Locking rod connecting shaft assembly of blowout preventer

• Main Authors: LI ZUHAI, HUANG DEHUI, LIU YUZHOU, QIAN HONGDONG, LI LONG, ZHAO YONGJIE, WANG FANGXIANG, GONG XIN
• Format: Patent
• Language: Chinese; English
• Published: 03.07.2020
• 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 locking rod connecting shaft assembly of a blowout preventer, which is characterized in that a rotating shaft pin head is hinged with a handle through a small pin to forma movable rotating shaft pin head structure; the torsional spring is positioned between the upper su...