JPWO2018061671A1 - 軸受構造、および、過給機 - Google Patents
軸受構造、および、過給機 Download PDFInfo
- Publication number
- JPWO2018061671A1 JPWO2018061671A1 JP2018542057A JP2018542057A JPWO2018061671A1 JP WO2018061671 A1 JPWO2018061671 A1 JP WO2018061671A1 JP 2018542057 A JP2018542057 A JP 2018542057A JP 2018542057 A JP2018542057 A JP 2018542057A JP WO2018061671 A1 JPWO2018061671 A1 JP WO2018061671A1
- Authority
- JP
- Japan
- Prior art keywords
- thrust
- groove
- bearing
- radial
- rotational direction
- 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
Links
Images
Classifications
-
- 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
- F16C17/047—Sliding-contact bearings for exclusively rotary movement for axial load only with fixed wedges to generate hydrodynamic pressure
-
- 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
- F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
- F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
-
- 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
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/166—Sliding contact bearing
- F01D25/168—Sliding contact bearing for axial load mainly
-
- 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
-
- 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
- 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
- F16C33/1065—Grooves on a bearing surface for distributing or collecting 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
- 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
-
- 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
- F05D2240/52—Axial thrust bearings
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Combustion & Propulsion (AREA)
- Supercharger (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
Claims (6)
- シャフトが挿通される貫通孔が開口するスラスト軸受面と、
前記スラスト軸受面に設けられ、前記シャフトの回転方向に離隔して形成された複数のランド部と、
前記スラスト軸受面のうち、複数の前記ランド部の間に形成され、前記シャフトの挿通方向の突出高さが、前記回転方向の前方側に向って高くなるテーパ部と、
前記テーパ部に設けられ、前記貫通孔から、前記テーパ部の外周端より径方向内側まで延在するスラスト溝と、
を備える軸受構造。 - 前記スラスト溝は、前記テーパ部における前記回転方向の幅中心よりも、前記回転方向の後方側に位置する請求項1に記載の軸受構造。
- 前記テーパ部に対して前記回転方向の後方側の前記ランド部と、前記スラスト溝との前記回転方向の距離は、前記スラスト溝の前記回転方向の幅よりも短い請求項2に記載の軸受構造。
- 前記スラスト溝は、径方向外側に向って先細り形状である請求項1から3のいずれか1項に記載の軸受構造。
- 前記貫通孔の内周面に形成されたラジアル軸受面と、
前記スラスト溝から連続して前記ラジアル軸受面に形成され、前記回転方向の幅が、前記スラスト溝の前記回転方向の最大幅よりも小さいラジアル溝と、
を備える請求項1から4のいずれか1項に記載の軸受構造。 - 前記請求項1から5のいずれか1項に記載の軸受構造を備える過給機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016190813 | 2016-09-29 | ||
JP2016190813 | 2016-09-29 | ||
PCT/JP2017/032078 WO2018061671A1 (ja) | 2016-09-29 | 2017-09-06 | 軸受構造、および、過給機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018061671A1 true JPWO2018061671A1 (ja) | 2019-06-24 |
JP6741071B2 JP6741071B2 (ja) | 2020-08-19 |
Family
ID=61762830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018542057A Active JP6741071B2 (ja) | 2016-09-29 | 2017-09-06 | 軸受構造、および、過給機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10704593B2 (ja) |
JP (1) | JP6741071B2 (ja) |
CN (1) | CN109690050B (ja) |
DE (1) | DE112017004896T5 (ja) |
WO (1) | WO2018061671A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020059370A1 (ja) * | 2018-09-19 | 2020-03-26 | 株式会社Ihi | 軸受構造、および、過給機 |
JP7134259B2 (ja) * | 2019-01-11 | 2022-09-09 | 三菱重工エンジン&ターボチャージャ株式会社 | 過給機および過給機用のスラスト軸受 |
DE112019006709T5 (de) * | 2019-02-27 | 2021-10-07 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Schwimmende Buchsenlagervorrichtung und Verdichter |
CN115066564B (zh) * | 2020-04-06 | 2024-05-14 | 株式会社Ihi | 多圆弧轴承 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0512635A (ja) | 1991-07-04 | 1993-01-22 | Mitsubishi Electric Corp | 回転ドラム |
