JP5576191B2 - 車両用内接歯車型オイルポンプ - Google Patents
車両用内接歯車型オイルポンプ Download PDFInfo
- Publication number
- JP5576191B2 JP5576191B2 JP2010140016A JP2010140016A JP5576191B2 JP 5576191 B2 JP5576191 B2 JP 5576191B2 JP 2010140016 A JP2010140016 A JP 2010140016A JP 2010140016 A JP2010140016 A JP 2010140016A JP 5576191 B2 JP5576191 B2 JP 5576191B2
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- JP
- Japan
- Prior art keywords
- oil passage
- pressure discharge
- discharge oil
- hydraulic chamber
- low
- 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.)
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Classifications
-
- 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
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- 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
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- 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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
- F04C15/0049—Equalization of pressure pulses
-
- 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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
- F04C15/062—Arrangements for supercharging the working space
-
- 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
- F04C2210/00—Fluid
- F04C2210/14—Lubricant
-
- 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
- F04C2240/00—Components
- F04C2240/30—Casings or housings
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
40,201:ハウジング
42:外周歯
46:ドライブギヤ
48:内周歯
52:ドリブンギヤ
54:油圧室
54a:所定の油圧室
58:ポンプ室
60,62:側面
68,206:第1高圧吐出油路(高圧吐出油路)
68a,72a:前方側端面
70,204:第1低圧吐出油路(低圧吐出油路)
72,210:第2高圧吐出油路(高圧吐出油路)
74,208:第2低圧吐出油路(低圧吐出油路)
76,212:第1油逃がし油路(油逃がし油路)
78,214:第2油逃がし油路(油逃がし油路)
81,220:第1外側周方向溝(外側周方向溝)
82,222:第1内側周方向溝(内側周方向溝)
84,224:第2外側周方向溝(外側周方向溝)
86,226:第2内側周方向溝(内側周方向溝)
206a,210a:後方側端面
C1:軸心(一軸心)
C2:偏心軸心
V:油圧室の容積
a:回転方向
Claims (3)
- 外周歯を有し、一軸心まわりに回転可能に設けられたドライブギヤと、該ドライブギヤの外周歯に噛み合わされた内周歯を有して前記一軸心から偏心した偏心軸心まわりに回転可能に設けられ、該ドライブギヤにより回転駆動される円環状のドリブンギヤと、該ドリブンギヤおよび前記ドライブギヤが収容させられたポンプ室と、該ポンプ室内から油をそれぞれ吐出するために該ポンプ室の側面に周方向の所定の間隔を隔ててそれぞれ開口させられた高圧吐出油路および低圧吐出油路とを有するハウジングとを、備え、前記内周歯と外周歯との噛合隙間によって周方向に形成された複数の油圧室が前記ドライブギヤおよびドリブンギヤの回転に伴って所定の回転方向に移動させられ、該油圧室の容積が減少させられる過程で該油圧室が前記高圧吐出油路および低圧吐出油路に連通させられるとともに該高圧吐出油路と低圧吐出油路との間には該低圧吐出油路から該高圧吐出油路へ向かう作動油の流通のみを許容する一方向弁が接続される型式の車両用内接歯車型オイルポンプであって、
前記複数の油圧室のうちの所定の油圧室の全体が前記高圧吐出油路と低圧吐出油路との間に位置させられるときにおいて、該所定の油圧室と該高圧吐出油路とが連通させられるように、前記ポンプ室の側面に形成された油逃がし油路を含むことを特徴とする車両用内接歯車型オイルポンプ。 - 前記高圧吐出油路は、前記低圧吐出油路に対して前記回転方向の後方側に設けられ、
