CN103079159A - Shielding casing for moving iron unit and assisted listening equipment using shielding casing - Google Patents
Shielding casing for moving iron unit and assisted listening equipment using shielding casing Download PDFInfo
- Publication number
- CN103079159A CN103079159A CN2012105689774A CN201210568977A CN103079159A CN 103079159 A CN103079159 A CN 103079159A CN 2012105689774 A CN2012105689774 A CN 2012105689774A CN 201210568977 A CN201210568977 A CN 201210568977A CN 103079159 A CN103079159 A CN 103079159A
- Authority
- CN
- China
- Prior art keywords
- moving iron
- cover body
- outer cover
- unit
- vibrating diaphragm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000012216 screening Methods 0.000 claims description 20
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 230000005674 electromagnetic induction Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 3
- 210000005069 ears Anatomy 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 210000000883 ear external Anatomy 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
The invention relates to a shielding casing for a moving iron unit and assisted listening equipment using the shielding casing. The shielding casing for the moving iron unit comprises a casing body and a base, wherein a speaking terminal is arranged at the top of the casing body; the speaking terminal extends outwards to form a sounding tube; and the casing body is connected with the base. Compared with the prior art, the shielding casing disclosed by the invention has the characteristics that the casing body is formed by integrally stretching, so that the electromagnetic shielding performance of the casing body is greatly improved; no secondary processing is needed; and under the condition that the sound quality is kept unchanged, the manufacturing process is simple, the work strength is reduced, the production efficiency is increased and the production cost is reduced; magnetic mechanisms at the upper end and the lower end of an armature drive the armature to vertically vibrate; a vibrating diaphragm is driven by a vibration conducting rod to vibrate and sound from the sounding tube; the shielding casing can be directly arranged in ears and is simple and reasonable in structure, favorable in sounding effect and convenient in use; and the vibrating diaphragm is close to the speaking terminal and is positioned above the vibrating device and can be used for transmitting the vibration from the sounding tube through the speaking terminal so as to effectively ensure sounding quality.
Description
Technical field
The present invention relates to a kind of screening can and hearing-aid device thereof, relate in particular to that a kind of manufacturing process is simple, screening can and the hearing-aid device thereof of the moving iron unit of advantages of good shielding performance.
Background technology
Hearing aids is portable hearing aid equipment, and they are for heavy hearer.In order to cater to a lot of Extraordinary demands, the hearing aids of preparation different structure form such as behind-the-ear hearing aid, with hearing aids and the in-the-ear hearing aid of external headphones, for example also has concha auriculae hearing aids or duct hearing aids.These hearing aids bands of listing as an example are on external ear or in the duct.In addition, on market, also provide osteophony hearing aids, implantable or vibrating tactile formula hearing aids.Wherein, stimulate the impaired sense of hearing or machinery or carry out electrically.
The employed shielding casing of hearing aids that is used in the market generally adopts docking mode, during use, adopt the mode of laser or resistance welded, up and down box docking combination, the magnetic core coil of microphone is surrounded wherein, thereby form complete shielding casing.On the manufacturing process, adopt one-off drawing, cutting, add the method for secondary operations.
The shortcomings such as existing shielding casing ubiquity electromagnetic shielding is incomplete, and still, electromagnetic radiation is high, and assembled welding process is complicated, and the restricted degree impact of product capability of electromagnetic shielding is large; Further, the outlet sound mouth Design of Mechanical Structure of existing screening can has determined that it can only adopt first and has stretched, cuts, the again method manufacturing of secondary operations, and cost is high, and technology difficulty is large.
Therefore, a kind of manufacturing process shielding casing simple, advantages of good shielding performance is demanded urgently occurring.
Summary of the invention
The objective of the invention is to overcome the defective that prior art exists, provide that a kind of manufacturing process is simple, screening can and the hearing-aid device thereof of the moving iron unit of advantages of good shielding performance.
The technical scheme that realizes the object of the invention is: the screening can of a kind of moving iron unit, comprise outer cover body and base, and described outer cover body top offers speaking terminal and is provided with the sounding pipe at the speaking terminal place toward extension, and described outer cover body is connected with base.
Preferably, described outer cover body one drawing and forming.
Preferably, described outer cover body and described base clamping or welding.
Preferably, be provided with spacing block set on the described base.
Preferably, described outer cover body is hollow circular cylinder shape, cube-shaped or rectangular-shaped.
