Sealed supporting formwork for building formwork

The utility model discloses a sealed supporting template for a building template, which relates to the technical field of building templates and particularly comprises a bottom plate, a supporting cylinder is fixedly connected above the bottom plate, one side of the supporting cylinder is rotatably connected with a rotating disc, one side of the rotating disc is fixedly connected with a first bevel gear, and the other side of the rotating disc is fixedly connected with a second bevel gear. And a second bevel gear is rotationally connected to the interior of the supporting cylinder, the second bevel gear is meshed with the first bevel gear, a lead screw is fixedly connected to the upper portion of the second bevel gear, and a supporting block is in transmission connection to the outer surface of the lead screw. According to the sealed supporting formwork for the building formwork, through cooperative arrangement of a supporting cylinder, a rotating disc, a first bevel gear, a second bevel gear, a lead screw, a