摘要 |
Disclosed is a vacuum system for a refrigerator truck, which is capable of continuously driving a vacuum pump even in the state in which a vehicle engine is stopped, and designing the vacuum pump so that it is not visible from the outside. The vacuum system includes a power generator driven by power of a vehicle engine and a cooler and a vacuum pump driven by electricity generated by the power generator so as to cool and maintain the inside of a box in the vacuum state. The vacuum pump is installed on the inside wall of the box, a solar array is provided to the upper surface of the box so as to charge a storage cell, and the vacuum pump and the cooler are connected to the storage cell so as to be driven by receiving electricity from the storage cell 60 when the vehicle engine is stopped.
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