CN105422155A - 一种差动保护型杆式液压支架 - Google Patents
一种差动保护型杆式液压支架 Download PDFInfo
- Publication number
- CN105422155A CN105422155A CN201511026552.0A CN201511026552A CN105422155A CN 105422155 A CN105422155 A CN 105422155A CN 201511026552 A CN201511026552 A CN 201511026552A CN 105422155 A CN105422155 A CN 105422155A
- Authority
- CN
- China
- Prior art keywords
- hydraulic support
- back timber
- differential protection
- crosshead shoe
- base
- 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.)
- Pending
Links
- 239000003245 coal Substances 0.000 abstract description 12
- 238000005065 mining Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000011435 rock Substances 0.000 description 6
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 241000357293 Leptobrama muelleri Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
- E21D23/0073—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices with advancing shifting devices connected therewith
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/049—Connecting devices between the head or foot of a prop and the cap or base of the roof support
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511026552.0A CN105422155A (zh) | 2015-12-31 | 2015-12-31 | 一种差动保护型杆式液压支架 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511026552.0A CN105422155A (zh) | 2015-12-31 | 2015-12-31 | 一种差动保护型杆式液压支架 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN105422155A true CN105422155A (zh) | 2016-03-23 |
Family
ID=55500649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201511026552.0A Pending CN105422155A (zh) | 2015-12-31 | 2015-12-31 | 一种差动保护型杆式液压支架 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105422155A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107313805A (zh) * | 2017-08-26 | 2017-11-03 | 山东矿机集团股份有限公司 | 充填辅助装置 |
CN109268052A (zh) * | 2018-11-23 | 2019-01-25 | 中国矿业大学(北京) | 一种剪刀叉机构抽屉式液压支架 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4313698A (en) * | 1979-02-07 | 1982-02-02 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co. | Hydraulic shield-type support |
CN88203239U (zh) * | 1988-02-09 | 1988-10-19 | 煤炭工业部煤炭科学院研究院太原分院 | 一种新型的液压支架四连杆传力机构 |
CN1157367A (zh) * | 1996-10-03 | 1997-08-20 | 中国矿业大学北京研究生部 | 轻型低位放顶煤液压支架 |
CN2589680Y (zh) * | 2002-11-04 | 2003-12-03 | 神华集团有限责任公司 | 履带行走式液压支架 |
CN201184205Y (zh) * | 2008-04-25 | 2009-01-21 | 郑州煤矿机械集团有限责任公司 | 用于煤矿综采液压支架的十字铰接轴 |
CN201386566Y (zh) * | 2009-03-04 | 2010-01-20 | 程谦 | 平移顶梁液压支架 |
CN103046944A (zh) * | 2012-12-26 | 2013-04-17 | 三一重型装备有限公司 | 液压支架 |
CN103470280A (zh) * | 2013-09-24 | 2013-12-25 | 北京诚田恒业煤矿设备有限公司 | 一种煤矿用可拆装式顶梁液压支架 |
-
2015
- 2015-12-31 CN CN201511026552.0A patent/CN105422155A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4313698A (en) * | 1979-02-07 | 1982-02-02 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co. | Hydraulic shield-type support |
CN88203239U (zh) * | 1988-02-09 | 1988-10-19 | 煤炭工业部煤炭科学院研究院太原分院 | 一种新型的液压支架四连杆传力机构 |
CN1157367A (zh) * | 1996-10-03 | 1997-08-20 | 中国矿业大学北京研究生部 | 轻型低位放顶煤液压支架 |
CN2589680Y (zh) * | 2002-11-04 | 2003-12-03 | 神华集团有限责任公司 | 履带行走式液压支架 |
CN201184205Y (zh) * | 2008-04-25 | 2009-01-21 | 郑州煤矿机械集团有限责任公司 | 用于煤矿综采液压支架的十字铰接轴 |
CN201386566Y (zh) * | 2009-03-04 | 2010-01-20 | 程谦 | 平移顶梁液压支架 |
CN103046944A (zh) * | 2012-12-26 | 2013-04-17 | 三一重型装备有限公司 | 液压支架 |
CN103470280A (zh) * | 2013-09-24 | 2013-12-25 | 北京诚田恒业煤矿设备有限公司 | 一种煤矿用可拆装式顶梁液压支架 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107313805A (zh) * | 2017-08-26 | 2017-11-03 | 山东矿机集团股份有限公司 | 充填辅助装置 |
CN107313805B (zh) * | 2017-08-26 | 2023-06-13 | 山东矿机集团股份有限公司 | 充填辅助装置 |
CN109268052A (zh) * | 2018-11-23 | 2019-01-25 | 中国矿业大学(北京) | 一种剪刀叉机构抽屉式液压支架 |
CN109268052B (zh) * | 2018-11-23 | 2024-04-05 | 中国矿业大学(北京) | 一种剪刀叉机构抽屉式液压支架 |
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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 | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191225 Address after: 102308 building 3, No. 20, Yongan Road, Shilong Economic Development Zone, Mentougou District, Beijing, 9 Applicant after: Beijing Chentian-Hengye Collery Equipment Co., Ltd. Applicant after: Hebei Chengtian Hengye Coal Mine Equipment Co. Ltd. Applicant after: BEIJING HUACHUANG KUANG'AN TECHNOLOGY CO., LTD. Address before: 3, 20 floor, No. 102308, Yongan Road, Shilong Economic Development Zone, Mentougou District, Beijing, 9 Applicant before: BEIJING HUACHUANG KUANG'AN TECHNOLOGY CO., LTD. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160323 |