JP5859816B2 - 内接歯車式ポンプ - Google Patents
内接歯車式ポンプ Download PDFInfo
- Publication number
- JP5859816B2 JP5859816B2 JP2011244511A JP2011244511A JP5859816B2 JP 5859816 B2 JP5859816 B2 JP 5859816B2 JP 2011244511 A JP2011244511 A JP 2011244511A JP 2011244511 A JP2011244511 A JP 2011244511A JP 5859816 B2 JP5859816 B2 JP 5859816B2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- clearance
- outer rotor
- amount
- center
- 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.)
- Active
Links
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C1/00—Rotary-piston machines or engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
- F04C2/084—Toothed wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes
Description
が満たされる構成を特徴としたものである。
42…吐出ポート、43…シールランド、L…基準線、S1…最深噛み合い部、
S2…最大セル容積部、Tc…チップクリアランス、Rc…ラジアルクリアランス、
P1…(インナーロータ1の)回転中心、
P2…(アウターロータ2の)回転中心。
Claims (2)
- インナーロータの歯形が複数の楕円や円もしくは高次曲線を組み合わせた曲線により創成され、前記インナーロータとアウターロータとは、偏心量eとし、前記インナーロータの歯底直径d及び歯数Nとしたとき、
e>d/〔2(N−2)〕
が満たされたロータ収納室に前記インナーロータと前記アウターロータとが配置された内接歯車式ポンプにおいて、
前記インナーロータの中心と、前記アウターロータの中心とを結んだ線上付近に最深噛み合い部が位置すると共に、前記ロータ収納室の中心は、前記アウターロータの中心とを同一中心とした状態から前記最深噛み合い部側に、吸入ポートの終端側と吐出ポートの始端側との間のシールランド付近のインナーロータの歯先とアウターロータの歯先との隙間であるチップクリアランスよりも小さい量だけオフセットされてなることを特徴とする内接歯車式ポンプ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011244511A JP5859816B2 (ja) | 2011-11-08 | 2011-11-08 | 内接歯車式ポンプ |
EP12190620.0A EP2592271B1 (en) | 2011-11-08 | 2012-10-30 | Inner rotor of an internal gear pump |
EP12190621.8A EP2592272B1 (en) | 2011-11-08 | 2012-10-30 | Internal gear pump |
US13/670,365 US9464525B2 (en) | 2011-11-08 | 2012-11-06 | Internal gear pump having an eccentric inner rotor and outer rotor having teeth non-trochoid tooth profiles and a moving center of the outer rotor |
CN201210437517.8A CN103089609B (zh) | 2011-11-08 | 2012-11-06 | 内接齿轮式泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011244511A JP5859816B2 (ja) | 2011-11-08 | 2011-11-08 | 内接歯車式ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013100761A JP2013100761A (ja) | 2013-05-23 |
JP5859816B2 true JP5859816B2 (ja) | 2016-02-16 |
Family
ID=47142974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011244511A Active JP5859816B2 (ja) | 2011-11-08 | 2011-11-08 | 内接歯車式ポンプ |
Country Status (4)
Country | Link |
---|---|
US (1) | US9464525B2 (ja) |
EP (2) | EP2592271B1 (ja) |
JP (1) | JP5859816B2 (ja) |
CN (1) | CN103089609B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018103723A1 (de) * | 2018-02-20 | 2019-08-22 | Nidec Gpm Gmbh | Verzahnung für eine Gerotorpumpe und Verfahren zur geometrischen Bestimmung derselben |
RU192348U1 (ru) * | 2019-05-24 | 2019-09-13 | Общество с ограниченной ответственностью "Альтернативные механические системы" | Эллипсно-циклоидальное зубчатое зацепление |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55148992A (en) | 1979-05-09 | 1980-11-19 | Sumitomo Electric Ind Ltd | Rotor of rotary pump utilizing trochoidal curve |
JPS618484A (ja) * | 1984-06-22 | 1986-01-16 | Mitsubishi Metal Corp | 内接型ギヤポンプ |
JP2805769B2 (ja) * | 1988-09-30 | 1998-09-30 | スズキ株式会社 | オイルポンプ |
JPH056170U (ja) * | 1991-07-05 | 1993-01-29 | 本田技研工業株式会社 | 内接型ギヤポンプ |
JP3132631B2 (ja) * | 1994-11-02 | 2001-02-05 | 三菱マテリアル株式会社 | 内接型オイルポンプロータ |
DE10208408A1 (de) * | 2002-02-27 | 2003-09-11 | Schwaebische Huettenwerke Gmbh | Zahnradverzahnung |
US20060239848A1 (en) * | 2002-10-29 | 2006-10-26 | Mitsubishi Materials Corporation | Internal gear type oil pump rotor |
JP4088842B2 (ja) * | 2005-06-23 | 2008-05-21 | 実 平田 | 円弧歯形を使用した歯車及び内接歯車式ポンプ、歯車伝達装置、歯車製造法 |
JP2008115820A (ja) * | 2006-11-07 | 2008-05-22 | Aisin Seiki Co Ltd | オイルポンプ |
WO2008111270A1 (ja) | 2007-03-09 | 2008-09-18 | Aisin Seiki Kabushiki Kaisha | オイルポンプロータ |
JP2011017318A (ja) * | 2009-07-10 | 2011-01-27 | Sumitomo Electric Sintered Alloy Ltd | ポンプ用ロータとそれを用いた内接歯車ポンプ |
EP2469092B1 (en) * | 2009-11-16 | 2018-08-15 | Sumitomo Electric Sintered Alloy, Ltd. | Rotor for pump and internal gear pump using same |
-
2011
- 2011-11-08 JP JP2011244511A patent/JP5859816B2/ja active Active
-
2012
- 2012-10-30 EP EP12190620.0A patent/EP2592271B1/en active Active
- 2012-10-30 EP EP12190621.8A patent/EP2592272B1/en active Active
- 2012-11-06 US US13/670,365 patent/US9464525B2/en active Active
- 2012-11-06 CN CN201210437517.8A patent/CN103089609B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN103089609B (zh) | 2017-04-12 |
EP2592271A3 (en) | 2013-08-14 |
US9464525B2 (en) | 2016-10-11 |
EP2592272B1 (en) | 2016-11-23 |
CN103089609A (zh) | 2013-05-08 |
US20130115124A1 (en) | 2013-05-09 |
EP2592272A3 (en) | 2013-08-14 |
EP2592271B1 (en) | 2016-10-12 |
EP2592271A2 (en) | 2013-05-15 |
JP2013100761A (ja) | 2013-05-23 |
EP2592272A2 (en) | 2013-05-15 |
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