Erecting mechanism, geological disaster assessment projection device and use method thereof

• Main Authors: LIU YAO, SON, SUNG-MU, LIU YU
• Format: Patent
• Language: Chinese; English
• Published: 22.09.2023
• Subjects: ACCESSORIES THEREFOR; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; BLASTING; CINEMATOGRAPHY; ELECTROGRAPHY; ENGINEERING ELEMENTS AND UNITS; FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HOLOGRAPHY; LIGHTING; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; PHOTOGRAPHY; PHYSICS; SHOCK-ABSORBERS; SPRINGS; STANDS OR SUPPORTS; THERMAL INSULATION IN GENERAL; WEAPONS

The invention provides a projection device for environmental art teaching and a use method thereof, and relates to the field of environmental art, the projection device comprises a projector main body, the lower surface of the projector main body is slidably connected with a fixing plate, the lower surface of the fixing plate is provided with a bearing body, and the upper surface of the bearing body is provided with a projection device. A sliding groove is formed in the lower surface of the fixing plate, an adjusting mechanism is arranged in the sliding groove, and the rotating mechanism is arranged on the lower surface of the fixing plate. By arranging the rotating mechanism and the adjusting mechanism, the angle of the projector main body can be conveniently adjusted, and by arranging the connecting rod, the spring and the first fixing block, the projector main body can be conveniently damped. 本发明提供一种用于环境艺术教学的投影设备及其使用方法，涉及环境艺术领域，本发明包括投影仪主体，所述投影仪主体的下表面滑动连接有固定板，所述固定板的下表面设置有承载体，所述承载体的上表面开设有，所述的下表面开设有滑槽，所述滑槽的内部