JP6254683B2 - アライメント不整が改善されたファン駆動歯車システム - Google Patents
アライメント不整が改善されたファン駆動歯車システム Download PDFInfo
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- JP6254683B2 JP6254683B2 JP2016512924A JP2016512924A JP6254683B2 JP 6254683 B2 JP6254683 B2 JP 6254683B2 JP 2016512924 A JP2016512924 A JP 2016512924A JP 2016512924 A JP2016512924 A JP 2016512924A JP 6254683 B2 JP6254683 B2 JP 6254683B2
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- gears
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- 238000005452 bending Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002730 additional effect Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000002105 tongue Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- 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
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/12—Combinations with mechanical gearing
-
- 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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
- F01D21/045—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position special arrangements in stators or in rotors dealing with breaking-off of part of rotor
-
- 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
- F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/2809—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/2809—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels
- F16H1/2818—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels by allowing limited movement of the ring gear relative to the casing or shaft
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/2809—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels
- F16H1/2827—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels by allowing limited movement of the planet carrier, e.g. relative to its shaft
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/2809—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels
- F16H1/2836—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels by allowing limited movement of the planets relative to the planet carrier or by using free floating planets
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/48—Special means compensating for misalignment of axes, e.g. for equalising distribution of load on the face width of the teeth
-
- 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
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- 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
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H2001/289—Toothed gearings for conveying rotary motion with gears having orbital motion comprising two or more coaxial and identical sets of orbital gears, e.g. for distributing torque between the coaxial sets
Description
Claims (14)
- 第1の平板を有し、この第1の平板が半径方向外側コネクタによって第2の平板から軸方向に離間されてなる、キャリアと、
第1の太陽歯車及び第1の輪歯車と噛み合う第1のセットの周方向にオフセットした中間歯車を有し、前記第1の平板に隣接して支持された第1のセットの遊星歯車と、
前記第1のセットの遊星歯車から軸方向に離間され、前記第2の平板に隣接して支持され、かつ第2の太陽歯車及び第2の輪歯車と噛み合う第2のセットの周方向にオフセットした中間歯車を有した第2のセットの遊星歯車であって、前記第1のセットの遊星歯車及び前記第2のセットの遊星歯車が、屈曲により生じた前記キャリアの変形の間、相対的な相互に噛み合う整列を維持する、第2のセットの遊星歯車と、
を備え、
前記第1のセットの中間歯車は、前記第2のセットの中間歯車とは独立して動き、
前記第1の輪歯車は、第1の可撓性フランジから延在する第1のセットの歯を有し、前記第2の輪歯車は、第2の可撓性フランジから延在する第2のセットの歯を有する、遊星歯車アセンブリ。 - 前記キャリアに少なくとも1つの中間歯車開口部を有し、前記第1のセットの中間歯車のうちの1つ及び前記第2のセットの中間歯車のうちの1つが、前記少なくとも1つの中間歯車開口部内に位置することを特徴とする請求項1に記載の遊星歯車アセンブリ。
- 前記歯車アセンブリは、回転しないように固定された前記第1の輪歯車及び前記第2の輪歯車を有したプラネタリ歯車アセンブリであることを特徴とする請求項1に記載の遊星歯車アセンブリ。
