摘要 |
The present invention relates to a new kind of a mechanical seal, a so called slide ring seal, which is used, for example, for sealing a shaft space of a centrifugal pump in relation to a pumping space thereof. The present invention especially relates both to centering said mechanical seal and/or fastening said mechanical seal to the casing of said centrifugal pump and a body part used for the attachment. A characterizing feature of a mechanical seal in accordance with the present invention, comprising at least one rotary slide ring unit ( 24, 24', 24 ''), a body part by means of which said seal is attached to said casing ( 16 ), and at least one either separate counter ring unit ( 42, 42 ') or a counter ring unit ( 42, 42 ') stationarily attached to said body part, is that said body part ( 40, 40 ') is provided with inclined fastening means ( 52 ), by means of which the body part ( 40, 40 ') is tightened to the casing both axially and radially.
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