Air blowing and sucking dust removing chamber with soft curtain on lower part

The utility model discloses an air blowing and sucking dust removing chamber with a soft curtain on the lower part, comprising a cubic dust removing chamber with an opening on the top. One end of the top of the dust removing chamber is provided with an air sucking hood, and the other end is provided with an air blowing pipe which is opposite to the air sucking hood; the air sucking hood is connected with an air sucking and dust removing system; the air blowing pipe blows air through an air blower; and the four surfaces of the lower half part of the dust removing chamber is surrounded by the soft curtain. Because the four surfaces of the lower half part of the dust removing chamber is surrounded by the soft curtain, when the air blowing pipe and the air sucking hood are used to blowing and sucking air to remove dust, air can be supplemented to the inside of the dust removing chamber, and in addition, when the carbon arc gas welding results in a fire disaster, the soft curtain surrounding the four surfaces of t