CN205430596U - Electroacoustic transducer - Google Patents
Electroacoustic transducer Download PDFInfo
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- CN205430596U CN205430596U CN201520986348.2U CN201520986348U CN205430596U CN 205430596 U CN205430596 U CN 205430596U CN 201520986348 U CN201520986348 U CN 201520986348U CN 205430596 U CN205430596 U CN 205430596U
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- vibrating diaphragm
- electroacoustic transducer
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Abstract
The utility model relates to an electroacoustic transducer, including framework, magnetic circuit mechanism, first vibrating diaphragm, second vibrating diaphragm, first voice coil loudspeaker voice coil and second voice coil loudspeaker voice coil, magnetic circuit mechanism includes support, first magnet, first magnetic conduction spare, second magnet and second magnetic conduction spare, the support includes recess and extension, be equipped with first through -hole on the first vibrating diaphragm, be equipped with the second through -hole on the support, the framework is close to be equipped with the third through -hole on the side of first vibrating diaphragm, communicate each other between first through -hole, second through -hole and the third through -hole, the sound that the second vibrating diaphragm sent passes through first through -hole, second through -hole and third through -hole. Through establishing the through -hole respectively in first vibrating diaphragm, support and framework, and between the through -hole each other the intercommunication form sound channel for the output of high audio frequency part sound can be guaranteed spread out of the framework through sound channel outside to sound that the second vibrating diaphragm sent in same electroacoustic transducer, can take into account bass part sound again.
Description
Technical field
This utility model relates to Mobile audio frequency apparatus field, the particularly electroacoustic transducer of Mobile audio frequency equipment.
Background technology
Along with the progress of science and technology, the popularization degree of Mobile audio frequency equipment is more and more higher, and particularly earphone plays very important effect as Mobile audio frequency output device in people live.
Existing electroacoustic transducer the most only has a driver element, the most only it is correspondingly provided with a Magnet, a magnetic conductive part, a voice coil loudspeaker voice coil and a vibrating diaphragm, speak or mainly high audio part, mainly bass part, if predominantly high audio part of speaking cannot take into account bass part, if predominantly bass part of speaking cannot take into account high audio part.
Utility model content
Based on this, it is necessary to high audio part and the problem of bass part can not be taken into account for existing electroacoustic transducer, it is provided that a kind of electroacoustic transducer, including:
Framework；
Being located at the magnetic path in described framework, described magnetic path includes support, the first Magnet, the first magnetic conductive part, the second Magnet and the second magnetic conductive part；Described support includes that groove and extension, described extension are connected to the outer peripheral edge of described slot opening and toward horizontal-extending away from described groove direction；Described first magnetic catch is located between described groove bottom wall and described first magnetic conductive part, and described second magnetic catch is located between described extension and described second magnetic conductive part；Form the first magnetic gap between described first Magnet and described first magnetic conductive part and the medial wall of described groove, between described second Magnet and described second magnetic conductive part and the lateral wall of described groove, form the second magnetic gap；
First vibrating diaphragm, is suspended at the open side of described groove；
Second vibrating diaphragm, is suspended at the diapire side of described groove；
First voice coil loudspeaker voice coil, its one end is connected with described first vibrating diaphragm, and extends in described first magnetic gap；
Second voice coil loudspeaker voice coil, its one end is connected with described second vibrating diaphragm, and extends in described second magnetic gap；
Described first vibrating diaphragm is provided with the first through hole, described support is provided with the second through hole, described framework is provided with third through-hole near the side of described first vibrating diaphragm, described first through hole, being interconnected between the second through hole and third through-hole, the sound that described second vibrating diaphragm sends is by described first through hole, the second through hole and third through-hole.
Wherein in an embodiment, described second through hole is to be located at the single hole on the groove bottom wall at described recess sidewall or described first magnetic gap place or multiple hole.
Wherein in an embodiment, described first through hole is to be located at the single hole on described first vibrating diaphragm or multiple hole.
Wherein in an embodiment, described second through hole is to be located at the single hole in the middle part of described groove bottom wall or multiple hole.
