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1. (WO2018196141) POWER AMPLIFIER

Pub. No.:    WO/2018/196141    International Application No.:    PCT/CN2017/089477
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Fri Jun 23 01:59:59 CEST 2017
IPC: H05K 7/20
Applicants: GOERTEK DYNAUDIO CO., LTD
歌尔丹拿音响有限公司
Inventors: LU, Ningchuan
卢宁川
Title: POWER AMPLIFIER
Abstract:
Disclosed is a power amplifier, comprising: a housing body (11), edge fins (12), a fan (14) and a deflector plate (16), wherein an inner wall of the housing body (11) contacts a high-power element of the power amplifier so as to carry out heat conduction, the edge fins (12) are two in number and are arranged in parallel on an outer surface of the housing body (11), the deflector plate (16) and the outer surface are oppositely arranged, an airflow path is composed of the edge fins (12), the outer surface and the deflector plate (16), and the fan (14) is located on one end of the airflow path. The power amplifier has the feature of a good heat dissipation effect.