CN203924163U - 液压挖掘动臂势能回收控制装置 - Google Patents
液压挖掘动臂势能回收控制装置 Download PDFInfo
- Publication number
- CN203924163U CN203924163U CN201420300631.0U CN201420300631U CN203924163U CN 203924163 U CN203924163 U CN 203924163U CN 201420300631 U CN201420300631 U CN 201420300631U CN 203924163 U CN203924163 U CN 203924163U
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- CN
- China
- Prior art keywords
- valve
- solenoid
- fluid pressure
- pressure line
- proportional control
- 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.)
- Ceased
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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
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300631.0U CN203924163U (zh) | 2014-06-06 | 2014-06-06 | 液压挖掘动臂势能回收控制装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300631.0U CN203924163U (zh) | 2014-06-06 | 2014-06-06 | 液压挖掘动臂势能回收控制装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203924163U true CN203924163U (zh) | 2014-11-05 |
Family
ID=51820016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420300631.0U Ceased CN203924163U (zh) | 2014-06-06 | 2014-06-06 | 液压挖掘动臂势能回收控制装置 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203924163U (zh) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005440A (zh) * | 2014-06-06 | 2014-08-27 | 山东中川液压有限公司 | 一种液压挖掘动臂势能回收控制装置 |
| CN106120915A (zh) * | 2016-08-24 | 2016-11-16 | 崔建波 | 挖掘机 |
| CN106949119A (zh) * | 2017-05-19 | 2017-07-14 | 中冶赛迪技术研究中心有限公司 | 一种用于重力势能回收利用的四油口液压装置 |
| CN111226008A (zh) * | 2017-10-13 | 2020-06-02 | 斗山英维高株式会社 | 工程机械的动臂增速液压系统 |
| CN111520366A (zh) * | 2020-05-12 | 2020-08-11 | 中国重型机械研究院股份公司 | 一种包含辅助动力液压缸的连铸机冷床升降液压控制系统及方法 |
-
2014
- 2014-06-06 CN CN201420300631.0U patent/CN203924163U/zh not_active Ceased
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005440A (zh) * | 2014-06-06 | 2014-08-27 | 山东中川液压有限公司 | 一种液压挖掘动臂势能回收控制装置 |
| CN106120915A (zh) * | 2016-08-24 | 2016-11-16 | 崔建波 | 挖掘机 |
| CN106949119A (zh) * | 2017-05-19 | 2017-07-14 | 中冶赛迪技术研究中心有限公司 | 一种用于重力势能回收利用的四油口液压装置 |
| CN111226008A (zh) * | 2017-10-13 | 2020-06-02 | 斗山英维高株式会社 | 工程机械的动臂增速液压系统 |
| CN111520366A (zh) * | 2020-05-12 | 2020-08-11 | 中国重型机械研究院股份公司 | 一种包含辅助动力液压缸的连铸机冷床升降液压控制系统及方法 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20160616 Granted publication date: 20141105 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20161216 Granted publication date: 20141105 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20170613 Granted publication date: 20141105 |
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| PD01 | Discharge of preservation of patent |
Date of cancellation: 20200613 Granted publication date: 20141105 |
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| PD01 | Discharge of preservation of patent | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 276715 No. 112, Changlin West Street, Linshu County, Linyi City, Shandong Province Patentee after: Shandong Zhongrun Hydraulic Machinery Co.,Ltd. Address before: 276715 No. 112, Changlin West Street, Linshu County, Linyi City, Shandong Province Patentee before: SHANDONG CCHC HYDRAULICS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20210303 Decision number of declaring invalidation: 48435 Granted publication date: 20141105 |
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| IW01 | Full invalidation of patent right |