JP2020159283A - オイルポンプ - Google Patents
オイルポンプ Download PDFInfo
- Publication number
- JP2020159283A JP2020159283A JP2019059504A JP2019059504A JP2020159283A JP 2020159283 A JP2020159283 A JP 2020159283A JP 2019059504 A JP2019059504 A JP 2019059504A JP 2019059504 A JP2019059504 A JP 2019059504A JP 2020159283 A JP2020159283 A JP 2020159283A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- case
- housing
- groove portion
- 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.)
- Granted
Links
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
-
- 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
- F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
-
- 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
- F04C15/0007—Radial sealings for working fluid
-
- 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
-
- 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
- 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
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2280/00—Materials; Properties thereof
- F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
- F05B2280/6015—Resin
-
- 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
- F05C2201/00—Metals
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Description
Claims (4)
- ロータを回転可能に収容するロータ収容部と、前記ロータの回転により前記ロータ収容部内のオイルを前記ロータ収容部の外部へ導く導出孔と、を有する金属製の収容ケースと、
前記ロータ収容部を保持するケース保持部と、前記ケース保持部の底部に設けられた排出溝部と、を有する樹脂製のハウジングと、
を備えるオイルポンプであって、
前記収容ケースは、前記ロータ収容部の底部に設けられた、前記排出溝部に前記排出溝部を覆うように嵌る嵌合溝部を有し、
前記導出孔は、前記嵌合溝部に形成されている、オイルポンプ。 - 前記導出孔は、前記嵌合溝部の底部に形成されている、請求項1に記載されたオイルポンプ。
- 前記収容ケースにおける前記ロータ収容部と前記嵌合溝部との接続部位と、前記ハウジングとの間に配置された、前記収容ケースと前記ハウジングとをシールするシール部材を備える、請求項1又は2に記載されたオイルポンプ。
- 前記ハウジングは、前記排出溝部に形成された、前記導出孔に連通する連通口を有し、
前記嵌合溝部は、前記導出孔の径が前記連通口の径以下であるように形成されている、請求項1乃至3の何れか一項に記載されたオイルポンプ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019059504A JP7144652B2 (ja) | 2019-03-26 | 2019-03-26 | オイルポンプ |
CN202010111164.7A CN111749883B (zh) | 2019-03-26 | 2020-02-24 | 油泵 |
US16/815,140 US11725655B2 (en) | 2019-03-26 | 2020-03-11 | Oil pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019059504A JP7144652B2 (ja) | 2019-03-26 | 2019-03-26 | オイルポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020159283A true JP2020159283A (ja) | 2020-10-01 |
JP7144652B2 JP7144652B2 (ja) | 2022-09-30 |
Family
ID=72605586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019059504A Active JP7144652B2 (ja) | 2019-03-26 | 2019-03-26 | オイルポンプ |
Country Status (3)
Country | Link |
---|---|
US (1) | US11725655B2 (ja) |
JP (1) | JP7144652B2 (ja) |
CN (1) | CN111749883B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112022002136T5 (de) | 2021-04-13 | 2024-04-11 | Mikuni Corporation | Pumpvorrichtung |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI795125B (zh) * | 2021-03-29 | 2023-03-01 | 超詮工業股份有限公司 | 適用高壓液體之粉末冶金擺線轉子泵 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008267168A (ja) * | 2007-04-16 | 2008-11-06 | Toyota Motor Corp | ギヤポンプ |
JP2014196733A (ja) * | 2013-03-06 | 2014-10-16 | アスモ株式会社 | 電動オイルポンプ及び油圧供給装置 |
JP2017066976A (ja) * | 2015-09-30 | 2017-04-06 | Ntn株式会社 | 内接歯車ポンプ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4720235B2 (ja) * | 2005-03-22 | 2011-07-13 | 富士ゼロックス株式会社 | 画像形成装置 |
US8182235B2 (en) * | 2008-11-25 | 2012-05-22 | Toyota Motor Engineering & Manufacturing North America, Inc. | Multi-drive fluid pump |
JP6084435B2 (ja) | 2012-08-08 | 2017-02-22 | Ntn株式会社 | 内接歯車ポンプ |
US9453508B2 (en) | 2013-02-25 | 2016-09-27 | Asmo Co., Ltd. | Electric oil pump and hydraulic pressure supply device |
JP6862294B2 (ja) * | 2017-06-22 | 2021-04-21 | 日立ジョンソンコントロールズ空調株式会社 | スクロール圧縮機 |
-
2019
- 2019-03-26 JP JP2019059504A patent/JP7144652B2/ja active Active
-
2020
- 2020-02-24 CN CN202010111164.7A patent/CN111749883B/zh active Active
- 2020-03-11 US US16/815,140 patent/US11725655B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008267168A (ja) * | 2007-04-16 | 2008-11-06 | Toyota Motor Corp | ギヤポンプ |
JP2014196733A (ja) * | 2013-03-06 | 2014-10-16 | アスモ株式会社 | 電動オイルポンプ及び油圧供給装置 |
JP2017066976A (ja) * | 2015-09-30 | 2017-04-06 | Ntn株式会社 | 内接歯車ポンプ |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112022002136T5 (de) | 2021-04-13 | 2024-04-11 | Mikuni Corporation | Pumpvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
JP7144652B2 (ja) | 2022-09-30 |
CN111749883B (zh) | 2022-03-18 |
US11725655B2 (en) | 2023-08-15 |
US20200309122A1 (en) | 2020-10-01 |
CN111749883A (zh) | 2020-10-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109642566B (zh) | 驱动装置 | |
CN111749883B (zh) | 油泵 | |
JP5391016B2 (ja) | 電動ポンプ | |
WO2017057533A1 (ja) | 内接歯車ポンプ | |
CN112049792B (zh) | 驱动装置 | |
CN109565223B (zh) | 驱动装置 | |
US20040101427A1 (en) | Gerotor fuel pump having primary and secondary inlet and outlet portings | |
US20140169960A1 (en) | Fuel pump | |
US10001131B2 (en) | Water pump | |
CN110873044B (zh) | 液压泵 | |
JP2007056705A (ja) | 燃料ポンプ | |
US6695604B1 (en) | Automotive fuel pump gear assembly having lifting and lubricating features | |
JP7188342B2 (ja) | 歯車ポンプ | |
JP2021032398A (ja) | 燃料ポンプ | |
JP4895187B2 (ja) | 内接歯車ポンプ | |
KR102042809B1 (ko) | 연료펌프 | |
JP7167837B2 (ja) | オイルポンプ | |
WO2019049465A1 (ja) | 駆動装置 | |
JP4205475B2 (ja) | タービン型燃料ポンプ | |
KR102405642B1 (ko) | 전동 펌프 | |
CN115539397A (zh) | 泵装置 | |
JP6757243B2 (ja) | 内接歯車ポンプ | |
CN113423956A (zh) | 非容积式泵和液体供给装置 | |
US20070025870A1 (en) | Eccentric pump, and use thereof | |
US20080187451A1 (en) | Feed Unit |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210528 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20220314 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220322 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220519 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220802 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220815 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 7144652 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |