CN204539383U - Loud speaker module - Google Patents
Loud speaker module Download PDFInfo
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- CN204539383U CN204539383U CN201520157497.8U CN201520157497U CN204539383U CN 204539383 U CN204539383 U CN 204539383U CN 201520157497 U CN201520157497 U CN 201520157497U CN 204539383 U CN204539383 U CN 204539383U
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- housing
- loud speaker
- magnetic conductive
- conductive board
- speaker module
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Abstract
The utility model discloses a kind of loud speaker module, comprise housing and be contained in the loudspeaker monomer of described housing, described housing comprises the first housing and the second housing; Described loudspeaker monomer comprises magnetic conductive board and is arranged at the magnet on described magnetic conductive board; Described magnetic conductive board is arranged near described second housing, and the corresponding magnetic conductive board of described second housing is provided with opening, and described loudspeaker monomer magnetic conductive board extends along described outward opening; And: described magnetic conductive board and the close marginal position of described second housing are provided with leads glue groove, described in lead in glue groove and be filled with colloid, described colloid fixes described magnetic conductive board and described second housing; Described leading between glue groove and described second housing is provided with gap, and described colloid infiltrates loud speaker module internal along described gap, and the described colloid infiltrating loud speaker module internal fixes described magnet and described second housing.The utility model loud speaker module has the high advantage of reliability.
Description
Technical field
The utility model relates to electroacoustic field, especially relates to the loud speaker module that a kind of reliability is high.
Background technology
Along with the expansion in consumer electronics market, the consumer electronics products such as a large amount of mobile phone, notebook computer are used widely, and as acoustic element important in consumer electronics product, loud speaker module has demand widely.Along with people are to the raising of consumer electronics product quality requirements, the reliability of loud speaker module also more and more receives the concern of people.
The loud speaker module of existing structure, comprise housing and be contained in the loudspeaker monomer in housing, housing comprises the first housing and the second housing, loudspeaker monomer comprises magnetic conductive board, in order to increase loudspeaker monomer size, improve module acoustical behavior, usually on housing, corresponding magnetic conductive board arranges opening, magnetic conductive board extends along outward opening, the loud speaker module of this structure, cannot protect monomer magnetic circuit in module, and in order to adapt to the slimming of consumer electronics product, high performance requirements, loud speaker module is more and more thinner, to performance requirement more and more close to the limit, loudspeaker monomer magnetic circuit maximizes design, reduce loudspeaker monomer shell itself to the parcel of loudspeaker monomer magnetic circuit and protection.In use, the magnetic circuit of loudspeaker monomer easily comes off the loud speaker module of existing structure, causes loud speaker module reliability lower.
Therefore, be necessary to propose a kind of improvement, to overcome the defect of existing structure loud speaker module.
Utility model content
Technical problem to be solved in the utility model is to provide the high loud speaker module of a kind of reliability.
To achieve these goals, the utility model loud speaker module is by the following technical solutions:
A kind of loud speaker module, comprise housing and be contained in the loudspeaker monomer of described housing, described housing comprises the first housing and the second housing, and described first housing and described second housing surround the cavity of accommodating and fixing described loudspeaker monomer; Described loudspeaker monomer comprises magnetic circuit system and vibrational system, and described magnetic circuit system comprises magnetic conductive board and is arranged at the magnet on described magnetic conductive board; Described magnetic conductive board is arranged near described second housing, and described vibrational system is arranged near described first housing, and the corresponding magnetic conductive board of described second housing is provided with opening, and described loudspeaker monomer magnetic conductive board extends along described outward opening; And: described magnetic conductive board and the close marginal position of described second housing are provided with leads glue groove, described in lead in glue groove and be filled with colloid, described colloid fixes described magnetic conductive board and described second housing; Described leading between glue groove and described second housing is provided with gap, and described colloid infiltrates loud speaker module internal along described gap, and the described colloid infiltrating loud speaker module internal fixes described magnet and described second housing.
