CN204539465U - Speaker unit - Google Patents
Speaker unit Download PDFInfo
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- CN204539465U CN204539465U CN201520241189.3U CN201520241189U CN204539465U CN 204539465 U CN204539465 U CN 204539465U CN 201520241189 U CN201520241189 U CN 201520241189U CN 204539465 U CN204539465 U CN 204539465U
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- speaker unit
- vibrating diaphragm
- protecgulum
- voice coil
- waterproof gasket
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Abstract
The utility model discloses a kind of speaker unit, involving vibrations system, the auxiliary system of magnetic circuit system and the fixing described vibrational system of collecting and described magnetic circuit system; Described vibrational system comprises vibrating diaphragm; Described auxiliary system comprises protecgulum, and: described protecgulum is provided with waterproof gasket away from described vibrational system side, and described vibrating diaphragm, described protecgulum are combined with described waterproof gasket integrated injection molding.Speaker unit of the present utility model, the vibrating diaphragm of vibrational system is combined with the protecgulum of auxiliary system and waterproof gasket integrated injection molding, compresses, can meet the waterproof requirement of more than terminal IPX7 level, good water-proof effect after waterproof gasket contacts with terminal.Further, vibrating diaphragm, protecgulum and waterproof gasket are one-body molded, simplify the production technology of water-proof loudspeaker device, enhance productivity, reduce the production cost of speaker unit, improve the yield of speaker unit reprocessed product.
Description
Technical field
The utility model relates to electroacoustic field, especially relates to a kind of good water-proof effect, speaker unit simple for assembly process.
Background technology
Along with the development of science and technology, portable electron device gets more and more people's extensive concerning, along with popularizing of portable electron device, the properties of its portable electron device also becomes the emphasis of people's concern, and the functions of waterproof and dustproof as portable electron device more and more receives the concern of people.Speaker unit is as the main phonation unit of portable electronic terminal, and its functions of waterproof and dustproof is also more and more subject to industry and pays close attention to.
The speaker unit of prior art, involving vibrations system, magnetic circuit system and auxiliary system, the fixing vibrational system of described auxiliary system collecting and magnetic circuit system, auxiliary system comprises protecgulum, in order to ensure the fire resistance characteristic of portable electric appts, usual needs to be sticked adhesive waterproof tape away from vibrational system side on protecgulum, also namely the protecgulum of speaker unit is contacted with portable electric appts by adhesive waterproof tape, adhesive waterproof tape can avoid environmental liquids to enter portable electric appts inside by the gap between speaker unit protecgulum and portable terminal assemble, ensure waterproof effect.But, the speaker unit of prior art, protecgulum arranges the structure of adhesive waterproof tape, needs the extra operation increasing the adhesive waterproof tape that is sticked in speaker unit production process, reduces production efficiency, increase production cost, and, if adhesive waterproof tape and protecgulum fixed effect poor, then cannot ensure waterproof effect, if the bonding force that adhesive waterproof tape and protecgulum are fixed is too large, then can reduce the rate of finished products that speaker unit is reprocessed.
Therefore, be necessary to propose a kind of improvement, to overcome the defect of prior art speaker unit.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of good water-proof effect, and production technology is simple, and production efficiency is high, the speaker unit that production cost is low.
To achieve these goals, the utility model is by the following technical solutions:
A kind of speaker unit, involving vibrations system, the auxiliary system of magnetic circuit system and the fixing described vibrational system of collecting and described magnetic circuit system; Described vibrational system comprises vibrating diaphragm; Described auxiliary system comprises protecgulum, and: described protecgulum is provided with waterproof gasket away from described vibrational system side, and described vibrating diaphragm, described protecgulum are combined with described waterproof gasket integrated injection molding.
As the preferred technical scheme of one, described vibrating diaphragm is silicon rubber material.
As further preferred technical scheme, described waterproof gasket is also silicon rubber material.
As further preferred technical scheme, described vibrating diaphragm and described waterproof gasket integrated formed structure.
As the preferred technical scheme of one, described auxiliary system also comprises shell, described vibrating diaphragm, protecgulum, waterproof gasket integrative-structure and described shell secure bond.
As the refinement scheme of such scheme, described vibrational system also comprises voice coil loudspeaker voice coil and strengthening course, and described voice coil loudspeaker voice coil and described strengthening course and described vibrating diaphragm are fixed.
As the preferred version of such scheme, described voice coil loudspeaker voice coil and/or strengthening course and described vibrating diaphragm are adhesively fixed; As another kind of preferred version, described voice coil loudspeaker voice coil and/or strengthening course are combined with described vibrating diaphragm integrated injection molding.
