ANTI-REFILL BOTTLE CAP

A separate bottle cap comprising a bottle body connector (1), an outer cap (2), an anti-backflow assembly (3) and an inner cap (4), wherein the bottle body connector (1) is a hollow cylinder, a lower end thereof is fit and connected to a bottle body, the anti-backflow assembly (3) is provided betwee...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HE, Xiangnan, LOU, Ronghe, XIAO, Wenhui, ZHENG, Luke
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A separate bottle cap comprising a bottle body connector (1), an outer cap (2), an anti-backflow assembly (3) and an inner cap (4), wherein the bottle body connector (1) is a hollow cylinder, a lower end thereof is fit and connected to a bottle body, the anti-backflow assembly (3) is provided between the bottle body connector (1) and the inner cap (4), a lower end of the outer cap (2) is sleeved on the anti-backflow assembly (3) and locks an inner wall of the bottle body connector (1), and the outer cap (2) is provided on the inner cap (4), wherein the anti-backflow assembly (3) comprises a piston anti- backflow water blocking member (31) and a water sealing connector (32), and the piston anti-backflow water blocking member (31) is movably connected with the water sealing connector (32).