Hot air penetrating internal circulation coal sample dehumidifying device

摘要

#$%^&*AU2013101715A420150212.pdf#####9 ABSTRACT A hot air penetrating internal circulation coal sample dehumidifying device comprises a box body (1), a controller (4) and a fan (2), a separator plate (3), a gas heater (6) which are disposed in the box body, wherein the separator plate (3) divides the box body (1) into two chambers; the fan (2) is disposed in one of the chambers; more than one coal sample plates (5) for containing the coal samples are provided on the separator plate (3); the bottom of each coal sample plate (5) is provided with more than one air vents (51); and a coal sample holder (7) for collecting the fallen sample is disposed below each coal sample plate (5). The device has the advantages of simple structure, convenient operations, high dehumidification efficiency, low energy consumption, etc. The device can increase accuracy for sample preparation.1/5 2 7 10 9-----------_ _ __4 A Figure 1