CN204014011U - Loud speaker module - Google Patents
Loud speaker module Download PDFInfo
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- CN204014011U CN204014011U CN201420263213.9U CN201420263213U CN204014011U CN 204014011 U CN204014011 U CN 204014011U CN 201420263213 U CN201420263213 U CN 201420263213U CN 204014011 U CN204014011 U CN 204014011U
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- welding disk
- circuit board
- loud speaker
- flexible circuit
- speaker module
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Abstract
The utility model discloses a kind of loud speaker module, comprise loudspeaker monomer, accommodate the housing of fixing described loudspeaker monomer, the flexible circuit board that described loudspeaker monomer is electrically connected to external circuit, described flexible circuit board comprises welding disk, described welding disk one side is provided with the work pad being electrically connected to described loudspeaker monomer, described welding disk opposite side is provided with conductive welding disk, and: described loud speaker module also comprises reinforcement conductive part, and described reinforcement conductive part is arranged at described flexible circuit board welding disk and is provided with described conductive welding disk one side.The utility model loud speaker module; reinforcement conductive part effectively supports flexible circuit board; improve flexible circuit board rigid protective flexible circuit board internal circuit; and; reinforcement conductive part is electrically connected to the conductive welding disk of flexible circuit board welding disk with miscellaneous part, do not affect the two-sided pad design of flexible circuit board welding disk.It is high that the utility model loud speaker module has reliability, the advantage of modular structure flexible design.
Description
Technical field
The utility model relates to electroacoustic field, relates in particular to a kind of reliability high, modular structure flexible design loud speaker module.
Background technology
Loud speaker module is the important acoustic element of portable electric appts, can convert electrical energy into acoustic energy and radiate.Along with the develop rapidly of electronic technology, loud speaker module is all widely used in multiple portable electric appts.
Loud speaker module often adopts flexible circuit board (Flexible Printed Circuit Board, FPCB) as internal electrical connector, loudspeaker monomer to be electrically connected to external circuit at present.In order to improve FPCB intensity, guarantee the reliability of FPCB internal wiring, stiffening plate need to be set on FPCB, especially, at the welding disk of FPCB, the effect of stiffening plate is particularly evident.The loud speaker module of traditional structure, FPCB welding disk stiffening plate is non-conducting material, if the welding disk of FPCB is two-sided pad design, the reinforcement part of non-conducting material cannot be electrically connected to miscellaneous part a pad of welding disk, has limited the flexibility of modular structure design.
Therefore, be necessary to provide a kind of improvement, to overcome traditional structure loud speaker module defect.
Utility model content
It is high that technical problem to be solved in the utility model is to provide a kind of reliability, the loud speaker module of modular structure flexible design.
To achieve these goals, the utility model is by the following technical solutions:
A kind of loud speaker module, comprise loudspeaker monomer, accommodate the housing of fixing described loudspeaker monomer, the flexible circuit board that described loudspeaker monomer is electrically connected to external circuit, described flexible circuit board comprises welding disk, described welding disk one side is provided with the work pad being electrically connected to described loudspeaker monomer, described welding disk opposite side is provided with conductive welding disk, and: described loud speaker module also comprises reinforcement conductive part, and described reinforcement conductive part is arranged at described flexible circuit board welding disk and is provided with described conductive welding disk one side.
As a kind of technical scheme of refinement, described loud speaker module also comprises module steel disc, and described module steel disc is electrically connected to described reinforcement conductive part.
As further preferred, described reinforcement conductive part is conducting resinl, and described conducting resinl thickness is not less than 0.05 millimeter.
As the preferred technical scheme of another kind, described reinforcement conductive part is conducting foam.
As another preferred technical scheme, described reinforcement conductive part is reinforcement conducting strip, and described reinforcement conducting strip is combined by conducting resinl with described welding disk.As further preferred, described reinforcement conducting strip is reinforcement steel disc.
Based on above technical scheme, described reinforcement conducting strip covers described welding disk.
