CN103152664B - One has structure improved receiver - Google Patents
One has structure improved receiver Download PDFInfo
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- CN103152664B CN103152664B CN201310099322.1A CN201310099322A CN103152664B CN 103152664 B CN103152664 B CN 103152664B CN 201310099322 A CN201310099322 A CN 201310099322A CN 103152664 B CN103152664 B CN 103152664B
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- vibrating diaphragm
- shielding shell
- electromagnetic shielding
- receiver
- flank
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- 238000005452 bending Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
One has structure improved receiver, comprise electromagnetic shielding shell, vibrating diaphragm assembly and electromagnetic switching device, described electromagnetic switching device comprises armature, coil and permanent magnet, described armature comprises main body and flank, described main body is the strip sheet material being provided with head and afterbody, described flank is symmetricly set in the both sides of described head and bends downwards, described tail down bending; Described main body after bending is a U-shaped component, and described coil is sheathed on the bend of described U-shaped component and is fixedly connected with described flank; Described permanent magnet is symmetricly set in the both sides up and down of described afterbody and is individually fixed in the inner side of described head and base plate.Disclosed by the invention have structure improved receiver, abandon the technique of extensive employing iron core as magnetic conductive loop of magnetic force switching mechanism in existing receiver, the armature after improvement and housing itself is utilized to be combined into confined bed magnetic loop, while can ensureing to make full use of armature magnetic permeability, reduce production cost.
Description
Technical field
The present invention relates to a kind of sound-producing device, specifically, relate to one and there is structure improved receiver.
Background technology
Receiver is a kind of electro-acoustic element audio electrical signal being converted to voice signal under voiceless sound leak condition, is widely used in communication terminal product, to realize audio playback, is mainly used in mobile phone, earphone and hearing aid field.Along with improving constantly of living standard, people are to used mobile phone, earphone and hearing aids more and more to light, thinning development, and particularly in earphone and hearing aid field, use crowd often acceptant more microminiaturized product facilitates oneself life.
Magnetic force switching mechanism is the vitals in receiver, assembled by multiple components and parts, in order to reduce the volume of magnetic force switching mechanism, the components and parts of assembling magnetic force switching mechanism must carry out microminiaturization improvement, but microminiaturization will inevitably bring the raising of machining accuracy and difficulty of processing; Iron core unit particularly in receiver, owing to must have closed tower structure, can bring the raising of difficulty of processing after microminiaturization, machining accuracy also not easily ensures, the thing followed is then the significantly raising of production cost.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide one to have structure improved receiver, the armature shape of magnetic force switching mechanism is improved, carry out the magnetic conduction function of alternative annular core, reduce production cost.
For achieving the above object, technical scheme of the present invention is as follows: one has structure improved receiver, comprise electromagnetic shielding shell, vibrating diaphragm assembly and electromagnetic switching device, described electromagnetic switching device and vibrating diaphragm assembly are all arranged in the cavity on described electromagnetic shielding shell, and described electromagnetic switching device is in transmission connection described vibrating diaphragm assembly; Described electromagnetic switching device comprises armature, coil and permanent magnet, described armature comprises main body and flank, described main body is the strip sheet material being provided with head and afterbody, described flank is symmetricly set in the both sides of described head and bends downwards, the end of described flank is fixedly connected with the base plate of described electromagnetic shielding shell, and described flank, head and base plate form closed cavity; Described tail down bending is inserted in the axial direction in described cavity and also partly stretches out in described cavity; Described main body after bending is a U-shaped component, and described coil is sheathed on the afterbody of described U-shaped component and is fixedly connected with described permanent magnet; Described permanent magnet is symmetricly set in the both sides up and down of described afterbody and is individually fixed in the inner side of described head and base plate.
Preferably, described electromagnetic shielding shell is magnetically soft alloy material.
Preferably, described main body and flank are formed in one or split type.
Preferably, the part that described afterbody stretches out described cavity is vibration section, and described vibration section is provided with conductive bar, and described conductive bar is welded with described vibration section or bondd or rivet.
Preferably, described vibrating diaphragm assembly comprises vibrating diaphragm support and vibrating diaphragm, and one end of described vibrating diaphragm is fixedly connected on described vibrating diaphragm support, and the other end and described conductive bar are in transmission connection; Be provided with step surface in the cavity of described electromagnetic shielding shell, described vibrating diaphragm support is fixedly bonded on described step surface.
