CN103957491A - Earphone loudspeaker structure - Google Patents
Earphone loudspeaker structure Download PDFInfo
- Publication number
- CN103957491A CN103957491A CN201410172613.3A CN201410172613A CN103957491A CN 103957491 A CN103957491 A CN 103957491A CN 201410172613 A CN201410172613 A CN 201410172613A CN 103957491 A CN103957491 A CN 103957491A
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- CN
- China
- Prior art keywords
- voice coil
- magnet ring
- vibrating membrane
- ring
- retainer ring
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- 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.)
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Abstract
The invention discloses an earphone loudspeaker structure which comprises a loudspeaker body. The loudspeaker body comprises an outer shell, a sound ring, a vibration film, a magnet ring, T iron, a washer and a fixing ring. The loudspeaker structure is simplified through outer magnetism type design, the diameter of a loudspeaker is reduced so that the diameter of the loudspeaker can be equal to or smaller than 6 mm, sealing glue is injected to the connecting portion of the washer and the magnet ring, the sealing performance between the vibration film and a magnetic path is guaranteed, sealing glue is injected to the position between the inner wall of the outer shell and the outer wall of the magnet ring, the sealing performance between the vibration film and the outer shell is guaranteed, the phenomenon of gas leakage is avoided, the low-frequency loudness of the loudspeaker is guaranteed, and distortion is lowered.
Description
Technical field
The present invention relates to the earphone horn structure that a kind of earphone horn structure, particularly a kind of diameter are equal to or less than 6mm.
Background technology
General earphone horn diameter, more than 7 millimeters, constantly has the earphone horn that has a go at smaller szie in recent years.But successfully fewer, because size is too little, difficult processing, is especially difficult to ensure card sealing property.Thereby cause loudspeaker inside to have gas leak phenomenon and affect loudspeaker acoustical behavior, easily occur low frequency loudness deficiency and the large problem of distortion.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of diameter and be equal to or less than 6mm and good seal performance, the little earphone horn structure of distortion.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of earphone horn structure, comprise speaker body, described speaker body comprises shell, voice coil loudspeaker voice coil, vibrating membrane, magnet ring, T iron, washer, described vibrating membrane comprises the first vibrating membrane and the second vibrating membrane, described the first vibrating membrane is arranged on voice coil loudspeaker voice coil, described the second vibrating membrane inner side is arranged on voice coil loudspeaker voice coil edge, described the second vibrating membrane arranged outside is on a retainer ring, described T iron comprises the lug boss that a bottom and raises up, described magnet ring is arranged on the bottom of T iron and around lug boss, between described magnet ring inwall and lug boss outer wall, there is a clearance space, described voice coil loudspeaker voice coil is inserted into this clearance space, on described outer casing inner wall, be provided with the end difference corresponding with retainer ring, described retainer ring be arranged on this end difference place and by this end difference to retainer ring upper limit, described magnet ring is pressed on the bottom surface of retainer ring retainer ring lower limit, described washer is arranged on magnet ring top and is pressed on the inwall of retainer ring, described washer and magnet ring joint annular are provided with the first fluid sealant water layer, between described outer casing inner wall and magnet ring outer wall, be provided with the second fluid sealant water layer.
Described retainer ring is a copper ring.
Described shell upper end is provided with front sound mouth, and described T iron below is provided with a pcb board, and described T iron and pcb board centre position place are provided with rear sender.
The axial cross section of described T iron is T character contour.
The invention has the beneficial effects as follows: a kind of earphone horn structure, comprise speaker body, speaker body comprises shell, voice coil loudspeaker voice coil, vibrating membrane, magnet ring, T iron, washer, retainer ring, voice coil loudspeaker voice coil is arranged on vibrating membrane below, vibrating membrane edge is fixed on retainer ring, magnet ring is arranged on the bottom of T iron and around lug boss, voice coil loudspeaker voice coil inserts the clearance space between magnet ring inwall and lug boss outer wall, be that magnet ring is arranged on voice coil loudspeaker voice coil outside, the end difference place magnet ring that retainer ring is arranged on outer casing inner wall is pressed on the bottom surface of retainer ring, washer is arranged on magnet ring top and is pressed on the inwall of retainer ring, locate respectively the vertical and horizontal level of retainer ring by magnet ring and washer, in washer and magnet ring joint, between outer casing inner wall and magnet ring outer wall, inject respectively sealing glue and form fluid sealant water layer, the structure of loudspeaker that the present invention has passed through external magnetic type design simplification, dwindle the diameter of loudspeaker, make loudspeaker diameter can accomplish 6mm or below 6mm, and by guaranteeing the sealing between vibrating membrane and magnetic circuit at washer and magnet ring joint injection sealing glue, between wall and magnet ring outer wall, inject in the enclosure sealing glue and guarantee the sealing between vibrating membrane and shell, avoid the phenomenon that leaks air, ensure the low frequency loudness of loudspeaker and reduce distortion.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is generalized section of the present invention.
