Electronic work water pump is with ultralow specific speed hydraulic model

The utility model provides an electronic work water pump is with ultralow specific speed hydraulic model, which comprises a motor, the hookup section, the mechanical seal part, the guide bearing, the sealing ring, impeller nut, the impeller, the pump body, a spindle sleeve, the motor shaft, the motor is fixed in hookup section upper end, the mechanical seal fitting up is on the motor shaft, the guide bearing is installed in motor shaft and hookup section lower part with the axle sleeve combination together, both ends are sealed by the sealing ring about the impeller, impeller nut fixes the impeller on the motor shaft and lays in the pump body, the pump body is fixed at connection section lower extreme, the delivery chamber of the pump body adopt snail body structure, the volute casing be rectangular -section, the impeller design is closed centrifugal impeller, the blade of impeller is five pieces of blades. The utility model discloses a low discharge, high -lift, the structure is new, efficiency is higher, us