Waste treatment device of multi-purpose furnace

The utility model discloses a waste treatment device of a multi-purpose furnace. The device is installed on a waste discharge port of the multi-purpose furnace. The device comprises a treatment box, wherein the treatment box is sequentially divided into an inlet part, a treatment part and an outlet part from left to right; a plurality of first spray heads are arranged on the upper surface of the treatment part; the first spray head is communicated with a storage box filled with an oil stain adsorbent; at least one filtering plate is arranged on the outlet part, the filtering plate is insertedinto the outlet part through a groove in the outlet part, the outer surface of the filtering plate is in clearance fit with the inner surface of the treatment box, the filtering part of the filteringplate is opposite to the outlet part, the top of the filtering plate is fixedly connected with a limiting plate, and the limiting plate is located above the groove. According to the utility model, greasy dirt can be treated be