TECHNOLOGIC EMERGENCY COUPLING SLEEVE (VARIANTS)

摘要

FIELD: oil and gas industry. ^ SUBSTANCE: invention refers to technological emergency coupling sleeves used to execute works connected to localization of oil pipelines destruction consequences. Technological emergency coupling sleeve consists of ring sealing chamber installed in the body and exit branch. The sleeve has locking belt made at the end opposite to exit branch. Locking belt is made in the body with channel in the form of flattened cone tapering towards emergency pipe, wall of emergency pipe and no less than three locking balls located in the channel. It also has feeding branch. ^ EFFECT: invention ensures reliable locking and fixation of sleeve body on the pipe. ^ 5 cl, 3 dwg