JP6532492B2 - 軸受の給油装置および排気タービン過給機 - Google Patents
軸受の給油装置および排気タービン過給機 Download PDFInfo
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- JP6532492B2 JP6532492B2 JP2017013265A JP2017013265A JP6532492B2 JP 6532492 B2 JP6532492 B2 JP 6532492B2 JP 2017013265 A JP2017013265 A JP 2017013265A JP 2017013265 A JP2017013265 A JP 2017013265A JP 6532492 B2 JP6532492 B2 JP 6532492B2
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- lubricating oil
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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
- 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
- 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
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial 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
- F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
- F16C17/18—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with floating brasses or brushing, rotatable at a reduced speed
-
- 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
- F16C17/26—Systems consisting of a plurality of sliding-contact 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
- 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
-
- 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
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
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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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
-
- 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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
-
- 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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
- F16N7/40—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems in a closed circulation system
-
- 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
- F05D2240/54—Radial bearings
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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
- F05D2260/00—Function
- F05D2260/98—Lubrication
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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
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
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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
- F16N—LUBRICATING
- F16N2210/00—Applications
- F16N2210/14—Bearings
Description
図1は、第1実施形態の排気タービン過給機を表す全体構成図、図2は、第1実施形態の排気タービン過給機の軸受の給油装置を表す概略図である。
図5は、第2実施形態の排気タービン過給機の軸受の給油装置を表す概略図である。なお、上述した実施形態と同様の機能を有する部材には、同一の符号を付して詳細な説明は省略する。
図6は、第3実施形態の排気タービン過給機の軸受の給油装置を表す概略図である。なお、上述した実施形態と同様の機能を有する部材には、同一の符号を付して詳細な説明は省略する。
図9は、第4実施形態の排気タービン過給機の軸受の給油装置を表す概略図である。なお、上述した実施形態と同様の機能を有する部材には、同一の符号を付して詳細な説明は省略する。
12 タービン
13 コンプレッサ
14 回転軸
15 ハウジング
16 軸受収容部
16A 空間部
21 ジャーナル軸受
21b 外周面
21c 内周面
22 ジャーナル軸受
22b 外周面
22c 内周面
36 軸受装置
37 給油装置
40 潤滑油供給通路
41 第一供給通路
42 第二供給通路
43 第三供給通路(外周部潤滑油供給通路)
44 第四供給通路(外周部潤滑油供給通路)
45 第五供給通路
46 第六供給通路(中間部潤滑油供給通路)
51 ノズル
52 筒状部材
52a 貫通孔
61,62 螺旋溝(案内部)
63,64 大径部
65,66 小径部
67,68 案内面(案内部)
71,72,73 凹部(案内部)
81,82 ストップリング
81a,82a 突起部(案内部)
83,84 円板部材
83a,84a 突起部(案内部)
Claims (11)
- 中空形状をなすハウジングと、
前記ハウジングの内部に配置される回転軸を軸方向の少なくとも2箇所で回転可能に支持する複数のジャーナル軸受と、
を備える軸受装置において、
前記複数のジャーナル軸受の外周面に向けて潤滑油を供給する複数の外周部潤滑油供給通路と、
前記複数のジャーナル軸受の間の空間部に向けて潤滑油を供給する中間部潤滑油供給通路と、
前記空間部と前記複数のジャーナル軸受との間に設けられて前記中間部潤滑油供給通路から前記空間部に供給された潤滑油を前記複数のジャーナル軸受の内周面に向けて案内する案内部と、
を備えることを特徴とする軸受の給油装置。 - 前記案内部は、前記回転軸の外周面に設けられることを特徴とする請求項1に記載の軸受の給油装置。
- 前記案内部は、前記回転軸の外周面に設けられる複数の螺旋溝であり、前記複数の螺旋溝は、前記中間部潤滑油供給通路が前記空間部に連通する位置から前記複数のジャーナル軸受に向けて逆方向に旋回するように設けられることを特徴とする請求項2に記載の軸受の給油装置。
- 前記案内部は、前記回転軸の外周面に設けられて前記回転軸の中心側から外周面側に向けて傾斜する案内面であることを特徴とする請求項2に記載の軸受の給油装置。
- 前記回転軸は、前記複数のジャーナル軸受に支持される大径部と、前記複数のジャーナル軸受の間に位置する小径部とが設けられ、前記案内面は、前記小径部の外周面から前記大径部の外周面に向けて傾斜することを特徴とする請求項4に記載の軸受の給油装置。
