JPS5980033U - Fireproof drain hole - Google Patents

Fireproof drain hole

Info

Publication number
JPS5980033U
JPS5980033U JP17766982U JP17766982U JPS5980033U JP S5980033 U JPS5980033 U JP S5980033U JP 17766982 U JP17766982 U JP 17766982U JP 17766982 U JP17766982 U JP 17766982U JP S5980033 U JPS5980033 U JP S5980033U
Authority
JP
Japan
Prior art keywords
hole
fire
fireproof
drain hole
thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP17766982U
Other languages
Japanese (ja)
Other versions
JPH028012Y2 (en
Inventor
睦 高木
大井　昭夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takenaka Corp
Original Assignee
Takenaka Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Takenaka Corp filed Critical Takenaka Corp
Priority to JP17766982U priority Critical patent/JPS5980033U/en
Publication of JPS5980033U publication Critical patent/JPS5980033U/en
Application granted granted Critical
Publication of JPH028012Y2 publication Critical patent/JPH028012Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sink And Installation For Waste Water (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は、本考案の一実施例を示す耐火排水孔の縦断面図
である。 １・・・貫通孔、２・・・コンクリート床、３・・・鋼
製打込み枠、４・・・銅製板、５・・・孔、６・・・弁
座、７・・・浮き弁、８・・・目皿受、９・・・排水目
皿。The drawing is a longitudinal sectional view of a fireproof drainage hole showing an embodiment of the present invention. 1... Through hole, 2... Concrete floor, 3... Steel casting frame, 4... Copper plate, 5... Hole, 6... Valve seat, 7... Floating valve, 8... Perforated plate holder, 9... Drain perforated plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コンクリート床の隅部に鋼製打込み枠にて囲んだ貫通孔
を設け、該貫通孔の下端部には、所定位置に孔を形成し
その孔縁上面に耐火性弁座を取り付けてなる所定の耐火
性能を有する厚みにて製造された鋼製板を設け、前記弁
座に所定の耐火性能を有する厚みにて製造された鋼球浮
き弁を載置し、前記貫通孔の上部には目皿受を介して踏
抜防止蓋兼用の排水目皿を載置して成ることを特徴とす
る耐火排水孔。A through hole surrounded by a steel casting frame is provided at the corner of the concrete floor, a hole is formed at a predetermined position at the lower end of the through hole, and a fire-resistant valve seat is attached to the upper surface of the hole edge. A steel plate manufactured to a thickness that has fire resistance is provided, a steel ball floating valve manufactured to a thickness that has a predetermined fire resistance is placed on the valve seat, and a perforated plate is provided at the top of the through hole. A fire-resistant drainage hole characterized in that a drainage eye plate which also serves as a punch-through prevention lid is placed through a receiver.
JP17766982U 1982-11-24 1982-11-24 Fireproof drain hole Granted JPS5980033U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17766982U JPS5980033U (en) 1982-11-24 1982-11-24 Fireproof drain hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17766982U JPS5980033U (en) 1982-11-24 1982-11-24 Fireproof drain hole

Publications (2)

Publication Number Publication Date
JPS5980033U true JPS5980033U (en) 1984-05-30
JPH028012Y2 JPH028012Y2 (en) 1990-02-26

Family

ID=30385936

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17766982U Granted JPS5980033U (en) 1982-11-24 1982-11-24 Fireproof drain hole

Country Status (1)

Country Link
JP (1) JPS5980033U (en)

Also Published As

Publication number Publication date
JPH028012Y2 (en) 1990-02-26

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