Reaction column for anti-disproportionation

The utility model discloses a reaction column for anti-disproportionation, which belongs to the technical field of polycrystalline silicon production and comprises a reaction column body, a feed port and a discharge port are respectively arranged at the upper end and the lower end of the reaction column body, two filter components are arranged in the reaction column body, resin is arranged between the two filter components, each filter component comprises a filter plate, a plurality of through holes are arranged on the filter plate, and the through holes are communicated with the filter plate. A cap-shaped filter is arranged on the through hole and is of a hollow structure, the lower end of the cap-shaped filter is connected with the filter plate, a plurality of filter holes are formed in the side wall and/or the top end of the cap-shaped filter, the filter holes and an inner cavity of the cap-shaped filter are communicated with the through hole, and the diameter of the filter holes is smaller than the partic