- 前記中間部潤滑油供給通路が前記空間部に連通する開口部に前記複数のジャーナル軸受側を向くノズルが設けられることを特徴とする請求項1から請求項5のいずれか一項に記載の軸受の給油装置。
- 前記ハウジングの内周面に前記複数のジャーナル軸受が互いに接近する方向の移動を規制する複数のストップリングが設けられ、前記複数のストップリングは、内周部に前記複数のジャーナル軸受に延出する前記案内部としての突起部が設けられることを特徴とする請求項1から請求項6のいずれか一項に記載の軸受の給油装置。
- 前記複数のジャーナル軸受の間の空間部に収容されて前記回転軸が挿通される筒状部材が設けられ、前記筒状部材は、径方向に貫通して前記中間部潤滑油供給通路に連通する複数の貫通孔が設けられ、前記ハウジングは、前記空間部に対向する鉛直方向の下方の内周面に前記案内部としての凹部が設けられることを特徴とする請求項1から請求項5のいずれか一項に記載の軸受の給油装置。
- 前記複数のジャーナル軸受の間の空間部に収容されて前記回転軸が挿通される筒状部材が設けられ、前記筒状部材は、径方向に貫通して前記中間部潤滑油供給通路に連通する複数の貫通孔と、前記複数の貫通孔に連通する共に前記ハウジングの内周面に対向する前記案内部としての凹部が設けられることを特徴とする請求項1から請求項5のいずれか一項に記載の軸受の給油装置。
- 前記複数のジャーナル軸受の間の空間部に収容されて前記回転軸が挿通される筒状部材が設けられ、前記筒状部材は、径方向に貫通して前記中間部潤滑油供給通路に連通する複数の貫通孔と、前記複数のジャーナル軸受に延出する前記案内部としての突起部が設けられることを特徴とする請求項1から請求項5のいずれか一項に記載の軸受の給油装置。
- タービンと、
コンプレッサと、
前記タービンと前記コンプレッサとを同軸上に連結する回転軸と、
前記回転軸を回転可能に支持するジャーナル軸受を有する軸受装置と、
請求項1から請求項10のいずれか一項に記載の軸受の給油装置と、
を備えることを特徴とする排気タービン過給機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017013265A JP6532492B2 (ja) | 2017-01-27 | 2017-01-27 | 軸受の給油装置および排気タービン過給機 |
EP17894636.4A EP3460274B1 (en) | 2017-01-27 | 2017-03-21 | Lubricating device for bearing, and exhaust turbosupercharger |
CN201780039825.6A CN109416077B (zh) | 2017-01-27 | 2017-03-21 | 轴承的供油装置及排气涡轮增压器 |
US16/311,959 US11066983B2 (en) | 2017-01-27 | 2017-03-21 | Lubricating device for bearing, and exhaust turbosupercharger |
PCT/JP2017/011254 WO2018138938A1 (ja) | 2017-01-27 | 2017-03-21 | 軸受の給油装置および排気タービン過給機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2017013265A JP6532492B2 (ja) | 2017-01-27 | 2017-01-27 | 軸受の給油装置および排気タービン過給機 |
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JP2018119654A JP2018119654A (ja) | 2018-08-02 |
JP6532492B2 true JP6532492B2 (ja) | 2019-06-19 |
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JP2017013265A Active JP6532492B2 (ja) | 2017-01-27 | 2017-01-27 | 軸受の給油装置および排気タービン過給機 |
Country Status (5)
Country | Link |
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US (1) | US11066983B2 (ja) |
EP (1) | EP3460274B1 (ja) |
JP (1) | JP6532492B2 (ja) |
CN (1) | CN109416077B (ja) |
WO (1) | WO2018138938A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3406959B1 (en) * | 2016-03-01 | 2020-04-22 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Bearing device and exhaust turbine supercharger |
EP3760850B1 (en) * | 2018-03-30 | 2024-02-14 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Rotating machine and turbocharger |
WO2020005262A1 (en) * | 2018-06-28 | 2020-01-02 | Borgwarner Inc. | Bearing element with a smooth continuous profile |
CN110748395B (zh) * | 2019-11-27 | 2021-08-27 | 重庆隆鑫机车有限公司 | 主动润滑的配气机构及发动机 |
CN110847994B (zh) * | 2019-11-27 | 2021-09-28 | 重庆隆鑫机车有限公司 | 具有导油功能的挺柱、配气机构及发动机 |
CN114198407B (zh) * | 2021-12-15 | 2022-09-16 | 奇瑞汽车股份有限公司 | 发动机的轴承下盖和加工工艺方法、发动机 |
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US3728857A (en) * | 1971-06-22 | 1973-04-24 | Gates Rubber Co | Turbo-compressor-pump |
JPS5121045U (ja) * | 1974-08-02 | 1976-02-16 | ||
JPS5552091Y2 (ja) * | 1976-04-30 | 1980-12-03 | ||
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2017
- 2017-01-27 JP JP2017013265A patent/JP6532492B2/ja active Active
- 2017-03-21 US US16/311,959 patent/US11066983B2/en active Active
- 2017-03-21 WO PCT/JP2017/011254 patent/WO2018138938A1/ja unknown
- 2017-03-21 CN CN201780039825.6A patent/CN109416077B/zh active Active
- 2017-03-21 EP EP17894636.4A patent/EP3460274B1/en active Active
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WO2018138938A1 (ja) | 2018-08-02 |
US20190203635A1 (en) | 2019-07-04 |
CN109416077B (zh) | 2021-05-07 |
US11066983B2 (en) | 2021-07-20 |
EP3460274A4 (en) | 2019-11-13 |
JP2018119654A (ja) | 2018-08-02 |
CN109416077A (zh) | 2019-03-01 |
EP3460274B1 (en) | 2021-06-09 |
EP3460274A1 (en) | 2019-03-27 |
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