KR20230162606A - 쇼벨 - Google Patents

쇼벨 Download PDF

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Publication number
KR20230162606A
KR20230162606A KR1020237032132A KR20237032132A KR20230162606A KR 20230162606 A KR20230162606 A KR 20230162606A KR 1020237032132 A KR1020237032132 A KR 1020237032132A KR 20237032132 A KR20237032132 A KR 20237032132A KR 20230162606 A KR20230162606 A KR 20230162606A
Authority
KR
South Korea
Prior art keywords
shovel
pump
hydraulic oil
hydraulic
pressure
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
KR1020237032132A
Other languages
English (en)
Korean (ko)
Inventor
리이치 니시카와라
류지 시라타니
기미노리 사노
토모키 쿠로가와
하지메 아라가키
Original Assignee
스미토모 겐키 가부시키가이샤
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 스미토모 겐키 가부시키가이샤 filed Critical 스미토모 겐키 가부시키가이샤
Publication of KR20230162606A publication Critical patent/KR20230162606A/ko
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/225—Control of steering, e.g. for hydraulic motors driving the vehicle tracks
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
    • B62D11/02—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
    • B62D11/04—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of separate power sources
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/02—Travelling-gear, e.g. associated with slewing gears
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2004—Control mechanisms, e.g. control levers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps including an electronic controller
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/40—Special vehicles
    • B60Y2200/41—Construction vehicles, e.g. graders, excavators
    • B60Y2200/412—Excavators
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E02F9/205—Remotely operated machines, e.g. unmanned vehicles
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2282—Systems using center bypass type changeover valves
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Operation Control Of Excavators (AREA)
KR1020237032132A 2021-03-29 2022-03-29 쇼벨 Pending KR20230162606A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JPJP-P-2021-056036 2021-03-29
JP2021056036 2021-03-29
JPJP-P-2021-061265 2021-03-31
JP2021061265 2021-03-31
PCT/JP2022/015675 WO2022210776A1 (ja) 2021-03-29 2022-03-29 ショベル

Publications (1)

Publication Number Publication Date
KR20230162606A true KR20230162606A (ko) 2023-11-28

Family

ID=83459488

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237032132A Pending KR20230162606A (ko) 2021-03-29 2022-03-29 쇼벨

Country Status (5)

Country Link
US (1) US20240271392A1 (https=)
EP (1) EP4317604B1 (https=)
JP (1) JPWO2022210776A1 (https=)
KR (1) KR20230162606A (https=)
WO (1) WO2022210776A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7496910B1 (ja) 2023-03-31 2024-06-07 日立建機株式会社 建設機械の油圧制御システム
WO2025047781A1 (ja) * 2023-08-31 2025-03-06 住友重機械工業株式会社 作業機械

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004340259A (ja) 2003-05-15 2004-12-02 Kobelco Contstruction Machinery Ltd 建設機械の走行駆動装置
WO2019189935A1 (ja) 2018-03-31 2019-10-03 住友建機株式会社 ショベル

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JP2520314B2 (ja) * 1990-01-18 1996-07-31 株式会社小松製作所 油圧掘削機の走行速度切換装置
JP3340903B2 (ja) * 1996-01-23 2002-11-05 株式会社クボタ 作業機のアクセル制御装置
JP3640500B2 (ja) * 1997-04-25 2005-04-20 コベルコ建機株式会社 建設機械
JP2002047693A (ja) * 2000-08-02 2002-02-15 Yanmar Diesel Engine Co Ltd 建設機械の走行警報装置
JP4188902B2 (ja) * 2004-11-22 2008-12-03 日立建機株式会社 油圧建設機械の制御装置
JP2008248981A (ja) * 2007-03-29 2008-10-16 Kubota Corp 作業機の走行システム
JP4949345B2 (ja) * 2008-09-25 2012-06-06 住友建機株式会社 油圧ポンプ制御装置
JP2010178630A (ja) * 2009-02-03 2010-08-19 Yanmar Co Ltd コンバイン
JP5161155B2 (ja) * 2009-06-12 2013-03-13 株式会社小松製作所 作業機械および作業機械の制御方法
JP5383537B2 (ja) * 2010-02-03 2014-01-08 日立建機株式会社 油圧システムのポンプ制御装置
ES2682246T3 (es) * 2011-03-03 2018-09-19 Clark Equipment Company Desplazamiento automático de sistemas de accionamiento hidráulico
JP6021144B2 (ja) * 2012-07-17 2016-11-09 株式会社小松製作所 油圧駆動システム
JP6180764B2 (ja) * 2013-03-19 2017-08-16 住友建機株式会社 建設機械の油圧回路及びその制御方法
WO2016152700A1 (ja) * 2015-03-20 2016-09-29 住友建機株式会社 ショベル
KR102246421B1 (ko) * 2017-03-06 2021-04-30 두산인프라코어 주식회사 건설기계의 제어 시스템 및 건설기계의 제어 방법
WO2018179577A1 (ja) * 2017-03-29 2018-10-04 日立建機株式会社 作業機械
KR102456265B1 (ko) * 2017-07-05 2022-10-18 스미토모 겐키 가부시키가이샤 쇼벨 및 쇼벨의 제어방법
KR102133312B1 (ko) * 2017-09-08 2020-07-13 히다찌 겐끼 가부시키가이샤 유압 구동 장치
JP7069620B2 (ja) * 2017-09-29 2022-05-18 コベルコ建機株式会社 油圧システム
JP6959905B2 (ja) * 2018-11-29 2021-11-05 日立建機株式会社 油圧駆動装置
JP7227817B2 (ja) * 2019-03-26 2023-02-22 住友建機株式会社 作業機械
JP7370725B2 (ja) * 2019-04-05 2023-10-30 株式会社竹内製作所 作業用車両の作動制御装置
JP7332413B2 (ja) 2019-09-27 2023-08-23 明星工業株式会社 低温熱伝導率測定装置
JP7328109B2 (ja) 2019-10-02 2023-08-16 キヤノン株式会社 型、平坦化装置、平坦化方法及び物品の製造方法
DE112022003888T5 (de) * 2021-08-10 2024-06-20 Hd Hyundai Infracore Co., Ltd. Hydrauliksystem
JP7439036B2 (ja) * 2021-11-01 2024-02-27 株式会社竹内製作所 作業用車両の作動制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004340259A (ja) 2003-05-15 2004-12-02 Kobelco Contstruction Machinery Ltd 建設機械の走行駆動装置
WO2019189935A1 (ja) 2018-03-31 2019-10-03 住友建機株式会社 ショベル

Also Published As

Publication number Publication date
US20240271392A1 (en) 2024-08-15
EP4317604A1 (en) 2024-02-07
EP4317604A4 (en) 2024-10-23
JPWO2022210776A1 (https=) 2022-10-06
EP4317604B1 (en) 2025-12-31
WO2022210776A1 (ja) 2022-10-06

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PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902