JPH034492U - - Google Patents
Info
- Publication number
- JPH034492U JPH034492U JP6399289U JP6399289U JPH034492U JP H034492 U JPH034492 U JP H034492U JP 6399289 U JP6399289 U JP 6399289U JP 6399289 U JP6399289 U JP 6399289U JP H034492 U JPH034492 U JP H034492U
- Authority
- JP
- Japan
- Prior art keywords
- refractory
- furnace
- melting furnace
- frequency heating
- forming body
- 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
Links
- 230000008018 melting Effects 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims 2
- 239000011819 refractory material Substances 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000011156 evaluation Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Landscapes
- General Induction Heating (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Description
第１図は本考案の高周波加熱方式の溶解炉の一
実施例を示す縦断面説明図、第２図は本考案の高
周波加熱方式の溶解炉と従来の高周波加熱方式の
溶解炉における耐火物損耗プロフイールの比較説
明図で、ａは従来のもの、ｂは本考案のものを示
す。第３図は本考案の高周波加熱方式の溶解炉の
他の実施例の要部を示す縦断面説明図、第４図は
従来の高周波加熱方式の溶解炉の一例を示す縦断
面説明図である。
１…支持枠、２…高周波コイル、３…溶解炉、
４…永久耐火側壁、５…断熱れんが、６…耐火側
壁、７…耐火底板、８…多孔質ノズル、９…不活
性ガス導入管、１０…ガス供給管、１１…炉口形
成体、１２…円錐台状の中央部、１３…ランス、
１４…ランス、１５…溶銑、１６…スラグ層、Ｓ
０，Ｓ１，Ｓ２…耐火物供試体、Ｃ…炭材。
Fig. 1 is a longitudinal cross-sectional explanatory diagram showing an embodiment of the high-frequency heating type melting furnace of the present invention, and Fig. 2 shows refractory wear in the high-frequency heating type melting furnace of the present invention and the conventional high-frequency heating type melting furnace. This is a comparative explanatory diagram of profiles, in which a shows the conventional profile and b shows the profile of the present invention. FIG. 3 is a vertical cross-sectional explanatory view showing the main parts of another embodiment of the high-frequency heating type melting furnace of the present invention, and FIG. 4 is a vertical cross-sectional view showing an example of a conventional high-frequency heating type melting furnace. . 1... Support frame, 2... High frequency coil, 3... Melting furnace,
4... Permanently refractory side wall, 5... Insulating brick, 6... Refractory side wall, 7... Refractory bottom plate, 8... Porous nozzle, 9... Inert gas introduction pipe, 10... Gas supply pipe, 11... Hearth forming body, 12... truncated conical central part, 13...lance,
14...Lance, 15...Hot metal, 16...Slag layer, S
0 , S1 , S2 ...Refractory specimen, C...Charcoal material.
Claims (1)
にガス吹込み用の多孔質ノズルと、この多孔質ノ
ズルへのガス導入管の一部を埋設した耐火底板を
交替え自在に配設すると共に、高周波コイルの炉
内側に形成される耐火側壁を取替え自在に配設し
、前記耐火底板、耐火側壁に耐火物供試体を配設
することを特徴とする耐火物評価用の高周波加熱
方式の溶解炉。 (2) ガス吹込用の多孔質ノズルへのガス導入管
の一部を耐火側壁の上部側から耐火底板側にかけ
て高周波コイルの前面に沿つて配設したことを特
徴とする請求項第１項記載の耐火物評価用の高周
波加熱方式の溶解炉。 (3) 溶解炉の上部に、内部に傾斜面を有する着
脱自在な炉口形成体を配設し、この炉口形成体内
部傾斜部に耐火物供試体を配設すると共に、この
炉口形成体内に耐火材を被覆したガス吹込みラン
スの端部を位置させ、この炉口形成体で形成され
る内部空間で二次燃焼条件を付与することを特徴
とする高周波加熱式溶解炉。[Scope of Claim for Utility Model Registration] (1) A high-frequency heating type melting furnace is equipped with a porous nozzle for blowing gas at the bottom of the furnace and a refractory bottom plate in which a part of the gas introduction pipe to the porous nozzle is buried. A refractory characterized in that the refractory side walls formed on the inside of the furnace of the high-frequency coil are replaceably arranged, and a refractory specimen is arranged on the refractory bottom plate and the refractory side walls. High-frequency heating melting furnace for evaluation. (2) A part of the gas introduction pipe to the porous nozzle for blowing gas is arranged along the front surface of the high-frequency coil from the upper side of the fireproof side wall to the side of the fireproof bottom plate. A high-frequency heating melting furnace for evaluating refractories. (3) At the top of the melting furnace, a removable furnace mouth forming body having an internal slope is arranged, and a refractory specimen is placed on the internal slope of this furnace mouth forming body, and the furnace mouth forming body is A high-frequency heating type melting furnace characterized in that the end of a gas injection lance coated with a refractory material is located inside the body, and secondary combustion conditions are provided in the internal space formed by the furnace mouth forming body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6399289U JPH034492U (en) | 1989-06-02 | 1989-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6399289U JPH034492U (en) | 1989-06-02 | 1989-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH034492U true JPH034492U (en) | 1991-01-17 |
Family
ID=31594532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6399289U Pending JPH034492U (en) | 1989-06-02 | 1989-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH034492U (en) |
-
1989
- 1989-06-02 JP JP6399289U patent/JPH034492U/ja active Pending
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