Immersion type multi-stage pump

The utility model provides an immersion type multi-stage pump, belongs to the technical field of multi-stage pumps, aims to solve the problems that in the operation process of an existing immersion type multi-stage pump, idling of a multi-stage pump body easily affects the service life of the multi-stage pump, and even the multi-stage pump body is burnt out, and comprises a multi-stage pump main body, the water outlet supporting seat is fixedly connected to the outer side of the bottom end face of the multi-stage pump body. The immersion supporting pipe is fixedly connected to the center of the bottom end face of the water outlet supporting base. The water inlet adjusting base is fixedly connected to the outer side of the bottom end face of the immersion supporting pipe. The two balance auxiliary frames are fixedly connected to the left end and the right end of the outer side of the immersion supporting pipe correspondingly. The start-stop control mechanism is arranged on the outer side of the left-end balanc