Double-charge full-automatic on-line pulverized coal detection device

The utility model relates to an on-line detection device, and in particular relates to a double-charge full-automatic on-line pulverized coal detection device which is specifically used for carrying out on-line detection on the fineness of pulverized coal in a primary pulverized coal pipeline of a thermal power plant, belonging to the technical field of pulverized coal fineness detection. According to the technical scheme provided by the utility model, the double-charge full-automatic on-line pulverized coal detection device comprises an air and pulverized coal pipe which is provided with a fineness sensor used for detecting the fineness of the pulverized coal in the air and pulverized coal pipe; the fineness sensor is connected with a signal processing circuit by a coaxial cable; the signal processing circuit is connected with an upper computer. The double-charge full-automatic on-line pulverized coal detection device is compact in structure, and is capable of realizing the on-line measurement of the fineness of the pulverized coal, thus providing a reliable basis for optimized burning and safe operation of a boiler.