fixing the single loudspeaker. The module outer shell comprises a module lower shell unit, a module middle shell unit and a module upper shell unit. Fixing ribs for fixing the single loudspeaker are arranged on the inner side of the edge of the module upper shell unit. The module middle shell unit is fixed on the edge of the module upper shell unit and used for accommodating the module upper shell unit. The module lower shell unit is buckled on the module middle shell unit. A groove is formed in the surface of the module upper shell unit, and the groove, the fixing ribs and the single loudspeaker form a space regarded as a front voice cavity. The module middle shell unit, the fixing ribs, the module lower shell unit and the single loudspeaker form a space regarded as a rear voice cavity. According to the bent loudspeaker module, the inner bent space of a portable electronic product with a bent screen can be fully utilized, the portable electronic product with the bent screen is compact in internal structure, design and manufacturing difficulty of the internal structure of the portable electronic product with the bent screen are reduced, and manufacturing cost of the portable electronic product with the bent screen is reduced.
Description
Technical field
The present invention relates to loudspeaker techniques field, more specifically, relate to a kind of bending loud speaker module.
Background technology
Along with social progress and scientific and technical fast development, portable type electronic product rises gradually, and, complete function easy to carry with it, can meet many-sided demand such as people's online, communication and amusement and be favourably welcome, as mobile phone, ipad etc.Loud speaker module as important acoustic element in portable type electronic product also has demand widely thereupon.
Portable type electronic product develops into Qu Ping from straight plate, because the inner space of song screen portable type electronic product is bending, existing loud speaker module is in the time being assembled in bent screen portable type electronic product, can not make full use of the space of bent screen portable type electronic product interior curve, thereby strengthen bent screen portable type electronic product design difficulty and manufacturing cost, restricted the development of bent screen portable type electronic product.
Therefore, need a kind of new loud speaker module that can adapt to bent screen portable type electronic product.
Summary of the invention
In view of the above problems, the object of this invention is to provide a kind of bending loud speaker module, can not make full use of the problem in bent screen portable type electronic product interior curve space to solve existing loud speaker module.
Bent screen loud speaker module provided by the invention, comprises bending loudspeaker monomer and the corresponding bending module shell of fixing this loudspeaker monomer of accommodating; Wherein,
Bending module shell comprises module mesochite and the bending module upper casing of bending module lower casing, bending; Inner side, edge at bending module upper casing is provided with fixing muscle, for the loudspeaker monomer of stationary curved; Bending module mesochite is fixed on the edge of bending module upper casing, for accommodating bending module upper casing; Bending module lower casing is fastened on bending module mesochite;
Surface at bending module upper casing is provided with groove, and the space forming between this groove, fixing muscle and the loudspeaker monomer of bending is the front operatic tunes of bending loud speaker module; The space forming between the module lower casing of bending module mesochite, fixing muscle and bending and bending loudspeaker monomer is the rear operatic tunes of bending loud speaker module.
Wherein, on bending loudspeaker monomer, be fixed with foam, for cushioning bending loudspeaker monomer.
Wherein, on groove, offer phonate hole, for transmitting the sound sending when bending loudspeaker monomer vibrates.
Wherein, be fixed with Air Filter at bending loudspeaker monomer near the one side of phonate hole, for preventing that introduced contaminants from entering bending loudspeaker monomer inside from phonate hole.
In addition, between bending module lower casing and the module mesochite of bending, be also provided with electrical connector, electrical connector is electrically connected with bending loudspeaker monomer, forms the connecting circuit of bending loud speaker module.
Moreover, on bending loudspeaker monomer, be provided with pad, electrical connector and pad welding conducting.
Wherein, electrical connector is FPC or FCC or cable.
Wherein, bending module upper casing and bending module mesochite seal by the mode of ultra-sonic welded or gluing or crimping.
In addition, bending module mesochite and bending module lower casing seal by the mode of ultra-sonic welded or gluing or crimping.
