Hydrodynamic radial bearing and centrifugal pump
A technology of radial bearings and hydrodynamic pressure, applied in the field of centrifugal pumps, can solve problems such as disappearance, high temperature dilution, and lubricant aging
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Embodiment 1
[0027] refer to figure 1 and figure 2 , the hydrodynamic radial bearing provided by the embodiment of the present invention includes a bushing 1 and a bearing body 2 inside the bushing 1, the bushing 1 and the bearing body 2 are independent of each other and a pre-gap is formed between them, so When the hydrodynamic radial bearing is in operation, a dynamic pressure liquid film is formed between the inner surface of the shaft sleeve 1 and the outer surface of the bearing body 2 . For ease of description, a rotating shaft 6 is also provided in the bearing body 2 , and a keyway 5 is provided on the inner side of the bearing body 2 , and the keyway 5 cooperates with a key provided on the rotating shaft 6 .
[0028] exist figure 1In the orientation shown, the bearing body 2 includes two front and rear end surfaces and a side surface located between the front and rear two end surfaces. Two symmetrical conical mesa surfaces are formed on the side of the bearing body 2 near the f...
Embodiment 2
[0035] Some embodiments of the present invention also provide a centrifugal pump with the hydrodynamic radial bearing described in the above embodiments.
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