CN203984668U - Loud speaker module - Google Patents
Loud speaker module Download PDFInfo
- Publication number
- CN203984668U CN203984668U CN201420397184.5U CN201420397184U CN203984668U CN 203984668 U CN203984668 U CN 203984668U CN 201420397184 U CN201420397184 U CN 201420397184U CN 203984668 U CN203984668 U CN 203984668U
- Authority
- CN
- China
- Prior art keywords
- housing
- loudspeaker monomer
- loud speaker
- speaker module
- steel disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of loud speaker module, relate to electro-acoustic product technical field, the utility model improves the structure of module shell, thereby realize and first carried out the ultrasonic bonding between housing, and then loudspeaker monomer is installed in module inner chamber, finally seal the front operatic tunes by gluing, effectively solve in prior art that to carry out ultrasonic bonding after loudspeaker monomer caused bad because first installing, the utility model there will not be loudspeaker monomer to damage in assembling process, housing distortion or break, and the problem of front and back operatic tunes gas leakage, the product qualified rate of the utility model loud speaker module is high.
Description
Technical field
The utility model relates to electro-acoustic product technical field, particularly a kind of loud speaker module.
Background technology
Loud speaker module is the important acoustic element of portable electric appts, for completing the conversion between the signal of telecommunication and voice signal, is a kind of energy conversion device.
Loud speaker module comprises shell, contains loudspeaker monomer in shell, loudspeaker monomer involving vibrations system and magnetic circuit system; The shell of module is combined into by least two plastic casings conventionally.When the loud speaker module group assembling of this kind of structure, need first loudspeaker monomer is fixed on one of them housing, and then by ultrasonic welding process, two plastic casings are welded as a whole, complete the assembling of loud speaker module.Above-mentioned packaging technology can cause damage, the gas leakage of loud speaker module etc. of loudspeaker monomer bad in the time of assembling, and what time following main manifestations be:
One,, in the time of ultra-sonic welded, loudspeaker monomer can often be damaged by ultrasonic machine;
Two, for the loud speaker module of some height space deficiencies, in the time of ultra-sonic welded, housing can be subject to the extruding of loudspeaker monomer, and plastic casing easily deforms, and even breaks;
Three, because ultrasonic bonding realizes welding by dither, the fluid sealant for sealing the front operatic tunes of module and the rear operatic tunes being coated with at loudspeaker monomer periphery can lose efficacy under the effect at dither, thereby cause between the front operatic tunes of module and the rear operatic tunes poorly sealed, gas leakage.
For above technical problem, in industry, also there is no good solution at present.
Utility model content
Based on above deficiency, technical problem to be solved in the utility model is to provide a kind of loud speaker module, this loud speaker module there will not be in assembling process that loudspeaker monomer damages, module casing distortion or break, operatic tunes gas leakage is bad before and after module, module product qualified rate is high.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of loud speaker module, comprise shell, in described shell, contain loudspeaker monomer, described shell comprises the first housing and the second housing that combine, described the second housing is provided with two for blocking the buckle structure of described loudspeaker monomer, and two described buckle structures have horizontal elasticity; On described the first housing, the position of corresponding two described buckle structures is provided with installing hole, and described loudspeaker monomer is installed to module inner chamber by described installing hole and is stuck between two described buckle structures, and described installing hole place is coated with the 3rd housing; Described the first housing, described the 3rd housing and described loudspeaker monomer surround the front operatic tunes of described module jointly, and described the first housing, described the second housing and described loudspeaker monomer surround the rear operatic tunes of described module jointly.
Wherein, described the 3rd housing is steel disc.
As a kind of execution mode, the phonate hole of described module is positioned at the sidepiece of described loudspeaker monomer, and be arranged between described the first housing and described the second housing, described the first housing that is positioned at described installing hole sidepiece is provided with the through hole for being communicated with the described front operatic tunes and described phonate hole.
As another kind of execution mode, the phonate hole of described module is positioned on described steel disc, and described phonate hole is positioned at the orthographic projection scope of described loudspeaker monomer.
Wherein, on the sidewall of described installing hole, the position of corresponding two described buckle structures is equipped with and dodges groove, and two described buckle structures lay respectively at described in corresponding and dodge in groove.
