CN204442680U - Novel movable iron unit and comprise its receiver - Google Patents
Novel movable iron unit and comprise its receiver Download PDFInfo
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- CN204442680U CN204442680U CN201420867192.1U CN201420867192U CN204442680U CN 204442680 U CN204442680 U CN 204442680U CN 201420867192 U CN201420867192 U CN 201420867192U CN 204442680 U CN204442680 U CN 204442680U
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Abstract
The utility model discloses a kind of Novel movable iron unit and comprise its receiver, described Novel movable iron unit comprises armature, magnet, coil and iron core, and described coil and iron core are sheathed on described armature successively, and described magnet is arranged at the inwall of described iron core; Described armature involving vibrations portion and the magnetic-conductance portion being arranged at both sides, described vibration section, the width of described vibration section is greater than the width of described magnetic-conductance portion; Also be provided with reinforcement between described magnetic-conductance portion and vibration section, the cross section of described reinforcement and described vibration section and magnetic-conductance portion forms " W " type or " M " type structure; Adopt Novel movable iron unit provided by the utility model, while ensureing that the magnetic circuit in dynamic iron unit broadens, the structural strength of armature self can be strengthened again, improve the actuating force of dynamic iron unit, the vibration force of final raising armature, increases the loudness of receiver sound, and beautifies tonequality.
Description
Technical field
The utility model relates to receiver field, specifically, relates to a kind of Novel movable iron unit and comprises its receiver.
Background technology
Dynamic iron has lot of advantages, and the soundproof effect as dynamic iron is good, less slimmer and more graceful, the highly sensitive frequency response curve in moving-coil, dynamic iron of volume is more stable, and dynamic iron earphone also contributes to protecting hearing, and therefore dynamic iron is widely used in the middle of earphone.And determine that an important key of dynamic weight of iron is himself structure, when dynamic Railway transportation with to receiver time, under the cavity and volume of equal size, the magnetic circuit of dynamic iron is wider, and driving-energy is larger.
But the structure of traditional dynamic iron unit, after the architecture advances of dynamic iron, although can provide wider magnetic circuit for dynamic iron, because its structure also has certain shortcoming, but cannot ensure the intensity of dynamic iron self, useful life is low; After Long-Time Service, the vibration force of dynamic iron self will be not enough, finally also can affect the vibrating effect of dynamic iron, thus make the loudness of receiver sound more and more less.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide that a kind of magnetic circuit is wider, actuating force large, and tonequality is better, and the Novel movable iron unit of long service life and comprise its receiver.
For achieving the above object, the technical solution of the utility model is as follows: Novel movable iron unit, comprises armature, magnet, coil and iron core, and described coil and iron core are sheathed on described armature successively, and described magnet is arranged at the inwall of described iron core; Described armature involving vibrations portion and the magnetic-conductance portion being arranged at both sides, described vibration section, the width of described vibration section is greater than the width of described magnetic-conductance portion; Also be provided with reinforcement between described magnetic-conductance portion and vibration section, the cross section of described reinforcement and described vibration section and magnetic-conductance portion forms " W " type or " M " type structure.
Adopt technique scheme, the beneficial effect of utility model technical scheme is: during work, after coil electricity, magnet, coil and iron core in dynamic iron unit can produce actuating force, and then drive armature up-down vibration, thus the vibrating diaphragm in drive receiver moves up and down, thus receiver is sounded; Because the width of vibration section is greater than magnetic-conductance portion, namely magnetic circuit is wider, makes vibration section can receive more magnetic flux, thus improves the actuating force of dynamic iron unit, and the vibration force of final armature is stronger; Meanwhile, the reinforcement arranged between magnetic-conductance portion and vibration section, makes the bonding strength between vibration section and magnetic-conductance portion better, not easily produce the phenomenon of fracture, for a long time and vibrate enduringly, the useful life of dynamic iron unit can be extended, can not noise be produced, make the tonequality of receiver better.
On the basis of technique scheme, utility model also can do following improvement:
As preferred scheme, described vibration section and described magnetic-conductance portion are all in tabular, and the plate face of the plate face of described magnetic-conductance portion and described vibration section is perpendicular.
Adopt above-mentioned preferred scheme, flat vibrational power flow, make more easily to receive the magnetic flux that dynamic iron unit produces, and then actuating force is larger, meanwhile, is also convenient to the connection between magnetic-conductance portion and iron core.
As preferred scheme, the thickness of described vibration section is less than the thickness of described reinforcement.
Adopt above-mentioned preferred scheme, the vibration of vibration section can be more flexible, is conducive to improving vibration frequency, and then optimizes the frequency response curve of receiver, beautify acoustical quality.
