Closure unit for the remaining space between the first and the last blades of a bladed ring inserted in a circumferencial slot of a turbomachine, and corresponding turbomachine

The invention relates to a closing assembly (33, 133, 233) for closing the gap (28) remaining between the first and last blade (12a, 12b) of a blade ring that is inserted into a peripheral groove (10) of turbomachinery, said assembly consisting of at least two lateral parts (30, 32, 130, 131, 132, 2...

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Bibliographische Detailangaben
Hauptverfasser: QIAN KANG DR, RICHTER CHRISTOPH DR, SCHROEDER PETER, MARTIN SILVIO-ULRICH, SCHNEIDER OLIVER DR, WALTKE ULRICH DR, KRUETZFELDT JOACHIM, MUTKE STEFAN, SCHWARZ MICHAEL DR, KUNZE MARKUS
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to a closing assembly (33, 133, 233) for closing the gap (28) remaining between the first and last blade (12a, 12b) of a blade ring that is inserted into a peripheral groove (10) of turbomachinery, said assembly consisting of at least two lateral parts (30, 32, 130, 131, 132, 230, 231, 232), at least one of which can be hooked onto a projection (20, 22) that forms an undercut (24, 26) in said peripheral groove (10) and at least one securing element (36, 136, 236), which secures the parts (30, 32, 130, 131, 132, 230, 231, 232) from becoming detached from the peripheral groove (10). To provide a particularly reliable closing assembly, the securing element (36, 136, 236) is configured as a pin, joining the parts (30, 32, 130, 131, 132, 230, 231, 232) of the closing assembly (33, 133, 233) in a non-positive fit.