Dust removal system for mill tail dust collector of cement mill

The utility model provides a dust removal system for a mill tail dust collector of a cement mill. A support is additionally mounted in a dust hopper of the dust collector, wherein the support is provided with chute air chamber; the upper end of the chute air chamber is provided with an opening; chute canvas layers cover the bottom and the side surface of the chute air chamber; an included angle between the bottom of the chute air chamber and the horizontal plane is 3-8 degrees; open parts at the upper edge of the chute air chamber and in the dust hopper are sealed by an inclination plate; the inclination angle of the inclination plate is 45-60 degrees; a chute fan is arranged outside the dust hopper and is communicated with the chute air chamber through an air guide pipe; a discharging hole led to outside of the dust hopper is formed in the bottom of the lower end of the chute air chamber. According to the dust removal system for the mill tail dust collector of the cement mill, the dust removal fault of the improved dust collector is reduced to zero; the dust collector is convenient to maintain; the high hidden danger of influence to the safe operation of the mill is eliminated; the fault halt frequency is reduced; the maintenance labor intensity of workers is reduced; the equipment operation rate is increased.