前記油逃がし油路は、前記複数の油圧室のうちの所定の油圧室の全体が前記高圧吐出油路と低圧吐出油路との間に位置させられるときにおいて、前記高圧吐出油路の前記回転方向の前方側端面のうちの前記内周歯と外周歯との噛合位置よりも径方向外側から該回転方向の前方側へ周方向に延設されて、先端部が該所定の油圧室に連通させられる外側周方向溝と、前記高圧吐出油路の前記回転方向の前方側端面のうちの前記内周歯と外周歯との噛合位置よりも径方向内側から該回転方向の前方側へ周方向に延設されて、先端部が該所定の油圧室に連通させられる内側周方向溝との少なくとも一方を備えることを特徴とする請求項1の車両用内接歯車型オイルポンプ。 - 前記高圧吐出油路は、前記低圧吐出油路に対して前記回転方向の前方側に設けられ、
前記油逃がし油路は、前記複数の油圧室のうちの所定の油圧室の全体が前記高圧吐出油路と低圧吐出油路との間に位置させられるときにおいて、前記高圧吐出油路の前記回転方向の後方側端面のうちの前記内周歯と外周歯との噛合位置よりも径方向外側から該回転方向の後方側へ周方向に延設されて、先端部が該所定の油圧室に連通させられる外側周方向溝と、前記高圧吐出油路の前記回転方向の後方側端面のうちの前記内周歯と外周歯との噛合位置よりも径方向内側から該回転方向の後方側へ周方向に延設されて、先端部が該所定の油圧室に連通させられる内側周方向溝との少なくとも一方を備えることを特徴とする請求項1の車両用内接歯車型オイルポンプ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010140016A JP5576191B2 (ja) | 2010-06-18 | 2010-06-18 | 車両用内接歯車型オイルポンプ |
DE112011102058.9T DE112011102058B4 (de) | 2010-06-18 | 2011-06-17 | Innenzahnrad-Ölpumpe für ein Fahrzeug |
PCT/IB2011/001367 WO2011158104A1 (en) | 2010-06-18 | 2011-06-17 | Vehicular internal gear type oil pump |
CN201180028536.9A CN102947594B (zh) | 2010-06-18 | 2011-06-17 | 车用内齿轮式油泵 |
CN201410647599.8A CN104500393B (zh) | 2010-06-18 | 2011-06-17 | 车用内齿轮式油泵 |
US13/704,094 US8956133B2 (en) | 2010-06-18 | 2011-06-17 | Vehicular internal gear type oil pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010140016A JP5576191B2 (ja) | 2010-06-18 | 2010-06-18 | 車両用内接歯車型オイルポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012002189A JP2012002189A (ja) | 2012-01-05 |
JP5576191B2 true JP5576191B2 (ja) | 2014-08-20 |
Family
ID=44629203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010140016A Active JP5576191B2 (ja) | 2010-06-18 | 2010-06-18 | 車両用内接歯車型オイルポンプ |
Country Status (5)
Country | Link |
---|---|
US (1) | US8956133B2 (ja) |
JP (1) | JP5576191B2 (ja) |
CN (2) | CN102947594B (ja) |
DE (1) | DE112011102058B4 (ja) |
WO (1) | WO2011158104A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012206797A1 (de) | 2012-04-25 | 2013-10-31 | Robert Bosch Gmbh | Drehkolbenmaschine, die als Pumpe, Verdichter oder Motor für ein Fluid wirkt |
US9624929B2 (en) * | 2012-12-21 | 2017-04-18 | Lg Innotek Co., Ltd. | Electric pump |
JP6083708B2 (ja) * | 2013-09-20 | 2017-02-22 | アイシン精機株式会社 | 電動オイルポンプ |
JP6350294B2 (ja) | 2015-01-15 | 2018-07-04 | 株式会社デンソー | 燃料ポンプ |
JP6380129B2 (ja) | 2015-01-23 | 2018-08-29 | 株式会社デンソー | 燃料ポンプ及びその製造方法 |
JP6454208B2 (ja) * | 2015-03-30 | 2019-01-16 | 株式会社Subaru | オイルポンプ |
KR101876071B1 (ko) * | 2016-10-31 | 2018-07-06 | 현대 파워텍 주식회사 | 자동변속기의 토크 컨버터 허브와 오일 펌프 기어의 연결 구조 |
