Non-leakage idling resistant centrifugal pump
A centrifugal pump, no leakage technology, applied in the direction of pumps, pump components, non-variable-capacity pumps, etc., can solve the problems of difficult use, inconvenient operation, poor sealing performance, etc., achieve simple design and application, better sealing effect, Stable and reliable performance
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[0028]The non-leakage resistant idling centrifugal pump of the present invention will be further described through the following examples: (1) motor and (2) bracket, (7) middle tube (1) screws are fastened; (2) bracket compresses (5) static ring Seat, (6) Static ring I, (12) O-ring (1) embedded in grooved (7) middle cylinder (1); (4) Power centrifugal shaft seal ①, (8) Power centrifugal shaft seal ② , (9) power centrifugal shaft seal ③ is closely matched with (3) pump shaft; (7) middle cylinder (1) is connected with (10) middle cylinder (2), and (14) static ring II is embedded by (13)O Type rings (2), (15) O-rings (3) are embedded in (7) middle cylinder (1) and (10) middle cylinder (2) with grooves; (11) labyrinth or auxiliary impeller dynamic seal clearance fit Control; the bottom is equipped with (16) back cover, (17) key, (18) lock nut, (19) impeller, (20) pump body. When the pump rotates, all parts closely matched with the pump shaft also move accordingly, the liquid in t...
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