| abstract |
The present invention provides a kind of continuous powder surface modification system, including sequentially connected powder feed hopper, spiral conveyer, modified host, tornado feeder set and deduster, the feed inlet of modified host is connected by the discharge port of pipeline and spiral conveyer, and the discharge port of modified host is connected by the feed inlet of pipeline and tornado feeder set；It is equipped with atomizer in pipeline between the discharge port of spiral conveyer and the feed inlet of modified host, liquid modifying agent holding vessel is connected to atomizer by pipeline and valve；The atomizer is located at the lower section of the discharge port of spiral conveyer；The shell of the spiral conveyer is double-layer structure, and heating tube is distributed in double-layer structure.The present invention is arranged by atomizer, meanwhile, powder to be modified is heated using spiral conveyer double-layer structure, dispersion and mixed effect of the enhancing liquid modifying agent with powder to be modified are finally re-fed into modified host and are modified；High treating effect. |