Raw gas cooler with dust removal and tar removal functions

The utility model discloses a raw gas cooler with dust removal and tar removal functions, and relates to the field of industrial coolers. Comprising a cooling tank body, the upper portion of the cooling tank body is communicated with an air inlet pipeline, a cooling assembly is arranged in the cooling tank body, and the bottom of the right side of the cooling tank body is communicated with an exhaust pipeline; the cooling assembly comprises a plurality of layers of hollow vortex-shaped cooling coils; the upper and lower adjacent cooling coils are connected through a connecting pipe, and a water inlet of the cooling coil located at the upper part is communicated with a water outlet of the cooling disc located at the lower part; cooling water is injected into the cooling water tower, the lower end of the right side of the cooling water tower is communicated with a water outlet pipe, the right end of the water outlet pipe extends into the cooling tank body, the upper end of the right side of the cooling water to