Fire protection hatch with a housing for a pivotable housed shut-off valve, which can be pivoted around a pivot shaft

摘要

Fire protection hatch with a housing (1) for a pivotable housed shut-off valve (3), which can be pivoted around a pivot shaft (2), in which the housing (1) is constituted on the outer side by at least two plates (4) arranged adjacent to each other, in which each plate (4) is constituted by at least two plate segments (5), respectively, with a recess (6) for a partial area of the housing ( 1), in which the recess (6) is configured such that the plate segment (5) can be placed laterally from the outside, in particular in the radial direction, in the housing (1), and in which the segments corresponding plate (5) of each plate (4) are touched in two joining edges (7) with the one or the other plate segments (5), in which the joining edges (7) of all plates (4) ), seen in the direction of the circulation (8), are not arranged aligned with each other.