Moreover, bending loudspeaker monomer involving vibrations system, magnetic circuit system and for accommodating the auxiliary system of vibrational system and magnetic circuit system; Vibrational system comprises vibrating diaphragm and voice coil loudspeaker voice coil; Magnetic circuit system comprises bending centring magnet, bending center washer, the bending kind iron in limit, bending limit washer and basin frame; Auxiliary system comprises shell and bending protecgulum.
Moreover the quantity of bending module mesochite and bending module upper casing is respectively at least one.
Utilize above-mentioned according to bending loud speaker module provided by the invention, in bending loud speaker module is installed to portable type electronic product time, because the curvature of bending loud speaker module bending is roughly the same with the curvature of bent screen portable type electronic product, therefore can make full use of the space of bent screen portable type electronic product interior curve, make bent screen portable type electronic product internal structure compactness, reduce bent screen portable type electronic product internal structure design difficulty and manufacture difficulty, thereby reduce the cost of manufacturing bent screen portable type electronic product.
In order to realize above-mentioned and relevant object, one or more aspects of the present invention comprise below by the feature that describes in detail and particularly point out in the claims.Explanation below and accompanying drawing describe some illustrative aspects of the present invention in detail.But, the instruction of these aspects be only some modes that can use in the variety of way of principle of the present invention.In addition, the present invention is intended to comprise all these aspects and their equivalent.
Brief description of the drawings
By reference to the content below in conjunction with the description of the drawings and claims, and along with understanding more comprehensively of the present invention, other object of the present invention and result will be understood and easy to understand more.In the accompanying drawings:
Fig. 1 is according to the structural entity schematic diagram of the bending loud speaker module of the embodiment of the present invention;
Fig. 2 is another structural entity schematic diagram according to the bending loud speaker module of the embodiment of the present invention;
Fig. 3 is according to the STRUCTURE DECOMPOSITION schematic diagram of the bending loud speaker module of the embodiment of the present invention;
Fig. 4 is the vertical view of Fig. 2;
Fig. 5 is the cutaway view along A-A line in Fig. 4.
In institute's drawings attached, identical label is indicated similar or corresponding feature or function.
Reference numeral wherein comprises: loudspeaker monomer 1, module lower casing 2, module mesochite 3, module upper casing 4, phonate hole 5, the front operatic tunes 6, the rear operatic tunes 7, fixing muscle 8, electrical connector 9, foam 10, Air Filter 12, groove 13, vibrating diaphragm 14, voice coil loudspeaker voice coil 15, centring magnet 16, center washer 17, limit magnet 18, limit washer 19, basin frame 20, shell 21, protecgulum 22, ball top 23.
Embodiment
In the following description, for purposes of illustration, for the complete understanding to one or more embodiment is provided, many details have been set forth.But, clearly, also can in the situation that there is no these details, realize these embodiment.In other example, one or more embodiment for convenience of description, known structure and equipment illustrate with the form of block diagram.
Below with reference to accompanying drawing, specific embodiments of the invention are described in detail.
The bending loud speaker module that the embodiment of the present invention provides is for being arranged on bending portable type electronic product inside, below taking bending mobile phone as example, the bending loud speaker module that the embodiment of the present invention is provided is described in detail, but the bending loud speaker module that the embodiment of the present invention provides is not limited to and is arranged on bending interior of mobile phone, can also be arranged in the portable type electronic product of the bendings such as ipad.
For convenient statement, the component names of following middle bending is referred to as the title of parts own, and for example bending loudspeaker monomer is referred to as loudspeaker monomer.
Fig. 1, Fig. 2 and Fig. 3 show respectively according to the structural entity schematic diagram of the bending loud speaker module of the embodiment of the present invention, another structural entity schematic diagram and STRUCTURE DECOMPOSITION schematic diagram.
As shown in Figure 1, Figure 2 and Figure 3, the bending loud speaker module that the embodiment of the present invention provides, comprise module shell and loudspeaker monomer 1, loudspeaker monomer 1 correspondence is housed in the inside of module shell, further, logical relation between the internal structure of module shell and loudspeaker monomer 1 and module shell internal structure, please refer to Fig. 3.