As the preferred technical scheme of one, described magnet comprises the centring magnet that is arranged at described magnetic conductive board center and around the limit magnet that described centring magnet is arranged, described limit magnet and described second housing are fixed by described colloid.
As preferred technical scheme, described loudspeaker monomer is rectangle, and described magnetic conductive board corresponds to rectangle, described in lead the major axis limit that glue groove is arranged at described magnetic conductive board.
As further preferred technical scheme, described in lead the minor axis limit that glue groove is arranged at described magnetic conductive board.
As the preferred technical scheme of one, the corresponding described loudspeaker monomer of described first housing is provided with steel disc.
As the preferred technical scheme of one, the cavity that described first housing, the second housing surround is divided into the front operatic tunes and the rear operatic tunes by described loudspeaker monomer, described loudspeaker monomer and described first housing surround the front operatic tunes, and described first housing side is provided with the phonate hole be communicated with the described front operatic tunes.As further preferred, the corresponding described phonate hole in described first case side face is provided with Air Filter.
Loud speaker module of the present utility model, the exposed parts that magnetic conductive board exposes outside the second housing is provided with near the marginal position of the second housing and leads glue groove, lead in glue groove and be filled with colloid, magnetic conductive board and the second housing are fixed by colloid, simultaneously, be arranged at leading between glue groove and the second housing of magnetic conductive board edge and have gap, colloid infiltrates loud speaker module internal along the gap of leading between glue groove and the second housing, and the magnet of loudspeaker monomer and the second housing are fixed by the colloid infiltrating loud speaker module internal.The loud speaker module of this structure, improve being adhesively fixed of magnetic conductive board that loudspeaker monomer exposes and module second housing, improve fixing firmness, and, the magnetic circuit of loudspeaker monomer itself is also by the housing fixed bonding of colloid and loud speaker module, secondary hardening has been carried out to loudspeaker monomer magnetic circuit, effectively improve loudspeaker monomer and module casing in conjunction with firmness, greatly reduce the loud speaker module in use risk that comes off of magnetic circuit, improve the reliability of loud speaker module.
When the magnet of loudspeaker monomer comprise the centring magnet that is arranged at magnetic conductive board center and arrange around centring magnet limit magnet time, limit magnet and the second housing are fixed by the colloid infiltrated in loud speaker module, improve the firmness that limit magnet is combined with loud speaker module casing.
When loudspeaker monomer is rectangle, when magnetic conductive board corresponds to rectangle, lead the edge that glue groove is preferably arranged at the major axis limit of rectangle magnetic conductive board, fixed effect can be ensured, can assembling procedure be simplified again, certainly, also major axis limit and minor axis limit can be provided with and lead glue groove, more be conducive to improving loudspeaker monomer and module casing in conjunction with fastness, the ferropectic firmness of increase loudspeaker monomer magnetic.
In order to increase the space of loud speaker module internal cavity, make loudspeaker monomer maximize design, the corresponding loudspeaker monomer position of the first housing is provided with steel disc, and steel disc can reduce module shell thickness under the prerequisite of same intensity, improves internal cavity space.
The utility model loud speaker module, in order to reduce module taking vertical space, first housing side is provided with phonate hole, first housing and loudspeaker monomer surround the front operatic tunes, phonate hole is communicated with the front operatic tunes, the sound that loudspeaker monomer can be made to send is derived from module side, does not take the vertical space of module.In order to improve loud speaker module reliability, preventing foreign from entering loud speaker module internal and having an impact to loudspeaker monomer, the first phonate hole position, housing side is provided with Air Filter.
Accompanying drawing explanation
Fig. 1 is the utility model loud speaker module embodiment schematic diagram;
Fig. 2 is the module of loud speaker shown in Fig. 1 exploded view;
Fig. 3 is loud speaker module A-part A cutaway view described in Fig. 1;
Fig. 4 is I magnified partial view in Fig. 3.
