JPS61144331U - - Google Patents

Info

Publication number
JPS61144331U
JPS61144331U JP2756485U JP2756485U JPS61144331U JP S61144331 U JPS61144331 U JP S61144331U JP 2756485 U JP2756485 U JP 2756485U JP 2756485 U JP2756485 U JP 2756485U JP S61144331 U JPS61144331 U JP S61144331U
Authority
JP
Japan
Prior art keywords
primary air
duct
air duct
boiler
mill
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
JP2756485U
Other languages
Japanese (ja)
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 JP2756485U priority Critical patent/JPS61144331U/ja
Publication of JPS61144331U publication Critical patent/JPS61144331U/ja
Pending legal-status Critical Current

Links

Description

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

第1図は本考案の一実施例を示す説明図、第2
図は従来装置の一例を示す説明図である。 1はボイラ、2は排ガスダクト、3はエアーヒ
ータ、4は押込通風機、5,5′は2次空気ダク
ト、6はプライマリーエアーフアン、7,7′は
1次空気ダクト、8はミル、9はバーナ、14は
1次空気ダクト加熱部を示す。
Fig. 1 is an explanatory diagram showing one embodiment of the present invention;
The figure is an explanatory diagram showing an example of a conventional device. 1 is a boiler, 2 is an exhaust gas duct, 3 is an air heater, 4 is a forced draft fan, 5 and 5' are secondary air ducts, 6 is a primary air fan, 7 and 7' are primary air ducts, 8 is a mill, 9 is a burner, and 14 is a primary air duct heating section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ミルに1次空気を供給する1次空気ダクトの一
部を、ボイラ出口の排ガスダクト内部に通して1
次空気ダクト加熱部を構成したことを特徴とする
石炭焚ボイラの空気供給装置。
A part of the primary air duct that supplies primary air to the mill is passed through the inside of the exhaust gas duct at the boiler outlet.
An air supply device for a coal-fired boiler, characterized by comprising a secondary air duct heating section.
JP2756485U 1985-02-27 1985-02-27 Pending JPS61144331U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2756485U JPS61144331U (en) 1985-02-27 1985-02-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2756485U JPS61144331U (en) 1985-02-27 1985-02-27

Publications (1)

Publication Number Publication Date
JPS61144331U true JPS61144331U (en) 1986-09-05

Family

ID=30524637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2756485U Pending JPS61144331U (en) 1985-02-27 1985-02-27

Country Status (1)

Country Link
JP (1) JPS61144331U (en)

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