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Multifunctional drawing device for mathematics lessons
Multifunctional drawing device for mathematics lessons
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机译：多功能数学课绘图装置
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摘要
Multifunctional drawing device for mathematics instruction, comprising a floor panel (1),characterized by the fact that at one side of the lower end of the floor plate (1) a connecting part (2) is provided, the lower end of which is equipped with a bearing (3), the lower end of which is equipped with a wheel housing (4), in which a steering wheel (5) is provided, with a suction cup (6) at one side of the top of the floor plate (1) with an electric telescopic rod (7) at the top of the top of the floor plate (8) with a front plate (9) inside which a gear bar (10) is provided, the front end of which is equipped with a front plate (8) is fitted with a cleaning unit (12),the front end of which is fitted with a scale plate (11), with a sliding track (13) at the upper end of the median part of the front plate (8) inside which a sled (14) is provided, the front end of which is equipped with a first turning wheel (15), the lower end of which is equipped with a telescopic pole (16), the lower end of which is equipped with a first connecting rod (17), the lower end of which is equipped with a second rotating reel (18), the lower end of which is equipped with a mounting housing (19).
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