Patent attributes
A rotary projection night lamp relates to a field of lamps and includes a base, a light-emitting assembly disposed on the base, a rotating assembly disposed in the light-emitting assembly, a lamp panel disposed on the rotating assembly, and a pattern cover covering on the rotating assembly. The pattern cover is driven to rotate by the rotating assembly. A control board is disposed in the base. The control board is electrically connected to the light-emitting assembly and the lamp panel. The light-emitting assembly includes a shell disposed on the base and a light-emitting main body disposed on the shell. The rotating assembly includes a rotating disc. Clamping grooves are defined on an edge of a top face of the rotating disc. Protrusions matched with the clamping grooves are disposed on an edge of a lower end of the pattern cover. The protrusions are respectively clamped with the clamping grooves.