Combine cone tube of single crystal puller and single crystal puller

摘要

The present disclosure provides a combined cone tube and a single crystal puller of a single crystal puller, wherein the combined cone tube includes an inner cylinder, an outer cylinder, an annular chassis and an annular tube, wherein the inner cylinder has a conical shape and , an upper end of the inner cylinder is connected to an upper end of the outer cylinder, a lower end of the outer cylinder is sealingly connected to an outer periphery of the annular chassis, and a lower end of the inner cylinder is fixedly connected to an upper surface of the annular chassis; The annular tube passes through the ring hole of the annular chassis and is fixed in the ring hole.