The invention relates to the technical field of projection lamps, and discloses an LED explosion-proof ceiling projection lamp, which comprises a mounting bottom plate, wherein a vertical rotating andconnecting rod is fixedly mounted in the middle of the surface of the right end of the mounting bottom plate, a mounting block is arranged on the right side of the vertical rotating and connecting rod, a vertical rotating block is fixedly arranged the left end surface of the mounting block, and the right end of the vertical rotating and connecting rod extends to the inner part of the left end ofthe vertical rotating block. According to the LED explosion-proof ceiling projection lamp, by arranging the vertical rotating and connecting rod and the vertical rotating block, the rotation adjustment in the vertical direction can be stably carried out on the irradiation direction of the projection lamp, a horizontal rotating and connecting rod and a horizontal rotating block are arranged, the rotation adjustment in the horizontal direction can be stably carried out on the irradiation direction of the projection lamp, a vertical rail, a horizontal rail and a sliding block are arranged, linearadjustment in the vertical or horizontal direction can be stably carried out on the irradiation direction of the projection lamp, and the illumination direction of the projection lamp is freely and stably adjusted at each angle.