The invention discloses a clothes treatment device. The clothes treatment device comprises a shell body, an inner barrel, a cover body, a limiting part, a resetting part and a filtering assembly,wherein the inner barrel is arranged in the shell body; the inner barrel is provided with an air outlet and an open hole; the cover body is arranged on the shell body and is used for opening or closing the open hole; the limiting part can be switched between a first position and a second position; when the limiting part is located at the first position, the limiting part stops the cover body; when the limiting part is located at the second position, the cover body is used for closing the open hole; the resetting part commonly pushes the limiting part to move toward the first position. When the filtering assembly is released from the air outlet, the limiting part is located at the first position; and when the filtering assembly is mounted on the air outlet, the filtering assembly is used for pushing the limiting part to be switched to the second position. The clothes treatment device disclosed by the invention can remind a user by utilizing the limiting part; and the filtering assembly is not assembled on the air outlet, so that whole machine fault problems caused by the fact that the filtering assembly of the clothes treatment device is arranged so that impurities and soft flocks enter the shell body are avoided.