CN110905880B8 - Pressure compensation valve and valve core of cartridge valve hydraulic system - Google Patents

Pressure compensation valve and valve core of cartridge valve hydraulic system Download PDF

Info

Publication number
CN110905880B8
CN110905880B8 CN201911275400.2A CN201911275400A CN110905880B8 CN 110905880 B8 CN110905880 B8 CN 110905880B8 CN 201911275400 A CN201911275400 A CN 201911275400A CN 110905880 B8 CN110905880 B8 CN 110905880B8
Authority
CN
China
Prior art keywords
valve
core
pressure compensation
mounting cavity
oil port
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.)
Active
Application number
CN201911275400.2A
Other languages
Chinese (zh)
Other versions
CN110905880B (en
CN110905880A (en
Inventor
林玲珠
其他发明人请求不公开姓名
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.)
Dongguan Shouci Hardware Products Co ltd
Original Assignee
Tengzhou Daozhisheng Intelligent Technology 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 Tengzhou Daozhisheng Intelligent Technology Co ltd filed Critical Tengzhou Daozhisheng Intelligent Technology Co ltd
Priority to CN201911275400.2A priority Critical patent/CN110905880B8/en
Publication of CN110905880A publication Critical patent/CN110905880A/en
Publication of CN110905880B publication Critical patent/CN110905880B/en
Application granted granted Critical
Publication of CN110905880B8 publication Critical patent/CN110905880B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • F16K11/0716—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 with fluid passages through the valve member
    • 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
    • F15B2013/002—Modular valves, i.e. consisting of an assembly of interchangeable components
    • F15B2013/004—Cartridge valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The invention relates to a pressure compensation valve and a valve core of a cartridge valve hydraulic system, which comprise a valve body, a shuttle valve component, a valve sleeve, a valve core, a spring seat, a spring and a plug, wherein the valve body is provided with a first pressure oil port, a second pressure oil port, a first mounting cavity, a second mounting cavity and a first through flow hole, the shuttle valve component is mounted in the first mounting cavity, the valve sleeve is provided with a third pressure oil port and a fourth pressure oil port, the valve core is slidably arranged in the valve sleeve, and the spring seat are arranged in the second mounting cavity and are abutted against the valve core. The invention has the advantages of plug-in design, compact structure, low processing cost and capability of realizing the pressure compensation function.
CN201911275400.2A 2018-06-08 2018-06-08 Pressure compensation valve and valve core of cartridge valve hydraulic system Active CN110905880B8 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911275400.2A CN110905880B8 (en) 2018-06-08 2018-06-08 Pressure compensation valve and valve core of cartridge valve hydraulic system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911275400.2A CN110905880B8 (en) 2018-06-08 2018-06-08 Pressure compensation valve and valve core of cartridge valve hydraulic system
CN201810588233.6A CN108661966B (en) 2018-06-08 2018-06-08 Plug-in type pressure compensation valve

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201810588233.6A Division CN108661966B (en) 2018-06-08 2018-06-08 Plug-in type pressure compensation valve

Publications (3)

Publication Number Publication Date
CN110905880A CN110905880A (en) 2020-03-24
CN110905880B CN110905880B (en) 2021-12-03
CN110905880B8 true CN110905880B8 (en) 2021-12-31

Family

ID=63775340

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201911288679.8A Active CN111022403B (en) 2018-06-08 2018-06-08 Pressure compensation valve capable of being integrated in cartridge valve hydraulic system and working method
CN201810588233.6A Active CN108661966B (en) 2018-06-08 2018-06-08 Plug-in type pressure compensation valve
CN201911275400.2A Active CN110905880B8 (en) 2018-06-08 2018-06-08 Pressure compensation valve and valve core of cartridge valve hydraulic system

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CN201911288679.8A Active CN111022403B (en) 2018-06-08 2018-06-08 Pressure compensation valve capable of being integrated in cartridge valve hydraulic system and working method
CN201810588233.6A Active CN108661966B (en) 2018-06-08 2018-06-08 Plug-in type pressure compensation valve

Country Status (1)

Country Link
CN (3) CN111022403B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116771950A (en) * 2021-03-30 2023-09-19 陕西华诚领航电磁科技有限责任公司 Proportional solenoid valve and pressure regulating device therein

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2270467B1 (en) * 1974-03-29 1977-09-30 Mercier Bernard
ZA771041B (en) * 1976-05-06 1977-12-28 Commercial Shearing Control valves
JP2557000B2 (en) * 1990-05-15 1996-11-27 株式会社小松製作所 Control valve device
DE29509213U1 (en) * 1995-03-24 1996-07-25 O & K Orenstein & Koppel Ag, 13581 Berlin Device for flow pressure-independent flow distribution in a spool for mobile construction and work machines
CN101922477B (en) * 2009-06-09 2013-02-06 上海立新液压有限公司 Pressure-compensated valve
CN102094863B (en) * 2010-12-30 2013-09-04 江苏国瑞液压机械有限公司 Electrohydraulic ratio multi-channel control valve with convertible pressure compensation mode
CN102434519B (en) * 2011-11-29 2014-10-15 三一汽车起重机械有限公司 Engineering machine and flow distributing and converging hydraulic control system thereof
CN202579417U (en) * 2012-06-06 2012-12-05 常德中联重科液压有限公司 Hydraulic circuit
CN203081879U (en) * 2013-02-21 2013-07-24 中联重科股份有限公司 hydraulic control circuit
CN103216477B (en) * 2013-04-28 2016-03-16 贵州大学 A kind of metering pump pressure compensating method of single-power hydraulic power and device
CN105443480B (en) * 2014-08-12 2017-09-08 徐工集团工程机械股份有限公司 Work connection valve body structure and proportional multi-way valve
CN104265715B (en) * 2014-10-16 2017-02-15 江苏恒立液压科技有限公司 pressure compensating valve
CN205533507U (en) * 2016-04-22 2016-08-31 青神格林维尔流体动力控制技术有限公司 Take pressure compensation's hydraulic pressure proportional valve piece

