Loop-back type automobile battery quick replacement equipment and use method thereof

The invention discloses loop-back type automobile battery quick replacement equipment which comprises a body, a plurality of charging units are arranged in the upper layer of the body, and the bottom layer of the body comprises a battery circulation pipeline, a power battery and a rotating shaft; the power batteries are placed on the battery circulating pipeline at intervals, a plurality of pushing plates are arranged on the outer edge of the rotating shaft at intervals, and the pushing plates are inserted between the adjacent power batteries and stir the power batteries to move along the battery circulating pipeline; the conveying pipeline is of an arc-shaped or U-shaped structure, an output end and a bearing end are arranged at the two ends of the conveying pipeline respectively, and the output end and the bearing end directly face an opening of an automobile battery cavity; and a positioning assembly and a direction adjusting assembly are respectively arranged above and at the bottom of the conveying pipel