Think political affairs teaching and use speech board

The utility model provides a think political affairs teaching and use speech board, the rotary integrating sphere includes a fixed support, the face, face elevating system, the blackboard eraser, blackboard eraser vertical moving mechanism, blackboard eraser horizontal migration mechanism and contro...

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Bibliographische Detailangaben
Hauptverfasser:	GEN SUO, FAN LIJUAN, BAI LIYING, WEN GUOZHENG, WANG YAN, YUE DONGQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES PHYSICS PLANETARIA SEALS
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Beschreibung
Zusammenfassung:	The utility model provides a think political affairs teaching and use speech board, the rotary integrating sphere includes a fixed support, the face, face elevating system, the blackboard eraser, blackboard eraser vertical moving mechanism, blackboard eraser horizontal migration mechanism and controller, the fixed bolster includes the horizontal stand, vertical support in a left side and right vertical support, face elevating system includes first fixing base, first motor and first rack, it is rotatory that first motor drives first gear, a first gear and a rack toothing, blackboard eraser vertical moving mechanism includes the second rack, second fixing base and second motor, it is rotatory that the second motor drives the second gear, second gear and the 2nd rack toothing, blackboard eraser horizontal migration mechanism includes the third rack, the third fixing base, third motor and rotating electrical machines, it is rotatory that the third motor drives the third gear, third gear and the 3rd rack toothing,