Insertion type assembled floor support plate

The utility model relates to the technical field of building boards, in particular to a plug-in type assembled floor support plate which comprises a main plate body. The insertion type assembled floor support plate is composed of the first main plate body, the second main plate body and the third main plate body, the second assembly frame is clamped into the first assembly frame, the installation strips are clamped into the installation frames, the floor support plate is assembled and fixed, the width of the floor support plate can be increased or decreased according to different requirements, disassembly and assembly operation is easy and convenient, and the assembly efficiency is improved. The overall applicability is enhanced, and meanwhile later maintenance can be facilitated; the limiting blocks are clamped into the limiting grooves to control the first assembling frame and the second assembling frame to be fixedly connected, the fixing frame is clamped into the first assembling frame, and the assembling