BELT-CONVEYING INSTALLATION, METHOD FOR OPERATING SAME, AND USE THEREOF Russian patent published in 2017 - IPC B65G23/22 

FIELD: transportation.

SUBSTANCE: belt-conveying installation (1) for heavy industry, in particular for raw material or mining industry, comprises one carrying structure (2), conveying belt (3) and drive apparatus (4) for driving conveying belt (3). Drive apparatus (4) includes drive shaft (5), drive-shaft-bearing arrangement (5a), drive roller (6) and independently excited drive motor (7) inform of a frequency-converter-fed alternating-current synchronous motor with stator (7a) and rotor (7b). Drive shaft (5) and drive motor (7) are connected to one another without any gearing, and rotor (7b) and drive shaft (5) are arranged coaxially. Drive shaft (5) is laid through rotor (7b).

EFFECT: prevention of deflection of drive shaft and, as a result, relative motion between rotor and drive shaft.

22 cl, 9 dwg