Air monitoring device capable of collecting samples in multiple directions

The utility model discloses an air monitoring device capable of collecting samples in multiple directions, and belongs to the technical field of air monitoring. Comprising a shell, a controller is embedded in the front side wall of the shell, a handheld movable collecting device is arranged at the top of the shell, a flow mixing device is arranged in the shell, an air suction device is connected to the bottom of the flow mixing device, an air outlet pipe is in threaded connection with the right side wall of the air suction device, and the air outlet pipe is connected with a first branch pipe and a second branch pipe; the circumferential outer wall of the second branch pipe is sleeved with an electromagnetic valve, and the output end of the second branch pipe is in threaded connection with a collecting device. The handheld mobile collecting device and the flow mixing device are arranged to be matched with the air suction device, air in various directions and at various heights can be collected in a handheld mo