Oil extraction wellhead device with pressurizing function

• Main Authors: ZHU CHENGJIANG, DING TINGTING, CUI YI, OH PIL-YONG
• Format: Patent
• Language: Chinese; English
• Published: 23.06.2023
• 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 relates to the field of well head devices, and particularly discloses an oil extraction well head device with a pressurizing function, which comprises a well head device body, an oil extraction cavity is arranged in the well head device body, a partition plate is arranged in the well head device body, a pressurizing cavity is arranged at one end of the partition plate, and a pressurizing connector is arranged at one end of the bottom of the well head device body. The side plate is located at one end of the bottom of the wellhead device body, a first rotating groove is formed in the side plate, a moving plate is arranged in the first rotating groove, and the other end of the moving plate is fixedly connected with a plugging plate; the second rotating groove is located in the plugging plate, a rotating rod is arranged in the second rotating groove, and one end of the rotating rod is fixedly connected with a twisting plate; the oil extraction wellhead device with the water injection function ha