Pebble coal weighing system of coal mill

The utility model belongs to the technical field of pebble coal weighing systems of coal mills. The pebble coal weighing system of the coal mill comprises a weighing device, the coal mill comprises acoal mill body, a collecting box, a slag hopper, a first pipeline, a second pipeline and two valves, wherein the coal mill body is communicated with the collecting box through a first pipeline; the collecting box is communicated with the slag hopper through a second pipeline, the two valves are arranged on the first pipeline and the second pipeline respectively, an upper travel switch and a lowertravel switch are fixedly installed on the inner wall of the slag hopper, and a relay and a sound-light alarm lamp are fixedly installed on the outer wall of the slag hopper. According to the utilitymodel, timing accurate deslagging can be ensured in time, long-term safe, stable and economic operation of the coal mill is ensured, and the loading capacity of the HP medium-speed bowl type coal millis improved; flying dust du