Preferably, the hearing-aid device of a kind of moving iron unit screening can, comprise outer cover body and be arranged at the interior transaudient unit of moving iron of described outer cover body, the transaudient unit of described moving iron comprises vibrating diaphragm, vibrating diaphragm frame, conduct vibrations bar and vibrating device, described vibrating diaphragm frame is fixed in the outer cover body, described vibrating diaphragm one end is adhered on the vibrating diaphragm frame, and the described vibrating diaphragm other end is by being connected with described vibrating device by the conduct vibrations bar.
Preferably, described vibrating device comprises armature and is arranged at the up and down magnetic mechanism at two ends of described armature, and described magnetic mechanism is comprised of conducting magnet core, electromagnetic induction coil and magnet, and described armature is connected with conduct vibrations bar one end.
Preferably, described vibrating diaphragm is near speaking terminal and be positioned at vibrating device top.
Preferably, offer at least one through hole on the described vibrating diaphragm.
Preferably, described through hole is circle, rectangle or triangle.
The present invention has positive effect: (1) is compared to prior art, outer cover body one drawing and forming, greatly promoted the capability of electromagnetic shielding of outer cover body, and do not need secondary operations, guaranteeing that manufacture craft is simple, has reduced working strength under the constant condition of sound quality, improve production efficiency, also reduced production cost;
(2) magnetic mechanism by two ends about the armature drives the armature up-down vibration, thereby drives the vibrating diaphragm vibration by the conduct vibrations bar, spreads out of sound from the sounding pipe at last, can directly be placed in the ear, and simple and reasonable, sounding effect is good, and is easy to use;
(3) vibrating diaphragm is near speaking terminal and be positioned at vibrating device top, can better spread out of by speaking terminal vibration from the sounding pipe, effectively guaranteed the quality of sounding, in addition, offer a plurality of through holes on the vibrating diaphragm, can alleviate the weight of receiver vibrating film, strengthen the high frequency output of receiver, increase the responsive bandwidth of receiver.
Description of drawings
Content of the present invention is easier to be expressly understood in order to make, and the below is according to specific embodiment and by reference to the accompanying drawings, and the present invention is further detailed explanation, wherein:
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the structural representation of second embodiment of the invention;
Fig. 3 is the structural representation of vibrating diaphragm in the third embodiment of the invention.
Wherein: 1, base, 2, conducting magnet core, 3, magnet, 4, armature, 5, the conduct vibrations bar, 6, electromagnetic induction coil, 7, vibrating diaphragm, 8, outer cover body, 9, the sounding pipe, 10, the vibrating diaphragm frame, 11, through hole.
Embodiment
As shown in Figure 1, as the first preferred embodiment, the screening can of a kind of moving iron unit comprises outer cover body 8 and base 1, described outer cover body 8 tops offer speaking terminal and are provided with sounding pipe 9 at the speaking terminal place toward extension, and described outer cover body 8 is connected with base 1.
The screening can of above-mentioned moving iron unit, described outer cover body 8 one drawing and formings, described outer cover body 8 is the hollow circular cylinder shape, wherein, described outer cover body 8 and base 1 clamping.
In above-described embodiment 1, described outer cover body 8 one drawing and formings, greatly promoted the capability of electromagnetic shielding of outer cover body 8, and do not need secondary operations, guaranteeing that manufacture craft is simple, has reduced artificial working strength under the constant condition of sound quality, improve production efficiency, also reduced production cost.
As shown in Figure 2, as the second preferred embodiment, all the other are identical with embodiment 1, difference is, the hearing-aid device of a kind of moving iron unit screening can comprises outer cover body 8 and is arranged at the transaudient unit of moving iron in the described outer cover body 8, wherein, outer cover body 8 and base 1 welding are provided with spacing block set on the base 1.
Also be provided with the moving transaudient unit of iron in the outer cover body 8, the moving transaudient unit of iron comprises vibrating diaphragm 7, vibrating diaphragm frame 10, conduct vibrations bar 5 and vibrating device, vibrating diaphragm frame 10 is fixedly installed in the outer cover body 8, vibrating diaphragm 7 one ends are pasted on the vibrating diaphragm frame 10, and vibrating diaphragm 7 other ends are connected with vibrating device by conduct vibrations bar 5.
The magnetic mechanism that described vibrating device comprises armature 4 and is arranged at described armature two ends about in the of 4, described magnetic mechanism is comprised of conducting magnet core 2, electromagnetic induction coil 6 and magnet 3, and described armature 4 is connected with conduct vibrations bar 5 one ends.
