Coal quality detection device convenient for coal mining and use

The invention discloses a coal quality detection device convenient for coal mining and use. The device comprises a base plate and universal wheels which are installed on two sides of the bottom of thebase plate through support legs, the base plate is provided with a rotational mechanism, a coal mine pulverizer and an oxygen bomb calorimeter, the top of a turning plate is provided with an air cylinder through two groups of support blocks, the output end of the air cylinder is provided with a limited block and a weighing mechanism, the weighing mechanism comprises a fixed block, a weightometerand a material cup, the weightometer is fixed at the top of the fixed block, the material cup is placed on the weightometer, the support plate is respectively provided with a dedusting box and a heating box, one side of the dedusting box is provided with a blowing-in mechanism, a heating resistance wire layer with a surface coat covers inside of the heating box, the top of an electronic thermometer is provided with a dryin