JPWO2016185625A1 - 溶湯保持炉用ヒータ保護管 - Google Patents
溶湯保持炉用ヒータ保護管 Download PDFInfo
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- JPWO2016185625A1 JPWO2016185625A1 JP2017518719A JP2017518719A JPWO2016185625A1 JP WO2016185625 A1 JPWO2016185625 A1 JP WO2016185625A1 JP 2017518719 A JP2017518719 A JP 2017518719A JP 2017518719 A JP2017518719 A JP 2017518719A JP WO2016185625 A1 JPWO2016185625 A1 JP WO2016185625A1
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- cylindrical portion
- end side
- tapered cylindrical
- protection tube
- furnace
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 63
- 239000002184 metal Substances 0.000 title claims abstract description 63
- 238000003780 insertion Methods 0.000 claims abstract description 37
- 230000037431 insertion Effects 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims description 19
- 230000004308 accommodation Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 239000000945 filler Substances 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000011810 insulating material Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
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
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/44—Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
- B22D41/01—Heating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D45/00—Equipment for casting, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B3/00—Other methods of steam generation; Steam boilers not provided for in other groups of this subclass
- F22B3/08—Other methods of steam generation; Steam boilers not provided for in other groups of this subclass at critical or supercritical pressure values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
- F27B3/20—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0001—Heating elements or systems
- F27D99/0006—Electric heating elements or system
-
- 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
- H05B3/00—Ohmic-resistance heating
- H05B3/62—Heating elements specially adapted for furnaces
- H05B3/66—Supports or mountings for heaters on or in the wall or roof
-
- 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
- H05B3/00—Ohmic-resistance heating
- H05B3/78—Heating arrangements specially adapted for immersion heating
- H05B3/82—Fixedly-mounted immersion heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0001—Heating elements or systems
- F27D99/0006—Electric heating elements or system
- F27D2099/0008—Resistor heating
- F27D2099/0011—The resistor heats a radiant tube or surface
- F27D2099/0013—The resistor heats a radiant tube or surface immersed in the charge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Resistance Heating (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
Description
底壁(12)と、天井壁と、前記底壁(12)と天井壁の間に伸びる側壁(13)とを備え、前記底壁(12)と天井壁と側壁(13)によって溶湯収容空間(18)を形成するとともに、前記側壁(13)又は前記天井壁を貫通して形成された少なくとも1つの貫通挿入孔(20)を備えた炉体(11)と、
発熱体(51)を含み、前記貫通挿入孔(20)に挿入されたヒータ保護管(31)とを備え、
前記発熱体(51)で発生した熱を利用して前記溶湯収容空間(18)に収容された金属溶湯を所定温度に維持する溶湯保持炉(10)における、前記ヒータ保護管(31)において、
