| 摘要 |
A wheel hub comprising a support rim (1). The support ring (1) comprises an integrally formed inner wheel rim (11), a large span dual bearing support frame (12), and a rotor protection frame support groove (13). The support rim (1) is detachably provided at a lateral end thereof with a quick tire-replacement rim (2). The inner wheel rim (11) has arranged thereon a first tire-sealing face (101). The quick tire-replacement rim (2) has arranged thereon a second tire-sealing face (201). A wheel hub motor vehicle wheel employing the wheel hub. An electric vehicle employing the wheel hub motor vehicle wheel. Rapid replacement of a tire or rapid removal of same from the wheel hub for maintenance is implemented without having to remove the wheel hub of the vehicle wheel from a vehicle body; this allows the replacement or maintenance of the tire to be time-saving, effort-saving, and greatly convenient. In addition, the wheel hub also provides a brake radius as large as possible and a maximized rotor space of an external rotor motor. |
