CN203984675U - A kind of sonic transducer vibrating diaphragm and a kind of loud speaker - Google Patents
A kind of sonic transducer vibrating diaphragm and a kind of loud speaker Download PDFInfo
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- CN203984675U CN203984675U CN201420431244.0U CN201420431244U CN203984675U CN 203984675 U CN203984675 U CN 203984675U CN 201420431244 U CN201420431244 U CN 201420431244U CN 203984675 U CN203984675 U CN 203984675U
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- sonic transducer
- vibrating diaphragm
- diaphragm
- voice coil
- flexible circuitry
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Abstract
The utility model discloses the loud speaker of a kind of sonic transducer vibrating diaphragm and this sonic transducer vibrating diaphragm of a kind of application, wherein, sonic transducer vibrating diaphragm comprises the flexible circuitry structure and the planar diaphragm that fit into one, in described flexible circuitry structure, be provided with the conductive layer for being electrically connected voice coil leads and external splicing ear, described flexible circuitry structure is provided with the pad for being electrically connected with described voice coil leads, on described pad and described planar diaphragm, fit into integrative-structure with the corresponding position of this pad, described flexible circuitry structure and described planar diaphragm are respectively the loop configuration of hollow.Sonic transducer vibrating diaphragm of the present utility model and loud speaker, voice coil leads is difficult for broken string, and can reduce the thickness of vibrational system, realizes the miniaturization of product.
Description
Technical field
The utility model relates to electro-acoustic product technical field, specifically, relates to a kind of sonic transducer vibrating diaphragm and a kind of loud speaker.
Background technology
Along with the develop rapidly of electronic industry, consumer electronics market constantly expands, and a large amount of mobile phones, notebook computer lamp consumer electronics product are used widely, and as acoustic element important in consumer electronics product, electroacoustic transducer has demand widely.Along with the raising that people require consumer electronics product, electroacoustic transducer performance more and more receives people's concern.
Loud speaker belongs to electro-acoustic transducer device, and electric energy makes the vibrational system vibration in loud speaker by galvanomagnetic effect, ambient air is vibrated and sound.In the speaker unit of existing structure, the element of vibrational system is many, comprise vibrating diaphragm, voice coil loudspeaker voice coil, centring disk and for strengthening the stiffener of vibrating diaphragm intensity, in the case of the element of composition vibrational system is more, make vibrational system difficulty in the time of assembling larger.In addition, the voice coil leads of voice coil loudspeaker voice coil need to be drawn out to the electrical connecting member of loud speaker, and in existing loadspeaker structure, voice coil leads is directly drawn out to the electrical connecting member of loud speaker conventionally, make voice coil leads longer, in loud speaker assembling, the course of work, longer voice coil leads easily breaks, and causes loud speaker to lose efficacy.
In addition, along with the raising that end product Miniaturization Design requires, the Miniaturization Design of loud speaker also becomes design difficulty.The element of the vibrational system in existing loud speaker is more, also needs centring disk, makes the vibrating diaphragm in vibrational system thicker, is more unsuitable for the miniaturization that realizes product.
Utility model content
First technical problem to be solved in the utility model is: provide a kind of voice coil leads to be difficult for the sonic transducer vibrating diaphragm breaking, can reduce the thickness of vibrational system, realize the miniaturization of product.
Second technical problem to be solved in the utility model is: provide a kind of voice coil leads to be difficult for the loud speaker breaking, can reduce the thickness of vibrational system, realize the miniaturization of product.
For solving above-mentioned first technical problem, the technical solution of the utility model is:
A kind of sonic transducer vibrating diaphragm, comprise the flexible circuitry structure and the planar diaphragm that fit into one, in described flexible circuitry structure, be provided with the conductive layer for being electrically connected voice coil leads and external splicing ear, described flexible circuitry structure is provided with the pad for being electrically connected with described voice coil leads, on described pad and described planar diaphragm, fit into integrative-structure with the corresponding position of this pad, described flexible circuitry structure and described planar diaphragm are respectively the loop configuration of hollow.
