Desulfurization recovery device for chemical fertilizer production

The utility model relates to the technical field of waste gas purification, in particular to a desulfurization recovery device for chemical fertilizer production, which is used for treating chemical harmful impurities such as sulfur dioxide in waste gas and improving the reliability. The device comprises an air pump, the other end of a rear pump pipe is communicated with the lower side of the leftend of a dust removal box, and the inner top end of the dust removal box is connected with the top end of an outlet support; the device further comprises a lower pipe and an alkali powder chamber; the top ends of the two restraining sliding pipes are connected with the middles of the bottom ends of the drawer side plates respectively. The lower parts of the inner ends of the two groups of drawerside plates are respectively connected with the left and right ends of the reticular bottom plate; the front sides of the drawer side plates and the net-shaped bottom plate are connected with the rearside of the drawer front p