Suspended ceiling splicing structure for architectural decoration and finishing and splicing method of suspended ceiling splicing structure

The invention discloses a suspended ceiling splicing structure for building decoration, and relates to the technical field of suspended ceilings. Comprising a top wall, side walls, fixing bases, hanging rods, side keels and main keels, and the fixing bases are sequentially installed on the top wall; the side keels are mounted at the upper ends of the side walls; hanging rods are arranged at the lower ends of the adjacent sides of the fixing seats, hanging hooks are arranged at the lower ends of the adjacent hanging rods, and every two hanging rods form a triangular shape; according to the suspended ceiling splicing structure for building decoration and finishing, the hanging rods are arranged, the hanging rods form a triangular shape, the main keels can be stably pulled and supported, the triangular shape enables the main keels not to swing at any angle, the decorative plates are prevented from falling off during installation, and the suspended ceiling splicing structure has the advantages of being simple in