The utility model relates to a mine building materials equipment technical field, a disclosed a concentrated filling recovery system of fluid for mill, include: filling system, fluid recovery system are concentrated to fluid, fluid concentrates the terminal of filling system and fluid recovery system's head end to communicate, be provided with the interior fluid processing apparatus of pump cabinet pipeline in the concentrated filling system of fluid, fluid concentrates the filling system to form with fluid processing apparatus, oil tank in oil tank, pump cabinet, the pump cabinet pipeline by concentrating, fluid recovery system is retrieved by waste oil that pump station, useless oil valve group, waste oil are retrieved jar, the oil extraction pump station is formed, the utility model discloses the time that can shorten the filling greatly and retrieve fluid. Hydraulic component and host devices are not fragile, have improved equipment operation rate and maintainability. Fluid long service life, long -term use cost is low.