CN204442657U - A kind of Novel movable iron unit - Google Patents
A kind of Novel movable iron unit Download PDFInfo
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- CN204442657U CN204442657U CN201420867665.8U CN201420867665U CN204442657U CN 204442657 U CN204442657 U CN 204442657U CN 201420867665 U CN201420867665 U CN 201420867665U CN 204442657 U CN204442657 U CN 204442657U
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- iron core
- armature
- permanent magnet
- novel movable
- transducing portion
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Abstract
The utility model discloses a kind of Novel movable iron unit, dynamic iron unit comprises: armature, coil, iron core, permanent magnet, conductive bar and vibrating diaphragm, armature comprises fixed part and vibration transducing portion, coil and iron core are sheathed on vibration transducing portion successively, the both sides up and down in vibration transducing portion are respectively equipped with the permanent magnet be fixedly connected with the inner surface of iron core, iron core is integral type structure, and the cross section of iron core is in " returning " font.This core structure is simple, is connected firmly, and is convenient to processing and production line production, effective reduction production cost, ensure that dynamic iron unit normally works, and the preparation method of this iron core can cut down finished cost and difficulty of processing, ensure machining accuracy, reduce costs, preparation flow is simple.
Description
Technical field
The utility model relates to a kind of dynamic iron unit of receiver, particularly relates to a kind of Novel movable iron unit.
Background technology
In the structure of dynamic iron unit, particularly in receiver, iron core is very important parts, and its Main Function installs magnet to form magnetic circuit.Traditional core structure is complicated, and the processing molding method of iron core adopts the methods such as die casting, punching press or drawing usually, and its difficulty of processing of above method is all very large, and cost is also higher, is not suitable for production line processing.
Therefore, a kind of structure is simple, easy to make, cuts down finished cost and the Novel movable iron unit of difficulty of processing urgently proposes.
Utility model content
For solving the problem, the utility model provides this core structure of Novel movable iron unit simple, is connected firmly, and ensures that dynamic iron unit normally works.
The technical solution of the utility model is as follows:
A kind of Novel movable iron unit, dynamic iron unit comprises: armature, coil, iron core, permanent magnet, conductive bar and vibrating diaphragm, armature comprises fixed part and vibration transducing portion, coil and iron core are sheathed on vibration transducing portion successively, the both sides up and down in vibration transducing portion are respectively equipped with the permanent magnet be fixedly connected with the inner surface of iron core, iron core is integral type structure, and the cross section of iron core is in " returning " font.
The core structure " returning " font is simple, is convenient to processing and production line production, effectively reduces production cost.
As preferred scheme, the end top of described iron core is provided with through hole, and described conductive bar is connected with armature by described through hole one end, and the other end is connected with described conductive bar, and described through hole is arranged at the center of the length direction in described iron core transverse cross section.
Adopt above-mentioned preferred scheme, conductive bar is connected with armature by through hole one end, and the other end is connected with conductive bar, better can utilize space, makes iron unit compacter, reduces the volume of dynamic iron unit, thus reduces the volume of receiver.Through hole arranges the center with the length direction in iron core transverse cross section, ensures that conductive bar drives diaphragm oscillations steady.
As preferred scheme, with elastomeric layer on permanent magnet.
Adopt above-mentioned preferred scheme, elastomeric layer can be made up of TPU, PE or PVC material.When ensureing that receiver is subject to external force, when the vibration transducing portion of armature contacts with permanent magnet, rebound in the vibration transducing portion of armature by the elastomeric layer on permanent magnet.
As preferred scheme, vibrating diaphragm is provided with one or more metering orifice, metering orifice comprises multiple aperture.
Adopt above-mentioned preferred scheme, the metering orifice having multiple aperture to form can more effective guarantee vibrating diaphragm up-down vibration, reduces the distortion factor of sound, aperture typically have a diameter from 0.01 ~ 0.02mm.
As preferred scheme, vibrating diaphragm is provided with one or more reinforcement, reinforcement is the convex closure that raises up and/or the concave point to lower convexity.
