Circulating water separating device for oil production well

• Main Authors: WU JIANDU, LI ZHENGHUI, REN HU, WEI DONGLAN, GONG JIANMING, LU XINGFU, XUAN YANJUN, ZOU CAIBING
• Format: Patent
• Language: English
• Published: 08.07.2015
• 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 field of water pouring for oil production, and in particular relates to a circulating water separating device for an oil production well. According to the technical scheme, the device comprises a water storing tank, a precipitating tank, a purifying station, a water injecting pump, a water distribution chamber, a water injecting well, an oil-water separating unit, an oil storing box, an adding control unit and a catalyst adding device, wherein the water storing tank is connected with the precipitating tank; the precipitating tank is connected with the water injecting pump through the water purifying station; the water injecting pump is connected with the water distributing chamber; the water distributing chamber is connected with the water injecting well; the precipitating box is connected with a water discharging pipe of the oil-water separating unit; the oil-water separating unit is connected with the oil storing box. The device has the beneficial effects that the structure is simple, the use is convenient, the treatment of an oil-water mixture is simplified, the quality of the oil-water mixture is improved, the energy can be effectively saved, and the water resource after the separating of the oil-water separating unit can be effectively saved.