Double vehicle combined water injecting clean-out vehicle

The utility model relates to a double-vehicle combined water injecting well cleaning vehicle, particularly a vehicular well cleaning device for carrying out well cleaning operation for a water injecting well of an oilfield. The utility model is formed by the combination of a well cleaning liquid treating vehicle (15) and a well cleaning pump vehicle (28), wherein a sand remover, a liquid-liquid cyclone, a dirty oil tank and a sewage recovering pump are installed on the well cleaning liquid treating vehicle, a primary filter, a secondary filter, a well cleaning pump and a purified water tank are installed on the well cleaning pump vehicle, and the corresponding devices installed on the two vehicles are all communicated with each other by pipes. After well cleaning liquid enters the well cleaning liquid treating vehicle from a well head, sand is removed through the sand remover, floating oil is removed by the liquid-liquid cyclone, residual oil and suspended matter in water are separated through a horizontal settler, and then the well cleaning liquid enters the well cleaning pump vehicle to be carried out with secondary filtration, and then enters the purified water tank to be pressurized by the well cleaning pump, and then is pumped into the water injecting well to clean the well. The utility model has the advantages of high sewage treatment, stable water quality, environmental protection, no discharge of oily sewage, etc., and can run on a simple road of a well field.