Heat preservation sky facing seam processing structure

The utility model discloses a heat preservation upturned seam processing structure. Wall body, bevel formed between walls, fixing plates are embedded in the two sides of the wall folded corner. A connecting plate is arranged in front of the fixing plate; a waterproof plate is arranged in front of the connecting plate; rubber is embedded between the waterproof plate and the connecting plate; a thermal insulation layer is laid on the surface of the waterproof plate; according to the utility model, the connecting plate is connected to the fixed plate through the screws; the fixing plate and the waterproof plate are used for repairing the upward seam, the influence of construction materials on a repairing structure is avoided, waterproofing is conducted through multi-stage sealing of the sealing layer, the connecting plate and the waterproof plate, rainwater is prevented from permeating the heat preservation layer, the diversion grooves are used for guiding rainwater, and the sealing performance and the drainage