JPWO2019225143A1 - 回転体、および、過給機 - Google Patents
回転体、および、過給機 Download PDFInfo
- Publication number
- JPWO2019225143A1 JPWO2019225143A1 JP2020521061A JP2020521061A JPWO2019225143A1 JP WO2019225143 A1 JPWO2019225143 A1 JP WO2019225143A1 JP 2020521061 A JP2020521061 A JP 2020521061A JP 2020521061 A JP2020521061 A JP 2020521061A JP WO2019225143 A1 JPWO2019225143 A1 JP WO2019225143A1
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- diameter
- hole
- peripheral surface
- rotating body
- 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
-
- 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
- F02B39/16—Other safety measures for, or other control of, pumps
-
- 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
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
-
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/266—Rotors specially for elastic fluids mounting compressor rotors on shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- 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
- F05D2260/00—Function
- F05D2260/30—Retaining components in desired mutual position
- F05D2260/31—Retaining bolts or nuts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
Abstract
Description
Claims (9)
- シャフトと、
前記シャフトの軸方向に貫通し、前記シャフトの一端側が挿通される挿通孔を有するインペラと、
前記シャフトに形成され、前記シャフトの一端に開口し、前記シャフトの軸方向に前記挿通孔の径方向内側まで延在する軸端穴と、
前記軸端穴に配された拡径部材と、
前記軸端穴を形成し、前記挿通孔の内周面を押圧する筒状壁部と、
を備える回転体。 - 前記筒状壁部に設けられ、前記一端から軸方向に延在する切り欠き部を備える請求項1に記載の回転体。
- 前記拡径部材は、前記軸端穴の底部に向かうほど細くなり、前記軸端穴の内周面を押圧するテーパ部を有する請求項1または2に記載の回転体。
- 前記拡径部材は、前記軸端穴の内周面に形成されたネジ溝に螺合するネジ部を有する請求項1から3のいずれか1項に記載の回転体。
- 前記拡径部材は、前記軸端穴の内周面を押圧する球体である請求項1または2に記載の回転体。
- 前記拡径部材は、
前記軸方向に開口する中空部を有する被挿通部材と、
前記被挿通部材の中空部に挿通される挿通部材と、
前記中空部を形成し、前記軸端穴の内周面を押圧する環状壁部と、
を備える請求項1または2に記載の回転体。 - 前記挿通部材の外周面、または、前記中空部の内周面の少なくとも一方に設けられ、前記軸方向に径が漸増する傾斜部を備える請求項6に記載の回転体。
- 前記挿通部材は、前記中空部の内周面を押圧する球体である請求項6に記載の回転体。
- 前記請求項1から8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 |
---|---|---|---|
JP2018099433 | 2018-05-24 | ||
JP2018099433 | 2018-05-24 | ||
PCT/JP2019/012834 WO2019225143A1 (ja) | 2018-05-24 | 2019-03-26 | 回転体、および、過給機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019225143A1 true JPWO2019225143A1 (ja) | 2021-03-11 |
JP6933301B2 JP6933301B2 (ja) | 2021-09-08 |
Family
ID=68617064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020521061A Active JP6933301B2 (ja) | 2018-05-24 | 2019-03-26 | 回転体、および、過給機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11421581B2 (ja) |
JP (1) | JP6933301B2 (ja) |
CN (1) | CN111989470A (ja) |
DE (1) | DE112019002640B4 (ja) |
WO (1) | WO2019225143A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6933301B2 (ja) * | 2018-05-24 | 2021-09-08 | 株式会社Ihi | 回転体、および、過給機 |
Citations (7)
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---|---|---|---|---|
JPS3417515Y1 (ja) * | 1957-04-11 | 1959-10-31 | ||
JPS58211597A (ja) * | 1982-06-04 | 1983-12-09 | Toyota Motor Corp | 小型タ−ボコンプレツサのインペラ締結機構 |
JPS58220901A (ja) * | 1982-06-15 | 1983-12-22 | Nissan Motor Co Ltd | インペラのセラミツク軸取付け構造 |
JPS5939701U (ja) * | 1982-09-07 | 1984-03-14 | 石川島播磨重工業株式会社 | 羽根車の取付装置 |
JPH0266726U (ja) * | 1988-11-01 | 1990-05-21 | ||
JP2012013196A (ja) * | 2010-07-05 | 2012-01-19 | Oki Electric Industry Co Ltd | 駆動力伝達構造 |
WO2013187403A1 (ja) * | 2012-06-11 | 2013-12-19 | 株式会社Ihi | ターボ機械 |
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US3561798A (en) * | 1969-10-13 | 1971-02-09 | Allis Chalmers Mfg Co | Disconnect switch having internally clamped rotary coupling |
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2019
- 2019-03-26 JP JP2020521061A patent/JP6933301B2/ja active Active
- 2019-03-26 DE DE112019002640.2T patent/DE112019002640B4/de active Active
- 2019-03-26 CN CN201980026544.6A patent/CN111989470A/zh active Pending
- 2019-03-26 WO PCT/JP2019/012834 patent/WO2019225143A1/ja active Application Filing
-
2020
- 2020-09-22 US US17/027,783 patent/US11421581B2/en active Active
Patent Citations (7)
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JPS3417515Y1 (ja) * | 1957-04-11 | 1959-10-31 | ||
JPS58211597A (ja) * | 1982-06-04 | 1983-12-09 | Toyota Motor Corp | 小型タ−ボコンプレツサのインペラ締結機構 |
JPS58220901A (ja) * | 1982-06-15 | 1983-12-22 | Nissan Motor Co Ltd | インペラのセラミツク軸取付け構造 |
JPS5939701U (ja) * | 1982-09-07 | 1984-03-14 | 石川島播磨重工業株式会社 | 羽根車の取付装置 |
JPH0266726U (ja) * | 1988-11-01 | 1990-05-21 | ||
JP2012013196A (ja) * | 2010-07-05 | 2012-01-19 | Oki Electric Industry Co Ltd | 駆動力伝達構造 |
WO2013187403A1 (ja) * | 2012-06-11 | 2013-12-19 | 株式会社Ihi | ターボ機械 |
Also Published As
Publication number | Publication date |
---|---|
DE112019002640B4 (de) | 2023-01-05 |
DE112019002640T5 (de) | 2021-03-04 |
JP6933301B2 (ja) | 2021-09-08 |
US11421581B2 (en) | 2022-08-23 |
WO2019225143A1 (ja) | 2019-11-28 |
CN111989470A (zh) | 2020-11-24 |
US20210003068A1 (en) | 2021-01-07 |
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