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发明名称
巷道拱形支架稳固器
摘要
本实用新型是用于煤矿井下巷道支护的拱形金属支架,解决方案是由钩环(1)、卡块(2)和卡缆(3)组成的巷道拱形支架稳固器,钩环的钩子(6)从卡块的异型孔(5)穿过,钩环的钩子在拱形支架(4)槽内,卡块在拱形支架外,卡块外侧又与钩环接触,钩环与卡缆相联。
申请公布号
CN2130209Y
申请公布日期
1993.04.21
申请号
CN92209714.3
申请日期
1992.05.19
申请人
毕华照
发明人
毕华照;郑葆明;何贵;陈生
分类号
E21D17/10
主分类号
E21D17/10
代理机构
代理人
主权项
1、由勾环(1)、卡块(2)和卡缆(3)组成的巷道拱形支架稳固器,其特征在于:勾环(1)的勾子(6)从卡块(2)的异型孔(5)穿过,勾环(1)的勾子(6)在拱形支架(4)槽内,卡块(2)在拱形支架(4)外,卡块(2)外侧又与勾环(1)接触,勾环(1)与卡缆(5)相联。
地址
063018河北省唐山市开滦矿务局总工程师室
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