As preferred scheme, the inwall of described magnetic-conductance portion welds mutually with described iron core.
Adopt above-mentioned preferred scheme, not only make the fixing more stable of magnetic-conductance portion and iron core, also make the conducting of whole magnetic circuit more smooth and easy simultaneously.
As preferred scheme, the centre of described coil is equipped with connecting rod, and the two ends of described connecting rod are connected with the magnetic-conductance portion of both sides respectively.
Adopt above-mentioned preferred scheme, the setting of connecting rod, make the fixing more firm of coil and magnetic-conductance portion, be not vulnerable to external force and loosen, dynamic iron unit possesses anti-function of falling more.
As preferred scheme, at the link of described vibration section and described reinforcement, along the Width of described vibration section, the edge of described vibration section is formed centrally the inner fovea part of arc-shaped wherein.
Adopt above-mentioned preferred scheme, the setting of inner fovea part, when reinforcement carries out bending, can reduce the generation of stress, armature not easily deforms; Meanwhile, make material unnecessary on vibration section reduce, reduce the cost of manufacture of armature.
As preferred scheme, the position be connected with described reinforcement, described magnetic-conductance portion is provided with bending gap.
Adopt above-mentioned preferred scheme, the setting in this bending gap, when making armature, along bending gap, magnetic-conductance portion can be carried out bending, and then reduce bending dynamics, reduce bending power, bending is simpler, also saves Production Time; Meanwhile, it also avoid in the process of bending, the distortion outside magnetic-conductance portion amount, and then the quality that improve whole product.
Receiver, comprise screening can and be arranged at above-mentioned Novel movable iron unit, conductive bar and the vibrating diaphragm in described screening can, the two ends of described conductive bar connect described vibration section and vibrating diaphragm respectively.
Adopt above-mentioned preferred scheme, this Novel movable iron unit is used in receiver, make the sound intensity of whole receiver larger, and its internal structure quality is better, long service life.
As preferred scheme, described vibrating diaphragm comprises vibrating diaphragm main body, connecting portion, vibrating diaphragm support and prestressing force film, and described vibrating diaphragm main body comprises obverse and reverse; Described front or reverse side contact with described prestressing force is film adhered; Described vibrating diaphragm main body also offers cavity; Described prestressing force film is tightened and is fixed on described vibrating diaphragm support; One end of described vibrating diaphragm main body is connected on described vibrating diaphragm support by described connecting portion.
Adopt above-mentioned preferred scheme, vibrating diaphragm offers cavity, low-frequency compensation can be produced with the high-frequency resonance of iron core, thus the phenomenon that dynamic iron unit sound is colder is originally improved.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment technology, be briefly described to the accompanying drawing used required in the description of embodiment technology 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 structural representation of the utility model Novel movable iron unit;
Fig. 2 is the structural representation of armature in the utility model Novel movable iron unit;
Fig. 3 is the structural representation of the utility model receiver;
Fig. 4 is the structural representation of vibrating diaphragm in the utility model receiver.
Wherein, 1, armature, 11, vibration section, 12, magnetic-conductance portion, 13, reinforcement, 14, inner fovea part, 15, bending gap, 2, magnet, 3, coil, 4, iron core, 5, connecting rod, 6, screening can, 7, conductive bar, 8, vibrating diaphragm, 81, vibrating diaphragm main body, 82, connecting portion, 83, vibrating diaphragm support, 84, prestressing force film, 85, cavity, 86, connector.
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.
In order to reach the purpose of this utility model, as shown in Figure 1-2, in some execution modes of the utility model Novel movable iron unit, it comprises armature 1, magnet 2, coil 3 and iron core 4, coil 3 and iron core 4 are sheathed on armature 1 successively, and magnet 2 is arranged at the inwall of iron core 4; Armature 1 involving vibrations portion 11 and the magnetic-conductance portion 12 being arranged at both sides, vibration section 11, the width of vibration section 11 is greater than the width of magnetic-conductance portion 12; Also be provided with reinforcement 13 between magnetic-conductance portion 12 and vibration section 11, reinforcement 13 forms " W " type or " M " type structure with the cross section of vibration section 11 and magnetic-conductance portion 12.
