CN202841501U - Speaker module - Google Patents
Speaker module Download PDFInfo
- Publication number
- CN202841501U CN202841501U CN 201220526225 CN201220526225U CN202841501U CN 202841501 U CN202841501 U CN 202841501U CN 201220526225 CN201220526225 CN 201220526225 CN 201220526225 U CN201220526225 U CN 201220526225U CN 202841501 U CN202841501 U CN 202841501U
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- Prior art keywords
- housing
- speaker module
- section
- conductive board
- magnetic conductive
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Abstract
The utility model discloses a speaker module and relates to the technical field of electro-acoustic products. The speaker module comprises a first shell and a second shell which are combined into a whole, wherein a vibration system and a magnetic circuit system are contained in a hollow cavity formed by the first shell and the second shell in an enclosing mode, the magnetic circuit system comprises a magnet, a hole is formed in the position, corresponding to the magnet, of the first shell, a magnetically conductive plate is mounted in the hole, an avoiding portion formed by removing materials is arranged at the joint of the magnetically conductive plate and the first shell and located on the side, far away from the magnet, of the magnetically conductive plate, and a colloid containing groove used for containing a colloid is formed between the avoiding portion and the first shell. The speaker module resolves the technical problem that a magnetic circuit system in an existing speaker module in the prior art is prone to coming out of a shell, the magnetically conductive plate and the shells of the speaker module are combined firmly, and the speaker module has the advantages of being high in impact resistant capacity, good in working performance, long in service life and the like.
Description
Technical field
The utility model relates to the electro-acoustic product technical field, particularly a kind of loud speaker module.
Background technology
The loud speaker module is a important component part in the portable electric appts as a kind of acoustical device, and the loud speaker module generally includes the loudspeaker monomer that is contained in the housing, loudspeaker monomer involving vibrations system and magnetic circuit system.The magnetic circuit system of loud speaker module comprises magnet and the washer and the magnetic conductive board that are arranged at the magnet both sides in the prior art; Magnetic conductive board is incorporated into the tapping of housing, and the sidewall of magnetic conductive board is planar structure, is glued with housing to be integrated.This structure of magnetic conductive board so that between magnetic conductive board and the housing in conjunction with very insecure, when the loud speaker module is subject to the impact of external force, magnetic conductive board is easy to come off from housing, thereby so that magnetic circuit system deviates from, and then service behaviour and the useful life of loud speaker module have been seriously influenced in housing.
The utility model content
Technical problem to be solved in the utility model provides a kind of loud speaker module, between the magnetic conductive board of this loud speaker module and the housing in conjunction with firmly, favorable working performance, long service life.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of loud speaker module, comprise the first housing and the second housing that are combined as a whole, contain vibrational system and magnetic circuit system in the cavity that described the first housing and the second housing surround, described magnetic circuit system comprises magnet, the position of corresponding described magnet is provided with perforate on described the first housing, in the described perforate magnetic conductive board is installed, the position that described magnetic conductive board engages with described the first housing is provided with expects the section that dodges that forms, the described section of dodging is positioned at described magnetic conductive board away from a side of described magnet, the described glue groove that is formed for accommodating colloid between section and described the first housing of dodging.
As a kind of improvement, the sidewall of described magnetic conductive board is provided with outward extending annular boss, and described boss is positioned at described magnetic conductive board and is not provided with a described side of dodging section, and described the first housing is overlapped on the described boss.
As further improvement, corresponding described position of dodging section is provided with the bevelling on described the first housing, and the inclined-plane of described bevelling and described dodging are formed with described glue groove between the section.
As further improvement, the described planar structure of surface for tilting of dodging section.
As further improvement, described surface of dodging section is hierarchic structure.
