A kind of safe needle cover structure,It includes: a needle cover ontology,The needle cover ontology has a nested seat and a lid,And what nesting seat Hou end is equipped with a movable bending part and is connected one with lid,Wherein,The nesting seat system is open to have a c-opening,Sidewall symmetry is equipped with horizontal caulking groove within the c-opening,It is recessed with an accommodation groove in the lid system,And the corresponding nested seat in what bottom end is equipped with an opening and communicates with accommodation groove,Thereby,The needle cover this system, which is matched, to be combined on the syringe needle for setting what injection tube,When needle injection use finishes Hou,It is bent so that being directed through needle cover ontology and providing lid with movable bending part toward the swing of syringe needle direction,To facilitate and quickly be covered to the syringe needle,Ensure the safety of medical care or Biohazard Waste processing related personnel,And it is integrally implemented at it and more increases practical effect characteristic person using upper.一種安全針蓋結構,其包含:一針蓋本體,該針蓋本體具有一嵌套座以及一蓋體,並於嵌套座後端設有一活動彎折部與蓋體銜接一體,其中,該嵌套座係開放具有一C型開口,該C型開口之內側壁對稱設有水平嵌槽,該蓋體係內凹設有一容置槽,並於底端部對應嵌套座設有一開口與容置槽相通,藉此,該針蓋本體係配合組設於注射筒之針頭上,當針頭注射使用完畢後,俾能直接透過針蓋本體以活動彎折部提供蓋體往針頭方向旋擺彎折,以方便且快速的對該針頭進行遮蔽,確保醫護或醫療廢棄物處理相關人員的安全性,而在其整體施行使用上更增實用功效特性者。