Adopt technique scheme, the beneficial effect of utility model technical scheme is: during work, after coil 3 is energized, magnet 2, coil 3 and iron core 4 in dynamic iron unit can produce actuating force, and then drive vibration section 11 up-down vibration of armature 1, thus the vibrating diaphragm in drive receiver moves up and down, thus receiver is sounded; Width due to vibration section 11 is greater than magnetic-conductance portion 12, and namely magnetic circuit is wider, makes vibration section 11 can receive more magnetic flux, thus improves the actuating force of dynamic iron unit, and the vibration force of final armature 1 is stronger; Simultaneously, the reinforcement 13 arranged between magnetic-conductance portion 12 and vibration section 11, make the bonding strength between vibration section 11 and magnetic-conductance portion 12 better, not easily produce the phenomenon of fracture, can for a long time and vibrate enduringly, extend the useful life of dynamic iron unit, can not noise be produced, make the tonequality of receiver better.
On the basis of technique scheme, utility model also can do following improvement:
In order to optimize implementation result of the present utility model further, as shown in Figure 1-2, in the other execution mode of the utility model Novel movable iron unit, vibration section 11 and magnetic-conductance portion 2 are all in tabular, and the plate face of the plate face of magnetic-conductance portion 12 and vibration section 11 is perpendicular.
Adopt above-mentioned preferred scheme, flat vibrational power flow, make more easily to receive the magnetic flux that dynamic iron unit produces, and then actuating force is larger, meanwhile, is also convenient to the connection between magnetic-conductance portion 12 and iron core 4.
In order to optimize implementation result of the present utility model further, as shown in Figure 2, in the other execution mode of the utility model Novel movable iron unit, the thickness of vibration section 11 is less than the thickness of reinforcement 13.
Adopt above-mentioned preferred scheme, the vibration of vibration section 11 can be more flexible, is conducive to improving vibration frequency, and then optimizes the frequency response curve of receiver, beautify acoustical quality.
In order to optimize implementation result of the present utility model further, as shown in Figure 1-2, in the other execution mode of the utility model Novel movable iron unit, the inwall of magnetic-conductance portion 12 welds mutually with iron core 4.
Adopt above-mentioned preferred scheme, not only make the fixing more stable of magnetic-conductance portion 12 and iron core 4, also make the conducting of whole magnetic circuit more smooth and easy simultaneously.
In order to optimize implementation result of the present utility model further, as shown in Figure 1, in the other execution mode of the utility model Novel movable iron unit, the centre of coil 3 is equipped with connecting rod 5, and the two ends of connecting rod 5 are connected with the magnetic-conductance portion 12 liang of both sides respectively.
Adopt above-mentioned preferred scheme, the setting of connecting rod 5, make the fixing more firm of coil 3 and magnetic-conductance portion 12, be not vulnerable to external force and loosen, dynamic iron unit possesses anti-function of falling more.
In order to optimize implementation result of the present utility model further, as shown in Figure 1-2, in the other execution mode of the utility model Novel movable iron unit, link in vibration section 11 with reinforcement 13, along the Width of vibration section 11, the edge of vibration section 11 is formed centrally the inner fovea part 14 of arc-shaped wherein.
Adopt above-mentioned preferred scheme, the setting of inner fovea part 14, when reinforcement 13 carries out bending, can reduce the generation of stress, armature 1 not easily deforms; Meanwhile, make material unnecessary on vibration section 11 reduce, reduce the cost of manufacture of armature 1.
In order to optimize implementation result of the present utility model further, as shown in Figure 2, in the other execution mode of the utility model Novel movable iron unit, the position be connected with reinforcement 13, magnetic-conductance portion 12 is provided with bending gap 15.
Adopt above-mentioned preferred scheme, the setting in this bending gap 15, when making armature 1, along bending gap 15, magnetic-conductance portion 12 can be carried out bending, and then reduce bending dynamics, reduce bending power, bending is simpler, also saves Production Time; Meanwhile, it also avoid in the process of bending, the distortion outside magnetic-conductance portion 12 amount, and then improve the quality of whole product.
In order to reach the purpose of this utility model, as shown in Figure 3, in some execution modes of the utility model receiver, it comprises screening can 6 and is arranged at above-mentioned Novel movable iron unit, conductive bar 7 and the vibrating diaphragm 8 in screening can 1, and the two ends of conductive bar 7 connect vibration section 11 and vibrating diaphragm 8 respectively.
Adopt above-mentioned preferred scheme, this Novel movable iron unit is used in receiver, make the sound intensity of whole receiver larger, and its internal structure quality is better, long service life.
