Annular lap joint modeling installation design structure of ultra-large space metal acoustic board

The utility model discloses an annular lap joint modeling installation design structure of an ultra-large space metal acoustic board, which belongs to the technical field of building decoration and comprises a first annular keel, a plurality of suspenders, a second annular keel and a plurality of acoustic board bodies. The plurality of hanging rods are fixedly mounted on the top wall base layer, and the plurality of hanging rods are arranged in an annular array; the first annular keel is installed on the top wall base layer, the second annular keel is hung on the top wall base layer, the multiple rectangular acoustic board bodies are in lap joint to form the annular structure with the inclination, and the annular structure is limited between the first annular keel and the second annular keel. Therefore, the rectangular acoustic board body is used for completing installation of the ultra-large space annular structure, a special arc-shaped acoustic board body does not need to be prefabricated, the prefabricatio