JPH0348053U

JPH0348053U -

Info

Publication number: JPH0348053U
Application number: JP10909189U
Authority: JP
Priority date: 1989-09-20
Filing date: 1989-09-20
Publication date: 1991-05-08
Anticipated expiration: 2004-09-20
Also published as: JP2561350Y2

Description

[Brief explanation of drawings]

第１図は本考案の右側面図、第２図は第１図の
正面図、第３図イ，ロは本考案に用いる上部固定
金具並びに下部固定金具のそれぞれ斜視図、第４
図イ，ロは第３図イ，ロのそれぞれ正面図、第４
図ハは第４図イ，ロにおける釘穴部の拡大断面図
、第５図は上下部固定金具の平板部の他の実施例
を示す斜視図、第６図イ，ロは主手摺り固定板の
正面図並びに左側面図、第７図イ，ロは主手摺り
支柱の下端部の正面図並びに斜視図、第８図イ，
ロは従来例を示す正面図並びに斜視図である。図において、Ａ……仮設階段本体、１……フレ
ーム、２……ステツプ、３……主手摺り、４……
補助手摺り、３１……手摺り固定板、４１……手
摺り挿入管、３２……係合穴、４２……後方支柱
、３３……手摺り支柱、４３……前方支柱、３４
……係合突起部、５……釘、３５……貫通孔、６
……下部床面、７……上部床面、８……上部固定
金具、９……下部固定金具、１０……補助手摺り
固定金具、８１，９１……平板状部、８２，９２
……ヒンジ部、８３，９３……貫通孔、８４，９
４……釘穴である Figure 1 is a right side view of the present invention, Figure 2 is a front view of Figure 1, Figures 3A and 3B are perspective views of the upper and lower fixing brackets used in the present invention, and Figure 4
Figures A and B are front views of Figure 3 A and B, respectively.
Figure C is an enlarged sectional view of the nail hole part in Figure 4 A and B, Figure 5 is a perspective view showing another embodiment of the flat plate part of the upper and lower fixing fittings, and Figure 6 A and B are the main handrail fixing The front view and left side view of the board, Figure 7 A and B are the front view and perspective view of the lower end of the main handrail column, and Figure 8 A,
B is a front view and a perspective view showing a conventional example. In the figure, A... Temporary staircase body, 1... Frame, 2... Step, 3... Main handrail, 4...
Auxiliary handrail, 31... Handrail fixing plate, 41... Handrail insertion tube, 32... Engagement hole, 42... Rear strut, 33... Handrail strut, 43... Front strut, 34
...Engaging protrusion, 5...Nail, 35...Through hole, 6
... lower floor surface, 7 ... upper floor surface, 8 ... upper fixing metal fitting, 9 ... lower fixing metal fitting, 10 ... auxiliary handrail fixing metal fitting, 81, 91 ... flat plate-like part, 82, 92
...Hinge part, 83, 93...Through hole, 84, 9
4...It's a nail hole

Claims

[Claims for Utility Model Registration] (1) A main body in which a plurality of steps are bridged between a pair of frames; A temporary staircase consisting of upper and lower fixing fittings opened in the center of the section, and a handrail detachably fixed to either one of the pair of frames. (2) In the above-mentioned fixing fitting, the nail hole provided in the flat plate-like part is provided in the center of the continuous groove of the convex strip (claim 1).
) Temporary stairs listed in ). (3) At the upper end of the main body, there is an auxiliary handrail that is rotatable in the horizontal direction and has a fixing metal fitting that has a flat plate-shaped part with a nailing hole in the center of the conical part etc. at the lower end of the front support. The temporary staircase set forth in claim (1).