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Rig lifting system
Catalogue:Winch, Auxiliary Brake, Crown Block, Traveling Block, Hook, Wire Rope, Lifting Ring, Elevator, Tong, Slip, Etc
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Product details
In order to lift and lower the drilling tool, run the casing, control the WOB and feed the drilling tool, the drilling tool is equipped with a lifting system. The lifting system includes winch, auxiliary brake, crown block, traveling block, hook, wire rope, lifting ring, elevator, Tong, slip and other tools. During lifting, the winch drum is wrapped with steel wire rope, and the crown block and traveling block form an auxiliary pulley block. The hook is lifted by lifting rings, elevators and other tools. During lowering, the drilling tool or casing string is lowered by its own weight, and the lowering speed of the hook is controlled by the brake mechanism and auxiliary brake of the winch. During normal drilling, the feeding speed of the drilling tool is controlled by the brake mechanism, and a part of the weight of the drilling tool is applied to the drill bit as the weight on bit to break the rock layer.
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