| The development of football, the ancient sport historically, have been the offensive and defensive form the two opposite and conflicting relations. Attack and defend the unity of opposites is the relationship between football sports development eternal law, influence the development of defense, the defense also affects the improvement of attack, the contradictory relations make the sport more attractive. Tactics for the modern football as time, rules, and the development of athletes’ physical qualities, and many other factors, modern competitive football competition, against enhancement, offensive and defensive conversion speed up, defensive area expansion, athletes in stamina and technique level of diversification, etc. Modern football competition is ultimately win the characteristics of time and space, and three dimensional space is not just the competition of the ground, the fight in the air and the competition is very fierce. Overheads technology with competition fierce and the football match the characteristics of the project development, technology is a kind of proving inconclusive football, is for the air, compete for space characteristics very important technical means, especially in the penalty area and the threat of the goal area, use the head ball technology involved in offensive and defensive battle for high altitude in the high level competitive football game has very important significance. The World Cup is the world’s highest level, the highest level, the most influential football matches, once every four years the world’s highest football feast also represent the forefront of development of football tactics level is the best present development trend of modern football match, and review all continents the best embodiment of the national football level. The game reflects the latest cutting-edge style of football and tactics level is very worth us to study and research. World Cup competition is fierce, the World Cup in the offensive and defensive tactics of the dominant ideology and whole organization form, will become the benchmark of the world football development for years, led the development of football sports. So the head the ball technology used in the World Cup is very necessary.This paper based on the 20 th session of World Cup knockout stages all 16 games video, using logical analysis, literature and mathematical statistics on the 20 th session of World Cup knockout stages all overheads technology application situation to carry on the statistical analysis and research.By studying the results: 1 occurred in the middle of the top of the head the ball reached 963 times, most times accounted for more than 75%. 2 the purpose of the ball from the top of your head, the most destructive head the ball, 683 times, accounted for more than 50%. 3 players to complete the top of the head the ball movement state technology times, 1125 times, nearly 80% of the total, against the state’s head the ball number reached 705, accounts for more than 55%. 4 on set-pieces overheads objective analysis, the most destructive head the ball, 114 times, 63.33% of the total number of cases of head the ball from set-pieces.Conclusion: 1 the top of the head the ball for mainly occurs in the middle, especially the penalty area is the top of the head in front of the ball the ball for the heat of the area. 2 can be seen in the analysis of overheads purpose, head the ball is the most, followed by the top of the head ball passing and overhead shot. 3 when athletes finish head technology in most case, it is in the dance and the body in the running state and by certain physical confrontation. 4 set pieces in a state of overheads statistic results, most occurred in the penalty area in front of goal, mainly destructive overheads and of the highest success. |
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