家庭分关文书是研究家庭兴衰沉浮和财产分配制度最重要的第一手材料。本文通过对90份清水江分关文书的深入考察,仔细探析了18至20世纪中期该区域家庭分关的具体原因、分配原则、分配方式,以及分配频率。通过本文可以看出清水江地区分家析产制度,及家庭发展演变的生动历程。 Family customs documents are the most important first-hand materials for studying the ups and downs of families and the property distribution system. This article examines 90 clear-cut instruments of Qingshui River customs clearance, carefully examines the specific reasons, distribution principles, distribution methods and distribution frequency of family customs in the region from the mid-18th century to the mid-20th century. Through this paper, we can see that the system of separation of property in Qingshui River and the vivid history of family development and evolution.