Waste gas desulfurization, denitrification and dust removal all-in-one machine

The utility model discloses a waste gas desulfurization, denitrification and dust removal all-in-one machine which comprises a working box, a cyclone separation tower is installed in the working box, the top of the cyclone separation tower penetrates through the working box, one side of the top of the cyclone separation tower is connected with a gas inlet pipe, a guide pipe is installed in the cyclone separation tower, and a rotating shaft is vertically installed in the guide pipe. The bottom of the rotating shaft is connected with a motor, the motor is in transmission connection with the rotating shaft, the outer side of the motor is sleeved with a shell, an ash bucket box is installed at the bottom of the cyclone separation tower, the shell is installed in the ash bucket box, a through hole is formed between the cyclone separation tower and the ash bucket box, and the rotating shaft penetrates through the through hole; according to the waste gas desulfurization, denitrification and dust removal all-in-one m