In above-described embodiment 2, by magnetic mechanism drive armature 4 up-down vibration at armature two ends about in the of 4, thereby drive vibrating diaphragms 7 vibrations by conduct vibrations bar 5, spread out of sound from sounding pipe 9 at last, can directly be placed in the ear, simple and reasonable, sounding effect is good, and is easy to use.
As another preferred embodiment, all the other are identical with embodiment 1 or 2, and difference is, described vibrating diaphragm 7 is near speaking terminals and be positioned at the vibrating device top, evenly offers 18 through holes 11 on the described vibrating diaphragm 7.
In above-described embodiment 3, vibrating diaphragm 7 is near speaking terminal and be positioned at the vibrating device top, can better spread out of by speaking terminal vibration from sounding pipe 9, effectively guarantee the quality of sounding, in addition, offered a plurality of through holes 11 on the vibrating diaphragm 7, described through hole 11 is circular, can alleviate the weight of vibrating diaphragm 7, strengthen high frequency output, increase responsive bandwidth.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the screening can of a moving iron unit is characterized in that: comprise outer cover body and base, described outer cover body top offers speaking terminal and is provided with the sounding pipe at the speaking terminal place toward extension, and described outer cover body is connected with base.
2. the screening can of moving iron according to claim 1 unit is characterized in that: described outer cover body one drawing and forming.
3. the screening can of moving iron according to claim 1 unit is characterized in that: described outer cover body and described base clamping or welding.
4. the screening can of moving iron according to claim 1 unit is characterized in that: be provided with spacing block set on the described base.
5. the screening can of arbitrary described moving iron unit according to claim 1-4, it is characterized in that: described outer cover body is hollow circular cylinder shape, cube-shaped or rectangular-shaped.
6. hearing-aid device such as the arbitrary described moving iron of claim 1-4 unit screening can, it is characterized in that: comprise outer cover body and be arranged at the interior transaudient unit of moving iron of described outer cover body, the transaudient unit of described moving iron comprises vibrating diaphragm, vibrating diaphragm frame, conduct vibrations bar and vibrating device, described vibrating diaphragm frame is fixed in the outer cover body, described vibrating diaphragm one end is adhered on the vibrating diaphragm frame, and the described vibrating diaphragm other end is by being connected with described vibrating device by the conduct vibrations bar.
7. the hearing-aid device of moving iron according to claim 6 unit screening can, it is characterized in that: described vibrating device comprises armature and is arranged at the up and down magnetic mechanism at two ends of described armature, described magnetic mechanism is comprised of conducting magnet core, electromagnetic induction coil and magnet, and described armature is connected with conduct vibrations bar one end.
8. the hearing-aid device of moving iron according to claim 6 unit screening can, it is characterized in that: described vibrating diaphragm is near speaking terminal and be positioned at the vibrating device top.
9. the hearing-aid device of moving iron according to claim 6 unit screening can is characterized in that: offer at least one through hole on the described vibrating diaphragm.
10. the hearing-aid device of moving iron according to claim 9 unit screening can is characterized in that: described through hole is circular, rectangle or triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105689774A CN103079159A (en) | 2012-12-25 | 2012-12-25 | Shielding casing for moving iron unit and assisted listening equipment using shielding casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105689774A CN103079159A (en) | 2012-12-25 | 2012-12-25 | Shielding casing for moving iron unit and assisted listening equipment using shielding casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103079159A true CN103079159A (en) | 2013-05-01 |
