The invention discloses a screen door panel flicking device, which comprises a connecting piece (5) and a retractable sleeve (13), wherein the connecting piece (5) is fixed on a screen door portal crane girder and the retractable sleeve (13) is supported by the connecting piece. The sleeve comprises a front retractable sleeve (3) and a rear retractable sleeve (1), wherein the front retractable sleeve (3) and the rear retractable sleeve (1) are sleeved together and can slide relative to each other. A compression spring (2) is arranged between the front retractable sleeve (3) and the rear retractable sleeve (1). A screw plug (6) preventing the compression spring from falling out is arranged at the rear end part of the rear retractable sleeve (1). Limiting steps (10) are respectively arranged at the rear part of the front retractable sleeve (3) and the front part of the rear retractable sleeve (1). The front retractable sleeve leans against the rear part of a screen door panel. On the premise that the overall appearance of the screen door is beautiful and the clearance is small, the screen door panel flicking device can facilitate the opening of the panel.