CN109081336A - A kind of electricity forges high temperature graphitization furnace - Google Patents
A kind of electricity forges high temperature graphitization furnace Download PDFInfo
- Publication number
- CN109081336A CN109081336A CN201811241455.7A CN201811241455A CN109081336A CN 109081336 A CN109081336 A CN 109081336A CN 201811241455 A CN201811241455 A CN 201811241455A CN 109081336 A CN109081336 A CN 109081336A
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- China
- Prior art keywords
- cooled jacket
- furnace
- high temperature
- furnace body
- interior water
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/205—Preparation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The present invention relates to a kind of electricity of the high temperature resistance heating and calcining graphitization production in graphitizing furnace more particularly to a kind of production of charcoal element to forge high temperature graphitization furnace.Including lower electrode, interior water-cooled jacket and sub-material ring, lower electrode is ring-shaped graphite masonry, interior water-cooled jacket is annular hollow, sub-material ring is garden ring shape heat-resisting cast iron, lower electrode is located at the middle part for being embedded in furnace lining wall, and interior water cooling is set in immediately below furnace body center, and sub-material ring is located at the top of interior water-cooled jacket, it is equipped with outer water-cooled jacket below furnace body, upper electrode is equipped at furnace body top center.Structure of the invention construction is simple, implementation cost is lower, basic to exclude inner wall coking phenomenon, and service performance is stablized, and service life is high, and product quality and production capacity are guaranteed, and electrical heat energy utilization rate is high, runs low with maintenance cost.
Description
Technical field
The present invention relates to the high temperature resistance heating and calcining graphitizations in a kind of graphitizing furnace more particularly to a kind of production of charcoal element
The electricity of production forges high temperature graphitization furnace.
Background technique
Currently, charcoal element production in high-temperature electric forge graphitization production requirement low temperature calcined coke is calcined to it is 2300 DEG C or more high
Temperature is simultaneously graphitized.The structure type for generally using low temperature electric calciner in the prior art, is only changed to carbonaceous for most inner side liner
Material, and corresponding middle increase thickness of inner lining.Consequence caused by this way is: 1, in furnace under nearly 3000 DEG C of high temperature action, not only
Carbonaceous material liner is set to bear huge temperature, pressure, and adjacent outer layer liner still needs to be considered as thermal insulating material resistant to high temperature
Material, this improves construction cost；2, laying-in high temperature graphitization, electric conductivity greatly improve in carbonaceous material, cause electric in furnace
Outflow is now by the phenomenon of liner short circuit, to bring the confusion of thermal regulation in furnace；3, the ash contents such as calcined anthracite are contained
High raw material is measured, ash fusion coking is easy to appear in furnace and is attached to furnace wall, causes furnace latus rectum smaller and smaller, not only influences to produce
Can, also there are the accidents such as spray furnace even explosion.Obviously, existing electric calcined graphitization furnace process units is not ideal enough.
Summary of the invention
In order to solve the above-mentioned technical problem the present invention provides a kind of electricity and forges high temperature graphitization furnace structure, it is therefore an objective to make its structure
Be simple to manufacture, implementation cost is lower, and basic to exclude inner wall coking phenomenon, service performance is stablized, and service life is high, product quality and
Production capacity is guaranteed, and electrical heat energy utilization rate is high, runs low with maintenance cost.
A kind of electricity of the invention forges high temperature graphitization furnace, including lower electrode 2, interior water-cooled jacket 5 and sub-material for the above-mentioned purpose
Ring 6, lower electrode 2 are ring-shaped graphite masonry, and interior water-cooled jacket 5 is annular hollow, and sub-material ring 6 is garden ring shape heat-resisting cast iron, lower part
Electrode is located at the middle part for being embedded in 3 liner wall of furnace body, and interior water-cooled jacket 5 is located at immediately below 3 center of furnace body, and sub-material ring 6 is located at interior
5 top of water-cooled jacket, outer water-cooled jacket 4 is equipped with below furnace body 3, upper electrode 1 is equipped at 3 top center of furnace body.
6 height of sub-material ring is 200-500mm.
The interior water-cooled jacket 5 and 4 diameter ratio of outer water-cooled jacket is 0.25 ~ 0.5.
Spacing is 2000 ~ 4000mm between the upper electrode 1 and lower electrode 2.