Preferably, also comprise stiffener, the peripheral part in the middle vacancy of described planar diaphragm and the peripheral part of described stiffener fixedly fit together.
Preferably, a described sonic transducer vibrating diaphragm side of described flexible circuitry structure and the voice coil loudspeaker voice coil of the sonic transducer fixed installation of fitting.
Preferably, described flexible circuitry structure comprise annular inside casing, with the hard-wired ring frame of basin frame of sonic transducer and be connected at least two elasticity arms that are oppositely arranged of described ring frame and described annular inside casing.
Preferably, the inwall of the annular inside casing of described flexible circuitry structure is provided with two flexible flanges that are oppositely arranged, described pad is arranged on described flexible flange, on described planar diaphragm, just described flexible flange is provided with to diaphragm flange, the area of described diaphragm flange is not less than the area of described flexible flange.
Preferably, described flexible circuitry structure is FPCB plate.
Preferably, described planar diaphragm is polyester film sheet.
For solving above-mentioned second technical problem, the technical solution of the utility model is:
A kind of loud speaker, comprises magnetic circuit system and vibrational system, and described vibrational system comprises above-mentioned sonic transducer vibrating diaphragm.
Adopted after technique scheme, the beneficial effects of the utility model are:
Sonic transducer vibrating diaphragm of the present utility model, use flexible circuitry structure and the planar diaphragm of the circulus of hollow to fit together, the flexible circuitry structure of ring-type has played the effect of centering conduction, thereby makes this sonic transducer vibrating diaphragm need not be equipped with independent centring disk again.The element that forms sonic transducer vibrating diaphragm is reduced, thereby reduced the assembling difficulty of vibrating diaphragm.And because the element of sonic transducer vibrating diaphragm reduces, planar diaphragm is wherein again the circulus of hollow, thereby has alleviated overall weight and the thickness of sonic transducer vibrating diaphragm, has realized the miniaturization of sonic transducer vibrating diaphragm.In addition, in sonic transducer vibrating diaphragm of the present utility model, in described flexible circuitry structure, be provided with the conductive layer for being electrically connected voice coil leads and external splicing ear, described flexible circuitry structure is provided with the pad for being electrically connected with described voice coil leads, on described pad and described planar diaphragm, fits into integrative-structure with the corresponding position of this pad.Make voice coil leads shorter, and the structural pad electrical connection of direct and flexible circuitry, like this, voice coil loudspeaker voice coil laminating is arranged on flexible circuitry structure and planar diaphragm, the solder joint that when vibration, voice coil leads is combined with flexible circuitry structure pad, can be along with flexible circuitry structure is vibrated together with planar diaphragm, flexible circuitry structure can not pullled the situation that voice coil leads causes voice coil leads broken string and comes off.
Brief description of the drawings
Fig. 1 is the structural representation of the sonic transducer vibrating diaphragm in the utility model;
Fig. 2 is the schematic diagram of the flexible circuitry structure in Fig. 1;
Fig. 3 is the structural representation of the planar diaphragm of Fig. 1;
Fig. 4 is the exploded perspective view of the loud speaker in the utility model;
In figure: 1, sonic transducer vibrating diaphragm; 11, flexible circuitry structure; 111, ring frame; 112, elasticity arm; 113, annular inside casing; 114, flexible flange; 115, pad; 12, planar diaphragm; 121, diaphragm flange; 2, stiffener; 3, protecgulum; 4, voice coil loudspeaker voice coil; 5, the first magnetic conductive board; 6, the second magnetic conductive board; 7, the 3rd magnetic conductive board; 8, the first magnet; 9, the second magnet; 10, shell; 20, external splicing ear.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.
