The unit consists of pump, motor and base of three parts. Pump structure, including pump, impeller, pump cover, mechanical seals and other components. Pump for single-stage single suction lying Centrifugal, pump body and pump cover two parts from the back of the impeller at the split, that is, the structure of the rear door. Most pump impeller front and rear are provided with a seal ring, and the impeller back cover Balanced holes are provided on the plate to balance the axial forces acting on the rotor. Pump inlet for the axial horizontal inhalation, the outlet is arranged vertically up. Pump and motor coaxial, motor shaft extension end use
Double angular contact ball bearing structure can partially balance the pump residual axial force. Pump and motor direct connection, installation without correction, with a common base, and vibration isolation with JG-type isolator.