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实用新型
CN203186761U 金线莲培养瓶专用瓶盖 失效 - 权利终止

金线莲培养瓶专用瓶盖
摘要：
本实用新型涉及一种金线莲培养瓶专用瓶盖，包括橡胶盖子主体，其特征在于：所述橡胶盖子主体朝向瓶子的一侧具有两圈同心不同径的橡胶连接套，两橡胶连接套之间用以安置培养瓶瓶口，小径的橡胶连接套的高度要高于大径的橡胶连接套。本实用新型结构简单，使用方便，双层密封，不仅能有效提升密封效果，而且还能防止沾染污物及细菌，保障培养顺利进行。
摘要（英）：

The utility model relates to a special bottle cap for an anoectochilus formosanus culture flask. The special bottle cap comprises a rubber cap body and is characterized in that one side, towards the culture flask, of the rubber cap body is provided with two circles of rubber connecting sleeves which are concentric but different in diameter. The position between the two rubber connecting sleeves is used for holding a flask opening of the culture flask. The height of the rubber connecting sleeve with the small diameter is larger than that of the rubber connecting sleeve with the large diameter. The special bottle cap is simple in structure and convenient to use, is sealed by two layers, can effectively improve sealing effects, is prevented from being stained by dirt and bacteria, and guarantees that culturing is carried out smoothly.

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