Soft rock roadway struts fast and uses truss

The utility model provides a soft rock roadway struts fast and uses truss has solved soft rock roadway and has strutted the broken problem of the untimely big country rock of roadway deformation volume that leads to, and this mechanism includes square truss, fish belly shape truss, advance support p...

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Bibliographic Details
Main Authors GU LEI, CHANG XIN, ZHANG ZHIYONG, WANG CHUANGYE, LI HONGCHAO, CHANG XINKE
Format Patent
LanguageChinese
English
Published 18.09.2018
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The utility model provides a soft rock roadway struts fast and uses truss has solved soft rock roadway and has strutted the broken problem of the untimely big country rock of roadway deformation volume that leads to, and this mechanism includes square truss, fish belly shape truss, advance support pipe, truss connection spare and anchor net straining device. The setting of fish belly shape truss is around the tunnel for strut the tunnel cross -section, square truss moves towards to set up along the tunnel for connect fish belly shape truss, leading bracing piece includes steel pipe and storespylon hook for quick suspension truss structure and later stage add establishes the stock, be provided with anchor net straining device on the fish belly shape truss, anchor net straining device includes suspended net gear and ratchet for quick taut anchor net. This truss supporting construction still has and struts advantages such as efficient, that supporting intensity is big, and it needs the long -term soft rock roadw
Bibliography:Application Number: CN20182239936U