Guide rail structure of double-beam crane

The utility model provides a guide rail structure of a double-beam crane, which relates to the technical field of cranes and comprises a main body mechanism, a dust removal mechanism is fixedly mounted on one side of the outer wall of the main body mechanism and comprises a bottom plate, and two groups of lug blocks I are fixedly mounted on one side of the outer wall of the bottom plate. According to the dust removal device, under the cooperation of the main body mechanism and the dust removal mechanism, when dust accumulates in the groove, the movable trolley moves in the groove to drive the scraper to clean the dust in the groove, and the dust collector sucks the cleaned dust into the groove through the dust collection pipeline after being started; the device can drive the scraping plate to clean the interior of the groove when the crane moves an object, and can also absorb cleaned dust and sundries through the dust collector, so that the situation that the crane breaks down and a moving trolley cannot move