Teaching aid for accountant teaching

• Main Authors: DONG HUI, LI XIN, MENG YUNFEI, LIU ZHENWEI, LI JIANFEI, TAO HAIJUN, ZHU QUANZHOU, GAO XUAN, LI HUI, JIANG HUI, BAO CUIZHI, ZHANG JUNLONG, LI TING
• Format: Patent
• Language: Chinese; English
• Published: 08.01.2021
• Subjects: ACCESSORIES FOR WRITING OR DRAWING; ADVERTISING; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; ARTICLES FOR WRITING OR DRAWING UPON; BUREAU ACCESSORIES; CABINETS; COFFEE MILLS; CRYPTOGRAPHY; DESKS; DIAGRAMS; DISPLAY; DOMESTIC ARTICLES OR APPLIANCES; DRAWERS; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; FURNITURE; GENERAL DETAILS OF FURNITURE; GLOBES; HUMAN NECESSITIES; OFFICE FURNITURE; PERFORMING OPERATIONS; PHYSICS; PLANETARIA; SEALS; SPICE MILLS; SUCTION CLEANERS IN GENERAL; TABLES; TRANSPORTING; WRITING OR DRAWING IMPLEMENTS

The teaching aid comprises a top plate teaching aid plate, a top plate, a bottom plate and an adjusting structure, universal wheels are fixedly connected to the two sides of the bottom end of the bottom plate respectively, supporting structures are fixedly connected to one sides of the universal wheels at the bottom end of the bottom plate respectively, and a telescopic rod is fixedly connected toone side of the top end of the bottom plate. And the top ends of the telescopic rods are fixedly connected with a top plate. The handle is shaken to drive the threaded rod to rotate, so that the sleeve in threaded fit with the threaded rod moves left and right, the connecting rod is driven to move, the first sliding block slides in the first sliding groove, the folding rod is driven to move, thefirst sliding block extends, and due to sliding fit of the second sliding block and the second sliding groove and hinging of the folding rod and the second sliding block, the folding effect is improved. And meanwhile, the tele