Simple deep pit steel column foot anchor fastening device

Abstract

The utility model discloses a simple and easy pit steel column base anchor bolt fastening device, solve the prior art because the pit space narrow lead to the technical problem of foundation bolt fastening difficulty. The utility model includes steel pipe and wrench, and the steel pipe top end is equipped with the wrench rotation head of adapting with the wrench, and the steel pipe bottom is equipped with the screwing structure for respectively with the upper pad, the fastening nut and the retreat -stop nut send to the pre -buried screw rod screw thread end portion position and screw on the pre -buried screw rod. The utility model simple structure, scientific and reasonable in design, convenient to use can effectively complete the first section steel column base anchor bolt's placement, fastening, still can effectively improve steel column base anchor bolt fastening efficiency, and reduce artificial and mechanical use amount, can effectively reduce the situation of operating personnel to enter the very narrow space operation to effectively reduce the risk of operating personnel in the narrow space operation, and it still has simple portable, the operation difficulty is small, the cost is low, and the characteristics such as easy to realize.

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