The invention discloses a ball type roller wheel assembly of a luggage. The ball type roller wheel assembly comprises a roller wheel bracket and roller wheels, wherein the roller wheels are mounted on two sides of the roller wheel bracket; the roller wheel bracket comprises a bracket body, and the bracket body is provided with a hollow cavity radially formed; each roller wheel comprises an inner roller wheel sleeve and an outer roller wheel ring, rolling bodies are mounted between the inner roller wheel sleeve and the outer roller wheel ring, the inner roller wheel sleeves of the two roller wheels are inserted into openings in two sides of the hollow cavity respectively, the outer walls of the inner roller wheel sleeves are in clip connection with the inner wall of the hollow cavity, and the outer roller wheel rings are arranged on the periphery surface of the hollow cavity in a sleeving manner, the rolling bodies are mounted between the outer roller wheel rings and the periphery surface of the hollow cavity, and each rolling body comprises a rolling sleeve body and balls mounted on the rolling sleeve body. The ball type roller wheel assembly disclosed by the invention has the advantages of being stable in structure, smooth in rolling and convenient to mount.
Ball type roller wheel assembly of luggage
2015-11-18
Patent
Electronic Resource
English
IPC: | B60B VEHICLE WHEELS , Räder für Fahrzeuge |