Mining PE drainage pipe for protecting inner wall

The utility model discloses a mining PE drain pipe for protecting the inner wall, which comprises a drain pipe body, an elastic filter screen is fixedly connected to the inner wall of the drain pipe body, a protection device is fixedly connected to one end, far away from the inner wall of the drain pipe body, of the elastic filter screen, and a protection assembly is arranged above the protection device. An auxiliary device is arranged below the elastic filter screen, the protection device comprises a through pipe, and the through pipe is fixedly connected to the end, away from the inner wall of the drainage pipe body, of the elastic filter screen. According to the PE drainage pipe for protecting the inner wall for the mine, through the use of the protection device, the elastic filter screen and the protection assembly, large-particle impurities discharged from the PE drainage pipe can slide into the protection device, then the large-particle impurities fall in a decelerated mode, and the impact force generat