Multimedia device is used in teaching convenient to adjust

The utility model discloses a multimedia device is used in teaching convenient to adjust, the on -line screen storage device comprises a base, the slip annular has been offered to the inside wall of base, and the first cavity that is circular form is offered to the upper surface of base, and the car...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	ZHANG RONGQIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING 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 LIGHTING MECHANICAL ENGINEERING STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a multimedia device is used in teaching convenient to adjust, the on -line screen storage device comprises a base, the slip annular has been offered to the inside wall of base, and the first cavity that is circular form is offered to the upper surface of base, and the carousel with first cavity looks adaptation is placed to the inside of first cavity. This multimedia device is used in teaching convenient to adjust, can drive the carousel, support column and bracing piece carry out synchronous rotation, so as to drives the multimedia presentation screen and rotates,the effectual students that have guaranteed different angles can both see the multimedia presentation screen, the effectual emergence of avoiding light reflection phenomenon, can be to bracing piece and multimedia presentation screen highly carry out reasonable regulation, effectually the emergence of sheltering from the sight problem has been avoided, multimedia teaching device's regulation is more convenient, the effect