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          离心泵自动供水装置的工作原理 | 
         
        
              离心泵自动供水装置的工作原理 
              Centrifugal automatic water supply device works 
             
              利用手压井把水泵和水泵吸水管内的空气一次性排净,通过逆止阀和闸阀等设施始终保持水泵和泵吸水管内处于充满水状态,随时都可启动。 
            Killing the use of hand pumps and pump the air inside the suction tube row of a net one-time, through the check valve and gate valves and other facilities has always been to maintain pumps and pump suction pipe filled with water in a state of readiness can be started. | 
         
       
        
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