Sanitary installation device for sensor on downhole tool

• Main Authors: WANG TAO, QIAO YU, WANG FEI, MA JIQIANG, ZHANG XINGHUA, CAO DAGUI, ZHANG NING, MA SHUAI
• 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 a sanitary installation device for a sensor on a downhole tool, and the device comprises an outer cylinder which is of a cylindrical structure and is internally provided with a containing cavity; the side wall hole is formed in the outer cylinder; the mandrel is arranged in the accommodating cavity; the piston is arranged between the outer cylinder and the mandrel in the axial direction; one end of the conversion joint is communicated with the outer cylinder; one end of the air chamber outer cylinder is communicated with the other end of the adapter; the sensor is arranged in the air chamber outer cylinder; the pressure transmission channel is formed in the conversion connector in the axial direction; wherein an annular sealed space is formed among the outer cylinder, the mandrel and the adapter, silicone oil is injected into the annular sealed space, one end of the pressure channel is communicated with the annular sealed space, and the other end of the pressure channel is communic