Storage box of breathing in in engine laboratory and air intake system thereof

The storage box of breathing in in engine laboratory, it includes the expansion box body, and the expansion box body is the rectangle form and is equipped with an air inlet and a gas outlet above that, and the expansion box body includes light gauge steel frame and heat preservation casing, and the light gauge steel frame welds and is the rectangle, heat preservation casing parcel be in light gauge steel frame surface, the heat preservation casing comprises the heated board, and this heated board includes the various steel sheet of single face, enhancement layer and heat preservation coating, and the heat preservation coating coat in the inboard of this enhancement layer, and the various steel sheet setting of single face is surperficial at the enhancement layer to it sets up a thermoreflectance layer to link to each other one side with the enhancement layer at the various steel sheet of this single face. The utility model also provides an air intake system in engine laboratory. The utility model provides a simple structure, low in production cost and the good engine that the keeps warm moisturizing effect air conditioner bin of breathing in that admits air to it easily changes and results in testing the defect of data are generated error easily to solve present combined type air conditioner group temperature humidity when carrying the air after handling.