KDZ type fixed diesel engine self-priming pump is a new self-priming pump developed and produced by Shanghai Huanghe Pump Factory. It has the characteristics of simple structure, good self-priming performance, strong sewage capacity, high efficiency and energy saving. It is widely used in municipal sewage, flood control, drought relief, pond aquaculture, light industry, papermaking, textile, food, chemical industry, power industry, fiber, slurry and mixed suspension.