Lifting rod for online cleaning of oil pumping pipe

• Main Authors: YANG BO, XIAO LIQUN, XU TIANCHONG, HUANG WEI, YANG TIEFENG
• Format: Patent
• Language: Chinese; English
• Published: 04.04.2023
• 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

The utility model discloses a lifting rod for online cleaning of an oil pumping pipe. The problem that when the inner wall of an oil pipe is cleaned in existing workover operation, a steam pipeline needs to be lifted manually, and operation is not safe is mainly solved. The device is characterized in that the upper section rod (1) is sleeved with the middle rod (12), the middle rod (12) is sleeved with the lower section rod (9), the upper end of one side of the middle rod (12) is connected with the upper pulley (2), the lower end of the middle rod (12) is connected with the movable pulley (5), the side face, perpendicular to the side face where the movable pulley (5) is located, of the upper end of the lower section rod (9) is connected with the static pulley (11), and the hand winch (8) is arranged at the lower end of the static pulley (11). And a steel wire rope (3) is wound on the hand winch (8) and sequentially bypasses the static pulley (11), the movable pulley (5) and the upper pulley (2). According to