OUTDOOR UNIT OF AIR CONDITIONER

摘要

An outdoor unit of an air conditioner, comprising a heat sink cover (11) covering the upper surface of a heat sink tank (10) so that cooling air flows from the upper side to the lower side of the heat sink (10) having heat emitting electrical parts (9a) installed thereon so that heat is conducted therethrough, disposed apart from the upper end (10t) of the heat sink so that an opening part (12) allowing cooling air to flow therein can be formed, and having a ventilating swelled part (13) provided on the opposite side of the opening part (12) and changing the direction of air flow formed thereon, and an waterproofing plate (15) disposed so that a ventilating path (16a) can be formed between the heat sink cover (11) and the upper end (10t) of the heat sink, installed apart from the upper end (10t) of the heat sink so that a ventilating clearance (16b) can be formed opposedly to the ventilating swelled part, and preventing the entry of rain water into the heat sink (10).