JPS57116972A - Shaft seal unit for rotor - Google Patents
Shaft seal unit for rotorInfo
- Publication number
- JPS57116972A JPS57116972A JP108181A JP108181A JPS57116972A JP S57116972 A JPS57116972 A JP S57116972A JP 108181 A JP108181 A JP 108181A JP 108181 A JP108181 A JP 108181A JP S57116972 A JPS57116972 A JP S57116972A
- Authority
- JP
- Japan
- Prior art keywords
- knock
- rotor
- shaft seal
- hole
- seal unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
PURPOSE: To prevent an abnormal slip of a sealing ring sector by connecting respective sector of a floating ring as one body and to prevent damage to a sliding part by improving an oil film property.
CONSTITUTION: A knock hole 12 is made at one joined face of sectors 2aW2d and 3aW3d of respective floating ring 2 and 3, and a knock pin 13 is provided at the other joined face 10. A hole 14 is made and into which the knock pin 13 is driven and fixed. And this knock pin 13 is firmly inserted into the knock hole 12 and sectors 2aW2d and 3aW3d are connected as one body respectively.
COPYRIGHT: (C)1982,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP108181A JPS57116972A (en) | 1981-01-09 | 1981-01-09 | Shaft seal unit for rotor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP108181A JPS57116972A (en) | 1981-01-09 | 1981-01-09 | Shaft seal unit for rotor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57116972A true JPS57116972A (en) | 1982-07-21 |
Family
ID=11491541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP108181A Pending JPS57116972A (en) | 1981-01-09 | 1981-01-09 | Shaft seal unit for rotor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57116972A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999045240A1 (en) * | 1998-03-02 | 1999-09-10 | Mitsubishi Heavy Industries, Ltd. | Seal ring for steam turbine |
US6572114B1 (en) | 1997-09-22 | 2003-06-03 | Mitsubishi Heavy Industries, Ltd. | Seal ring for steam turbine |
CN103244675A (en) * | 2013-05-23 | 2013-08-14 | 张家港市三利密封合金材料有限公司 | Insertion-type metal seal structure |
-
1981
- 1981-01-09 JP JP108181A patent/JPS57116972A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6572114B1 (en) | 1997-09-22 | 2003-06-03 | Mitsubishi Heavy Industries, Ltd. | Seal ring for steam turbine |
WO1999045240A1 (en) * | 1998-03-02 | 1999-09-10 | Mitsubishi Heavy Industries, Ltd. | Seal ring for steam turbine |
CN1116500C (en) * | 1998-03-02 | 2003-07-30 | 三菱重工业株式会社 | Seal ring for steam turbine |
CN103244675A (en) * | 2013-05-23 | 2013-08-14 | 张家港市三利密封合金材料有限公司 | Insertion-type metal seal structure |
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