In order to optimize implementation result of the present utility model further, as shown in Figure 4, in the other execution mode of the utility model Novel movable iron unit, vibrating diaphragm 8 comprises vibrating diaphragm main body 81, connecting portion 82, vibrating diaphragm support 83 and prestressing force film 84, and vibrating diaphragm main body 81 comprises obverse and reverse; Front or reverse side are fitted with prestressing force film 84 and are contacted; Vibrating diaphragm main body 81 also offers cavity 85; Prestressing force film 84 is tightened and is fixed on vibrating diaphragm support 83; One end of vibrating diaphragm main body 81 is connected on vibrating diaphragm support 83 by connecting portion 82.Wherein, vibrating diaphragm main body 81 is also provided with the connector 86 for connecting conductive bar 7.
Adopt above-mentioned preferred scheme, vibrating diaphragm 8 offers cavity 85, low-frequency compensation can be produced with the high-frequency resonance of iron core, thus the phenomenon that dynamic iron unit sound is colder is originally improved.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are 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 (9)
1. Novel movable iron unit, is characterized in that, comprises armature, magnet, coil and iron core, and described coil and iron core are sheathed on described armature successively, and described magnet is arranged at the inwall of described iron core; Described armature involving vibrations portion and the magnetic-conductance portion being arranged at both sides, described vibration section, the width of described vibration section is greater than the width of described magnetic-conductance portion; Also be provided with reinforcement between described magnetic-conductance portion and vibration section, the cross section of described reinforcement and described vibration section and magnetic-conductance portion forms " W " type or " M " type structure.
2. Novel movable iron unit according to claim 1, is characterized in that, described vibration section and described magnetic-conductance portion are all in tabular, and the plate face of the plate face of described magnetic-conductance portion and described vibration section is perpendicular.
3. Novel movable iron unit according to claim 2, is characterized in that, the thickness of described vibration section is less than the thickness of described reinforcement.
4. Novel movable iron unit according to claim 3, is characterized in that, the inwall of described magnetic-conductance portion welds mutually with described iron core.
5. Novel movable iron unit according to claim 4, it is characterized in that, the centre of described coil is equipped with connecting rod, and the two ends of described connecting rod are connected with the magnetic-conductance portion of both sides respectively.
6. Novel movable iron unit according to claim 5, is characterized in that, at the link of described vibration section and described reinforcement, along the Width of described vibration section, the edge of described vibration section is formed centrally the inner fovea part of arc-shaped wherein.
7. Novel movable iron unit according to claim 6, is characterized in that the position be connected with described reinforcement described magnetic-conductance portion is provided with bending gap.
8. receiver, is characterized in that, comprise screening can and be arranged at Novel movable iron unit, conductive bar and the vibrating diaphragm as described in any one of claim 1-7 in described screening can, the two ends of described conductive bar connect described vibration section and vibrating diaphragm respectively.
9. receiver according to claim 8, is characterized in that, described vibrating diaphragm comprises vibrating diaphragm main body, connecting portion, vibrating diaphragm support and prestressing force film, and described vibrating diaphragm main body comprises obverse and reverse; Described front or reverse side contact with described prestressing force is film adhered; Described vibrating diaphragm main body also offers cavity; Described prestressing force film is tightened and is fixed on described vibrating diaphragm support; One end of described vibrating diaphragm main body is connected on described vibrating diaphragm support by described connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420867192.1U CN204442680U (en) | 2014-12-31 | 2014-12-31 | Novel movable iron unit and comprise its receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420867192.1U CN204442680U (en) | 2014-12-31 | 2014-12-31 | Novel movable iron unit and comprise its receiver |
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| Publication Number | Publication Date |
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| CN204442680U true CN204442680U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420867192.1U Active CN204442680U (en) | 2014-12-31 | 2014-12-31 | Novel movable iron unit and comprise its receiver |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581582A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel moving iron unit and telephone receiver comprising same |
| CN107809704A (en) * | 2017-09-28 | 2018-03-16 | 深圳倍声声学技术有限公司 | Vibrating diaphragm component and receiver |
| CN109089195A (en) * | 2018-10-24 | 2018-12-25 | 苏州倍声声学技术有限公司 | Receiver and electronic equipment |
-
2014
- 2014-12-31 CN CN201420867192.1U patent/CN204442680U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581582A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel moving iron unit and telephone receiver comprising same |
| CN107809704A (en) * | 2017-09-28 | 2018-03-16 | 深圳倍声声学技术有限公司 | Vibrating diaphragm component and receiver |
| CN107809704B (en) * | 2017-09-28 | 2020-08-04 | 深圳倍声声学技术有限公司 | Vibrating diaphragm assembly and receiver |
| CN109089195A (en) * | 2018-10-24 | 2018-12-25 | 苏州倍声声学技术有限公司 | Receiver and electronic equipment |
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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: 20170203 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: 20170301 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 | ||
| 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 |