Automatic batch chromatographic cylinder

The utility model relates to an automatic batch chromatographic cylinder. The cylinder comprises a cylinder body, wherein an upper cover is arranged on the cylinder body, an upper bearing frame, a lower supporting plate and a lifting plate are successively arranged in the cylinder body from top to bottom, the lifting plate can move up and down in the cylinder body, seal gaskets are arranged on the contact edges of the lifting plate and the cylinder body, and a lifting device is arranged below the lifting plate; a plurality of parallel protrusions are arranged on the lower supporting plate, the cross section of each protrusion is a triangle, and a plurality of through holes are also formed in the lower supporting plate; a ventilating fan is arranged on the side wall of the cylinder body, a liquid draining opening is formed in a position on the lower side of the lower supporting plate on the side wall of the cylinder body, a control valve is arranged at the liquid draining opening, and the ventilating fan, the control valve and the lifting device are all connected with a controller. Through the adoption of the cylinder disclosed by the utility model, large-batch automatic chromatography experiments can be realized, long-time manual nursing is not needed, and the cylinder is extremely intelligent and convenient, so that the cylinder is suitable for broad academies and factory owners.