Leaching device for contaminated soil

The utility model provides a contaminated soil leaching device which comprises a box body, a feeding port and a liquid inlet pipe port are formed in the upper end of the box body, a stirring mechanismis arranged at the upper end of the interior of the box body, a plurality of nozzles are evenly arranged on a top plate on the inner side of the box body, and the interior of the top plate of the boxbody is of a hollow structure. The nozzles are connected to a liquid inlet pipe opening through guide pipes in a top plate of the box body, an elastic filter screen is arranged below the stirring mechanism, a reciprocating mechanism is connected to the lower side of the elastic filter screen, a water absorbing layer is arranged below the reciprocating mechanism, and a discharging opening is formed in the position, at one end of the water absorbing layer, of the side wall of the box body. The device has the advantages that the reciprocating mechanism is connected with the elastic filter screen, so that the filtering ef