The utility model loud speaker module, flexible circuit board welding disk is two-sided pad design, one side is provided with the work pad being electrically connected to loudspeaker monomer, opposite side is provided with the conductive welding disk being electrically connected to miscellaneous part, in flexible circuit board, be provided with a side of conductive welding disk, be provided with reinforcement conductive part, reinforcement conductive part can effectively support flexible circuit board, improve flexible circuit board rigid protective flexible circuit board internal circuit, thereby improve loud speaker module reliability, and, reinforcement conductive part is electrically connected to the conductive welding disk of flexible circuit board welding disk with miscellaneous part, do not affect the two-sided pad design of flexible circuit board welding disk, improve the flexibility of modular structure design.Therefore, it is high that the utility model loud speaker module has reliability, the advantage of modular structure flexible design.
Accompanying drawing explanation
Fig. 1 is the utility model loud speaker module embodiment mono-vertical view;
Fig. 2 is the explosive view of loud speaker module shown in Fig. 1;
Fig. 3 is the module A-A of loud speaker shown in Fig. 1 direction cutaway view;
Fig. 4 is the I of loud speaker module shown in Fig. 3 part enlarged drawing;
Fig. 5 is the utility model loud speaker module embodiment bis-vertical views;
Fig. 6 is the explosive view of loud speaker module shown in Fig. 5;
Fig. 7 is the B-B of loud speaker module shown in Fig. 5 direction cutaway view;
Fig. 8 is the II of loud speaker module shown in Fig. 7 part enlarged drawing.
Embodiment
Below in conjunction with accompanying drawing, describe the utility model loud speaker module in detail:
Embodiment mono-:
As shown in Figure 1 and Figure 2, the utility model loud speaker module, comprise the first housing 11, the second housing 12, the first housings 11 and the second housing 12 surround cavity, accommodate and be fixed with loudspeaker monomer 2 in described cavity, loudspeaker monomer 2 is electrically connected to external circuit by flexible circuit board 3, in flexible circuit board 3, be provided with welding disk, welding disk one side is provided with the work pad being electrically connected to loudspeaker monomer 2, and welding disk opposite side is provided with the conductive welding disk being electrically connected to miscellaneous part.Operate outside electric current is passed to loudspeaker monomer 2 by flexible circuit board 3 and drives loudspeaker monomer to work, loud speaker module sounding.
As shown in Figure 2, the present embodiment loud speaker module also comprises reinforcement conductive part, the reinforcement conductive part of the present embodiment is reinforcement conducting strip 6, and as shown in Figure 3, Figure 4, reinforcement conducting strip 6 is combined with the side that flexible circuit board 3 welding disks are provided with conductive welding disk by conducting resinl 7a.Reinforcement conducting strip 6 is hard material, can support flexible circuit board 3, improves the rigidity of flexible circuit board 3, and protection flexible circuit board 3 internal circuits, improve module reliability; And reinforcement conducting strip 6 is electric conducting material, after being electrically connected to conductive welding disk by conducting resinl 7a, be electrically connected to miscellaneous part, do not affect the two-sided pad design of flexible circuit board 3 welding disks, improve the flexibility of module design.In order to improve the reinforcement protective effect of reinforcement conductive part to flexible circuit board, preferably, reinforcement conductive part shape is corresponding with flexible circuit board welding disk, covers the setting of flexible circuit board welding disk.
As shown in Figure 2, as a kind of preferred scheme, the present embodiment loud speaker module also comprises module steel disc 4, as Fig. 3, the conducting strip of reinforcement shown in Fig. 46 is by conducting resinl 7a and module steel disc 4 secure bond, reinforcement conducting strip 6 and 4 combinations of module steel disc, can further improve the rigidity of flexible circuit board 3, and, reinforcement conducting strip 6 is by conducting resinl 7a and 4 combinations of module steel disc, reinforcement conducting strip 6 is electrically connected to module steel disc 4 with the conductive welding disk of flexible circuit board 3, module steel disc 4 can be by the conductive welding disk ground connection of flexible circuit board 3, the static that loud speaker module is produced and ground end conducting, avoid static that loud speaker module is produced and disturbed, improve loud speaker module performance.