It should be noted that, loudspeaker monomer 1 correspondence is housed in the inside of module shell, refer to that loudspeaker monomer 1 and module shell internal structure have same curved shape,, the curvature of loudspeaker monomer 1 bending is identical with the curvature of module shell internal structure bending, like this, can ensure that loudspeaker monomer 1 is consistent with the crooked radian of module shell internal structure, so that loudspeaker monomer 1 is housed in the inside of module shell compactly, be assembled into bending loud speaker module.
Fig. 3 shows according to the STRUCTURE DECOMPOSITION schematic diagram of the bending loud speaker module of the embodiment of the present invention.As shown in Figure 3, module shell comprises module lower casing 2, module mesochite 3 and module upper casing 4, in an embodiment, module lower casing 2 and 4 designs of module upper casing are become to bending rectangle, module mesochite 3 is designed to the cuboid of bending hollow, be used for accommodating fixing module upper casing 4, according to the actual requirements, also module lower casing 2, module mesochite 3 and module upper casing 4 can be designed to other shape.
Wherein, be provided with fixing muscle 8 on the surface of module upper casing 4, by four the surperficial cuboids that thin plate surrounds that protrude from module upper casing 4, for fixing loudspeaker monomer 1, the length of fixing muscle 8 is slightly less than the length of module mesochite, so that module mesochite 3 is in the time being assembled together with module upper casing 4, module lower casing 2 can fasten on module mesochite 3.
Wherein, fixing muscle 8 can be integrally formed with module upper casing 4, and also moulding fits together again respectively.
Loudspeaker monomer 1 is fixed on the fixing muscle 8 of module upper casing 4, and module mesochite 3 is fixed to the edge on module upper casing 4 surfaces, and four faces of module mesochite 3 are accommodated module upper casing 4, and module lower casing 2 is fastened on module mesochite 3.
It should be noted that, the position of fixing muscle 8 will maintain a certain distance with the marginal surface of module upper casing 4, and shorter two thin plates of fixing muscle 8 are as much as possible away from the marginal surface of module upper casing 4, by loudspeaker monomer 1, module lower casing 2, module mesochite 3, when module upper casing 4 is assembled together, fixing muscle 8, module mesochite 3, space between loudspeaker monomer 1 and module lower casing 2 forms the rear operatic tunes 7, shorter two thin plates of fixing muscle 8 from the marginal surface of module upper casing 4 more away from, the space of the rear operatic tunes 7 is larger, then the space of the operatic tunes 7 is larger, the acoustical behavior of loud speaker is better.
In addition, be also provided with groove 13 on the surface of module upper casing 4, the space between this groove 13, fixing muscle 8 and loudspeaker monomer 1 forms the front operatic tunes 6.
In conjunction with Fig. 2 and Fig. 3, on the groove 13 of module upper casing 4, also offer phonate hole 5, the sound producing when loudspeaker monomer 1 is vibrated sends out.
As shown in Figures 2 and 3, in order to prevent that introduced contaminants from entering loudspeaker monomer 1 inside from phonate hole 5, one side at the close module upper casing 4 of loudspeaker monomer is pasted with Air Filter 12, and Air Filter can effectively prevent that introduced contaminants from entering loudspeaker monomer 1 inside, plays dustproof effect.
In order to prevent that loudspeaker monomer 1 is subject to excessive extruding in the time vibrating, in structure as shown in Figure 3, on two faces of loudspeaker monomer 1, be pasted with foam 10, foam 10 can play cushioning effect, prevents that loudspeaker monomer 1 is subject to excessive extruding in the time of vibration.
In the structure shown in Fig. 3, between module lower casing 2 and loudspeaker monomer 1, be also provided with electrical connector 9, be welded on the pad of loudspeaker monomer 1, with loudspeaker monomer 1 conducting, the connecting circuit that forms the bending loud speaker module of the embodiment of the present invention, is transported to loudspeaker monomer 1 inside by extraneous electric energy by this connecting circuit, thereby is converted into acoustic energy, in a specific implementation method, electrical connector 9 is the flexible circuit board such as FPC or cable or FCC.
