Water-closing impact desulfurized dust remover for boiler

• Main Authors: YONGSHENG WANG, PEIJIN DU, WEI SHENG
• Format: Patent
• Language: English
• Published: 27.10.2004
• Edition: 7
• Subjects: BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; FLUES; HEATING; LIGHTING; MECHANICAL ENGINEERING; REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTIONRESIDUES; WEAPONS

The utility model relates to a desulfurization dust removing device, in particular to a desulfurization dust removing device for a water-sealed impulse type boiler, which comprises a wall body provided with an air inlet and a flue gas outlet; wherein the interior of the wall body is filled with the alkalescent water solution, and the upper part of the water solution is a spray settling chamber which is characterized in that a part of the exit of the air inlet is under the liquid level of the water solution; the internal bottom surface of the wall body is provided with four different height of vertical columns, wherein the top end of the vertical column near the air inlet is provided with a curved accordion wall, the top end of the vertical column adjacent with the curved accordion wall is provided with a smokeproof wall, a flue is arranged between the bottom of the smokeproof wall and the water surface, the upper part of the adjacent other vertical column is also provided with the smokeproof wall, the upper part of the smokeproof wall is reserved with the flue, the upper part of the last vertical column is provided with a horizontal right-angle beam, the upper part of the right-angle beam is provided with a grid wall, the upper part of one side of the grid wall is provided with a cross beam, and the lower part of the cross beam is provided with the flue communicated with the flue gas outlet; the upper part of the spray settling chamber is provided with a spray pipe and its side upper part is provided with a cover plate, the upper part of the side of the wall body is provided with an overflow pit, and an overflow pipe inserted in the overflow pit is connected with the spray settling chamber through the wall body; the utility model has the advantages of the good desulfurization dust removing effect, the low cost and the long life.