Patent ID: 7839035

Claim:
A power-driven rolling and receiving apparatus, comprising: a housing; a DC brushless motor located in the housing, a deceleration unit received in the housing, wherein the deceleration unit includes an input portion, a plurality of deceleration gear boxes and an output portion, the input portion and the output portion are respectively connected with the two sides of the deceleration gear boxes, and one end of the DC brushless motor is connected with the input portion, each of the deceleration gear boxes comprising a first box, a plurality of first wedging strips and a plurality of first wedging slots, the first wedging strips are disposed on the exterior of the first box at intervals, the first wedging slots are disposed on the interior of the first box at intervals, the deceleration gear boxes are connected in series by wedging the first wedging strips with the adjacent first wedging slots; a motor linker, wherein two ends of the motor linker are respectively connected with the DC brushless motor and the input portion; a controlling and driving unit having a control circuit, a driving circuit, and a power circuit, wherein the control circuit, the driving circuit and the power circuit are electrically connected together, and the driving circuit and the power circuit are electrically connected with the DC brushless motor; and a first brake unit having a logic circuit and a program control circuit, wherein the logic circuit and the program control circuit are located on the driving circuit, the logic circuit and the program control circuit are electrically connected with the control circuit, and the program control circuit is electrically connected with the DC brushless motor.