Building fire-fighting water pressure detection device

The utility model discloses a building fire-fighting water pressure detection device, which comprises a first main pipe and an alarm assembly, one side of the first main pipe is provided with the alarm assembly, one side of the alarm assembly is provided with a second main pipe, the second main pipe is internally provided with a filter assembly, one side of the filter assembly is provided with a sealing assembly, and the sealing assembly is provided with a water outlet. A connecting pipe is arranged on one side of the sealing assembly, the filtering assembly comprises a pipe frame, a convex ring, a round piece and a filter screen, the convex ring is arranged in the pipe frame, the round piece is arranged on one side of the convex ring, and the round piece is arranged on one side of the round piece. According to the building fire-fighting water pressure detection device, a group of convex rings are mounted on the inner wall of the pipe frame, the convex rings are integrally connected with the round pieces in s