- 前記歯車アセンブリは、回転しないように固定された前記キャリアを有した星形歯車アセンブリであることを特徴とする請求項1に記載の遊星歯車アセンブリ。
- 前記第1のセットの中間歯車のうちの少なくとも1つ及び前記第2のセットの中間歯車のうちの少なくとも1つが、少なくとも1つのポストによって前記キャリアに取り付けられていることを特徴とする請求項1に記載の遊星歯車アセンブリ。
- 前記少なくとも1つのポストと、前記第1のセットの中間歯車のうちの少なくとも1つ及び前記第2のセットの中間歯車のうちの少なくとも1つとの間に位置した少なくとも1つの球面軸受を備えることを特徴とする請求項5に記載の遊星歯車アセンブリ。
- 前記第1のセットの中間歯車及び前記第2のセットの中間歯車は、平歯車であることを特徴とする請求項1に記載の遊星歯車アセンブリ。
- 前記第1の太陽歯車は、第1のセットの歯を有し、前記第2の太陽歯車は、第2のセットの歯を有することを特徴とする請求項1に記載の遊星歯車アセンブリ。
- 前記第1のセットの歯は、前記第2のセットの歯の間の一セットの歯根部と整列するように時計状に配置されることを特徴とする請求項8に記載の遊星歯車アセンブリ。
- 軸を中心に回転可能なファンセクションと、
前記ファンセクションに接続された変速機構と、
を備えたガスタービンエンジンにおいて、
前記変速機構は、
第1の平板を有し、この第1の平板が半径方向外側コネクタによって第2の平板から軸方向に離間されてなる、キャリアと、
第1の太陽歯車及び第1の輪歯車と噛み合う第1のセットの周方向にオフセットした中間歯車を有し、前記第1の平板に隣接して支持された第1のセットの遊星歯車と、
前記第1のセットの遊星歯車から軸方向に離間され、前記第2の平板に隣接して支持され、かつ第2の太陽歯車及び第2の輪歯車と噛み合う第2のセットの周方向にオフセットした中間歯車を有した第2のセットの遊星歯車であって、前記第1のセットの遊星歯車及び前記第2のセットの遊星歯車が、屈曲により生じた前記キャリアの変形の間、相対的な相互に噛み合う整列を維持する、第2のセットの遊星歯車と、
を備え、
前記第1のセットの中間歯車は、前記第2のセットの中間歯車とは独立して動き、
前記第1の輪歯車は、第1の可撓性フランジから延在する第1のセットの歯を有し、前記第2の輪歯車は、第2の可撓性フランジから延在する第2のセットの歯を有する、ガスタービンエンジン。 - 前記キャリアに少なくとも1つの中間歯車開口部を有し、前記第1のセットの中間歯車のうちの1つ及び前記第2のセットの中間歯車のうちの1つが、前記少なくとも1つの中間歯車開口部内に位置することを特徴とする請求項10に記載のガスタービンエンジン。
- 前記第1の太陽歯車は第1のセットの歯を有し、前記第2の太陽歯車は第2のセットの歯を有することを特徴とする請求項10に記載のガスタービンエンジン。
- 前記第1のセットの歯は、前記第2のセットの歯の間の一セットの歯根部と整列するように時計状に配置されることを特徴とする請求項12に記載のガスタービンエンジン。
- 前記第1のセットの中間歯車及び前記第2のセットの中間歯車は、平歯車であることを特徴とする請求項10に記載のガスタービンエンジン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361820781P | 2013-05-08 | 2013-05-08 | |
US61/820,781 | 2013-05-08 | ||
PCT/US2014/035412 WO2014182467A1 (en) | 2013-05-08 | 2014-04-25 | Fan drive gear system with improved misalignment capability |
Publications (2)
Publication Number | Publication Date |
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JP2016520179A JP2016520179A (ja) | 2016-07-11 |
JP6254683B2 true JP6254683B2 (ja) | 2017-12-27 |
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Application Number | Title | Priority Date | Filing Date |
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JP2016512924A Active JP6254683B2 (ja) | 2013-05-08 | 2014-04-25 | アライメント不整が改善されたファン駆動歯車システム |
Country Status (4)
Country | Link |
---|---|
US (3) | US10145259B2 (ja) |
EP (1) | EP2994666B1 (ja) |
JP (1) | JP6254683B2 (ja) |
WO (1) | WO2014182467A1 (ja) |
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2014
- 2014-04-25 EP EP14795461.4A patent/EP2994666B1/en active Active
- 2014-04-25 US US14/785,768 patent/US10145259B2/en active Active
- 2014-04-25 WO PCT/US2014/035412 patent/WO2014182467A1/en active Application Filing
- 2014-04-25 JP JP2016512924A patent/JP6254683B2/ja active Active
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2018
- 2018-12-04 US US16/208,907 patent/US11008885B2/en active Active
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2021
- 2021-03-26 US US17/213,444 patent/US11686209B2/en active Active
Also Published As
Publication number | Publication date |
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EP2994666A4 (en) | 2016-04-27 |
WO2014182467A1 (en) | 2014-11-13 |
JP2016520179A (ja) | 2016-07-11 |
US11008885B2 (en) | 2021-05-18 |
EP2994666B1 (en) | 2019-01-09 |
US20210215060A1 (en) | 2021-07-15 |
US11686209B2 (en) | 2023-06-27 |
EP2994666A1 (en) | 2016-03-16 |
US20190107004A1 (en) | 2019-04-11 |
US10145259B2 (en) | 2018-12-04 |
US20160076393A1 (en) | 2016-03-17 |
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