Also Published As

Publication number Publication date
CN110905880B (en) 2021-12-03
CN108661966B (en) 2019-12-20
CN110905880A (en) 2020-03-24
CN108661966A (en) 2018-10-16
CN111022403B (en) 2021-10-26
CN111022403A (en) 2020-04-17

Similar Documents

Publication Publication Date Title
TW200641281A (en) Valve assembly having rigid seating surfaces
WO2009023610A3 (en) Ball seat having fluid activated ball support
WO2015165910A3 (en) Vibration damper of a vehicle wheel
JP5803776B2 (en) Electromagnetic pump
MX2020012517A (en) Electric safety valve with well pressure activation.
CA2563092A1 (en) Flow switchable check valve
ATE393343T1 (en) PRESSURE FEED VALVE
WO2014174092A3 (en) Hydraulic fluid container with blocking device
GB2536373A (en) Variable diameter piston assembly for safety valve
CN106470887A (en) A kind of steer motor
MX2012003879A (en) Hydraulic damper spool valve.
CN110905880B8 (en) Pressure compensation valve and valve core of cartridge valve hydraulic system
CN201865999U (en) Self-control two-position four-way reversing valve
CN203322413U (en) Two-stage pressure unloading valve
CN108223475B (en) Compact one-way sequence valve
GB2444199A (en) Improvements in or relating to esp completion systems
ES2548023T3 (en) Valve assembly
CN106015668B (en) A kind of ratio unloading valve
CN106051242B (en) A kind of hydraulic motor double acting overflow valve
CN203176387U (en) Pressure reducing valve
CN204327227U (en) Integral engine oil filter seat bypass valve
CN108413085B (en) Pressure reducing one-way valve
CN202418311U (en) Clutch master cylinder
CN201916267U (en) Bonnet projection type hydraulic cartridge valve
WO2015143431A3 (en) Lubrication/bleeder fitting

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information

Inventor after: Lin Lingzhu

Inventor after: Other inventors ask not to disclose names

Inventor before: Do not announce the inventor

CB03 Change of inventor or designer information
GR01 Patent grant
GR01 Patent grant
TA01 Transfer of patent application right

Effective date of registration: 20211122

Address after: Room 1419, Lunda Jinling International, Beixin street, Tengzhou City, Zaozhuang City, Shandong Province, 277599

Applicant after: Tengzhou daozhisheng Intelligent Technology Co.,Ltd.

Address before: 213000 No.199, Keji Avenue, Longhutang Industrial Park, Xinbei District, Changzhou City, Jiangsu Province

Applicant before: Zhang Linghua

TA01 Transfer of patent application right
CI03 Correction of invention patent

Correction item: Patentee|Address|Patent agency|Agent

Correct: Tengzhou daozhisheng Intelligent Technology Co.,Ltd.|Room 1419, Lunda Jinling International, Beixin street, Tengzhou City, Zaozhuang City, Shandong Province, 277599|Beijing Xiangshi Intellectual Property Agency (general partnership) 11816|Xue Xiaojun

False: Zhang Linghua|213000 No.199, Keji Avenue, Longhutang Industrial Park, Xinbei District, Changzhou City, Jiangsu Province|None

Number: 49-02

Page: The title page

Volume: 37

Correct: Tengzhou daozhisheng Intelligent Technology Co.,Ltd.|Room 1419, Lunda Jinling International, Beixin street, Tengzhou City, Zaozhuang City, Shandong Province, 277599|Beijing Xiangshi Intellectual Property Agency (general partnership) 11816|Xue Xiaojun

False: Zhang Linghua|213000 No.199, Keji Avenue, Longhutang Industrial Park, Xinbei District, Changzhou City, Jiangsu Province|None

Number: 49-02

Volume: 37

CI03 Correction of invention patent
TR01 Transfer of patent right

Effective date of registration: 20221212

Address after: 274,108 West Section of Wenhua Road, Chenji Town Industrial Zone, Heze Development Zone, Shandong Province

Patentee after: SHANDONG TIANXIN BIOTECHNOLOGY Co.,Ltd.

Address before: Room 1419, Lunda Jinling International, Beixin street, Tengzhou City, Zaozhuang City, Shandong Province, 277599

Patentee before: Tengzhou daozhisheng Intelligent Technology Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20230118

Address after: Room 101, Building 1, No. 93, Xintang Lixin Road, Houjie Town, Dongguan City, Guangdong Province, 523960

Patentee after: Dongguan shouci Hardware Products Co.,Ltd.

Address before: 274,108 West Section of Wenhua Road, Chenji Town Industrial Zone, Heze Development Zone, Shandong Province

Patentee before: SHANDONG TIANXIN BIOTECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right