CN113006837A - 模块式单体液压支柱 - Google Patents
模块式单体液压支柱 Download PDFInfo
- Publication number
- CN113006837A CN113006837A CN202110150446.2A CN202110150446A CN113006837A CN 113006837 A CN113006837 A CN 113006837A CN 202110150446 A CN202110150446 A CN 202110150446A CN 113006837 A CN113006837 A CN 113006837A
- Authority
- CN
- China
- Prior art keywords
- valve
- clamp
- spring
- module
- movable column
- 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
- 239000007788 liquid Substances 0.000 claims description 29
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000005524 ceramic coating Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000000839 emulsion Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
- E21D15/512—Arrangement of valves
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Safety Valves (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110150446.2A CN113006837A (zh) | 2021-02-03 | 2021-02-03 | 模块式单体液压支柱 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110150446.2A CN113006837A (zh) | 2021-02-03 | 2021-02-03 | 模块式单体液压支柱 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113006837A true CN113006837A (zh) | 2021-06-22 |
Family
ID=76385254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110150446.2A Pending CN113006837A (zh) | 2021-02-03 | 2021-02-03 | 模块式单体液压支柱 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113006837A (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB686018A (en) * | 1949-04-07 | 1953-01-14 | Gewerk Eisenhuette Westfalia | Hydraulic pit-props |
GB846783A (en) * | 1956-12-27 | 1960-08-31 | Willy Eggemann | Improvements in or relating to mine supports |
CN200985793Y (zh) * | 2006-11-16 | 2007-12-05 | 陶宾 | 防漏液的外注式单体液压支柱 |
CN201770446U (zh) * | 2010-08-16 | 2011-03-23 | 陈玉金 | 外注液式液压千斤顶 |
CN202017502U (zh) * | 2010-10-28 | 2011-10-26 | 徐州三源机电设备制造有限公司 | 矿用单体液压支柱 |
US20140050538A1 (en) * | 2012-08-17 | 2014-02-20 | Mine Support Products (Pty) Ltd | Prop |
CN208364151U (zh) * | 2018-04-04 | 2019-01-11 | 哈尔滨理工大学 | 一种矿用单体液压支柱 |
CN111648799A (zh) * | 2020-06-30 | 2020-09-11 | 陕西陕煤韩城矿业有限公司 | 一种两件式单体液压支柱 |
-
2021
- 2021-02-03 CN CN202110150446.2A patent/CN113006837A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB686018A (en) * | 1949-04-07 | 1953-01-14 | Gewerk Eisenhuette Westfalia | Hydraulic pit-props |
GB846783A (en) * | 1956-12-27 | 1960-08-31 | Willy Eggemann | Improvements in or relating to mine supports |
CN200985793Y (zh) * | 2006-11-16 | 2007-12-05 | 陶宾 | 防漏液的外注式单体液压支柱 |
CN201770446U (zh) * | 2010-08-16 | 2011-03-23 | 陈玉金 | 外注液式液压千斤顶 |
CN202017502U (zh) * | 2010-10-28 | 2011-10-26 | 徐州三源机电设备制造有限公司 | 矿用单体液压支柱 |
US20140050538A1 (en) * | 2012-08-17 | 2014-02-20 | Mine Support Products (Pty) Ltd | Prop |
CN208364151U (zh) * | 2018-04-04 | 2019-01-11 | 哈尔滨理工大学 | 一种矿用单体液压支柱 |
CN111648799A (zh) * | 2020-06-30 | 2020-09-11 | 陕西陕煤韩城矿业有限公司 | 一种两件式单体液压支柱 |
Non-Patent Citations (1)
Title |
---|
李寿昌等: "外注式单体液压支柱液压工作原理图的研究", 《煤矿机械》 * |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210818 Address after: 715401 Jinta East Road, Xincheng District, Hancheng City, Weinan City, Shaanxi Province Applicant after: SHAANXI COAL MINING HANCHENG MINING Co.,Ltd. Applicant after: HENAN JIGAO MINING MACHINERY & ELECTRICAL Co.,Ltd. Address before: 715401 Jinta East Road, Xincheng District, Hancheng City, Weinan City, Shaanxi Province Applicant before: SHAANXI COAL MINING HANCHENG MINING Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210622 |
|
RJ01 | Rejection of invention patent application after publication |