Water-filling-draining self-sinking-floating float-blocking flow-guiding device for channel diversion

The invention discloses a water-filling-draining self-sinking-floating float-blocking flow-guiding device for a channel diversion. The device comprises a flow-blocking framework, a long-hole filter plate, a floating box, a water-filling-draining mechanism and a track lifting and lowering mechanism, wherein the long-hole filter plate is arranged on the upper surface of the float-blocking framework,the float-blocking framework is obliquely arranged with a high front part and a low rear part and fully covers the diversion, the floating box is installed on the lower portion of the rear end of thefloat-blocking framework, the water-filling-draining mechanism is installed on the lower portion of the float-blocking framework, the water-filling-draining mechanism is connected with the front endof the floating box, the track lifting and lowering mechanism is fixedly installed on the part, located on the upper portion of a concrete outer wall, of both left and right sides of the diversion, and the track lifting and low