The invention discloses a safety syringe structure comprises a needle cylinder, a push rod arranged, the needle tube and the needle rod connected to the needle group and the group of needle extending needle, needle outer cover, which is characterized in that the push rod comprises a rod body, the rod body is arranged on the top of a butt joint seat, seat is provided with a butt butt butt hole, the hole and the metal hook is connected with the bottom of the needle group, including needle head seat and the needle seat is connected with the bottom of the needle, needle seat is provided with a groove. Safety syringe structure of the invention in the use of the cover with normal injection, injection at the end of the metal hook insertion groove position, the push rod along the needle pull out, to drive the needle into the needle cylinder, then the push rod is broken. Thus, the needle is positioned in the syringe and is not easily wound by the needle head, causing infection. The invention has the advantages of safety and sanitation, high work efficiency and low manufacturing cost.
【技术实现步骤摘要】
【技术保护点】
一种安全针筒结构，包括针筒、位于针筒内的推杆、与推杆连接的针头组、该针头组的针头伸出针筒外，针头外套有外盖，其特征在于推杆包括杆体，杆体顶部设有对接座，对接座设有对接孔，对接孔与金属钩体的底部连接，针头组包括针头座和与针头座连接的针头，针头座底部设有扣合槽。
【技术特征摘要】
【专利技术属性】
技术研发人员：张恒义，
申请(专利权)人：上海幼安医疗科技有限公司，
类型：发明
国别省市：31[中国|上海]
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