CN105208481A - Headset - Google Patents
Headset Download PDFInfo
- Publication number
- CN105208481A CN105208481A CN201510633925.4A CN201510633925A CN105208481A CN 105208481 A CN105208481 A CN 105208481A CN 201510633925 A CN201510633925 A CN 201510633925A CN 105208481 A CN105208481 A CN 105208481A
- Authority
- CN
- China
- Prior art keywords
- guard
- earphone
- sound mouth
- net cover
- housing
- 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
Abstract
The embodiment of the invention provides a headset and belongs to the field of electronic equipment. The headset comprises a shell and a net cover which are arranged in a split mode. A sound outlet is formed in the shell. The net cover covers the sound outlet. The net cover is made of magnetic shielding materials. A loudspeaker assembly is arranged in the shell and provided with a magnetic circuit unit. According to the headset, the net cover and the shell are arranged in the split mode, and the net cover covers the sound outlet of the shell; due to the fact that the net cover is made of the magnetic shielding materials, the outward-radiation magnetic flux of the magnetic circuit unit of the loudspeaker assembly can be reduced, the magnetic flux on the periphery of the net cover is greatly reduced, the attraction force of the magnetic circuit unit to external ferromagnetic substances is effectively weakened, the phenomenon that the ferromagnetic substances are attracted into a vibration film of the loudspeaker assembly through the net cover and the sound outlet is avoided, and it is ensured that the sound quality effect of the headset is not affected and the service life of the headset is prolonged.
Description
Technical field
The present invention relates to electronic device field, particularly relate to a kind of earphone.
Background technology
Existing earphone generally comprises plastic casing and plastic cement guard, housing and guard one-body molded, be provided with horn assembly in housing, horn assembly be provided with magnetic circuit unit.In the use procedure of earphone, because the magnetic circuit unit in housing has certain magnetic attraction, extraneous tiny ferromagnetic substance (as iron filings, Ni alloy powder etc.) is caused easily to be inhaled in housing through guard; Further, these ferromagnetic substances are also easily attracted on the vibrating diaphragm of horn assembly, affect acoustical quality and the useful life of earphone, make earphone exist volume little, have the problems such as noise.
Summary of the invention
For overcoming in prior art, ferromagnetic substance is easily attracted on the vibrating diaphragm of horn assembly, affects the acoustical quality of earphone and the problem in useful life, the object of this invention is to provide a kind of earphone.
For achieving the above object, the scheme that the present invention adopts is:
A kind of earphone, comprises housing and the guard of split setting, described housing offers sound mouth, described guard covers described sound mouth, described guard is made up of magnetic shielding material, is provided with horn assembly in described housing, and described horn assembly is provided with magnetic circuit unit.
Guard and the housing split of the embodiment of the present invention are arranged, and guard is covered on the sound mouth of housing; Because guard is made up of magnetic shielding material, the magnetic circuit unit of horn assembly can be reduced to extraradial magnetic flux, the magnetic flux that then guard periphery presents declines to a great extent, effectively attenuates the attraction of magnetic circuit unit ferromagnetic substance to external world, make ferromagnetic substance can not be sucked on the vibrating diaphragm of horn assembly through guard and sound mouth, guarantee that the acoustical quality of earphone is unaffected and extend the useful life of earphone.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, 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 structural representation of the present invention;
Fig. 2 is the fractionation schematic diagram of Fig. 1;
Fig. 3 is the broken away view of procapsid of the present invention and guard;
Fig. 4 is after procapsid of the present invention and guard are assembled, the cutaway view that the center along guard is cut open.
Embodiment
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See figures.1.and.2, a kind of earphone, comprise housing 1 and the guard 2 of split setting, described housing 1 offers sound mouth 11, described guard 2 covers described sound mouth 11, described guard 2 is made up of magnetic shielding material, is provided with horn assembly 3 in described housing 1, and described horn assembly 3 is provided with magnetic circuit unit 31.
Further, magnetic shielding material comprises low-carbon steel material, then guard 2 is made up of low-carbon steel material; Because low-carbon steel material has the characteristic of high magnetic permeability and the low magnetic loss factor, effectively can play the effect of magnetic screen, can not be sucked on the vibrating diaphragm of horn assembly 3 through guard 2 and sound mouth 11 to realize ferromagnetic substance, strengthen the reliability of earphone of the present invention.Particularly, low-carbon steel material comprises SPCC material, then guard 2 is made up of SPCC (SteelPlateColdCommon, generally with cold-rolled carbon steel thin plate and steel band) material.
