Pipeline cleaning valve

The utility model discloses a pipeline cleaning valve which comprises a valve body, a valve element pipe and an air inlet connector, the two ends of the valve element pipe are respectively communicated with corresponding cut-off points of a pipeline in a butt joint mode, an air hole is formed in the annular wall of the middle of the valve element pipe, an air inlet hole is formed in the valve body, and the valve body is sleeved on the two ends of the valve element pipe in a sealing mode. The air inlet connector is arranged in the air inlet hole in a butt joint mode, so that the valve element pipe can only communicate with the air inlet connector through the air hole. The pipeline dredging device is additionally arranged on a stainless steel pipeline, can carry out section relay type cleaning on blocked points in the pipeline, timely finishes pipeline blockage dredging, and improves the overall operation efficiency. 本实用新型公开了一种管道清洁阀，包括阀体、阀芯管、进气接头，所述阀芯管的两端分别与管道的对应截断点对接连通，所述阀芯管的中部的环壁上开设有气孔，所述阀体上开设有进气孔，所述阀体密封套设于所述