CN202435594U - Sounding device - Google Patents
Sounding device Download PDFInfo
- Publication number
- CN202435594U CN202435594U CN2011205620515U CN201120562051U CN202435594U CN 202435594 U CN202435594 U CN 202435594U CN 2011205620515 U CN2011205620515 U CN 2011205620515U CN 201120562051 U CN201120562051 U CN 201120562051U CN 202435594 U CN202435594 U CN 202435594U
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- Prior art keywords
- voice coil
- area
- support
- fixed part
- microphone device
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- Expired - Fee Related
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- 244000188472 Ilex paraguariensis Species 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides a sounding device, which comprises a bracket, a magnetic circuit system, a sounding system and a conductive terminal, wherein the magnetic circuit system and the sounding system are accommodated in the bracket; the conductive terminal is embedded into the bracket; the magnetic circuit system is provided with a magnetic gap; the sounding system is provided with a first voice coil and a second coil which are connected with the conductive terminal and are provided with leads respectively; the conductive terminal is provided with a fixed part which is fixed at the bracket and is connected with the two voice coil respectively, a bended part which extends from the fixed part, and a contacting part which extends from the bended part and is electrically connected with external circuits; and the fixed part comprises a first area which is connected with the lead of the first voice coil, a connecting area which extends from the first area, and a second area which extends from the connecting area and is connected with the lead of the second voice coil. The sounding device is excellent in structure, and the problem that welding lines are inappropriately positioned artificially during the production process is avoided well, so that the production efficiency is improved, the production is facilitated, and the performance of products is ensured.
Description
[technical field]
The utility model relates to a kind of acoustical generator, relates in particular to the acoustical generator of portable devices such as a kind of suitable mobile phone.
[background technology]
In recent years along with the fast development of mobile communication technology; Portable communication apparatus such as mobile phone become people work the life in requisite intercommunication instrument; The consumer more and more payes attention to phonetic function; Not only require the function of voice element strong, tonequality is good, also requires in the convenient, fast and high protection of assurance of producing assembling.
Microphone device in the correlation technique generally includes support, is contained in sonification system, the magnetic circuit system of support and is embedded in support, in order to the conducting terminal that is electrically connected with external circuit.Wherein, sonification system is provided with voice coil loudspeaker voice coil, is typically provided with the lead-in wire that receives external electric signal on the voice coil loudspeaker voice coil, and conducting terminal is provided with and is fixed on the support and the pad area that is electrically connected with voice coil leads.In having the microphone device of hearing-aid function or in the double magnetic circuit system, the number of voice coil loudspeaker voice coil is generally two.Because pad area is little and do not have obviously to distinguish two zones that voice coil leads should be welded; When the pad area of voice coil leads to conducting terminal is welded in manual work; Be prone to pad that first voice coil leads is welded on pad area and be partial to the center of whole pad area, cause the lead-in wire of second voice coil loudspeaker voice coil not have enough spaces to supply its welding.Like this, not only can cause inconvenience, the reduction operating efficiency of production, also can cause the risk that wire bonds lead-in wire insecure or two voice coil loudspeaker voice coils is collided, thereby can't guarantee the superperformance of product.
For these reasons, so be necessary to provide a kind of new microphone device to overcome above-mentioned defective.
[utility model content]
The microphone device of voice coil leads welding when the technical problem that the utility model need solve is to provide a kind of convenience to produce.
The utility model is through such technical scheme technical solution problem:
A kind of microphone device; The conducting terminal that it comprises support, is contained in support magnetic circuit system, sonification system and is embedded at support; Said magnetic circuit system is provided with magnetic gap; Sonification system is provided with first voice coil loudspeaker voice coil and second voice coil loudspeaker voice coil that links to each other with conducting terminal and be respectively equipped with lead-in wire; Said conducting terminal is provided with kink that is fixed in support and the fixed part that links to each other with two voice coil leads, extends from fixed part and the contact site that extends and is electrically connected with external circuit from kink, and said fixed part comprises that the first area that links to each other with the lead-in wire of first voice coil loudspeaker voice coil, the bonding pad of extending from the first area reach the second area that extends and link to each other with the lead-in wire of second voice coil loudspeaker voice coil from the bonding pad.
As a kind of improvement of the utility model, the width of said bonding pad is respectively less than the width of first area width and second area.
As a kind of improvement of the utility model, the edge of the edge of said bonding pad and the edge of first area and second area forms arc-shaped notch.