Preferably, described vibrating diaphragm assembly also comprises prestressing force film, and described prestressing force film is fixed and tightly to be bondd with described step surface air-tightness on described vibrating diaphragm support; Described electromagnetic shielding shell air-tightness is divided into ante-chamber and back cavity by described prestressing force film, and described electromagnetic switching device is arranged in described back cavity.
Preferably, described electromagnetic shielding shell is also provided with sounding mouth, described sounding mouth is communicated with described ante-chamber.
Preferably, described electromagnetic shielding shell is also provided with the pore exported for strengthening low frequency, described pore is communicated with described back cavity.
Preferably, described electromagnetic shielding shell is also provided with upper cover, and described upper cover and described electromagnetic shielding shell are slidably connected or clamping.
The beneficial effect of employing technical solution of the present invention is: the armature shape of magnetic force switching mechanism in receiver improved, tower structure is formed by after a part of bending of armature, as vibration transducing position after another part bending, form closed magnetism guiding access with the bottom parts of electromagnetic shielding shell.Armature after improvement has the function forming magnetism guiding access and magnetic energy is converted into vibration output simultaneously, instead of the function of the iron core in magnetic force switching mechanism completely, alleviate the weight of receiver, decrease the operation of magnetic force switching mechanism assembling, reduce production cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention 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 some embodiments of the present invention, 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 a kind of partial structurtes schematic diagram with structure improved receiver of the present invention;
Fig. 2 is a kind of longitudinal section with structure improved receiver of the present invention;
Fig. 3 is a kind of cross-sectional view with structure improved receiver of the present invention;
Fig. 4 is a kind of structural representation with the armature of structure improved receiver of the present invention.
Corresponding component title in figure represented by numeral:
1, electromagnetic shielding shell 2, armature 21, head 22, flank 23, afterbody 231, vibration section 24, bend 3, permanent magnet 4, sounding mouth 5, vibrating diaphragm support 6, upper cover 7, vibrating diaphragm 8, coil 9, pore 10, conductive bar.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
As Figure 1-4.One has structure improved receiver, comprises electromagnetic shielding shell 1, vibrating diaphragm assembly and electromagnetic switching device, and wherein electromagnetic switching device and vibrating diaphragm assembly are all arranged in the cavity on electromagnetic shielding shell 1; Electromagnetic switching device is in transmission connection vibrating diaphragm assembly.
Electromagnetic switching device comprises armature 2, coil 8 and permanent magnet 3, and armature 2 comprises main body and flank 22; Main body is the strip sheet material being provided with head 21 and afterbody 23, flank 22 is symmetricly set in the both sides of head 21 and bends downwards, the end of flank 22 is fixedly connected with the base plate of electromagnetic shielding shell 1, and flank 22, the head 21 of armature form closed cavity with the base plate of electromagnetic shielding shell 1; Afterbody 23 bending downwards of armature 2 is inserted in the axial direction in cavity and also partly stretches out in cavity; Main body after bending is a U-shaped component, and coil is sheathed on the afterbody 23 of U-shaped component and is fixedly connected with permanent magnet 3; Permanent magnet 3 is symmetricly set in the both sides up and down of afterbody 23 and is individually fixed in the inner side of head 21 and the base plate of electromagnetic shielding shell 1.
In order to be grouped into good magnetic conductive loop with the head and flank section of armature, electromagnetic shielding shell adopts magnetically soft alloy material.Also step surface is provided with in the cavity of electromagnetic shielding shell.
The part that the afterbody 23 of flank stretches out cavity is vibration section 231, and vibration section 231 is provided with conductive bar 10, and wherein conductive bar 10 and vibration section 231 are welded and fixed or bond fixing or adopt to rivet and fix, and can select according to actual needs, not limit herein.
Vibrating diaphragm assembly comprises vibrating diaphragm support 5 and vibrating diaphragm 7, vibrating diaphragm support 5 is fixedly bonded on step surface, and one end of vibrating diaphragm 7 is fixedly connected on vibrating diaphragm support 5, and the other end of the other end and conductive bar 10 is in transmission connection, transmission for the vibration section 231 by armature is converted to the vibration of vibrating diaphragm 7
Vibrating diaphragm assembly is also provided with prestressing force film, and prestressing force film is fixed and tightly on vibrating diaphragm support, is done bubble-tight bonding with step surface.Electromagnetic shielding shell air-tightness is divided into ante-chamber and back cavity by prestressing force film, and wherein electromagnetic switching device is arranged at rear cavity segment.