embodiment
With reference to Fig. 1, Fig. 1 is the axial section structural representation of a specific embodiment of the present invention, as shown in the figure, a kind of earphone horn structure, comprise speaker body, described speaker body comprises shell 1, voice coil loudspeaker voice coil 2, vibrating membrane, magnet ring 3, T iron 4, washer 7, described vibrating membrane comprises the first vibrating membrane 51 and the second vibrating membrane 52, described the first vibrating membrane 51 is arranged on voice coil loudspeaker voice coil 2, described the second vibrating membrane 52 inner sides are arranged on voice coil loudspeaker voice coil 2 edges, described the second vibrating membrane 52 arranged outside are on a retainer ring 6, in the present embodiment, this retainer ring 6 is a copper ring, described T iron 4 is for to be made up of electrical pure iron, its axial cross section is T character contour, it comprises a bottom 41 and a lug boss raising up 42, described magnet ring 3 is arranged on the bottom 41 of T iron 4 and around lug boss 42, between described magnet ring 3 inwalls and lug boss 42 outer walls, there is a clearance space, described voice coil loudspeaker voice coil 2 is inserted into this clearance space, be that magnet ring 3 is arranged on voice coil loudspeaker voice coil 2 outsides, for external magnetic type designs.
As shown in the figure, on described shell 1 inwall, be provided with the end difference corresponding with retainer ring 6 11, described retainer ring 6 be arranged on these end difference 11 places and by this end difference 11 to retainer ring 6 upper limits, described magnet ring 3 is pressed on the bottom surface of retainer ring 6 retainer ring 6 lower limit, described washer 7 is arranged on magnet ring 3 tops and is pressed on the inwall of retainer ring 6, locate respectively the vertical and horizontal level of retainer ring 6 by magnet ring 3 and washer 7, thereby vibrating membrane is positioned in shell 1.
In the present invention, inject first lap sealing glue in described washer 7 and magnet ring 3 joints and form the first fluid sealant water layer, guarantee the sealing between vibrating membrane and magnetic circuit; Between described shell 1 inwall and magnet ring 3 outer walls, inject the second circle sealing glue and form the second fluid sealant water layer, guarantee the sealing between vibrating membrane and shell.
As shown in the figure, described shell 1 upper end is provided with front sound mouth 12, and described T iron 4 belows are provided with a pcb board 8, and described T iron 4 and pcb board 8 centre position places are provided with rear sender 13.
The structure of loudspeaker that the present invention has passed through external magnetic type design simplification, dwindle the diameter of loudspeaker, make loudspeaker diameter can accomplish 6mm or below 6mm, and by guaranteeing the sealing between vibrating membrane and magnetic circuit at washer 7 and magnet ring 3 joints injection sealing glue, between shell 1 inwall and magnet ring 3 outer walls, inject sealing glue and guarantee the sealing between vibrating membrane and shell 1, avoid the phenomenon that leaks air, ensure the low frequency loudness of loudspeaker and reduce distortion.
In the present invention, washer 7 is the gasket construction of a spring-like pad, and washer, T iron are comparatively common component term of sound equipment manufacturing, do not describe one by one at this.
Above better enforcement of the present invention is illustrated; certainly; the present invention can also adopt form different from the embodiment described above; the conversion being equal to that those of ordinary skill in the art do under the prerequisite without prejudice to spirit of the present invention or accordingly change, all should belong in protection scope of the present invention.
