Deep treatment system for flue gas of rotary kiln

The utility model discloses a rotary kiln flue gas deep treatment system which comprises a dust removal shell, a first exhaust pipe fixed and communicated with the top of the dust removal shell, a water spraying frame arranged in the first exhaust pipe, a sieve plate fixedly connected with the bottom of the first exhaust pipe, a water baffle fixedly connected with the top of the inner wall of the first exhaust pipe and a first connecting pipe fixed and communicated with the top of the first exhaust pipe. The first connecting pipe is fixed and communicated with a first induced draft fan. Dust particles in flue gas can be effectively treated, gas generated after production of the rotary kiln enters the dust removal shell, the dust particles in the flue gas are removed through cooperation of components, pollution of dust-containing gas to air is reduced, harmful substances in the flue gas can be purified through the desulfurization shell in the treatment process, the flue gas treatment effect is good, and the en