Stopper for continuous casting

B - Operations – Transporting – 22 – D

Patent

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Details

B22D 41/18 (2006.01) B22D 11/10 (2006.01)

Patent

CA 2329280

A stopper for continuous casting comprising a stopper rod and a spindle for actuating the stopper rod, wherein the stopper rod includes a joining nut integrally formed therewith, an upper end surface of the stopper rod being formed so as to be smooth, and a pin hole being provided in the upper end surface so as to prevent from rotating, while the spindle includes a gas introduction route, a male screw provided in a tip portion thereof for being engaged with the joining nut, a male screw provided in an upper portion thereof for being engaged with a fastening nut for fixing the spindle to the stopper rod, and a flange tightly adhered to the upper end surface of the stopper rod and provided with a hole, into which a pin for preventing rotation is inserted. The spindle is fixed to the stopper rod by the joining nut. The flange is fixed to the upper end surface of the stopper rod by the fastening nut so as to be hermetically sealed. The flange and the stopper rod are prevented from being rotated by the pin inserted into the pin hole.

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