JPH0177772U

JPH0177772U -

Info

Publication number: JPH0177772U
Application number: JP1987171926U
Authority: JP
Priority date: 1987-11-12
Filing date: 1987-11-12
Publication date: 1989-05-25
Anticipated expiration: 2002-11-12
Also published as: JPH0545322Y2

Description

[Brief explanation of the drawing]

第１図は本考案の１実施例を示す断面略図であ
り、第２図は同じく本考案の一実施例の要部を示
す斜視略図であり、第３ａ図及び第３ｂ図は、そ
れぞれ、本考案の一実施例における複合体を示す
斜視図であり、第４図は本考案の他の実施例を示
す断面略図であり、第５図は同じく第４図のＥ―
Ｅ′線に沿つた断面略図であり、さらに、第６図
は従来の一例を示す断面略図である。１……加熱発泡性樹脂材料層、２……押え枠体
、３……締付ボルト、４……床又は壁、５……プ
ラスチツク管路又はケーブル、７……貫通部にお
ける床又は壁４の内壁、８……空隙部、９……芯
体（発泡シリコーン）、１０……非耐火性材料層
（プラスチツクフイルム、紙等）、１１……円柱
状又は棒状複合体、１２……耐火板受金物（条）
、１３……開口部、１４……耐火板、１５……発
泡性シリコーン。 FIG. 1 is a schematic cross-sectional view showing one embodiment of the present invention, FIG. 2 is a schematic perspective view showing the main parts of an embodiment of the present invention, and FIGS. 3a and 3b are respectively FIG. 4 is a perspective view showing a composite body in one embodiment of the invention, FIG. 4 is a schematic cross-sectional view showing another embodiment of the invention, and FIG.
FIG. 6 is a schematic cross-sectional view taken along line E', and FIG. 6 is a schematic cross-sectional view showing an example of the conventional technology. DESCRIPTION OF SYMBOLS 1... Heat-foamable resin material layer, 2... Pressing frame body, 3... Tightening bolt, 4... Floor or wall, 5... Plastic conduit or cable, 7... Floor or wall at the penetration part 4 Inner wall of 8... Void portion, 9... Core body (foamed silicone), 10... Non-fireproof material layer (plastic film, paper, etc.), 11... Cylindrical or rod-shaped composite, 12... Fireproof plate Receipt (article)
, 13...opening, 14...fireproof plate, 15...foaming silicone.

補正昭６３．８．２６実用新案登録請求の範囲を次のように補正する
。Amendment August 26, 1983 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】プラスチツク管路又はケーブル５の床又は壁等４
の貫通部の防火防煙措置構体において、プラスチツク管路又はケーブル５の床又は壁４
の貫通部における床又は壁４の内壁７と、貫通部
内におけるプラスチツク管路５の外周と、床又は
壁４の間に画成される空隙部８に、難燃性の発泡
体を少なくとも平常体積の９０％以内に圧縮して
なる芯体９を非耐火性材料層１０で被覆してなる
多数の円柱状又は棒状複合体１１を、緻密に充填
して構成したことを特徴とするプラスチツク管路
又はケーブルの床又は壁等の貫通部の防火防煙措
置構体。[Scope of claim for utility model registration] Floors or walls of plastic conduits or cables 5 4
In fire and smoke protection structures for penetrations of plastic pipes or cables 5, floors or walls 4
At least normally, a flame-retardant foam is applied to the inner wall 7 of the floor or wall 4 at the penetration part, the outer periphery of the plastic conduit 5 in the penetration part, and the gap 8 defined between the floor or wall 4 . A plastic tube characterized in that it is constituted by densely filling a large number of cylindrical or rod-shaped composite bodies 11 each consisting of a core body 9 compressed to within 90% of its volume and covered with a non-refractory material layer 10. Fire and smoke prevention structures for passages of roads or cables through floors, walls, etc.

Claims

[Scope of Claim for Utility Model Registration] In a structure with fire and smoke prevention measures at the penetration part of the floor or wall etc. 4 of the plastic conduit or cable 5, the floor or wall at the penetration part of the floor or wall etc. 4 of the plastic conduit or cable 5. 4, the outer periphery of the plastic conduit 5 in the penetration part, and the presser frame 2 that covers and seals the outside of at least one of the floor or the wall 4 is filled with flame retardant material. closed cell foam of at least 90% of its normal volume
A non-refractory material layer 10 is formed by compressing the core body 9 into
A large number of cylindrical or rod-shaped composite bodies 11 coated with
A structure for fire and smoke prevention measures for a penetration part of a floor or wall of a plastic conduit or cable, characterized in that it is constructed by densely filling the following: