JP2019218912A - ターボチャージャ - Google Patents
ターボチャージャ Download PDFInfo
- Publication number
- JP2019218912A JP2019218912A JP2018117345A JP2018117345A JP2019218912A JP 2019218912 A JP2019218912 A JP 2019218912A JP 2018117345 A JP2018117345 A JP 2018117345A JP 2018117345 A JP2018117345 A JP 2018117345A JP 2019218912 A JP2019218912 A JP 2019218912A
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- JP
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- Prior art keywords
- thrust collar
- thrust
- oil
- bearing
- collar
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
-
- 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
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
-
- 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
- F01D25/18—Lubricating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
- F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
- F02C6/10—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant
- F02C6/12—Turbochargers, i.e. plants for augmenting mechanical power output of internal-combustion piston engines by increase of charge pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/1045—Details of supply of the liquid to the bearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/02—Arrangements of lubricant conduits
- F01M2011/021—Arrangements of lubricant conduits for lubricating auxiliaries, e.g. pumps or turbo chargers
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- 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
- F05D2240/50—Bearings
-
- 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
- F05D2240/50—Bearings
- F05D2240/54—Radial bearings
-
- 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
- F05D2240/70—Slinger plates or washers
-
- 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
- F05D2250/00—Geometry
- F05D2250/10—Two-dimensional
- F05D2250/15—Two-dimensional spiral
-
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/25—Three-dimensional helical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/23—Gas turbine engines
- F16C2360/24—Turbochargers
Abstract
Description
4 コンプレッサホイール
5 シャフト
6 タービンホイール
12 軸受ハウジング
R1〜R3 供給油路
13 排出油路
14 排出口
15 壁部
15a 溝部
L 法線
40 スラスト軸受
43 対向部
431 端部(第1端部)
432 端部(第2端部)
432e 縁部
433、435、437 傾斜部
434、436、438 平坦部
433h、435h 流出孔
50 スラストカラー
Claims (5)
- コンプレッサホイールとタービンホイールとを連結したシャフトと、
前記シャフトと共に回転するスラストカラーと、
前記スラストカラーを回転可能に保持したスラスト軸受と、
前記スラスト軸受を保持した軸受ハウジングと、を備え、
前記軸受ハウジングは、
前記スラスト軸受に潤滑用のオイルを供給する供給油路と、
前記スラスト軸受に供給されたオイルが排出される排出油路と、
前記スラストカラーに対向する壁部と、
前記壁部に形成され前記スラストカラーから前記排出油路の排出口に向けて延びた溝部と、を有している、ターボチャージャ。 - 前記溝部は、前記スラストカラーの回転軸心を中心とした円の接線の方向に延びている、請求項1のターボチャージャ。
- 前記スラスト軸受は、前記スラストカラーの回転軸心方向に対向した対向部を有し、
前記対向部は、第1及び第2端部を有し、前記第1端部から前記スラストカラーの回転方向に円弧状に前記第2端部まで延在し、
前記第2端部は、法線が前記排出口を通過する縁部を有している、請求項1又は2のターボチャージャ。 - 前記対向部は、前記スラストカラーの回転方向で前記スラストカラーに接近するように厚みが徐々に増した傾斜部と、前記傾斜部に対して前記回転方向に隣接し前記傾斜部の最大厚みと同じ厚みを有し前記スラストカラーの回転方向で厚みが一定である平坦部と、を含み、
前記スラストカラーの回転軸心方向での前記平坦部と前記スラストカラーとの隙間は、前記スラストカラーの回転軸心方向での前記傾斜部と前記スラストカラーとの隙間よりも狭く、
前記縁部は、前記平坦部に形成されている、請求項3のターボチャージャ。 - 前記対向部には、オイルを前記スラストカラーに向けて流出する流出孔が形成されており、
前記傾斜部と前記平坦部とは、前記スラストカラーの回転方向に交互に複数設けられており、
前記流出孔は、前記縁部が形成された前記平坦部に前記スラストカラーの回転方向とは反対方向で隣接した前記傾斜部を除いた残りの前記傾斜部の少なくとも何れかに形成されている、請求項4のターボチャージャ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018117345A JP7048431B2 (ja) | 2018-06-20 | 2018-06-20 | ターボチャージャ |
US16/430,425 US11162386B2 (en) | 2018-06-20 | 2019-06-04 | Turbocharger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018117345A JP7048431B2 (ja) | 2018-06-20 | 2018-06-20 | ターボチャージャ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019218912A true JP2019218912A (ja) | 2019-12-26 |
JP7048431B2 JP7048431B2 (ja) | 2022-04-05 |
Family
ID=68981583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018117345A Active JP7048431B2 (ja) | 2018-06-20 | 2018-06-20 | ターボチャージャ |
Country Status (2)
Country | Link |
---|---|
US (1) | US11162386B2 (ja) |
JP (1) | JP7048431B2 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0666150A (ja) * | 1992-08-24 | 1994-03-08 | Hitachi Ltd | 過給機のスラスト軸受 |
JP2002349551A (ja) * | 2001-05-29 | 2002-12-04 | Hitachi Ltd | スラスト軸受装置およびターボチャージャ |
JP2012237254A (ja) * | 2011-05-12 | 2012-12-06 | Ihi Corp | 潤滑油路構造及び過給機 |
JP2015086705A (ja) * | 2013-10-28 | 2015-05-07 | トヨタ自動車株式会社 | ターボチャージャのオイルドレン構造 |
JP2015203360A (ja) * | 2014-04-14 | 2015-11-16 | 大豊工業株式会社 | ターボチャージャ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5926094B2 (ja) * | 2012-03-30 | 2016-05-25 | 大豊工業株式会社 | ターボチャージャーの軸受ハウジング |
JP5978947B2 (ja) * | 2012-11-21 | 2016-08-24 | 株式会社Ihi | 過給機 |
US10316742B2 (en) * | 2016-05-13 | 2019-06-11 | Garrett Transportation I Inc. | Turbocharger assembly |
US10590946B2 (en) * | 2017-01-09 | 2020-03-17 | Borgwarner Inc. | Turbocharger having thrust bearing with biased oil flow |
US10113587B1 (en) * | 2017-08-22 | 2018-10-30 | GM Global Technology Operations LLC | Turbocharger thrust bearing |
-
2018
- 2018-06-20 JP JP2018117345A patent/JP7048431B2/ja active Active
-
2019
- 2019-06-04 US US16/430,425 patent/US11162386B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0666150A (ja) * | 1992-08-24 | 1994-03-08 | Hitachi Ltd | 過給機のスラスト軸受 |
JP2002349551A (ja) * | 2001-05-29 | 2002-12-04 | Hitachi Ltd | スラスト軸受装置およびターボチャージャ |
JP2012237254A (ja) * | 2011-05-12 | 2012-12-06 | Ihi Corp | 潤滑油路構造及び過給機 |
JP2015086705A (ja) * | 2013-10-28 | 2015-05-07 | トヨタ自動車株式会社 | ターボチャージャのオイルドレン構造 |
JP2015203360A (ja) * | 2014-04-14 | 2015-11-16 | 大豊工業株式会社 | ターボチャージャ |
Also Published As
Publication number | Publication date |
---|---|
US11162386B2 (en) | 2021-11-02 |
US20190390713A1 (en) | 2019-12-26 |
JP7048431B2 (ja) | 2022-04-05 |
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