Before electromagnetic shielding shell, cavity segment is also provided with sounding mouth 4, for transmission of sound signals being gone out.Wherein sounding mouth 4 can be the acoustic aperture be directly arranged on electromagnetic shielding shell 1, also can be the sounding pipe be connected with electromagnetic shielding shell 1 body, specifically can arrange according to actual needs, not limit herein.
The rear cavity segment of electromagnetic shielding shell 1 is also provided with the pore 9 exported for strengthening low frequency, the setting position of this pore 9 indefinite, shape and the number of pore are arranged according to actual needs, do not limit herein.
Electromagnetic shielding shell 1 is also provided with upper cover 6, and upper cover 6 and electromagnetic shielding shell 1 are slidably connected or clamping, are convenient to setting and the installation of vibrating diaphragm assembly and electromagnetic switching device.
Embodiment 2
All the other are identical with embodiment 1, and difference is, the main body of armature and flank are split-type structural, and armature respectively main body and flank part is fixedly connected as an entirety.
The beneficial effect of employing technical solution of the present invention is: the armature shape of magnetic force switching mechanism in receiver improved, tower structure is formed by after a part of bending of armature, as vibration transducing position after another part bending, form closed magnetism guiding access with the bottom parts of electromagnetic shielding shell.Armature after improvement has the function forming magnetism guiding access and magnetic energy is converted into vibration output simultaneously, instead of the function of the iron core in magnetic force switching mechanism completely, alleviate the weight of receiver, decrease the operation of magnetic force switching mechanism assembling, reduce production cost.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention 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. one kind has structure improved receiver, comprise electromagnetic shielding shell, vibrating diaphragm assembly and electromagnetic switching device, described electromagnetic switching device and vibrating diaphragm assembly are all arranged in the cavity on described electromagnetic shielding shell, and described electromagnetic switching device is in transmission connection described vibrating diaphragm assembly; It is characterized in that, described electromagnetic switching device comprises armature, coil and permanent magnet, described armature comprises main body and flank, described main body is the strip sheet material being provided with head and afterbody, described flank is symmetricly set in the both sides of described head and bends downwards, the end of described flank is fixedly connected with the base plate of described electromagnetic shielding shell, and described flank, head and base plate form closed cavity; Described tail down bending is inserted in the axial direction in described cavity and also partly stretches out in described cavity; Described main body after bending is a U shape component, and described coil is sheathed on the afterbody of described U shape component and is fixedly connected with described permanent magnet; Described permanent magnet is symmetricly set in the both sides up and down of described afterbody and is individually fixed in the inner side of described head and base plate.
2. according to the receiver described in claim 1, it is characterized in that, described electromagnetic shielding shell is magnetically soft alloy material.
3. according to the receiver described in claim 1, it is characterized in that, described main body and flank are formed in one or split type.
4. according to the receiver described in claim 1, it is characterized in that, the part that described afterbody stretches out described cavity is vibration section, and described vibration section is provided with conductive bar, and described conductive bar is welded with described vibration section or bondd or rivet.
5. receiver according to claim 4, is characterized in that, described vibrating diaphragm assembly comprises vibrating diaphragm support and vibrating diaphragm, and one end of described vibrating diaphragm is fixedly connected on described vibrating diaphragm support, and the other end and described conductive bar are in transmission connection; Be provided with step surface in the cavity of described electromagnetic shielding shell, described vibrating diaphragm support is fixedly bonded on described step surface.
6. according to the receiver described in claim 5, it is characterized in that, described vibrating diaphragm assembly also comprises prestressing force film, and described prestressing force film is fixed and tightly to be bondd with described step surface air-tightness on described vibrating diaphragm support; Described electromagnetic shielding shell air-tightness is divided into ante-chamber and back cavity by described prestressing force film, and described electromagnetic switching device is arranged in described back cavity.
7. receiver according to claim 6, is characterized in that, described electromagnetic shielding shell is also provided with sounding mouth, and described sounding mouth is communicated with described ante-chamber.
