Filtering device for ecological management of river channel

The utility model discloses a filtering device for river ecological management, and relates to the technical field, the filtering device comprises a main body, the inner side of the main body is provided with a grid planting box, the inner side of the grid planting box is provided with a plurality of groups of grid boxes, the two ends of the grid planting box are provided with handles, and the bottoms of the handles abut against the main body; second mounting plates are mounted on the two sides of the main body correspondingly, a transverse plate is mounted on one side of each second mounting plate, first mounting plates are fixedly mounted at the two ends of one side of the transverse plate, a rotating shaft is arranged between the two first mounting plates, a mounting groove is formed in the shaft surface of the rotating shaft, and a motor is mounted at one end of each first mounting plate. Specific data of the water level is sent to the external controller through the water level sensor, and then the contr