Prefabricated beam column connecting piece convenient to install

The utility model discloses a prefabricated beam column connecting piece convenient to install, and relates to the technical field of prefabricated beam columns. Comprising a transverse connecting plate, a sliding groove is formed in the upper surface of the transverse connecting plate, and a fixing mechanism is arranged on the inner wall of the sliding groove; the fixing mechanism comprises a connecting rod, the upper surface of the connecting rod is fixedly connected with a movable plate, the lower surface of the movable plate is fixedly connected with a sliding block, the surface of the sliding block is slidably connected to the inner wall of the sliding groove, the upper surface of the movable plate is connected with a threaded column in a penetrating and threaded mode, and the upper surface of the movable plate is slidably connected with a limiting column in a penetrating mode. The lower surface of the threaded column is rotationally connected to the upper surface of the clamping plate. And a quick dismo