Embodiment
Below in conjunction with accompanying drawing, describe the utility model content in detail:
As shown in Figure 1, Figure 2 and Figure 3, the utility model loud speaker module, comprise housing and loudspeaker monomer, housing comprises the first housing 11 and the second housing 12, first housing 11 and the second housing 12 surround the cavity of the fixing loudspeaker monomer 2 of collecting, as shown in Figure 2, the present embodiment loud speaker module also comprises flexible circuit board 3, and flexible circuit board 3 is electrically connected with loudspeaker monomer 2.When the utility model loud speaker module works, external drive electric current is passed to loudspeaker monomer 2 by flexible circuit board 3, drives loudspeaker monomer 2 sounding, whole loud speaker module work.
As shown in Figure 3, the utility model loud speaker module, loudspeaker monomer 2 comprises magnetic circuit system, the magnet that magnetic circuit system comprises magnetic conductive board 21 and is arranged on magnetic conductive board 21, magnetic conductive board 21 is arranged near the second housing 12, the corresponding magnetic conductive board 21 of second housing 12 is provided with opening, and magnetic conductive board 21 extends along described outward opening, and namely the magnetic conductive board 21 of loudspeaker monomer 2 exposes outside the second housing 12; As shown in Figures 3 and 4, magnetic conductive board 21 is provided with near the marginal position of the second housing 12 and leads glue groove 21a, lead in glue groove 21a and be filled with colloid 5, colloid 5 is by the second housing 12 and magnetic conductive board 21 secure bond, as shown in Figure 4, lead between glue groove 21a and the second housing 12 and be provided with gap, colloid 5 infiltrates loud speaker module internal along described gap, and the magnet of loudspeaker monomer 2 and the second housing 12 are fixed by colloid 5.As shown in Figure 3, the loud speaker module of the present embodiment, the magnet of loudspeaker monomer 2 comprises the centring magnet 22a being arranged at magnetic conductive board 21 center and the limit magnet 22b arranged around centring magnet 22a.As described in Figure 4, limit magnet 22b and the second housing 12 fix by colloid 5.Certainly, in actual application, the magnetic circuit system of loudspeaker monomer 2 can be other structures, does not affect the utility model loud speaker module advantage applies.The utility model loud speaker module, the magnetic conductive board 21 and the second housing 12 that expose outside loud speaker module second housing 12 fixedly secure by the colloid 5 that magnetic conductive board 21 is led in glue groove 21a, and, lead between glue groove 21a and the second housing 12 and be provided with gap, colloid 5 infiltrates loud speaker module internal by gap, the magnet of loudspeaker monomer 2 and the second housing 12 are fixed, further strengthening has been carried out to the magnetic circuit system of loudspeaker monomer 2, effective raising loudspeaker monomer and module casing in conjunction with protecting monomer magnetic circuit while firmness and fixing, greatly reduce the loud speaker module in use risk that comes off of magnetic circuit, improve the reliability of loud speaker module.
As shown in Figure 1, Figure 2 and Figure 3, the loudspeaker monomer 1 of the present embodiment loud speaker module is rectangular configuration, magnetic conductive board 21 corresponds to rectangle, lead glue groove 21a and can be arranged at the magnetic conductive board 21 major axis limit of rectangular configuration near the edge of the second housing, while guarantee fixed effect, reduce gluing, simplify production process.Certainly, in order to ensure that loud speaker module has the highest reliability, can be provided with near the major axis limit at the edge of the second housing 12 and minor axis limit at rectangular configuration magnetic conductive board 21 and to lead glue groove 21a structure, not affecting the utility model loud speaker module advantage applies.
In order to increase loud speaker module internal space, as shown in Figure 2 and Figure 3, first housing 11 corresponding loudspeaker monomer 2 installation site is provided with steel disc 11a, steel disc 11a can reduce thickness under the prerequisite ensureing casing rigidity, improve internal cavity space, increase loudspeaker monomer volume, thus improve loud speaker module acoustical behavior.
