Key with protection function

The utility model discloses a key with a protection function, which relates to the field of vending machines and comprises a key board, a protection component and a plurality of keys are arranged on the outer surface of the key board, the protection component comprises sliding grooves arranged on two sides of the outer surface of the key board, sliders are arranged in the sliding grooves, a protection board is mounted between the two sliders, and the keys are arranged on the protection board. A reset spring is fixed to the upper portion in the sliding groove, and a pull rod is arranged at the bottom of the protection plate. According to the utility model, through the arrangement of the protection assembly, when the key needs to be pressed, a user can pull the pull rod downwards, the pull rod moves downwards to drive the protection plate to move, so that the protection plate does not shield the key any more, the key can be pressed at the moment, and if the key does not need to be pressed, only the pull rod nee