First fixing device of rope ladder ladder

The utility model discloses a first fixing device of rope ladder ladder, including fixed bolster and lead screw, the left and right lead screw connecting hole that runs through from top to bottom that respectively sets up of fixed bolster, the lower extreme of lead screw is the lifting hook, the lead screw passes the bolt will for the connecting hole for the lead screw the fixed bolster is connected fixedly with the lead screw, the both sides lower part of fixed bolster is provided with the box that is used for installing rope ladder ladder head. The utility model discloses special rope ladder ladder head design to the operation of ascending a height, the specialty is practical, and the structure is small and exquisite simple, has advantages such as easy preparation, convenient to carry, low price, the utility model discloses the connection is firm, uses it to carry out high altitude construction, and is fixed effectual, no longer needs the ground contributor, has increased man -machine efficiency, and simult