JP6849056B2 - 回転体、および、過給機 - Google Patents
回転体、および、過給機 Download PDFInfo
- Publication number
- JP6849056B2 JP6849056B2 JP2019507718A JP2019507718A JP6849056B2 JP 6849056 B2 JP6849056 B2 JP 6849056B2 JP 2019507718 A JP2019507718 A JP 2019507718A JP 2019507718 A JP2019507718 A JP 2019507718A JP 6849056 B2 JP6849056 B2 JP 6849056B2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- diameter portion
- insertion hole
- joint
- inner diameter
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/026—Shaft to shaft connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
- F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/40—Application in turbochargers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/60—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/30—Retaining components in desired mutual position
- F05D2260/37—Retaining components in desired mutual position by a press fit connection
Description
Claims (7)
- インペラおよびシャフトの一方に設けられた突出部と、
前記インペラおよび前記シャフトの他方に設けられ、周方向に延在して前記突出部の外周面に接合される接合部、および、前記接合部よりも前記突出部の先端側に位置して前記突出部が進入され嵌め合わされる進入部を有する挿入穴と、
前記挿入穴の内面に前記接合部と連続して形成され、前記接合部から離隔するほど、前記シャフトの径方向外側に拡径して、前記突出部の外周面から離隔する拡径部と、
を備え、
前記拡径部と前記突出部との間には、空隙が形成される、回転体。 - 前記接合部と前記進入部とは内径が異なる請求項1に記載の回転体。
- 前記挿入穴の外壁のうち、前記接合部および前記拡径部が内面に形成された部位は、前記シャフトの径方向の厚みよりも、前記シャフトの軸方向に長く延在する請求項1または2に記載の回転体。
- 前記挿入穴内に設けられ、前記シャフトの径方向に延在する突き当て部と、
前記突出部に形成され、前記突き当て部に前記シャフトの軸方向に接触する接触部と、
を備える請求項1から3のいずれか1項に記載の回転体。 - 前記突き当て部は、前記接合部と前記進入部との間に設けられた請求項4に記載の回転体。
- 前記突出部のうち前記進入部の径方向内側に位置する部位の外径は、前記接合部の径方向内側に位置する部位のうち、最も小径である部位の外径よりも大きい請求項1から4のいずれか1項に記載の回転体。
- 前記請求項1から6のいずれか1項に記載の回転体を備える過給機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017056116 | 2017-03-22 | ||
JP2017056116 | 2017-03-22 | ||
PCT/JP2018/011219 WO2018174104A1 (ja) | 2017-03-22 | 2018-03-20 | 回転体、および、過給機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018174104A1 JPWO2018174104A1 (ja) | 2019-12-26 |
JP6849056B2 true JP6849056B2 (ja) | 2021-03-24 |
Family
ID=63586384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019507718A Active JP6849056B2 (ja) | 2017-03-22 | 2018-03-20 | 回転体、および、過給機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20200018187A1 (ja) |
JP (1) | JP6849056B2 (ja) |
CN (1) | CN110382839B (ja) |
DE (1) | DE112018001556T5 (ja) |
WO (1) | WO2018174104A1 (ja) |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5793606A (en) * | 1980-12-02 | 1982-06-10 | Mitsubishi Heavy Ind Ltd | Impeller and manufacturing method thereof |
JPS6150739U (ja) * | 1984-09-04 | 1986-04-05 | ||
JPS62118119A (ja) * | 1985-11-19 | 1987-05-29 | Asahi Glass Co Ltd | セラミツクス軸と金属軸との接合構造 |
JPS6441633U (ja) * | 1987-09-07 | 1989-03-13 | ||
JP2569708Y2 (ja) | 1992-06-23 | 1998-04-28 | 松下電工株式会社 | 直付照明器具 |
JP2002235547A (ja) * | 2001-02-09 | 2002-08-23 | Shozo Shimizu | ターボチャージャ用タービン軸の接合方法 |
US6910617B2 (en) * | 2002-03-06 | 2005-06-28 | Torque-Traction Technologies, Inc. | Method for securing a yoke to a tube using magnetic pulse welding techniques |
GB0218092D0 (en) * | 2002-08-03 | 2002-09-11 | Holset Engineering Co | Turbocharger |
DE102008008857B4 (de) * | 2008-02-13 | 2017-06-22 | Daimler Ag | Verbindung einer Welle mit einem Rotationsbauteil |
US20120076639A1 (en) * | 2010-09-27 | 2012-03-29 | Nicolas Vazeille | Shaft and Turbine Wheel Assembly |
JP5664785B2 (ja) * | 2011-07-25 | 2015-02-04 | トヨタ自動車株式会社 | コンプレッサハウジング及び排気タービン過給機 |
WO2013138143A1 (en) * | 2012-03-15 | 2013-09-19 | Borgwarner Inc. | Exhaust-gas turbocharger |
GB201221429D0 (en) * | 2012-11-28 | 2013-01-09 | Napier Turbochargers Ltd | Impeller shaft |
JP2016176332A (ja) * | 2013-07-05 | 2016-10-06 | 株式会社Ihi | タービン軸および過給機 |
DE102014213132A1 (de) * | 2014-01-16 | 2015-07-30 | Bosch Mahle Turbo Systems Gmbh & Co. Kg | Läufer für eine Turbine oder einen Verdichter oder eine Turbinen/Verdichter-Geometrie |
JP6579881B2 (ja) | 2015-09-18 | 2019-09-25 | 株式会社大一商会 | 遊技機 |
-
2018
- 2018-03-20 DE DE112018001556.4T patent/DE112018001556T5/de active Granted
- 2018-03-20 JP JP2019507718A patent/JP6849056B2/ja active Active
- 2018-03-20 CN CN201880016479.4A patent/CN110382839B/zh active Active
- 2018-03-20 WO PCT/JP2018/011219 patent/WO2018174104A1/ja active Application Filing
-
2019
- 2019-09-16 US US16/571,812 patent/US20200018187A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JPWO2018174104A1 (ja) | 2019-12-26 |
CN110382839B (zh) | 2021-05-28 |
WO2018174104A1 (ja) | 2018-09-27 |
US20200018187A1 (en) | 2020-01-16 |
CN110382839A (zh) | 2019-10-25 |
DE112018001556T5 (de) | 2019-12-05 |
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