| 摘要 |
A centrifugal pump with stator part consisting of inlet and outlet covers, assembled body of sections, guide apparatuses inside which rotor part is placed, this has shaft with sleeve, pre-connected and rotor wheels. At that parts are connected to each other by unit for control of axial force, bearings and seals, at that bearings and seals are placed in housings. Between the sleeve and the outlet cover annular slot is formed, at that outlet cover has annular chamber placed at side opposite to inlet for working liquid connected by channel to cooling pipeline. Besides that between the outer wall of outlet cover and adjoining wall of the seal housing a disc cavity is formed, which is connected to liquid end of the pump with annular slot and openings provided in circle with diameter larger thandiameter of annular chamber.
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