The main structure of the boiler feed pump
Pump suction port, outlet are vertical up, the rotor axial force from the balance plate to balance.
Rotor support only DG85-80, DG85-67, DG155-67 using sliding bearings, thin oil lubrication, other pumps are used rolling bearings.
The pump housing part is mainly composed of the bearing body, the front section, the middle section, the rear section, the guide vane and so on. The front end of the suction inlet is horizontal line,
2, the rotor part of the rotor part of the shaft and installed by the shaft on the impeller, sleeve, balance plate and other components.
The shaft parts are fastened with a flat key and a sleeve nut to fit the shaft.