Indoor noise reduction drainage vertical pipe and indoor drainage pipeline structure

The invention discloses an indoor noise reduction drainage vertical pipe. The indoor noise reduction drainage vertical pipe comprises a pipe body. An exhaust channel is arranged in an extending mannerin the interior of the pipe wall of the pipe body along the length direction. The exhaust channel extends from one end of the pipe body to the other end of the pipe body and is in communication withthe outside world. An exhaust mouth is formed at the position, corresponding to the exhaust channel, of the inner wall of the pipe body. The invention further discloses an indoor drainage pipeline structure. The indoor drainage pipeline structure comprises multiple indoor noise reduction drainage vertical pipes. The multiple indoor noise reduction drainage vertical pipes are sequentially in communication with each other along the vertical direction from the beginning to the end. The exhaust channel located on the bottom end face of the indoor noise reduction drainage vertical pipe located at the lowest position is arra