ZA202206170B - Hydraulic system and method for achieving sequential operation of engineering vehicle mechanism, and engineering vehicle - Google Patents

Hydraulic system and method for achieving sequential operation of engineering vehicle mechanism, and engineering vehicle

Info

Publication number
ZA202206170B
ZA202206170B ZA2022/06170A ZA202206170A ZA202206170B ZA 202206170 B ZA202206170 B ZA 202206170B ZA 2022/06170 A ZA2022/06170 A ZA 2022/06170A ZA 202206170 A ZA202206170 A ZA 202206170A ZA 202206170 B ZA202206170 B ZA 202206170B
Authority
ZA
South Africa
Prior art keywords
engineering vehicle
hydraulic system
sequential operation
achieving sequential
achieving
Prior art date
Application number
ZA2022/06170A
Inventor
Wenqing Sun
Jijiang Shi
Jiasheng Qin
Lijing Shi
Shoupeng Li
Jiansen Lv
Zhenghua Wang
Original Assignee
Xuzhou Xcmg Mining Machinery Co 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 Xuzhou Xcmg Mining Machinery Co Ltd filed Critical Xuzhou Xcmg Mining Machinery Co Ltd
Publication of ZA202206170B publication Critical patent/ZA202206170B/en

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
    • 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
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • F15B11/205—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members the position of the actuator controlling the fluid flow to the subsequent actuator
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • 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
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/07—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors in distinct sequence
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78—Control of multiple output members
    • F15B2211/783—Sequential control
ZA2022/06170A 2019-11-05 2022-06-02 Hydraulic system and method for achieving sequential operation of engineering vehicle mechanism, and engineering vehicle ZA202206170B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911071335.1A CN110762072B (en) 2019-11-05 2019-11-05 Hydraulic system and method for realizing sequential action of engineering vehicle mechanism and engineering vehicle
PCT/CN2020/099797 WO2021088391A1 (en) 2019-11-05 2020-07-01 Hydraulic system and method for achieving sequential operation of engineering vehicle mechanism, and engineering vehicle

Publications (1)

Publication Number Publication Date
ZA202206170B true ZA202206170B (en) 2023-03-29

Family

ID=69336205

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2022/06170A ZA202206170B (en) 2019-11-05 2022-06-02 Hydraulic system and method for achieving sequential operation of engineering vehicle mechanism, and engineering vehicle

Country Status (3)

Country Link
CN (1) CN110762072B (en)
WO (1) WO2021088391A1 (en)
ZA (1) ZA202206170B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110762072B (en) * 2019-11-05 2022-02-15 徐州徐工矿业机械有限公司 Hydraulic system and method for realizing sequential action of engineering vehicle mechanism and engineering vehicle
WO2022027087A1 (en) * 2020-08-05 2022-02-10 Hexex Pty Ltd An access control system for an excavator
CN113565814B (en) * 2021-07-27 2024-03-26 山东施卫普环保科技有限公司 Hydraulic system with single hydraulic reversing valve for automatically controlling two-way oil cylinders to act sequentially
CN114212721A (en) * 2021-12-13 2022-03-22 徐州徐工液压件有限公司 Combined control valve with emergency lowering function and capable of preventing tower crane jacking sleeve frame from being damaged

Family Cites Families (21)

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DE2221587A1 (en) * 1972-05-03 1973-11-15 Hengstler Hydraulik DEVICE FOR SWIVELING AND LOWERING THE EXTENSION ARM OF A SILO MILL
DE4230716B4 (en) * 1992-09-14 2007-06-28 Manfred Tries Sequence control arrangement for two double-acting impression cylinders
FR2714743B1 (en) * 1993-12-31 1996-02-23 Jeantil Sa Hydraulic regulation device for the rotation of two drive shafts, in particular a movable bottom and a untangling device of a silage unloader or the like.
CN202326479U (en) * 2011-11-17 2012-07-11 湖南特力液压有限公司 Hydraulic sequential control system and hydraulic control sequential telescoping mechanism
CN102619805B (en) * 2012-04-27 2014-05-21 郑州宇通重工有限公司 Hydraulic cylinder suitable for controlling plurality of hydraulic cylinders to extend sequentially
CN202832473U (en) * 2012-09-25 2013-03-27 无锡金帆钻凿设备股份有限公司 Overload protective system of drilling machine
CN203473674U (en) * 2013-09-05 2014-03-12 长沙中联重科环卫机械有限公司 Sewer dredging vehicle and hydraulic system thereof
CN103470559B (en) * 2013-09-13 2016-03-23 三一汽车制造有限公司 A kind of concrete mixing and transporting car
CN103613021B (en) * 2013-11-11 2016-05-04 长沙中联消防机械有限公司 A kind of winding hydraulic control system and engineering machinery
CN103967869B (en) * 2014-05-12 2017-06-13 三一汽车制造有限公司 A kind of hydraulic cylinder loads detection means
CN104088837B (en) * 2014-07-02 2016-08-17 徐州重型机械有限公司 Oil cylinder sequentially-operating hydraulic control system and engineering mechanical device
CN105156397B (en) * 2015-08-18 2017-03-08 安庆联动属具股份有限公司 There is the hydraulic valve circuit of sequential control
CN205778143U (en) * 2016-06-01 2016-12-07 江阴市卡利格机械有限公司 The automatic opening-closing locking mechanism of railless free-wheeled vehicle carriage back door
CN206035928U (en) * 2016-07-22 2017-03-22 湖南三一石油科技有限公司 Oil drilling equipment , elevator and hydraulic system thereof
CN106106030A (en) * 2016-08-17 2016-11-16 恒天九五重工有限公司 A kind of tree mover of Hydraulic guide control
CN106309102B (en) * 2016-11-01 2018-07-03 安徽工程大学 A kind of compound health and fitness facilities
CN107178542A (en) * 2017-04-28 2017-09-19 防城港市海河堤管理站 Telescoping mechanism and the hydrologic monitoring device with the telescoping mechanism
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CN207935188U (en) * 2018-03-01 2018-10-02 青海盐湖特立镁有限公司 A kind of magnesium alloy cast hydraulic support sequentially-operating hydraulic control system
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CN110762072B (en) * 2019-11-05 2022-02-15 徐州徐工矿业机械有限公司 Hydraulic system and method for realizing sequential action of engineering vehicle mechanism and engineering vehicle

Also Published As

Publication number Publication date
WO2021088391A1 (en) 2021-05-14
CN110762072A (en) 2020-02-07
CN110762072B (en) 2022-02-15

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