Main circuit static plug-in for circuit installation

The utility model discloses a main circuit static plug-in for circuit installation, which relates to the technical field of main circuit static plug-ins and comprises a main circuit static plug-in, two sides of the main circuit static plug-in are fixedly connected with installation pipes, the surface of each installation pipe is provided with an installation spring, one end of each installation spring is fixedly connected with a connecting block, and through the arrangement of the connecting blocks and a rotating sector plate, the main circuit static plug-in can be installed on the main circuit static plug-in. During use, a person needs to pull a connecting block to enable a mounting spring to be stretched and moved to a proper position, then the connecting block is fixed through an adjusting pipe, then the main circuit static plug-in and the static plug-in mounting plate are mounted together, and in the use process, a heat dissipation motor needs to be started to enable a rotating fan plate to rotate to blow