Split type inverted arch formwork structure facilitating installation and fixation of middle-buried type water-stop belt

The utility model discloses a split type inverted arch formwork structure convenient for installing and fixing a middle buried type water stop belt, which comprises an upper steel formwork and a lower steel formwork, a water stop belt clamp is arranged between the upper steel formwork and the lower steel formwork, the water stop belt clamp comprises an upper clamping plate spliced with the upper steel formwork and a lower clamping plate spliced with the lower steel formwork, a middle-buried water stop belt extending to the position between the upper steel die and the lower steel die is arranged between the upper clamping plate and the lower clamping plate in a clamped mode, a tensioning piece is arranged between the upper clamping plate and the lower clamping plate, and a fastening piece is arranged between the upper steel die and the lower steel die. The embedded water stop belt can be conveniently positioned and installed, meanwhile, the embedded water stop belt can be effectively prevented from being folde