PL436574A1 - Sposób zabudowy skrzyżowania ściany z chodnikiem przyścianowym - Google Patents
Sposób zabudowy skrzyżowania ściany z chodnikiem przyścianowymInfo
- Publication number
- PL436574A1 PL436574A1 PL436574A PL43657420A PL436574A1 PL 436574 A1 PL436574 A1 PL 436574A1 PL 436574 A PL436574 A PL 436574A PL 43657420 A PL43657420 A PL 43657420A PL 436574 A1 PL436574 A1 PL 436574A1
- Authority
- PL
- Poland
- Prior art keywords
- wall
- sidewalk
- support
- face
- intersection
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 239000003245 coal Substances 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/36—Linings or supports specially shaped for tunnels or galleries of irregular cross-section
- E21D11/365—Linings or supports specially shaped for tunnels or galleries of irregular cross-section for intersecting galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/36—Linings or supports specially shaped for tunnels or galleries of irregular cross-section
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/36—Linings or supports specially shaped for tunnels or galleries of irregular cross-section
- E21D11/367—Linings or supports specially shaped for tunnels or galleries of irregular cross-section for junction with the longwall coal face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
- E21D19/04—Provisional protective covers for working space for use in drifting galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
- E21D23/0008—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a pair of joined struts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
- E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
- E21D23/0043—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member and supported by two or more rows of struts parallel to the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0418—Positioning devices and stabilizing means for the props
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Road Paving Structures (AREA)
Abstract
Zgłoszenie dotyczy sposobu zabudowy skrzyżowania ściany z chodnikiem przyścianowym, przydatnego w górnictwie podziemnym węgla kamiennego. Sposób wykorzystuje trzysegmentowe sekcje (6) obudowy zmechanizowanej skrzyżowania do wyprzedzającego zabezpieczenia chodnika przyścianowego (3) przed czołem (1a) ściany (1). W chodniku przyścianowym (3) sukcesywnie do postępu czoła (1a) ściany (1) wypina się kolejno odrzwia obudowy chodnikowej (4) i zastępuje się je na bieżąco rozsuwanymi hydraulicznie, dodatkowymi elementami stropnicowo-ociosowymi (16), zlokalizowanymi z przodu członu podporowego przedniego (11) sekcji (6) obudowy zmechanizowanej, połączonymi funkcjonalnie ze stropnicami (8a, 8b, 8c) tej sekcji (6). Odrzwia obudowy chodnikowej (4) wypina się na odcinkach zbliżonych długością do wielkości zabioru czoła (1a) ściany (1), z korzystnym wyprzedzeniem nie większym, niż pięciokrotna wielkość zabioru.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL436574A PL244359B1 (pl) | 2020-12-31 | 2020-12-31 | Sposób zabudowy skrzyżowania ściany z chodnikiem przyścianowym |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL436574A PL244359B1 (pl) | 2020-12-31 | 2020-12-31 | Sposób zabudowy skrzyżowania ściany z chodnikiem przyścianowym |
Publications (2)
Publication Number | Publication Date |
---|---|
PL436574A1 true PL436574A1 (pl) | 2022-07-04 |
PL244359B1 PL244359B1 (pl) | 2024-01-15 |
Family
ID=82271641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL436574A PL244359B1 (pl) | 2020-12-31 | 2020-12-31 | Sposób zabudowy skrzyżowania ściany z chodnikiem przyścianowym |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL244359B1 (pl) |
-
2020
- 2020-12-31 PL PL436574A patent/PL244359B1/pl unknown
Also Published As
Publication number | Publication date |
---|---|
PL244359B1 (pl) | 2024-01-15 |
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