JP3465204B2 (ja) | 1995-01-10 | 2003-11-10 | 株式会社日立製作所 | 動圧軸受スピンドルモータ |
US6017184A (en) | 1997-08-06 | 2000-01-25 | Allied Signal Inc. | Turbocharger integrated bearing system |
EP1312769B2 (en) | 1997-08-06 | 2007-10-17 | Honeywell International Inc. | Turbocharger |
US20020181811A1 (en) * | 2001-06-05 | 2002-12-05 | Aguilar Scott Grover | Diverted flow thrust bearing |
JP2003148456A (ja) | 2001-11-14 | 2003-05-21 | Mitsubishi Heavy Ind Ltd | スラスト軸受 |
JP2007506906A (ja) * | 2003-07-05 | 2007-03-22 | エムアーエヌ・ディーゼル・エスエー | スラスト滑り軸受 |
JP2007023858A (ja) * | 2005-07-14 | 2007-02-01 | Toyota Motor Corp | ターボ過給機の軸受構造 |
JP4554583B2 (ja) * | 2006-10-05 | 2010-09-29 | 株式会社日立製作所 | スラスト軸受装置 |
US7670056B2 (en) | 2007-03-22 | 2010-03-02 | Honeywell International Inc. | Stepped outer diameter semi-floating bearing |
JP2009216036A (ja) | 2008-03-12 | 2009-09-24 | Ihi Corp | 回転機械及びスラスト軸受の設計検証方法 |
US8317400B2 (en) | 2008-09-11 | 2012-11-27 | Honeywell International Inc. | High performance thrust bearing pad |
JP2011131289A (ja) | 2009-12-22 | 2011-07-07 | Hamai Co Ltd | 平面ラップ/ポリッシュ盤 |
JP2012031979A (ja) | 2010-08-03 | 2012-02-16 | Ihi Corp | スラスト軸受 |
JP5863422B2 (ja) * | 2011-11-30 | 2016-02-16 | 三菱重工業株式会社 | スラスト軸受及び回転機械 |
JP2014238009A (ja) | 2013-06-06 | 2014-12-18 | 株式会社Ihi | 過給機 |
JP6459247B2 (ja) | 2014-06-30 | 2019-01-30 | 株式会社Ihi | スラスト軸受、および、過給機 |
DE112017004889T5 (de) * | 2016-09-29 | 2019-06-13 | Ihi Corporation | Lagerstruktur und Turbolader |
-
2017
- 2017-09-06 CN CN201780055745.XA patent/CN109690050B/zh active Active
- 2017-09-06 JP JP2018542057A patent/JP6741071B2/ja active Active
- 2017-09-06 WO PCT/JP2017/032078 patent/WO2018061671A1/ja active Application Filing
- 2017-09-06 DE DE112017004896.6T patent/DE112017004896T5/de active Pending
-
2019
- 2019-02-22 US US16/283,297 patent/US10704593B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20190186538A1 (en) | 2019-06-20 |
JP6741071B2 (ja) | 2020-08-19 |
US10704593B2 (en) | 2020-07-07 |
DE112017004896T5 (de) | 2019-06-06 |
CN109690050A (zh) | 2019-04-26 |
CN109690050B (zh) | 2021-08-03 |
WO2018061671A1 (ja) | 2018-04-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6741071B2 (ja) | 軸受構造、および、過給機 | |
JP5333602B2 (ja) | 軸受装置 | |
JP6309651B2 (ja) | ターボ機械 | |
WO2018062400A1 (ja) | 軸受構造、および、過給機 | |
US20150125263A1 (en) | Flinger oil seal and turbocharger incorporating the same | |
JP6504254B2 (ja) | 軸受構造、および、過給機 | |
JP6601499B2 (ja) | 軸受構造、および、過給機 | |
JP6704107B2 (ja) | スラストカラーおよびスラスト軸受装置 | |
US10557377B2 (en) | Turbocharger | |
WO2017010450A1 (ja) | 多円弧軸受および過給機 | |
JP6593516B2 (ja) | 軸受構造、および、過給機 | |
WO2018092781A1 (ja) | 軸受構造および過給機 | |
JP2013177900A (ja) | 軸受装置 | |
JP6459247B2 (ja) | スラスト軸受、および、過給機 | |
JPWO2018030179A1 (ja) | 過給機 | |
JP6512296B2 (ja) | 軸受構造および過給機 | |
JP2011208740A (ja) | すべり軸受 | |
JP2016008600A (ja) | 軸受機構および過給機 | |
CN112041573B (zh) | 轴承及增压器 | |
WO2022209131A1 (ja) | 軸受および過給機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190213 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20191210 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200206 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200331 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200508 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200623 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200706 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6741071 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |