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发明名称
防盗井盖
摘要
本实用新型公开了一种防盗井盖,涉及道路设施技术领域。它包括盖体和边框,盖体的一端左右两侧对称设有主盲孔,主盲孔中依次装入弹簧和销轴,边框上与主盲孔对应处内侧也设有副盲孔,销轴可插入副盲孔中,弹簧和销轴最好采用不锈钢材料。本实用新型的防盗井盖,由于盖体和边框上均采用盲孔结构,销轴在弹簧力的作用下由盖体主盲孔插入边框副盲孔中,即使专业人员也不易打开,弹簧、销轴采用不锈钢材料,长期使用不锈蚀,因此具有结构简单、成本低、防盗效果好、长期使用不失效的特点。
申请公布号
CN2928954Y
申请公布日期
2007.08.01
申请号
CN200620086647.1
申请日期
2006.07.13
申请人
孙晓琳
发明人
孙晓琳
分类号
E02D29/14(2006.01)
主分类号
E02D29/14(2006.01)
代理机构
代理人
主权项
1、一种防盗井盖,包括盖体和边框,其特征在于:所述的盖体[6]的一端左右两侧对称设有主盲孔[4],主盲孔[4]中依次装入弹簧[3]和销轴[2],所述边框[5]上与主盲孔[4]对应处内侧也设有副盲孔[1],销轴[2]可插入副盲孔[1]中。
地址
250001山东省济南市市中区经七路73号东院
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