In another embodiment, above-mentioned module upper casing 4 can be assembled together by the mode of ultra-sonic welded or gluing or crimping with module mesochite 3, can play the effect of sealing, module mesochite 3 is same with module lower casing 2 can be assembled together by the mode of ultra-sonic welded or gluing or crimping, plays the effect of sealing.
For the bending loud speaker module that the clearer explanation embodiment of the present invention provides, the vertical view of the bending loud speaker module providing according to the embodiment of the present invention and the cutaway view along A-A line in Fig. 4 are provided respectively for Fig. 4 and Fig. 5.
As shown in Figure 4 and Figure 5, loudspeaker monomer 1 involving vibrations system, magnetic circuit system and accommodate vibrational system and the auxiliary system of magnetic circuit system, wherein, magnetic circuit system comprises the centring magnet 16, the center washer 17 that are positioned at centre position, be positioned at limit magnet 18, the limit washer 19 of marginal position, and basin frame 20; Center washer 17 is arranged on limit washer 19 inner sides, centring magnet 16 is arranged on limit magnet 18 inner sides, center washer 17 is combined in the one side of centring magnet 16, limit washer 19 is combined in the one side of limit magnet 18, align in gap between centring magnet 16 and limit magnet 18 and the gap between center washer 17 and limit washer 19, formation magnetic field, two gaps, basin frame 20 is combined in the another side of limit magnet 18 and the another side of centring magnet 16.
Vibrational system comprises voice coil loudspeaker voice coil 15 and vibrating diaphragm 14, and voice coil loudspeaker voice coil 15 is arranged in two gaps, and vibrating diaphragm 14 is connected with voice coil loudspeaker voice coil 15, and vibrating diaphragm 14 comprises ball top 23.
Auxiliary system comprises shell 21 and protecgulum 22, and shell 21 is for accommodating magnetic circuit system and vibrational system, and protecgulum is fastened on ball top 23.
Wherein, loudspeaker monomer 1 is assembled to the inner side of the fixing muscle 8 of module upper casing 4, the shell of loudspeaker monomer 1 contacts with fixing muscle 8, module mesochite 3 is assembled to the edge of module upper casing 4, module lower casing 2 is assembled on module mesochite 3, offer the groove 13 of the indent of material formation on the surface of module upper casing 4, on groove 13, offer phonate hole 5, two faces at loudspeaker monomer 1 are pasted respectively foam 10, wherein, a foam sticks on the basin frame 20 of loudspeaker monomer 1, another sticks on the protecgulum 22 of loudspeaker monomer 1, on the foam 10 sticking on protecgulum, be pasted with Air Filter 12, Air Filter is fitted in the surface of module upper casing 4, and stick on foam 10 on basin frame 20 and be fitted in the surface of module lower casing 2, between module lower casing 2 and loudspeaker monomer 1, be provided with electrical connector 9.
As can be seen from Figure 5, in the case of having the foam 10 sticking on protecgulum 22, the space between fixing muscle 8, groove 13 and loudspeaker monomer 1 forms the front operatic tunes 6; The front operatic tunes 6 is the space that groove 13 forms together with foam 10.
In the case of not sticking on the foam 10 on protecgulum 22, space between fixing muscle 8, groove 13 and loudspeaker monomer 1 forms the front operatic tunes 6, for this kind of situation, owing to there is no foam 10, loudspeaker monomer 1 directly contacts with module upper casing 4, before the operatic tunes 6 be exactly that module upper casing 4 goes material to fall in the groove 13 of formation.
It can also be seen that from Fig. 5, in the case of having the foam 10 sticking on basin frame 20, the space that module mesochite 3, fixing muscle 8, module lower casing 2 and loudspeaker monomer 1 form is the rear operatic tunes 7, the rear operatic tunes 7 can be divided into two parts, Part I is two spaces that formed by module mesochite 3 and 8 two short thin plates of fixing muscle, Part II is by forming space between module lower casing 2 and loudspeaker monomer 1, and this space is communicated with two spaces of Part I, the operatic tunes 7 after forming together.