Wherein in an embodiment, described first through hole is to be located at the single hole on described first vibrating diaphragm or multiple hole, and the middle part of described first Magnet and described first magnetic conductive part is respectively equipped with the fourth hole and fifth hole being interconnected.
Wherein in an embodiment, described second through hole is the single hole or multiple hole being located on described extension.
Wherein in an embodiment, described first through hole is to be located at the single hole on described first vibrating diaphragm or multiple hole.
Wherein in an embodiment, described framework is additionally provided with on the side of described second vibrating diaphragm and lets out sound hole.
Wherein in an embodiment, described in let out sound hole and be provided with screen cloth, sponge or adjustable sound paper.
Above-mentioned electroacoustic transducer is by setting through hole respectively in the first vibrating diaphragm, support and framework, and the formation sound channel that is interconnected between through hole, the sound that second vibrating diaphragm is sent spreads out of outside framework by sound channel, in same electroacoustic transducer, both can guarantee that the output of high audio partial sound, bass partial sound can have been taken into account again.
Accompanying drawing explanation
Fig. 1 is one one kinds of electroacoustic transducer embodiment one schematic diagrams one of embodiment；
Fig. 2 is the exploded perspective view of Fig. 1；
Fig. 3 is one one kinds of electroacoustic transducer embodiment one schematic diagrams two of embodiment；
Fig. 4 is one one kinds of electroacoustic transducer embodiment one schematic diagrams three of embodiment；
Fig. 5 is one one kinds of electroacoustic transducer embodiment one schematic diagrams four of embodiment；
Fig. 6 is one one kinds of electroacoustic transducer embodiment two schematic diagrams one of embodiment；
Fig. 7 is one one kinds of electroacoustic transducer embodiment two schematic diagrams two of embodiment；
Fig. 8 is the exploded perspective view of Fig. 7；
Fig. 9 is one one kinds of electroacoustic transducer embodiment three schematic diagrams one of embodiment；
Figure 10 is one one kinds of electroacoustic transducer embodiment three schematic diagrams two of embodiment.
Detailed description of the invention
For the ease of understanding this utility model, below with reference to relevant drawings, electroacoustic transducer is described more fully.Accompanying drawing gives the first-selected embodiment of electroacoustic transducer.But, electroacoustic transducer can realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments is to make the disclosure to electroacoustic transducer more thorough comprehensively.
Referring to Fig. 1 to Fig. 5, the embodiment of the present invention one provides a kind of electroacoustic transducer, including: framework 101, the magnetic path being located in framework 101, the first vibrating diaphragm the 102, second vibrating diaphragm the 103, first voice coil loudspeaker voice coil 104 and the second voice coil loudspeaker voice coil 105.
Further, magnetic path includes support the 1061, first Magnet the 1062, first magnetic conductive part the 1063, second Magnet 1064 and the second magnetic conductive part 1065；Support 1061 includes that groove 1061a and extension 1061b, extension 1061b are connected to the outer peripheral edge of groove 1061a opening and toward horizontal-extending away from groove 1061a direction, it is preferred that groove 1061a and extension 1061b are formed in one structure；First Magnet 1062 is located between groove 1061a diapire and the first magnetic conductive part 1063, i.e. first Magnet 1062 and the first magnetic conductive part 1063 superposition are placed in groove 1061a, second Magnet 1064 is located between extension 1061b and the second magnetic conductive part 1065, and the i.e. second Magnet 1064 and the second magnetic conductive part 1065 superposition are placed in extension 1061b；Form the first magnetic gap 107 between first Magnet 1062 and the first magnetic conductive part 1063 and the medial wall of groove, between the second Magnet 1064 and the second magnetic conductive part 1065 and the lateral wall of groove 1061a, form the second magnetic gap 108.
Preferably, the first vibrating diaphragm 102 is high-frequency diaphragm, and the second vibrating diaphragm 103 is low frequency vibrating diaphragm.
Preferably, support 1061 is iron material matter, can play magnetic conduction effect simultaneously.
