Basic axial -flow pump of vertical list

The utility model discloses a basic axial -flow pump of vertical list belongs to axial -flow pump technical field. Including impeller, diffuser, return bend, pump shaft, packing box, transmission shaft, shaft coupling, the return bend is taken over and is intake loudspeaker including middle, the pump shaft sets up the inside of return bend is passed the return bend and is connected with the transmission shaft of upper end, the transmission shaft with install the packing box on the pump shaft between the return bend, the impeller is still installed to the pump shaft lower extreme, the pump shaft outside still is equipped with lubricated sleeve pipe. The utility model discloses novel structure, the pump shaft outside is equipped with lubricated sleeve pipe, and the effect that can play the protection pump shaft is timely -Lubricating?bearing again simultaneously, need not to add lubricated water during the start -up, uses portably, install the packing box on the pump shaft, the whole sealing performance of elev