CN108980133A - 一种卸荷溢流阀 - Google Patents
一种卸荷溢流阀 Download PDFInfo
- Publication number
- CN108980133A CN108980133A CN201811133396.1A CN201811133396A CN108980133A CN 108980133 A CN108980133 A CN 108980133A CN 201811133396 A CN201811133396 A CN 201811133396A CN 108980133 A CN108980133 A CN 108980133A
- Authority
- CN
- China
- Prior art keywords
- spring
- mouthfuls
- unloading
- spool
- valve
- 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.)
- Granted
Links
- 239000011148 porous material Substances 0.000 claims abstract description 25
- 230000009471 action Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 20
- 239000007788 liquid Substances 0.000 description 13
- 230000008859 change Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
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
- F15B13/024—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
- 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
- F15B13/029—Counterbalance 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
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
Abstract
Description
Claims (4)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811133396.1A CN108980133B (zh) | 2018-09-27 | 2018-09-27 | 一种卸荷溢流阀 |
CN201911251801.4A CN110939625A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的阀体 |
CN201911250738.2A CN110886735A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的工作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811133396.1A CN108980133B (zh) | 2018-09-27 | 2018-09-27 | 一种卸荷溢流阀 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911251801.4A Division CN110939625A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的阀体 |
CN201911250738.2A Division CN110886735A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的工作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108980133A true CN108980133A (zh) | 2018-12-11 |
CN108980133B CN108980133B (zh) | 2019-12-20 |
Family
ID=64543965
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911251801.4A Withdrawn CN110939625A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的阀体 |
CN201911250738.2A Withdrawn CN110886735A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的工作方法 |
CN201811133396.1A Active CN108980133B (zh) | 2018-09-27 | 2018-09-27 | 一种卸荷溢流阀 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911251801.4A Withdrawn CN110939625A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的阀体 |
CN201911250738.2A Withdrawn CN110886735A (zh) | 2018-09-27 | 2018-09-27 | 卸荷溢流阀的工作方法 |
Country Status (1)
Country | Link |
---|---|
CN (3) | CN110939625A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110657267A (zh) * | 2019-11-15 | 2020-01-07 | 黄洪刚 | 一种有溢流功能的卸荷阀 |
CN111594499A (zh) * | 2020-05-28 | 2020-08-28 | 宁波华液机器制造有限公司 | 一种反比例溢流阀 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116906399B (zh) * | 2023-07-17 | 2024-04-19 | 杭州励贝电液科技有限公司 | 一种液压比例调速阀 |
CN119467470A (zh) * | 2025-01-13 | 2025-02-18 | 威飞海洋装备制造有限公司 | 一种卸载阀以及液压系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002536599A (ja) * | 1999-02-05 | 2002-10-29 | マンネスマン レックスロート アクチエンゲゼルシヤフト | 少なくとも2つの液圧式の消費器用の制御ユニットおよび該制御ユニット用の差圧弁 |
CN1587718A (zh) * | 2004-08-04 | 2005-03-02 | 浙江大学 | 纯水卸荷溢流阀 |
CN201232209Y (zh) * | 2008-07-28 | 2009-05-06 | 福田雷沃国际重工股份有限公司 | 一种挖掘装载机液压双泵卸荷系统 |
CN102996556A (zh) * | 2012-12-04 | 2013-03-27 | 怀特(中国)驱动产品有限公司 | 直动式液压螺纹插装平衡阀 |
CN104358902A (zh) * | 2014-10-15 | 2015-02-18 | 浙江华益机械有限公司 | 一种压力保险阀 |
-
2018
- 2018-09-27 CN CN201911251801.4A patent/CN110939625A/zh not_active Withdrawn
- 2018-09-27 CN CN201911250738.2A patent/CN110886735A/zh not_active Withdrawn
- 2018-09-27 CN CN201811133396.1A patent/CN108980133B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002536599A (ja) * | 1999-02-05 | 2002-10-29 | マンネスマン レックスロート アクチエンゲゼルシヤフト | 少なくとも2つの液圧式の消費器用の制御ユニットおよび該制御ユニット用の差圧弁 |
CN1587718A (zh) * | 2004-08-04 | 2005-03-02 | 浙江大学 | 纯水卸荷溢流阀 |
CN201232209Y (zh) * | 2008-07-28 | 2009-05-06 | 福田雷沃国际重工股份有限公司 | 一种挖掘装载机液压双泵卸荷系统 |
CN102996556A (zh) * | 2012-12-04 | 2013-03-27 | 怀特(中国)驱动产品有限公司 | 直动式液压螺纹插装平衡阀 |
CN104358902A (zh) * | 2014-10-15 | 2015-02-18 | 浙江华益机械有限公司 | 一种压力保险阀 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110657267A (zh) * | 2019-11-15 | 2020-01-07 | 黄洪刚 | 一种有溢流功能的卸荷阀 |
CN111594499A (zh) * | 2020-05-28 | 2020-08-28 | 宁波华液机器制造有限公司 | 一种反比例溢流阀 |
Also Published As
Publication number | Publication date |
---|---|
CN110886735A (zh) | 2020-03-17 |
CN108980133B (zh) | 2019-12-20 |
CN110939625A (zh) | 2020-03-31 |
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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 | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Lichun Inventor after: Other inventor requests not to publish the name Inventor before: Request for anonymity |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191209 Address after: 213000 No. 199 Pioneering Road, Longhutang Industrial Park, Xinbei District, Changzhou City, Jiangsu Province Applicant after: Wu Yufang Address before: Room 1-4-1002, Tongyayuan District, Xizhong District, Yanggu County Railway Station, Liaocheng City, Shandong Province Applicant before: Shao Yanrong |
|
TA01 | Transfer of patent application right | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: No.188, Lingang Avenue, Lingang Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Patentee after: Wu Yufang Address before: 213000 No. 199 Pioneering Road, Longhutang Industrial Park, Xinbei District, Changzhou City, Jiangsu Province Patentee before: Wu Yufang |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201118 Address after: No. 2, Hongyang Road, Tianning District, Changzhou, Jiangsu Province, Jiangsu Patentee after: Changzhou Kangbao medical supplies Co.,Ltd. Address before: No.188, Lingang Avenue, Lingang Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Patentee before: Wu Yufang |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211124 Address after: 276800 room B13, floor 2, A6 plant, electronic information industrial park, Rizhao high tech Zone, Rizhao City, Shandong Province Patentee after: Rizhao Shouyue Technology Service Co.,Ltd. Address before: 213000 No.2 Hongyang Road, Tianning District, Changzhou City, Jiangsu Province Patentee before: Changzhou Kangbao medical supplies Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240624 Address after: 315500 Xi Ruan, Kangling Village, Xikou Town, Fenghua District, Ningbo City, Zhejiang Province Patentee after: NINGBO HAOFA HYDRAULIC AND PNEUMATIC CO.,LTD. Country or region after: China Address before: 276800 room B13, floor 2, A6 plant, electronic information industrial park, Rizhao high tech Zone, Rizhao City, Shandong Province Patentee before: Rizhao Shouyue Technology Service Co.,Ltd. Country or region before: China |