The beneficial effects of the utility model are: the position of corresponding magnet is provided with perforate on the first housing of loud speaker module described in the utility model, magnetic conductive board is installed in the perforate, the position that magnetic conductive board engages with the first housing is provided with expects the section that dodges that forms, the section of dodging is positioned at magnetic conductive board away from a side of magnet, dodges the glue groove that is formed for accommodating colloid between section and the first housing.Owing to being formed with glue groove between magnetic conductive board and the first housing, glue groove has increased the contact area of magnetic conductive board and colloid, increased the glue-spread between magnetic conductive board and the first housing, therefore magnetic conductive board firmly can be fixed on the first housing, so that magnetic conductive board can not come off from the first housing easily, guaranteed that magnetic circuit system can not deviate from when the loud speaker module is subject to impacting in housing, thereby improved the service behaviour of loud speaker module, prolonged the useful life of loud speaker module.
Because the sidewall of magnetic conductive board is provided with outward extending annular boss, boss is positioned at the side that magnetic conductive board is not provided with the section of dodging, the first housing is overlapped on the boss, when the loud speaker module is subject to impacting, boss plays barrier effect, has guaranteed that further magnetic conductive board can not come off from the first housing, and then has guaranteed that inner magnetic circuit system can not deviate from housing, further improve the service behaviour of loud speaker module, prolonged the useful life of loud speaker module.
Because corresponding position of dodging section is provided with the bevelling on the first housing, the inclined-plane of bevelling and dodge and be formed with glue groove between the section.Enlarge the contact area of the first housing and colloid, enlarged the volume of glue groove, increased the glue-spread between the first housing and the magnetic conductive board, further improved the firmness that the first housing is combined with magnetic conductive board.
In sum, the utility model loud speaker module has solved the technical problem that magnetic circuit system in the loud speaker module in the prior art is easily deviate from the housing.In conjunction with firmly, has strong shock resistance, favorable working performance, the advantages such as long service life between the utility model loud speaker module magnetic conductive board and the housing.
Description of drawings
Fig. 1 is the stereo decomposing structural representation of the embodiment one of the utility model loud speaker module;
Fig. 2 is the cross-sectional view of the embodiment one of the utility model loud speaker module;
Fig. 3 is the A section enlarged drawing of Fig. 2;
Fig. 4 is the stereo decomposing structural representation of the embodiment two of the utility model loud speaker module;
Fig. 5 is the cross-sectional view of the embodiment two of the utility model loud speaker module;
Fig. 6 is the B section enlarged drawing of Fig. 5;
Among the figure: 11, the first housing, 111, the bevelling, 112, perforate, the 12, second housing, 21, vibrating diaphragm, 22, voice coil loudspeaker voice coil, 31, washer, 32, magnet, 33, magnetic conductive board, 331, boss, 332, dodge section, 4, glue groove.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.
Embodiment one:
Such as Fig. 1, shown in Fig. 2 and Fig. 3 are common, a kind of loud speaker module, comprise the first housing 11 and the second housing 12 that are combined as a whole, contain vibrational system and magnetic circuit system in the cavity that the first housing 11 and the second housing 12 surround, magnetic circuit system comprises magnet 32, the position of corresponding magnet 32 is provided with perforate 112 on the first housing 11, magnetic conductive board 33 is installed in the perforate 112, the position that magnetic conductive board 33 engages with the first housing 11 is provided with expects the section that dodges 332 that forms, dodge section 332 and be positioned at magnetic conductive board 33 away from a side of magnet 32, dodge the glue groove 4 that is formed for accommodating colloid between section 332 and the first housing 11; Dodge the planar structure of surface for tilting of section 332.Owing to being formed with glue groove 4 between magnetic conductive board 33 and the first housing 11, glue groove 4 has increased the contact area of magnetic conductive board 33 with colloid, increased the glue-spread between magnetic conductive board 33 and the first housing 11, therefore magnetic conductive board 33 firmly can be fixed on the first housing 11, so that magnetic conductive board 33 can not come off from the first housing 11 easily, guaranteed that magnetic circuit system can not deviate from when the loud speaker module is subject to impacting in housing, thereby improved the service behaviour of loud speaker module, prolonged the useful life of loud speaker module.Dodge the planar structure of surface for tilting of section 33, this kind structure also has advantage simple in structure, easy to process in the effect of having played the increase glue-spread.
