Energy-saving device for growing crystals by using pulling method

• Main Author: MO DONGMING
• Format: Patent
• Language: English
• Published: 22.04.2015
• 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 provides an energy-saving device for growing crystals by using a pulling method. The energy-saving device for growing crystals by using the pulling method comprises a furnace body, a crucible, a charging hole, a pulling rod, a quartz ring, heating coils, a pulling device, an interlayer, a water inlet, a water outlet, an observation port, a nitrogen adding port, a vacuumizing pipe and a vacuum pump. According to the heating coils wound around the quartz ring, the proper number of the heating coils can be designed according to the needed different thermal fields, the heating coils can move up and down, and high-quality crystals can be pulled out by consuming a small amount of electricity. The energy-saving device disclosed by the utility model is simple in structure, low in equipment manufacturing cost, high in heating and thermal insulation efficiency and low in energy consumption, the energy is greatly saved, and a crystal pulling method growth device favorable for crystal growth is provided.