Rotatable mounting platform of hanging basket support

The utility model discloses a rotatable mounting platform of a hanging basket support, which comprises a front base group formed by splicing a plurality of fan-arc-shaped front mounting plates which can be mutually spliced, an arc-shaped front track is arranged on the surface of the upper end of each front mounting plate, and the front tracks protrude outwards in the direction close to a parapet wall; the rear base set and the front base set are arranged in a split mode, the rear base set is located on the side, away from the parapet wall, of the front base set, the rear base set is formed by splicing a plurality of sector-arc-shaped rear mounting plates capable of being spliced with one another, an arc-shaped rear track is formed in the surface of the upper end of each rear mounting plate, the rear tracks protrude outwards in the direction close to the parapet wall, and the front tracks and the rear tracks are concentric; the connecting plate is lapped on the upper end surfaces of the front base group and th