Construction of cast -in -place simple beam is with unloading mounting system

The utility model discloses a construction of cast -in -place simple beam is with unloading mounting system belongs to the technical field who takes bridge construction assistant equipment, includingfirst backing plate, bearing beam, first fastener, jack, second backing plate and the second fastener that lies in the liang tishang that has accomplished, lie in and accomplish support supporting beam, third backing plate and third fastener under the roof beam body to and run through in proper order second fastener, second backing plate, jack, bearing beam, first fastener, first backing plate, accomplish the roof beam body, wait to unload the screw thread jib of support, support supporting beam, third backing plate and third fastener. Adopt the utility model provides an it does not need the crane to move movable support to unload the mounting system, has overcome there is the technical problem who is executed the environment restriction when using the crane to shift the support, has reduced the overhead hoisting