First vibrating diaphragm 102 is suspended at the open side of groove 1061a, it is preferred that the outer edge of the first vibrating diaphragm 102 is fixedly arranged on extension 1061b；Preferably, the outer edge of the first vibrating diaphragm 102 is fixedly installed on extension 1061b by glue.
Second vibrating diaphragm 103 is suspended at the diapire side of groove 1061a, it is preferred that the outer edge of the second vibrating diaphragm 103 is fixedly arranged on the second magnetic conductive part 1065；Preferably, the outer edge of the second vibrating diaphragm 103 is fixedly installed on the second magnetic conductive part 1065 by glue.
One end of first voice coil loudspeaker voice coil 104 is connected with the first vibrating diaphragm 102, and extends in the first magnetic gap 107；Concrete, one end of the first voice coil loudspeaker voice coil 104 is connected with the first vibrating diaphragm 102, and extends in the first magnetic gap 107 from the axial direction of the first vibrating diaphragm 102.
One end of second voice coil loudspeaker voice coil 105 is connected with the second vibrating diaphragm 103, and extends in the second magnetic gap 108；Concrete, one end of the second voice coil loudspeaker voice coil 105 is connected with the second vibrating diaphragm 103, and extends in the second magnetic gap 108 from the axial direction of the second vibrating diaphragm 103.
First vibrating diaphragm 102 is provided with the first through hole 1021, support 1061 is provided with the second through hole 1061c, framework 101 is provided with third through-hole 1011 near the side of the first vibrating diaphragm 102, being interconnected between first through hole the 1021, second through hole 1061c and third through-hole 1011, the sound that the second vibrating diaphragm 104 sends passes through the first through hole the 1021, second through hole 1061c and third through-hole 1011.
The electroacoustic transducer of this enforcement is by setting through hole respectively in high-frequency diaphragm the first vibrating diaphragm, support and framework, and the formation sound channel that is interconnected between through hole, the sound that second vibrating diaphragm of low frequency vibrating diaphragm is sent spreads out of outside framework by sound channel, in same electroacoustic transducer, both can guarantee that the output of high audio partial sound, bass partial sound can have been taken into account again.
The first embodiment
In the present embodiment, the second through hole 1061c is to be located at the single hole on the groove 1061a diapire at groove 1061a sidewall or the first magnetic gap 107 place or multiple hole.As depicted in figs. 1 and 2, the second through hole 1061c is to be located at the single hole on the groove 1061a diapire at the first magnetic gap 107 place or multiple hole, and as shown in Figure 4 and Figure 5, the second through hole 1061c is to be located at the single hole on groove 1061a sidewall or multiple hole.
In the present embodiment, the first through hole 1021 is to be located at the single hole on the first vibrating diaphragm 102 or multiple hole.Concrete, the first vibrating diaphragm 102 includes the top dome portion of centre and around the ring portion of top dome portion one circle.As shown in Figure 1 to Figure 3, first through hole 1021 is located at top dome portion, the low frequency part sound that then the second vibrating diaphragm 103 sends enters the first magnetic gap 107 by the second through hole 1061c, enter framework 101 and the cavity of the first vibrating diaphragm 102 formation by the first through hole 1021 again, spread out of eventually through third through-hole 1011；Preferably, the first through hole 1021 is located at the position near ring portion, the top dome portion, and sound press herein is low, and offering the first through hole 1021 affects little herein on the vibrating effect of whole first vibrating diaphragm 102.As shown in Figure 2 and Figure 4, first through hole 1021 is located at ring portion, the low frequency part sound that then the second vibrating diaphragm 103 sends enters the first magnetic gap 107 by the second through hole 1061c, enter framework 101 and the cavity of the first vibrating diaphragm 102 formation by the first through hole 1021 again, spread out of eventually through third through-hole 1011.
In the present embodiment, third through-hole 1011 is the single hole or multiple hole being located in framework 101.
The second embodiment
In the present embodiment, as shown in Figure 6 to 8, the second through hole 1061c is to be located at the single hole in the middle part of groove 1061a diapire or multiple hole.
