Relay protection reset device and air compressor of tobacco processing equipment

The invention relates to a relay protection reset device and an air compressor of tobacco processing equipment. The relay protection reset device comprises a protection plate (5) and a reset rod (1),wherein the protection plate (5) is arranged in front of a contactor (9) and is configured to isolate an electric arc generated when the contactor (9) works, and a reset key (7) of the contactor (9) is pressed down in a normal working state and bounces up in a power-off protection state; the reset rod (1) penetrates through the protection plate (5), and in a normal working state, the inner end ofthe reset rod (1) leaves the reset key (7); in the power-off protection state, the reset rod (1) is configured to move relative to the protection plate (5) by receiving an external force through the outer end so as to press down the reset key (7) through the inner end. The device can quickly reset an alarm of the contactor due to the overload protection action under the condition that the protection plate does not need to