Title:
SPEAKER MODULE
Document Type and Number:
WIPO Patent Application WO/2021/000166
Kind Code:
A1
Abstract:
Provided in the present utility model is a speaker module, comprising an upper cover plate having an accommodating cavity, a lower cover plate disposed opposite to the upper cover plate, and a speaker unit accommodated in the accommodating cavity and secured to the upper cover plate; an upper cover plate bottom wall and an annular sound-absorbing cotton extending from the upper cover plate bottom wall toward the lower cover plate are arranged in the area of the upper cover plate where the speaker unit is not placed; the speaker module also comprises a breathable isolation member secured to the annular sound-absorbing cotton, the upper cover plate bottom wall, the annular sound-absorbing cotton, and the breathable isolation member collectively enclosing an air flow groove, the position of the lower cover plate corresponding to the air flow groove being provided with a lower cover plate bottom wall and a baffle plate extending from the lower plate wall bottom wall to the upper cover plate and abutting the breathable isolation member, the baffle plate, the lower cover plate bottom wall, and the breathable isolation member collectively forming a filling cavity accommodating sound-absorbing material, and the projection of the baffle plate along the assembly direction of the upper cover plate and the lower cover plate being located within the range of the air flow groove, such that the air flow groove and the accommodating cavity and the air flow groove and the filling cavity are in air flow communication by means of the breathable isolation member.
Inventors:
CHEN ZHICHEN (CN)
Application Number:
PCT/CN2019/094066
Publication Date:
January 07, 2021
Filing Date:
June 30, 2019
Export Citation:
Assignee:
AAC ACOUSTIC TECH SHENZHEN CO LTD (CN)
AAC TECHNOLOGIES PTE LTD (CN)
AAC TECHNOLOGIES PTE LTD (CN)
International Classes:
H04R9/06; H04R1/02
Domestic Patent References:
| WO2016165355A1 | 2016-10-20 |
Foreign References:
| CN108124225A | 2018-06-05 | |||
| CN208908495U | 2019-05-28 | |||
| CN109688522A | 2019-04-26 | |||
| CN107241669A | 2017-10-10 |
Attorney, Agent or Firm:
HENSEN INTELLECTUAL PROPERTY FIRM (CN)
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