KR102364133B1 - 유압 제어 밸브 및 유압 제어 회로 - Google Patents

유압 제어 밸브 및 유압 제어 회로 Download PDF

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Publication number
KR102364133B1
KR102364133B1 KR1020197005901A KR20197005901A KR102364133B1 KR 102364133 B1 KR102364133 B1 KR 102364133B1 KR 1020197005901 A KR1020197005901 A KR 1020197005901A KR 20197005901 A KR20197005901 A KR 20197005901A KR 102364133 B1 KR102364133 B1 KR 102364133B1
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KR
South Korea
Prior art keywords
passage
hydraulic cylinder
tank
hydraulic
head
Prior art date
Application number
KR1020197005901A
Other languages
English (en)
Korean (ko)
Other versions
KR20190035813A (ko
Inventor
마사유키 고바야시
Original Assignee
나부테스코 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.)
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Publication date
Application filed by 나부테스코 가부시키가이샤 filed Critical 나부테스코 가부시키가이샤
Publication of KR20190035813A publication Critical patent/KR20190035813A/ko
Application granted granted Critical
Publication of KR102364133B1 publication Critical patent/KR102364133B1/ko

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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
    • 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
    • F15B11/003—Systems with load-holding 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • 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
    • F15B2211/52—Pressure control characterised by the type of actuation
    • F15B2211/528—Pressure control characterised by the type of actuation actuated by fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valve Housings (AREA)
KR1020197005901A 2016-08-05 2017-08-03 유압 제어 밸브 및 유압 제어 회로 KR102364133B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016154570 2016-08-05
JPJP-P-2016-154570 2016-08-05
PCT/JP2017/028298 WO2018025964A1 (ja) 2016-08-05 2017-08-03 油圧制御弁及び油圧制御回路

Publications (2)

Publication Number Publication Date
KR20190035813A KR20190035813A (ko) 2019-04-03
KR102364133B1 true KR102364133B1 (ko) 2022-02-18

Family

ID=61072852

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197005901A KR102364133B1 (ko) 2016-08-05 2017-08-03 유압 제어 밸브 및 유압 제어 회로

Country Status (4)

Country Link
JP (1) JP6938506B2 (ja)
KR (1) KR102364133B1 (ja)
CN (1) CN109563943B (ja)
WO (1) WO2018025964A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110552920B (zh) * 2019-09-27 2021-10-08 潍柴动力股份有限公司 一种降低背压的阀体结构、液压系统及行走机械
KR102489675B1 (ko) * 2021-04-30 2023-01-18 발보일플루이드파워코리아 유한회사 유압 밸브 및 농업용 트랙터 프론트 로더의 유압 제어장치
JP2023086306A (ja) * 2021-12-10 2023-06-22 Ｋｙｂ株式会社 弁装置
JP2023101191A (ja) * 2022-01-07 2023-07-20 川崎重工業株式会社 流体制御装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH473348A (fr) * 1967-04-17 1969-05-31 Piemontesi Jean Vanne thermostatique comprenant un organe d'actionnement mobile dont la position est commandée par une membrane étanche déformable obturant une chambre mise en pression
US4037410A (en) * 1976-05-26 1977-07-26 The Cessna Aircraft Company Hydraulic control valve
KR100208732B1 (ko) * 1996-05-21 1999-07-15 토니헬샴 가변 재생기능이 구비된 중장비용 콘트롤밸브
JPH1172101A (ja) * 1997-08-28 1999-03-16 Yutani Heavy Ind Ltd 油圧シリンダの戻り油回路装置
KR20000059412A (ko) * 1999-03-03 2000-10-05 토니헬샴 제어 밸브 장치
CN2424057Y (zh) * 2000-06-09 2001-03-21 黄培华 气控举升阀
CN2802225Y (zh) * 2005-02-04 2006-08-02 宜宾赛伦格交通有限责任公司 一种气动控制阀
CN200946693Y (zh) * 2006-09-19 2007-09-12 宝山钢铁股份有限公司 一种液压先导控制水阀
JP5919820B2 (ja) 2011-12-28 2016-05-18 コベルコ建機株式会社 建設機械の油圧シリンダ回路

Also Published As

Publication number Publication date
CN109563943A (zh) 2019-04-02
JP6938506B2 (ja) 2021-09-22
CN109563943B (zh) 2021-08-24
JPWO2018025964A1 (ja) 2019-06-06
WO2018025964A1 (ja) 2018-02-08
KR20190035813A (ko) 2019-04-03

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