Shaft excavator
A working stage 1 is used for the installation of fixtures in vertical shafts in mining and tunnelling, which is suspended from one or more ropes and having at least one working level 2, 3, 4 . A height-adjustable shaft excavator 5 is provided underneath working stage 1 for unloading and/or removing blasted debris.
1 . Working stage ( 1 ) for sinking a shaft and for installing equipment in vertical shafts in mining and tunnelling, being suspended from one or more ropes and having at least one working platform ( 2 , 3 , 4 ), with at least one height adjustable shaft excavator ( 5 ) positioned below the working stage ( 1 ) and used for unloading and/or transporting blasted broken material, wherein
the working stage ( 1 ) having a longitudinal axis ( 7 ) in which is disposed a telescopic pipe ( 8 , 9 ) with an inside pipe ( 9 ) and an outer pipe ( 8 ) having a lower end at which ( 12 ) is arranged a shaft excavator ( 5 ) and that while a shaft lining is being inserted on the working stage, the blasted broken material is loaded remotely and/or automatically into a bucket and extracted via the shaft excavator without manual intervention;
wherein
a console ( 15 ) for connecting the shaft excavator ( 5 ) is provided at the lower end ( 12 ) of the telescopic pipe ( 8 , 9 ) or under a lowest working platform which is in a lower position in the shaft than any other working platform; wherein
the console ( 15 ) is used to move and/or swivel the shaft excavator ( 5 ); and wherein
the shaft excavator ( 5 ) is guided in a carriage ( 16 ) in the console ( 15 ).
2 . Working stage according to claim 1 , wherein
the shaft excavator ( 5 ) has a height which is adjusted by a device ( 8 , 9 , 13 ) assigned to the working stage ( 1 ).
3 . Working stage according to claim 1 , wherein
the shaft excavator ( 5 ) is located at a bottom ( 14 ) of the lowest working platform.
4 . Working stage according to claim 1 , wherein
the insertion of the shaft lining on the working stage ( 1 ) and the loading and conveying of the blasted broken material in buckets take place simultaneously.
5 . Working stage according to claim 1 , wherein
the operation of the shaft excavator ( 5 ) is carried out from the working stage ( 1 ) or from above ground.
6 . Working stage according to claim 1 , wherein
a boom ( 17 ) of the shaft excavator ( 5 ) is guided in the carriage ( 16 ).
7 . Working stage according to claim 6 , wherein
the boom ( 17 ) has an upper part ( 18 ) and a lower part ( 19 ).
8 . Working stage according to claim 7 , wherein
a handle ( 21 ) is hinged on the upper part ( 18 ) of the boom ( 17 ).
9 . Working stage according to claim 8 , wherein
an end ( 22 ) of the handle ( 19 ) facing away from the console ( 15 ) is used to steer a tool ( 20 ).
10 . Working stage according to claim 6 , wherein
cylinders ( 24 , 25 ) and/or supply hoses ( 26 , 27 ) are arranged within the boom.
11 . Working stage according to claim 1 , wherein
a camera system is assigned to the working stage ( 5 ).
12 . Working stage according to claim 1 , wherein
a stored position of a recovery bucket serves as a reference value for positioning and/or emptying a backhoe bucket ( 20 ).