Outer slip connector for water injection well

• Main Authors: SHU ZHIHUA, HE CHENGJIAN, HU XUEWEN, LI JUNQIANG, ZHANG MINGYUAN, YANG RUI, HE ZHENDONG, MENG FANQIANG, DU NA, CHEN HUALI, LI HONGJUN
• Format: Patent
• Language: Chinese; English
• Published: 15.11.2022
• 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 an external slip connector for a water injection well, which comprises a valve body, a valve core and a lower plug, the valve core and the lower plug are both arranged in the valve body, the valve core is in threaded connection with the valve body, the lower plug is fixedly connected with the valve body, the valve core comprises a valve cylinder, a valve ball is arranged in the valve cylinder, and the valve ball is fixedly connected with the valve body. Water outlet holes distributed at equal intervals are formed in the arc face of the valve cylinder in the circumferential direction of the arc face of the valve cylinder, the top end of the valve cylinder is connected with the valve element through two first screws, the bottom end of the valve cylinder is connected with the valve seat through two second screws, and the end, away from the valve cylinder, of the valve seat abuts against the lower plug in a sealed mode. The two second screws are detached, the valve seat and the valve c