Single-electrode direct-current electric arc furnace and direct-current submerged arc furnace bottom electrode

• Main Authors: SONG BAOQING, SONG XIQING, SONG ZIYU, SONG XIN
• Format: Patent
• Language: Chinese; English
• Published: 13.01.2023
• Subjects: BLASTING; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; HEATING; KILNS; LIGHTING; MECHANICAL ENGINEERING; OVENS; RETORTS; WEAPONS

The utility model discloses a single-electrode direct-current electric arc furnace and direct-current submerged arc furnace bottom electrode which comprises a furnace bottom electrode body, the furnace bottom electrode body is integrally made of graphite, is in a mushroom head shape and comprises an electrode bottom plate and an electrode column, the electrode column is arranged below the electrode bottom plate, the electrode bottom plate is in a flat plate shape, the electrode column is in a cylindrical shape, and the electrode bottom plate and the electrode column are made of graphite. And a plurality of screw through holes are formed in the lower end of the electrode column, namely one end far away from the electrode bottom plate, and are used for being connected with a power connection copper plate. According to the utility model, the mushroom-head-shaped graphite electrode is adopted, and the graphite electrode is directly led out of the furnace body to be connected with the cable, so that the situation