What is the name of the stone under the stigma?

Column foundation: a kind of ancient building components, commonly known as "plate" or "column cornerstone" in the secular world, is the cornerstone to bear the pressure of the house column. All wooden houses can be described as columns and columns, which are indispensable. In ancient times, a stone pier was added to the column foot of the floor-standing house to prevent it from being damp and rotting, and the column foot was isolated from the floor, which played an absolute moisture-proof role. At the same time, the bearing capacity of column foot is strengthened. Therefore, we attach great importance to the use of cornerstones.

The origin of the name of column cornerstone

Its name originated very early, and it was recorded in Mozi's book: "The mountains and clouds are steaming and the columns are moist." According to the third volume of the Constitution of the Song Dynasty, "The name of the column base is six, one is the base, the other is the mound, the third is the mound, the fourth is the mound, the fifth is the mound, and the sixth is the mound." Known as Zhu Zizhu, Zhu Shi and Zhu Zhu in this province.