Fig. 1 is the structural representation of the sonic transducer vibrating diaphragm in the utility model; Fig. 2 is the schematic diagram of the flexible circuitry structure in Fig. 1; Fig. 3 is the structural representation of the planar diaphragm of Fig. 1.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of sonic transducer vibrating diaphragm, comprise the flexible circuitry structure 11 and the planar diaphragm 12 that fit into one, in flexible circuitry structure 11, be provided with the conductive layer for being electrically connected voice coil leads and external splicing ear 20, flexible circuitry structure 11 is provided with the pad 115 for being electrically connected with voice coil leads, on pad 115 and planar diaphragm 12, fit into integrative-structure with the corresponding position of this pad 115, flexible circuitry structure 11 and planar diaphragm 12 are respectively the loop configuration of hollow.
The sonic transducer vibrating diaphragm of the present embodiment, also comprises stiffener 2, and the peripheral part of the peripheral part in the middle vacancy of planar diaphragm 12 and stiffener 2 fixedly fits together.This structure can strengthen the film strength of shaking of sonic transducer, by changing the intensity of stiffener, just can change the stiffness of the combination of stiffener 2 and planar diaphragm 12, thereby change the compliance of vibrational system, reach and regulate resonance frequency and low frequency characteristic, improve the effect of loud speaker acoustical behavior.
Sonic transducer vibrating diaphragm 1 side of flexible circuitry structure 11 and the voice coil loudspeaker voice coil of the sonic transducer fixed installation of fitting.This structure makes in the time of this sonic transducer vibrating diaphragm of assembling, can first flexible circuitry structure 11 and planar diaphragm 12 be fitted into one, and then a side of the flexible circuitry structure 11 of being fitted and the fixed installation of the voice coil loudspeaker voice coil of sonic transducer, the flexible circuitry structure 11 of the hollow of ring-type has played the effect of centering conduction, thereby can omit centring disk, reduce the element of sonic transducer, and flexible circuitry structure 11 fits into one with planar diaphragm 12, when fixing with voice coil loudspeaker voice coil, be convenient to install, improved production efficiency
Flexible circuitry structure 11 comprises annular inside casing 113, with the hard-wired ring frame 111 of basin frame of sonic transducer and be connected at least two elasticity arms that are oppositely arranged 112 of ring frame 111 and annular inside casing 113.The elasticity arm being oppositely arranged 112 in flexible circuitry structure 11 can improve centering effect, prevents that vibration is uneven, reduces loudspeaker distortions.
The inwall of the annular inside casing 113 of flexible circuitry structure 11 is provided with two flexible flanges that are oppositely arranged 114, two conductive welding disks 115 are arranged at respectively on flexible flange 114, on planar diaphragm 12, just flexible flange 114 places are provided with to diaphragm flange 121, the area of diaphragm flange 121 is not less than the area of flexible flange 114.Voice coil leads and flexible circuitry structure 11 are welded by pad 115, and the vibrating diaphragm of this structure is in when vibration, and the solder joint of voice coil loudspeaker voice coil, voice coil leads and voice coil leads and pad vibrates with flexible flange, can not pull voice coil leads and cause voice coil leads break and come off.
In the present embodiment, flexible circuitry structure 11 is FPCB plate, and planar diaphragm 12 is polyester film sheet.
Fig. 4 is the exploded perspective view of the loud speaker in the utility model.With reference to Fig. 4, a kind of loud speaker, comprise in shell 10, shell 10 and contain vibrational system and magnetic circuit system, magnetic circuit system comprises the first magnet 8 being fixedly installed on the first magnetic conductive board 5, the arranged outside of the first magnet 8 has the second magnet 9 and outer magnetic conductive board, outer magnetic conductive board comprises two independent magnetic conductive boards, i.e. the second magnetic conductive board 6 of ring-type and flat the 3rd magnetic conductive board 7.Vibrational system comprise vibrating diaphragm and with the hard-wired voice coil loudspeaker voice coil 4 of vibrating diaphragm, be installed on vibrating diaphragm middle vacancy for strengthening the stiffener 2 of the film strength of shaking, be installed on shell 10 for preventing the protecgulum 3 into dust.Wherein, vibrating diaphragm adopts the structure of the sonic transducer vibrating diaphragm 1 of said structure.
