U type steel shed support

• Main Authors: LIU ZEJIANG, QI HAIJUN, CHEN YINGZHOU, REN ZHIWU, ZHOU CHUNJIANG, ZHANG HAO, GUO BAOFENG, LIU JINLIANG, QI TONGXIN, NIE LITAO, CAO YANGGUANG, ZHANG YUNDONG, WANG JUNJIE, XIE TAO, WANG ZHONGHAI
• Format: Patent
• Language: Chinese; English
• Published: 09.03.2018
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model relates to a U type steel shed support, including back timber, floorbar and two landing legs that the symmetry set up, the back timber is the arc structure of epirelief, the landingleg is including being located the top and the arch section of indent and the straight -line portion of below, the floorbar is protruding arc structure down, the both ends welding of back timber has the stopper that is located the inboard and just has the certain distance apart from the tip, two the arch section of landing leg is located the below and the overlap joint of stopper are in the both ends of back timber, the landing leg with the after -fixing of back timber overlap joint, two the straight -line portion of landing leg with the both ends fixed connection of floorbar adopts the overlap joint mode with landing leg and top beam connected, has certain cushioning effect, prevents steel shed support pressurized, set up the stopper, can fix a position the position of landing leg when the overlap joint, buffer d