Blackboard machine with dust suction function
A blackboard machine and blackboard technology, applied in the field of blackboard machines, can solve problems such as affecting physical health
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[0023] Referring to the accompanying drawings, the blackboard machine with dust suction function in this embodiment includes a blackboard device, a blackboard eraser device, a dust suction device and a power unit.
[0024] The blackboard device includes a blackboard sealing box 1. The front side of the blackboard sealing box 1 is a blackboard surface 2. The blackboard surface 2 is used for chalk writing. The blackboard surface is based on a steel plate, and its outer surface is made of wear-resistant blackboard paint or jade sand glass or ceramic sheets Material.
[0025] The blackboard eraser device comprises a blackboard eraser sealed casing 3 and a blackboard eraser 4. Blackboard eraser 4 is arranged in the blackboard eraser sealed cabinet 3, and blackboard eraser 4 is used for wiping, erasing the chalk dust on the blackboard surface. Blackboard eraser sealed cabinet 3 is arranged on the front of blackboard surface 2, and blackboard eraser sealed cabinet 3 has the window f...
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