External wall board

• Main Authors: TU TONG, SHI CHUNXIONG, SHI HUIZHANG
• Format: Patent
• Language: Chinese; English
• Published: 06.04.2016
• Subjects: BUILDING; FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS; FIXED CONSTRUCTIONS

The utility model relates to an external wall board, splice each other and lay on the wall face between a plurality of external wall board, external wall board includes composite bed and the cladding finish coat outside the composite bed, the finish coat is a various steel sheet, and this coloured silk steel sheet is the U -shaped, the turn -ups A and the turn -ups B that bent and formed the perpendicular to border and extend along the major axis direction in the both sides border of its minor axis direction, and bend and form the turn -ups C and the turn -ups D at interlock each other and perpendicular to border in the both sides border of its major axis direction. The utility model has the advantages of: the utility model discloses technical scheme is at first with in angle sign indicating number A's the cardboard embedding draw -in groove for waist type hole A and waist type hole C, two liang of correspondences of waist type hole B and waist type hole D, and fixed with luo xuan, then pass waist type hole F