Waterproof Gate Assembly And Electronic Device

A waterproof gate assembly, which is configured to be mounted to a housing and includes a cover, an installation axle and a fixing member, is provided. The installation axle is connected to the cover, allowing the cover to rotate relative to the installation axle. The installation axle includes an axial groove, an engaging structure and a fixing structure. The axial groove is connected to the cover and includes a first end portion and a second end portion. The engaging structure is connected to one side of the axial groove corresponding to the cover, extends to the first end portion of the axial groove, and is configured to be engaged at the housing. The fixing structure is connected to one side of the axial groove corresponding to the cover, and close to the second end portion. The fixing member passes through the fixing structure and is fixed at the housing. u(