CN2861490Y - 左右固定组合式煤柱回收液压支架 - Google Patents
左右固定组合式煤柱回收液压支架 Download PDFInfo
- Publication number
- CN2861490Y CN2861490Y CN 200520088302 CN200520088302U CN2861490Y CN 2861490 Y CN2861490 Y CN 2861490Y CN 200520088302 CN200520088302 CN 200520088302 CN 200520088302 U CN200520088302 U CN 200520088302U CN 2861490 Y CN2861490 Y CN 2861490Y
- Authority
- CN
- China
- Prior art keywords
- support
- column
- bearing pin
- transmission device
- jack
- 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
Images
Landscapes
- Earth Drilling (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520088302 CN2861490Y (zh) | 2005-10-22 | 2005-10-22 | 左右固定组合式煤柱回收液压支架 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520088302 CN2861490Y (zh) | 2005-10-22 | 2005-10-22 | 左右固定组合式煤柱回收液压支架 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2861490Y true CN2861490Y (zh) | 2007-01-24 |
Family
ID=37659119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520088302 Expired - Fee Related CN2861490Y (zh) | 2005-10-22 | 2005-10-22 | 左右固定组合式煤柱回收液压支架 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2861490Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110130964A (zh) * | 2019-06-13 | 2019-08-16 | 霍州煤电集团河津腾晖煤业有限责任公司 | 一种掘进工作面临时支护装置及施工方法 |
CN110219689A (zh) * | 2019-06-13 | 2019-09-10 | 霍州煤电集团河津腾晖煤业有限责任公司 | 一种井下掘进工作面临时防护支架及其施工方法 |
-
2005
- 2005-10-22 CN CN 200520088302 patent/CN2861490Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110130964A (zh) * | 2019-06-13 | 2019-08-16 | 霍州煤电集团河津腾晖煤业有限责任公司 | 一种掘进工作面临时支护装置及施工方法 |
CN110219689A (zh) * | 2019-06-13 | 2019-09-10 | 霍州煤电集团河津腾晖煤业有限责任公司 | 一种井下掘进工作面临时防护支架及其施工方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101832102B (zh) | 可移动双平台分区式四臂顶帮锚杆锚索施工钻车 | |
CN202325233U (zh) | 一种履带式液压锚杆钻车 | |
CN105370299B (zh) | 千米深埋厚煤层窄煤柱沿空护巷工艺 | |
CN200952403Y (zh) | 煤矿工作面顺槽超前支护液压支架 | |
CN1221727C (zh) | 连续采煤机房柱式短壁机械化采煤方法 | |
CN101105135A (zh) | 两柱掩护式低位放顶煤液压支架 | |
CN1702300A (zh) | “三软”煤层综采放顶煤支架系列快速移架装置 | |
CN101812974A (zh) | 一种施工车辆的升降平台 | |
CN2861490Y (zh) | 左右固定组合式煤柱回收液压支架 | |
CN201915983U (zh) | 液压支架 | |
CN204921002U (zh) | 一种转运及锚杆锚索支护系统 | |
CN203223239U (zh) | 辅助机械移动的巷道超前支护支架 | |
CN103032091A (zh) | 自移式液压支架 | |
CN201221370Y (zh) | 前后包容式煤柱回收专用液压支架 | |
CN205654299U (zh) | 一种多功能掘进钻车 | |
CN2869327Y (zh) | 前后组合支撑掩护式煤柱回收液压支架 | |
CN101749037B (zh) | 自移式巷道临时超前支护装置 | |
CN203130131U (zh) | 煤矿井下大通道端头悬移液压支架 | |
CN103195458A (zh) | 煤矿井下大通道端头悬移液压支架 | |
CN201539278U (zh) | 充填模板支架 | |
CN202645606U (zh) | 一种悬臂式掘进机随车配套支锚系统 | |
CN2861491Y (zh) | 内外支撑掩护式煤柱回收液压支架 | |
CN2861489Y (zh) | 内外掩护式煤柱回收液压支架 | |
CN202325608U (zh) | 机采工作面步移式支护架 | |
CN205778959U (zh) | 一种大断面履带行走巷道钻锚机 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANDONG TAIAN COAL MINE MACHINERY CO., LTD., FEN Free format text: FORMER OWNER: TAIAN MACHINERY PLANT, SHANDONG COAL MINE Effective date: 20070810 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070810 Address after: 271000 Shandong city of Tai'an province high tech Zone with Tianmen street to the south, east of Phoenix Road Patentee after: SHANDONG TAIAN COAL MINING MACHINERY CO., LTD. Address before: 271000 No. 1, Lingshan Avenue, Tai'an, Shandong Patentee before: Taian Machinery Factory, Shandong Coal Mine |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 Termination date: 20131022 |