What is a drum-hugging stone?

There are many folk names for holding drums, such as: stone drum, door drum, round drum, stone drum, stone mirror and so on. In front of the gate of traditional houses in Shipailou (such as the hanging flower gate of Beijing quadrangle and the board gate of Huizhou ancestral temple, etc.), it is common to hold a drum stone with a pole. ). In traditional arched buildings (such as memorial archway and Lingxingmen), there are also stones similar to drum stones (also called door stones), which are unique and important components of arched buildings and mainly play the role of stabilizing columns. Drum-hugging stone is a kind of door pillow stone. Door pillow stone, commonly known as door pier, door seat, door pier and door stone. It is a functional component used to install and stabilize the rotating shaft of the door leaf on both sides of the threshold. Because it is carved into a pillow shape or a box shape, it is called a door pillow stone.