Descending movable framework for highway box girder at highway and railway combined construction section and application method of descending movable framework
A technology for moving formwork and highways, applied in bridges, buildings, bridge construction and other directions, can solve the problems of through holes, difficult to bear the pouring load of box girder and construction load, etc. Space-constrained, easy-to-use effects
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[0037] The present invention will be further described in detail below in conjunction with the drawings and embodiments.
[0038] Such as figure 1 with figure 2 As shown, the highway-rail joint construction section is provided with a highway pier. The embodiment of the present invention provides a downward movable formwork for the highway box girder of the highway-rail joint construction section including two guide beams 2, which are arranged above the highway pier. , And arranged along the bridge;
[0039] Two load-bearing main girder 1, load-bearing main girder 1 and guide girder 2 are connected, and can move along the bridge direction along guide girder 2, and load-bearing main girder 1 resists both sides of the highway box girder;
[0040] A movable lifting support frame 4, the lifting support frame 4 is arranged under the load-bearing main beam 1, and when the lifting support frame 4 is raised, the top of the lifting support frame 4 is against the lower end of the load-bearing ...
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