Fabricated internal partition wall board

The utility model discloses an assembly type inner partition wall board which comprises a frame body and a plurality of wall boards. The frame body is formed by splicing a bottom plate, two side plates and a top plate, first connecting grooves are formed in the two sides of the top face of the bottom plate, first connecting blocks matched with the first connecting grooves are arranged at the bottoms of the side plates, and second connecting grooves are formed in the positions, close to the tops, of the outer sides of the side plates; second connecting blocks matched with the second connecting grooves are installed on the two sides of the top plate correspondingly. The device has the beneficial effects that the frame body and the wallboards are arranged, after the frame body is fixed to the designated position, the wallboards and the frame body are connected, and when the device is used, only the wall bodies need to be calibrated, so that the calibration frequency can be reduced, the assembly time can be short