Sonic transducer vibrating diaphragm in the utility model, use the flexible circuitry structure 11 of the circulus of hollow to fit together with planar diaphragm 12, the flexible circuitry structure 11 of ring-type has played the effect of centering conduction, thereby makes this sonic transducer vibrating diaphragm need not be equipped with independent centring disk again.The element that forms sonic transducer vibrating diaphragm is reduced, thereby reduced the assembling difficulty of vibrating diaphragm.And because the element of sonic transducer vibrating diaphragm reduces, planar diaphragm 12 is wherein again the circulus of hollow, thereby has alleviated overall weight and the thickness of sonic transducer vibrating diaphragm, has realized the miniaturization of sonic transducer vibrating diaphragm.In addition, in sonic transducer vibrating diaphragm of the present utility model, in flexible circuitry structure 11, be provided with the conductive layer for being electrically connected voice coil leads and external splicing ear 20, flexible circuitry structure 11 is provided with the pad 115 for being electrically connected with voice coil leads, on pad 115 and planar diaphragm 12, fits into integrative-structure with the corresponding position of this pad 115.Make voice coil leads shorter, and the pad 115 directly and in flexible circuitry structure 11 is electrically connected, like this, voice coil loudspeaker voice coil 4 laminatings are arranged on flexible circuitry structure 11 and planar diaphragm 12, when vibration, voice coil loudspeaker voice coil 4 and voice coil leads can be vibrated along with flexible circuitry structure 11 together with planar diaphragm 12, the situation that can not produce voice coil leads broken string and come off.
In loud speaker in the utility model, vibrating diaphragm adopts the structure of the sonic transducer vibrating diaphragm 1 of said structure.Remaining structure of loud speaker is not limited to the structure in Fig. 4, as long as the vibrating diaphragm in loud speaker is taked the structure of above-mentioned sonic transducer vibrating diaphragm, and what structure the remainder of loud speaker no matter take, within all falling into protection range of the present utility model.
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, within all dropping on protection range of the present utility model.
Claims (8)
1. a sonic transducer vibrating diaphragm, it is characterized in that: comprise the flexible circuitry structure and the planar diaphragm that fit into one, in described flexible circuitry structure, be provided with the conductive layer for being electrically connected voice coil leads and external splicing ear, described flexible circuitry structure is provided with the pad for being electrically connected with described voice coil leads, on described pad and described planar diaphragm, fit into integrative-structure with the corresponding position of this pad, described flexible circuitry structure and described planar diaphragm are respectively the loop configuration of hollow.
2. sonic transducer vibrating diaphragm according to claim 1, is characterized in that: also comprise stiffener, the peripheral part in the middle vacancy of described planar diaphragm and the peripheral part of described stiffener fixedly fit together.
3. sonic transducer vibrating diaphragm according to claim 1, is characterized in that: a side of described flexible circuitry structure and the voice coil loudspeaker voice coil of the sonic transducer fixed installation of fitting of described sonic transducer vibrating diaphragm.
4. sonic transducer vibrating diaphragm according to claim 1, is characterized in that: described flexible circuitry structure comprises annular inside casing, with the hard-wired ring frame of basin frame of sonic transducer and be connected at least two elasticity arms that are oppositely arranged of described ring frame and described annular inside casing.
5. sonic transducer vibrating diaphragm according to claim 4, it is characterized in that: the inwall of the annular inside casing of described flexible circuitry structure is provided with two flexible flanges that are oppositely arranged, described pad is arranged on described flexible flange, on described planar diaphragm, just described flexible flange is provided with to diaphragm flange, the area of described diaphragm flange is not less than the area of described flexible flange.
