Special tool for manual turning of steam turbine
A technology of manual turning and special tools, which is applied in the direction of machines/engines, mechanical equipment, engine components, etc., can solve the problems of inaccurate centering results and inconvenient turning, and achieve simple structure, convenient disassembly and assembly, The effect of improving work efficiency
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[0017] This embodiment provides a special tool for manual turning of a steam turbine, such as figure 1 As shown, it includes a handle 1, a spur gear 2 installed on the handle 1, a U-shaped perforated support 31 set on the handle 1 for fixing the position of the spur gear 2, and a U-shaped perforated support 31 fixed on the U-shaped perforated hole. The fixed base 32 on the support 31 and the sliding base 4 set on the handle 1 . The size of the handle 1 is φ51×1150mm.
[0018] In this embodiment, the sliding base 4 can slide along the handle 1 to adjust the distance between it and the fixed base 32 ; the positions of the spur gear 2 and the U-shaped perforated support 31 relative to the handle 1 are fixed. The fixed base 32 and the sliding base 4 are provided with a slot 5, the slot 5 is a rectangular round head slot, and the rectangular round head slot is used to fix the fixed base 32 and the sliding base 4 to other devices through bolts.
[0019] In this embodiment, a nut 1...
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