Rock burst prevention hydraulic support

Rock burst prevention hydraulic support

The utility model discloses a rock burst prevention hydraulic support which comprises a supporting base, hydraulic cylinders are arranged on the two sides of the upper face of the supporting base, a top plate is arranged between the upper faces of the hydraulic cylinders, the two ends of the top pla...

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1. Verfasser: ZHU DEYA
Format: Patent
Sprache:chi ; eng
Schlagworte:
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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creator ZHU DEYA
description The utility model discloses a rock burst prevention hydraulic support which comprises a supporting base, hydraulic cylinders are arranged on the two sides of the upper face of the supporting base, a top plate is arranged between the upper faces of the hydraulic cylinders, the two ends of the top plate are bent downwards, a transverse plate is arranged between the two ends of the lower face of the top plate, and a sealing plate is arranged between the transverse plate and the opposite side face of the top plate. Reinforcing circular rings are arranged between the opposite side faces of the transverse plate and the top plate and located on the front side face and the rear side face of the sealing plate, a guide rod is arranged between the opposite side faces of the hydraulic cylinder and sleeved with two sliding blocks, a buffer seat is arranged on one side face of each sliding block, and the upper end and the lower end of each buffer seat extend out of the corresponding sliding block. The supporting rod close
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Reinforcing circular rings are arranged between the opposite side faces of the transverse plate and the top plate and located on the front side face and the rear side face of the sealing plate, a guide rod is arranged between the opposite side faces of the hydraulic cylinder and sleeved with two sliding blocks, a buffer seat is arranged on one side face of each sliding block, and the upper end and the lower end of each buffer seat extend out of the corresponding sliding block. 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Reinforcing circular rings are arranged between the opposite side faces of the transverse plate and the top plate and located on the front side face and the rear side face of the sealing plate, a guide rod is arranged between the opposite side faces of the hydraulic cylinder and sleeved with two sliding blocks, a buffer seat is arranged on one side face of each sliding block, and the upper end and the lower end of each buffer seat extend out of the corresponding sliding block. 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Reinforcing circular rings are arranged between the opposite side faces of the transverse plate and the top plate and located on the front side face and the rear side face of the sealing plate, a guide rod is arranged between the opposite side faces of the hydraulic cylinder and sleeved with two sliding blocks, a buffer seat is arranged on one side face of each sliding block, and the upper end and the lower end of each buffer seat extend out of the corresponding sliding block. The supporting rod close</abstract><oa>free_for_read</oa></addata></record>
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language chi ; eng
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source esp@cenet
subjects EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
title Rock burst prevention hydraulic support
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