A blackboard with automatic water spray
A blackboard, automatic technology, applied in the field of automatic water spray blackboard, can solve the problems of adverse effects on human health, waste of time, manual erasing, etc., to achieve the effect of thorough wiping, low flying, and improved convenience
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[0028] The present invention will be further described in detail below in conjunction with the accompanying drawings, so that those skilled in the art can implement it with reference to the description.
[0029] Such as figure 1 , figure 2 , image 3 , Figure 4 and Figure 5As shown, the present invention provides a blackboard for automatic water spraying, comprising: a blackboard body; a sliding frame, which includes a pair of first guide rails 1, 2 arranged horizontally and a second guide rail 3 arranged vertically, and a pair of first guide rails 3 The guide rails are arranged on the outer sides of the upper and lower edges of the blackboard body 6, and the second guide rails are slidably arranged on a pair of first guide rails; the eraser seat 4 is slidably arranged on the second guide rails; An eraser body 5, which is arranged on the eraser seat, and when the second guide rail advances to the front side of the blackboard body, the eraser body remains in contact with...
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