Wherein, the position of dodging groove described in the sidewall of described installing hole is not provided with is provided with the positioning bar of some projections, between two adjacent described positioning bars, be provided with boss, between described positioning bar and described boss and described loudspeaker monomer, be formed for sealing the coating groove of the described front operatic tunes and the described rear operatic tunes.
Wherein, described buckle structure comprises the connecting portion perpendicular with the bottom of described the second housing, described connecting portion has horizontal elasticity, the end of described connecting portion is provided with clamping part vertical with described connecting portion and that extend to described loudspeaker monomer direction, and described clamping part is stuck on the end face of described loudspeaker monomer.
Wherein, the end face of described loudspeaker monomer is provided with the draw-in groove suitable with described clamping part.
Wherein, described steel disc comprises steel disc body, it is parallel with described steel disc body and lower than the limit wing of described steel disc body that the periphery of described steel disc body is provided with, between described steel disc body and described limit wing, connect as one by sidewall, between described sidewall, described limit wing and described the first housing, form glue groove.
Adopted after technique scheme, the beneficial effects of the utility model are:
Because the second housing of the utility model loud speaker module is provided with two for blocking the buckle structure of loudspeaker monomer, and two buckle structures have horizontal elasticity; On the first housing, the position of corresponding two buckle structures is provided with one for loudspeaker monomer being arranged on to two installing holes between buckle structure, and installing hole place is coated with the 3rd housing.This kind of structure of loud speaker module can first be combined as a whole the first housing and the second housing ultra-sonic welded in the time assembling, then the magnetic circuit system of loudspeaker monomer is pressed in housing by installing hole place down, because buckle structure has horizontal elasticity, in the time that loudspeaker monomer moves downward, buckle structure can be expanded to loud speaker both sides, in the time that loudspeaker monomer enters in housing completely, buckle structure can resilience block loud speaker, play the effect of fixing loudspeaker monomer, then between loudspeaker monomer and housing, gluing seals the front operatic tunes and the rear operatic tunes, finally the 3rd housing is covered to installing hole place, and by fixing seal between gluing and the first housing.From above-mentioned assembling procedure, the utility model loud speaker module first carries out ultrasonic bonding and then loudspeaker monomer is installed in housing between housing, therefore in the time carrying out ultrasonic bonding, there will not be that loudspeaker monomer damages, module casing distortion or break, operatic tunes gas leakage is bad before and after module, module product qualified rate is high.
In sum, the utility model loud speaker module has solved loud speaker module in prior art loudspeaker monomer damage has easily occurred in the time of assembling, the technical problem that module casing distortion is even broken and the module front and back operatic tunes leaks gas, the utility model loud speaker module has effectively solved above-mentioned technical problem, has improved the product qualified rate of loud speaker module.
Brief description of the drawings
Fig. 1 is the stereo decomposing structural representation of the utility model loud speaker module embodiment mono-;
Fig. 2 is the constitutional diagram of Fig. 1;
Fig. 3 is the orthographic projection view of Fig. 2;
Fig. 4 is the A-A line cutaway view of Fig. 3;
Fig. 5 is the upward view of Fig. 3;
Fig. 6 is the B-B line cutaway view of Fig. 5;
Fig. 7 is the structural representation of the second housing in Fig. 1;
Fig. 8 is the C-C line cutaway view of Fig. 7;
Fig. 9 is the perspective view of the first housing in Fig. 1;
Figure 10 is the planar structure schematic diagram of the first housing in Fig. 1;
Figure 11 is the structural representation of steel disc in Fig. 1;
Figure 12 is the D-D line cutaway view of Figure 11;
Figure 13 is the structural representation of the utility model loud speaker module embodiment bis-;
Figure 14 is the structural representation of the first housing in Figure 13;
Figure 15 is the structural representation of steel disc in Figure 13;
In figure: 10a, the first housing, 10b, the first housing, 100, installing hole, 12, dodge groove, 14, positioning bar, 16, boss, 18, through hole, 20a, the second housing, 20b, the second housing, 22, buckle structure, 220, clamping part, 222, connecting portion, 224, clinoplain, 30, loudspeaker monomer, 32, monomer protecgulum, 320, draw-in groove, 34, monomer shell, 360, ball top, 362, vibrating diaphragm, 364, voice coil loudspeaker voice coil, 380, magnetic conductive board, 382, internal magnet, 384, external magnet, 386, interior washer, 388, outer washer, 40a, steel disc, 40b, steel disc, 42a, steel disc body, 42b, steel disc body, 44, limit wing, 46, sidewall, 50a, phonate hole, 50b, phonate hole, 60, glue groove, 62, coating groove, 70, the front operatic tunes, 72, the rear operatic tunes.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.
