Packing deviation adjusting type polish rod sealer

• Main Author: HAN XIANGPENG
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2024
• 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 packing deviation-adjusting type polish rod sealer, which belongs to the technical field of polish rod sealers, aims at solving the problems that the polish rod sealer is insufficient in protection performance and short in service life, and comprises a main cylinder, a polish rod body is arranged in the middle of the main cylinder, an upper end cover is arranged at the upper end of the main cylinder, and two side end covers are arranged at the side ends of the main cylinder. Two connecting rods are fixed to the upper end of the upper end cover, limiting discs are fixed to the upper ends of the two connecting rods, protective frames are slidably connected to the outer surfaces of the two connecting rods, grooves are formed in the middles of the two protective frames, springs are fixed to the lower ends of the two protective frames, an oil storage frame is arranged in the middle of the upper end cover, and an oil storage groove is formed in the oil storage frame. The protection fra