The utility model relates to
sewage treatment technical field discloses a deodorization mechanism of
sewage treatment tank, including pipeline, the inside fixedly connected with fixed cylinder of pipeline, the inside slide connection has
handle of fixed cylinder, the outer wall fixedly connected with
extrusion piece of
handle, the outer wall slide connection has spring of
handle, the inside of fixed cylinder is equipped with limit slot, the outer wall of spring and
extrusion piece all slide connection is in the inner wall of limit slot, the outer wall fixedly connected with limit block of
extrusion piece, the outer wall of limit block has the filter screen of clamping, the inner wall of pipeline is provided with fan, the outer wall of pipeline is provided with protection
assembly. In the utility model, through the mutual cooperation between pipeline, fixed cylinder, handle, extrusion piece, spring, limit slot, limit block and filter screen, the maintenance efficiency is promoted, the regular cleaning replacement is convenient to keep the best deodorization effect, reduces the
downtime simultaneously, ensures that
sewage treatment system continues stable operation.