Capillary sampling tube body of air-breathing smoke fire detector

The utility model discloses a capillary sampling tube body of an air-breathing smoke fire detector, which comprises a sampling main pipeline, a T-shaped adapter, a capillary sampling tube body and a capillary sampling head, the T-shaped adapter is connected with the sampling pipeline, the capillary sampling tube body is led out by the T-shaped adapter and is used for being connected with the capillary sampling head in a detection area, and the T-shaped adapter is connected with the capillary sampling head. The capillary sampling head is installed at the top end of a ceiling cabinet top in a detection area, the capillary sampling pipe body is fixedly installed on the ceiling cabinet top through a fastening mechanism, and one end of the sampling main pipeline is connected with a detector. According to the utility model, the sampling point can be beautifully integrated into the decoration of a building, the damage to the beauty is reduced, the overall decoration effect is maintained to the maximum extent, the in