Steam turbine high -pressure control valve main valve door grinds line grinding and uses guider

The utility model provides a steam turbine high -pressure control valve main valve door grinds line grinding and uses guider. The utility model relates to a steam turbine high -pressure control valve main valve door grinds line grinding and uses guider. The utility model relates to a solve when the valve body is vertical to be placed the valve disc with the closed department's gas leakage phenomenon of disk seat, breast the tape grind change into the timing of horizontal mode fashion easy produce collide with and since the valve rod with the excessive friction of the latter half of valve gap hole and result in the fragile problem in valve gap hole surface. The product: including uide bushing, operational connection pole and shadoof, the uide bushing is for from last step shaft to an organic whole of comprising cylinder, cylinder, cylinder, cylinder and cylinder in proper order down. The stepped circular cylinder of operational connection pole structure as an organic whole. The shadoof is the cylinder. The uti