The invention discloses a returning and gear-disengaging safety system of a railway crane. The returning and gear-disengaging safety system of the railway crane is characterized by comprising a housing (1) and a center shaft (4), wherein two ends of the center shaft (4) are fixed on the housing (1); a gear (2) is assembled on the center shaft (4); the gear (2) is capable of sliding on the center shaft (4); a gear-hanging cylinder (5) is arranged at one end of the housing (1); the tail end of a piston rod of the gear-hanging cylinder (5) is connected with a shifting fork (7); the shifting fork (7) is connected with the gear (2); the gear-hanging cylinder (5) is connected with a train air pipe through an air pipe (10). The returning and gear-disengaging safety system of the railway crane can be accurately positioned at the required position, is provided with a multilayer logic safety mechanism, can ensure the returning and gear-disengaging reliability; meanwhile, the automatic control function can be implemented, so that the whole control process is accurate and convenient to control.
Returning and gear-disengaging safety system of railway crane
2016-01-20
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
Crane Boom Hoist Disengaging Device
SAE Technical Papers | 1998
Crane Boom Hoist Disengaging Device
SAE Technical Papers | 2011
Crane Boom Hoist Disengaging Device
SAE Technical Papers | 2021