Wall-mounted type integrated multimedia teaching device

Abstract

The invention provides a wall-mounted type integrated multimedia teaching device which comprises a projection screen, a device box, a roll screen device, a gravity arm, an interface plate and a central controller, wherein the projection screen is arranged as a rectangular flexible screen; the device box is arranged at the upper part of the projection screen; the roll screen device used for rolling or putting down the projection screen is arranged in the device box; the gravity arm for ensuring the flatness of the projection screen is arranged at the lower part of the projection screen; the interface plate is arranged at the middle part of the gravity arm; the interface plate is connected with the central controller located in the device box through a connecting wire; and the connecting wire is located on the two sides of the projection screen and is wrapped with cloths. The wall-mounted type integrated multimedia teaching device is simple in structure, convenient in use and integrated with various functions of projection, microphone, sound amplification equipment, and the like; the teaching space is saved; the horizontal rail and the rolling device are arranged, the position of the device can be adjusted, and the normal use of a black board can be ensured; and various requirements required by teaching are met, the investment is saved, and the teaching effect is ensured.

Description

technical field [0001] The invention relates to the field of multimedia teaching equipment, in particular to a wall-mounted integrated multimedia teaching equipment. Background technique [0002] Most of the current multimedia classroom equipment is scattered and installed by computers, central control, power amplifiers, video booths and other equipment. A lot of connecting wires are needed between the devices, the installation of the equipment is complicated, and the maintenance is inconvenient; especially after the video booth is installed, it provides teachers with In addition, because the classroom is equipped with a blackboard under the existing conditions, the ordinary electronic whiteboard occupies the position of the blackboard, causing inconvenience to the use of the blackboard; the electronic whiteboard is more expensive and is easily damaged by mischievous students. Contents of the invention [0003] The invention provides a wall-mounted integrated multimedia te...

AI Technical Summary

Problems solved by technology

[0002] Most of the current multimedia classroom equipment is scattered and installed by computers, central control, power amplifiers, video booths and other equipment. A lot of connecting wires are needed between the devices, the installation of the equipment is complicated, and the maintenance is inconvenient; especially after the video booth is installed, it provides teachers with In addition, the blackboard is already installed in the classroom under the existing conditions, and the ordinary electronic whiteboard occupies the position of the blackboard, causing inconvenience to the use of the blackboard; the electronic whiteboard is expensive and easily damaged by mischievous students

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