Environment-friendly cleaning device for grit chamber for oil well operation

• Main Authors: WANG LEI, ZHANG XIAOWEI, LIU CHANGGAO, TIAN JIANG, RONG KUNLIANG, YAN PENGXING, LIU MOUWEI, YAN CHAO
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2022
• 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 relates to the technical field of petroleum engineering, in particular to an environment-friendly cleaning device for an oil well operation grit chamber. Hot water of a water jacket heating furnace enters a grit chamber heating coil through a 12 # valve, a heating water outlet pipeline and a 2 # valve, and returns to the water jacket heating furnace through a 1 # valve, a heating pump, a heating water return pipeline and a 13 # valve; water in the first-stage tank enters a water jacket heating furnace for heating through a 7 # valve, a flushing water inlet pipeline and a 10 # valve, hot water enters a flushing pump through a 11 # valve at an outlet of the water jacket heating furnace, a flushing water outlet pipeline and a 14 # valve, is pressurized by the flushing pump, cleans dirty oil and mud sand in a grit chamber through a water hose and a water gun, and flows into a sewage pool; crude oil, sewage and oil sludge sand are separated through step-by-step separation and sedimentation of the