Pesticide migration evaluation test device

The utility model relates to the field of pesticide test devices, in particular to a pesticide migration evaluation test device, which comprises a test box, a water storage tank mounted at the top of the test box, an inner cavity arranged inside the test box, a water outlet pipe mounted at the top of the inner cavity, a water pump mounted on the water storage tank, an input end of the water pump communicated with the water storage tank, and an output end of the water outlet pipe communicated with the water pump. A test net cage is installed in the test box and comprises a plurality of grid boxes, the grid boxes are assembled together through splicing of first clamping rods and second clamping grooves and splicing of second clamping rods and second clamping grooves, and a migration test of liquid medicine in the grid boxes can be carried out by horizontally drawing out the grid boxes through matching of connecting rods, first inserting openings and second inserting openings. Or the grid boxes are vertically dr