End hydraulic support

The utility model discloses an end hydraulic support, include from preceding backward in proper order the articulated back timber, respectively the bearing is at the hydraulic prop of each back timber below and connect the base at the hydraulic prop lower extreme, the back timber rear end of last a...

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Bibliographic Details
Main Authors Geng Biao, Zhou Jie, Wang Xinglong, Liu Guangming, Du Weijuan
Format Patent
LanguageChinese
English
Published 31.08.2016
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The utility model discloses an end hydraulic support, include from preceding backward in proper order the articulated back timber, respectively the bearing is at the hydraulic prop of each back timber below and connect the base at the hydraulic prop lower extreme, the back timber rear end of last a lesson is articulated to have the shielding roof beam, screens that the rear end of roof beam is articulated to have the connecting rod, is equipped with between connecting rod and the base with the dais, the bottom that adds the dais is connected on the base, the top that adds the dais is articulated each other with the bottom of connecting rod. The utility model discloses the greater part subunit that well end hydraulic support utilized traditional end hydraulic support is as the basis, through install the range of coming increase shielding roof beam liftable with the dais additional between connecting rod and base to make the bearing height of each section back timber must ether high, thereby adapt to the requir
Bibliography:Application Number: CN2016233632U