The upper electrode 1 is graphite electrode, and diameter phi 400- φ 700mm, using suspending way, upper end and anode are female
Line is flexibly connected.
The lower electrode 2 converges after uniformly drawing outside furnace around and connect with negative electrode bus.
The furnace body 3 is cylindrical shape, and inner wall temperature is by 1300 ~ 1400 DEG C of designs, the combination portion with lower electrode 4
Position is built using carbon brick, 3 thickness of inner lining 300-800mm of furnace body.
The outer water-cooled jacket 4 is annular hollow structure, uses flanged joint between outer water-cooled jacket 4 and furnace body 3；Outer water-cooled jacket
4 upper surfaces and 2 lower end of lower electrode distance are greater than 3 meters, and outer 4 inner and outer diameter of water-cooled jacket is respectively φ 3400mm and φ 4000mm；
Interior water-cooled jacket 5 is annular hollow structure, is in arranged concentric with outer water-cooled jacket 4, and cooling vertical height is identical as outer water-cooled jacket 4, interior
5 inner and outer diameter of water-cooled jacket is respectively φ 1000mm and φ 1600mm.
3 upper wall of furnace body is with a thickness of 300mm, and 3 upper wall of furnace body is with a thickness of 600mm.The sub-material ring 6 be graphite or
Heat-resisting cast iron is garden ring shape, is in equilateral triangle section, is highly 200-500mm, diameter is matched with interior water-cooled jacket 5.
Advantages of the present invention effect: compared with prior art, structure of the invention construction is simple, implementation cost is lower, substantially
Inner wall coking phenomenon is excluded, service performance is stablized, and service life is high, and product quality and production capacity are guaranteed, electrical heat energy utilization rate
Height is run low with maintenance cost.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure: 1, upper electrode；2, lower electrode；3, furnace body；4, outer water-cooled jacket；5, interior water-cooled jacket；6, sub-material ring；7, etc.
Warm line.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown, a kind of electricity forges high temperature graphitization furnace, including lower electrode 2, interior water-cooled jacket 5 and sub-material ring 6, lower part electricity
Pole 2 is ring-shaped graphite masonry, and interior water-cooled jacket 5 is annular hollow, and sub-material ring 6 is garden ring shape heat-resisting cast iron, and lower electrode is located at edge
Embedded in the middle part of 3 liner wall of furnace body, interior water-cooled jacket 5 is located at immediately below 3 center of furnace body, and sub-material ring 6 is located at interior water-cooled jacket 5 and pushes up
Portion is equipped with outer water-cooled jacket 4 below furnace body 3, and upper electrode 1 is equipped at 3 top center of furnace body.
6 height of sub-material ring is 200-500mm.
The interior water-cooled jacket 5 and 4 diameter ratio of outer water-cooled jacket is 0.25 ~ 0.5.
Spacing is 2000 ~ 4000mm between the upper electrode 1 and lower electrode 2.
The upper electrode 1 is graphite electrode, and diameter phi 400- φ 700mm, using suspending way, upper end and anode are female
Line is flexibly connected.
The lower electrode 2 converges after uniformly drawing outside furnace around and connect with negative electrode bus.
The furnace body 3 is cylindrical shape, and inner wall temperature is by 1300 ~ 1400 DEG C of designs, the combination portion with lower electrode 4
Position is built using carbon brick, 3 thickness of inner lining 300-800mm of furnace body.
The outer water-cooled jacket 4 is annular hollow structure, uses flanged joint between outer water-cooled jacket 4 and furnace body 3；Outer water-cooled jacket
4 upper surfaces and 2 lower end of lower electrode distance are greater than 3 meters.
The interior water-cooled jacket 5 is annular hollow structure, is in arranged concentric with outer water-cooled jacket 4, cooling vertical height and outer
Water-cooled jacket 4 is identical.
The sub-material ring 6 is graphite or heat-resisting cast iron, is garden ring shape, is in equilateral triangle section, is highly 200-
500mm, diameter are matched with interior water-cooled jacket 5.The key effect of sub-material ring 6 is the high temperature graphitization that will be forged centered on rear material segmentation
Material and the general of periphery forge material.High temperature material undergoes 2300 DEG C or more high temperature and is largely graphitized, and is major product of the invention；It is general to forge material
Generally about 1100 DEG C of temperatures above of experience, are byproducts of the invention.
It is fills up at the 1000mm of upper electrode lower end surface or less when stove shove charge with clinker, then fills up raw material.
