Detachable and maintainable projection lamp

The utility model provides a projection lamp capable of being disassembled and maintained. Lamp shell, a concentric-square-shaped pressing groove is fixedly connected to the interior of the lamp shell; a sealing rubber strip is clamped in the hollow-square-shaped pressing groove; a transparent plate is arranged on the right end surface of the sealing rubber strip; an L-shaped buckle is arranged onthe outer side of the transparent plate; the L-shaped buckles are connected to the upper end face and the lower end face in the lamp shell in a clamped mode. Compared with the prior art, the utilitymodel has the following beneficial effects: the utility model has the following beneficial effects; the sealing rubber strip is clamped in the hollow-square-shaped clamping groove; by arranging the L-shaped buckle on the transparent plate, making the transparent plate make contact with the rubber strip and clamping the transparent plate through the L-shaped buckle, the sealing performance betweenthe transparent plate and t