Multi-medium filter

The utility model relates to the technical field of filtering equipment, in particular to a multi-medium filter which is convenient for adjusting and replacing a filter screen, prevents the filter screen from being blocked and improves the filtering effect. Comprising a filtering frame, a transmission box, a motor, a driving bevel gear, two sets of first driven bevel gears, two sets of connecting rods, two sets of second driven bevel gears, two sets of third driven bevel gears, two sets of winding roller shafts, two sets of winding rollers, a filtering net, a vertical rod and a controller, the bottom end of the transmission box is fixedly connected with the top end of the filtering frame, and the motor is fixedly installed at the top end of the transmission box; a transmission shaft is arranged at the output end of the motor and rotationally installed in the transmission box, the bottom end of the transmission shaft is fixedly connected with the driving bevel gear, the two first driven bevel gears are engaged