JPS59129867U

JPS59129867U - Gas blowing nozzle for molten metal container

Info

Publication number: JPS59129867U
Application number: JP709883U
Authority: JP
Inventors: 児島　憲生; 征二郎田中; 馬舟　倬三; 三村　信之; 浩一太田; 橘　林三; 山田　博右; 泉大石; 小笠原　一紀; 誠横井
Original assignee: 川崎炉材株式会社; 川崎製鉄株式会社
Priority date: 1983-01-20
Filing date: 1983-01-20
Publication date: 1984-08-31
Also published as: JPS6313233Y2

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

[Brief explanation of the drawing]

第１図及び第２図はそれぞれ従来のガス吹込みノズルを
示す縦断面図、第３図は本考案実施の一例を示す縦断面
図、第３図Ａは第３図の要部拡大図、第４図は吹込み通
孔の長さとガス流量の関係の一般的傾向を示す図、第５
図は炉の使用回数とガス流量の関係を示す図である。図に於て、１はノズル本体、２はレシーバ−タンク、２
１はその分割室、３はガス吹込み通孔、４はガス導入通
孔である。　　、補正　昭５９．　３．２７実用新案登録請求の範囲、図面の簡単な説明を次のよう
に補正する。Ｏ実用新案登録請求の範囲耐火材料製のガス吹込みノズル本体に、内部が複数の分
割室に区劃されたレシーバ−タンクを設け、このタンク
とノズル先端面との間に、内径比較的小なるガス吹込み
通路を、前記各分割室が一本又は複数本を具備するよう
に貫通形成し、更に前記タンクに対しては、内径比較的
大なるガス導入通路を、前記各分割室ごとにトータル開
口面積が前記ガス吹込通路のそれより大きくなるように
、連設したことを特徴とする溶融金属容器用ガス吹込み
ノズル。図面の簡単な説明第１図及び第２図はそれぞれ従来のガス吹込みノズルを
示す縦断面図、第３図は本考案実施の一例を示す縦断面
図、第３図Ａは第３図の要部拡大図、第４図は吹込み通
路の長さとガス流量の関係の一般的傾向を示す図、第５
図は容器乃至炉の使用回数とガス流量の関係を示す図で
ある。図に於て、１はノズル本体、２はレシーバ−タンク、２
１はその分割室、３はガス吹込み通路、４はがス導入通
路である。　　　゛1 and 2 are longitudinal sectional views showing a conventional gas blowing nozzle, respectively, FIG. 3 is a longitudinal sectional view showing an example of the implementation of the present invention, and FIG. 3A is an enlarged view of the main part of FIG. Figure 4 is a diagram showing the general tendency of the relationship between the length of the blowing hole and the gas flow rate, Figure 5
The figure shows the relationship between the number of times the furnace is used and the gas flow rate. In the figure, 1 is the nozzle body, 2 is the receiver tank, 2
1 is the divided chamber, 3 is a gas blowing hole, and 4 is a gas introduction hole. , Revised 1984. 3.27 The claims for utility model registration and the brief description of the drawings are amended as follows. O Utility Model Registration Scope A gas blowing passage having one or more gas blowing passages is formed through each of the divided chambers, and a gas introduction passage having a relatively large inner diameter is formed in each of the divided chambers. A gas blowing nozzle for a molten metal container, characterized in that the gas blowing nozzles are arranged in series so that the total opening area is larger than that of the gas blowing passage. BRIEF DESCRIPTION OF THE DRAWINGS FIGS. 1 and 2 are longitudinal sectional views showing a conventional gas blowing nozzle, FIG. 3 is a longitudinal sectional view showing an example of the implementation of the present invention, and FIG. An enlarged view of the main parts, Figure 4 is a diagram showing the general tendency of the relationship between the length of the blowing passage and the gas flow rate, Figure 5
The figure shows the relationship between the number of times a container or furnace is used and the gas flow rate. In the figure, 1 is the nozzle body, 2 is the receiver tank, 2
1 is the divided chamber, 3 is a gas blowing passage, and 4 is a gas introduction passage.゛

Claims

[Scope of utility model registration request]

A receiver tank 2 whose interior is laterally divided into a plurality of divided chambers 21 is provided in the gas blowing nozzle main body 1 made of a fireproof material, and this tank 2 and the nozzle tip surface 1a are provided.
A gas blowing hole 3 having a relatively small inner diameter is formed through the tank 2 and the nozzle base end surface 1b so that each divided chamber 21 has one or more gas blowing holes 3. A gas blower for a molten metal container characterized in that a gas introduction hole 4 having a relatively large inner diameter is formed through each divided chamber 21 so that the total opening area is larger than that of the gas blowing hole 3. Included nozzle.