Prefabricated steel overhead bin cofferdam fixing device of knowing how things stand and feel confident of aquatic bridge cushion cap

The utility model provides a prefabricated steel overhead bin cofferdam fixing device of knowing how things stand and feel confident of aquatic bridge cushion cap, including the steel casing, steel overhead bin prefabricated panel and steel overhead bin lateral wall, the first operating mode fixing device and second operating mode fixing device, the first operating mode fixing device include bottom plate spandrel girder, bottom plate distribution roof beam, transfer the jib, steel casing top spandrel girder, bearing beam, connection free bearing, strut -and -tie and connection base, and second operating mode fixing device string puts and the bottom concrete including enclosing purlin, inner brace, stiffener. During steel overhead bin transfers the verso that puts in place, by strut -and -tie and connection base and connection free bearing combined action, fix steel overhead bin on the steel casing, drawing water the back stiffener at steel overhead bin and hanging name a person for a particular job strut -and -tie and steel casing welded fastening, cut off and carry out the system transformation with top steel casing and strut -and -tie, at the cushion cap construction period, hang a some combined action by strut -and -tie, connection base and stiffener, fix steel overhead bin on the steel casing, the device practices thrift construction cost, has improved the efficiency of construction.