Waterlogging stress test barrel

The utility model provides a waterlogging stress test device. The waterlogging stress test device comprises an inner barrel for planting plants and an outer barrel for accommodating the inner barrel, a partition plate for dividing the outer barrel into an upper layer and a lower layer is arranged in the outer barrel close to the bottom, a circular truncated cone groove for positioning the inner barrel is formed in the center of the partition plate, and water outlets are formed in the bottom of the upper layer and the bottom of the lower layer of the outer barrel; the bottom of the inner barrel is embedded into the circular truncated cone groove in the outer barrel and is sealed with the partition plate, and the upper layer space and the lower layer space of the outer barrel form two independent spaces; and when the inner barrel is accommodated in the outer barrel, the height of the opening part of the inner barrel is lower than that of the opening part of the outer barrel. By injecting water into the outer ba