In the present embodiment, first through hole 1021 is to be located at the single hole on the first vibrating diaphragm 102 or multiple hole, the middle part of the first Magnet 1062 and the first magnetic conductive part 1063 is respectively equipped with the fourth hole 1062a and fifth hole 1063a being interconnected, concrete, the first Magnet 1062 and the first magnetic conductive part 1063 are annular magnet and the annular magnetic conductive part with hollow hole.As shown in Figure 6 to 8, the low frequency part sound that second vibrating diaphragm 103 sends enters fourth hole 1062a and fifth hole 1063a by the second through hole 1061c, enter framework 101 and the cavity of the first vibrating diaphragm 102 formation by the first through hole 1021 again, spread out of eventually through third through-hole 1011.
Concrete, the first vibrating diaphragm 102 includes the top dome portion of centre and around the ring portion of top dome portion one circle.As shown in Figure 6, the first through hole 1021 is to be located at scattered multiple apertures in the top dome portion of the first vibrating diaphragm 102.
As shown in Figure 7 and Figure 8, first through hole 1021 is to be located at single macropore in the top dome portion of the first vibrating diaphragm 102, owing to this hole is relatively big, unaffected in order to ensure the vibration of the first vibrating diaphragm 102, top dome portion is provided with the edge of through hole and can be fixed on the first magnetic conductive part 1063 by glue.
In the present embodiment, third through-hole 1011 is the single hole or multiple hole being located in framework 101.
The third embodiment
In the present embodiment, as shown in Figure 9 and Figure 10, the second through hole 1061c is the single hole or multiple hole being located on extension 1061b.
In the present embodiment, the first through hole 1021 is to be located at the single hole on the first vibrating diaphragm 102 or multiple hole.Concrete, the low frequency part sound that second vibrating diaphragm 103 sends enters the second magnetic gap 108, the cavity that the first vibrating diaphragm 102 is formed is entered by the second through hole 1061c, enter the first vibrating diaphragm 102 and the cavity of framework 101 formation by the first magnetic gap 107 and the first through hole 1021 again, spread out of eventually through third through-hole 1011.
In this enforcement, third through-hole 1011 is the single hole or multiple hole being located in framework 101.
Further, framework 101 is additionally provided with on the side of the second vibrating diaphragm 103 and lets out sound hole 109, lets out sound hole 109 by this and can further improve low-frequency effect.
Further, let out sound hole 109 and be provided with screen cloth, sponge or adjustable sound paper.
Above-mentioned electroacoustic transducer is by setting through hole respectively in the first vibrating diaphragm, support and framework, and the formation sound channel that is interconnected between through hole, the sound that second vibrating diaphragm is sent spreads out of outside framework by sound channel, in same electroacoustic transducer, both can guarantee that the output of high audio partial sound, bass partial sound can have been taken into account again.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (9)
1. an electroacoustic transducer, it is characterised in that including:
Framework；
Being located at the magnetic path in described framework, described magnetic path includes support, the first Magnet, the first magnetic conductive part, the second Magnet and the second magnetic conductive part；Described support includes that groove and extension, described extension are connected to the outer peripheral edge of described slot opening and toward horizontal-extending away from described groove direction；Described first magnetic catch is located between described groove bottom wall and described first magnetic conductive part, and described second magnetic catch is located between described extension and described second magnetic conductive part；Form the first magnetic gap between described first Magnet and described first magnetic conductive part and the medial wall of described groove, between described second Magnet and described second magnetic conductive part and the lateral wall of described groove, form the second magnetic gap；
First vibrating diaphragm, is suspended at the open side of described groove；
Second vibrating diaphragm, is suspended at the diapire side of described groove；
First voice coil loudspeaker voice coil, its one end is connected with described first vibrating diaphragm, and extends in described first magnetic gap；
Second voice coil loudspeaker voice coil, its one end is connected with described second vibrating diaphragm, and extends in described second magnetic gap；
Described first vibrating diaphragm is provided with the first through hole, described support is provided with the second through hole, described framework is provided with third through-hole near the side of described first vibrating diaphragm, described first through hole, being interconnected between the second through hole and third through-hole, the sound that described second vibrating diaphragm sends is by described first through hole, the second through hole and third through-hole.
