Device for simulating movement process of debris flow formed by landslide accumulation body under rainfall condition

The invention provides a device for simulating the movement process of forming debris flow by a landslide accumulation body under a rainfall condition, and belongs to the field of ground disaster simulation equipment, and the device comprises a supporting adjustment mechanism, a positioning feeding mechanism and a rainfall simulation mechanism, the supporting adjusting mechanism comprises a bottom frame, a bottom plate, a transparent cover and a first hydraulic cylinder, the positioning feeding mechanism comprises an electric sliding table, a support, a first guide rod, a first sliding block, a first lead screw, a first servo motor, a second hydraulic cylinder, a second guide rod and a hopper, and the rainfall simulation mechanism comprises a second lead screw, a second servo motor, a frame, a spray pipe and a second sliding block. The two second sliding blocks are symmetrically arranged on the second lead screw, the multiple spraying pipes are evenly arranged in the frame side by side, the all-terrain landfo