FIELD: mining.
SUBSTANCE: shaft sealing contains stem platforms, hinged shaft covers, landing area, connected by pulling ropes with a drive. Landing pad is mounted on the support frame and structurally designed to move and lock in the horizontal plane, while it is located below the zero-area level. Landing pad is made of profile beams covered with a steel sheet and is supported by rollers fixed to the support frame, which is equipped with sensors for signaling the winch drive disconnection.
EFFECT: invention serves to seal shaft during the work on the replacement and hanging of ropes and vessels of lifting equipment in the fire situation in the trunk.
3 cl, 5 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SHAFT SHUTOFF | 2018 |
|
RU2695214C1 |
| MINE SHAFT STOPPING | 0 |
|
SU1610023A1 |
| METHOD OF REPLACING ROPES IN MINE HOISTING INSTALLATION | 0 |
|
SU1034979A1 |
| METHOD OF MOUNTING AND CHANGING HOISTING AND BALANCING ROPES AND VESSELS OF MULTIROPE HOIST INSTALLATIONS | 0 |
|
SU1106779A1 |
| DEVICE FOR SHUTTING OFF BOREHOLE | 0 |
|
SU1524589A1 |
| VERSIONS OF ARRANGEMENT FOR CLOSING-OFF MINE SHAFT | 0 |
|
SU1247547A1 |
| EQUIPMENT FOR HOISTING DEPARTMENT OF MINE SHAFT | 0 |
|
SU991694A1 |
| APPARATUS FOR CLOSING-OFF THE SECTION OF MINE SHAFT | 0 |
|
SU666130A2 |
| METHOD FOR SUSPENDING AND REPLACING BALANCING ROPES OF MULTI-ROPE HOISTING INSTALLATIONS | 0 |
|
SU1038276A1 |
| METHOD OF CABLE TRANSPORTING | 2007 |
|
RU2349534C1 |
