STRUCTURE OF COMPLEX WATERPROOFING CONSTRUCTION FOR ROOFTOP OF BUILDING

摘要

The present invention comprises: a roof part of a building forming an upper end having a drainage channel formed on both sides of a rooftop layer; a light collecting part disposed on the rooftop layer to collect solar heat; a pair of elevating parts installed in the rooftop layer, independently elevating a front end and a rear end of the light collecting part; and a control unit to vary a posture such that an end of the light collecting part is inclined towards the drainage channel using the pair of elevating parts when rain is detected on the light collecting part. As such, the present invention is able to easily drain rainwater or snow towards a drainage channel.