Roll formula concrete box girder bridge of taking protection system is turned construction and is foldd hanger device

The utility model discloses a roll formula concrete box girder bridge of taking protection system is turned construction and is foldd hanger device, the device include side protection network, bottom surface protection system, traveling system, suspension system, die block system, side form system, flange plate die block system. The utility model has the advantages of: can assemble, demolish the section of foling gallows part in the case roof beam optional position beyond the concrete box beam bridge section of foling of construction of turning, avoid carrying out the gallows in the department of foling and assemble, demolish the influence that the construction caused to underbridge traffic safety. The traveling system accessible is adjusted rail length and is satisfied the travel distance that folds the gallows. Suspension system accessible adjustment entablature length, jib position are satisfied different with length, and horizontal section size case roof beam folds the gallows requirement. Flange plate die block system accessible adjustment pole setting length, horizontal pole and bracing quantity satisfy different edges of a wing width case roof beam and fold the gallows requirement.