CASING OF TURBINE, TURBINE, AND METHOD OF ASSEMBLING CASING

PROBLEM TO BE SOLVED: To provide a casing of a turbine and the like, capable of suppressing leakage of steam and the like by air-tightly sealing divided casings.SOLUTION: A casing of a turbine includes: an external vehicle compartment casing composed of upper and lower vehicle compartment casings 21...

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Bibliographische Detailangaben
Hauptverfasser: TOCHITANI NAOTO, KONDO MAKOTO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a casing of a turbine and the like, capable of suppressing leakage of steam and the like by air-tightly sealing divided casings.SOLUTION: A casing of a turbine includes: an external vehicle compartment casing composed of upper and lower vehicle compartment casings 21a, 21b; and a ground casing composed of upper and lower ground casings 22a, 22b. The upper vehicle compartment casing 21a has a vehicle compartment-side upper taper projecting portion 25 provided with a taper face P4, the lower vehicle compartment casing 21b has a vehicle compartment-side lower taper projecting portion 26 provided with a taper face P6, the upper ground casing 22a has a ground-side upper flange 27 having a taper face P8, and the lower ground casing 22b has a ground-side upper flange 28 having a taper face P11. The flanges 25, 26, 27, 28 are integrally fastened by a horizontal flange bolt 38 while positioning the taper faces P4, P8 and the taper faces P6, P11 in a face to face manner.