Miniaturized slope cropland rainfall simulation device

The utility model discloses a miniaturized slope cropland rainfall simulation device, and particularly relates to the technical field of rainfall simulation, the miniaturized slope cropland rainfall simulation device mainly comprises a simulation soil box, the bottom end of the simulation soil box is fixedly connected with an adjusting concave shaft block, the inside of the adjusting concave shaft block is connected with a sleeving shaft bracket, and the inside of the sleeving shaft bracket is provided with an adjusting mechanism close to the bottom end of the sleeving shaft bracket; the adjusting mechanism comprises a linkage shaft rod which is arranged in the sleeving shaft frame and close to the bottom end of the sleeving shaft frame, a concave lantern ring supporting plate is fixedly connected to one end of the linkage shaft rod, and a linkage screw rod is in threaded connection with the interior of the concave lantern ring supporting plate and close to the bottom end of the concave lantern ring supportin