Embodiment mono-:
As shown in Fig. 1 and Fig. 2 are common, a kind of loud speaker module, comprise the 3rd housing, the first housing 10a and the second housing 20a that combine successively, wherein the 3rd housing is steel disc 40a, in the space that steel disc 40a, the first housing 10a and the second housing 20a surround jointly, contains loudspeaker monomer 30.Module is that side goes out acoustic form, and phonate hole 50a is positioned at the sidepiece of loudspeaker monomer 30, is jointly surrounded by the first housing 10a and the second housing 20a.The first housing 10a, steel disc 40a and loudspeaker monomer 30 surround the front operatic tunes 70 (as shown in Figure 4) of module jointly, and the first housing 10a, the second housing 20a and loudspeaker monomer 30 surround the rear operatic tunes 72 (as shown in Figure 4) of module jointly.The first housing 10a and the second housing 20a, by ultrasonic welding process fixing seal, pass through glue fixing seal between steel disc 40a and the first housing 10a.
As shown in Fig. 3 and Fig. 4 are common, loudspeaker monomer 30 comprises the monomer protecgulum 32 and the monomer shell 34 that combine, in the space that monomer protecgulum 32 and monomer shell 34 surround, contains vibrational system and magnetic circuit system.Vibrational system comprises that edge is fixed on the vibrating diaphragm 362 between monomer protecgulum 32 and monomer shell 34, and vibrating diaphragm 362 is fixed with ball top 360 near the middle part of a side of monomer protecgulum 32, and the opposite side of vibrating diaphragm 362 is fixed with voice coil loudspeaker voice coil 364.Magnetic circuit system comprises the magnetic conductive board 380 being fixed on monomer shell 34, and the center of magnetic conductive board 380 inner sides is fixed with internal magnet 382 and interior washer 386 successively, and the marginal position of magnetic conductive board 380 inner sides is fixed with external magnet 384 and outer washer 388 successively.Between internal magnet 382 and interior washer 386 and external magnet 384 and outer washer 388, be provided with magnetic gap, the end of voice coil loudspeaker voice coil 364 is positioned at magnetic gap.Voice coil loudspeaker voice coil 364 does reciprocal cutting magnetic line movement according to the size and Orientation of the alternating current by its coiling in magnetic gap, and vibrating diaphragm 362 vibrates along with the reciprocating motion of voice coil loudspeaker voice coil 364, instigates air sounding, thereby completes the power conversion between electroacoustic.
As shown in Fig. 1, Fig. 4, Fig. 7 and Fig. 8 are common, loudspeaker monomer 30 is fixed by two buckle structures 22 that are located at the second housing 20a inner side, two buckle structures 22 are separately positioned on the both sides of loudspeaker monomer 30, the location for loudspeaker monomer 30 in Z direction (short transverse).Two buckle structures 22 are all structure as a whole with the second housing 20a, and are symmetricly set on the both sides of loudspeaker monomer 30.Buckle structure 22 comprises the connecting portion 222 with the bottom vertical of the second housing 20a, the end of connecting portion 222 is provided with clamping part 220, clamping part 220 is vertical with connecting portion 222 and extend to the direction of loudspeaker monomer 30, clamping part 220 is the clinoplain 224 extending to loudspeaker monomer 30 directions near a side of loudspeaker monomer 30, and connecting portion 222 has horizontal elasticity.When loudspeaker monomer 30, to be subject to external force inner when mobile to it by the outside of buckle structure 22, clinoplain 224 can play guide effect, clamping part 220 can be expanded to both sides after the extruding that is subject to loudspeaker monomer 30 under the elastic force effect of connecting portion 222, until loudspeaker monomer 30 is pressed in buckle structure 22 completely, clamping part 220 resets and is stuck on the end face of monomer protecgulum 32 of loudspeaker monomer 30 under the elastic force effect of connecting portion 222.On the end face of monomer protecgulum 32, the position of corresponding clamping part 220 is provided with the draw-in groove 320 suitable with the size and dimension of clamping part 220, and clamping part 220 is stuck in draw-in groove 320.Draw-in groove 320 had both played positioning action to clamping part 220, had also utilized fully the thickness of monomer protecgulum 32 simultaneously, had reduced the thickness of module.
