Intelligent teaching device and teaching board
A teaching device and teaching board technology, which can be applied to reusable writing boards, printing, furniture parts, etc., can solve the problems of low utilization rate of the bottom of the blackboard, difficult writing, etc., and achieve improved stability and reliability and accurate moving position. Effect
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Embodiment 1
[0037] An intelligent teaching device, comprising a lifting blackboard 1 and an infrared distance measuring sensor 2;
[0038] The lifting blackboard 1 is slidingly connected with the wall;
[0039] An infrared ranging sensor 2 is used to measure the distance from the user; the infrared ranging sensor 2 is arranged downward; the infrared ranging sensor 2 is arranged on the upper part of the lifting blackboard 1 side;
[0040] The lifting blackboard 1 includes a blackboard main body 101 and a moving mechanism, wherein the moving mechanism is used to drive the blackboard main body 101 to move up and down on the ground;
[0041] The infrared ranging sensor 2 is electrically connected with the controller, and the controller is electrically connected with the moving mechanism;
[0042] The controller is used to control the movement of the moving mechanism according to the value monitored by the infrared distance measuring sensor 2 . Wherein, the controller includes a power supply...
Embodiment 2
[0056] An intelligent teaching board, the moving mechanism includes a slide rail 102, a gear 103, a rack 104, and a roller 105; wherein, the slide rail 102 is set up and down on the wall;
[0057] The rack 104 is arranged in parallel with the slide rail 102, the rack 104 is fixedly connected to the wall, the gear 103 is fixedly connected to the blackboard main body 101, and the gear 103 meshes with the rack 104;
[0058] Rollers 105 are provided on the back of the blackboard main body 101 corresponding to the slide rail 102 .
[0059] In this embodiment, the slide rail 102 is fixed on the wall, and the rollers 105 on the back of the blackboard main body 101 can move along the slide rail 102 . Through the meshing of the gear 103 and the rack 104 , driven by the gear 103 , the blackboard main body 101 can move up and down. In this embodiment, the rotation of the gear 103, that is, the moving mechanism drives the blackboard main body 101 to move up and down, is controlled by a s...
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