Combined rubber sealing strip

The utility model discloses a combined rubber sealing strip which comprises a mounting body and a sealing strip body arranged on the mounting body, the sealing strip body comprises a base and a buffer strip, a U-shaped groove is formed in one side of the base, a plurality of anti-slip strips are arranged on the upper face and the lower face in the U-shaped groove, a mounting part is arranged above the base, a T-shaped groove is formed in the mounting part, and the buffer strip is arranged in the T-shaped groove. The buffer strip comprises a buffer body and a T-shaped connecting block, a cavity is formed in the buffer body, and compared with the prior art, the buffer strip and the base are arranged in a combined mode, when the easily-damaged buffer strip is damaged, only the buffer strip needs to be pulled out from one end of the T-shaped groove, and then a new buffer strip is inserted into the buffer strip. The whole sealing strip does not need to be replaced, materials are saved, meanwhile, the T-shaped groo