The utility model discloses a fluorescent whitening agent
slurry vacuum degassing device of anti -spill, including degassing furnace, and the degassing mechanism includes two first connecting tubes, and the one end of two first connecting tubes is connected with the U type anti -spill
pipe of intercommunication, and the other end of two U type anti -spill pipes is connected with the second connecting tube of intercommunication, and the other end of two second connecting tubes is located inside the bottom of degassing furnace, and the top of degassing furnace is fixed with the conical cover, and the inner wall bottom of conical cover is fixed with the sealing plate, and the top of sealing plate is installed with
vacuum pump, and the air inlet end of
vacuum pump is connected with the duct of intercommunication, and the other end of duct is located inside the top of degassing furnace. The utility model has formed good sealing effect in the process of degassing, improved the efficiency of degassing, and improved the quality of fluorescent whitening agent
slurry, and sealing effect avoided the outside air backwash, maintained the stable vacuum environment in the degassing furnace, reduced the equipment operation failure caused by the pressure fluctuation.