Novel teaching blackboard
The utility model discloses a novel teaching blackboard which comprises a blackboard body, a blackboard outer frame and an equipment box, the blackboard body is fixedly installed on the front face of the blackboard outer frame, the equipment box is fixedly installed on the back face of the blackboar...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a novel teaching blackboard which comprises a blackboard body, a blackboard outer frame and an equipment box, the blackboard body is fixedly installed on the front face of the blackboard outer frame, the equipment box is fixedly installed on the back face of the blackboard outer frame, and the utility model relates to the technical field of teaching equipment. According to the novel teaching blackboard, after the blackboard is used, the blackboard can be automatically wiped, the defects that traditional manual wiping is low in efficiency and wastes time and labor are overcome, character content of the upper half portion or the lower half portion of the blackboard can be selectively wiped according to classroom content requirements, and needed characters are reserved; and meanwhile, the defect that the upper half part of a pupil cannot be wiped when the pupil wipes the blackboard due to the fact that the blackboard has a certain height is effectively overcome, so that the functional |
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