Jack rabbit subassembly and drifting device

• Main Authors: LIU MIN, CAO WEN, YANG XIAOHUA, WANG PENG, JIN ZIHAN, WANG HONG, ZHONG PINGQIANG, CAO HONG, GU SHANGZHEN, LIN YING, YUAN RENHUI, XU ZHENZHEN, NAN YUCEN, GU YU, CAO PENG, DU YANG, DONG FENGSHUO
• Format: Patent
• Language: Chinese; English
• Published: 02.10.2018
• 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 provides a jack rabbit subassembly and drifting device. Wherein, the jack rabbit subassembly includes: jack rabbit and drive arrangement, the jack rabbit includes connecting rod andlatus rectum head, the one end of connecting rod and the top fixed connection of latus rectum head, the overhead tool bit that is provided with of latus rectum, the other end fixed connection of drivearrangement and connecting rod for drive latus rectum head rotates. The utility model discloses jack rabbit subassembly and drifting device rotates through drive arrangement drive latus rectum head for the overhead tool bit of latus rectum can rotate plugs such as wax deposition on the purging tube wall, profit dirt, guarantees that the drifting operation is smooth and easy, effectively avoids the jack rabbit to meet the blocked portion and dies in the well and influence the drifting operation, has improved drifting efficiency. 本实用新型提供种通径规组件及通井装置。其中，通径规组件包括：通径规以及驱动装置；通径规包括连接杆以及通径头，连接杆的端与通径头的顶端固定连接；通径头上设置有刀头；驱动装置与连接杆的另