一种便携式多媒体演示装置

Portable multimedia demonstration device

Abstract

The utility model discloses a portable multimedia demonstration device, comprising a box body, a box cover, a projector, a digital display device, a power supply interface and a multimedia input interface, and the portable multimedia demonstration device further comprises a projection reflection mirror for reflecting a projection image of the projector. The portable multimedia demonstration device has the advantages that the box body and the box cover are made of engineering plastic materials, thereby being beautiful, light, insulating, safe and easy to carry; a digital lens and a telescopic arm are movably connected with the box body, when in use, the two do not need to be removed, when in carry, the two can be folded in the box body, the digital lens and the telescopic arm do not need to be stored additionally, so that the use is very convenient; the projection angle of the projector can be dual-regulated through a projector elevation angle regulating device and a projection reflection mirror regulating device, thereby facilitating the use of operators; and the projection effect with near distance and large image can be realized by the reflection of the projection reflection mirror, thereby greatly enhancing the teaching demonstration effect.
本实用新型公开了一种便携式多媒体演示装置,包括箱体、箱盖、投影机、数码展示装置、电源接口、多媒体输入接口,还包括投影反射镜,用于反射所述投影机的投影影像。本实用新型的有益效果是:箱体、箱盖采用工程塑料材料制成,美观轻便、绝缘安全、便于携带;数码镜头、伸缩臂与箱体活动连接,使用时不必拆装,携带时可折叠置于箱体内部,数码镜头、伸缩臂无需另行存放,使用十分方便;投影机投影角度可通过投影机仰角调节装置、投影反射镜调节装置双重调节,便于操作者使用;通过投影反射镜的反射可以实现近距离大画面的投影效果,大大增强教学展示效果。

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Cited By (4)

    Publication numberPublication dateAssigneeTitle
    CN-102708714-AOctober 03, 2012张文青, 王燕华, 陈龙Multimedia integrated digital classroom
    CN-102956123-AMarch 06, 2013亿度慧达教育科技(北京)有限公司一种教学感应装置
    CN-102956123-BJune 03, 2015亿度慧达教育科技(北京)有限公司一种教学感应装置
    WO-2011106908-A1September 09, 2011Ruan Changgen一种便携式多媒体演示装置