As shown in Fig. 1, Fig. 6, Fig. 9 and Figure 10 are common, the position of the upper corresponding buckle structure 22 of the first housing 10a is provided with installing hole 100, first carrying out ultrasonic bonding at the first housing 10a and the second housing 20a is sealed into after one, loudspeaker monomer 30 is installed to (being in module inner chamber) between two buckle structures 22 from installing hole 100, and the size and dimension of installing hole 100 is consistent with loudspeaker monomer 30.The periphery of installing hole 100 is provided with the sidewall with the first housing 10a one, the position of corresponding two buckle structures 22 of sidewall be respectively equipped with one with buckle structure 22 size and dimensions suitable dodge groove 12, the first housing 10a and the second housing 20a sealing is positioned at and dodges groove 12 in conjunction with rear buckle structure 22.Sidewall is not provided with the position of dodging groove 12 and is provided with the positioning bar 14 of some projections, and positioning bar 14 is for the directions X of loudspeaker monomer 30 and the location of Y-direction (length and Width).On the sidewall between two adjacent positioning bars 14, be provided with boss 16, boss 16 is with respect to the surface of loudspeaker monomer 30 1 sides and the flush of positioning bar 14, the height of boss 16 is lower than the height of positioning bar 14, pack into after module inner chamber at loudspeaker monomer 30, between loudspeaker monomer 30 and positioning bar 14 and boss 16, form coating groove 62, glue is coated onto to the interior sealing realizing between the front operatic tunes 70 of loud speaker module and the rear operatic tunes 72 (as shown in Figure 4) of coating groove 62.
As shown in Fig. 5, Fig. 6 and Fig. 9 are common, the phonate hole 50a of module is located at sidepiece, between the first housing 10a and the second housing 20a, is provided with the through hole 18 with phonate hole 50a for the operatic tunes before being communicated with 70 on the first housing 10a.Through hole 18 is located at the side of installing hole 100 near phonate hole 50a, sidewall near installing hole 100 is provided with four through holes 18 side by side, before four through holes 18 are communicated with, the end face of the operatic tunes 70 and the end face height of positioning bar 14 are consistent, all, lower than the outer surface of the first housing 10a, the perforate direction of through hole 18 is perpendicular to the surface of the first housing 10a.
As shown in Fig. 2, Fig. 3 and Figure 11 are common, steel disc 40a comprises steel disc body 42a, the periphery of steel disc body 42a is provided with limit wing 44, limit wing 44 is parallel with steel disc body 42a and lower than the surface of steel disc body 42a, between steel disc body 42a and limit wing 44, connect as one by sidewall 46, steel disc body 42a, sidewall 46 and limit wing 44 are structure as a whole, and are stamped to form by a slice sheet metal.When steel disc 40a arrives taking loudspeaker monomer 30 as Support cover behind installing hole 100 places, between the sidewall of sidewall 46, limit wing 44 and installing hole 100, form glue groove 60, realized the sealing of the fixing and front operatic tunes 70 (as shown in Figure 4) between steel disc 40a and the first housing 10a at the interior gluing of glue groove 60.
Embodiment bis-:
As shown in Figure 13, Figure 14 and Figure 15 are common, present embodiment and embodiment mono-are basic identical, and its difference is:
In the space that steel disc 40b, the first housing 10b and the second housing 20b surround, contain loudspeaker monomer, module is for just going out acoustic form, and phonate hole 50b is arranged on the centre position of steel disc body 42b, and phonate hole 50b is positioned at the orthographic projection scope of loudspeaker monomer.
