Ampoule bottle

The utility model discloses an ampoule bottle. The ampoule bottle comprises a head part, a necking part and a lower bottle body which are connected in sequence, the inner wall of the lower bottle body is connected with a protection ring, the protection ring extends in the circumferential direction of the necking part, the top of the protection ring protrudes into the area defined by the head, and the protection ring is used for preventing broken glass generated when the necking part is broken from falling into the lower bottle body; the protection ring is connected with a sealing piece so as to isolate the head from the lower bottle body. Even if glass fragments are generated in the process of breaking the head, the glass fragments cannot enter the lower bottle body, so that the phenomenon that the glass fragments are mixed into the liquid medicine is effectively avoided. 本实用新型公开了一种安瓿瓶，包括：依序连接的头部、缩颈部和下瓶身；所述下瓶身的内壁连接有防护环，所述防护环环绕所述缩颈部的周向延伸，所述防护环的顶部凸出至所述头部围设的区域内，所述防护环用于阻止所述缩颈部断裂时产生的玻璃碎掉入下瓶身的内部；所述防护环连接有封口件，以隔绝所述头部