As a kind of improvement of the utility model, said support is provided with the first surface around through-hole wall, and said first voice coil loudspeaker voice coil is suspended in the magnetic gap, and said second voice coil loudspeaker voice coil is fixed on the said first surface.
As a kind of improvement of the utility model, said support also is provided with the second surface that is positioned at the through hole both sides, and the fixed part of said conducting terminal is fixed on the second surface.
As a kind of improvement of the utility model, said second surface is provided with conducting terminal fixed part profile phase coupling and accommodates the fixed part slot to make way.
A kind of improvement as the utility model; Said magnetic circuit system is provided with the magnetic bowl and is contained in the group of magnets in the magnetic bowl; Said magnetic bowl is provided with the diapire of fixed magnet and extends and form the sidewall of said magnetic gap with group of magnets from diapire, and said sidewall is fixed on the inwall of support.
As a kind of improvement of the utility model, the inwall of said support is provided with projection, and said sidewall is provided with and the corresponding breach of projection, and the central authorities of said breach are provided with the flange that connects with said projection.
The utlity model has following advantage: since the fixed part of conducting terminal comprise the first area that links to each other with first voice coil leads and second voice coil leads respectively with second area, reach the bonding pad that is connected first area and second area.Like this; Just can be aborning, the lead-in wire with two voice coil loudspeaker voice coils is welded to respectively on the position separately clearly, avoids the workman to cause the problem of two voice coil leads welding phase mutual interference because of subjective reason; Both can conveniently produce, raise the efficiency, can guarantee performance of products again.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of the preferred embodiment of the utility model microphone device;
Fig. 2 is that two voice coil loudspeaker voice coils cooperate figure with being connected of magnetic circuit system, conducting terminal and support in the preferred embodiment of the utility model microphone device.
[embodiment]
Below in conjunction with accompanying drawing and execution mode the utility model is described further.
Be illustrated in figure 1 as the microphone device 10 of a kind of embodiment of the utility model, this microphone device 10 comprises the support 11 that is provided with through hole 110, be contained in sonification system 12 and magnetic circuit system 13 in the through hole 110, be embedded in the support 11 and the conducting terminal 14 that is electrically connected with external circuit and be located at sonification system 12 tops and with the protecgulum 15 of support 11 windings.Wherein, support 11 is provided with inwall 111, is provided with and towards the first surface 112 of protecgulum 15 and be positioned at through hole 110 both sides and towards the second surface 113 of protecgulum 15, inwall 111 is provided with projection 114 around inwall 111.
Further with reference to Fig. 2; The magnet steel 131 of the diapire 301 that magnetic circuit system 13 comprises the magnetic bowl 130 that is provided with diapire 301 and sidewall 302, be fixed in magnetic bowl 130 and be positioned at the pole piece 132 of magnet steel 131 tops; Wherein, Magnet steel 131 constitutes group of magnets with pole piece 132, and and magnetic bowl 130 between form magnetic gap, first voice coil loudspeaker voice coil 120 is suspended in this magnetic gap.The sidewall 302 of magnetic bowl 130 is connected with the inwall 111 of support; In the present embodiment; The position of corresponding support 11 upper protruding blocks 114 is provided with breach 303 on the sidewall 302 of magnetic bowl 130, and breach 303 is provided with the flange 115 with projection 114 butts, the butt of this flange 115 and projection 114; Can control the position of magnetic bowl 130 in support 11 well, convenient for assembly.
Conducting terminal 14 comprises that the fixed part 140 of the second surface 113 of being located at support 11, the kink 141 that extends from fixed part 140 reach the contact site 142 that extends and be electrically connected with external circuit from kink 141; Wherein, Support 11 be provided with from second surface 113 to extend away from the direction of protecgulum 15 and with the groove 116 of the profile phase coupling of fixed part 140; This groove 116 is in order to accommodate fixed part 140, to reduce the whole height of product.Fixed part 140 comprise with the first area 401 of first voice coil loudspeaker voice coil, 120 wire bonds, from the first area 401 extend bonding pad 403, and from the bonding pad 403 extend and with the second area 402 of second voice coil loudspeaker voice coil, 122 wire bonds.In the present embodiment, the width of bonding pad 403 is less than the width of first area 401 and the width of second area 402, and the edge of the edge of the edge of bonding pad 403 and first area 401 and second area 402 forms arc-shaped notch.
Because fixed part 140 is provided with respectively the zone with the wire bonds of two voice coil loudspeaker voice coils; In just can avoiding producing; Owing to the artificial origin causes, the center of whole fixed part is partial in first voice coil leads welding position, and has influence on the welding of second voice coil leads; Thereby made things convenient for assembling, improved production efficiency, guaranteed the premium properties of product.
