Boiler return feeder ash exhauster

• Main Authors: CHEN LONGXING, XIE YIBIN, MA QIANG
• Format: Patent
• Language: Chinese; English
• Published: 13.03.2013
• Subjects: ACTUATING-FLOATS; AIR; BLASTING; COCKS; COMBUSTION APPARATUS; COMBUSTION PROCESSES; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; METHODSOR APPARATUS FOR COMBUSTION USING FLUID FUELOR SOLID FUEL SUSPENDED IN; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The invention discloses a boiler return feeder ash exhauster. The boiler return feeder ash exhauster is characterized in that an ash discharge pipe on the bottom of a boiler return feeder is provided with a groove straight cutting type ash valve, wherein the groove straight cutting type ash valve comprises a flashboard and a valve groove; and upper and lower surfaces of the valve groove are provided with holes which are the same as the pipe diameter, the holes are connected with the ash discharge pipe, the thickness of the flashboard is matched with a bell and spigot of a valve groove surface, a handle is manufactured on the tail end of the flashboard, and the ash discharge operation is convenient. The boiler return feeder ash exhauster provided by the invention replaces a rotary type ash valve and has the advantages that the structure is simple, the operation is flexible and locomotive, and the ash exhauster has safe and environment-friendly properties.