Industrial dust concentration analyzer

The utility model relates to the technical field of industrial dust concentration analyzers, in particular to an industrial dust concentration analyzer which comprises an analyzer body, a take-up storage groove is formed in the end face of the analyzer body, and a take-up roller is rotationally connected to the bottom of an inner cavity of the take-up storage groove. A height adjusting assembly is embedded in the position, located on one side of the take-up roller, of the analyzer body, the end of the height adjusting assembly is fixedly connected with a U-shaped clamping block, and the side wall of the other side of the U-shaped clamping block is in threaded connection with a spiral positioning rotary knob. According to the industrial dust concentration analyzer, the height of the dust concentration detection sensor 7 is adjusted by using the height adjusting assembly, so that different working requirements are met, and the problems that a dust concentration detection structure in an existing industrial dust