CN119365709A - 油压回路 - Google Patents

油压回路 Download PDF

Info

Publication number
CN119365709A
CN119365709A CN202380046927.6A CN202380046927A CN119365709A CN 119365709 A CN119365709 A CN 119365709A CN 202380046927 A CN202380046927 A CN 202380046927A CN 119365709 A CN119365709 A CN 119365709A
Authority
CN
China
Prior art keywords
oil
oil passage
valve
connection
passage
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
CN202380046927.6A
Other languages
English (en)
Chinese (zh)
Inventor
楠田正博
野武久雄
俵裕贵
池田孝广
志水昌之
佐藤正典
石川典宏
儿岛谦治
神原健二
柳川大辅
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.)
Nissan Motor Co Ltd
JATCO Ltd
Original Assignee
Nissan Motor Co Ltd
JATCO Ltd
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 Nissan Motor Co Ltd, JATCO Ltd filed Critical Nissan Motor Co Ltd
Publication of CN119365709A publication Critical patent/CN119365709A/zh
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/024—Pressure relief valves
    • 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
    • F16H61/02—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 characterised by the signals used
    • F16H61/0202—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 characterised by the signals used the signals being electric
    • F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/005—Leakage; Spillage; Hose burst
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
    • 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
    • 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 therefor
    • F16H61/0031—Supply of control fluid; Pumps therefor using auxiliary pumps, e.g. pump driven by a different power source than the engine
    • 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
    • F16H61/02—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 characterised by the signals used
    • F16H61/0262—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 characterised by the signals used the signals being hydraulic
    • F16H61/0276—Elements specially adapted for hydraulic control units, e.g. valves
    • 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
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe ; Circumventing or fixing failures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Control Of Transmission Device (AREA)
  • Fluid-Pressure Circuits (AREA)
  • General Details Of Gearings (AREA)
CN202380046927.6A 2022-06-30 2023-05-12 油压回路 Pending CN119365709A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-106720 2022-06-30
JP2022106720 2022-06-30
PCT/JP2023/017940 WO2024004407A1 (ja) 2022-06-30 2023-05-12 油圧回路

Publications (1)

Publication Number Publication Date
CN119365709A true CN119365709A (zh) 2025-01-24

Family

ID=89381981

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380046927.6A Pending CN119365709A (zh) 2022-06-30 2023-05-12 油压回路

Country Status (4)

Country Link
US (1) US12473933B2 (https=)
JP (1) JP7680179B2 (https=)
CN (1) CN119365709A (https=)
WO (1) WO2024004407A1 (https=)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617361Y2 (https=) 1979-01-22 1986-03-06
JP3009803U (ja) 1994-10-03 1995-04-11 回生工業株式会社 油圧回路のサクションストレーナー
JP5134663B2 (ja) * 2010-09-10 2013-01-30 ジヤトコ株式会社 変速機のオイル供給装置
CN103370503B (zh) * 2011-02-15 2016-01-06 丰田自动车株式会社 车辆用油供应装置的控制装置
JP6232898B2 (ja) * 2013-10-04 2017-11-22 トヨタ自動車株式会社 車両用動力伝達装置の油圧回路
JP6333117B2 (ja) 2014-08-22 2018-05-30 ジヤトコ株式会社 ベルト式の無段変速機
JP6128082B2 (ja) * 2014-09-08 2017-05-17 トヨタ自動車株式会社 車両の油圧制御装置
JP6277918B2 (ja) * 2014-09-16 2018-02-14 トヨタ自動車株式会社 車両の油圧制御装置
JP6863217B2 (ja) * 2017-10-12 2021-04-21 トヨタ自動車株式会社 回転電機の冷却構造
CN109139895A (zh) * 2018-11-16 2019-01-04 安徽江淮汽车集团股份有限公司 一种双泵供油及润滑冷却系统
JP2020165516A (ja) 2019-03-29 2020-10-08 アイシン・エィ・ダブリュ株式会社 作動油供給装置
JP7295724B2 (ja) 2019-07-08 2023-06-21 ジヤトコ株式会社 油圧供給装置及び油圧供給装置付き車両
CN114930056B (zh) 2019-12-27 2025-12-30 加特可株式会社 油压供给装置

Also Published As

Publication number Publication date
US20250314260A1 (en) 2025-10-09
WO2024004407A1 (ja) 2024-01-04
US12473933B2 (en) 2025-11-18
JPWO2024004407A1 (https=) 2024-01-04
JP7680179B2 (ja) 2025-05-20

Similar Documents

Publication Publication Date Title
KR101312839B1 (ko) 건설 기계의 유압 제어 밸브
JP5214644B2 (ja) 自動変速機用オイルポンプの空気抜き構造
WO2021246214A1 (ja) 流体制御装置
WO2023182447A1 (ja) 動力伝達装置
KR101444943B1 (ko) 내접 기어식 오일 펌프
US12504065B2 (en) Power transmission device
JP2013006583A (ja) 油圧式無段変速装置
US12416355B2 (en) Power transmission device
CN118900962A (zh) 动力传递装置
US12553513B2 (en) Power transmission device
CN119053802A (zh) 动力传递装置以及液压装置
CN119365709A (zh) 油压回路
WO2023182444A1 (ja) 動力伝達装置
WO2022168595A1 (ja) 油圧供給装置
JPH09177705A (ja) アキュムレータ付きリリーフ弁
KR101925793B1 (ko) 순환 유로가 형성된 로터리 베인 모터
JP4929471B2 (ja) 可変容量ベーンポンプ
US12135078B2 (en) Oil pressure supply device
JP2008045482A (ja) タンデムポンプのバルブ構造
US5755565A (en) Rotary pump having reinforcing wall in a passage
JP3725597B2 (ja) ベーンポンプの流量制御弁
JP5576323B2 (ja) マルチポンプユニット
JP2009121350A (ja) ベーンポンプ
US7497081B2 (en) Hydraulic fluid supply structure
JP2010001810A (ja) 可変容量型ベーンポンプ

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination