CN204442658U - A kind of loud speaker module - Google Patents
A kind of loud speaker module Download PDFInfo
- Publication number
- CN204442658U CN204442658U CN201520189533.9U CN201520189533U CN204442658U CN 204442658 U CN204442658 U CN 204442658U CN 201520189533 U CN201520189533 U CN 201520189533U CN 204442658 U CN204442658 U CN 204442658U
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- China
- Prior art keywords
- flexible joint
- lead
- wire
- loud speaker
- fpcb plate
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of loud speaker module, comprise the inner chamber be made up of shell, and the voice coil loudspeaker voice coil, the FPCB plate that are arranged in shell inner cavity, also comprise the lead-in wire of voice coil loudspeaker voice coil, and the flexible joint between lead-in wire and FPCB plate, the free end of described lead-in wire is connected with one end of flexible joint, and the other end of described flexible joint is connected with FPCB plate; Described flexible joint is suspended in the inner chamber of shell by lead-in wire, FPCB plate.Loud speaker module of the present utility model, when voice coil vibrations, lead-in wire can vibrate together with flexible joint, that is, the pad connected between lead-in wire with flexible joint can be made to vibrate together with lead-in wire, thus effectively can prevent from going between its coming off with flexible joint link position, rupture, improve the reliability of loud speaker module, it also avoid in traditional scheme simultaneously and add module demand space that long lead brings greatly and the problem of resonance.
Description
Technical field
The utility model relates to sound-producing device field, and more specifically, the utility model relates to a kind of loud speaker module.
Background technology
Loud speaker is the important acoustic element in electronic equipment, and it is a kind of energy transducer signal of telecommunication being changed into acoustical signal.Existing loud speaker module, comprises shell, and arranges vibrational system, magnetic circuit system in the enclosure, wherein vibrational system comprises vibrating diaphragm and is arranged on vibrating diaphragm for driving the voice coil loudspeaker voice coil of vibrating diaphragm sounding, wherein, this voice coil loudspeaker voice coil needs to be connected with system by lead-in wire, the connection of realizing circuit.In prior art, on the pad that this lead-in wire can be soldered to injection moulding or be welded direct on FPCB plate.
Above-mentioned syndeton, due in wire bonds to the pad of injection moulding or be welded direct on FPCB plate, under the vibration that voice coil loudspeaker voice coil is long-term, is easy to the fracture causing lead-in wire.Existing a kind of way is the length increasing lead-in wire, and this just needs larger cabling space, and if go between long, often make this generation aggravating to rupture under the effect of resonance that goes between.
Utility model content
An object of the present utility model is to provide a kind of new solution of loud speaker module.
According to first aspect of the present utility model, provide a kind of loud speaker module, comprise the inner chamber be made up of shell, and the voice coil loudspeaker voice coil, the FPCB plate that are arranged in shell inner cavity, also comprise the lead-in wire of voice coil loudspeaker voice coil, and the flexible joint between lead-in wire and FPCB plate, the free end of described lead-in wire is connected with one end of flexible joint, and the other end of described flexible joint is connected with FPCB plate; Described flexible joint is suspended in the inner chamber of shell by lead-in wire, FPCB plate.
Preferably, the free end of described lead-in wire and flexible joint weld together.
Preferably, described flexible joint and FPCB plate one-body molded, its be from FPCB plate termination to lead-in wire free end direction extend extension.
Preferably, described flexible joint comprises the first planar section basic and that FPCB plate is in the same plane, and basic and lead-in wire free end is positioned at the second planar section of same plane, and connects the linkage section of the first planar section, the second planar section.
Preferably, described shell comprises the upper casing, mesochite, the lower casing that snap together successively, and described FPCB plate is fixed on mesochite.
Preferably, described FPCB plate is provided with location hole for the one end connecting flexible joint, on described mesochite, corresponding position is provided with protruding reference column.
Preferably, described FPCB plate is fixed by the mode of hot melt and mesochite for one end of connecting flexible joint.
Preferably, described FPCB plate is fixed by double faced adhesive tape and mesochite for the one end connecting flexible joint.
Loud speaker module of the present utility model, lead-in wire and FPCB plate are linked together, and flexible joint is suspended in the inner chamber of module by flexible joint.When voice coil vibrations, lead-in wire can vibrate together with flexible joint, that is, the pad connected between lead-in wire with flexible joint can be made to vibrate together with lead-in wire, thus effectively can prevent from going between the coming off of itself and flexible joint link position, rupture, improve the reliability of loud speaker module, it also avoid in traditional scheme the problem adding the large and resonance of module demand space that long lead brings simultaneously.
