Floating bed suitable for advection filtration of low-flow-rate environment-friendly filter material

The utility model relates to the technical field of filter material advection filtration, and discloses a floating bed suitable for advection filtration of a low-flow-rate environment-friendly filter material, which comprises a wind ball, the wind ball is positioned at the top end of a floating bed main body, a floater is mounted below the wind ball, the bottom of the floater is mounted on a floater fixing frame, a poke rod is arranged below the floater fixing frame, and a water outlet is formed in the bottom of the poke rod. The device comprises a stirring rod, the stirring rod is in a circular shape, filter material fixing plates are installed below the stirring rod, the number of the filter material fixing plates is four, the number of each group of filter material fixing plates is two, a side fixing frame is installed at the upper end of the middle of each group of filter material fixing plates, and the top of the side fixing frame is connected with the stirring rod. According to the floating bed suitable