CN107989839B - 二通压力补偿阀 - Google Patents
二通压力补偿阀 Download PDFInfo
- Publication number
- CN107989839B CN107989839B CN201711182404.7A CN201711182404A CN107989839B CN 107989839 B CN107989839 B CN 107989839B CN 201711182404 A CN201711182404 A CN 201711182404A CN 107989839 B CN107989839 B CN 107989839B
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- CN
- China
- Prior art keywords
- damping
- valve
- port
- hole
- sleeve
- 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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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
- F15B13/026—Pressure compensating valves
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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
- 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
- F16K3/26—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 with fluid passages in the valve member
- F16K3/262—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 with fluid passages in the valve member with a transverse bore in the valve member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Safety Valves (AREA)
- Fluid-Damping Devices (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711182404.7A CN107989839B (zh) | 2017-11-23 | 2017-11-23 | 二通压力补偿阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711182404.7A CN107989839B (zh) | 2017-11-23 | 2017-11-23 | 二通压力补偿阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107989839A CN107989839A (zh) | 2018-05-04 |
CN107989839B true CN107989839B (zh) | 2019-12-24 |
Family
ID=62032738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711182404.7A Active CN107989839B (zh) | 2017-11-23 | 2017-11-23 | 二通压力补偿阀 |
Country Status (1)
Country | Link |
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CN (1) | CN107989839B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10261120A1 (de) * | 2002-12-20 | 2004-07-15 | Carl Freudenberg Kg | Membran-Druckregelventil |
CN101469726A (zh) * | 2007-12-29 | 2009-07-01 | 上海立新液压有限公司 | 叠加式减压阀 |
CN101749447B (zh) * | 2008-12-03 | 2010-12-29 | 徐州重型机械有限公司 | 流量控制阀 |
CN103925254B (zh) * | 2014-04-24 | 2016-05-04 | 徐工集团工程机械股份有限公司 | 压力补偿阀及负载敏感系统 |
CN104235102B (zh) * | 2014-09-04 | 2016-08-17 | 中联重科股份有限公司 | 上车液压系统和工程机械 |
EP3351839A2 (en) * | 2017-01-23 | 2018-07-25 | Oculus VR, LLC | Fluidic switching devices |
-
2017
- 2017-11-23 CN CN201711182404.7A patent/CN107989839B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10261120A1 (de) * | 2002-12-20 | 2004-07-15 | Carl Freudenberg Kg | Membran-Druckregelventil |
CN101469726A (zh) * | 2007-12-29 | 2009-07-01 | 上海立新液压有限公司 | 叠加式减压阀 |
CN101749447B (zh) * | 2008-12-03 | 2010-12-29 | 徐州重型机械有限公司 | 流量控制阀 |
CN103925254B (zh) * | 2014-04-24 | 2016-05-04 | 徐工集团工程机械股份有限公司 | 压力补偿阀及负载敏感系统 |
CN104235102B (zh) * | 2014-09-04 | 2016-08-17 | 中联重科股份有限公司 | 上车液压系统和工程机械 |
EP3351839A2 (en) * | 2017-01-23 | 2018-07-25 | Oculus VR, LLC | Fluidic switching devices |
Also Published As
Publication number | Publication date |
---|---|
CN107989839A (zh) | 2018-05-04 |
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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 | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191202 Address after: 211200 Baima Town, Lishui District, Jiangsu, Nanjing Applicant after: Jiangsu Nanjing Baima modern agricultural high tech Industrial Park Co.,Ltd. Address before: 315000 Zhejiang province Ningbo city Ningbo high tech Zone Juxian Road No. 555 building 035 room 18-1 No. 013 station Applicant before: NINGBO WENZE ELECTROMECHANICAL TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 111 Baima Avenue, Baima Town, Lishui District, Nanjing City, Jiangsu Province, 211200 Patentee after: Jiangsu Nanjing national agricultural hi tech Industry Demonstration Zone Development Group Co.,Ltd. Address before: 211200 Baima Town, Lishui District, Nanjing City, Jiangsu Province Patentee before: Jiangsu Nanjing Baima modern agricultural high tech Industrial Park Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230627 Address after: No. 111, Baizhu Road, Baima Town, Lishui District, Nanjing City, Jiangsu Province, 210000 Patentee after: Jiangsu Guanghan Trenchless Pipeline Technology Co.,Ltd. Address before: 111 Baima Avenue, Baima Town, Lishui District, Nanjing City, Jiangsu Province, 211200 Patentee before: Jiangsu Nanjing national agricultural hi tech Industry Demonstration Zone Development Group Co.,Ltd. |