JPS62191859U - - Google Patents

Description

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

第１図は本考案にかかる間欠走行式コイル熱処
理炉の第１実施例を示す概略図、第２図は第１図
の―線拡大断面図、第３図は第１図の高温ガ
ス系統図、第４図はコンベクタ本体の正面図、第
５図は本考案の第２実施例を示す概略図、第６図
は高温ガス系統図で、第７図は従来の間欠走行式
コイル熱処理炉の概略図である。 １〜予熱室、１Ａ〜第１予熱室、１Ｂ〜第２予
熱室、３〜加熱室、４〜冷却室、４Ａ〜徐冷室、
１０〜コンベクタ、１１〜コンベクタ本体、１１
Ａ〜下部コンベクタ本体、１６〜エアシリンダ、
１８〜メインダクト、２０〜ラジアントチユーブ
、２１〜循環フアン。 Fig. 1 is a schematic diagram showing a first embodiment of an intermittent traveling coil heat treatment furnace according to the present invention, Fig. 2 is an enlarged sectional view taken along the line - - in Fig. 1, and Fig. 3 is a high temperature gas system diagram of Fig. 1. , Fig. 4 is a front view of the convector main body, Fig. 5 is a schematic diagram showing the second embodiment of the present invention, Fig. 6 is a high-temperature gas system diagram, and Fig. 7 is a diagram of a conventional intermittent running coil heat treatment furnace. It is a schematic diagram. 1-preheating chamber, 1A-first preheating chamber, 1B-second preheating chamber, 3-heating chamber, 4-cooling chamber, 4A-slow cooling chamber,
10 ~ Convector, 11 ~ Convector body, 11
A~lower convector body, 16~air cylinder,
18~main duct, 20~radiant tube, 21~circulation fan.

Claims (1)

【実用新案登録請求の範囲】 (1) 予熱室、加熱室および冷却室を有する間欠
走行式コイル熱処理炉において、前記予熱室のコ
イル停止位置に、中央開口部にダクトを有するコ
ンベクタを設け、このコンベクタにコイル端面と
接触・離間させる駆動装置を取り付けるとともに
、前記ダクトを高温ガス供給ダクトに連通し、コ
イルの移送停止時に、前記コンベクタをコイル端
面に接触させて、コイル端面に対流伝熱を付与す
ることを特徴とする間欠走行式コイル熱処理炉。 (2) 前記高温ガスが、前記加熱室に設けたラジ
アントチユーブの排ガスであることを特徴とする
前記実用新案登録請求の範囲第１項に記載の間欠
走行式コイル熱処理炉。 (3) 前記高温ガスが、冷却室または徐冷室の雰
囲気ガスであることを特徴とする前記実用新案登
録請求の範囲第１項に記載の間欠走行式コイル熱
処理炉。[Claims for Utility Model Registration] (1) In an intermittent traveling type coil heat treatment furnace having a preheating chamber, a heating chamber, and a cooling chamber, a convector having a duct in the central opening is provided at the coil stop position of the preheating chamber; A drive device is attached to the convector to bring it into contact with and separate from the end face of the coil, and the duct is connected to a high temperature gas supply duct, and when the transfer of the coil is stopped, the convector is brought into contact with the end face of the coil to impart convective heat transfer to the end face of the coil. An intermittent running coil heat treatment furnace characterized by: (2) The intermittent running coil heat treatment furnace according to claim 1, wherein the high temperature gas is exhaust gas from a radiant tube provided in the heating chamber. (3) The intermittent traveling type coil heat treatment furnace according to claim 1, wherein the high temperature gas is an atmospheric gas in a cooling chamber or an annealing chamber.