Speaker unit of the present utility model, the vibrating diaphragm of vibrational system is combined with the protecgulum of auxiliary system and waterproof gasket integrated injection molding, compress after waterproof gasket contacts with terminal, the waterproof requirement of more than terminal IPX7 level (in short-term water test) can be met, good water-proof effect.And, vibrating diaphragm, protecgulum and waterproof gasket are one-body molded, speaker unit need not arrange adhesive waterproof tape separately in production and assembly process on protecgulum, simplify the production technology of water-proof loudspeaker device, enhance productivity, omit adhesive waterproof tape and reduce the production cost of speaker unit, it also avoid the problem that the speaker unit reprocessed product yield that causes because adhesive waterproof tape bonding force is excessive is too low.Therefore, the utility model speaker unit has good water-proof effect, and production technology is simple, and production efficiency is high, and production cost is low, the advantage that reprocessed product yield is high.
Accompanying drawing explanation
Fig. 1 is the utility model speaker unit embodiment stereogram;
Fig. 2 is the exploded view of speaker unit shown in Fig. 1;
Fig. 3 is the cutaway view of speaker unit shown in Fig. 1;
Fig. 4 is the vibrating diaphragm of speaker unit shown in Fig. 1, protecgulum, waterproof gasket integrative-structure cutaway view;
Fig. 5 is I magnified partial view in Fig. 4.
Embodiment
Below in conjunction with accompanying drawing, describe the utility model content in detail:
As shown in the figure, the speaker unit of the utility model embodiment, involving vibrations system, magnetic circuit system and auxiliary system.Auxiliary system comprises protecgulum 13 and shell 3, and protecgulum 13 coordinates with shell 3 accommodates fixing vibrational system and magnetic circuit system.Vibrational system comprises vibrating diaphragm 12, voice coil loudspeaker voice coil 22 and strengthening course 21, and voice coil loudspeaker voice coil 22 and strengthening course 21 are fixed on vibrating diaphragm 12.Magnetic circuit system comprises frame 43, be fixed on frame 43 near the magnet 42 of vibrational system side and the washer 41 that is fixed on magnet, be provided with magnetic gap between frame 43 and magnet 42, voice coil loudspeaker voice coil 22 is outstanding to be established with in magnetic gap, voice coil loudspeaker voice coil 22 also comprises voice coil leads, and voice coil leads is electrically connected with electric-conductor.External drive signal is entered in voice coil loudspeaker voice coil 22 by electric-conductor, is positioned at voice coil loudspeaker voice coil 22 curent change of magnetic gap, makes voice coil loudspeaker voice coil 22 be subject to Lorentz force and up-down vibration, and voice coil loudspeaker voice coil 22 vibrates and drives vibrating diaphragm 12 to vibrate, and air sounding is instigated in vibrating diaphragm 12 vibration.Speaker unit of the present utility model, protecgulum 13 is also provided with waterproof gasket 11 away from the outside of vibrational system, speaker unit is combined with exterior terminal equipment by waterproof gasket 11, and waterproof gasket is the requirement that the utility model speaker unit meets external electrical terminal equipment waterproof.
As Fig. 3, shown in Fig. 4 and Fig. 5, speaker unit of the present utility model, waterproof gasket 11, protecgulum 13 and vibrating diaphragm 12 integrated injection molding combine, waterproof gasket 11, protecgulum 13 and vibrating diaphragm 12 in order injection moulding combine, namely protecgulum 13 is fixedly installed between waterproof gasket 11 and vibrating diaphragm 12, thus ensures that speaker unit is contacted with exterior terminal by waterproof gasket 11, compresses after waterproof gasket 11 contacts with terminal, the waterproof requirement of more than terminal device IP X7 level can be met, good water-proof effect.And, vibrating diaphragm 12, protecgulum 13 and waterproof gasket 11 are one-body molded, make speaker unit additionally adhesive waterproof tape need not be set on protecgulum 13 in production and assembly process, simplify the production technology of speaker unit, enhance productivity, omit adhesive waterproof tape and reduce the production cost of speaker unit, it also avoid the problem that the reprocessed product yield that causes because adhesive waterproof tape bonding force is excessive is too low.
As one preferred embodiment, vibrating diaphragm 12 can be silicon rubber material, and the vibrating diaphragm 12 of silicon rubber material is conducive to the integrated injection molding with protecgulum 13 and waterproof gasket 11.As further preferred embodiment, waterproof gasket 11 also can be silicon rubber material, reduces the technology difficulty of vibrating diaphragm 12, protecgulum 13 and waterproof gasket 11 integrated injection molding further.
Simplify most to make speaker unit production technology, farthest enhance productivity, the vibrating diaphragm 12 of silicon rubber material is structure as a whole with the waterproof gasket 11 of silicon rubber material, as shown in Figures 4 and 5, vibrating diaphragm 12 and waterproof gasket 11 are identical material, one-body molded, leave the avoiding structure with protecgulum 13 integrated injection molding between integrated vibrating diaphragm 12 and waterproof gasket 11.Protecgulum 13 is combined by injection moulding with integrated vibrating diaphragm 12, waterproof gasket 11 again.
