Intelligent pneumatic mixing device

The utility model relates to an intelligent pneumatic mixing device, which comprises a mixing bin, a jet injection tube, a material conveying tube line, a high pressure feed device, a high pressure material conveying tube valve, a multi-stage volute casing multi-cone flow-dilating separator and a high pressure pulsating dust collector, wherein the bottom of the mixing bin is connected with a mixing chamber, and the mixing bin is communicated with the mixing chamber; the back taper part of the mixing bin is provided with a multi-cone mixed flow-dilating device; a plurality of central tubes and pasted wall tubes are arranged in the mixing bin, wherein the pasted wall tubes are communicated with the high pressure feed device through the conveying tube line; the high pressure feed device is communicated with the jet injection tube through the conveying tube line; the jet injection tube is communicated with the high pressure material conveying tube valve through the tube line; the high pressure material conveying tube valve is communicated with the multi-stage volute casing multi-cone flow-dilating separator through the tube line; the multi-stage volute casing multi-cone flow-dilating separator is respectively connected with the mixing bin and the high-efficiency pulsating dust collector through the tube line. The utility model has the advantages of high filtering precision, good dust removal effect and high mixing efficiency, and can be adaptive to the processing requirements of various materials of different physicochemical properties.