CN101155722A - 电液转向控制系统 - Google Patents

电液转向控制系统 Download PDF

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Publication number
CN101155722A
CN101155722A CNA200680010946XA CN200680010946A CN101155722A CN 101155722 A CN101155722 A CN 101155722A CN A200680010946X A CNA200680010946X A CN A200680010946XA CN 200680010946 A CN200680010946 A CN 200680010946A CN 101155722 A CN101155722 A CN 101155722A
Authority
CN
China
Prior art keywords
steering
valve
valves
main
fluid
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
CNA200680010946XA
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English (en)
Chinese (zh)
Inventor
R·E·哈利勒
黄晓东
J·J·克朗
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.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Publication of CN101155722A publication Critical patent/CN101155722A/zh
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/09—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by means for actuating valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D12/00—Steering specially adapted for vehicles operating in tandem or having pivotally connected frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
CNA200680010946XA 2005-03-31 2006-02-21 电液转向控制系统 Pending CN101155722A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/094,270 US7200993B2 (en) 2005-03-31 2005-03-31 Electro-hydraulic steering control system
US11/094,270 2005-03-31

Publications (1)

Publication Number Publication Date
CN101155722A true CN101155722A (zh) 2008-04-02

Family

ID=36540115

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA200680010946XA Pending CN101155722A (zh) 2005-03-31 2006-02-21 电液转向控制系统

Country Status (5)

Country Link
US (1) US7200993B2 (https=)
JP (1) JP2008534373A (https=)
CN (1) CN101155722A (https=)
DE (1) DE112006000783T5 (https=)
WO (1) WO2006107431A1 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101768991A (zh) * 2008-12-31 2010-07-07 卡特彼勒公司 转向操作系统和方法及具有该转向操作系统的工作机械
CN104058001A (zh) * 2013-12-13 2014-09-24 湖北三江航天万山特种车辆有限公司 带多模式转向和自动对中功能的双向驾驶车辆液压系统
CN104210540A (zh) * 2013-05-30 2014-12-17 凯斯纽荷兰(上海)机械研发有限公司 割晒机自动引导液压转向接口
CN111278713A (zh) * 2017-10-30 2020-06-12 株式会社丰田自动织机 工业车辆液压驱动装置

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US7597168B2 (en) * 2005-09-23 2009-10-06 Deere & Company Low engine speed steering performance
KR101393660B1 (ko) * 2005-10-14 2014-05-13 볼보 컨스트럭션 이큅먼트 에이비 작업기계
JP2008302838A (ja) * 2007-06-08 2008-12-18 Komatsu Ltd ステアリングシステム
EP2254785B1 (en) * 2008-03-11 2013-10-02 Volvo Construction Equipment AB Control system and working machine comprising the control system
DE102008018936A1 (de) * 2008-04-15 2009-10-22 Robert Bosch Gmbh Steueranordnung zur Ansteuerung eines Wegeventils
US8056672B2 (en) * 2009-12-09 2011-11-15 Deere & Company Steering control system combining electro-hydraulic and manually-actuated pilot pressure control valves for safe operation
KR101737633B1 (ko) * 2010-08-19 2017-05-18 두산인프라코어 주식회사 건설기계의 비상 조향 장치
US9050999B2 (en) 2013-01-25 2015-06-09 Caterpillar Inc System with smart steering force feedback
DE102013018237A1 (de) 2013-07-09 2015-01-15 Liebherr-Werk Bischofshofen Gmbh Elektrohydraulisches Lenksystem
DE102014010174B4 (de) 2013-07-12 2021-09-02 Liebherr-Werk Bischofshofen Gmbh Elektrohydraulisches Lenksystem und mobile Arbeitsmaschine
DE102015006625C5 (de) * 2014-09-18 2026-04-02 Liebherr-Werk Bischofshofen Gmbh Elektrohydraulisches Lenksystem, Verfahren zur Funktionsprüfung eines solchen elektrohydraulischen Lenksystems, Lenksystem und mobile Arbeitsmaschine
CN105443474B (zh) * 2015-12-29 2017-05-17 太原理工大学 一种装载机工作装置的控制回路
CN105523478B (zh) * 2015-12-29 2017-05-31 太原理工大学 一种吊装机械工作装置的控制回路
DE102016113260B4 (de) * 2016-07-19 2022-05-25 Hubtex Maschinenbau Gmbh & Co. Kg Betriebsverfahren und Flurförderzeug
DK3529130T3 (da) 2016-10-18 2023-06-19 Parker Hannifin Emea Sarl Elektrohydraulisk styresystem med fejlskre pilotventiler
WO2020081627A1 (en) 2018-10-17 2020-04-23 Fema Corporation Of Michigan Hydraulic parallel work systems
ES2942905T3 (es) * 2019-02-22 2023-06-07 Clark Equipment Co Control de tracción para máquina motriz articulada de dirección
US10889965B2 (en) * 2019-06-11 2021-01-12 Caterpillar Inc. Articulation system for an earthmoving machine
US11377144B2 (en) * 2019-06-13 2022-07-05 Cnh Industrial America Llc Quick response steering system
WO2021007424A1 (en) 2019-07-10 2021-01-14 Fema Corporation Of Michigan Steering system with switchable load reaction valve
US11473693B2 (en) 2020-06-26 2022-10-18 Fema Corporation Of Michigan Proportional hydraulic two-stage valve
KR102716420B1 (ko) * 2021-11-26 2024-10-11 하이드로텍(주) 농기계의 자동 조향 장치용 유압밸브장치
CN113830169B (zh) * 2021-11-26 2022-03-04 徐工集团工程机械股份有限公司科技分公司 一种安全液压转向系统及其控制方法
US20250044816A1 (en) * 2023-07-31 2025-02-06 Hamilton Sundstrand Corporation Valve systems
CN117052738B (zh) * 2023-08-21 2025-10-28 三一重机有限公司 先导控制转换阀组件、液压控制系统及作业机械
US12429069B2 (en) 2023-10-03 2025-09-30 Hamilton Sundstrand Corporation (HSC) Valve systems
US12163537B1 (en) 2023-10-20 2024-12-10 Hamilton Sundstrand Corporation Three way transfer valve for parallel electrohydraulic servo valve control of actuator

