The present invention provides a container-handling vehicle (9′) for picking up storage containers (6) from a three-dimensional grid (4) of an underlying storage system (1), comprising a vehicle body (13) and at least one lifting device (18′) for lifting a storage container (6) from the grid (4), the lifting device (18′) comprises a lifting band drive assembly (47, 47,31) connected to the vehicle body (13), a horizontal lifting frame (17) for releasable connection to a storage container (6), and four lifting bands (6a,16b) connecting the lifting band drive assembly (47, 47′, 31) to the lifting frame (17); the lifting band drive assembly (47, 47′, 31) comprises a lifting shaft assembly (47, 47′) having a lifting shaft (22, 22′) and at least one motor (23) for rotating the lifting shaft (22, 22′); and the lifting shaft (22) comprises a first end section (27a) and a second end section (27b); two of the lifting bands (16a,16b) are connected at each of the first and second end sections of the lifting shaft; and the lifting shaft assembly comprises at least one electrical insulating element (35, 54) arranged such that the lifting bands connected at the first end section is electrically insulated from the lifting bands connected at the second end section.
CONTAINER-HANDLING VEHICLE
2021-04-22
Patent
Electronic Resource
English