Leaching research test device

The invention provides a leaching research test device, and relates to the technical field of grassland soil leaching solution collection research devices. The leaching research test device comprises a sampling barrel, a transfer frame and a leaching solution collecting barrel, a sampling opening is formed in the lower end of the sampling barrel, a pushing assembly moving towards the sampling opening is arranged in the sampling barrel, and a sample inlet aligned with the sampling opening is formed in the upper end of the leaching solution collecting barrel. The transfer frame comprises a supporting rod, a top frame and a bottom frame, the top frame and the bottom frame are connected with the supporting rod, the top frame is in threaded connection with a first screw, the end of the first screw is provided with a first push plate abutting against the bottom face of the leaching solution collecting barrel, and the bottom frame abuts against the upper end face of the sampling barrel. 本发明提出了一种淋溶研究试验装置，涉及草地土壤淋溶液收集研