Tobacco component extraction device

The utility model belongs to the technical field of tobacco processing, and discloses a tobacco component extracting device which comprises a feeding module, a separating module and a collecting module. The feeding module comprises a feeding tank and a heater, the heater is arranged on the feeding tank and used for heating a solution to be extracted in the feeding tank, and a feeding port, a discharging port and a discharging port are formed in the feeding tank. The separation module comprises a separation chamber, a pervaporation membrane and a vacuum pump, the separation chamber is communicated with the discharge port to receive a to-be-extracted solution, the pervaporation membrane is arranged in the separation chamber in a blocking manner and divides the separation chamber into a raw material cavity and a permeation cavity, and the vacuum pump is used for adjusting the vacuum degree of the permeation cavity; the extract in the solution to be extracted passes through the pervaporation membrane to reach the