Inventor of the present utility model finds, in the prior art, often occurs the problem gone between in pad locations disengaging, fracture.Therefore, the technical assignment that the utility model will realize or technical problem to be solved are that those skilled in the art never expect or do not anticipate, therefore the utility model is a kind of new technical scheme.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present utility model, further feature of the present utility model and advantage thereof will become clear.
Accompanying drawing explanation
In the description combined and the accompanying drawing forming a part for specification shows embodiment of the present utility model, and illustrate that one is used from and explains principle of the present utility model together with it.
Fig. 1 is the explosive view of the utility model loud speaker module.
Fig. 2 is the internal structure schematic diagram of the utility model loud speaker module.
Fig. 3 is the cutaway view along B-B direction in Fig. 2.
Fig. 4 is the partial enlarged drawing of lead-in wire and flexible joint link position in another embodiment of the utility model.
Fig. 5 is the structural representation of flexible joint in another execution mode of the utility model.
Wherein, the parts of label representative are as follows:
1-lower casing; 2-FPCB plate; 3-mesochite; 4-reference column; 5-upper casing; 6-vibrating diaphragm; 8-voice coil loudspeaker voice coil; 9-magnetic circuit system; 10-goes between; 11-flexible joint; 110-first planar section; 111-linkage section; 112-second planar section; 113-flexible joint pad.
Embodiment
Various exemplary embodiment of the present utility model is described in detail now with reference to accompanying drawing.It should be noted that: unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit scope of the present utility model.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the utility model and application or use.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part for specification.
In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
Referring to figs. 1 to Fig. 4, the utility model provides a kind of loud speaker module, comprise the inner chamber be made up of shell, and the magnetic circuit system 9 be arranged in shell inner cavity and vibrational system, magnetic circuit system 9 comprises frame, magnet, washer etc., wherein magnet is arranged in frame, and is formed with magnetic gap between itself and the sidewall of frame.Vibrational system comprises fixing vibrating diaphragm 6 in the lumen, and drives the voice coil loudspeaker voice coil 8 of vibrating diaphragm 6 sounding, and described voice coil loudspeaker voice coil 8 is fixed on vibrating diaphragm 6, and is suspended in the magnetic gap between magnet and frame sidewall; The center of vibrating diaphragm 6 also can be provided with ball top etc.After voice coil loudspeaker voice coil 8 is energized, voice coil loudspeaker voice coil 8 can vibrate under the effect of magnetic circuit system 9, and meanwhile, voice coil loudspeaker voice coil 8 drives vibrating diaphragm 6 together to vibrate, and realizes the sounding of vibrating diaphragm 6.
In the execution mode that the utility model one is concrete, shell comprises the upper casing 5, mesochite 3, the lower casing 1 that snap together successively, this upper casing 5 is fastened on the side of mesochite 3, and lower casing 1 is fastened on the opposite side of mesochite 3, and surrounds the inner chamber for installing magnetic circuit system 9 and vibrational system.
With reference to figure 3, Fig. 4, loud speaker module of the present utility model, also comprises the lead-in wire 10 of voice coil loudspeaker voice coil 8, and is arranged in the FPCB plate 2 of loud speaker module.Particularly, FPCB plate 2 can be arranged on mesochite 3.
Loud speaker module of the present utility model, also to comprise between lead-in wire 10 and FPCB plate 2 and for the flexible joint 11 of connecting lead wire 10 and FPCB plate 2.Wherein, the free end of described lead-in wire 10 is connected with one end of flexible joint 11, such as, adopt the mode of welding; The other end of described flexible joint 11 is connected with FPCB plate 2.And described flexible joint 11 is suspended in the inner chamber of shell by lead-in wire 10, FPCB plate 2.
Loud speaker module of the present utility model, lead-in wire 10 and FPCB plate 2 are linked together, and flexible joint 11 is suspended in the inner chamber of module by flexible joint 11.When voice coil vibrations, lead-in wire 10 can vibrate together with flexible joint 11, that is, the pad connected between lead-in wire 10 with flexible joint 11 can be made to vibrate together with lead-in wire 10, thus effectively can prevent from going between the coming off of itself and flexible joint 11 link position, rupture, improve the reliability of loud speaker module, it also avoid in traditional scheme the problem adding the large and resonance of module demand space that long lead brings simultaneously.
