Molten steel smelting cooling system

The utility model provides a molten steel smelting cooling system which comprises an air outlet pipe of a molten steel refining furnace and further comprises a supporting plate, a cooling box body is arranged at the left end of the upper surface of the supporting plate, the air outlet pipe penetrates through the cooling box body to be connected with a vacuum pump, and the vacuum pump is arranged on the right side of the cooling box body. An air outlet of the vacuum pump is connected with a bag-type dust remover, the vacuum pump and the bag-type dust remover are both arranged on the supporting plate, and a cooling piece used for cooling the air outlet end of the air outlet pipe is arranged in the cooling box body; the vacuum pump can realize gas inlet temperature cooling in the molten steel refining process, so that the service life of the vacuum pump is prolonged. 本实用新型提供了一种钢水冶炼冷却系统，包括钢水精炼炉的出气管，还包括一支撑板，所述支撑板上表面左端设置有冷却箱体，所述出气管穿过冷却箱体与一真空泵连接设置，所述真空泵设置于所述冷却箱体右方，所述真空泵的出气口连接有布袋除尘机，且所述真空泵和所述布袋除尘机均设置于所述支撑板上，所述冷却箱体内设置