Double-channel wound tube type vaporizer

The utility model discloses a double-channel wound tube type vaporizer which comprises a shell. A winding pipe is arranged on the shell, and the winding pipe is arranged in the shell through a pipe frame; the channel structure comprises a liquid inlet pipe arranged at the bottom of the side wall of the shell, a liquid inlet ring pipe connected with the liquid inlet pipe, an air outlet ring pipe arranged at the top of the winding pipe and an air outlet pipe connected with the air outlet ring pipe; the steam pipeline is arranged in the middle of the shell in a penetrating manner through a mounting frame arranged at the bottom of the shell; the number of the channel structure sleeves is two. The winding pipe comprises an inner pipe wound on the pipe frame and an outer pipe wound outside the inner pipe; and the inner pipe and the outer pipe are respectively matched with the two channel structures. By means of the method that the two channel structures are arranged in the shell in the sleeved mode, the occupied ar