Sound-insulation anti-cracking partition board made of polyurethane composite material

The utility model discloses a polyurethane composite material sound insulation anti-cracking partition board, and belongs to the technical field of building decoration. A polyurethane composite material sound insulation anti-cracking partition board comprises a main board, connecting boards are arranged on the two sides of the main board, a plurality of sets of fixing pads are arranged on the surfaces of the connecting boards, a sliding groove is formed in the surface of each set of fixing pad, a sliding buckle is slidably connected to the surface of each sliding groove, and a rotary buckle is arranged on the surface, located on one side of each sliding groove, of the surface of each set of fixing pad. Anti-skid pads are arranged on the surfaces of the sides, away from the sliding grooves, of the rotating buckles; according to the utility model, the problem of quick connection and fixation of the composite material wallboard is effectively solved, the situation that the wallboard needs to be quickly fixed due