Dust accessories - venturi 
 Venturi tube Venturi tube referred to as wet flue gas dust removal equipment accessories, both cooling a cooling effect. 
 The structure of the Venturi tube 
 Its body by the contraction paragraph 1, throat, expansion section of three parts, it is precisely because the three parts have a very large effect on dust. 
 An overflow water seal; 
 2 a shrinking segment; 
 3 an expansion segment; 
 Four bowl-shaped nozzle; 
 5 a drum-shaped throat (casting); 
 An overflow water pipes