Oxygen supplementing device of bio-particle hot-blast stove

The utility model discloses a bio-particle hot-blast stove oxygen supplementing device which comprises an air storage tank, a pipe body and a box body, the box body is fixed to the top of the air storage tank through bolts, a fan is installed in the box body through an installation frame, a connecting pipe is fixed to the top of the box body through bolts, and the pipe body is fixed to one end ofthe connecting pipe through bolts. The outer side of the pipe body is sleeved with an adjusting valve, a filter pipe is welded to the bottom of the pipe body, a stainless steel filter screen is fixedinto the pipe body through a clamping groove, and a rubber plug is fixed to one side of the stainless steel filter screen through a clamping groove. A moisture filter is fixed to one end of the pipe body through a bolt, and a heat insulation butt joint pipe is fixed to one end of the moisture filter through a bolt. The oxygen filter is simple in structure, capable of filtering oxygen and separating moisture in the oxygen,