Take hydraulic pressure drilling derrick of device that moves about

• Main Authors: ZHANG CHANGHUI, LIU WEIGUO, CAI JINGRU, WEI HONG, CAO LITIAN
• Format: Patent
• Language: Chinese; English
• Published: 26.12.2017
• 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 take hydraulic pressure drilling derrick of device that moves about, including the derrick assembly and the assembly that moves about, the assembly that moves about slides with the derrick assembly and cup joints, derrick assembly lower extreme is connected with hydro -cylinder cylinder body base through the round pin axle, the structure of assembly of moving about is that including moving about frame, top sheave and lower sheave are installed respectively to the upper and lower both ends of frame moving about, after have wire rope, wire rope's active segment and hoist mechanism fixed connection, wire rope walked around top sheave and lower sheave, wire rope both ends head was connected with wire rope fixed establishment between top sheave and the lower sheave, and wire rope fixed establishment fixes on the derrick assembly, the piston rod of an upper end through round pin axle and hydro -cylinder that move about connects the ear to articulate, and the piston rod of hydro -cylind