JPH0212194U - - Google Patents
Info
- Publication number
- JPH0212194U JPH0212194U JP1988088208U JP8820888U JPH0212194U JP H0212194 U JPH0212194 U JP H0212194U JP 1988088208 U JP1988088208 U JP 1988088208U JP 8820888 U JP8820888 U JP 8820888U JP H0212194 U JPH0212194 U JP H0212194U
- Authority
- JP
- Japan
- Prior art keywords
- electric furnace
- bottom electrode
- steel pin
- monolithic
- refractory
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000011823 monolithic refractory Substances 0.000 claims 2
- 239000011819 refractory material Substances 0.000 claims 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- 239000011449 brick Substances 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/02—Details
- H05B7/06—Electrodes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
Description
第１図は本考案の実施例に係る炉底電極の縦断
面図、第２図は従来の炉底電極の縦断面図である
。
１…鋼製ピン、２…基板、３…ピン取付板、４
…冷却空気導入管、５…電極端子、６…ケーブル
、７…マグネシア系耐火物、８…鋼製枠体型、９
…耐火煉瓦、１１…マグネシアカーボン煉瓦、１
５，１６…侵食ライン。
FIG. 1 is a longitudinal sectional view of a hearth electrode according to an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view of a conventional hearth electrode. 1... Steel pin, 2... Board, 3... Pin mounting plate, 4
...Cooling air introduction pipe, 5...Electrode terminal, 6...Cable, 7...Magnesia-based refractory, 8...Steel frame type, 9
...Fireproof brick, 11...Magnesia carbon brick, 1
5, 16...Erosion line.
Claims (1)
定形耐火物とを一体成形する直流電気炉の炉底電
極において、前記鋼製ピンが配設されていない炉
底電極の中心部に、前記不定形耐火物より耐損耗
性の優れた耐火材が配置されてあることを特徴と
する直流電気炉の炉底電極。 In a bottom electrode of a DC electric furnace in which a steel pin and a monolithic refractory filled around the steel pin are integrally formed, the above-mentioned A bottom electrode for a DC electric furnace, characterized in that a refractory material with superior wear resistance than monolithic refractories is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988088208U JPH0212194U (en) | 1988-07-01 | 1988-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988088208U JPH0212194U (en) | 1988-07-01 | 1988-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0212194U true JPH0212194U (en) | 1990-01-25 |
Family
ID=31312783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988088208U Pending JPH0212194U (en) | 1988-07-01 | 1988-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0212194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04214180A (en) * | 1990-12-12 | 1992-08-05 | Kawasaki Steel Corp | Dc electric furnace having air-cooled furnace bottom electrode |
-
1988
- 1988-07-01 JP JP1988088208U patent/JPH0212194U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04214180A (en) * | 1990-12-12 | 1992-08-05 | Kawasaki Steel Corp | Dc electric furnace having air-cooled furnace bottom electrode |
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