Electric cylinder with reminder function and quick-release structure thereof

An electric cylinder (10) with a reminder function, comprising:

• an electric cylinder main body (1) comprising a case (11) and an electric motor (12), a lead screw (13), and a worm wheel (21) disposed in the case (11), the electric motor (12) comprising a worm gear (121), the worm wheel (21) disposed on a terminal of the lead screw (13) and engaging with the worm gear (121);
• and
• a quick-release structure (2), comprising:
• a clutch (22), adapted to sheathe and fix the lead screw (13), and configured to rotate with the lead screw (13);
• a clutch plate (23), configured to connect to the worm wheel (21), rotate with the worm wheel (21), and relatively move to the clutch (22) to connect or separate from the clutch (22);
• a linkage rod component (3), movably disposed on the case (11) and comprising a pullable part (31) disposed on one end thereof, another end of the linkage rod component (3) fixed on the clutch plate (23), the linkage rod component (3) comprising a sliding block (32) disposed between the pullable part (31) and the clutch plate (23), the pullable part (31) configured to drive the sliding block (32) to move through the linkage rod component (3) and drive the clutch plate (23) and the worm wheel (21) to separate from the clutch (22);
• a position sensor (4), disposed corresponding to the sliding block (32), and configured to sense a movement of the sliding block (32) and generate a displacement signal;
• and
• an alarm (5), configured to receive the displacement signal and send a warning.