ZW self-priming sewage pump

ZW self-priming sewage pump is a new generation of pump, which can not only do not need to install the bottom valve and irrigation water, but also absorb and drain large solid particles and long fiber impurities, and integrate self-priming and non-clogging sewerage into a new type of pump products. The ZW large flow self-priming sewage pump adopts the impeller of unique design and the mixed type of axial return flow, and can completely replace the WQ and QW submersible sewage pumps in the series of sewage pumps. The utility model has the advantages of good self-priming (the self-priming height can reach 5 m), high efficiency and energy saving, simple structure, strong draining force and convenient maintenance, etc.