Projection device

The utility model discloses projection equipment which comprises a light source, a light machine and a lens, and the light machine comprises a light machine shell, a fixed cover plate, a light guide pipe, a first reflector, an adjusting assembly and a digital micromirror device DMD. The fixed cover plate and the ray machine shell define a containing space, the ray machine further comprises a light inlet and a light outlet which are located in the two perpendicular side faces of the ray machine shell, the light source is connected with the light inlet, the lens is connected with the light outlet, light beams emitted by the light source enter the light guide pipe, the light guide pipe outputs rectangular light spots, and the light guide pipe is fixed to the bottom of the ray machine shell. The DMD is arranged on the side surface of the ray machine shell and is parallel to the light outlet; the first reflecting mirror is located in a light path between the light guide pipe and the DMD, the first reflecting mirro