| 摘要 |
<p>The invention relates to a multi-stage centrifugal pump having a vertical pump shaft and an upper collecting chamber (1), into which the last pump stage feeds and out of which the fluid circulating in said chamber flows to the pump outlet, wherein a slide ring seal for the pump shaft is disposed in the upper wall covering the collecting chamber, and a radially inwardly directed baffle (5) is provided which guides the circulating fluid towards the slide ring seal, wherein the collecting chamber has a cylindrical coaxial inner wall (2a) to which the baffle is fastened.</p> |
