Device for integrating bogie of girder transporting vehicle and bridge erecting and girder feeding mechanism
CN110607761A
Driving steering device for automatic transition of bridge girder erection machine
CN110593132A
Cantilever type load-bearing structure of bridge girder erection machine
CN110607763A
Bridge girder erection machine supporting leg for longitudinal slope girder erection and supporting leg adjusting method thereof
CN110630300A
Guiding mechanism for telescopic beam
CN110607759A
Bridge girder erection machine horn draw bail
CN110714411A
Matching structure of support leg and main beam of bridge girder erection machine
CN110607758A
Suspension rotating structure of bridge girder erection machine operation room
CN110607760A
Landing leg transition folding mechanism of bridge girder erection machine
CN110697571A
Single-guide-beam descending type beam feeding device and beam feeding method thereof
CN110593131A
Cross-sliding avoiding beam falling device of bridge girder erection machine and beam falling method thereof
CN110607757A
Butt joint device and butt joint method for single-guide-beam bridge girder erection machine beam feeding track
CN110606447A
Lifting and carrying device for precast beam of bridge girder erection machine on beam transporting vehicle and working method of lifting and carrying device
CN110607755A
Supporting leg adjusting mechanism for erecting last span of bridge erecting machine
CN110593130A
Bridge girder erection machine bearing platform and landing leg connection structure
CN110607756A
Connecting structure of main beam and supporting legs of bridge girder erection machine
CN110607754A
Method for reducing winding degree of main girder during hole crossing of single-girder descending type bridge girder erection machine
