With the continuous change and development of multimedia teaching, smart blackboards are more and more common in various training, classroom and other educational scenes. Now smart blackboards are generally push-pull. On the basis of this composite blackboard, through the Internet of things sensor technology, without changing any usage habits of teachers (on ordinary blackboards, ordinary chalk and eraser are used for content writing and erasure), The track written on the ordinary blackboard or whiteboard can be digitized in real time. The digitized blackboard can be connected, projected and amplified in real time through the existing projector or other display equipment in the classroom, or synchronized in real time in the cloud and mobile phone.

Smart blackboard features

1. Writing synchronization: use ordinary chalk to write, with smooth hand feeling, moderate friction, uniform notes, clear lines, and real-time projection.

2. Eye protection ring; International famous brand high-quality paint baking steel plate, panel and frame gloss ≤ 12%, no obvious glare, no reflection, and effectively protect students' eyesight.

3. Humanization; According to actual needs, teachers can change the position of the blackboard on the left and rear (different models), adopt high strength, moisture proof and sound absorbing polystyrene foam, and write without creaking sound to effectively improve the sense of writing.

Overall architecture of smart blackboard

The touch screen integrated machine is centered, a fixed writing board is installed at both ends of the inner layer, which is parallel to the touch integrated machine, the outer layer is a sliding writing board, and the touch integrated machine is installed on the side; A fixed writing board is installed at one end of the inner layer, which is parallel to the touch all-in-one machine, and the outer layer is a sliding writing board. The sliding board is equipped with a padlock, which can be opened and closed freely to ensure the safety of the touch all-in-one machine.