Dual cigarette holder with smoke filter

A double filtering cigarette holder essentially comprises a shell body and a filter core. The double cigarette filter is characterized in that the inner wall of the shell body is provided with a protrusion part, and the annular outer wall of the filter core is inserted on the protrusion part; the annular outer wall of the filter core is thicker than a filter core board; an upper cavity body is formed by the annular outer wall and the upper surface of the filter core board, and a lower cavity body is formed by the annular wall and the lower surface of the filter core board; an upper cavity opening and a lower cavity opening are respectively and symmetrically mounted at the upper and the lower positions of the annular outer wall; a groove is positioned on the outer wall of the filter core between the upper cavity opening and the lower cavity opening; an accelerating filtration channel is formed by the groove and the inner wall of the shell body; the protrusion part on the inner wall of the shell body is opposit