Unit-5-撑杆运动补充.讲义ppt课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Sergey Bubka,Soviet Union,/,Ukraine,6.14 m outdoors,6.15 m indoors,1985,Sergey Bubka,5.04m,5.04m,Phases of pole vaulting,The generally accepted technical model can be broken down into several phases,listed and described below:,Phases of pole vaulting,The approach,助跑,sprinting down the runway as to achieve maximum speed and correct take-off,position upon reaching the pit.,The approach助跑,1,1,The plant and take-off,插竿与起跳,Vaulters(usually)will count their steps backwards from their starting point to the box only counting the steps taken on the left foot(vice-versa for left-handers)until the last three steps taken and both feet are counted as three,two,one.These last three steps are normally quicker than the,previous strides.,The plant and take-off插竿与起跳,2,2,The swing and row,悬垂摆体,The vaulter swinging his trail leg forward and rowing,pushing,his top arm down to the hips,while trying to keep the trail leg straight,once in a U shape the left arm hugs the pole tight to efficiently use the,recoil within the pole.,The swing and row悬垂摆体The vaul,3,3,The extension,后翻举腿,Vaulter is positioned upside down.This position is often referred to as inversion.,The extension后翻举腿 Vaulter is,Unit-5-撑杆运动补充,The turn,转体,The vaulter turns 180 toward the pole.Ideally the vaulter will remain as vertical as,possible.,The turn转体The vaulter turns 1,Unit-5-撑杆运动补充,The fly-away,过竿,The vaulter pushing off of the pole and releasing it so it falls away from the bar and mats.The vaulters main concern is making sure that his arms,face and any other appendages do not knock the bar off,as he goes over.,The fly-away过竿,4,4,5,5,6,6,The vaulter should land near the middle of the foam landing mats,or pits,face up.,The vaulter should land near t,Unit-5-撑杆运动补充,The track of pole vaulting,The track of pole vaulting,