The sidewall of magnetic conductive board 33 is provided with outward extending annular boss 331, and boss 331 is positioned at the side that magnetic conductive board 33 is not provided with the section of dodging 332, and the first housing 11 is overlapped on the boss 331.When the loud speaker module is subject to impacting, boss 331 plays barrier effect, guaranteed that further magnetic conductive board 33 can not come off from the first housing 11, and then guaranteed that inner magnetic circuit system can not deviate from housing, further improve the service behaviour of loud speaker module, prolonged the useful life of loud speaker module.
Corresponding position of dodging section 332 is provided with bevelling 111 on the first housing 11, the inclined-plane of bevelling 111 and dodge and be formed with glue groove 4 between the section 332, and the two sides of glue groove 4 are relative inclined-plane, so that the cross sectional shape of glue groove is Y-shaped.Enlarge the contact area of the first housing 11 with colloid, enlarged the volume of glue groove 4, increased the glue-spread between the first housing 11 and the magnetic conductive board 33, further improved the firmness of the first housing 11 with magnetic conductive board 33 combinations.
Magnetic circuit system also comprises the washer 31 that is arranged between magnet 32 and the vibrational system, and magnet 32 comprises internal magnet and external magnet, and washer 31 is corresponding two of interior washer and the outer washers that are divided into also.Vibrational system comprises vibrating diaphragm 21 and voice coil loudspeaker voice coil 22.
Embodiment two:
Shown in Fig. 4, Fig. 5 and Fig. 6 are common, a kind of loud speaker module, its structure and embodiment one are basic identical, and its difference is:
The surface of dodging section 332 is hierarchic structure, one side sidewall of glue groove 4 is hierarchic structure, the opposite side sidewall is ramp structure, further enlarged the volume of glue groove 4, increase the effect of the loading of viscose glue, also increase simultaneously the contact area of magnetic conductive board 33 with colloid, further improved the firmness of the first housing 11 with magnetic conductive board 33 combinations.
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 having done all drop within the protection range of the present utility model.
Claims (5)
1. loud speaker module, comprise the first housing and the second housing that are combined as a whole, contain vibrational system and magnetic circuit system in the cavity that described the first housing and the second housing surround, described magnetic circuit system comprises magnet, the position of corresponding described magnet is provided with perforate on described the first housing, in the described perforate magnetic conductive board is installed, it is characterized in that: the position that described magnetic conductive board engages with described the first housing is provided with expects the section that dodges that forms, the described section of dodging is positioned at described magnetic conductive board away from a side of described magnet, the described glue groove that is formed for accommodating colloid between section and described the first housing of dodging.
2. loud speaker module according to claim 1, it is characterized in that: the sidewall of described magnetic conductive board is provided with outward extending annular boss, described boss is positioned at described magnetic conductive board and is not provided with a described side of dodging section, and described the first housing is overlapped on the described boss.
3. loud speaker module according to claim 1 is characterized in that: corresponding described position of dodging section is provided with the bevelling on described the first housing, and the inclined-plane of described bevelling and described dodging are formed with described glue groove between the section.
4. loud speaker module according to claim 3 is characterized in that: the described planar structure of surface for tilting of dodging section.
5. loud speaker module according to claim 3, it is characterized in that: described surface of dodging section is hierarchic structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220526225 CN202841501U (en) | 2012-10-15 | 2012-10-15 | Speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220526225 CN202841501U (en) | 2012-10-15 | 2012-10-15 | Speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202841501U true CN202841501U (en) | 2013-03-27 |
Family
ID=47953087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220526225 Expired - Lifetime CN202841501U (en) | 2012-10-15 | 2012-10-15 | Speaker module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202841501U (en) |
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 |
| CN109089202A (en) * | 2018-08-07 | 2018-12-25 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN109348374A (en) * | 2018-10-26 | 2019-02-15 | 歌尔股份有限公司 | A kind of loudspeaker |
-
2012
- 2012-10-15 CN CN 201220526225 patent/CN202841501U/en not_active Expired - Lifetime
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 |
| CN109089202A (en) * | 2018-08-07 | 2018-12-25 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN109348374A (en) * | 2018-10-26 | 2019-02-15 | 歌尔股份有限公司 | A kind of loudspeaker |
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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. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |