JPH02101419U

JPH02101419U -

Info

Publication number: JPH02101419U
Application number: JP907589U
Authority: JP
Priority date: 1989-01-27
Filing date: 1989-01-27
Publication date: 1990-08-13

Description

[Brief explanation of the drawing]

第１図は斜視図、第２図は第１図の―視で
示す天井部分の一部切欠き拡大平面図、第３図は
第２図の―視拡大断面図、第４図は第２図の
―視拡大断面図、第５図は第４図の―視
図、第６図は第１実施例の支持体の平面図、第７
図は正面図、第８図は第２実施例の要部拡大断面
図、第９図は第３実施例の要部拡大断面図、第１
０図は天井枠体の他の実施例を示す斜視図、第１
１図は従来の技術を示す断面図である。１……天井スラブ、２……吊りボルト、３，１
０，１１，１２，３７……天井枠体、４，３９…
…天井板、５，２４……照明器具、２６……蛍光
灯、６，１６，１７……フランジ部、１４……接
続金具、７，２５……上枠カバー体、７ａ，７ｂ
，２５ａ……側板、１８，１９……上向き係止突
条、２０，２１……下向き係止突条、２７，３２
，３４……支持体、２７ａ，３２ａ，３４ａ……
縦片、２７ｂ，３２ｂ，３４ｂ……支持部、２８
……舌片、２９……屈曲連接部、３０……取付け
孔、３１，３３，３６……固定ねじ、３５……蝶
番。 Figure 1 is a perspective view, Figure 2 is an enlarged partially cutaway plan view of the ceiling shown in figure 1, Figure 3 is an enlarged sectional view of figure 2, and Figure 4 is an enlarged sectional view of the ceiling shown in figure 1. 5 is a perspective view of FIG. 4, FIG. 6 is a plan view of the support of the first embodiment, and FIG.
The figure is a front view, FIG. 8 is an enlarged sectional view of the main part of the second embodiment, FIG. 9 is an enlarged sectional view of the main part of the third embodiment, and
Figure 0 is a perspective view showing another embodiment of the ceiling frame;
FIG. 1 is a sectional view showing a conventional technique. 1...Ceiling slab, 2...Hanging bolt, 3,1
0, 11, 12, 37... Ceiling frame body, 4, 39...
... Ceiling board, 5, 24 ... Lighting equipment, 26 ... Fluorescent lamp, 6, 16, 17 ... Flange part, 14 ... Connection fittings, 7, 25 ... Upper frame cover body, 7a, 7b
, 25a... Side plate, 18, 19... Upward locking protrusion, 20, 21... Downward locking protrusion, 27, 32
, 34... support body, 27a, 32a, 34a...
Vertical piece, 27b, 32b, 34b...Support part, 28
... tongue piece, 29 ... bending connection part, 30 ... mounting hole, 31, 33, 36 ... fixing screw, 35 ... hinge.

Claims

[Scope of utility model registration request]

In a mounting device for inserting and mounting an upper frame cover body of a lighting device from below in a substantially horizontal manner into a ceiling opening formed surrounded by a ceiling frame body, the outer peripheral shape of the upper frame cover body in a plan view is provided. is formed to be slightly smaller than the shape of the ceiling opening in plan view, and a support is removably or rotatably attached to the inner surface of the side plate of the upper frame cover, and the support of the support is 1. A device for mounting a lighting fixture on a ceiling, characterized in that the lighting fixture is formed to protrude outward so as to be placed on the upper surface of a flange protruding inwardly from a ceiling frame.