在东河公司五○二厂污水处理站的立式二次沉淀池(以下简称二沉池)里,增设了机械搅动装置。经一年多的生产实践证明,成功地解决了该池排泥不畅和池面冒浮泥的问题,保证了曝气池的正常运行。这种机械搅动装置,构造简单,加工容易,运行可靠,管理方便。为在同类型的污 In the vertical secondary sedimentation tank (hereinafter referred to as the second settling tank) of Donghe Company 502 sewage treatment plant, a mechanical stirring device was added. After more than one year of production practice, it proved that the problem of poor sludge discharge and floating mud on the pool surface was successfully solved, and the normal operation of the aeration tank was ensured. The mechanical agitation device has simple structure, easy processing, reliable operation and convenient management. For the same type of pollution