Bathtub overflow port drainer

The utility model discloses a drainer for an overflow port of a bathtub. The utility model relates to the technical field of bathing devices, key points of the technical scheme are as follows: the keypoints are as follows; wherein the sewer connector is provided with a water inlet channel and a water outlet, the sewer connector is provided with an inserting part, the inserting part is provided with a convex ring, the sewer pipe is provided with an annular groove, the sewer connector is provided with a sealing rubber frame, the sewer connector is provided with a pressing groove, and the sewerconnector is internally provided with a deodorization device, a first deodorization device wrapping block fixing plate, a second deodorization device wrapping block fixing plate, a flexible sheet anda first fixing plate. By arranging a convex ring and a plurality of ring grooves, the length of the drainer is adjustable, and the drainer can be installed on bathtubs with different heights; by arranging the sealing rubber fra