Washing device for hydrogenation catalyst preparation

The invention relates to the technical field of washing devices, in particular to a hydrogenation catalyst preparation washing device which comprises a shell, a feeding hopper is fixedly connected to the shell, a water tank is fixedly connected to the bottom of the shell, a stacking assembly is arranged in the shell, and the stacking assembly comprises a limiting ring, a filter cylinder, a containing disc, a bottom hole, a rotary column, a brush and a discharging cylinder. A discharging assembly is arranged on the inner wall of the top of the shell, a washing assembly is arranged in the shell and comprises an annular pipe, a vertical pipe, a spray head and a connecting pipe, and a driving assembly is arranged at the bottom of the shell and comprises a motor and a prism; according to the hydrogenation catalyst washing device, hydrogenation catalysts can be poured into the shell in batches to be washed, the hydrogenation catalysts can be flatly laid on a thin layer on the multiple containing discs, the catalyst