CN104847390B - A kind of block form girder hydraulic support - Google Patents
A kind of block form girder hydraulic support Download PDFInfo
- Publication number
- CN104847390B CN104847390B CN201510131423.1A CN201510131423A CN104847390B CN 104847390 B CN104847390 B CN 104847390B CN 201510131423 A CN201510131423 A CN 201510131423A CN 104847390 B CN104847390 B CN 104847390B
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- CN
- China
- Prior art keywords
- girder
- hydraulic cylinder
- translation
- block
- medial surface
- 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
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- Bridges Or Land Bridges (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510131423.1A CN104847390B (en) | 2015-03-18 | 2015-03-18 | A kind of block form girder hydraulic support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510131423.1A CN104847390B (en) | 2015-03-18 | 2015-03-18 | A kind of block form girder hydraulic support |
Publications (2)
Publication Number | Publication Date |
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CN104847390A CN104847390A (en) | 2015-08-19 |
CN104847390B true CN104847390B (en) | 2017-12-05 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510131423.1A Expired - Fee Related CN104847390B (en) | 2015-03-18 | 2015-03-18 | A kind of block form girder hydraulic support |
Country Status (1)
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CN (1) | CN104847390B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113107566B (en) * | 2021-04-15 | 2023-03-21 | 华能煤炭技术研究有限公司 | Unit type hydraulic support and supporting system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4293248A (en) * | 1978-02-23 | 1981-10-06 | Centralny Osrodek Projektowo-Konstrukcyjny Maszyn Gorniczych "Komag" | Walking roof support |
CN1364974A (en) * | 2002-02-20 | 2002-08-21 | 黄尚智 | Top protecting support |
CN201027543Y (en) * | 2007-03-07 | 2008-02-27 | 李秋生 | Assembled stand for suspending upper beam |
CN201794601U (en) * | 2010-01-05 | 2011-04-13 | 李秋生 | Direction-adjustable suspension top beam hydraulic support |
CN102383815A (en) * | 2011-07-22 | 2012-03-21 | 安徽理工大学 | Suspension type driftage temporary supporting device and use method thereof |
CN202187785U (en) * | 2011-07-22 | 2012-04-11 | 安徽理工大学 | Suspended type temporary supporting device for laneway tunneling |
-
2015
- 2015-03-18 CN CN201510131423.1A patent/CN104847390B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4293248A (en) * | 1978-02-23 | 1981-10-06 | Centralny Osrodek Projektowo-Konstrukcyjny Maszyn Gorniczych "Komag" | Walking roof support |
CN1364974A (en) * | 2002-02-20 | 2002-08-21 | 黄尚智 | Top protecting support |
CN201027543Y (en) * | 2007-03-07 | 2008-02-27 | 李秋生 | Assembled stand for suspending upper beam |
CN201794601U (en) * | 2010-01-05 | 2011-04-13 | 李秋生 | Direction-adjustable suspension top beam hydraulic support |
CN102383815A (en) * | 2011-07-22 | 2012-03-21 | 安徽理工大学 | Suspension type driftage temporary supporting device and use method thereof |
CN202187785U (en) * | 2011-07-22 | 2012-04-11 | 安徽理工大学 | Suspended type temporary supporting device for laneway tunneling |
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Publication number | Publication date |
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CN104847390A (en) | 2015-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate 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: Qiao He Inventor after: Mao Jun Inventor after: Tian Liyong Inventor after: Fu Hongyuan Inventor after: Wei Feng Inventor after: Chen Junzhao Inventor after: Gong Wenyuan Inventor after: Liu He Inventor before: Qiao He Inventor before: Mao Jun Inventor before: Tian Liyong Inventor before: Wei Feng Inventor before: Liu He |
|
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: 20171205 Termination date: 20180318 |