Constructional column

The utility model relates to a constructional column. The constructional column comprises a first reinforcement cage, a plurality of prefabricated first masonry blocks and a plurality of prefabricated second masonry blocks, the first reinforcement cage is arranged between the two adjacent masonry walls in the vertical direction; the multiple first masonry blocks and the multiple second masonry blocks are sequentially arranged on the first reinforcement cage in a penetrating mode at intervals in the masonry direction and stacked together, the adjacent first cavities and second cavities communicate with each other, and in the horizontal direction, the size of the first masonry blocks is larger than that of the second masonry blocks; the face, facing the masonry wall body, of each first masonry block is connected to the corresponding masonry wall body, and the face, facing the masonry wall body, of each second masonry block is connected to the corresponding masonry wall body. All the first cavities and all the s