Adopt above-mentioned preferred scheme, can ensure that diaphragm oscillations is more steady, when the thickness of vibrating diaphragm is identical, the diaphragm oscillations amplitude with reinforcement is larger, and vibration is more steady, and the sound wave of generation is better.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the cutaway view of the dynamic iron unit that the utility model embodiment provides.
Fig. 2 is the cutaway view of the iron core that the utility model embodiment provides.
Fig. 3 is one of structural representation of the vibrating diaphragm that the utility model embodiment provides.
Fig. 4 is the structural representation two of the vibrating diaphragm that the utility model embodiment provides.
Fig. 5 is the core structure schematic diagram that the utility model embodiment provides.
The title of the numeral in figure or the corresponding component representated by letter:
Wherein, 1. armature 11. fixed part 12. vibrates transducing portion 2. coil 3. iron core 4. permanent magnet 5. conductive bar 6. vibrating diaphragm 61. metering orifice 62. reinforcement 7. through hole
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of Novel movable iron unit, dynamic iron unit comprises: armature 1, coil 2, iron core 3, permanent magnet 4, conductive bar 5 and vibrating diaphragm 6, armature 1 comprises fixed part 11 and vibration transducing portion 12, coil 2 and iron core 3 are sheathed on vibration transducing portion 12 successively, the both sides up and down in vibration transducing portion 12 are respectively equipped with the permanent magnet 4 be fixedly connected with the inner surface of iron core 3, and iron core 3 is integral type structure, and the cross section of iron core 3 is in " returning " font.
Iron core 3 structure of " returning " font is simple, is convenient to processing and production line production, effectively reduces production cost.
As shown in Figure 2, in order to better implementation result, in other embodiment, all the other technical characteristics are identical, difference is, is provided with through hole 7 at the end top of iron core 3, and conductive bar 5 is connected with armature 1 by through hole 7 one end, the other end is connected with conductive bar 5, and through hole 7 is arranged at the center of the length direction of described iron core 3 cross section.Conductive bar 5 is connected with armature 1 by through hole 7 one end, and the other end is connected with conductive bar 5, better can utilize space, makes iron unit compacter, reduces the volume of dynamic iron unit, thus reduces the volume of receiver.Through hole 7 arranges the center with the length direction of iron core 3 cross section, ensures that conductive bar 5 drives vibrating diaphragm 6 to vibrate steadily.
In order to better implementation result, in other embodiment, all the other technical characteristics are identical, and difference is, with elastomeric layer on permanent magnet 4.Elastomeric layer can be made up of TPU, PE or PVC material.When ensureing that receiver is subject to external force, when the vibration transducing portion of armature contacts with permanent magnet, rebound in the vibration transducing portion of armature by the elastomeric layer on permanent magnet.
As shown in Figure 3, in order to better implementation result, in other embodiment, all the other technical characteristics are identical, and difference is, vibrating diaphragm 6 is provided with one or more metering orifice 61, and metering orifice 61 comprises multiple aperture.The metering orifice having multiple aperture to form can more effective guarantee vibrating diaphragm up-down vibration, reduces the distortion factor of sound, aperture typically have a diameter from 0.01 ~ 0.02mm.
As shown in Figure 4, in order to better implementation result, in other embodiment, all the other technical characteristics are identical, and difference is, vibrating diaphragm 6 is provided with one or more reinforcement 62, and reinforcement 62 is the convex closure that raises up and/or the concave point to lower convexity.Can ensure that vibrating diaphragm 6 vibrates more steady, when the thickness of vibrating diaphragm 6 is identical, vibrating diaphragm 6 Oscillation Amplitude with reinforcement is larger, and vibration is more steady, and the sound wave of generation is better.
As shown in Figure 5, the iron core that the utility model proposes, it can utilize billot to carry out bending and make, and is provided with one or more connection bump and/or connecting groove at the head end of billot 8, is provided with the connection draw-in groove that matches with connection bump and/or connecting groove and/or connects fixture block at the end of billot.Effectively can increase the connecting length of billot head end and tail end, ensure that the junction of iron core connects more firm.