Family
ID=48155546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105689774A Pending CN103079159A (en) | 2012-12-25 | 2012-12-25 | Shielding casing for moving iron unit and assisted listening equipment using shielding casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103079159A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106454583A (en) * | 2016-09-06 | 2017-02-22 | 歌尔科技有限公司 | Horn monomer and an in-ear type earphone and its design method |
| CN111065029A (en) * | 2020-01-16 | 2020-04-24 | 苏州理欧电子科技有限公司 | Miniature speaker based on flat spring |
| CN111954141A (en) * | 2020-08-19 | 2020-11-17 | 苏州礼乐乐器股份有限公司 | A full-band high-quality hearing aid with sound beam and sound tunnel |
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|---|---|---|---|---|
| CN2071409U (en) * | 1990-06-02 | 1991-02-13 | 楼一成 | Metal vibration diaphragm playback box |
| JPH08298697A (en) * | 1995-04-26 | 1996-11-12 | Sony Corp | Speaker, cone paper for speaker and production of cone paper |
| US20030190053A1 (en) * | 2002-04-09 | 2003-10-09 | Van Halteren Aart Z. | Acoustic transducer having reduced thickness |
| CN2676553Y (en) * | 2004-02-12 | 2005-02-02 | 李井海 | Sound membrane with hole |
| JP2006041768A (en) * | 2004-07-26 | 2006-02-09 | Rion Co Ltd | Electroacoustic transducer |
| CN1784927A (en) * | 2003-05-09 | 2006-06-07 | 美商楼氏电子有限公司 | Apparatus and method for generating acoustic energy in receiver assembly |
| JP2007194828A (en) * | 2006-01-18 | 2007-08-02 | Pioneer Electronic Corp | Vibration body for speaker system, and the speaker system |
| CN101203064A (en) * | 2007-12-24 | 2008-06-18 | 瑞声声学科技(常州)有限公司 | Composite diaphragm and manufacturing method thereof |
| CN201234336Y (en) * | 2008-07-18 | 2009-05-06 | 比亚迪股份有限公司 | Receiver unit |
| CN101485211A (en) * | 2006-06-28 | 2009-07-15 | 杨吉燮 | Electrostatic speaker having ventilative diaphragm |
| CN102111703A (en) * | 2009-12-28 | 2011-06-29 | 精拓丽音科技（北京）有限公司 | Diaphragm perforating type piezoelectric flat speaker |
| CN102833656A (en) * | 2012-09-03 | 2012-12-19 | 何朝阳 | Moving iron unit for loudspeaker |
| CN203027483U (en) * | 2012-12-25 | 2013-06-26 | 苏州恒听电子有限公司 | Shielding shell of moving iron unit and hearing aid device thereof |
-
2012
- 2012-12-25 CN CN2012105689774A patent/CN103079159A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2071409U (en) * | 1990-06-02 | 1991-02-13 | 楼一成 | Metal vibration diaphragm playback box |
| JPH08298697A (en) * | 1995-04-26 | 1996-11-12 | Sony Corp | Speaker, cone paper for speaker and production of cone paper |
| US20030190053A1 (en) * | 2002-04-09 | 2003-10-09 | Van Halteren Aart Z. | Acoustic transducer having reduced thickness |
| CN1784927A (en) * | 2003-05-09 | 2006-06-07 | 美商楼氏电子有限公司 | Apparatus and method for generating acoustic energy in receiver assembly |
| CN2676553Y (en) * | 2004-02-12 | 2005-02-02 | 李井海 | Sound membrane with hole |
| JP2006041768A (en) * | 2004-07-26 | 2006-02-09 | Rion Co Ltd | Electroacoustic transducer |
| JP2007194828A (en) * | 2006-01-18 | 2007-08-02 | Pioneer Electronic Corp | Vibration body for speaker system, and the speaker system |
| CN101485211A (en) * | 2006-06-28 | 2009-07-15 | 杨吉燮 | Electrostatic speaker having ventilative diaphragm |
| CN101203064A (en) * | 2007-12-24 | 2008-06-18 | 瑞声声学科技(常州)有限公司 | Composite diaphragm and manufacturing method thereof |
| CN201234336Y (en) * | 2008-07-18 | 2009-05-06 | 比亚迪股份有限公司 | Receiver unit |
| CN102111703A (en) * | 2009-12-28 | 2011-06-29 | 精拓丽音科技（北京）有限公司 | Diaphragm perforating type piezoelectric flat speaker |
| CN102833656A (en) * | 2012-09-03 | 2012-12-19 | 何朝阳 | Moving iron unit for loudspeaker |
| CN203027483U (en) * | 2012-12-25 | 2013-06-26 | 苏州恒听电子有限公司 | Shielding shell of moving iron unit and hearing aid device thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106454583A (en) * | 2016-09-06 | 2017-02-22 | 歌尔科技有限公司 | Horn monomer and an in-ear type earphone and its design method |
| CN111065029A (en) * | 2020-01-16 | 2020-04-24 | 苏州理欧电子科技有限公司 | Miniature speaker based on flat spring |
| CN111954141A (en) * | 2020-08-19 | 2020-11-17 | 苏州礼乐乐器股份有限公司 | A full-band high-quality hearing aid with sound beam and sound tunnel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130501 |