US10718320B1 (en) | 2017-04-06 | 2020-07-21 | Clayton Note | High pressure axial piston pump with multiple discharge ports |
JP2020094493A (ja) * | 2018-12-10 | 2020-06-18 | 豊興工業株式会社 | 内接歯車ポンプ |
Family Cites Families (15)
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JPS4614946Y1 (ja) * | 1967-05-25 | 1971-05-25 | ||
US4213744A (en) * | 1978-03-03 | 1980-07-22 | Eaton Corporation | Hydraulic pump and improved by-pass flow means therefor |
JPH0614946B2 (ja) * | 1986-01-20 | 1994-03-02 | ユニ・チヤ−ム株式会社 | 吸収性物品の表面材およびその製法 |
JP3394544B2 (ja) * | 1991-11-05 | 2003-04-07 | 株式会社デンソー | ギヤポンプ |
DE4209143C1 (ja) * | 1992-03-20 | 1993-04-15 | Siegfried A. Dipl.-Ing. 7960 Aulendorf De Eisenmann | |
GB9324501D0 (en) * | 1993-11-30 | 1994-01-19 | Hobourn Automotive Ltd | Positive displacement pumps |
JP2001090749A (ja) * | 1999-07-30 | 2001-04-03 | Dana Corp | 流体圧式リミテッド・スリップ・ディファレンシャル及びディファレンシャル用ジロータ・ポンプ |
JP4332772B2 (ja) * | 2000-03-27 | 2009-09-16 | 株式会社デンソー | 燃料ポンプ |
US6481991B2 (en) * | 2000-03-27 | 2002-11-19 | Denso Corporation | Trochoid gear type fuel pump |
US6739850B2 (en) * | 2001-10-25 | 2004-05-25 | Kyosan Denki Co., Ltd. | Motor-type fuel pump for vehicle |
JP4160963B2 (ja) * | 2005-03-23 | 2008-10-08 | 株式会社山田製作所 | オイルポンプ |
JP4687991B2 (ja) * | 2006-11-07 | 2011-05-25 | アイシン精機株式会社 | エンジンの油供給装置 |
JP5076484B2 (ja) * | 2006-12-19 | 2012-11-21 | 株式会社ジェイテクト | 電動ポンプユニット及び電動オイルポンプ |
JP5009760B2 (ja) * | 2007-11-26 | 2012-08-22 | 豊興工業株式会社 | 内接歯車ポンプ |
JP2010127241A (ja) * | 2008-11-28 | 2010-06-10 | Daikyonishikawa Corp | ポンプ |
-
2010
- 2010-06-18 JP JP2010140016A patent/JP5576191B2/ja active Active
-
2011
- 2011-06-17 US US13/704,094 patent/US8956133B2/en active Active
- 2011-06-17 CN CN201180028536.9A patent/CN102947594B/zh active Active
- 2011-06-17 CN CN201410647599.8A patent/CN104500393B/zh active Active
- 2011-06-17 WO PCT/IB2011/001367 patent/WO2011158104A1/en active Application Filing
- 2011-06-17 DE DE112011102058.9T patent/DE112011102058B4/de active Active
Also Published As
Publication number | Publication date |
---|---|
CN104500393A (zh) | 2015-04-08 |
JP2012002189A (ja) | 2012-01-05 |
DE112011102058B4 (de) | 2017-01-05 |
CN102947594A (zh) | 2013-02-27 |
DE112011102058T5 (de) | 2013-04-04 |
CN102947594B (zh) | 2015-07-01 |
US20130089453A1 (en) | 2013-04-11 |
US8956133B2 (en) | 2015-02-17 |
DE112011102058T8 (de) | 2013-06-06 |
WO2011158104A1 (en) | 2011-12-22 |
CN104500393B (zh) | 2017-05-03 |
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