Draught hood

The invention discloses a draught hood. According to the technical scheme, the draught hood comprises a hood body, wherein an air suction cavity is formed in the hood body, the lower end of the hood body is open, the air suction cavity is communicated with air exhaust pipes, an air permeable sponge is arranged on the opening, the side wall of the air permeable sponge is attached to the inner wall of the hood body, an air permeable plate is fixedly connected with the opening and located above the air permeable sponge, the air permeable sponge is fixedly connected with the air permeable plate, a plurality of air holes are evenly distributed in the air permeable plate, at least one air suction pipe is arranged in the air suction cavity, a plurality of air suction holes are formed in the air suction pipes, one end of each air suction pipe is communicated with the corresponding air exhaust pipe, the other end of each air suction pipe is closed, and the air exhaust pipes are located on the side faces of the hood body. Water drops in the draught hood will not drip.