Arch foot restraining device for steel pipe arch rib inclined pulling, buckling, hanging and splicing construction

The invention relates to an arch springing restraining device for steel pipe arch rib cable-stayed, buckled, hung and spliced construction, and belongs to the technical field of bridge construction, the arch springing restraining device comprises an arch springing temporary hinging unit arranged between an arch springing pre-buried section and a first steel pipe arch rib section, and the first steel pipe arch rib section is hinged to the arch springing pre-buried section through the arch springing temporary hinging unit; the arch springing temporary fixed connection unit is connected between the arch springing pre-buried section and the first section of steel pipe arch rib section, and the first section of steel pipe arch rib section is fixedly connected with the arch springing pre-buriedsection through the arch springing temporary fixed connection unit; and the arch foot stress monitoring unit is used for monitoring the stress state of the first section of steel pipe arch rib section. According to the arch s