The invention discloses a traction machine provided with an external rotor. The traction machine comprises a base (4), wherein two deep rolling groove bearings (7) are mounted in a bearing block in the center of the base (4), and inner rings of the deep rolling groove bearings (7) are fixed on a hollow shaft (6); a stator winding (3) is fixed on the outer side of the base (4); a rotor magnetic yoke (1) is mounted on the outer side of the stator winding (3) in a matched manner, the rotor magnetic yoke (1) and the hollow shaft (6) are connected into an integral structure, and a traction wheel (8) is mounted in the connection position. With the adoption of the structure of the traction machine, the assembly is more convenient, and the traction machine can bear higher loads.
Traction machine provided with external rotor
30.09.2015
Patent
Elektronische Ressource
Englisch
Traction machine rotor assembly and elevator traction machine thereof
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