The utility model relates to an independent distributed dirt discharging system belongs to railway passenger train, locomotive excrement collector ground vacuum dirt discharging equipment, mainly forms by suction pump unit and dirt discharging unit, the suction pump unit through go out dirty pipe with the dirt discharging unit is connected. The utility model discloses can manually pull out the dirt discharging hose, electronic or manual recovery dirt discharging hose, if when hand switch and the equal trouble of travel switch, can press scram key break electricity and stop the motor, be equipped with hose closing device, messenger's hose compactness is coiled in order. The utility model discloses an independent distributed dirt discharging system collects function in an organic whole that produces vacuum, suction and discharge, is applicable to railway passenger train, the operation of locomotive excrement collector dirt discharging.