Special teaching board for education informatization teaching
The utility model discloses a special teaching board for education informatization teaching. Including a frame, a teaching board is hinged between the middles of the inner walls of the two sides of the frame through hinge columns. A white board is arranged in front of the teaching board; rear projec...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a special teaching board for education informatization teaching. Including a frame, a teaching board is hinged between the middles of the inner walls of the two sides of the frame through hinge columns. A white board is arranged in front of the teaching board; rear projection plate, an L-shaped bracket is fixedly mounted in the middle of the top surface of the frame; atransverse frame of the L-shaped support is located in front of the teaching board and is perpendicular to the teaching board. A projector is fixedly installed at the front end of a transverse frame of the L-shaped support, the relative position of the projector and the frame is fixed and can be projected to the teaching board, positioning holes are formed in the top and the bottom of one side ofthe teaching board respectively, a through hole is formed in the bottom of one side of the frame, and the through hole corresponds to the positioning hole located below in position. The device provided by the utility model is |
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