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发明名称
用于连接塑料管道的塑料管接头
摘要
一种用于连接塑料管道的塑料管接头,包括塑料管接头体和植入其内的由电热金属丝制成的扭力弹簧,塑料管接头体的内孔直径等于或略大于塑料管道的外径,扭力弹簧为从自由位置沿反卷绕方向扭转至其内径等于或略大于塑料管接头体的内孔直径的弹簧,扭力弹簧的自然中径基本等于塑料管接头的内孔直径。其连接强度高,使用压力大。
申请公布号
CN2390085Y
申请公布日期
2000.08.02
申请号
CN98204932.3
申请日期
1998.06.10
申请人
庄凤龄
发明人
庄凤龄
分类号
F16L13/00
主分类号
F16L13/00
代理机构
代理人
主权项
1、一种用于连接塑料管道的塑料管接头,包括塑料管接头体和植入其内的由电热金属丝制成的扭力弹簧,其特征在于所述塑料管接头体的内孔直径等于或略大于所述塑料管道的外径,所述扭力弹簧为从自由位置沿反卷绕方向扭转至其内径等于或略大于塑料管接头体的内孔直径的弹簧,所述扭力弹簧的自然中径基本等于所述塑料管接头的内孔直径。
地址
100081北京市海淀区西外太平庄15楼341号
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