| 摘要 |
PROBLEM TO BE SOLVED: To provide a ceiling inspection port to which a lighting sheet for adopting light from an upper part indoors is simply attached.SOLUTION: In a ceiling inspection port 2 which includes: an outer frame 4 which is attached to an opening 3 formed on the ceiling of a building; an inner frame 5 which is openably/closably attached to the outer frame 4; a first holding member 7 and a second holding member 8 which fix a lighting sheet 6 for adopting light from an upper part indoors to the inside of the inner frame 5, it is constituted so that the second holding member 8 which is second fixation means for fixing the lighting sheet to the opposite side of the other set in a state that the lighting sheet 6 is fixed to one set of the opposite sides of the inner frame 5 formed like a rectangular frame by the first holding member 7 which is first fixation means includes a plate part 25 which is a rising part, and the lighting sheet 6 is sandwiched with the inner frame on the outer surface 39 of the plate part 25 and the lower surface 38 of a plate part 26 which is the lower end surface of the rising part. |