Flexible joint 11 of the present utility model can be one-body molded with FPCB plate 2, and it is the extension extended to lead-in wire 10 free end direction from FPCB plate 2 termination.Certainly, for a person skilled in the art, flexible joint 11 can also adopt stalloy material.Adopt flexible joint 11 to weld together with lead-in wire 10, pad therebetween and lead-in wire 10 vibrating effects can be improved, avoid brought to come off owing to being rigidly connected, the problem such as fracture.
In loud speaker module of the present utility model, for the ease of installing FPCB plate 2, described FPCB plate 2 is provided with location hole for the one end connecting flexible joint 11, on described mesochite 3, corresponding position is provided with protruding reference column 4.Wherein, described FPCB plate 2 is fixed by the mode of hot melt or double faced adhesive tape and mesochite 3 for one end of connecting flexible joint 11.
In loud speaker module, due to go between 10 free end and FPCB plate 2 often not in one plane, so flexible joint 11 comprises the first planar section 110 basic and that FPCB plate 2 is in the same plane, basic and lead-in wire 10 free ends are positioned at the second planar section 112 of same plane, and connect the linkage section 111 of the first planar section 110, second planar section 112, with reference to figure 5.When this flexible joint 11 and FPCB plate 2 are two body discrete installations time, this flexible joint 11 also comprises the flexible joint pad 113 being positioned at the second planar section 112 termination, is welded by this flexible joint pad 113 or is otherwise fixed on FPCB plate 2.
Although be described in detail specific embodiments more of the present utility model by example, it should be appreciated by those skilled in the art, above example is only to be described, instead of in order to limit scope of the present utility model.It should be appreciated by those skilled in the art, when not departing from scope and spirit of the present utility model, above embodiment can be modified.Scope of the present utility model is limited by claims.
Claims (8)
1. a loud speaker module, it is characterized in that: comprise the inner chamber be made up of shell, and the voice coil loudspeaker voice coil (8), the FPCB plate (2) that are arranged in shell inner cavity, also comprise the lead-in wire (10) of voice coil loudspeaker voice coil (8), and the flexible joint (11) be positioned between lead-in wire (10) and FPCB plate (2), the free end of described lead-in wire (10) is connected with one end of flexible joint (11), and the other end of described flexible joint (11) is connected with FPCB plate (2); Described flexible joint (11) is suspended in the inner chamber of shell by lead-in wire (10), FPCB plate (2).
2. loud speaker module according to claim 1, is characterized in that: free end and the flexible joint (11) of described lead-in wire (10) weld together.
3. loud speaker module according to claim 1, it is characterized in that: described flexible joint (11) is one-body molded with FPCB plate (2), it is from FPCB plate (2) termination to the extension that lead-in wire (2) free end direction extends.
4. loud speaker module according to claim 1, it is characterized in that: described flexible joint (11) comprises the first planar section (110) basic and that FPCB plate (2) is in the same plane, basic and lead-in wire (2) free end is positioned at second planar section (112) of same plane, and connects the linkage section (111) of the first planar section (110), the second planar section (112).
5. loud speaker module according to claim 1, it is characterized in that: described shell comprises the upper casing (5), mesochite (3), the lower casing (1) that snap together successively, and described FPCB plate (2) is fixed on mesochite (3).
6. loud speaker module according to claim 5, it is characterized in that: described FPCB plate (2) is provided with location hole for the one end connecting flexible joint (11), the upper corresponding position of described mesochite (3) is provided with protruding reference column (4).
7. loud speaker module according to claim 6, is characterized in that: described FPCB plate (2) is fixing with mesochite (3) by the mode of hot melt for the one end connecting flexible joint (11).
8. loud speaker module according to claim 6, is characterized in that: described FPCB plate (2) is fixed by double faced adhesive tape and mesochite (3) for the one end connecting flexible joint (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189533.9U CN204442658U (en) | 2015-03-31 | 2015-03-31 | A kind of loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189533.9U CN204442658U (en) | 2015-03-31 | 2015-03-31 | A kind of loud speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204442658U true CN204442658U (en) | 2015-07-01 |
Family
ID=53610468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520189533.9U Withdrawn - After Issue CN204442658U (en) | 2015-03-31 | 2015-03-31 | A kind of loud speaker module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204442658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104822111A (en) * | 2015-03-31 | 2015-08-05 | 歌尔声学股份有限公司 | Loudspeaker module |
-
2015
- 2015-03-31 CN CN201520189533.9U patent/CN204442658U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104822111A (en) * | 2015-03-31 | 2015-08-05 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN104822111B (en) * | 2015-03-31 | 2018-10-12 | 歌尔股份有限公司 | A kind of loud speaker module |
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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 Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20181012 |
|
| AV01 | Patent right actively abandoned |