CN112780321A - 一种锚杆止浆装置及注浆锚杆 - Google Patents
一种锚杆止浆装置及注浆锚杆 Download PDFInfo
- Publication number
- CN112780321A CN112780321A CN202110202936.2A CN202110202936A CN112780321A CN 112780321 A CN112780321 A CN 112780321A CN 202110202936 A CN202110202936 A CN 202110202936A CN 112780321 A CN112780321 A CN 112780321A
- Authority
- CN
- China
- Prior art keywords
- grout
- grouting
- anchor rod
- grout stopping
- semicircular
- 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
- 239000011440 grout Substances 0.000 title claims abstract description 185
- 238000005192 partition Methods 0.000 claims abstract description 22
- 239000002002 slurry Substances 0.000 claims description 44
- 239000007788 liquid Substances 0.000 claims description 14
- 239000011435 rock Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000007569 slipcasting Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E21D20/028—Devices or accesories for injecting a grouting liquid in a bore-hole
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110202936.2A CN112780321A (zh) | 2021-02-23 | 2021-02-23 | 一种锚杆止浆装置及注浆锚杆 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110202936.2A CN112780321A (zh) | 2021-02-23 | 2021-02-23 | 一种锚杆止浆装置及注浆锚杆 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112780321A true CN112780321A (zh) | 2021-05-11 |
Family
ID=75761802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110202936.2A Pending CN112780321A (zh) | 2021-02-23 | 2021-02-23 | 一种锚杆止浆装置及注浆锚杆 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112780321A (zh) |
-
2021
- 2021-02-23 CN CN202110202936.2A patent/CN112780321A/zh active Pending
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Legal Events
Date | Code | Title | Description |
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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: Jia Runzhi Inventor after: Zheng Lei Inventor after: Wang Yonggang Inventor after: Feng Chengming Inventor after: Huang Yahua Inventor after: Yang Ruipeng Inventor after: Luo Mingrui Inventor before: Jia Runzhi Inventor before: Zheng Lei Inventor before: Liu Jiadong Inventor before: Feng Chengming Inventor before: Huang Yahua Inventor before: Yang Ruipeng Inventor before: Luo Mingrui |