Because phonate hole 50b is arranged within the scope of the orthographic projection of loudspeaker monomer, directly the operatic tunes is spoken in the past, therefore do not need to arrange through hole on the first housing 10b, has simplified the structure of housing.
The assemble method of above-mentioned loud speaker module, comprises the following steps:
S1, provide the first housing and the second housing, and the first housing and the second housing are welded as a whole by ultrasonic technique;
S2, by loudspeaker monomer along magnetic circuit system down, the position of aiming at installing hole also applies downward pressure to it, and loudspeaker monomer is installed between two buckle structures from installing hole;
In S3, the coating groove that forms between loudspeaker monomer and the first housing, gluing seals the front operatic tunes and the rear operatic tunes;
S4, steel disc is placed in to the installing hole place of loudspeaker monomer top, taking loudspeaker monomer as support, and the front operatic tunes of gluing sealing in the glue groove forming between steel disc and the first housing, so far complete the assembling of whole loud speaker module.
From said structure and assemble method, the utility model improves the structure of module shell, thereby realize and first carried out the ultrasonic bonding between housing, and then loudspeaker monomer is installed in module inner chamber, the operatic tunes before finally sealing by gluing, effectively solve in prior art that to carry out ultrasonic bonding after loudspeaker monomer caused bad because first installing, the utility model there will not be loudspeaker monomer to damage in assembling process, housing distortion or break, and the problem of front and back operatic tunes gas leakage, the product qualified rate of the utility model loud speaker module is high.
The utility model is not limited to above-mentioned concrete execution mode, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of making, within all dropping on protection range of the present utility model.
Claims (9)
1. loud speaker module, comprise shell, in described shell, contain loudspeaker monomer, described shell comprises the first housing and the second housing that combine, it is characterized in that, described the second housing is provided with two for blocking the buckle structure of described loudspeaker monomer, and two described buckle structures have horizontal elasticity; On described the first housing, the position of corresponding two described buckle structures is provided with an installing hole, and described loudspeaker monomer is installed to module inner chamber by described installing hole and is stuck between two described buckle structures, and described installing hole place is coated with the 3rd housing; Described the first housing, described the 3rd housing and described loudspeaker monomer surround the front operatic tunes of described module jointly, and described the first housing, described the second housing and described loudspeaker monomer surround the rear operatic tunes of described module jointly.
2. loud speaker module according to claim 1, is characterized in that, described the 3rd housing is steel disc.
3. loud speaker module according to claim 2, it is characterized in that, the phonate hole of described module is positioned at the sidepiece of described loudspeaker monomer, and be arranged between described the first housing and described the second housing, described the first housing that is positioned at described installing hole sidepiece is provided with the through hole for being communicated with the described front operatic tunes and described phonate hole.
4. loud speaker module according to claim 2, is characterized in that, the phonate hole of described module is positioned on described steel disc, and described phonate hole is positioned at the orthographic projection scope of described loudspeaker monomer.
5. according to the loud speaker module described in claim 3 or 4, it is characterized in that, on the sidewall of described installing hole, the position of corresponding two described buckle structures is equipped with and dodges groove, and two described buckle structures lay respectively at described in corresponding and dodge in groove.
6. loud speaker module according to claim 5, it is characterized in that, the position of dodging groove described in the sidewall of described installing hole is not provided with is provided with the positioning bar of some projections, between two adjacent described positioning bars, be provided with boss, between described positioning bar and described boss and described loudspeaker monomer, be formed for sealing the coating groove of the described front operatic tunes and the described rear operatic tunes.
7. loud speaker module according to claim 6, it is characterized in that, described buckle structure comprises the connecting portion perpendicular with the bottom of described the second housing, described connecting portion has horizontal elasticity, the end of described connecting portion is provided with clamping part vertical with described connecting portion and that extend to described loudspeaker monomer direction, and described clamping part is stuck on the end face of described loudspeaker monomer.
8. loud speaker module according to claim 7, is characterized in that, the end face of described loudspeaker monomer is provided with the draw-in groove suitable with described clamping part.
