JPH01159528U

JPH01159528U -

Info

Publication number: JPH01159528U
Application number: JP5471488U
Authority: JP
Priority date: 1988-04-22
Filing date: 1988-04-22
Publication date: 1989-11-06

Description

[Brief explanation of the drawing]

第１図は本考案のケーブル貫通部の実施例を示
す縦断面図、第２図はこれに使用する型枠の斜視
図、第３図はその施工時の手順を説明するケーブ
ル貫通部縦断面図、第４図はその上面図、第５図
は第３図と同様にその施工時の手順を示すケーブ
ル貫通部縦断面図、第６図はその上面図、第７図
、第８図及び第９図はいずれもその角パイプの別
々の支持方法を説明する要部縦断面図である。１……壁面、２……貫通孔、３……ケーブル、
４……ケーブルラダー、５……型枠、６……ボル
ト、７……角パイプ、１１……耐火ボード、１２
……ロツクウール、１３……耐火シール。 Figure 1 is a longitudinal cross-sectional view showing an embodiment of the cable penetration part of the present invention, Figure 2 is a perspective view of the formwork used therein, and Figure 3 is a longitudinal cross-section of the cable penetration part explaining the construction procedure. Figure 4 is a top view, Figure 5 is a vertical sectional view of the cable penetration section showing the construction procedure similar to Figure 3, Figure 6 is a top view, Figures 7, 8, and FIG. 9 is a longitudinal cross-sectional view of a main part explaining different ways of supporting the square pipe. 1...Wall surface, 2...Through hole, 3...Cable,
4... Cable ladder, 5... Formwork, 6... Bolt, 7... Square pipe, 11... Fireproof board, 12
...Rock wool, 13...Fireproof seal.

Claims

[Scope of utility model registration request]

Insert the cable into the through hole in the wall,
In the device for closing the gap created between the through hole and the outer periphery of the cable with a non-combustible material, a large number of formworks surrounding and supporting the non-combustible material are arranged closely together on both sides of the band-shaped part. A cable penetration part having a tongue-like piece, wherein the belt-like part and the tongue-like piece are provided with bolt holes for fixing to an object.