前記ヒータ保護管(31)は、
前記貫通挿入孔(20)に形成された炉内側のテーパ円筒部(21)と炉外側の非テーパ円筒部(22)のそれぞれに対応する先端側テーパ円筒部(35)と基端側非テーパ円筒部(36)を備えており、
前記先端側テーパ円筒部(35)と前記基端側非テーパ円筒部(36)を前記炉内側のテーパ円筒部(21)と前記炉外側の非テーパ円筒部(22)に位置させた状態で、前記側壁(13)に取り付け可能に構成されていることを特徴とする。
11:炉体
12:底壁
13:側壁
14:外壁(鉄皮)
15:断熱層
16:バックアップ層
17:耐火層
18:溶湯収容空間
20:チューブ挿入孔
21:内側円筒部(テーパ面)
22:外側円筒部(円筒面)
23:始点
24:中間点
25:終点
30:加熱チューブ
31:ヒータ保護管
32:先端部
33:基端部
34:円筒面
35:先端側円筒部(テーパ面)
36:基端側円筒部(円筒面)
37:段部
40:蓋体
41:中心軸
42:軸(オフセット軸)
43:第1の電極挿入孔
44:第2の電極挿入孔
45:第1の電極棒
46:第2の電極棒
47、48:耐熱支持部材
49:絶縁性耐熱円筒体
50:溝
51:発熱体(ヒータ)
52:断熱材
53:熱電対
60:充填材
61:管状部材(放熱材料)
62:固定部材
63:ボルト
64:ナット
68:留め金
69:ボルト
70:ナット
73:開閉蓋
74:フレーム
77:管状部材(断熱材料)
80:疑似テーパ面
81:テーパ円筒面
82:非テーパ円筒面
Claims (7)
- 底壁(12)と、天井壁と、前記底壁(12)と天井壁の間に伸びる側壁(13)とを備え、前記底壁(12)と天井壁と側壁(13)によって溶湯収容空間(18)を形成するとともに、前記側壁(13)又は前記天井壁を貫通して形成された少なくとも1つの貫通挿入孔(20)を備えた炉体(11)と、
発熱体(51)を含み、前記貫通挿入孔(20)に挿入されたヒータ保護管(31)とを備え、
前記発熱体(51)で発生した熱を利用して前記溶湯収容空間(18)に収容された金属溶湯を所定温度に維持する溶湯保持炉(10)における、前記ヒータ保護管(31)において、
前記ヒータ保護管(31)は、
前記貫通挿入孔(20)に形成された炉内側のテーパ円筒部(21)と炉外側の非テーパ円筒部(22)のそれぞれに対応する先端側テーパ円筒部(35)と基端側非テーパ円筒部(36)を備えており、
前記先端側テーパ円筒部(35)と前記基端側非テーパ円筒部(36)を前記炉内側のテーパ円筒部(21)と前記炉外側の非テーパ円筒部(22)に位置させた状態で、前記側壁(13)に取り付け可能に構成されていることを特徴とするヒータ保護管。 - 前記ヒータ保護管(31)は、先端側テーパ円筒部(35)と基端側非テーパ円筒部(36)との間に、径方向に伸びる環状面からなる段部(37)が形成されていることを特徴とする請求項1のヒータ保護管。
- 前記ヒータ保護管(31)の前記先端側テーパ円筒部(35)と前記基端側非テーパ円筒部(36)は一つの部材で構成されていることを特徴とする請求項1又は2のいずれかのヒータ保護管。
- 前記ヒータ保護管(31)の前記先端側テーパ円筒部(35)と前記基端側非テーパ円筒部(36)は別々の部材で構成されており、前記先端側テーパ円筒部(35)と前記基端側非テーパ円筒部(36)は熱的に接続されていることを特徴とする請求項1又は2のいずれかのヒータ保護管。
- 前記ヒータ保護管(31)の前記先端側テーパ円筒部(35)は、炉内側から炉外側に向かって連続的に外径が大きくなっていることを特徴とする請求項1〜4のいずれかのヒータ保護管。
- 前記ヒータ保護管(31)の前記先端側テーパ円筒部(35)は、炉内側から炉外側に向かって不連続的に外径が大きくなっていることを特徴とする請求項1〜5のいずれかのヒータ保護管。
- 前記ヒータ保護管(31)の前記先端側テーパ円筒部(35)と前記基端側非テーパ円筒部(36)の少なくともいずれか一方は、周方向に連続的又は不連続的に伸びる凹部又は凸部を備えていることを特徴とするヒータ保護管。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2015100382 | 2015-05-15 | ||
JP2015100382 | 2015-05-15 | ||
PCT/JP2015/074616 WO2016185625A1 (ja) | 2015-05-15 | 2015-08-31 | 溶湯保持炉用ヒータ保護管 |
Related Child Applications (1)
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JP2019106970A Division JP6836283B2 (ja) | 2015-05-15 | 2019-06-07 | 溶湯保持炉用ヒータ保護管 |
Publications (2)
Publication Number | Publication Date |
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JPWO2016185625A1 true JPWO2016185625A1 (ja) | 2018-03-01 |
JP6539343B2 JP6539343B2 (ja) | 2019-07-03 |
Family
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JP2017518719A Active JP6539343B2 (ja) | 2015-05-15 | 2015-08-31 | 溶湯保持炉用ヒータ保護管 |
JP2019106970A Active JP6836283B2 (ja) | 2015-05-15 | 2019-06-07 | 溶湯保持炉用ヒータ保護管 |
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Country Status (6)
Country | Link |
---|---|
US (1) | US10356850B2 (ja) |
JP (2) | JP6539343B2 (ja) |
CN (1) | CN107432058B (ja) |
DE (1) | DE112015006538B4 (ja) |
MX (1) | MX2017014270A (ja) |
WO (1) | WO2016185625A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6131378B1 (ja) * | 2016-12-09 | 2017-05-17 | 三井金属鉱業株式会社 | 金属溶湯浸漬用ヒーターチューブ |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1416897A (en) * | 1920-07-12 | 1922-05-23 | Simon Maurice | Electric heater |
