FIELD: underground building, particularly rotary tunnel shield adapted for all-purpose tunnel construction.
SUBSTANCE: rotor is made as cylindrical body with cutting members and slotting members connected to working body surface. The cutting members are provided with hard-alloy inserts. The slotting members are made as rectangular prisms with hard-alloy inserts. Cutting members are fixedly secured to holders made as rollers and freely located in cylindrical grooves of rotor body. Slotting members are also installed on holders and may rotate together with cutting members.
EFFECT: increased operational efficiency.
3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DRIVING SHIELD ROTOR | 2003 |
|
RU2250374C1 |
| TUNNEL SHIELD | 1999 |
|
RU2151296C1 |
| VIBROACTIVE ROCK BREAKING TOOL | 2023 |
|
RU2796708C1 |
| TUNNEL SHIELD | 2004 |
|
RU2264538C1 |
| CUTTER FOR MINING AND ROAD MACHINES | 2018 |
|
RU2681743C1 |
| COMPOSITE CUTTER FOR MINING MACHINES | 2010 |
|
RU2448247C1 |
| PACKING UNIT OF ROTOR TUNNEL SHIELD | 2001 |
|
RU2201505C2 |
| TUNNELING SHIELD | 2000 |
|
RU2182667C2 |
| 0 |
|
SU504877A1 | |
| METHOD FOR THE DEVELOPMENT OF MINERAL DEPOSITS BY AN UNDERGROUND METHOD USING TUNNEL-BORING MECHANIZED COMPLEXES | 2022 |
|
RU2801989C1 |
