Galvanized Zinc Plating Construction Scaffold Stair Tower With 1.2m
Width
Description:
The construction scaffold stair tower has high strength, good
overall stability, suitable width. So workers can freely stagger up
and down and it is also very convenient to carry tools . It can
better meet all kinds of safety construction needs.
Application:
It is widely used in construction of houses, Bridges, overpasses,
tunnels, culverts, chimneys, water towers, DAMS , large-span
scaffolds and many other projects.
Technical Parameter:
| Model | JN-75 |
| Material | Q235 |
| Thickness of vertical tube (mm) | 3.25 |
| Thickness of horizontal tube (mm) | 2.2 |
| Thickness of oblique tube (mm) | 1.5 |
| Height each piece | 3 |
| Length each piece | 2.5 |
| Width each piece | 1.2 |
| Weight of each piece (KG) | 75 |
Installation method of construction scaffold stair tower:
Operator: 3 persons
Step 1: place 4 adjustable bases on the ground where the safety ladder is
scheduled to be installed according to the rectangular position of
2.44x1.27 meters. Adjust the nut to the uniform height of about
120mm.
Step 2: install 1 bottom door bracket at the entrance of the ladder, and
insert the door bracket vertical bar into the adjustable base.
Install 2 middle layer racks on the opposite side by the same
method, and install the cross bar and inclined pull bar to connect
and fix the bottom door bracket and middle layer bracket.
Step 3: install the "Z" ladder. The ladder starting platform is opposite
to the door frame entrance of the ground floor.
Step 4: after installing the two-layer ladder, continue to install the
middle layer frame, cross bar and inclined bar. Install one layer
of ladder for each middle layer frame, and so on.
Step 5: when installing the last layer of ladder, install the top frame
and guard rail (cross bar), and lay 2 pedals on the top platform.
Note that the top door frame should face the construction subject.
Step 6: install the bridge pedal outside the outlet of the top floor
bracket. One end of the bridge pedal is connected with the top
floor bracket, the other side is connected with the construction
body, and the handrails are installed on both sides of the bridge
pedal.
Step 7: finally install the inner rails for all ladders. At this point,
safety ladder installation is completed.
