The utility model relates to a medium low-speed magnetic floating turnout trolley device. The medium low-speed magnetic floating turnout trolley device comprises a trolley transverse beam (1), a trolley frame (3) and trolley wheels (4), wherein the trolley frame (3) is connected below two ends of the trolley transverse beam (1) through hinged shafts (2); the trolley wheels (4) are arranged between a pair of angular bearing boxes (6) through a wheel axle (5) to form a wheel component (8); and the wheel component (8) is fixedly connected below the trolley frame (3) though the angular bearing boxes (6) and bolts (7). The wheel component is fixedly connected with the trolley frame through the bolts, so when the wheel component needs to be maintained, the whole wheel component can be disassembled by disassembling the bolts to be maintained and the process is very convenient and quick. Through the adoption of the device, operations of maintaining wheels, replacing bearing, replacing screws and the like are facilitated, and the maintenance requirements of users are met.