The invention discloses an electric tricycle with an automatic unloading device. The electric tricycle comprises an electric tricycle body and is characterized in that a base is arranged on the electric tricycle body; a groove penetrating through a side face is formed in the base; the automatic unloading device is arranged on the base; the automatic unloading device comprises a bed, a supporting rod, a first rocker, a second rocker, a rotating shaft and a motor; the bottom end of the first rocker and the second rocker is sequentially rotatably arranged on the side wall of the groove of the base, the top end of the first rocker and the second rocker are hinged to the upper part and the lower part of the supporting rod through a first hinge and a second hinge correspondingly; the top end ofthe supporting rod is fixedly provided with a cargo compartment; the first rocking rod penetrates through the outer wall of the base through the rotating shaft and is in transmission connection with the motor output shaft; the supporting plate is vertically arranged on one side of the base; and when the supporting rod is located in the vertical state, the bottom surface of the cargo compartment abuts against the upper end face of the base when the first hinge is higher than the second hinge, and the side wall of the cargo compartment against the supporting plate. According to the electric tricycle with the automatic unloading device, automatic unloading of the cargo compartment can be effectively realized.