Install process of anchoor bolt cage

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According to supply list, check the numbers and dimensions of each components. Check whether the anchor plates are deformed, whether the anchor bolts are damaged. Unqualified products should be removed.

 

Lift lower template to a flat area and install lower template with splice plates. 

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Lift upper anchor ring onto lower anchor ring, holes must be vertically aligned.

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  1. Use the crane to hang the upper anchor plate to a certain height, and then put the positioning anchor bolt symmetrically on the inner and outer bolt holes of the upper anchor plate. The anchor bolt penetrates the upper anchor plate and is provided with a temporary steel nut. Screw the blackened half nut on the lower end of the anchor bolt (flat end), then insert the PVC sleeve (length according to the drawings) into the anchor bolt, and then put the heat shrinkable tube on the PVC sleeve (position anchor bolt sleeve two Segment heat shrinkable tube). Screw in the nylon adjusting nut (steel nut is not allowed) at the upper end of the positioning anchor (cone end).
  2. After the anchor bolt is worn, the crane slowly hoists the upper anchor plate and the positioning anchor bolt, and moves to the upper side of the lower anchor plate, and the positioning anchor bolt and the lower anchor plate bolt hole are correspondingly inserted, and the gasket is placed under the lower anchor plate. Tighten the black nut. The nut requires a tightening torque of 300 N ̇m.

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After the positioning anchor is installed and leveled and aligned, the ordinary anchor bolts are installed in a diagonal order. The upper anchor plate of the upper end of the anchor bolt (the end of the cone) is inserted first, and the end of the half nut is inserted into the lower anchor. Plate, the same method tighten the nut (black nut) and add the gasket. The nut requires a tightening torque of 300 N.m.

 A single heavier anchor is passed over the upper anchor plate, penetrates the lower anchor plate, and fits into the PVC casing. It is important to note that after the anchor bolt penetrates the lower anchor plate, all the gaskets under the lower anchor plate should be padded, and the lower nut should be tightened to 300N.m. The concealed project acceptance shall be carried out before the local cushion under the lower anchor plate is poured, and the inspection may be carried out after the inspection and acceptance of the visa and confirmation (no omission and tightening).

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Post time: Oct-15-2020