Power catwalk's upper and lower tubular column device

• Main Authors: GAO YAN, GONG SHUZHAN, CHEN QINGTANG, ZHANG XIQING, YU JIDI, LUO LEI
• Format: Patent
• Language: Chinese; English
• Published: 30.11.2016
• 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 power catwalk's upper and lower tubular column device belongs to oilfield workover and equips technical field. It is including waiting to expect the crossbeam, go up unloading mechanism, landing leg that it is equipped with the stock stop on waiting to expect the crossbeam, is equipped with to keep off the material piece on the stock stop, the landing leg is equipped with upper adjusting rod, well regulation pole, lower adjusting rod, and right -hand thread threaded connection is adopted with upper adjusting rod in well regulation pole upper end, and the lower extreme adopts left -hand thread threaded connection with lower adjusting rod, and lower adjusting rod installs on the landing leg free bearing, and upper adjusting rod articulates on waiting to expect the crossbeam, adjusts the pole in rotating, can adjust the landing leg height to the needs of unloading in the adaptation, the utility model discloses the landing leg height control is convenient, can realize unloading opera