8. according to the receiver described in claim 6, it is characterized in that, described electromagnetic shielding shell is also provided with the pore exported for strengthening low frequency, described pore is communicated with described back cavity.
9. according to the receiver described in claim 1, it is characterized in that, described electromagnetic shielding shell is also provided with upper cover, and described upper cover and described electromagnetic shielding shell are slidably connected or clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310099322.1A CN103152664B (en) | 2013-03-26 | 2013-03-26 | One has structure improved receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310099322.1A CN103152664B (en) | 2013-03-26 | 2013-03-26 | One has structure improved receiver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103152664A CN103152664A (en) | 2013-06-12 |
| CN103152664B true CN103152664B (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310099322.1A Active CN103152664B (en) | 2013-03-26 | 2013-03-26 | One has structure improved receiver |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747380B (en) * | 2013-12-27 | 2017-11-03 | 苏州逸巛声学科技有限公司 | A kind of Improvement type receiver |
| CN103747383A (en) * | 2013-12-27 | 2014-04-23 | 苏州恒听电子有限公司 | Novel receiver |
| CN103747384A (en) * | 2013-12-27 | 2014-04-23 | 苏州恒听电子有限公司 | A receiver with an improved driving structure |
| CN103747374A (en) * | 2013-12-27 | 2014-04-23 | 苏州恒听电子有限公司 | A receiver with an improved casing |
| CN103747382B (en) * | 2013-12-27 | 2017-07-11 | 苏州逸巛声学科技有限公司 | A kind of electromagnetic shielding shell |
| CN103747379A (en) * | 2013-12-27 | 2014-04-23 | 苏州恒听电子有限公司 | A receiver with an improved guide rod structure |
| CN104581581A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Novel improved small-size telephone receiver |
| CN104581578A (en) * | 2014-12-31 | 2015-04-29 | 苏州恒听电子有限公司 | Telephone receiver with improved structure |
| CN104754439A (en) * | 2015-04-21 | 2015-07-01 | 苏州亿欧得电子有限公司 | Low-frequency good-function receiver |
| CN106060736B (en) * | 2016-06-30 | 2021-03-23 | 苏州三色峰电子有限公司 | Balanced armature type telephone receiver |
| CN106028242B (en) * | 2016-07-15 | 2019-11-12 | 深圳倍声声学技术有限公司 | A kind of moving-iron receiver |
| WO2018188026A1 (en) * | 2017-04-13 | 2018-10-18 | 深圳倍声声学技术有限公司 | Armature, moving iron receiver, earphone and hearing aid |
| CN108989956B (en) * | 2017-05-31 | 2020-09-25 | 苏州三色峰电子有限公司 | Telephone receiver |
| CN108347681A (en) * | 2018-03-20 | 2018-07-31 | 深圳倍声声学技术有限公司 | A kind of armature structure and dynamic iron unit |
| CN111384834A (en) * | 2018-12-29 | 2020-07-07 | 歌尔股份有限公司 | Carrier type exciter device |
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| CN203206429U (en) * | 2013-03-26 | 2013-09-18 | 张秀梅 | Telephone receiver with improved structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6727789B2 (en) * | 2001-06-12 | 2004-04-27 | Tibbetts Industries, Inc. | Magnetic transducers of improved resistance to arbitrary mechanical shock |
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2013
- 2013-03-26 CN CN201310099322.1A patent/CN103152664B/en active Active
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|---|---|---|---|---|
| EP1248496A2 (en) * | 2001-04-04 | 2002-10-09 | Microtronic Nederland B.V. | Aucoustic receiver having improved mechanical suspension |
| CN101455092A (en) * | 2006-05-30 | 2009-06-10 | 诺尔斯电子有限公司 | Personal listening device |
| CN102364964A (en) * | 2010-06-17 | 2012-02-29 | 索尼公司 | Acoustic conversion device and acoustic conversion device assembly method |
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| CN103152664A (en) | 2013-06-12 |
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Effective date of registration: 20170112 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: Suzhou City, Jiangsu province 215000 Yuen Suzhou high tech Industrial Development Zone, Road No. 209 Patentee before: Suzhou Hengting Electronic Co., Ltd. |
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Effective date of registration: 20170307 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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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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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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