Many people have a certain understanding of scaffolding. It is a variety of brackets that are built on the construction site for workers to operate and solve vertical and horizontal transportation. In the construction industry, it refers to the place on the construction site used for exterior walls, interior decoration or high level construction that cannot be directly constructed.
The use of scaffolding is mainly for the construction workers to work up and down or peripheral safety net enclosures and high-altitude installation components. Its production materials usually include bamboo, wood, steel pipe or synthetic materials. Some projects also use scaffolding as a template to use scaffolding in the advertising industry. Departments, municipalities, transportation roads and bridges, mines and other departments are also widely used.
Manual arc welding must be used between the various members of the scaffold. If the same strength can be ensured, other methods can be selected. At the same time, the vertical rod and the cross rod are required to be welded. The welding of the bolt, the cannula and the bottom plate must be fully welded. The height of the joint shall not be less than 2mm, the surface shall be smooth and smooth, and shall not be welded, welded, cracked or slag-filled. The diameter of the pores appearing in the weld shall not exceed 1mm, and the pores of each weld shall not exceed two; The depth of the three-dimensional metal bite should not exceed 0.5 mm, and the sum of the lengths should not exceed 1% of the length of the weld.
The size of the scaffolding parts conform to the design requirements. The diameter of the locking pin shall not be less than 13 mm; the hole of the cross-supporting pin shall not exceed 16 mm; the connecting rod, the adjustable base and the screw of the adjustable bracket, the fixed base and the plunger of the fixed base The length of the inserted scaffolding shall not be less than 95 mm; the thickness of the panel of the scaffolding board and the steel pedal shall not be less than 1.2 mm; the thickness of the hook shall not be less than 7 mm.