US1651861A (en) * | 1922-10-17 | 1927-12-06 | Gen Electric | Electric heater |
US2159414A (en) | 1936-09-30 | 1939-05-23 | Wilcox Heat Machine Company | Oil burner |
CH262908A (de) | 1943-03-03 | 1949-07-31 | American Electro Metal Corp | Elektrisches Heizelement. |
US3404874A (en) * | 1964-09-25 | 1968-10-08 | Lectromeit Corp | Vacuum furnace |
DE1966175C3 (de) * | 1968-05-17 | 1974-01-03 | Agence Nationale De Valorisation De La Recherche (Anvar), Puteaux (Frankreich) | Elektrischer Ofen mit einem Heizelement und einer Vorheizung. Ausscheidung aus: 1925087 |
US3688007A (en) | 1970-11-03 | 1972-08-29 | Sala Basic Ind Inc | Metal melting and holding furnace |
EP0088683A1 (fr) * | 1982-03-10 | 1983-09-14 | Louis Graniou | Four électrique à haute température dont les résistances sont des tubes conducteurs verticaux creux chauffants maintenus en place par des tubes creux attaches réfrigérés |
JPS5967327A (ja) * | 1982-09-17 | 1984-04-17 | Toshiba Ceramics Co Ltd | 保持炉 |
JPS61159079A (ja) * | 1984-12-28 | 1986-07-18 | 東芝セラミツクス株式会社 | 低融点金属用保持炉 |
CA1264009A (en) * | 1987-03-20 | 1989-12-27 | Jobst Ulrich Gellert | Injection molding nozzle and method |
JPH0242755U (ja) * | 1988-09-14 | 1990-03-23 | ||
JP3655684B2 (ja) * | 1995-12-28 | 2005-06-02 | 浜松ヒートテック株式会社 | 溶湯金属用浸漬ヒーター |
CN2269687Y (zh) * | 1996-01-23 | 1997-12-03 | 陈雷 | 带新型电连接接头的电热器件 |
US5948352A (en) | 1996-12-05 | 1999-09-07 | General Motors Corporation | Two-chamber furnace for countergravity casting |
SE531836C2 (sv) * | 2007-12-05 | 2009-08-25 | Sandvik Intellectual Property | Upphängningsanordning för tilledare för elektriska motståndselement |
CN101953226B (zh) * | 2008-01-29 | 2014-01-01 | 株式会社东热 | 浸渍型加热器 |
US7993574B2 (en) | 2008-02-27 | 2011-08-09 | Spx Corporation | Board lined furnace with side immersion heating elements |
JP5832332B2 (ja) | 2012-02-22 | 2015-12-16 | 東邦瓦斯株式会社 | 溶湯浸漬バーナ |
-
2015
- 2015-08-31 CN CN201580078234.0A patent/CN107432058B/zh active Active
- 2015-08-31 US US15/541,084 patent/US10356850B2/en active Active
- 2015-08-31 DE DE112015006538.5T patent/DE112015006538B4/de active Active
- 2015-08-31 MX MX2017014270A patent/MX2017014270A/es unknown
- 2015-08-31 WO PCT/JP2015/074616 patent/WO2016185625A1/ja active Application Filing
- 2015-08-31 JP JP2017518719A patent/JP6539343B2/ja active Active
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2019
- 2019-06-07 JP JP2019106970A patent/JP6836283B2/ja active Active
Also Published As
Publication number | Publication date |
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US10356850B2 (en) | 2019-07-16 |
JP6539343B2 (ja) | 2019-07-03 |
JP2019178863A (ja) | 2019-10-17 |
MX2017014270A (es) | 2018-04-20 |
CN107432058A (zh) | 2017-12-01 |
CN107432058B (zh) | 2020-08-25 |
WO2016185625A1 (ja) | 2016-11-24 |
JP6836283B2 (ja) | 2021-02-24 |
DE112015006538T5 (de) | 2018-02-22 |
US20180070410A1 (en) | 2018-03-08 |
DE112015006538B4 (de) | 2023-06-07 |
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