JPS6420982U - - Google Patents

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Publication number
JPS6420982U
JPS6420982U JP11625887U JP11625887U JPS6420982U JP S6420982 U JPS6420982 U JP S6420982U JP 11625887 U JP11625887 U JP 11625887U JP 11625887 U JP11625887 U JP 11625887U JP S6420982 U JPS6420982 U JP S6420982U
Authority
JP
Japan
Prior art keywords
gas concentration
measuring device
condition monitoring
erw
set value
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.)
Pending
Application number
JP11625887U
Other languages
English (en)
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 filed Critical
Priority to JP11625887U priority Critical patent/JPS6420982U/ja
Publication of JPS6420982U publication Critical patent/JPS6420982U/ja
Pending legal-status Critical Current

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  • Pipeline Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Description

【図面の簡単な説明】
第１図は本考案装置の一実施例を示す模式的構
成図、第２図は電縫管製造ラインを説明する模式
平面図、第３図は還元炎シールド方法を説明する
模式正面図、第４図はＣＯガス濃度とペネトレー
タ発生個数との関係を示すグラフ、第５図はＣＯ
２ガス濃度とペネトレータ発生個数を示すグラフ
である。 ８……火炎、８ａ……還元炎、９……ガスサン
プリング管、１０……除塵器、１１……ポンプ、
１２……ガス濃度測定器、１３……記録計、１４
……比較器、１５……基準値設定器、１７……警
報器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 電縫溶接管の加熱部近傍を還元炎でシールドす
    る電縫管製造設備における溶接シールド状態監視
    装置であつて、前記還元炎中のＣＯ又はＣＯ２ガ
    ス濃度を測定するガス濃度測定器と、該測定器か
    らの測定値を判定レベルの濃度設定値と比較する
    比較器を備えてなり、該測定値が設定値を下回る
    とき溶接異常と判定する警報器を設けたことを特
    徴とする電縫管の溶接シールド状態監視装置。
JP11625887U 1987-07-28 1987-07-28 Pending JPS6420982U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11625887U JPS6420982U (ja) 1987-07-28 1987-07-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11625887U JPS6420982U (ja) 1987-07-28 1987-07-28

Publications (1)

Publication Number Publication Date
JPS6420982U true JPS6420982U (ja) 1989-02-01

Family

ID=31358629

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11625887U Pending JPS6420982U (ja) 1987-07-28 1987-07-28

Country Status (1)

Country Link
JP (1) JPS6420982U (ja)

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