门楼本是院落建筑的组成部分,功能是保护大门不受风雨侵袭,其外观为缩尺的屋宇式,前后两面坡。传统木结构门楼主体分为上下两部分,上部是屋顶,下部是“井”字形框架,大门嵌在“井”字门框之内。进深大的门楼犹如单间房屋,两侧起山墙,屋顶架在山墙上,若继续出檐,则前后加斗拱。屋顶或覆草或挂瓦,瓦端悬瓦当,以保护出头的椽子。大门隐身在门楼的中间, This is an integral part of the courtyard building, the function is to protect the door from wind and rain, the appearance of the scale of the house-style, both sides of the slope. The main body of the traditional wooden structure gatehouse is divided into two parts: upper part and lower part, the upper part is the roof, the lower part is the frame of “well”, the door is embedded in the word frame of “well”. Into the deep gatehouse is like a single room houses, on both sides of the gable, the roof rack on the gable, if continue to eaves, then add brackets before and after. Roof or cover grass or hanging tile, tile end hanging tile, to protect the success of the rafters. The door stealth in the middle of the gatehouse,