Portable airflow extraction device

The utility model discloses a portable airflow exhaust device which comprises an exhaust mechanism, the exhaust mechanism comprises an exhaust assembly arranged on a supporting mechanism, the exhaust assembly comprises a spherical pipe, an air blowing pipe, an exhaust pipe and an exhaust pipe, the air blowing pipe extends into the spherical pipe from an air inlet in the top of the spherical pipe, the exhaust pipe is connected to an air outlet in the bottom of the spherical pipe, and the exhaust pipe is connected to an air outlet in the bottom of the spherical pipe. The exhaust pipe is connected to an exhaust opening in the side part of the spherical pipe, a blowing opening of the blowing pipe extends to an exhaust opening of the spherical pipe, the diameter of the blowing opening is smaller than that of the blowing pipe, the blowing pipe is connected with a blowing pump through a rubber pipe I, the exhaust pipe is connected with a waste liquid barrel through a rubber pipe II, and the exhaust pipe is connected