Power grid terminal time service device and use method thereof

The invention discloses a power grid terminal time service device and a use method thereof, the device comprises a protective shell, an opening and closing mechanism, a lifting plate, a fixing frame and an antenna cleaning mechanism, a protective plate is fixedly connected to the outer wall of the top of the protective shell, a sliding groove is formed in the outer wall of one side of the protective plate, and a protective cover is arranged in the sliding groove in a sliding fit mode; a first vertical empty groove, a second vertical empty groove and a third vertical empty groove are sequentially formed in the circumferential inner wall of the protective shell; the opening and closing mechanism is used for driving the protective cover to slide into or out of the sliding groove. The lower side of the lifting and collecting plate 4 is fixedly connected with an electric push rod, and the lower end of the electric push rod is fixedly connected to the inner wall of the lower side of the protective shell. A time ser