In actual applications; the normal reinforcement steel disc that adopts of reinforcement conducting strip 6; under the prerequisite that guarantees reinforcement electric action, reduce production costs; certainly; reinforcement conducting strip 6 can be other hard electric conducting materials; all can embody the utility model loud speaker module advantage, belong to the utility model loud speaker module claim protection range.
Loud speaker module arranges reinforcement conductive part, and flexible circuit board needn't be wholely set reinforcement part, reduces technological requirement and the Production design difficulty of flexible circuit board.The present embodiment loud speaker module; reinforcement conductive part is reinforcement conducting strip; flexible circuit board is effectively supported; improve flexible circuit board rigid protective flexible circuit board internal circuit; thereby improve loud speaker module reliability, and reinforcement conducting strip is electrically connected to the conductive welding disk of flexible circuit board welding disk with miscellaneous part; do not affect the two-sided pad design of flexible circuit board welding disk, improve the flexibility of modular structure design.
Embodiment bis-:
The present embodiment and embodiment mono-are similar, as shown in Figure 5, Figure 6, the utility model loud speaker module, comprise the first housing 11, the second housing 12, the first housing 11 and the second housing 12 surround cavity, in described cavity, accommodate and be fixed with loudspeaker monomer 2, loudspeaker monomer 2 is electrically connected to external circuit by flexible circuit board 3, in flexible circuit board 3, be provided with welding disk, welding disk one side is provided with the work pad being electrically connected to loudspeaker monomer 2, and welding disk opposite side is provided with the conductive welding disk being electrically connected to miscellaneous part.Operate outside electric current is passed to loudspeaker monomer 2 by flexible circuit board 3 and drives loudspeaker monomer to work, loud speaker module sounding.
As shown in Figure 6, the reinforcement conductive part of the present embodiment is conducting resinl 7, and as shown in Figure 7, Figure 8, conducting resinl 7 is combined with the side that flexible circuit board 3 welding disks are provided with conductive welding disk.In order to guarantee the strengthening action of 7 pairs of flexible circuit board 3 of conducting resinl, conducting resinl 7 thickness of the present embodiment are not less than 0.05 millimeter, and thick conducting resinl 7 can support flexible circuit board 3, improve the rigidity of flexible circuit board 3, protection flexible circuit board 3 internal circuits, improve module reliability; And after conducting resinl 7 also can be electrically connected to miscellaneous part after being electrically connected to conductive welding disk, do not affect the two-sided pad design of flexible circuit board 3 welding disks, improve the flexibility of module design.In order to improve the reinforcement protective effect of reinforcement conductive part to flexible circuit board, preferably, reinforcement conductive part shape is corresponding with flexible circuit board welding disk, and thick conducting resinl 7 covers the setting of flexible circuit board welding disk completely.
As shown in Figure 6, as a kind of preferred scheme, the present embodiment loud speaker module also comprises module steel disc 4, as shown in Figure 7, Figure 8, thick conducting resinl 7 and module steel disc 4 secure bond, can further improve the rigidity of flexible circuit board 3, and, thick conducting resinl 7 is electrically connected to module steel disc 4 with the conductive welding disk of flexible circuit board 3, module steel disc 4 can be by the conductive welding disk ground connection of flexible circuit board 3, the static that loud speaker module is produced and ground end conducting, avoid static that loud speaker module is produced and disturbed, and improves loud speaker module performance.
Loud speaker module arranges reinforcement conductive part, and flexible circuit board needn't be wholely set reinforcement part, reduces technological requirement and the Production design difficulty of flexible circuit board.The present embodiment loud speaker module; reinforcement conductive part is conducting resinl; conducting resinl thickness is not less than 0.05 millimeter; thick conducting resinl effectively supports flexible circuit board, improves flexible circuit board rigid protective flexible circuit board internal circuit, thereby improves loud speaker module reliability; and; thick conducting resinl is electrically connected to the conductive welding disk of flexible circuit board welding disk with miscellaneous part, do not affect the two-sided pad design of flexible circuit board welding disk, improves the flexibility of modular structure design.
