A high jump training device for sports and its use method
A training device and high jump technology, applied in the field of sports training, can solve the problems of inaccurate positioning of footholds, inaccurate landing of athletes, poor training effect, etc., to achieve high efficiency, avoid single expansion and deformation, and optimize jumping trajectory Effect
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[0032] As an embodiment of the present invention, the calibration structure 2 includes a lifting motor 21 , a lifting screw 22 , a sliding plate 23 , a pointer 24 , a winding shaft 25 , a fixing plate 26 , a winding drum 27 , a cross bar 28 , and a limit buckle 29 , electromagnetic buckle 210 and magnetic block 211, the lifting motor 21 is installed on the top of the positioning frame 1, the screw rod is installed on the rotating shaft of the lifting motor 21, the inner part of the positioning frame 1 is provided with a sliding hole, and one end of the sliding plate 23 is provided with a sliding hole One end of the sliding plate 23 is provided with a screw hole, the lifting screw 22 is inserted in the screw hole, the fixing plate 26 is fixed on the sliding plate 23, the top of the fixing plate 26 is provided with a pointer 24, and the winding drum 27 is fixed on the fixing plate 26 On the upper side, the winding shaft 25 is installed inside the winding drum 27, the two ends of ...
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