The invention relates to a pea coal crushing conveyer which comprises a case with a pea coal inlet disposed at the front and a coal powder outlet disposed at the back; the case is cylindrical and is transversely arranged; the cavity of the case is partitioned, from the front to the back, into a coal crushing chamber, a fine crushing chamber, and a conveying chamber by a case front pore plate and a case rear pore plate, wherein the chambers are communicated with each other; a rotating roller driven by a coal crushing motor to rotate is rotatably mounted in the coal crushing chamber; a plurality of crushing hammers are densely arranged on the cylindrical surface of the rotating roller; a rotating shaft driven by a fine crushing motor to rotate is rotatably mounted at the back of the case; the rotating shaft traverses the conveying chamber and the fine crushing chamber, is equipped with fine crushing blades in the fine crushing chamber, and is equipped with fanning blades in the conveying chamber. The crushing conveyer of the invention has the advantages of simple structure, convenient conveying, and good coal powder fine crushing effect.