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US4131177A (en) * 1976-11-23 1978-12-26 Goodbary Engineering Company Dual steering system for vehicles
US4197871A (en) * 1977-02-11 1980-04-15 Fluid Controls, Inc. Fluid control valve
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JPS60103073A (ja) * 1983-11-02 1985-06-07 ニュ−ライト株式会社 ミネラルイオン水及び脱塩素水を作る整水器用セラミツクの製造方法
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JPS644576A (en) * 1987-06-29 1989-01-09 Komatsu Mfg Co Ltd Hydraulic steering circuit
JPH01162867A (ja) * 1987-12-16 1989-06-27 Hitachi Ltd 高配向性ｌｂフアイバー
FR2629145B1 (fr) * 1988-03-25 1990-11-30 Bendix France Dispositif de commande d'un verin hydraulique a double effet
CA2046766A1 (en) * 1990-08-22 1992-02-23 Barton H. Snow Redundant fluidic multiplexer
US5249639A (en) * 1992-07-24 1993-10-05 Caterpillar Inc. Steering control arrangement
JP3412643B2 (ja) * 1993-11-11 2003-06-03 マツダ株式会社 自動車の操舵制御装置
US5427195A (en) * 1994-05-04 1995-06-27 Int. Silvatech Ltd. Hydraulic drive and steering systems for a vehicle
JP2901504B2 (ja) * 1994-06-23 1999-06-07 新キャタピラー三菱株式会社 建設機械における自動直進復帰装置
US5489005A (en) * 1994-11-23 1996-02-06 Caterpillar Inc. Electro-hydraulic steering system
US5520262A (en) * 1995-04-28 1996-05-28 Caterpillar Inc. Electrohydraulic steering system
DE19622731C2 (de) * 1996-06-07 1998-04-02 Danfoss As Hydrostatische Lenkeinrichtung mit zwei Steuersystemen
US6039133A (en) * 1997-11-17 2000-03-21 Zulu; Joshua Steering control system for an articulating work machine having a steering fluid cylinder and a fluid-powered differential
DE19859806B4 (de) * 1998-12-23 2005-03-31 Daimlerchrysler Ag Lenksystem für Kraftfahrzeuge
DE19962124A1 (de) * 1999-12-21 2001-07-12 Sauer Danfoss Nordborg As Nord Hydraulisches Zweikreis-Lenksystem

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101768991A (zh) * 2008-12-31 2010-07-07 卡特彼勒公司 转向操作系统和方法及具有该转向操作系统的工作机械
CN104210540A (zh) * 2013-05-30 2014-12-17 凯斯纽荷兰(上海)机械研发有限公司 割晒机自动引导液压转向接口
CN104210540B (zh) * 2013-05-30 2017-02-15 凯斯纽荷兰(中国)管理有限公司 割晒机自动引导液压转向接口
CN104058001A (zh) * 2013-12-13 2014-09-24 湖北三江航天万山特种车辆有限公司 带多模式转向和自动对中功能的双向驾驶车辆液压系统
CN104058001B (zh) * 2013-12-13 2016-08-31 湖北三江航天万山特种车辆有限公司 带多模式转向和自动对中功能的双向驾驶车辆液压系统
CN111278713A (zh) * 2017-10-30 2020-06-12 株式会社丰田自动织机 工业车辆液压驱动装置

Also Published As

Publication number Publication date
US20060218909A1 (en) 2006-10-05
JP2008534373A (ja) 2008-08-28
WO2006107431A1 (en) 2006-10-12
DE112006000783T5 (de) 2008-02-28
US7200993B2 (en) 2007-04-10

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Open date: 20080402