Combined bin system used for environmental simulation

The invention relates to a combined bin system used for environmental simulation, which is characterized in that the combined bin system comprises a bin body structural system, a vacuum system, a dehumidification and temperature control system, a gas distribution system and a computer automatic control system; the bin body structural system comprises an experiment bin and a buffer bin; the vacuumsystem comprises a vacuum unit, a first vacuum solenoid valve and a buffer tank, which are connected in sequence; the dehumidification and temperature control system comprises a dehumidifying machine, an air outlet of the dehumidifying machine is connected with two gas pipelines, and the two gas pipelines are connected with a gas inlet of the experiment bin and a gas inlet of the buffer bin through flow regulators and gas-gas exchangers respectively; gas inlets of the two gas-gas exchangers are connected with a gas outlet of the experiment bin and a gas outlet of the buffer bin respectively, and gas outlets of the two