Rotational-flow spouting device for drying sludge with flue gas waste heat

• Main Author: LIN ZHUOHUI
• Format: Patent
• Language: Chinese; English
• Published: 30.07.2014
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a rotational-flow spouting device for drying sludge with flue gas waste heat. The device comprises a fluidization fan, a feeding machine, a drying tower, a stirring device and a cyclone dust collector, wherein the fluidization fan is connected with a boiler gas outlet and a drying gas inlet respectively; the feeding machine is connected to the middle of the drying tower through a pipeline; the top of the drying tower is connected with the cyclone dust collector through a pipeline; the stirring device is arranged at the bottom of the drying tower; the cyclone dust collector is externally connected with a hearth and a dust remover respectively; a grader is arranged between a feeding hole connected with the feeding machine and a discharging hole in the drying tower; the grader serves as an annular baffle mounted on the inner surface of the drying tower. According to the device, the sludge can be quickly dried under double action of high-temperature high-speed rotational flow and mecha