Automobile air inlet filtering device

The utility model discloses an automobile air inlet filtering device in the field of automobiles, which comprises a cooling device and a purifying device, the cooling device comprises an air inlet pipe, a cooling pipe, a first electric valve, a second electric valve, a controller, a temperature sensor and a cooler, and the outer surface wall of the air inlet pipe is fixedly connected with the cooling pipe; a first electric valve is arranged on the outer surface wall of one side of the cooling pipe, and a second electric valve is mounted on the air inlet pipe; after the air inlet device is installed, air entering an automobile enters the purifier shell through the air inlet pipe, micro particles in the entering air are converted into dust-free air through filtering of the filter screen boxand are discharged out of the air outlet pipe, when the temperature is too high, the first electric valve is opened through the controller, and the second electric valve is closed through the controller, so that the air purif