CN105951918B - 一种轮式挖掘机支腿结构及其液压控制回路 - Google Patents
一种轮式挖掘机支腿结构及其液压控制回路 Download PDFInfo
- Publication number
- CN105951918B CN105951918B CN201610444706.6A CN201610444706A CN105951918B CN 105951918 B CN105951918 B CN 105951918B CN 201610444706 A CN201610444706 A CN 201610444706A CN 105951918 B CN105951918 B CN 105951918B
- Authority
- CN
- China
- Prior art keywords
- auxiliary
- main
- valve
- 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.)
- Expired - Fee Related
Links
- 239000003921 oil Substances 0.000 claims description 72
- 239000010720 hydraulic oil Substances 0.000 claims description 23
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000007665 sagging Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 9
- 230000005484 gravity Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009172 bursting Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/085—Ground-engaging fitting for supporting the machines while working, e.g. outriggers, legs
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2267—Valves or distributors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2278—Hydraulic circuits
- E02F9/2292—Systems with two or more pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
Description
Claims (3)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810276839.6A CN108457326B (zh) | 2016-06-20 | 2016-06-20 | 一种面向挖掘机支腿结构液压控制回路的工作方法 |
CN201610444706.6A CN105951918B (zh) | 2016-06-20 | 2016-06-20 | 一种轮式挖掘机支腿结构及其液压控制回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610444706.6A CN105951918B (zh) | 2016-06-20 | 2016-06-20 | 一种轮式挖掘机支腿结构及其液压控制回路 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810276839.6A Division CN108457326B (zh) | 2016-06-20 | 2016-06-20 | 一种面向挖掘机支腿结构液压控制回路的工作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105951918A CN105951918A (zh) | 2016-09-21 |
CN105951918B true CN105951918B (zh) | 2019-02-15 |
Family
ID=56907115
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810276839.6A Active CN108457326B (zh) | 2016-06-20 | 2016-06-20 | 一种面向挖掘机支腿结构液压控制回路的工作方法 |
CN201610444706.6A Expired - Fee Related CN105951918B (zh) | 2016-06-20 | 2016-06-20 | 一种轮式挖掘机支腿结构及其液压控制回路 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810276839.6A Active CN108457326B (zh) | 2016-06-20 | 2016-06-20 | 一种面向挖掘机支腿结构液压控制回路的工作方法 |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN108457326B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109693773B (zh) * | 2019-01-23 | 2023-06-16 | 湖南科技大学 | 一种可移动式座底装置及其实现方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6227569B1 (en) * | 1999-05-13 | 2001-05-08 | Ingersoll-Rand Company | Stabilizer mechanical support linkage |
US8136270B1 (en) * | 2009-06-25 | 2012-03-20 | Wammock Johnny E | Grave digging system |
CN203066132U (zh) * | 2012-11-30 | 2013-07-17 | 侯隆飙 | 电动步履式挖掘机 |
CN203996153U (zh) * | 2014-05-30 | 2014-12-10 | 徐州徐工挖掘机械有限公司 | 轮胎式挖掘机下车支腿油缸保护装置 |
CN205804456U (zh) * | 2016-06-20 | 2016-12-14 | 贵州理工学院 | 一种轮式挖掘机支腿结构 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002081409A (ja) * | 2000-09-08 | 2002-03-22 | Hitachi Constr Mach Co Ltd | 走行車両の油圧回路 |
JP2004019806A (ja) * | 2002-06-17 | 2004-01-22 | Hitachi Constr Mach Co Ltd | 作業車両の油圧回路 |
US9567728B2 (en) * | 2012-11-21 | 2017-02-14 | Joshua Colbert | Telescoping outrigger systems |
CN204213075U (zh) * | 2014-09-28 | 2015-03-18 | 成都凯天电子股份有限公司 | 机务工作平台机车液压控制系统 |
CN104632735B (zh) * | 2014-12-09 | 2017-02-01 | 长沙中联消防机械有限公司 | 支腿油缸的伸缩控制系统、方法和机械设备 |
CN204549858U (zh) * | 2015-02-16 | 2015-08-12 | 徐工集团工程机械股份有限公司 | 液压系统及起重机 |
-
2016
- 2016-06-20 CN CN201810276839.6A patent/CN108457326B/zh active Active
- 2016-06-20 CN CN201610444706.6A patent/CN105951918B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6227569B1 (en) * | 1999-05-13 | 2001-05-08 | Ingersoll-Rand Company | Stabilizer mechanical support linkage |
US8136270B1 (en) * | 2009-06-25 | 2012-03-20 | Wammock Johnny E | Grave digging system |
CN203066132U (zh) * | 2012-11-30 | 2013-07-17 | 侯隆飙 | 电动步履式挖掘机 |
CN203996153U (zh) * | 2014-05-30 | 2014-12-10 | 徐州徐工挖掘机械有限公司 | 轮胎式挖掘机下车支腿油缸保护装置 |
CN205804456U (zh) * | 2016-06-20 | 2016-12-14 | 贵州理工学院 | 一种轮式挖掘机支腿结构 |
Also Published As
Publication number | Publication date |
---|---|
CN108457326B (zh) | 2021-02-19 |
CN108457326A (zh) | 2018-08-28 |
CN105951918A (zh) | 2016-09-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into 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: Lu Fang Inventor after: Wu Jianxing Inventor after: Wu Changfeng Inventor after: Tian Xingqiang Inventor after: Shang Hui Inventor before: Wu Jianxing Inventor before: Lu Fang Inventor before: Wu Changfeng Inventor before: Tian Xingqiang Inventor before: Shang Hui |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20190620 |