1results about How to "Avoid slag inclusions" patented technology

The application discloses an integrated stair formwork reinforcing device, which comprises a shell for accommodating internal components and arranged along the length direction of a stair formwork; an adjusting assembly comprising two groups of arm rods one, arm rods two pivotally connected with the arm rods one and arm rods three pivotally connected with the arm rods two, the arm rods one and the arm rods two being arranged across the width direction of the stair formwork after being unfolded, and the arm rods three being arranged perpendicularly to the surface of the stair formwork and across the thickness of the stair formwork after being unfolded; and a fixing assembly comprising a plurality of pairs of pull screws for connecting the arm rods three on the same side above or below the stair formwork; the arm rods one and the arm rods two are fixed together with the arm rods three to fix the stair formwork; and the arm rods one, the arm rods two and the arm rods three are all accommodated in the shell when the stair formwork does not need to be reinforced. The application has the advantages of simple structure, convenient operation, fast formwork reinforcing, high construction efficiency and suitability for construction of stair formworks of different sizes.