The use of shadow wall

The screen wall, also known as the screen wall, is built on the opposite side of the courtyard gate or the inside of the gate facing the gate. The screen wall is to shield the messy buildings outside the gate, make people feel spacious and tidy when standing in front of the gate, and also reflect the difference between inside and outside the courtyard. According to ancient geomantic experts, the screen wall in front of the door and the screen wall in the courtyard are designed to let the air around the screen wall flow, but the gas will not disperse. In addition, the Dragon Classic records that straight people hurt people. Play a role in blocking murderous look. However, due to the different sizes of quadrangles, different owners and different doors, the construction of screen walls also has certain rules. Generally speaking, it is the screen wall, which is built in front of the official or wealthy businessman. The screen wall is divided into three parts, the top is a pipe tile, the middle wall is a rectangular brick frame, the middle and four corners are brick carvings, the words "Fu, Cai and Wang" are engraved in the middle, and a sumeru seat is built below. There is also a screen wall called wild goose wings, which is sewn with fine bricks and carved with flowers and plants at the four corners of the screen wall. The wild goose wing screen wall of the whole building fully embodies the solemnity and beauty. Generally, the shadow wall of wild goose wings is built in yamen, yamen and mansion. There is also a shadow wall on both sides of the gate, also called the eight-character shadow wall. When building this screen wall, the angle between the gatehouse, legs and cornices should be about 130 degrees. Symmetrical patterns and large brick carvings are carved on the screen walls on both sides of the gate.