It separates liquid drainage fence board and tubulose smoke ventilator to lead to cigarette

The utility model belongs to the technical field of smoke ventilator, especially, relate to an it separates liquid drainage fence board and tubulose smoke ventilator to lead to cigarette. It includes load -bearing part at a distance from liquid drainage fence board to lead to the cigarette, install polylith fence piece in the load -bearing part, have the clearance between the adjacent fence piece, but there is not the space in the whole vertical projection on the horizontal plane of all fence pieces, and there is the overlap section in the vertical projection of adjacent fence piece on the horizontal plane. This expert's cigarette separates liquid drainage fence board to be installed in smoke ventilator's oil smoke import, owing to have the clearance between the adjacent fence piece, therefore inhale to smoke ventilator's tobacco pipe in the clearance that the oil smoke can be followed between the fence piece. In addition, there is not the space in the whole vertical projection on the horizontal plane of fenc