HEAT TRANSFER FIN AND FIN-TUBE TYPE HEAT EXCHANGER UNIT USING THE SAME

摘要

The heat transfer pin according to the present invention includes a plate-shaped pin body; A plurality of through-holes formed through the pin body and spaced apart from each other in a first direction, which is a predetermined direction; And based on the first direction, and includes two body outer portions formed to protrude outward from at least a portion of both ends of the fin body, the body outer portion, the heat insulation pipe and the heat insulating side plate through which the heating water flows along the inside It includes a contact portion having a shape corresponding to at least a portion of the outer surface of the heat insulation pipe so as to be placed therebetween, and a spaced portion spaced from the heat insulating side plate to form a gap.