9. according to the loud speaker module described in claim 3 or 4, it is characterized in that, described steel disc comprises steel disc body, it is parallel with described steel disc body and lower than the limit wing of described steel disc body that the periphery of described steel disc body is provided with, between described steel disc body and described limit wing, connect as one by sidewall, between described sidewall, described limit wing and described the first housing, form glue groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397184.5U CN203984668U (en) | 2014-07-17 | 2014-07-17 | Loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397184.5U CN203984668U (en) | 2014-07-17 | 2014-07-17 | Loud speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203984668U true CN203984668U (en) | 2014-12-03 |
Family
ID=51982083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420397184.5U Active CN203984668U (en) | 2014-07-17 | 2014-07-17 | Loud speaker module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203984668U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104105038A (en) * | 2014-07-17 | 2014-10-15 | 歌尔声学股份有限公司 | Loudspeaker module and assembling method of loudspeaker module |
| CN105516863A (en) * | 2016-02-04 | 2016-04-20 | 深圳市赛音微电子有限公司 | Elastic wave vibrating membrane |
| CN106061175A (en) * | 2016-07-04 | 2016-10-26 | 无锡云瞳信息科技有限公司 | Housing with portable buckle dustproof-waterproof-shakeproof structure |
| CN107864437A (en) * | 2017-10-20 | 2018-03-30 | Tcl通力电子（惠州）有限公司 | sound-producing device |
| CN110557704A (en) * | 2018-06-04 | 2019-12-10 | Oppo广东移动通信有限公司 | Telephone receiver, telephone receiver assembly and electronic equipment |
-
2014
- 2014-07-17 CN CN201420397184.5U patent/CN203984668U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104105038A (en) * | 2014-07-17 | 2014-10-15 | 歌尔声学股份有限公司 | Loudspeaker module and assembling method of loudspeaker module |
| WO2016008315A1 (en) * | 2014-07-17 | 2016-01-21 | 歌尔声学股份有限公司 | Loudspeaker module and assembly method for loudspeaker module |
| CN104105038B (en) * | 2014-07-17 | 2017-09-22 | 歌尔股份有限公司 | The assemble method of loudspeaker module and the loudspeaker module |
| CN105516863A (en) * | 2016-02-04 | 2016-04-20 | 深圳市赛音微电子有限公司 | Elastic wave vibrating membrane |
| CN106061175A (en) * | 2016-07-04 | 2016-10-26 | 无锡云瞳信息科技有限公司 | Housing with portable buckle dustproof-waterproof-shakeproof structure |
| CN107864437A (en) * | 2017-10-20 | 2018-03-30 | Tcl通力电子（惠州）有限公司 | sound-producing device |
| CN110557704A (en) * | 2018-06-04 | 2019-12-10 | Oppo广东移动通信有限公司 | Telephone receiver, telephone receiver assembly and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104105038A (en) | Loudspeaker module and assembling method of loudspeaker module | |
| CN203984668U (en) | Loud speaker module | |
| CN203618117U (en) | Loudspeaker module | |
| CN203618121U (en) | Loudspeaker module | |
| CN204350291U (en) | Loud speaker module | |
| CN104540080A (en) | Loudspeaker module | |
| CN105101022A (en) | Vibration sounding apparatus | |
| CN203574855U (en) | Loudspeaker module | |
| US20180192202A1 (en) | Miniature speaker | |
| CN104796817A (en) | Speaker module | |
| CN104540076A (en) | Loudspeaker module | |
| CN204291372U (en) | Microspeaker | |
| CN204929243U (en) | Vibration sounding apparatus | |
| CN104168528A (en) | Loudspeaker module | |
| CN203851284U (en) | Loudspeaker module group and electronic device comprising same | |
| CN203722813U (en) | Loudspeaker module | |
| CN204046811U (en) | Loud speaker module | |
| CN203984670U (en) | Microspeaker | |
| CN203618119U (en) | Loudspeaker module | |
| CN204598285U (en) | Loud speaker module | |
| CN203912189U (en) | Mini loudspeaker and loudspeaker module provided with the same | |
| CN204598283U (en) | Loud speaker module | |
| CN202841501U (en) | Speaker module | |
| CN202907167U (en) | Loudspeaker device | |
| CN102883251B (en) | Speaker unit and manufacture method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |