中国民居中，山西民居在建筑布局形式和规模等级上，都受到当时封建宗法制度和伦理观念的影响。单从门的结构看，就有多种形式。门也被称为“门脸”，门环在“门脸”上起到了画龙点睛的作用。门环往往被制作得十分精美讲究，它不仅具有使用和装饰功能，同时还反映出住户的地位 In the Chinese dwelling houses, Shanxi dwelling houses are affected by feudal patriarchal clan system and ethics at that time on the form and size of the buildings. Just look at the structure of the door, there are many forms. The door is also called the “door face,” and the door knocker plays a finishing touch on the “door face.” Knockers are often crafted in exquisite proportions, not only with functional and decorative features but also with household status