End timbering support

The utility model discloses an end timbering support, which is used for supporting the end of a full mechanized mining face, and comprises a base, a connecting rod, a shielding beam, a top beam, a three-level sprag, a vertical post and a side support plate. The base is directly contacted with a bott...

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Bibliographic Details
Main Authors HE HAITAO, GU DAZHAO, NAN QINGAN, SUO ZHIWEN
Format Patent
LanguageChinese
English
Published 09.11.2011
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The utility model discloses an end timbering support, which is used for supporting the end of a full mechanized mining face, and comprises a base, a connecting rod, a shielding beam, a top beam, a three-level sprag, a vertical post and a side support plate. The base is directly contacted with a bottom plate of the full mechanized mining face, the vertical post is fixed on the base and supports the top beam, the shielding beam and the connecting rod are connected between the top beam and the base, one end of the top beam is connected with the shielding beam, and the other end of the top beam is connected with the three-level sprag. The side support plate is fixed on the side edge of the top beam in the way of being vertical to the plane of the top beam, the width of the side support plate is smaller than the length of the side edge of the top beam, and the longitudinal length of the side support plate is larger than or equals to the difference of the mining height of the full mechanized mining face and the roa
Bibliography:Application Number: CN2011299264U