The utility model relates to
water turbine technical field discloses detachable tubular
water turbine guide vane locking device,
water turbine guide vane and tubular water
turbine with manual and hydraulic double locking function, the locking device includes the manual
locking plate set up on the locking hole end face and installs the locking support on the guide vane outer ring, is provided with the locking cylinder on the locking support, the locking cylinder has the locking pin reciprocating in the locking cylinder in, the end of locking cylinder has the opening for the locking pin to pass through, the locking pin is cooperated with the locking hole, realizes water
turbine guide vane hydraulic lock; The manual
locking plate is equipped with through -hole, and the through -hole has locking bolt, the end surface of locking pin is provided with the locking screw hole of adapting with locking bolt, and locking pin is cooperated with locking bolt, realizes water
turbine guide vane manual lock. The utility model will lock the support and combine on the guide vane outer ring, realizes the separation of locking support and runner chamber, and the locking device is detachable, not only is convenient for overhauling and simplifies runner chamber structure.