When doing homework, we should first avoid direct dripping of rainwater and other liquids on the gourd to avoid affecting its normal operation; We can also cover the surface of the gourd with a waterproof film without affecting its normal operation, which can effectively prevent rainwater from corroding the gourd.

After use, we need to immediately wipe off any water stains or other debris on the surface of the gourd, and apply appropriate lubricating and rust resistant grease to the metal parts to ensure better operational performance and rust and moisture resistance.

Finally, when storing, place it in a specialized storage box and store it in a dry and ventilated environment, which can effectively prevent rusting of the gourd.