Interactive auxiliary device for college foreign language teaching

The invention discloses an interactive auxiliary device for college foreign language teaching, which comprises a bottom plate, protection boxes are fixedly connected to the two sides of the top of the bottom plate, cylinders are fixedly connected to the bottoms of the inner cavities of the protectio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MEI CAIQIN, ZHANG JIANHUA, LI FANGQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE BLASTING CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING 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 HANDLING THIN OR FILAMENTARY MATERIAL HEATING LIGHTING MECHANICAL ENGINEERING PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS PHYSICS PLANETARIA SEALS STANDS OR SUPPORTS STORING THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses an interactive auxiliary device for college foreign language teaching, which comprises a bottom plate, protection boxes are fixedly connected to the two sides of the top of the bottom plate, cylinders are fixedly connected to the bottoms of the inner cavities of the protection boxes, and the tops of the cylinders penetrate through the tops of the protection boxes and are fixedly connected with transverse plates. Fixing plates are fixedly connected to the periphery of the top of the transverse plate, a connecting rod is fixedly connected between the two fixing plates, the surface of the connecting rod is sleeved with a pressing plate, torsional springs are fixedly connected between the pressing plate and the fixing plates, a base is arranged at the bottom of the pressing plate, and the pressing plate makes contact with the base. The top of the base is fixedly connected with a panel. Through cooperation of the bottom plate, the protection box, the air cylinder, the transverse plate, the