Device and method for removing iron oxide scale at tail end of fan-shaped section

• Main Authors: ZHANG BINGSONG, ZHU SHIJU
• Format: Patent
• Language: Chinese; English
• Published: 22.10.2019
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; PERFORMING OPERATIONS; POWDER METALLURGY; TRANSPORTING

The invention provides a device and method for removing iron oxide scale at the tail end of a fan-shaped section. The device comprises a plurality of air blowing pipes, the air blowing pipes are arranged below a lower conveying roller at the tail end of the fan-shaped section in the horizontal direction and are located between two adjacent lower conveying rollers, one end of each air blowing pipeis closed, the closed end of each air blowing pipe extends into the tail end of the fan-shaped segment, and the opening end of each air blowing pipe communicates with an external high-pressure gas source through a pipe; the air blowing pipes are each sleeved with a circulating water pipe, each circulating water pipe is hollow, the two ends of each air blowing pipe are closed, the air blowing pipescoaxially penetrate through the corresponding circulating water pipes, and an air blowing nozzle is arranged between each first through hole and a corresponding second through hole; and the air blowing nozzles are arranged in