Arrangement structure of yin-yang pressure area unit and yin-yang pressure area unit

摘要

PROBLEM TO BE SOLVED: To provide a negative / positive pressure area unit capable of suppressing diffusion of a foreign substance such as a virus and protecting a person such as a medical worker by partitioning a negative pressure area and a positive pressure area by installing it in an indoor facility. SOLUTION: A skeleton unit 11 in which a negative pressure area Np and a positive pressure area Pp are arranged adjacent to each other, a covering sheet 12 provided on the skeleton unit 11 so as to cover the upper surface and the side surface thereof, and a negative pressure area 11 on the skeleton unit 11. The partition sheet 13 is provided so as to partition the pressure area Np and the positive pressure area Pp, and is positioned with respect to the partition sheet 13 so that at least a part of the partition sheet 13 is exposed to both the negative pressure area Np and the positive pressure area Pp. The self-supporting clean unit 20 is provided with a self-supporting clean unit 20 that is installed in the positive pressure area Pp after sucking air in the negative pressure area Np and removing foreign substances contained in the air. Blow out. [Selection diagram] Fig. 1