JPWO2017203880A1 - 軸受、および、過給機 - Google Patents
軸受、および、過給機 Download PDFInfo
- Publication number
- JPWO2017203880A1 JPWO2017203880A1 JP2018519141A JP2018519141A JPWO2017203880A1 JP WO2017203880 A1 JPWO2017203880 A1 JP WO2017203880A1 JP 2018519141 A JP2018519141 A JP 2018519141A JP 2018519141 A JP2018519141 A JP 2018519141A JP WO2017203880 A1 JPWO2017203880 A1 JP WO2017203880A1
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- arc
- shaft
- insertion hole
- peripheral surface
- 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.)
- Granted
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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
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/028—Sliding-contact bearings for exclusively rotary movement for radial load only with fixed wedges to generate hydrodynamic pressure, e.g. multi-lobe bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/14—Lubrication of pumps; Safety measures therefor
-
- 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
- F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
-
- 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
- F16C33/1075—Wedges, e.g. ramps or lobes, for generating pressure
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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
- F16C2360/00—Engines or pumps
- F16C2360/23—Gas turbine engines
- F16C2360/24—Turbochargers
-
- 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
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/02—Sliding-contact bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Supercharger (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
B 曲率中心
C 過給機
La 最小距離
O 中心軸
Ra 曲率半径
Va 仮想円弧
Vb 共通接線
X 接続点
Y 接点
7 軸受
7a 本体部
7b 挿通孔
7c 内周面
7d 軸受面
7e 軸受面
7f 外周面
7g 油孔
8 シャフト
30 円弧部
31 接続面
131 接続面
230 円弧部
231 接続面
Claims (8)
- シャフトが挿通される挿通孔と、
前記挿通孔の内周面に形成された軸受面と、
前記軸受面に形成され、前記挿通孔の中心軸に垂直な断面において、曲率中心の位置が前記軸受面の内側で互いに異なり、前記シャフトの回転方向に離隔して位置する円弧面である複数の円弧部と、
前記軸受面に形成され、前記断面において、隣り合う前記円弧部を繋ぐ接続面と、
隣り合う2つの前記円弧部それぞれを延長して描かれる2つの仮想円弧の共通接線と、前記仮想円弧との接点と同位置か、一方の接点を基準にして他方の接点よりも離隔する方向に位置する前記円弧部と前記接続面との接続点と、
を備える軸受。 - 前記円弧部の曲率半径は、前記中心軸から前記軸受面までの最小距離よりも小さい請求項1に記載の軸受。
- 前記挿通孔が形成された環状の本体部と、
前記挿通孔の内周面に、前記中心軸方向に離隔して設けられた2つの前記軸受面と、
前記本体部の内周面から外周面まで貫通し、前記2つの軸受面の間に開口する油孔と、
を備える請求項1に記載の軸受。 - 前記挿通孔が形成された環状の本体部と、
前記挿通孔の内周面に、前記中心軸方向に離隔して設けられた2つの前記軸受面と、
前記本体部の内周面から外周面まで貫通し、前記2つの軸受面の間に開口する油孔と、
を備える請求項2に記載の軸受。 - 前記請求項1に記載の軸受を備える過給機。
- 前記請求項2に記載の軸受を備える過給機。
- 前記請求項3に記載の軸受を備える過給機。
- 前記請求項4に記載の軸受を備える過給機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016106098 | 2016-05-27 | ||
JP2016106098 | 2016-05-27 | ||
PCT/JP2017/015101 WO2017203880A1 (ja) | 2016-05-27 | 2017-04-13 | 軸受、および、過給機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017203880A1 true JPWO2017203880A1 (ja) | 2019-09-12 |
JP6806150B2 JP6806150B2 (ja) | 2021-01-06 |
Family
ID=60412213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018519141A Active JP6806150B2 (ja) | 2016-05-27 | 2017-04-13 | 軸受、および、過給機 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6806150B2 (ja) |
WO (1) | WO2017203880A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10557498B1 (en) | 2018-10-12 | 2020-02-11 | Borgwarner Inc. | Full-floating bearing and turbocharger including the same |
WO2021075155A1 (ja) * | 2019-10-18 | 2021-04-22 | 株式会社Ihi | 多円弧軸受、および、過給機 |
DK3834922T3 (da) * | 2019-12-11 | 2022-08-22 | Alfa Laval Corp Ab | Akselstøtte til at understøtte en omrøreraksel og en omrører |
DE112020006504T5 (de) * | 2020-04-06 | 2022-11-03 | Ihi Corporation | Mehrflächenlager |
DE112021000460T5 (de) * | 2020-05-21 | 2022-10-27 | Ihi Corporation | Lager und Turbolader |
JP2022084318A (ja) * | 2020-11-26 | 2022-06-07 | 大豊工業株式会社 | セミフローティング軸受およびターボチャージャ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004052845A (ja) * | 2002-07-17 | 2004-02-19 | Fujikura Ltd | 軸受け構造及び前記軸受け構造を用いたモータ |
JP4557895B2 (ja) * | 2006-01-13 | 2010-10-06 | Ntn株式会社 | 一対の軸と軸受部品による軸受装置及びその製造方法 |
JP5114670B2 (ja) * | 2008-04-11 | 2013-01-09 | 新日鐵住金株式会社 | すべり軸受機構 |
JP2016056782A (ja) * | 2014-09-12 | 2016-04-21 | 株式会社Ihi | 過給機 |
-
2017
- 2017-04-13 WO PCT/JP2017/015101 patent/WO2017203880A1/ja active Application Filing
- 2017-04-13 JP JP2018519141A patent/JP6806150B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
WO2017203880A1 (ja) | 2017-11-30 |
JP6806150B2 (ja) | 2021-01-06 |
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