Water-cooling protective screen of calcium carbide furnace

The utility model relates to the technical field of calcium carbide furnaces, in particular to a calcium carbide furnace water-cooling protective screen which comprises an arc-shaped protective screen body, the upper portion of the front side of the protective screen body protrudes outwards to form a protruding portion, a water inlet and a water outlet are formed in the left side and the right side of the front side of the protruding portion respectively, and a cooling water channel communicated between the water inlet and the water outlet is arranged in the protective screen body. A water inlet pipe is arranged at the water inlet and comprises a first arc-shaped pipe section and a first vertical pipe section, the first arc-shaped pipe section is horizontally arranged, the left end of the first arc-shaped pipe section is fixedly communicated with the water inlet, the right end of the first arc-shaped pipe section is fixedly connected with the lower end of the first vertical pipe section, and a water outlet pi