JPS6025838U - Constant air volume device with fire damper - Google Patents

Constant air volume device with fire damper

Info

Publication number
JPS6025838U
JPS6025838U JP11754083U JP11754083U JPS6025838U JP S6025838 U JPS6025838 U JP S6025838U JP 11754083 U JP11754083 U JP 11754083U JP 11754083 U JP11754083 U JP 11754083U JP S6025838 U JPS6025838 U JP S6025838U
Authority
JP
Japan
Prior art keywords
air volume
volume device
stopper
constant air
short tube
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
JP11754083U
Other languages
Japanese (ja)
Other versions
JPH0142749Y2 (en
Inventor
久野　俊夫
森田　康暉
孝雄 山本
研介 徳永
松尾　豊広
幸男 久野
信幸 樋口
博喜 竹下
Original Assignee
株式会社竹中工務店
株式会社協立
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 株式会社竹中工務店, 株式会社協立 filed Critical 株式会社竹中工務店
Priority to JP11754083U priority Critical patent/JPS6025838U/en
Publication of JPS6025838U publication Critical patent/JPS6025838U/en
Application granted granted Critical
Publication of JPH0142749Y2 publication Critical patent/JPH0142749Y2/ja
Granted legal-status Critical Current

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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 drawings]

第１図は本考案防火ダンパー付定風量装置の実施例を示
す縦断面図、第２図は第１図Ｉ−Ｉ線における断面図、
第３図は弁板のスプリングの取付状態を示す説明図、第
４図は弁板のスプリングのバネ力と弁板の変位の関係を
示す説明図、第５図はダクト圧と風量との実験例を示す
説明図、第６図は要部を示す説明図である。 １：短筒、２：防火ダンパー、３：ストッパー、４：環
状体、５：弁板、Ａ：定風量弁機構。Fig. 1 is a longitudinal cross-sectional view showing an embodiment of the constant air volume device with a fire prevention damper of the present invention, Fig. 2 is a cross-sectional view taken along line I-I in Fig. 1,
Figure 3 is an explanatory diagram showing the installation state of the valve plate spring, Figure 4 is an explanatory diagram showing the relationship between the spring force of the valve plate spring and the displacement of the valve plate, and Figure 5 is an experiment between duct pressure and air volume. FIG. 6 is an explanatory diagram showing an example, and FIG. 6 is an explanatory diagram showing the main part. 1: Short tube, 2: Fire damper, 3: Stopper, 4: Annular body, 5: Valve plate, A: Constant air volume valve mechanism.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 短筒１内部に防火ダンパー２を取付け、同短筒１の内壁
にストッパー３を突設し、又中央を大きく開口した環状
体４に風圧によって同開口を開閉する弁板５を取付けた
定風量弁機構Ａを別体として備え、同定風量弁機構Ａを
短筒１内のストッパー３に脱着自在且つストッパー３と
環状体４とが気密状を保持しなから係止させてなる防火
ダンパー付定風量装置。A fire prevention damper 2 is installed inside the short tube 1, a stopper 3 is protruded from the inner wall of the short tube 1, and a valve plate 5 is attached to an annular body 4 with a large opening in the center to open and close the opening by wind pressure. A fire prevention damper is provided in which a valve mechanism A is separately provided, the identified air volume valve mechanism A is detachably attached to a stopper 3 in a short tube 1, and the stopper 3 and annular body 4 are locked while maintaining an airtight state. Air volume device.
JP11754083U 1983-07-27 1983-07-27 Constant air volume device with fire damper Granted JPS6025838U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11754083U JPS6025838U (en) 1983-07-27 1983-07-27 Constant air volume device with fire damper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11754083U JPS6025838U (en) 1983-07-27 1983-07-27 Constant air volume device with fire damper

Publications (2)

Publication Number Publication Date
JPS6025838U true JPS6025838U (en) 1985-02-21
JPH0142749Y2 JPH0142749Y2 (en) 1989-12-13

Family

ID=30270531

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11754083U Granted JPS6025838U (en) 1983-07-27 1983-07-27 Constant air volume device with fire damper

Country Status (1)

Country Link
JP (1) JPS6025838U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101132288B1 (en) 2009-08-24 2012-04-05 동해기연(주) Constant air volume device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4412547Y1 (en) * 1964-04-24 1969-05-24
JPS4829245U (en) * 1971-08-13 1973-04-10
JPS51143339U (en) * 1975-05-14 1976-11-18
JPS5819424U (en) * 1981-07-03 1983-02-05 日立電線株式会社 Multi-hook electron beam irradiation device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4412547Y1 (en) * 1964-04-24 1969-05-24
JPS4829245U (en) * 1971-08-13 1973-04-10
JPS51143339U (en) * 1975-05-14 1976-11-18
JPS5819424U (en) * 1981-07-03 1983-02-05 日立電線株式会社 Multi-hook electron beam irradiation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101132288B1 (en) 2009-08-24 2012-04-05 동해기연(주) Constant air volume device

Also Published As

Publication number Publication date
JPH0142749Y2 (en) 1989-12-13

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