As shown in Figures 2 and 3, the utility model speaker unit also comprises shell 3, protecgulum 13 coordinates with shell 3 accommodates fixing vibrational system and magnetic circuit system, specific to speaker unit of the present utility model, waterproof gasket 11, protecgulum 13 and vibrating diaphragm 12 integrated through injection molding structure coordinate with shell 3 accommodates fixing magnetic circuit system.
As shown in Fig. 3 and Fig. 3, speaker unit of the present utility model also comprises strengthening course 21 and voice coil loudspeaker voice coil 22, strengthening course 21 and/or voice coil loudspeaker voice coil 22 can be fixed by bonding mode and vibrating diaphragm 12, and the mode that strengthening course 21 and/or voice coil loudspeaker voice coil 22 also can be combined by integrated injection molding and silicon rubber vibrating diaphragm 12 are fixed.The mode that strengthening course 21 and/or voice coil loudspeaker voice coil 22 are combined by integrated injection molding is combined with the vibrating diaphragm 12 of silicon rubber material, can simplify the production technology of speaker unit further, improves the production efficiency of speaker unit.
To sum up, the utility model speaker unit has good water-proof effect, and production technology is simple, and production efficiency is high, and production cost is low, the advantage that reprocessed product yield is high.
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 (8)
1. a speaker unit, involving vibrations system, the auxiliary system of magnetic circuit system and the fixing described vibrational system of collecting and described magnetic circuit system; Described vibrational system comprises vibrating diaphragm; Described auxiliary system comprises protecgulum, it is characterized in that: described protecgulum is provided with waterproof gasket away from described vibrational system side, and described vibrating diaphragm, described protecgulum are combined with described waterproof gasket integrated injection molding.
2. speaker unit according to claim 1, is characterized in that: described vibrating diaphragm is silicon rubber material.
3. speaker unit according to claim 2, is characterized in that: described waterproof gasket is also silicon rubber material.
4. speaker unit according to claim 3, is characterized in that: described vibrating diaphragm and described waterproof gasket integrated formed structure.
5. speaker unit according to claim 1, is characterized in that: described auxiliary system also comprises shell, described vibrating diaphragm, protecgulum, waterproof gasket integrative-structure and described shell secure bond.
6. the speaker unit according to the arbitrary claim of claim 2 to 4, is characterized in that: described vibrational system also comprises voice coil loudspeaker voice coil and strengthening course, and described voice coil loudspeaker voice coil and described strengthening course and described vibrating diaphragm are fixed.
7. speaker unit according to claim 6, is characterized in that: described voice coil loudspeaker voice coil and/or strengthening course and described vibrating diaphragm are adhesively fixed.
8. speaker unit according to claim 6, is characterized in that: described voice coil loudspeaker voice coil and/or strengthening course are combined with described vibrating diaphragm integrated injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241189.3U CN204539465U (en) | 2015-04-20 | 2015-04-20 | Speaker unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241189.3U CN204539465U (en) | 2015-04-20 | 2015-04-20 | Speaker unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204539465U true CN204539465U (en) | 2015-08-05 |
Family
ID=53753421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520241189.3U Active CN204539465U (en) | 2015-04-20 | 2015-04-20 | Speaker unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204539465U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108924727A (en) * | 2018-05-07 | 2018-11-30 | 惠州超声音响有限公司 | It is a kind of to use integrally formed passive loudspeaker of thermoplastic vulcanizates and preparation method thereof |
| CN109218936A (en) * | 2018-08-09 | 2019-01-15 | 瑞声科技(新加坡)有限公司 | Electro-acoustic element |
| CN115866495A (en) * | 2023-01-31 | 2023-03-28 | 深圳市泰铭声学有限公司 | Waterproof loudspeaker and processing equipment thereof |
-
2015
- 2015-04-20 CN CN201520241189.3U patent/CN204539465U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108924727A (en) * | 2018-05-07 | 2018-11-30 | 惠州超声音响有限公司 | It is a kind of to use integrally formed passive loudspeaker of thermoplastic vulcanizates and preparation method thereof |
| CN109218936A (en) * | 2018-08-09 | 2019-01-15 | 瑞声科技(新加坡)有限公司 | Electro-acoustic element |
| CN115866495A (en) * | 2023-01-31 | 2023-03-28 | 深圳市泰铭声学有限公司 | Waterproof loudspeaker and processing equipment thereof |
| CN115866495B (en) * | 2023-01-31 | 2024-03-29 | 东莞市泰铭声学有限公司 | Waterproof type loudspeaker's processing equipment |
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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. |