Small coal pillar gob-side roadway supporting structure

The utility model discloses a small coal pillar gob-side roadway supporting structure which comprises a soft top supporting assembly used for supporting a soft broken top; the supporting mechanism is used in cooperation with the soft top supporting assembly and used for supporting the soft top suppo...

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Bibliographische Detailangaben
Hauptverfasser: LI JIANYUN, SU QIAN, MA LIFANG, XU JIANPING, WANG RUIJIE, CHENG GANGGANG, ZHANG WENLONG, TIAN CHAO, BAI JIANMING, WANG ZHIGUANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a small coal pillar gob-side roadway supporting structure which comprises a soft top supporting assembly used for supporting a soft broken top; the supporting mechanism is used in cooperation with the soft top supporting assembly and used for supporting the soft top supporting assembly. Wherein the supporting mechanism comprises supporting columns, an arc-shaped support A, a rod body and a small coal pillar side supporting assembly, the arc-shaped support A is connected with the supporting columns in a clamped mode, the small coal pillar side supporting assembly comprises baffles A and baffles B, the baffles A are symmetrically arranged on the two side supporting columns and fixedly connected with the supporting columns, and the baffles B are in sliding fit with the baffles A; according to the utility model, soft broken roofs and small coal pillars can be supported, and meanwhile, the supporting area of the supporting mechanism can be adjusted according to the length of a roadway a