Above-described only is the execution mode of the utility model; Should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite that does not break away from the utility model creation design; Can also make improvement, but these all belong to the protection range of the utility model.
Claims (8)
1. microphone device; It comprises the support that is provided with through hole, the conducting terminal that is contained in magnetic circuit system, the sonification system in the through hole and is embedded at support; Said magnetic circuit system is provided with magnetic gap; Sonification system is provided with first voice coil loudspeaker voice coil and second voice coil loudspeaker voice coil that links to each other with conducting terminal and be respectively equipped with lead-in wire; Said conducting terminal is provided with the kink that is fixed in support and the fixed part that links to each other with two voice coil leads, extends from fixed part and from the contact site that kink extends and is electrically connected with external circuit, it is characterized in that: said fixed part comprises that the first area that links to each other with the lead-in wire of first voice coil loudspeaker voice coil, the bonding pad of extending from the first area reach the second area that extends and link to each other with the lead-in wire of second voice coil loudspeaker voice coil from the bonding pad.
2. microphone device according to claim 1 is characterized in that: the width of said bonding pad is respectively less than the width of first area width and second area.
3. microphone device according to claim 2 is characterized in that: the edge of the edge of said bonding pad and the edge of first area and second area forms arc-shaped notch.
4. microphone device according to claim 1 is characterized in that: said support is provided with the first surface around through-hole wall, and said first voice coil loudspeaker voice coil is suspended in the magnetic gap, and said second voice coil loudspeaker voice coil is fixed on the said first surface.
5. microphone device according to claim 4 is characterized in that: said support also is provided with the second surface that is positioned at the through hole both sides, and the fixed part of conducting terminal is fixed on the second surface.
6. microphone device according to claim 5 is characterized in that: said second surface is provided with the slot to make way that matees and accommodate fixed part with conducting terminal fixed part profile phase.
7. according to any described microphone device of claim 1 to 6; It is characterized in that: said magnetic circuit system is provided with the magnetic bowl and is contained in the group of magnets in the magnetic bowl; Said magnetic bowl is provided with the diapire of fixed magnet and extends and form the sidewall of said magnetic gap with group of magnets from diapire, and said sidewall is fixed on the inwall of support.
8. microphone device according to claim 7 is characterized in that: the inwall of said support is provided with projection, and said sidewall is provided with and the corresponding breach of projection, and the central authorities of said breach are provided with the flange that connects with said projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205620515U CN202435594U (en) | 2011-12-29 | 2011-12-29 | Sounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205620515U CN202435594U (en) | 2011-12-29 | 2011-12-29 | Sounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435594U true CN202435594U (en) | 2012-09-12 |
Family
ID=46784997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205620515U Expired - Fee Related CN202435594U (en) | 2011-12-29 | 2011-12-29 | Sounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435594U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079376A1 (en) * | 2012-11-25 | 2014-05-30 | 歌尔声学股份有限公司 | Electroacoustic transducer |
| WO2019205660A1 (en) * | 2018-04-27 | 2019-10-31 | 歌尔股份有限公司 | Sound producing unit, sound producing module, and electronic terminal |
| CN110740414A (en) * | 2018-07-20 | 2020-01-31 | 常州市三字智能科技有限公司 | Automatic processing equipment for moving coil sound film assembly |
| US10999680B2 (en) | 2017-05-15 | 2021-05-04 | AAC Technologies Pte. Ltd. | Electrodynamic acoustic transducer with improved wiring |
-
2011
- 2011-12-29 CN CN2011205620515U patent/CN202435594U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079376A1 (en) * | 2012-11-25 | 2014-05-30 | 歌尔声学股份有限公司 | Electroacoustic transducer |
| US9503822B2 (en) | 2012-11-25 | 2016-11-22 | Goertek Inc. | Electroacoustic transducer |
| US10999680B2 (en) | 2017-05-15 | 2021-05-04 | AAC Technologies Pte. Ltd. | Electrodynamic acoustic transducer with improved wiring |
| WO2019205660A1 (en) * | 2018-04-27 | 2019-10-31 | 歌尔股份有限公司 | Sound producing unit, sound producing module, and electronic terminal |
| CN110740414A (en) * | 2018-07-20 | 2020-01-31 | 常州市三字智能科技有限公司 | Automatic processing equipment for moving coil sound film assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170510 Address after: Singapore, Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181019 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore, Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20201229 |