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一种复合式金属波纹管膨胀节

申请公布号:CN101769408A

申请号:CN200810230323.4

申请日期:2008.12.29

申请公布日期:2010.07.07

申请人:
东港市天安容器有限公司

发明人:贾博;祝清;张俊

分类号:F16L51/03(2006.01)I;F16L55/00(2006.01)I;F16L55/24(2006.01)I

主分类号:F16L51/03(2006.01)I

代理机构:
沈阳科苑专利商标代理有限公司 21002

代理人:马驰

地址:118300辽宁省东港市经济开发区蓝天工业区

摘要:本发明涉及管道连接装置,具体地说是一种用于天然气管道连接的复合式金属波纹管膨胀节,包括两端设置有封头的壳体、金属波纹管和法兰,封头I与壳体为可拆卸连接;封头I的开口端通过接口环I与金属波纹管I的一端相连,金属波纹管I的另一端与法兰I相连;封头II的开口端通过接口环II与金属波纹管II的一端相连,金属波纹管II的另一端与法兰III相连;在金属波纹管I和金属波纹管II内分别穿套有导流套I和导流套II;壳体两端的内侧分别设置有过滤网I和过滤网II,在过滤网I和过滤网II之间的壳体的内部空腔中装填有干燥剂。本发明具备如下功能:一是具备轴向、横向位移补偿的能力;二是具有过滤功能;三是具有除湿功能。

主权项:一种复合式金属波纹管膨胀节,包括两端设置有封头的壳体(10)、依次设置于壳体(10)两端封头外侧的金属波纹管和与外管道连接法兰,其特征在于:壳体(10)两端的封头I和封头II中、至少有一个封头I(5)与壳体(10)为可拆卸连接;封头I(5)的开口端通过接口环I(4)与金属波纹管I(2)的一端相连,金属波纹管I(2)的另一端与法兰I(1)相连;封头II(15)的开口端通过接口环II(16)与金属波纹管II(17)的一端相连,金属波纹管II(17)的另一端与法兰III(19)相连;在金属波纹管I(2)和金属波纹管II(17)内分别穿套有导流套I(3)和导流套II(18);壳体(10)两端的内侧分别设置有过滤网I(9)和过滤网II(14),在过滤网I(9)和过滤网II(14)之间的壳体(10)的内部空腔中装填有干燥剂(11)。

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