Infusion apparatus

The utility model belongs to the technical field of infusion apparatuses, and particularly relates to an infusion apparatus which comprises at least three storage boxes, guide pipes are installed on the lower side faces of the storage boxes in a penetrating mode, control valves are installed on the pipe walls of the guide pipes, the other ends of the guide pipes are connected with adapters, and the adapters are connected with the storage boxes. A liquid conveying pipe is installed at a lower side opening of the adapter, threaded holes are formed in the left side wall and the right side wall of the storage box, elastic supporting pieces are transversely installed in the threaded holes, clamping plates are installed at the ends, located in the storage box, of the elastic supporting pieces, and a box cover is installed on the outer side of an upper side opening of the storage box; the position of liquid medicine or a blood bag or normal saline can be fixed through the arrangement of the storage box, blood or nor