Water cooling screen for cooling silicon single crystal rod

• Main Authors: YING HUAMEI, ZHANG ZHIXIN, ZHONG DAHUA, LIN XIANGHONG, JING PEIJUN, MAO BAIMING, TU FANGWEI, LYU JIANLONG
• Format: Patent
• Language: Chinese; English
• Published: 29.04.2022
• Subjects: AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR; CHEMISTRY; CRYSTAL GROWTH; METALLURGY; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE; REFINING BY ZONE-MELTING OF MATERIAL; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE; SINGLE-CRYSTAL-GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL

The utility model relates to the technical field of single crystal, and discloses a water-cooling screen for cooling a silicon single crystal rod, which comprises an inner cylinder and an outer cylinder, flange rings are fixedly connected to the lower ends of the inner cylinder and the outer cylinder, a plurality of horizontal water-stop sheets and two horizontal vertical water-stop sheets are fixed between the inner cylinder and the outer cylinder, and the horizontal water-stop sheets and the two horizontal vertical water-stop sheets are fixed on the outer cylinder. The two ends of the horizontal water-stop sheet are fixedly connected with the two vertical water-stop sheets respectively; a water outlet hole and a water inlet hole which are formed left and right are formed in the inner wall of the upper end of the inner cylinder, and the water outlet hole is located between the two vertical water stop plates; first water falling openings are formed in the two ends of the odd number of horizontal water stop pl