6. sonic transducer vibrating diaphragm according to claim 5, is characterized in that: described flexible circuitry structure is FPCB plate.
7. sonic transducer vibrating diaphragm according to claim 1, is characterized in that: described planar diaphragm is polyester film sheet.
8. a loud speaker, comprises magnetic circuit system and vibrational system, it is characterized in that: described vibrational system comprises the sonic transducer vibrating diaphragm as described in claim 1 to 7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420431244.0U CN203984675U (en) | 2014-07-31 | 2014-07-31 | A kind of sonic transducer vibrating diaphragm and a kind of loud speaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420431244.0U CN203984675U (en) | 2014-07-31 | 2014-07-31 | A kind of sonic transducer vibrating diaphragm and a kind of loud speaker |
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| CN203984675U true CN203984675U (en) | 2014-12-03 |
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| CN201420431244.0U Active CN203984675U (en) | 2014-07-31 | 2014-07-31 | A kind of sonic transducer vibrating diaphragm and a kind of loud speaker |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018145415A1 (en) * | 2017-02-13 | 2018-08-16 | 歌尔股份有限公司 | Vibration system in sound production device and sound production device |
| WO2018177035A1 (en) * | 2017-03-31 | 2018-10-04 | 山东共达电声股份有限公司 | Loudspeaker |
| CN108966097A (en) * | 2018-08-23 | 2018-12-07 | 张永春 | Cylindricality loudspeaker and sound-box device |
| CN109104676A (en) * | 2018-08-23 | 2018-12-28 | 张永春 | For the vibrating diaphragm component of loudspeaker and the loudspeaker equipped with the vibrating diaphragm component |
| CN109862493A (en) * | 2019-01-18 | 2019-06-07 | 东莞顺合丰电业有限公司 | Vibrating elements |
| WO2021036127A1 (en) * | 2019-08-31 | 2021-03-04 | 歌尔股份有限公司 | Sound production apparatus and electronic device |
| WO2022006968A1 (en) * | 2020-07-06 | 2022-01-13 | 瑞声声学科技(深圳)有限公司 | Sound production device |
-
2014
- 2014-07-31 CN CN201420431244.0U patent/CN203984675U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018145415A1 (en) * | 2017-02-13 | 2018-08-16 | 歌尔股份有限公司 | Vibration system in sound production device and sound production device |
| WO2018177035A1 (en) * | 2017-03-31 | 2018-10-04 | 山东共达电声股份有限公司 | Loudspeaker |
| CN108966097A (en) * | 2018-08-23 | 2018-12-07 | 张永春 | Cylindricality loudspeaker and sound-box device |
| CN109104676A (en) * | 2018-08-23 | 2018-12-28 | 张永春 | For the vibrating diaphragm component of loudspeaker and the loudspeaker equipped with the vibrating diaphragm component |
| WO2020038229A1 (en) * | 2018-08-23 | 2020-02-27 | 张永春 | Diaphragm assembly for speaker and speaker having the same |
| CN108966097B (en) * | 2018-08-23 | 2024-03-19 | 张永春 | Cylindrical loudspeaker and sound box equipment |
| CN109862493A (en) * | 2019-01-18 | 2019-06-07 | 东莞顺合丰电业有限公司 | Vibrating elements |
| CN109862493B (en) * | 2019-01-18 | 2023-12-08 | 东莞顺合丰电业有限公司 | Vibrating element |
| WO2021036127A1 (en) * | 2019-08-31 | 2021-03-04 | 歌尔股份有限公司 | Sound production apparatus and electronic device |
| US11778386B2 (en) | 2019-08-31 | 2023-10-03 | Goertek Inc. | Sound production device and electronic apparatus therefor |
| WO2022006968A1 (en) * | 2020-07-06 | 2022-01-13 | 瑞声声学科技(深圳)有限公司 | Sound production 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. |