Novel concrete prefabricated drainage inspection well

The utility model discloses a novel concrete prefabricated drainage inspection well which comprises a square inspection well bottom pipe joint, a square inspection well pipeline connector is arranged on the side face of the square inspection well bottom pipe joint, an expansion rubber strip is arranged in the square inspection well pipeline connector, and a square inspection well chamber bell and spigot is arranged at the top of the square inspection well bottom pipe joint. And a square inspection well upper pipe joint is arranged at the top of the square inspection well chamber bell and spigot. The novel concrete prefabricated drainage inspection well is convenient to prefabricate in advance, construction site resources are saved, the requirement for the level of workers is low, installation is fast, backfilling can be directly conducted without the maintenance period through one-time forming, the construction period is greatly shortened, meanwhile, the defects of material waste and labor waste are overcome,