The fixed form of guard 2 has multiple, and as the preferred embodiments of the present invention, with reference to Fig. 3, described guard 2 plug-in mounting is fixed on described sound mouth 11, and realize the fixing of guard 2 and housing 1, structure is simple, and the installation being convenient to guard 2 is fixed.
Further, with reference to Fig. 4, the inwall of described sound mouth 11 is provided with gear platform 14, when described guard 2 plug-in mounting is fixed on described sound mouth 11, described guard 2 is resisted against described gear platform 14, prevents guard 2 from falling into in housing 1, parts in housing 1 are impacted, guarantees the reliability of Headphone structure.
Again further, described gear platform 14 offers limited impression 15, and described guard 2 is provided with the position-limited edge 21 coordinated with described limited impression 15; When described guard 2 plug-in mounting is fixed on described sound mouth 11, the position-limited edge 21 of guard 2 is inserted in the limited impression 15 of gear platform 14, is convenient to the installation location of guard 2, strengthens the stability of structure.
Magnetic circuit unit 31 is made up of the parts such as magnetite, voice coil loudspeaker voice coil, plays the effect of pronunciation.Therefore, described magnetic circuit unit 31 is arranged at the side near described sound mouth 11 on described horn assembly 3, the sound that magnetic circuit unit 31 can be made to send is passed to the external world swimmingly, effectively through sound mouth 11, thus improves the acoustical quality of earphone of the present invention.
The structure of housing 1 can have multiple, as the preferred embodiments of the present invention, described housing 1 comprises procapsid 12 and back casing 13, described housing 1 is spliced with described back casing 13 by described procapsid 12, described horn assembly 3 is fixed on described procapsid 12, structure is simple, is convenient to the assembling of each parts.Particularly, horn assembly 3 is fixed by screws on procapsid 12.
Further, described sound mouth 11 is arranged on described procapsid 11, is beneficial to the layout of the magnetic circuit unit 31 on loudspeaker unit 3.Further, described procapsid 12 and described back casing 13 are made by plastic material, and particularly, it is shaping that procapsid 12 and back casing 13 are plastic-injection.
Guard 2 and housing 1 split of the embodiment of the present invention are arranged, and guard 2 is covered on the sound mouth 11 of housing 1; Because guard 2 is made up of magnetic shielding material, the magnetic circuit unit 31 of horn assembly 3 can be reduced to extraradial magnetic flux, the magnetic flux that then guard 2 periphery presents declines to a great extent, effectively attenuates the attraction of magnetic circuit unit 31 ferromagnetic substance to external world, make ferromagnetic substance can not be sucked on the vibrating diaphragm of horn assembly 3 through guard 2 and sound mouth 11, guarantee that the acoustical quality of earphone is unaffected and extend the useful life of earphone.Further, structure of the present invention is simple, and structural modification is few, only existing guard need be replaced to the guard 2 be made up of magnetic shielding material, and the guard 2 this be made up of magnetic shielding material is covered on the sound mouth 11 of housing 1, can not impact the space layout of parts each in housing 11.
Be one or more execution modes provided in conjunction with particular content as mentioned above, do not assert that specific embodiment of the invention is confined to these explanations.Method all and of the present invention, structure etc. are approximate, identical, or for making some technology deduction or replace under concept thereof of the present invention, all should be considered as protection scope of the present invention.
Claims (10)
1. an earphone, it is characterized in that, comprise housing (1) and the guard (2) of split setting, described housing (1) offers sound mouth (11), described guard (2) covers described sound mouth (11), described guard (2) is made up of magnetic shielding material, be provided with horn assembly (3) in described housing (1), described horn assembly (3) be provided with magnetic circuit unit (31).
2. earphone as claimed in claim 1, it is characterized in that, described magnetic shielding material comprises low-carbon steel material.
3. earphone as claimed in claim 2, it is characterized in that, described low-carbon steel material comprises SPCC material.
4. the earphone as described in any one of claims 1 to 3, is characterized in that, described guard (2) plug-in mounting is fixed on described sound mouth (11).
5. earphone as claimed in claim 4, it is characterized in that, the inwall of described sound mouth (11) is provided with gear platform (14), when described guard (2) plug-in mounting is fixed on described sound mouth (11), described guard (2) is resisted against described gear platform (14).
6. earphone as claimed in claim 5, it is characterized in that, described gear platform (14) offers limited impression (15), and described guard (2) is provided with the position-limited edge (21) coordinated with described limited impression (15).
7. the earphone as described in any one of claims 1 to 3, is characterized in that, described magnetic circuit unit (31) is arranged at the upper side near described sound mouth (11) of described horn assembly (3).
