Multi-mode English teaching device for English teaching
An English teaching, multi-modal technology, applied in projection devices, optics, educational appliances, etc., can solve the problems of easily damaged projectors, no buffer function, inconvenient viewing of teaching boards, etc., to achieve easy viewing, simple operation, convenient buffering effect
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[0028] refer to Figure 1-5, the present embodiment proposes a multi-modal English teaching device for English teaching, including a base 1, the four corners of the bottom of the base 1 are rotatably installed with rollers 2, the top of the base 1 is fixedly installed with a support seat 3, and the support seat 3 is provided with a teaching board 16, the top of the teaching board 16 is equipped with a push rod 17, and the bottom side of the push rod 17 is equipped with a projector 18, the top of the base 1 is provided with a rectangular groove 4, and the rectangular groove 4 Screw rods 5 are rotated on both sides of the inner wall, and the two screw rods 5 are welded on one side close to each other. 6. A motor 8 is fixedly installed on the top of the base 1, and a first sprocket 9 is fixedly installed on the output shaft of the motor 8, and a second sprocket 7 is fixedly sleeved on one of the two screw rods 5, and the first The second sprocket 7 and the first sprocket 9 are d...
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