Title:
SOUNDING DEVICE AND PROCESSING METHOD THEREFOR AS WELL AS EARPHONE
Document Type and Number:
WIPO Patent Application WO/2020/087756
Kind Code:
A1
Abstract:
The present invention discloses a sounding device and the processing method therefor as well as an earphone. The sounding device comprises: a magnetic circuit system; the magnetic circuit system comprises a magnet yoke, the magnet yoke has a bottom wall and an annular side wall extending from the bottom wall, and several flanges extending towards the periphery of the side wall are formed at the top of the side wall; and a bearing frame; the bearing frame is made of metal material and has an annular structure, a hollow is formed in the center of the bearing frame. The magnet yoke is arranged at the position of the hollow from one side of the lower end face of the bearing frame; the flanges extend upwards in the horizontal direction to below the bearing frame and are fixedly connected with the lower end face of the bearing frame. A technical effect of the present invention lies in: the capability of reducing the space occupation of the bearing frame.
Inventors:
GUO XIAODONG (CN)
LIU CHUNFA (CN)
LIU CHUNFA (CN)
Application Number:
PCT/CN2018/125706
Publication Date:
May 07, 2020
Filing Date:
December 29, 2018
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R31/00; H04R9/02
Foreign References:
| CN101057524A | 2007-10-17 | |||
| CN101076205A | 2007-11-21 | |||
| CN103379414A | 2013-10-30 | |||
| CN101835074A | 2010-09-15 |
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