Inverted wedge type crane anchor rod

The utility model relates to the technical field of mines, in particular to an inverted wedge type crane anchor rod which comprises an inverted wedge head and a screw rod, the bottom end of the inverted wedge head is fixedly connected with the screw rod, the bottom end of the screw rod is fixedly co...

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Bibliographic Details
Main Authors ZHANG YUNQIANG, YANG PEIDONG, QU PENG, SUN YAYUE
Format Patent
LanguageChinese
English
Published 21.10.2022
Subjects
EARTH DRILLING
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
MINING
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The utility model relates to the technical field of mines, in particular to an inverted wedge type crane anchor rod which comprises an inverted wedge head and a screw rod, the bottom end of the inverted wedge head is fixedly connected with the screw rod, the bottom end of the screw rod is fixedly connected with a first wedge block, and the inner side of the right end of the first wedge block is slidably connected with a clamping block. The first wedge block is matched with the hand hammer to smash the anchor rod of the crane into the ground, the clamping block and the sliding block stably move upwards relative to the first wedge block, under the matching of sliding connection of the clamping block and the first wedge block, the hand hammer knocks the inverted wedge rod to stably push the sliding block downwards, and the second nut is rotated downwards to be attached to the top end face of the inverted wedge rod to avoid loosening of the inverted wedge rod. The inverted wedge rod is located at the top end of t
Bibliography:Application Number: CN202220000226U