JPH0463751U

JPH0463751U -

Info

Publication number: JPH0463751U
Application number: JP10821590U
Authority: JP
Priority date: 1990-10-15
Filing date: 1990-10-15
Publication date: 1992-05-29
Anticipated expiration: 2005-10-15
Also published as: JP2507369Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の水平断面図、第２
図は同上の縦断面図、第３図は同上の天井の概略
底面図、第４図ａは同上の照明部の断面図、第４
図ｂは第４図ａのＢ部の拡大断面図、第４図ｃは
第４図ａのＣ部の拡大断面図、第５図ａは同上の
照明ボツクスの底面図、第５図ｂは第５図ａのＢ
−Ｂ線断面図、第５図ｃは第５図ａのＣ−Ｃ線断
面図、第５図ｄは第５図ａのＤ−Ｄ線断面図、第
５図ｅは第５図ａのＥ−Ｅ線断面図、第６図ａ，
ｂ，ｃは同上の照明ルーバーの平面図、正面図、
側面図、第７図ａ，ｂは同上の天井パネルの底面
図、断面図、第８図ａ，ｂ，ｃは同上の点検蓋の
底面図、断面図、拡大断面図、第９図は従来例の
断面図である。４……天井パネル、１９……化粧板、２０……
周部フレーム、２１……断熱材、２２……保護板
、４５……点検口、４６……開口フレーム、４７
……支持片、４８……点検蓋、４９……内部フレ
ーム。 Figure 1 is a horizontal sectional view of one embodiment of the present invention;
The figure is a vertical sectional view of the same as above, Figure 3 is a schematic bottom view of the ceiling of the same as above, Figure 4 a is a sectional view of the lighting part of the same as above,
Figure b is an enlarged sectional view of section B in Figure 4a, Figure 4c is an enlarged sectional view of section C in Figure 4a, Figure 5a is a bottom view of the above lighting box, and Figure 5b is an enlarged sectional view of section B in Figure 4a. Figure 5 a B
5c is a sectional view taken along line C-C of FIG. 5a, FIG. 5d is a sectional view taken along line D-D of FIG. 5a, and FIG. E-E line sectional view, Figure 6a,
b and c are a plan view and a front view of the same lighting louver;
7a and 7b are bottom views and sectional views of the same ceiling panel, 8a, b, and c are bottom views, sectional views, and enlarged sectional views of the same inspection lid, and 9th figure is the conventional one. FIG. 3 is an example cross-sectional view. 4... Ceiling panel, 19... Decorative board, 20...
Peripheral frame, 21...Insulating material, 22...Protection plate, 45...Inspection port, 46...Opening frame, 47
... Support piece, 48 ... Inspection lid, 49 ... Internal frame.

Claims

[Scope of utility model registration request]

A decorative board is attached to the bottom side of the peripheral frame, a heat insulating material is laminated on the back side of the decorative board, and a protective board is installed on the top side of the peripheral frame at a vertical distance from the heat insulating material to form a ceiling panel. An inspection port is opened in the ceiling panel, an internal frame is provided as a frame around the opening edge of the inspection port, and an opening frame having a substantially U-shaped cross section is fitted around the opening edge of the inspection port to provide a protection plate. A structure of an inspection opening in a bathroom ceiling, in which a support piece extends inward from the lower end of an opening frame, and an inspection lid is mounted and supported on the support piece so as to be able to be pushed upward.