Integrated multi-slip sidetrack drilling setting device for ultra-deep well

• Main Authors: HE SHIMING, JING YADONG, TANG MING, WANG SHUANGNING
• Format: Patent
• Language: Chinese; English
• Published: 14.07.2023
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

An integrated multi-slip sidetrack drilling setting device for an ultra-deep well comprises a shell, a bottom cover and a setting device body, a center shaft, multiple sets of slips, a stabilizing base, an adjusting plate, a pressing plate and a locking block are arranged in the setting device, the center shaft is arranged above the pressing plate and supported by the pressing plate, the pressing plate is supported by the stabilizing base below and can move up and down, and the locking block is arranged on the bottom cover. The center shaft can move up and down synchronously with the pressing plate, the slip can be driven by the center shaft coaxially arranged in the setting device to radially extend out of the side surface of a shell of the setting device, when the center shaft is fixed, the slip piece is located outside the shell, the adjusting plate is arranged below the pressing plate, and when the center shaft pushes the pressing plate to move downwards, the slip piece is located outside the shell. The a