Electroacoustic transducer the most according to claim 1, it is characterised in that described second through hole is to be located at the single hole on the groove bottom wall at described recess sidewall or described first magnetic gap place or multiple hole.
Electroacoustic transducer the most according to claim 2, it is characterised in that described first through hole is to be located at the single hole on described first vibrating diaphragm or multiple hole.
Electroacoustic transducer the most according to claim 1, it is characterised in that described second through hole is to be located at the single hole in the middle part of described groove bottom wall or multiple hole.
Electroacoustic transducer the most according to claim 4, it is characterized in that, described first through hole is to be located at the single hole on described first vibrating diaphragm or multiple hole, and the middle part of described first Magnet and described first magnetic conductive part is respectively equipped with the fourth hole and fifth hole being interconnected.
Electroacoustic transducer the most according to claim 1, it is characterised in that described second through hole is the single hole or multiple hole being located on described extension.
Electroacoustic transducer the most according to claim 6, it is characterised in that described first through hole is to be located at the single hole on described first vibrating diaphragm or multiple hole.
Electroacoustic transducer the most according to claim 1, it is characterised in that described framework is additionally provided with on the side of described second vibrating diaphragm and lets out sound hole.
Electroacoustic transducer the most according to claim 8, it is characterised in that described in let out sound hole and be provided with screen cloth, sponge or adjustable sound paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986348.2U CN205430596U (en) | 2015-12-02 | 2015-12-02 | Electroacoustic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986348.2U CN205430596U (en) | 2015-12-02 | 2015-12-02 | Electroacoustic transducer |
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| Publication Number | Publication Date |
|---|---|
| CN205430596U true CN205430596U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520986348.2U Active CN205430596U (en) | 2015-12-02 | 2015-12-02 | Electroacoustic transducer |
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| CN (1) | CN205430596U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107071669A (en) * | 2017-05-26 | 2017-08-18 | 维沃移动通信有限公司 | A kind of loudspeaker earpiece and mobile terminal |
| CN108322876A (en) * | 2018-04-11 | 2018-07-24 | 深圳倍声声学技术有限公司 | A kind of dynamic iron construction |
| CN111698618A (en) * | 2019-03-14 | 2020-09-22 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN111698617A (en) * | 2019-03-14 | 2020-09-22 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN115278476A (en) * | 2022-05-10 | 2022-11-01 | 荣耀终端有限公司 | Audio transducer and wearable audio output device |
-
2015
- 2015-12-02 CN CN201520986348.2U patent/CN205430596U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107071669A (en) * | 2017-05-26 | 2017-08-18 | 维沃移动通信有限公司 | A kind of loudspeaker earpiece and mobile terminal |
| CN108322876A (en) * | 2018-04-11 | 2018-07-24 | 深圳倍声声学技术有限公司 | A kind of dynamic iron construction |
| CN108322876B (en) * | 2018-04-11 | 2023-12-22 | 南京声动健康科技有限公司 | Moving iron structure |
| CN111698618A (en) * | 2019-03-14 | 2020-09-22 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN111698617A (en) * | 2019-03-14 | 2020-09-22 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN115278476A (en) * | 2022-05-10 | 2022-11-01 | 荣耀终端有限公司 | Audio transducer and wearable audio output device |
| CN115278476B (en) * | 2022-05-10 | 2023-07-25 | 荣耀终端有限公司 | Audio transducer and wearable audio output device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 35th floor, block a, Tanglang City, 3333 Liuxian Avenue, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Wanmo acoustics Co.,Ltd. Address before: 518000 14th floor, east block, Tianliao building, Tanglang primary school, Xili Xueyuan Avenue, Nanshan District, Shenzhen City, Guangdong Province Patentee before: 1MORE Inc. |
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| CP03 | Change of name, title or address |