CN102943683B - 液压支架防护网装置 - Google Patents
液压支架防护网装置 Download PDFInfo
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- CN102943683B CN102943683B CN201210461868.2A CN201210461868A CN102943683B CN 102943683 B CN102943683 B CN 102943683B CN 201210461868 A CN201210461868 A CN 201210461868A CN 102943683 B CN102943683 B CN 102943683B
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- hydraulic support
- protection net
- top beam
- soft protecting
- net
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- 230000001681 protective effect Effects 0.000 claims description 17
- 238000012216 screening Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005065 mining Methods 0.000 abstract description 6
- 239000003245 coal Substances 0.000 description 6
- 239000003818 cinder Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000010878 waste rock Substances 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210461868.2A CN102943683B (zh) | 2012-11-15 | 2012-11-15 | 液压支架防护网装置 |
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CN201210461868.2A CN102943683B (zh) | 2012-11-15 | 2012-11-15 | 液压支架防护网装置 |
Publications (2)
Publication Number | Publication Date |
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CN102943683A CN102943683A (zh) | 2013-02-27 |
CN102943683B true CN102943683B (zh) | 2015-04-08 |
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CN201210461868.2A Active CN102943683B (zh) | 2012-11-15 | 2012-11-15 | 液压支架防护网装置 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104314593A (zh) * | 2014-11-15 | 2015-01-28 | 中煤北京煤矿机械有限责任公司 | 薄煤层支架专用挡矸网装置 |
CN106168131B (zh) | 2015-06-24 | 2018-05-18 | 北京中矿创新联盟能源环境科学研究院 | 无巷道无煤柱自留巷开采工法的装备系统 |
CN105240013B (zh) | 2015-06-24 | 2017-12-15 | 何满潮 | 长壁开采n00工法 |
CN105909295B (zh) * | 2015-09-30 | 2017-12-19 | 北京中矿创新联盟能源环境科学研究院 | 无巷道无煤柱自留巷开采工法的快速回撤支架及装备系统 |
CN105863703A (zh) * | 2016-05-25 | 2016-08-17 | 郑州煤矿机械集团股份有限公司 | 用于煤矿液压支架的柔性防护网 |
CN106006237B (zh) * | 2016-05-25 | 2017-08-01 | 郑州煤矿机械集团股份有限公司 | 具有电缆收放功能的采煤机 |
CN112193941B (zh) * | 2020-09-25 | 2022-12-27 | 中国煤炭科工集团太原研究院有限公司 | 边帮开采运输单元的电缆防护装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4269546A (en) * | 1978-04-20 | 1981-05-26 | Huwood Limited | Mine working apparatus |
CN201661230U (zh) * | 2010-04-27 | 2010-12-01 | 王轶君 | 伸缩纱窗 |
CN202250129U (zh) * | 2011-08-26 | 2012-05-30 | 蒋飞鸿 | 带有专用可伸缩挡矸网的液压支架 |
CN102748056A (zh) * | 2012-07-25 | 2012-10-24 | 山东矿机集团股份有限公司 | 一种大倾角炮采轻型放顶煤支架组 |
CN202914113U (zh) * | 2012-11-15 | 2013-05-01 | 山东矿机集团股份有限公司 | 液压支架防护网装置 |
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2012
- 2012-11-15 CN CN201210461868.2A patent/CN102943683B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4269546A (en) * | 1978-04-20 | 1981-05-26 | Huwood Limited | Mine working apparatus |
CN201661230U (zh) * | 2010-04-27 | 2010-12-01 | 王轶君 | 伸缩纱窗 |
CN202250129U (zh) * | 2011-08-26 | 2012-05-30 | 蒋飞鸿 | 带有专用可伸缩挡矸网的液压支架 |
CN102748056A (zh) * | 2012-07-25 | 2012-10-24 | 山东矿机集团股份有限公司 | 一种大倾角炮采轻型放顶煤支架组 |
CN202914113U (zh) * | 2012-11-15 | 2013-05-01 | 山东矿机集团股份有限公司 | 液压支架防护网装置 |
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CN102943683A (zh) | 2013-02-27 |
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Effective date of registration: 20161230 Address after: The 262400 big economic development zone in Shandong province Weifang city Changle County Road north of Shandong mining machinery group Limited by Share Ltd Patentee after: Shandong Mining Machinery Group Co., Ltd. Patentee after: Chongqing Energy Technology Investment Group Co., Ltd. Address before: The 262400 big economic development zone in Shandong province Weifang city Changle County Road north of Shandong mining machinery group Limited by Share Ltd Patentee before: Shandong Mining Machinery Group Co., Ltd. |