In actual production process; conducting resinl thick in the present embodiment can be replaced by conducting foam; conducting foam and flexible circuit board are provided with conductive welding disk one side secure bond, and flexible circuit board is carried out to reinforcement protection, and flexible circuit board conductive welding disk is electrically connected to other parts.Conducting foam can also increase the decrement that flexible circuit board is combined with miscellaneous part; reduce the stress of flexible circuit board when miscellaneous part is combined; playing the simultaneous buffering stress of reinforcement protective effect; avoid external force to damage flexible circuit board pad, further improve loud speaker module reliability.
These are only the utility model case study on implementation, be not limited to the utility model, as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection range of recording in claims.
Claims (7)
1. a loud speaker module, comprise loudspeaker monomer, accommodate the housing of fixing described loudspeaker monomer, the flexible circuit board that described loudspeaker monomer is electrically connected to external circuit, described flexible circuit board comprises welding disk, described welding disk one side is provided with the work pad being electrically connected to described loudspeaker monomer, described welding disk opposite side is provided with conductive welding disk, it is characterized in that: described loud speaker module also comprises reinforcement conductive part, described reinforcement conductive part is arranged at described flexible circuit board welding disk and is provided with described conductive welding disk one side.
2. loud speaker module according to claim 1, is characterized in that: described loud speaker module also comprises module steel disc, and described module steel disc is electrically connected to described reinforcement conductive part.
3. loud speaker module according to claim 1 and 2, is characterized in that: described reinforcement conductive part is conducting resinl, and described conducting resinl thickness is not less than 0.05 millimeter.
4. loud speaker module according to claim 1 and 2, is characterized in that: described reinforcement conductive part is conducting foam.
5. loud speaker module according to claim 1 and 2, is characterized in that: described reinforcement conductive part is reinforcement conducting strip, and described reinforcement conducting strip is combined by conducting resinl with described welding disk.
6. loud speaker module according to claim 5, is characterized in that: described reinforcement conducting strip is reinforcement steel disc.
7. loud speaker module according to claim 1, is characterized in that: described reinforcement conductive part covers described welding disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263213.9U CN204014011U (en) | 2014-05-22 | 2014-05-22 | Loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263213.9U CN204014011U (en) | 2014-05-22 | 2014-05-22 | Loud speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204014011U true CN204014011U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263213.9U Active CN204014011U (en) | 2014-05-22 | 2014-05-22 | Loud speaker module |
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| CN (1) | CN204014011U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811835A (en) * | 2015-05-12 | 2015-07-29 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN109327781A (en) * | 2018-11-16 | 2019-02-12 | 歌尔股份有限公司 | A kind of loudspeaker mould group and electronic equipment |
| CN110113685A (en) * | 2019-05-24 | 2019-08-09 | 云谷（固安）科技有限公司 | Screen sounding device |
| CN110392483A (en) * | 2019-06-26 | 2019-10-29 | 格力电器（合肥）有限公司 | FPC flexible circuit board, the optimization method of FPC route, display module and electronic device |
-
2014
- 2014-05-22 CN CN201420263213.9U patent/CN204014011U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811835A (en) * | 2015-05-12 | 2015-07-29 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN104811835B (en) * | 2015-05-12 | 2018-11-09 | 歌尔股份有限公司 | Loud speaker module |
| CN109327781A (en) * | 2018-11-16 | 2019-02-12 | 歌尔股份有限公司 | A kind of loudspeaker mould group and electronic equipment |
| CN110113685A (en) * | 2019-05-24 | 2019-08-09 | 云谷（固安）科技有限公司 | Screen sounding device |
| CN110392483A (en) * | 2019-06-26 | 2019-10-29 | 格力电器（合肥）有限公司 | FPC flexible circuit board, the optimization method of FPC route, display module and electronic device |
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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. |