Projector hanger device for computer information technology teaching

The utility model discloses a projector hanger device for computer information technology teaching, which comprises a fixed plate and a pull rod, the bottom of the fixed plate is rotatably connected with a rotary drum, and the inner surface of the rotary drum is rotatably connected with the outer su...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	HU ZIXU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES THEREFOR ADVERTISING APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE BLASTING CINEMATOGRAPHY CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES ELECTROGRAPHY 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 HOLOGRAPHY LIGHTING MECHANICAL ENGINEERING PHOTOGRAPHY PHYSICS PLANETARIA SEALS STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a projector hanger device for computer information technology teaching, which comprises a fixed plate and a pull rod, the bottom of the fixed plate is rotatably connected with a rotary drum, and the inner surface of the rotary drum is rotatably connected with the outer surface of the pull rod, and the utility model relates to the technical field of projectors. The projector hanging rack device for computer information technology teaching comprises a hanging rack, the adjusting groove is composed of a middle vertical groove and a plurality of L-shaped grooves in thetwo sides of the vertical groove. The equipment height can be adjusted through the vertical groove; the L-shaped groove is used for supporting equipment; an L-shaped groove cooperates with an adjusting block; rotatable drum, the effect of adjusting the projection angle of the projector is achieved; through cooperation of the supporting plate and the annular plate, the projection angle of the projector can be adjusted, mea