Steel wire rope well hole seal device

• Main Authors: TAN YONG, HUANG XINWU, REN LIANCHENG, ZHOU QIUSHA, YANG MIN, XIE GUANGHUI, ZHAO LIANCHEN, WEI CHANGXIANG
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2010
• 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 steel wire rope well hole seal device which comprises a well hole connecting body, a rotary shaft, a rotary shaft connecting body, a stuffing box, an adjusting pressure sleeve, a gland, a rolling bearing, an upper seal stuffing and a lower seal stuffing, wherein the well hole connecting body is fixed on a well hole, the rotary shaft is arranged on the well hole connecting body through the rolling bearing, the rotary shaft can rotate around the shaft center of the steel wire rope in the well hole connecting body, and the rotary shaft, the rotary shaft connecting body, the stuffing box, the adjusting pressure sleeve and the gland are fixedly connected in turn, the upper seal stuffing and the lower seal stuffing are arranged in the stuffing box, and can relatively rotatablely slide with the steel wire rope under the premise of achieving well hole seal. Therefore, rotating torque of the steel wire rope, which is acted on the upper seal stuffing and the lower seal stuffing, is release