Keel connecting piece for assembly type arc-shaped aluminum plate curtain wall

The utility model discloses a keel connecting piece for an assembly type arc-shaped aluminum plate curtain wall, and relates to the technical field of constructional engineering. The connecting structure comprises a keel connecting piece between an arc-shaped aluminum plate and a wall body, a first keel and a second keel are respectively fixed on opposite inner side surfaces of the arc-shaped aluminum plate and the wall body; the opposite inner side faces of the first keel and the second keel are connected through a keel connecting piece in a buckled mode. The keel connecting piece comprises a clamping piece and a clamping support piece; the clamping piece and the clamping support piece are connected in a buckling manner; a rubber gasket is matched between the inner side of the clamping piece and the clamping support piece; and a rubber pad is matched between the outer side of the clamping piece and the clamping support piece. Through the structural design of the keel connecting piece, the longitudinal keel a