Be more than the description to the utility model embodiment, by the above-mentioned explanation to the disclosed embodiments, professional and technical personnel in the field realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a Novel movable iron unit, it is characterized in that, comprise: armature, coil, iron core, permanent magnet, conductive bar and vibrating diaphragm, described armature comprises fixed part and vibration transducing portion, described coil and described iron core are sheathed on described vibration transducing portion successively, the both sides up and down in described vibration transducing portion are respectively equipped with the permanent magnet be fixedly connected with the inner surface of described iron core, and described iron core is integral type structure, and the cross section of described iron core is in " returning " font.
2. Novel movable iron unit according to claim 1, it is characterized in that, be provided with through hole at the end top of described iron core, described conductive bar is connected with armature by described through hole one end, the other end is connected with described conductive bar, and described through hole is arranged at the center of the length direction in described iron core transverse cross section.
3. the Novel movable iron unit according to claim or 1 or 2, is characterized in that, with elastomeric layer on described permanent magnet.
4. Novel movable iron unit according to claim 3, is characterized in that, described vibrating diaphragm is provided with one or more metering orifice, and described metering orifice comprises multiple aperture.
5. Novel movable iron unit according to claim 3, is characterized in that, described vibrating diaphragm is provided with one or more reinforcement, and described reinforcement is the convex closure that raises up and/or the concave point to lower convexity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420867665.8U CN204442657U (en) | 2014-12-31 | 2014-12-31 | A kind of Novel movable iron unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420867665.8U CN204442657U (en) | 2014-12-31 | 2014-12-31 | A kind of Novel movable iron unit |
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| Publication Number | Publication Date |
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| CN204442657U true CN204442657U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420867665.8U Active CN204442657U (en) | 2014-12-31 | 2014-12-31 | A kind of Novel movable iron unit |
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| CN (1) | CN204442657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581583A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel moving iron unit and iron core producing method |
| CN107135449A (en) * | 2017-05-27 | 2017-09-05 | 苏州亿欧得电子有限公司 | A kind of moving-iron receiver with New Magnetic Field Controlled guide structure |
-
2014
- 2014-12-31 CN CN201420867665.8U patent/CN204442657U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581583A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel moving iron unit and iron core producing method |
| CN104581583B (en) * | 2014-12-31 | 2018-12-11 | 苏州逸巛声学科技有限公司 | A kind of preparation method of novel moving iron unit and iron core |
| CN107135449A (en) * | 2017-05-27 | 2017-09-05 | 苏州亿欧得电子有限公司 | A kind of moving-iron receiver with New Magnetic Field Controlled guide structure |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170118 Address after: The front road 215000 in Jiangsu province Suzhou city high tech Development Zone No. 299 Building 1 Patentee after: Suzhou Puliansi Electronic Technology Co., Ltd. Address before: 215011 Zhujianglu Road high tech Zone, Jiangsu, No. 855, building, No. 7 Patentee before: Suzhou Hengting Electronic Co., Ltd. |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170302 Address after: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215299 Suzhou River Road No. 18 Patentee after: Suzhou Yi Acoustic Technology Co. Ltd.. Address before: The front road 215000 in Jiangsu province Suzhou city high tech Development Zone No. 299 Building 1 Patentee before: Suzhou Puliansi Electronic Technology Co., Ltd. |
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| CP03 | Change of name, title or address |
Address after: 368 Youyi Road, Babai friendship Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Suzhou Yiyi Electronic Technology Co., Ltd Address before: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215299 Suzhou River Road No. 18 Patentee before: Suzhou Yilan Acoustic Technology Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215299 No. 168, Ludang Road, Jiangling street, Wujiang District, Suzhou City, Jiangsu Province (north of the original Lingyi Road) Patentee after: Suzhou Yiyi Technology Co.,Ltd. Address before: No. 368, Youyi Road, Bache Youyi Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: Suzhou Yiyi Electronic Technology Co., Ltd |
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| CP03 | Change of name, title or address |