tsl-scaffolding
https://www.tsl-scaffolding.com/introduction-to-commonly-used-couplers-in-scaffolding.html
In scaffolding, a coupler refers to the components used to connect parts of scaffolding, which mainly include diagonal braces, horizontal rods, vertical risers, fasteners, among others. An example is the scaffold right angle coupler. This article will briefly discuss scaffolding couplers, focusing on the key types of coupler in scaffolding and their functional characteristics in construction applications.
Diagonal Bracing
Diagonal bracing, also referred to as cross bracing, is a type of scaffolding coupler that secures horizontal scaffolding poles and vertical uprights together. Its primary function is to improve the scaffolding's stability and safety. Diagonal braces commonly utilized are inclined struts and herringbone braces, which must be installed diagonally as per design specifications.
Horizontal Bar
Horizontal bars serve to link the cross beams of longitudinal supports, secure the spacing of longitudinal rods, and maintain the balance of cross beams in the lateral direction-with compatible scaffolding coupler types ensuring stable connections across all components. Frequently used horizontal rods include long horizontal rods and short horizontal rods. Long horizontal rods typically connect two longitudinally separated supports, relying on compatible types of coupler in scaffolding to guarantee load-bearing stability, while short horizontal rods link two adjacent longitudinal supports, with tailored types of coupler in scaffolding optimizing their lateral fixing effect.