Claims (4)
1. an earphone horn structure, comprise speaker body, it is characterized in that: described speaker body comprises shell (1), voice coil loudspeaker voice coil (2), vibrating membrane, magnet ring (3), T iron (4), washer (7), described vibrating membrane comprises the first vibrating membrane (51) and the second vibrating membrane (52), described the first vibrating membrane (51) is arranged on voice coil loudspeaker voice coil (2), described the second vibrating membrane (52) inner side is arranged on voice coil loudspeaker voice coil (2) edge, described the second vibrating membrane (52) arranged outside is on a retainer ring (6), described T iron (4) comprises a bottom (41) and a lug boss raising up (42), described magnet ring (3) is arranged on the bottom (41) of T iron (4) and around lug boss (42), between described magnet ring (3) inwall and lug boss (42) outer wall, there is a clearance space, described voice coil loudspeaker voice coil (2) is inserted into this clearance space, on described shell (1) inwall, be provided with the end difference (11) corresponding with retainer ring (6), described retainer ring (6) be arranged on that this end difference (11) is located and by this end difference (11) to retainer ring (6) upper limit, described magnet ring (3) is pressed on the bottom surface of retainer ring (6) retainer ring (6) lower limit, described washer (7) is arranged on magnet ring (3) top and is pressed on the inwall of retainer ring (6), described washer (7) is provided with the first fluid sealant water layer with magnet ring (3) joint annular, between described shell (1) inwall and magnet ring (3) outer wall, be provided with the second fluid sealant water layer.
2. a kind of earphone horn structure according to claim 1, is characterized in that: described retainer ring (6) is a copper ring.
3. a kind of earphone horn structure according to claim 1, it is characterized in that: described shell (1) upper end is provided with front sound mouth (12), described T iron (4) below is provided with a pcb board (8), and described T iron (4) and pcb board (8) centre position place are provided with rear sender (13).
4. a kind of earphone horn structure according to claim 1, is characterized in that: the axial cross section of described T iron (4) is T character contour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172613.3A CN103957491A (en) | 2014-04-25 | 2014-04-25 | Earphone loudspeaker structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172613.3A CN103957491A (en) | 2014-04-25 | 2014-04-25 | Earphone loudspeaker structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103957491A true CN103957491A (en) | 2014-07-30 |
Family
ID=51334695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410172613.3A Pending CN103957491A (en) | 2014-04-25 | 2014-04-25 | Earphone loudspeaker structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103957491A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108391192A (en) * | 2018-03-23 | 2018-08-10 | 深圳市昶达通信技术有限公司 | Earphone heads connection structure, manufacturing process and earphone |
| CN109246556A (en) * | 2018-11-23 | 2019-01-18 | 江门波威音响器材有限公司 | A kind of loudspeaker assemble method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101227767A (en) * | 2008-01-29 | 2008-07-23 | 歌尔声学股份有限公司 | Minitype moving-coil type electro-acoustic conversing device |
| CN201127111Y (en) * | 2007-11-16 | 2008-10-01 | 富士高电声(苏州)有限公司 | Miniature thin film loudspeaker |
| CN201854412U (en) * | 2010-09-27 | 2011-06-01 | 歌尔声学股份有限公司 | Miniature moving coil type electro-acoustic transducer |
| CN203301722U (en) * | 2013-06-03 | 2013-11-20 | 歌尔声学股份有限公司 | Loudspeaker |
| CN103581807A (en) * | 2013-10-30 | 2014-02-12 | 深圳市豪恩声学股份有限公司 | Moving coil type loudspeaker |
-
2014
- 2014-04-25 CN CN201410172613.3A patent/CN103957491A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201127111Y (en) * | 2007-11-16 | 2008-10-01 | 富士高电声(苏州)有限公司 | Miniature thin film loudspeaker |
| CN101227767A (en) * | 2008-01-29 | 2008-07-23 | 歌尔声学股份有限公司 | Minitype moving-coil type electro-acoustic conversing device |
| CN201854412U (en) * | 2010-09-27 | 2011-06-01 | 歌尔声学股份有限公司 | Miniature moving coil type electro-acoustic transducer |
| CN203301722U (en) * | 2013-06-03 | 2013-11-20 | 歌尔声学股份有限公司 | Loudspeaker |
| CN103581807A (en) * | 2013-10-30 | 2014-02-12 | 深圳市豪恩声学股份有限公司 | Moving coil type loudspeaker |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108391192A (en) * | 2018-03-23 | 2018-08-10 | 深圳市昶达通信技术有限公司 | Earphone heads connection structure, manufacturing process and earphone |
| CN108391192B (en) * | 2018-03-23 | 2023-12-19 | 深圳市昶达通信技术有限公司 | Headset connection structure, manufacturing process and headset |
| CN109246556A (en) * | 2018-11-23 | 2019-01-18 | 江门波威音响器材有限公司 | A kind of loudspeaker assemble method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140730 |