As shown in Figure 3, in order to not take vertical space, first housing 11 side of the present embodiment loud speaker module is provided with phonate hole 11b, first housing 11 surrounds the front operatic tunes with loudspeaker monomer 2, phonate hole 11b is communicated with the front operatic tunes, and the sound that loudspeaker monomer 2 sends is passed to external environment condition from phonate hole 11b.Normally to work to loud speaker impact in order to avoid foreign enters certain inside of loud speaker, corresponding phonate hole 11b position, the first housing 11 side is provided with Air Filter 4, and Air Filter 4 can improve loud speaker module reliability further.
To sum up, the utility model loud speaker module has the high advantage of reliability.
These are only the utility model case study on implementation, be not limited to the utility model, as long as those of ordinary skill in the art modify or change according to the equivalence that the utility model institute disclosure is done, all should include in the protection range recorded in claims.
Claims (7)
1. a loud speaker module, comprise housing and be contained in the loudspeaker monomer of described housing, described housing comprises the first housing and the second housing, and described first housing and described second housing surround the cavity of accommodating fixing described loudspeaker monomer; Described loudspeaker monomer comprises magnetic circuit system and vibrational system, and described magnetic circuit system comprises magnetic conductive board and is arranged at the magnet on described magnetic conductive board; Described magnetic conductive board is arranged near described second housing, and described vibrational system is arranged near described first housing, and the corresponding magnetic conductive board of described second housing is provided with opening, and described loudspeaker monomer magnetic conductive board extends along described outward opening; It is characterized in that: described magnetic conductive board and the close marginal position of described second housing are provided with leads glue groove, described in lead in glue groove and be filled with colloid, described colloid fixes described magnetic conductive board and described second housing; Described leading between glue groove and described second housing is provided with gap, and described colloid infiltrates loud speaker module internal along described gap, and the described colloid infiltrating loud speaker module internal fixes described magnet and described second housing.
2. loud speaker module according to claim 1, it is characterized in that: described magnet comprises the centring magnet that is arranged at described magnetic conductive board center and around the limit magnet that described centring magnet is arranged, described limit magnet and described second housing are fixed by described colloid.
3. loud speaker module according to claim 1 and 2, is characterized in that: described loudspeaker monomer is rectangle, and described magnetic conductive board corresponds to rectangle, described in lead the major axis limit that glue groove is arranged at described magnetic conductive board.
4. loud speaker module according to claim 3, is characterized in that: described in lead the minor axis limit that glue groove is arranged at described magnetic conductive board.
5. loud speaker module according to claim 1, is characterized in that: the corresponding described loudspeaker monomer of described first housing is provided with steel disc.
6. loud speaker module according to claim 1, it is characterized in that: the cavity that described first housing, the second housing surround is divided into the front operatic tunes and the rear operatic tunes by described loudspeaker monomer, described loudspeaker monomer and described first housing surround the front operatic tunes, and described first housing side is provided with the phonate hole be communicated with the described front operatic tunes.
7. loud speaker module according to claim 6, is characterized in that: the corresponding described phonate hole in described first case side face is provided with Air Filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520157497.8U CN204539383U (en) | 2015-03-19 | 2015-03-19 | Loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520157497.8U CN204539383U (en) | 2015-03-19 | 2015-03-19 | Loud speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204539383U true CN204539383U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520157497.8U Active CN204539383U (en) | 2015-03-19 | 2015-03-19 | Loud speaker module |
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| CN (1) | CN204539383U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016145889A1 (en) * | 2015-03-19 | 2016-09-22 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN106535070A (en) * | 2016-12-28 | 2017-03-22 | 歌尔股份有限公司 | Micro sounder |
| CN107360516A (en) * | 2017-06-30 | 2017-11-17 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure |
-
2015
- 2015-03-19 CN CN201520157497.8U patent/CN204539383U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016145889A1 (en) * | 2015-03-19 | 2016-09-22 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN106535070A (en) * | 2016-12-28 | 2017-03-22 | 歌尔股份有限公司 | Micro sounder |
| CN106535070B (en) * | 2016-12-28 | 2023-03-17 | 歌尔股份有限公司 | Miniature acoustic generator |
| CN107360516A (en) * | 2017-06-30 | 2017-11-17 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure |
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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. |