This invention is one kind of automotive air conditioning auxiliary unit, is including a solar energy chip mold train, the plural number refrigeration chip as well as a control mold train, this control mold train is including a temperature sensing unit as well as a charge control unit, when automobile flameout, if this temperature sensing unit the temperature is higher than time a marginal value sensing to the vehicle, provides the electric power accumulator cell of by the automobile, actuates air blower of the automobile with this refrigeration chip operation, is flowed through after the air blower revolution the air the refrigeration chip cools sends in Che Neiyi to reduce in the vehicle the temperature; The fore-mentioned technological means are the design in the automobile with its air-conditioning plant original part on, therefore do not need complicated installs the step, as for do not destroy the chassis structure, not only so may economical the installation cost, may also hold the vehicles integrity originally.