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发明名称
扭转式胀塞
摘要
一种扭转式胀塞,由螺母、圆环、扭转带、防滑套、挡头构成,是在螺母(1)之后依次连接圆环(2)、扭转带(3)、防滑套(4)、挡头(5)。扭转带外表面有若干凸出的甲块。防滑套外表面有角状防滑筋条。当螺栓旋入后,螺母(1)回缩转动,使扭转带膨胀、扭转、打结、达到连接紧固的目的。本实用新型具有胀紧力大,适用于各种墙体,三种规格基本满足各种工况需要的特点。
申请公布号
CN2259521Y
申请公布日期
1997.08.13
申请号
CN96249052.0
申请日期
1996.12.16
申请人
钱天姮;吴文西
发明人
钱天姮;吴文西
分类号
F16B13/00
主分类号
F16B13/00
代理机构
代理人
主权项
1.一种扭转式胀塞,由螺母、圆环、扭转带、防滑套、档头组成,其特征在于:胀塞的一端为螺母(1),另一端为档头(5),两者之间螺母之后依次连接圆环(2),扭转带(3),防滑套(4)至档头(5)。
地址
100080北京市海淀区保福寺902楼1301室
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