Jacking adjustable jacking building screw rod upper jacking lower jacking screw rod jacking scaffold adjusting jacking
Construction screw, also known as jacking and adjustable jacking, is the core adjusting component of the support system in construction. It is mostly made of Q235 steel. It is composed of chassis, screw, adjusting nut and jacking plate. It is divided into upper support, lower support, hollow screw and other types. It is mainly used for supporting scaffolding and formwork system. It can accurately adjust the elevation and support height by rotating nuts, bear and transfer the upper load, and ensure the flatness and stability of formwork and support. It has firm structure, flexible adjustment and convenient installation and disassembly, and is widely used in formwork support and scaffold erection of housing construction, bridge, subway and other projects.


