CN114729634A - 齿轮泵或齿轮马达 - Google Patents

齿轮泵或齿轮马达 Download PDF

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Publication number
CN114729634A
CN114729634A CN202080079813.8A CN202080079813A CN114729634A CN 114729634 A CN114729634 A CN 114729634A CN 202080079813 A CN202080079813 A CN 202080079813A CN 114729634 A CN114729634 A CN 114729634A
Authority
CN
China
Prior art keywords
gear
space
suction
passage
liquid
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
Application number
CN202080079813.8A
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English (en)
Chinese (zh)
Inventor
金谷顕一
古株拓弥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shimadzu Corp filed Critical Shimadzu Corp
Publication of CN114729634A publication Critical patent/CN114729634A/zh
Pending legal-status Critical Current

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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
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/18—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
    • 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
    • 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
    • F04C2240/00—Components
    • F04C2240/30—Casings or housings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Hydraulic Motors (AREA)
CN202080079813.8A 2020-01-30 2020-01-30 齿轮泵或齿轮马达 Pending CN114729634A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/003407 WO2021152767A1 (ja) 2020-01-30 2020-01-30 歯車ポンプ又は歯車モータ

Publications (1)

Publication Number Publication Date
CN114729634A true CN114729634A (zh) 2022-07-08

Family

ID=77078804

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080079813.8A Pending CN114729634A (zh) 2020-01-30 2020-01-30 齿轮泵或齿轮马达

Country Status (5)

Country Link
US (1) US12044238B2 (https=)
EP (1) EP4098876B1 (https=)
JP (1) JP7367782B2 (https=)
CN (1) CN114729634A (https=)
WO (1) WO2021152767A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7572904B2 (ja) * 2021-04-26 2024-10-24 川崎重工業株式会社 パラレルポンプ
JP7457261B1 (ja) 2022-09-28 2024-03-28 ダイキン工業株式会社 歯車ポンプまたは歯車モータ

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10141244A (ja) * 1996-11-07 1998-05-26 Kayaba Ind Co Ltd ギヤポンプの吐出量変更方法及びギヤポンプ
JP2005344624A (ja) * 2004-06-03 2005-12-15 Favess Co Ltd ギヤポンプ
JP2011043106A (ja) * 2009-08-21 2011-03-03 Hitachi Automotive Systems Ltd 外接ギヤポンプ及びそれを備えたブレーキ装置
CN103527470A (zh) * 2013-10-15 2014-01-22 成都大学 一种具有耳形卸荷槽的外啮合齿轮泵
CN109209861A (zh) * 2018-10-09 2019-01-15 宿迁学院 一种用于齿轮泵高速困油卸荷的组合结构
CN209164072U (zh) * 2018-10-09 2019-07-26 宿迁学院 一种外啮合齿轮泵用里端楔牙形卸荷槽

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5162102U (https=) 1974-11-12 1976-05-17
US4087216A (en) * 1976-10-05 1978-05-02 Permco, Inc. Flow diverter pressure plate
US6210138B1 (en) * 1999-07-08 2001-04-03 Tuthill Pump Group, A Subsidiary Of Tuthill Corporation Rotary pump apparatus and method
JP4726339B2 (ja) 2001-06-28 2011-07-20 株式会社小松製作所 外接形歯車ポンプ
JP6724579B2 (ja) 2016-06-13 2020-07-15 ダイキン工業株式会社 歯車ポンプ又は歯車モータ
US10634135B2 (en) * 2017-06-23 2020-04-28 Hamilton Sunstrand Corporation Reduction of cavitation in gear pumps

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10141244A (ja) * 1996-11-07 1998-05-26 Kayaba Ind Co Ltd ギヤポンプの吐出量変更方法及びギヤポンプ
JP2005344624A (ja) * 2004-06-03 2005-12-15 Favess Co Ltd ギヤポンプ
JP2011043106A (ja) * 2009-08-21 2011-03-03 Hitachi Automotive Systems Ltd 外接ギヤポンプ及びそれを備えたブレーキ装置
CN103527470A (zh) * 2013-10-15 2014-01-22 成都大学 一种具有耳形卸荷槽的外啮合齿轮泵
CN109209861A (zh) * 2018-10-09 2019-01-15 宿迁学院 一种用于齿轮泵高速困油卸荷的组合结构
CN209164072U (zh) * 2018-10-09 2019-07-26 宿迁学院 一种外啮合齿轮泵用里端楔牙形卸荷槽

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
周德军;: "双重卸荷槽――消除齿轮泵困油压力新方法的研究" *
杨元模;: "提高外啮合齿轮泵容积效率的创新设计" *
杨元模;刘朝晖;: "外啮合齿轮泵抽空现象探究及解决方法" *

Also Published As

Publication number Publication date
JPWO2021152767A1 (https=) 2021-08-05
JP7367782B2 (ja) 2023-10-24
EP4098876A1 (en) 2022-12-07
EP4098876B1 (en) 2026-04-08
EP4098876A4 (en) 2023-11-01
WO2021152767A1 (ja) 2021-08-05
US20230032135A1 (en) 2023-02-02
US12044238B2 (en) 2024-07-23

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