In the case of not sticking on the foam 10 on basin frame 20, between module lower casing 2 and loudspeaker monomer 1, there is not space, the rear operatic tunes 7 is exactly two spatial composings that formed by module mesochite 3 and 8 two short thin plates of fixing muscle, and fixing 8 two short thin plates of muscle from the edge on module upper casing 4 surfaces more away from, the space of the rear operatic tunes 7 forming is larger, makes the bending loud speaker module that the embodiment of the present invention provides have good acoustical behavior.
No matter the rear operatic tunes 7 belongs to above-mentioned which kind of situation, owing to sealing between module upper casing 4, module mesochite 3 and module lower casing 2, so the rear operatic tunes 7 of above-mentioned two situations all seals.
It should be noted that, in order to reduce the difficulty of Mold Making and the assembling difficulty of reduction loud speaker module, can increase the quantity of module mesochite 3 and module lower casing 2, each module casing of composition can be connected by ultrasonic wave or the mode of gluing or crimping.
The above-mentioned bending loud speaker module that the clear embodiment of the present invention provides in detail, due to bending loud speaker module is designed to bending pattern, in bending loud speaker module is installed to bending portable type electronic product time, because the curvature of bending loud speaker module bending is roughly the same with the curvature of bent screen portable type electronic product, , direction and the trend of bending loud speaker module and the bending of bent screen portable type electronic product are roughly the same, therefore can make full use of the space of bent screen portable type electronic product interior curve, make bent screen portable type electronic product internal structure compactness, reduce bent screen portable type electronic product internal structure design difficulty and manufacture difficulty, thereby reduce the cost of manufacturing bent screen portable type electronic product.
In the mode of example, the bending loud speaker module proposing according to the present invention is described above with reference to accompanying drawing.But, it will be appreciated by those skilled in the art that the bending loud speaker module proposing for the invention described above, can also on the basis that does not depart from content of the present invention, make various improvement to the details that realizes wherein.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (10)
1. a bending loud speaker module, comprises bending loudspeaker monomer and corresponding bending module shell of accommodating fixing described loudspeaker monomer; Wherein,
The module shell of described bending comprises module mesochite and the bending module upper casing of bending module lower casing, bending; Inner side, edge at the module upper casing of described bending is provided with fixing muscle, for the loudspeaker monomer of fixing described bending; The module mesochite of described bending is fixed on the edge of the module upper casing of described bending, for accommodating the module upper casing of described bending; The module lower casing of described bending is fastened on the module mesochite of described bending;
Surface at the module upper casing of described bending is provided with groove, and the space forming between described groove, described fixing muscle and the loudspeaker monomer of described bending is the front operatic tunes of described bending loud speaker module; The space forming between the module lower casing of the module mesochite of described bending, described fixing muscle, described bending and the loudspeaker monomer of described bending is the rear operatic tunes of described bending loud speaker module.
2. bending loud speaker module as claimed in claim 1, wherein,
On the loudspeaker monomer of described bending, be fixed with foam, for cushioning the loudspeaker monomer of described bending.
3. bending loud speaker module as claimed in claim 1, wherein,
On described groove, offer phonate hole, for transmitting the sound sending when described loudspeaker monomer vibrates.
4. bending loud speaker module as claimed in claim 3, wherein,
One side near described phonate hole on the loudspeaker monomer of described bending is fixed with bending Air Filter, for preventing that introduced contaminants from entering the loudspeaker monomer inside of described bending from described phonate hole.
5. bending loud speaker module as claimed in claim 1, wherein,
Between the module lower casing of described bending and the module mesochite of described bending, be also provided with electrical connector;
Described electrical connector is electrically connected with the loudspeaker monomer of described bending, forms the connecting circuit of described bending loud speaker module.
6. bending loud speaker module as claimed in claim 5, wherein,
On the loudspeaker monomer of described bending, be provided with pad, described electrical connector and described pad welding conducting.
7. the bending loud speaker module as described in claim 5 or 6, wherein,
Described electrical connector is FPC or FCC or cable.
8. bending loud speaker module as claimed in claim 1, wherein,
The module upper casing of described bending and the module mesochite of described bending seal by the mode of ultra-sonic welded or gluing or crimping; And
The module mesochite of described bending and the module lower casing of described bending seal by the mode of ultra-sonic welded or gluing or crimping.
9. bending loud speaker module as claimed in claim 1, wherein,
The loudspeaker monomer involving vibrations system of described bending, magnetic circuit system and for accommodating the auxiliary system of described vibrational system and described magnetic circuit system;
Described vibrational system comprises vibrating diaphragm and voice coil loudspeaker voice coil;
Described magnetic circuit system comprises bending centring magnet, bending center washer, bending limit magnet, bending limit washer and basin frame;
Described auxiliary system comprises shell and bending protecgulum.
10. bending loud speaker module as claimed in claim 1, wherein,
The quantity of the module mesochite of described bending and the module lower casing of described bending is respectively at least one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410242258.2A CN103997709B (en) | 2014-06-03 | 2014-06-03 | Bend loudspeaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410242258.2A CN103997709B (en) | 2014-06-03 | 2014-06-03 | Bend loudspeaker module |
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| CN103997709A true CN103997709A (en) | 2014-08-20 |
| CN103997709B CN103997709B (en) | 2017-10-27 |
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| CN201410242258.2A Active CN103997709B (en) | 2014-06-03 | 2014-06-03 | Bend loudspeaker module |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015184953A1 (en) * | 2014-06-03 | 2015-12-10 | 歌尔声学股份有限公司 | Bending loudspeaker and electronic wearing product using same |
| WO2017045260A1 (en) * | 2015-09-15 | 2017-03-23 | 歌尔声学股份有限公司 | Receiver |
| CN106792301A (en) * | 2017-01-06 | 2017-05-31 | 苏州新吴光电科技有限公司 | A kind of receiver |
| WO2020134676A1 (en) * | 2018-12-29 | 2020-07-02 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic device |
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| CN1725781A (en) * | 2004-07-20 | 2006-01-25 | Lg电子株式会社 | Mobile terminal having round external speaker |
| CN201821473U (en) * | 2010-09-26 | 2011-05-04 | 北京爱德发科技有限公司 | Wrist type sound box |
| US20140064541A1 (en) * | 2012-08-31 | 2014-03-06 | Dr. G Licensing, Llc | Wrist Band and Other Portable Loudspeakers and Electronic Apparatus Utilizing Same |
| CN203590436U (en) * | 2013-10-10 | 2014-05-07 | 歌尔声学股份有限公司 | Mini-sized loudspeaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1725781A (en) * | 2004-07-20 | 2006-01-25 | Lg电子株式会社 | Mobile terminal having round external speaker |
| CN201821473U (en) * | 2010-09-26 | 2011-05-04 | 北京爱德发科技有限公司 | Wrist type sound box |
| US20140064541A1 (en) * | 2012-08-31 | 2014-03-06 | Dr. G Licensing, Llc | Wrist Band and Other Portable Loudspeakers and Electronic Apparatus Utilizing Same |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015184953A1 (en) * | 2014-06-03 | 2015-12-10 | 歌尔声学股份有限公司 | Bending loudspeaker and electronic wearing product using same |
| US10070228B2 (en) | 2014-06-03 | 2018-09-04 | Goertek Inc. | Bending loudspeaker and wearable electronic products comprising the same |
| WO2017045260A1 (en) * | 2015-09-15 | 2017-03-23 | 歌尔声学股份有限公司 | Receiver |
| US10129619B2 (en) | 2015-09-15 | 2018-11-13 | Goertek Inc. | Receiver |
| CN106792301A (en) * | 2017-01-06 | 2017-05-31 | 苏州新吴光电科技有限公司 | A kind of receiver |
| WO2020134676A1 (en) * | 2018-12-29 | 2020-07-02 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic device |
| US10880635B2 (en) | 2018-12-29 | 2020-12-29 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic device |
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|---|---|
| CN103997709B (en) | 2017-10-27 |
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