Chromium-containing sludge conveying belt capable of conveniently adjusting discharging height

The chromium-containing sludge conveying belt convenient to adjust the discharging height comprises a conveying belt body and a belt wheel, a discharging height adjusting mechanism is arranged on the right side of the top end of the conveying belt body, and a conveying protection assembly is arranged on the outer side of the conveying belt body. The discharging height adjusting mechanism comprises two belt wheels movably connected with the conveying belt body, a material bin is arranged on the outer side of the belt wheel on the right side, a movable pipe is fixedly connected to the bottom of the material bin, and a material guiding opening is formed in the side, close to the movable pipe, of the material bin. And a moving block attached to the inner wall of the movable pipe is movably connected to the lower portion of the material guiding opening, a discharging pipe is fixedly connected to the top of the moving block, and a hydraulic rod fixedly connected with the movable pipe is fixedly connected to the bot