Pnematic anti -bird thorn of balanced type is inhaled to magnetism

The utility model relates to a pnematic anti -bird thorn of balanced type is inhaled to magnetism, including unable adjustment base, unable adjustment base on be equipped with the protection casing, the top of protection casing is equipped with the fixed axle, the fixed axle on rotate and to be equipped with the sliding ball seat, the top of sliding ball seat be equipped with a plurality of felting needles, thorn needle position umbrella -shaped structure is formed in protection casing top, which comprises a fixed base, the lower extreme of dynamic main shaft connect and to be provided with the counter weight hammer, counter weight hammer adopt made of iron, and when dynamic main shaft during at vertical state counter weight hammer under unable adjustment base on inlay and be provided with a magnetic attraction block that can adsorb the counter weight hammer. 本实用新型涉及种磁吸平衡式风动防鸟刺，包括有固定底座，所述的固定底座上设有防护罩，所述防护罩的顶部设有固定轴，所述的固定轴上转动设有滑动球座，所述的滑动球座的上方设有多个刺针，所述的刺针位于防护罩上方形成伞状结构，所述滑动球座的下方位于防护罩内设置有动态主轴，所述的动态主轴的下端连接设置有配重锤，所述的