CN107217988B - 一种煤矿掘进工作面高压水力割缝机 - Google Patents
一种煤矿掘进工作面高压水力割缝机 Download PDFInfo
- Publication number
- CN107217988B CN107217988B CN201710372962.3A CN201710372962A CN107217988B CN 107217988 B CN107217988 B CN 107217988B CN 201710372962 A CN201710372962 A CN 201710372962A CN 107217988 B CN107217988 B CN 107217988B
- Authority
- CN
- China
- Prior art keywords
- control valve
- valve body
- pressure
- hydraulic
- oil cylinder
- 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.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710372962.3A CN107217988B (zh) | 2017-05-24 | 2017-05-24 | 一种煤矿掘进工作面高压水力割缝机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710372962.3A CN107217988B (zh) | 2017-05-24 | 2017-05-24 | 一种煤矿掘进工作面高压水力割缝机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107217988A CN107217988A (zh) | 2017-09-29 |
CN107217988B true CN107217988B (zh) | 2019-12-10 |
Family
ID=59945149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710372962.3A Active CN107217988B (zh) | 2017-05-24 | 2017-05-24 | 一种煤矿掘进工作面高压水力割缝机 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107217988B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110030002A (zh) * | 2019-05-06 | 2019-07-19 | 上海科煤机电设备制造有限公司 | 一种带有水切割功能的巷道修复机 |
CN113464138B (zh) * | 2021-07-27 | 2024-03-29 | 辽宁煤科矿业产品制造有限公司 | 不可采薄保护煤层的连续油管水采装备及工艺 |
CN114991737A (zh) * | 2022-07-08 | 2022-09-02 | 渭南陕煤启辰科技有限公司 | 一种高压水力割缝集成装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101975054A (zh) * | 2010-09-30 | 2011-02-16 | 太原理工大学 | 切割煤层的高压水力割缝机 |
CN102966309A (zh) * | 2012-12-03 | 2013-03-13 | 中国矿业大学 | 高压磨料射流钻车装置 |
CN102996160A (zh) * | 2012-12-17 | 2013-03-27 | 中国矿业大学 | 一种用于水射流割缝增透的安全防护装置及方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120034545A (ko) * | 2010-10-01 | 2012-04-12 | 한국과학기술원 | 터널 발파 천공을 최소화하는 발파패턴을 가지는 발파구조 |
CN102352725B (zh) * | 2011-09-22 | 2013-07-17 | 中国矿业大学 | 钻孔射流式煤层割缝系统 |
-
2017
- 2017-05-24 CN CN201710372962.3A patent/CN107217988B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101975054A (zh) * | 2010-09-30 | 2011-02-16 | 太原理工大学 | 切割煤层的高压水力割缝机 |
CN102966309A (zh) * | 2012-12-03 | 2013-03-13 | 中国矿业大学 | 高压磨料射流钻车装置 |
CN102996160A (zh) * | 2012-12-17 | 2013-03-27 | 中国矿业大学 | 一种用于水射流割缝增透的安全防护装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
CN107217988A (zh) | 2017-09-29 |
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 | |
CN201714392U (zh) | 一种凿岩装置 | |
CN103742115B (zh) | 一种煤矿井下压裂密封装置及方法 | |
CN104929517B (zh) | 一种双钻头全液压钻式泄压设备及泄压方法 | |
CN107217988B (zh) | 一种煤矿掘进工作面高压水力割缝机 | |
CN101832103B (zh) | 可移动两臂顶帮锚杆锚索施工钻车 | |
CN102094668B (zh) | 上抽巷高压水力掏穴卸压消突方法 | |
CN201614887U (zh) | 一种履带式钻锚机 | |
CN102278110A (zh) | 一种可移动升降平台两臂顶帮锚杆锚索施工钻车 | |
CN112832764B (zh) | 一种流态化采煤大范围破煤装置及使用方法 | |
CN201826837U (zh) | 可移动双平台分区式四臂顶帮锚杆锚索施工钻车 | |
CN103244131A (zh) | 隧道掘进机环形梁凿岩装置 | |
CN110905589A (zh) | 一种瓦斯抽采钻孔钻冲协调作业系统及其方法 | |
CN202391442U (zh) | 充填开采两柱掩护式液压支架 | |
CN201874569U (zh) | 掘进机机载物探钻机 | |
CN203347686U (zh) | 巷道用钻机 | |
CN103470184B (zh) | 一种双臂液压掘进钻车 | |
CN206554795U (zh) | 一种履带行走翻转式多角度煤矿钻机 | |
CN101845952B (zh) | 可移动三臂顶帮锚杆锚索施工钻车 | |
CN206554794U (zh) | 一种煤矿用履带行走翻转式全方位钻孔钻机 | |
CN105201536A (zh) | 一种自移迈步全断面超前支护装备 | |
CN203531749U (zh) | 一种双臂液压掘进钻车 | |
CN215485863U (zh) | 一种紧凑型超前支护单轨双臂液压锚杆钻车 | |
CN110359907A (zh) | 一种钻-扩-充水力扩孔割煤的采煤方法 | |
CN103410441A (zh) | 小平台旋转式煤矿坑道钻机 |
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 | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Feng Zengchao Inventor after: Wang Zaisheng Inventor after: Zhao Yangsheng Inventor after: Wang Yulu Inventor after: Li Yaoqian Inventor after: Zhao Dong Inventor before: Feng Zengchao Inventor before: Wang Zaisheng Inventor before: Zhao Yangsheng Inventor before: Wang Yulu Inventor before: Li Yaoqian Inventor before: Zhao Dong |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191101 Address after: Study on the mining technology Taiyuan University of Technology Yingze West Street, New College Road 030024 in Shanxi province Taiyuan City No. 18 Applicant after: Taiyuan University of Technology Applicant after: Yangquan Coal Industry (Group) Co., Ltd. Address before: Study on the mining technology Taiyuan University of Technology Yingze West Street, New College Road 030024 in Shanxi province Taiyuan City No. 18 Applicant before: Taiyuan University of Technology |
|
GR01 | Patent grant | ||
GR01 | Patent grant |