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发明名称
一种塑料容器与金属接口的密封装置
摘要
塑料压力容器与金属接口的密封,由于材质不同,延伸率相差太大,多采用锥度螺纹,接口与瓶体采用螺纹连接。该种结构对高压气瓶的密封效果差,常易产生漏气,接口与瓶体的螺纹连接部分产生打滑的现象,同时瓶阀、瓶座无保护套,是一种使用寿命低,潜在不安全因素的结构。本实用新型是一种瓶体由接口成为一整体,采用迷宫式垫圈。金属接口的外螺纹用以连接瓶阀,瓶座保护套的一种新型结构。该实用新型成本低,使用寿命长,工艺简单,可靠,因此极其具有推广应用的实用价值。
申请公布号
CN2440972Y
申请公布日期
2001.08.01
申请号
CN99230746.5
申请日期
1999.01.10
申请人
贺绍瑜
发明人
贺绍瑜
分类号
F16F15/00
主分类号
F16F15/00
代理机构
代理人
主权项
1.一种塑料容器与金属接口的密封装置。由塑料瓶体4,金属接口3,阀门2,迷宫式垫圈1组成。其特征在于:金属接口3的下部有两道环形凹槽,沿轴向有四条均匀分布的凹槽,当注塑瓶嘴4的内胆时,瓶体4与金属接口3连为一体,不会松动。
地址
400060重庆市南岸区南坪正街46号
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