柴河铅锌矿使用的φ12米中心传动浓缩机,原设计为手动提耙。提耙时要用2～3人搬动大手轮,由于调整负荷和矿浆浓度,需频繁升降耙子,体力劳动太重,为此进行了改革。 1、在原有负荷指示器的刻度盘上起点和端点两处,分别安装按把。当指示针接触起点按把时,操纵台指示灯亮,电铃响告知运转无负荷,停止过滤。当指示针接触端点按把时,操纵台指示灯亮,电铃响,停止运转,告知已超负荷,需提耙。 Chaihe lead-zinc mine φ12 meters center drive thickener, the original design for the manual rake. When using rake, two or three people should move the big handwheel. Due to the adjustment of the load and the concentration of the pulp, the rake should be raised and lowered frequently and the manual labor is too heavy. Therefore, the reform has been carried out. 1, in the original load indicator dial on the starting point and the end of two, respectively, by the installation of the handle. When the indicator touch the starting point by the handle, the console light is on, the bell sounds no load operation, stop filtering. When the indicator pin touch the end press, the console indicator light, electric ring, stop running, informing overloaded, need to mention rake.