Bottom ring of electrode holder of industrial silicon furnace

The utility model discloses an industrial silicon furnace electrode holder bottom ring which comprises a bottom ring body, the bottom ring body comprises two symmetrically-arranged semicircular single bodies, and two coaxially-arranged semicircular waterproof vertical plates are fixedly connected to the interiors of the semicircular single bodies respectively. The two semicircular water-proof vertical plates are coaxially arranged in the semicircular single body, the two ends of each semicircular water-proof vertical plate are respectively provided with an inner packing water-proof plate, and the semicircular water-proof vertical plates and the inner packing water-proof plates form a snakelike flow channel in the semicircular single body. The water inlet pipe and the water outlet pipe are arranged, cooling water is injected into the semicircular single bodies through the water inlet pipe, the cooling water flows out of the water outlet pipe through the snakelike flow channel, a water path is sealed tightly an