Title:
SPEAKER MODULE
Document Type and Number:
WIPO Patent Application WO/2018/099075
Kind Code:
A1
Abstract:
Disclosed is a speaker module, comprising a module housing and a speaker unit accommodated within the module housing. A partition extends from the module housing to a module cavity. The speaker unit is mounted in the module cavity via the partition. Also, the speaker unit and the partition divide the module cavity enclosed by the module housing into a front acoustic cavity and a rear acoustic cavity. Provided on the partition is an acoustically sealed pressure relief channel in communication with the front acoustic cavity and with the rear acoustic cavity. The pressure relief channel comprises a through hole provided on the partition. A protruding mesa is provided on the partition at where the through hole is located. A pressure relief groove is provided on the surface of the protruding mesa. The pressure relief groove is extended from the through hole to a certain distance from the edge of the protruding mesa. The speaker module of the present utility model allows easy temporary sealing of a pressure relief apparatus, facilitates the testing of the hermeticity of the front acoustic cavity, and increases test efficiency.
Inventors:
HUO XINXIANG (CN)
HAN DAN (CN)
YANG YUN (CN)
HAN DAN (CN)
YANG YUN (CN)
Application Number:
PCT/CN2017/091209
Publication Date:
June 07, 2018
Filing Date:
June 30, 2017
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R9/06
Domestic Patent References:
WO2016034011A1 | 2016-03-10 |
Foreign References:
CN206272838U | 2017-06-20 | |||
CN204906708U | 2015-12-23 | |||
CN105516870A | 2016-04-20 | |||
CN204131710U | 2015-01-28 | |||
CN105592389A | 2016-05-18 |
Attorney, Agent or Firm:
BEIJING GRANDER IP LAW FIRM (CN)
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