JP2022044355A - オイルポンプ - Google Patents
オイルポンプ Download PDFInfo
- Publication number
- JP2022044355A JP2022044355A JP2020149938A JP2020149938A JP2022044355A JP 2022044355 A JP2022044355 A JP 2022044355A JP 2020149938 A JP2020149938 A JP 2020149938A JP 2020149938 A JP2020149938 A JP 2020149938A JP 2022044355 A JP2022044355 A JP 2022044355A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- rib
- pump cover
- oil
- pump
- 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.)
- Pending
Links
- 239000011347 resin Substances 0.000 claims abstract description 25
- 229920005989 resin Polymers 0.000 claims abstract description 25
- 238000003780 insertion Methods 0.000 claims description 22
- 230000037431 insertion Effects 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000000630 rising effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 58
- 229910052751 metal Inorganic materials 0.000 description 14
- 239000002184 metal Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000010724 circulating oil Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
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
- F04C2/10—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
-
- 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
-
- 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
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
- F01C21/104—Stators; Members defining the outer boundaries of the working chamber
- F01C21/108—Stators; Members defining the outer boundaries of the working chamber with an axial surface, e.g. side plates
-
- 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
-
- 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
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
- F04C2/086—Carter
-
- 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
- F16N13/20—Rotary pumps
-
- 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
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0023—Axial sealings for working fluid
- F04C15/0026—Elements specially adapted for sealing of the lateral faces of intermeshing-engagement type machines or pumps, e.g. gear machines or pumps
-
- 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
- F04C2210/20—Fluid liquid, i.e. incompressible
- F04C2210/206—Oil
-
- 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
- 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
- F04C2240/60—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2253/00—Other material characteristics; Treatment of material
- F05C2253/20—Resin
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Description
Claims (5)
- ロータと、該ロータを回転駆動する駆動軸と、前記ロータが収納されるロータ室と、該ロータ室の近傍に設けられる吸入ポートと吐出ポートと、ポンプカバーとを備えたオイルポンプであって、該ポンプカバーは樹脂製とし、該ポンプカバーの内部でオイルが流通する部分に対応する前記ポンプカバーの外面側の部分に立上り壁形状のリブが設けられてなることを特徴とするオイルポンプ。
- 請求項1に記載のオイルポンプにおいて、前記リブは、前記吐出ポートの形状に沿って形成されてなることを特徴とするオイルポンプ。
- 請求項1に記載のオイルポンプにおいて、前記リブは、前記吐出ポートの径方向中央箇所に配置されロータの回転方向に沿って前記吐出ポートの終端付近又は前記吸入ポートの始端付近までの範囲に対応する部分に形成されてなることを特徴とするオイルポンプ。
- 請求項1に記載のオイルポンプにおいて、前記リブは、前記吐出ポートの径方向中央箇所に配置され前記駆動軸が挿通される挿通部の周辺から径方向に次第に離間するように形成されると共に、その離間する部分は直線状としてなることを特徴とするオイルポンプ。
- 請求項1,2,3又は4の何れか1項に記載のオイルポンプにおいて、前記リブの外周側又は内周側に径方向に所定間隔を置いて前記リブより回転方向の長さが短い補助リブが形成されてなることを特徴とするオイルポンプ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020149938A JP2022044355A (ja) | 2020-09-07 | 2020-09-07 | オイルポンプ |
US17/367,166 US11530698B2 (en) | 2020-09-07 | 2021-07-02 | Oil pump including resin pump cover |
DE102021121439.4A DE102021121439A1 (de) | 2020-09-07 | 2021-08-18 | Ölpumpe |
CN202111032305.7A CN114151327A (zh) | 2020-09-07 | 2021-09-03 | 油泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020149938A JP2022044355A (ja) | 2020-09-07 | 2020-09-07 | オイルポンプ |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2022044355A true JP2022044355A (ja) | 2022-03-17 |
Family
ID=80266938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020149938A Pending JP2022044355A (ja) | 2020-09-07 | 2020-09-07 | オイルポンプ |
Country Status (4)
Country | Link |
---|---|
US (1) | US11530698B2 (ja) |
JP (1) | JP2022044355A (ja) |
CN (1) | CN114151327A (ja) |
DE (1) | DE102021121439A1 (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1047259A (ja) | 1996-07-31 | 1998-02-17 | Suzuki Motor Corp | 内燃機関のオイルポンプ |
JP4570518B2 (ja) * | 2005-06-21 | 2010-10-27 | 株式会社山田製作所 | 樹脂製ポンプ |
US9752576B2 (en) * | 2014-11-18 | 2017-09-05 | Zuisho Precision Industrial Co., Ltd. | Variable flow engine oil pump |
CN109424539A (zh) * | 2017-08-31 | 2019-03-05 | 杭州三花研究院有限公司 | 电子油泵 |
-
2020
- 2020-09-07 JP JP2020149938A patent/JP2022044355A/ja active Pending
-
2021
- 2021-07-02 US US17/367,166 patent/US11530698B2/en active Active
- 2021-08-18 DE DE102021121439.4A patent/DE102021121439A1/de active Pending
- 2021-09-03 CN CN202111032305.7A patent/CN114151327A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN114151327A (zh) | 2022-03-08 |
US20220074406A1 (en) | 2022-03-10 |
US11530698B2 (en) | 2022-12-20 |
DE102021121439A1 (de) | 2022-03-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2833000B1 (en) | Internal gear oil pump | |
WO2013099846A1 (ja) | インペラ及びこれを備えた回転機械 | |
US20180142696A1 (en) | Impeller for a fluid pump | |
JP5502008B2 (ja) | 内接歯車ポンプ | |
JP2019056343A (ja) | 遠心ポンプ | |
CN104126053A (zh) | 具有横向壁的多级泵 | |
US20150037193A1 (en) | Oil pump | |
JP2006518023A (ja) | スペーサ部材を備えたスラスト軸受 | |
US20200271126A1 (en) | Multistage Centrifugal Fluid Machine | |
JP2022044355A (ja) | オイルポンプ | |
JPWO2019026340A1 (ja) | 真空ポンプ | |
JP6698791B1 (ja) | 回転電機 | |
JP2016040461A (ja) | 遠心回転機械 | |
US20100021282A1 (en) | Side-Channel Pump | |
EP3567213A1 (en) | Scroll compressor | |
US20160265495A1 (en) | Fuel pump | |
JP7210212B2 (ja) | 回転機械 | |
US11739750B2 (en) | Gear pump | |
CN216950839U (zh) | 泵 | |
JP7388124B2 (ja) | 電動オイルポンプ装置 | |
US11480172B2 (en) | Gear pump | |
JP7526058B2 (ja) | 流体機械 | |
JP2007162483A (ja) | 過流ポンプ | |
JP7210213B2 (ja) | ケーシングおよび回転機械 | |
JP4340604B2 (ja) | エンジンのウォータポンプ構造 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230818 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20240131 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240202 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240329 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240702 |