Smart education blackboard capable of projecting screen

• Main Authors: LI SHAOQI, ZHAO SHUANG, ZHAO YAO, WANG GAOCHUN, HU SHUSEN
• Format: Patent
• Language: Chinese; English
• Published: 23.08.2022
• Subjects: ADVERTISING; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; BLASTING; CRYPTOGRAPHY; DIAGRAMS; DISPLAY; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; 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; GLOBES; HEATING; LIGHTING; MECHANICAL ENGINEERING; PHYSICS; PLANETARIA; SEALS; STANDS OR SUPPORTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a screen projection type wisdom education blackboard which comprises a rectangular box body, two lead screw supports are oppositely installed on the lower portions of the left side wall and the right side wall of the rectangular box body, lead screws are installed in the two lead screw supports, nuts are installed on the two lead screws and located in the rectangular box body, and the left side wall and the right side wall of the rectangular box body are fixedly connected with the two lead screws. Two L-shaped supporting plates are oppositely installed on the two nuts, rectangular frames are fixed to the opposite faces of the two L-shaped supporting plates through supporting columns, display screens are fixed to the interiors of the two rectangular frames, and a driving mechanism used for driving the two lead screws to rotate is arranged on the lower side wall of the rectangular box. The two display screens can extend out of the interior of the rectangular box body, when the two di