8. the earphone as described in any one of claims 1 to 3, it is characterized in that, described housing (1) comprises procapsid (12) and back casing (13), described housing (1) is spliced by described procapsid (12) and described back casing (13), and described horn assembly (3) is fixed on described procapsid (12).
9. earphone as claimed in claim 8, it is characterized in that, described sound mouth (11) is arranged on described procapsid (11).
10. earphone as claimed in claim 8, it is characterized in that, described procapsid (12) and described back casing (13) are made by plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633925.4A CN105208481A (en) | 2015-09-28 | 2015-09-28 | Headset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633925.4A CN105208481A (en) | 2015-09-28 | 2015-09-28 | Headset |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105208481A true CN105208481A (en) | 2015-12-30 |
Family
ID=54955856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510633925.4A Pending CN105208481A (en) | 2015-09-28 | 2015-09-28 | Headset |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105208481A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019169534A1 (en) * | 2018-03-05 | 2019-09-12 | 海能达通信股份有限公司 | Loudspeaker assembly and electronic device |
| WO2021212305A1 (en) * | 2020-04-21 | 2021-10-28 | 海能达通信股份有限公司 | Magnetic shielding structure, and electronic device |
| CN114157955A (en) * | 2021-11-30 | 2022-03-08 | 歌尔股份有限公司 | Sound producing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641967Y (en) * | 2003-03-28 | 2004-09-15 | 苏超 | Super-thin panel type loudspeakers |
| CN202310042U (en) * | 2011-10-13 | 2012-07-04 | 广东步步高电子工业有限公司 | Earphone capable of preventing scrap iron from entering |
| US20120275635A1 (en) * | 2011-04-27 | 2012-11-01 | Hon Hai Precision Industry Co., Ltd. | Earphone with mutually obliquely oriented sound holes |
| CN102868958A (en) * | 2012-09-21 | 2013-01-09 | 天津朝海科技有限公司 | Loudspeaker free from electromagnetic radiation |
| CN203167261U (en) * | 2013-03-06 | 2013-08-28 | 威立达数码科技(深圳)有限公司 | Magnetic induction sound equipment |
| CN203423784U (en) * | 2013-08-23 | 2014-02-05 | 中山市天键电声有限公司 | Magnetic isolation earplug type earphone |
| CN103905943A (en) * | 2012-12-26 | 2014-07-02 | 鸿富锦精密工业（深圳）有限公司 | Earphone |
-
2015
- 2015-09-28 CN CN201510633925.4A patent/CN105208481A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641967Y (en) * | 2003-03-28 | 2004-09-15 | 苏超 | Super-thin panel type loudspeakers |
| US20120275635A1 (en) * | 2011-04-27 | 2012-11-01 | Hon Hai Precision Industry Co., Ltd. | Earphone with mutually obliquely oriented sound holes |
| CN202310042U (en) * | 2011-10-13 | 2012-07-04 | 广东步步高电子工业有限公司 | Earphone capable of preventing scrap iron from entering |
| CN102868958A (en) * | 2012-09-21 | 2013-01-09 | 天津朝海科技有限公司 | Loudspeaker free from electromagnetic radiation |
| CN103905943A (en) * | 2012-12-26 | 2014-07-02 | 鸿富锦精密工业（深圳）有限公司 | Earphone |
| CN203167261U (en) * | 2013-03-06 | 2013-08-28 | 威立达数码科技(深圳)有限公司 | Magnetic induction sound equipment |
| CN203423784U (en) * | 2013-08-23 | 2014-02-05 | 中山市天键电声有限公司 | Magnetic isolation earplug type earphone |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019169534A1 (en) * | 2018-03-05 | 2019-09-12 | 海能达通信股份有限公司 | Loudspeaker assembly and electronic device |
| US11432073B2 (en) * | 2018-03-05 | 2022-08-30 | Hytera Communications Corporation Limited | Loudspeaker assembly, sound generating apparatus and electronic device |
| WO2021212305A1 (en) * | 2020-04-21 | 2021-10-28 | 海能达通信股份有限公司 | Magnetic shielding structure, and electronic device |
| CN114157955A (en) * | 2021-11-30 | 2022-03-08 | 歌尔股份有限公司 | Sound producing device |
| CN114157955B (en) * | 2021-11-30 | 2024-03-19 | 歌尔股份有限公司 | Sounding device |
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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 |
Application publication date: 20151230 |
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| RJ01 | Rejection of invention patent application after publication |