Protect spindle bottom water tank device for board in electroslag

The utility model relates to an interior spindle bottom water tank device for the board that protects, include bottom water tank, protect spindle board and two semi -circular coppers, it is rectangular shape to protect the spindle board, bottom water tank is last to be provided with four circular spud piles, sets up the through -hole of traversing pin at the intermediate position of circular spud pile, an elliptical aperture has all been offered at the both ends of semi -circular copper, semi -circular copper through oval borehole jack on two circular spud piles, install relatively in two semi -circular copper centres of a circle, two semi -circular coppers all can move to the orientation of keeping away from or be close to another semi -circular copper, place between two semi -circular coppers and protect the spindle board. The utility model discloses an use when overcoming the electroslag who exists among the prior art and protect the spindle board in the tradition and reduce production efficiency, electros