CN110905880B - 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 PDFInfo
- Publication number
- CN110905880B CN110905880B CN201911275400.2A CN201911275400A CN110905880B CN 110905880 B CN110905880 B CN 110905880B CN 201911275400 A CN201911275400 A CN 201911275400A CN 110905880 B CN110905880 B CN 110905880B
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- Prior art keywords
- oil port
- valve
- pressure
- flow
- communicated
- 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.)
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- 238000000034 method Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
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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
- 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
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- 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
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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
- 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
Description
Claims (2)
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 true CN110905880B (en) | 2021-12-03 |
CN110905880B8 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)
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)
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 |
-
2018
- 2018-06-08 CN CN201911288679.8A patent/CN111022403B/en active Active
- 2018-06-08 CN CN201810588233.6A patent/CN108661966B/en active Active
- 2018-06-08 CN CN201911275400.2A patent/CN110905880B8/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN108661966B (en) | 2019-12-20 |
CN110905880A (en) | 2020-03-24 |
CN108661966A (en) | 2018-10-16 |
CN110905880B8 (en) | 2021-12-31 |
CN111022403B (en) | 2021-10-26 |
CN111022403A (en) | 2020-04-17 |
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Legal Events
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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 |
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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 |
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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. |
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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. |
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TR01 | Transfer of patent right |