JP6677751B2 - 流体漏れ検出機器、及び往復動型流体圧機器 - Google Patents

流体漏れ検出機器、及び往復動型流体圧機器 Download PDF

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Publication number
JP6677751B2
JP6677751B2 JP2018012565A JP2018012565A JP6677751B2 JP 6677751 B2 JP6677751 B2 JP 6677751B2 JP 2018012565 A JP2018012565 A JP 2018012565A JP 2018012565 A JP2018012565 A JP 2018012565A JP 6677751 B2 JP6677751 B2 JP 6677751B2
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JP
Japan
Prior art keywords
cylinder head
fluid
piston rod
press
annular member
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Active
Application number
JP2018012565A
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English (en)
Japanese (ja)
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JP2019132293A (ja
JP2019132293A5 (enExample
Inventor
佑介 高橋
佑介 高橋
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KYB Corp
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KYB Corp
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Publication date
Application filed by KYB Corp filed Critical KYB Corp
Priority to JP2018012565A priority Critical patent/JP6677751B2/ja
Priority to DE112019000578.2T priority patent/DE112019000578B4/de
Priority to US16/961,607 priority patent/US11225985B2/en
Priority to CN201980007328.7A priority patent/CN111566358B/zh
Priority to PCT/JP2019/001402 priority patent/WO2019146513A1/ja
Publication of JP2019132293A publication Critical patent/JP2019132293A/ja
Publication of JP2019132293A5 publication Critical patent/JP2019132293A5/ja
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Publication of JP6677751B2 publication Critical patent/JP6677751B2/ja
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    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1428—Cylinders
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1433—End caps
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1457—Piston rods
    • F15B15/1461—Piston rod sealings
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • 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
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring
    • 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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/004—Sealings comprising at least two sealings in succession forming of recuperation chamber for the leaking fluid
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3296—Arrangements for monitoring the condition or operation of elastic sealings; Arrangements for control of elastic sealings, e.g. of their geometry or stiffness
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/56—Other sealings for reciprocating rods
    • 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
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/863—Control during or prevention of abnormal conditions the abnormal condition being a hydraulic or pneumatic failure
    • F15B2211/864—Failure of an output member, e.g. actuator or motor failure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/865—Prevention of 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/87—Detection of failures

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)
  • Actuator (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
JP2018012565A 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器 Active JP6677751B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018012565A JP6677751B2 (ja) 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器
DE112019000578.2T DE112019000578B4 (de) 2018-01-29 2019-01-18 Fluidleckage-erfassungsvorrichtung und hin- und herbewegende fluiddruckvorrichtung
US16/961,607 US11225985B2 (en) 2018-01-29 2019-01-18 Fluid leakage detection device and reciprocating fluid pressure device
CN201980007328.7A CN111566358B (zh) 2018-01-29 2019-01-18 流体泄漏检测设备和往复运动型流体压力设备
PCT/JP2019/001402 WO2019146513A1 (ja) 2018-01-29 2019-01-18 流体漏れ検出機器及び往復動型流体圧機器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018012565A JP6677751B2 (ja) 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器

Publications (3)

Publication Number Publication Date
JP2019132293A JP2019132293A (ja) 2019-08-08
JP2019132293A5 JP2019132293A5 (enExample) 2020-03-05
JP6677751B2 true JP6677751B2 (ja) 2020-04-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018012565A Active JP6677751B2 (ja) 2018-01-29 2018-01-29 流体漏れ検出機器、及び往復動型流体圧機器

Country Status (5)

Country Link
US (1) US11225985B2 (enExample)
JP (1) JP6677751B2 (enExample)
CN (1) CN111566358B (enExample)
DE (1) DE112019000578B4 (enExample)
WO (1) WO2019146513A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7530205B2 (ja) * 2020-04-28 2024-08-07 株式会社バルカー 液圧機器監視システム
TR202010494A1 (tr) * 2020-07-02 2022-05-23 Ali Oezel Hi̇droli̇k ve pnömati̇k si̇li̇ndi̇rlere entegre edi̇lebi̇len si̇li̇ndi̇r pi̇ston sonlama kapaği ve tam emni̇yetli̇ yükte ki̇li̇t mekani̇zmasi
TWI893170B (zh) * 2021-07-21 2025-08-11 日商華爾卡股份有限公司 液壓機器監視系統
JP7756512B2 (ja) * 2021-07-28 2025-10-20 カヤバ株式会社 流体圧シリンダ
WO2024081870A2 (en) * 2022-10-13 2024-04-18 Checkpoint Group, Inc. Plunger pumps having leak-detection systems and methods for using the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4738253U (enExample) * 1971-05-25 1972-12-27
JPS56158561U (enExample) * 1980-04-28 1981-11-26
DE3517137A1 (de) * 1985-05-11 1986-11-13 Montan-Hydraulik GmbH, 4755 Holzwickede Arbeitszylinder mit dichter elastischer kolbenstangendichtung
JPS62240275A (ja) * 1986-04-09 1987-10-21 株式会社日立製作所 油圧エレベ−タ
JPH06207608A (ja) 1993-01-12 1994-07-26 Toshiba Mach Co Ltd 油圧装置の油漏れ検知方法
JP2005221069A (ja) * 2003-06-20 2005-08-18 Honda Motor Co Ltd シリンダーリーク検出構造及び同検出方法
JP5102638B2 (ja) * 2008-01-21 2012-12-19 株式会社小松製作所 ダストシールシステム
CN203655776U (zh) * 2013-12-26 2014-06-18 海卓泰克液压技术（苏州）有限公司 变浆油缸
CN104006029A (zh) * 2014-05-12 2014-08-27 天津优瑞纳斯液压机械有限公司 具有漏油检测结构的液压缸
JP6622566B2 (ja) * 2015-11-04 2019-12-18 Ｋｙｂ株式会社 液漏れ検知装置
CN105864148B (zh) * 2016-05-10 2017-09-22 燕山大学 一种液压缸用密封圈泄漏量的定量测量装置及测量方法
JP2017207078A (ja) * 2016-05-16 2017-11-24 Ｋｙｂ株式会社 液漏れ検知装置
JP7039165B2 (ja) * 2016-09-29 2022-03-22 株式会社バルカー 液体漏れ検知ユニット
CN206111726U (zh) * 2016-11-01 2017-04-19 常州海宏液压设备有限公司 活塞杆外泄漏自动检测冻干机油缸

Also Published As

Publication number Publication date
US20210079936A1 (en) 2021-03-18
CN111566358A (zh) 2020-08-21
DE112019000578B4 (de) 2024-04-11
JP2019132293A (ja) 2019-08-08
DE112019000578T5 (de) 2020-11-19
WO2019146513A1 (ja) 2019-08-01
CN111566358B (zh) 2023-02-03
US11225985B2 (en) 2022-01-18

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