Vacuumizing device and ingot furnace thereof

• Main Authors: ZHANG HUALI, ZHOU YONGCHI, WANG CHEN, ZHOU JIE
• Format: Patent
• Language: Chinese; English
• Published: 10.11.2023
• Subjects: AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR; BLASTING; CHEMISTRY; CRYSTAL GROWTH; HEATING; LIGHTING; MECHANICAL ENGINEERING; METALLURGY; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; 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; WEAPONS

The vacuumizing device comprises the ingot furnace and is characterized in that the ingot furnace comprises a furnace body and a heat preservation and insulation cage arranged in the furnace body, an air exhaust hole is formed in the side wall of the furnace body, and the vacuumizing device comprises a pump body, a vacuumizing pipe set and an air exhaust pipe. The pump body and the vacuumizing pipe set are located outside the furnace body, the exhaust pipe is located in the furnace body, the air inlet end of the vacuumizing pipe set is installed at the exhaust hole, the air outlet end of the vacuumizing pipe set is installed at the air inlet end of the pump body, one end of the exhaust pipe is communicated with the air inlet end of the vacuumizing pipe set, and the other end of the exhaust pipe extends into the heat preservation and insulation cage. According to the vacuumizing device disclosed by the utility model, the exhaust pipe is arranged, so that the vacuumizing device can suck oxides and dust out of t