A tundish quick change device, which relates to metallurgical equipment in the tundish nozzle. The utility model aiming at the defects of the prior art provides a simple structure, easy operation, safe use, reliable performance of the tundish quick change device. It comprises a straight chute arranged on the base, a corresponding shape the chute sliding plate and the sliding plate is connected through the connecting rod and the rocker, mounted on a base, is located on the side of the positioning mechanism of slide plate, the sliding plate side of the positioning mechanism comprises along the length direction of the chute through a shaft mounted on both sides of the sliding chute and is located on the outer surface of the sliding plate lateral symmetrical shape before, after the pressing block, to ensure the water chute along and perpendicular to the direction of the position of the positioning. The utility model is mainly used for metallurgical equipment in the tundish.

The device adopts four guide posts Press Guide, sink hole type rigid connection, rolling oil cylinder bracket accuracy positioning technique, has simple structure, convenient operation, good sealing performance, accurate in positioning, outlet replacing slideway protective good features.

It comprises a base and a sliding plate, the technical proposal is that: a straight chute, the corresponding shape of the sliding plate is arranged in the sliding chute, which has at least two along the length direction of the chute arranged nozzle mounting hole mounting hole, water between the intermediate block mounting groove, the sliding plate and the positioning mechanism.

high quality Tundish quick-change nozzle