Detection device for thickness of mixed oil of oil transport pipe

Disclosed is a contaminated concentration detecting device for oil pipelines, which is characterized in that the utility model comprises an oil-transmission connecting pipe which is provided with a sensing device, the signal collected by the sensing device is sent to a conversion display device by data wires after the A/D conversion of a front processing circuit, the sensing device comprises a sensor array, a measuring barrel, an upper cover, a float and a porting ring arranged in the oil-transmission connecting pipe, wherein the sensor array is arranged in the chamber of the upper cover which forms a measuring chamber with the measuring barrel, the float is arranged in the measuring chamber, a top cover is arranged above the float, the measuring barrel is provided with an oil inlet pipe and an oil outlet pipe, and the conversion display device comprises an embedded micro controller and a power circuit. The utility model has the advantages that the utility model is simple in structure, convenient to assemble,