Two prism structure of stage lamp

The utility model relates to a two prism structure of stage lamp, including the mounting panel, prism rotating device, first prism and second prism, be equipped with the light trap on the mounting panel, it is first, two prisms pass through prism rotating device and rotate in the top of light trap, it is first, two prisms perhaps separate with the projection coincidence of light trap, prism rotating device still includes the drive plate of being connected with drive machine, the below of drive plate is equipped with the drive gear rather than fixed connection, be equipped with first gear on the first prism, be equipped with the second gear on the second prism, drive gear is respectively with first, two gear engagement, drive firstly through drive gear, two gears, make firstly, two prisms can appear in the projection top of light trap on law ground in succession, reach the effect that different worn -out furs appear, it is abundanter to make the stage effect. 本实用新型涉及种舞台灯的双棱镜结构，包括安装板，棱镜转动装置，第棱镜和第二棱镜，安装板上设有透光孔，第