When normal operation, Temperature Distribution is as shown in thermoisopleth 7 between two electrodes, and calcining material is continuously arranged down, by sub-material ring 6
Be divided into pyrographite material (center) and it is general forge on material (periphery), after two parts are forged material using the synchronous discharges of two discharge systems,
To guarantee that furnace charge uniformly declines.
Claims (10)
1. a kind of electricity forges high temperature graphitization furnace, including lower electrode (2), interior water-cooled jacket (5) and sub-material ring (6), it is characterised in that:
Lower electrode (2) is ring-shaped graphite masonry, and interior water-cooled jacket (5) is annular hollow, and sub-material ring (6) is garden ring shape, and lower electrode is set
At the middle part for being embedded in furnace body (3) liner wall, interior water-cooled jacket (5) is located at immediately below furnace body (3) center, and sub-material ring (6) is located at
At the top of interior water-cooled jacket (5), outer water-cooled jacket (4) are equipped with below furnace body (3), upper electrode is equipped at furnace body (3) top center
(1).
2. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: sub-material ring (6) is highly 200-
500mm。
3. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: interior water-cooled jacket (5) and outer water cooling
Covering (4) diameter ratio is 0.25 ~ 0.5.
4. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: upper electrode (1) and lower part electricity
Spacing is 2000 ~ 4000mm between pole (2).
5. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: upper electrode (1) is graphite electricity
Pole, diameter phi 400- φ 700mm, using suspending way, upper end is flexibly connected with positive electrode bus.
6. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: lower electrode (2) is uniformly to four
Converge after drawing outside furnace in week and is connect with negative electrode bus.
7. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: furnace body (3) is cylindrical shape, inner wall
Temperature is built with the combination position of lower electrode (4) using carbon brick, furnace body (3) thickness of inner lining by 1300 ~ 1400 DEG C of designs
300-800mm。
8. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: outer water-cooled jacket (4) is in annular
Hollow structure uses flanged joint between outer water-cooled jacket (4) and furnace body (3)；Outer water-cooled jacket (4) upper surface and lower electrode (2) lower end
Distance is greater than 3 meters, and outer water-cooled jacket (4) inner and outer diameter is respectively φ 3400mm and φ 4000mm；Interior water-cooled jacket (5) and outer water-cooled jacket
It (4) is in arranged concentric, cooling vertical height is identical as outer water-cooled jacket (4), and interior water-cooled jacket (5) inner and outer diameter is respectively φ 1000mm
With φ 1600mm.
9. a kind of electricity according to claim 7 forges high temperature graphitization furnace, it is characterised in that: furnace body (3) upper wall with a thickness of
300mm, furnace body (3) upper wall is with a thickness of 600mm.
10. a kind of electricity according to claim 1 forges high temperature graphitization furnace, it is characterised in that: sub-material ring (6) is graphite or resistance to
Hot-cast iron, section are in equilateral triangle, and diameter is matched with interior water-cooled jacket (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241455.7A CN109081336B (en) | 2018-10-24 | 2018-10-24 | Electric calcining high-temperature graphitization furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241455.7A CN109081336B (en) | 2018-10-24 | 2018-10-24 | Electric calcining high-temperature graphitization furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109081336A true CN109081336A (en) | 2018-12-25 |
| CN109081336B CN109081336B (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811241455.7A Active CN109081336B (en) | 2018-10-24 | 2018-10-24 | Electric calcining high-temperature graphitization furnace |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103159207A (en) * | 2011-12-14 | 2013-06-19 | 贵阳铝镁设计研究院有限公司 | An electric calcining furnace for a graphite carbon material |
| CN103896255A (en) * | 2012-12-26 | 2014-07-02 | 贵阳铝镁设计研究院有限公司 | Vertical-type continuous graphitization furnace |
| CN205045829U (en) * | 2015-10-20 | 2016-02-24 | 辽宁万鑫科技材料有限公司 | Cooling system of continuous graphitization electricity forge furnace |
| WO2016203873A1 (en) * | 2015-06-15 | 2016-12-22 | 日本電極株式会社 | Heat treatment apparatus for carbonaceous grains and method therefor |
| CN205933249U (en) * | 2016-07-26 | 2017-02-08 | 株洲晨昕中高频设备有限公司 | Distributing type powder heating furnace |
| CN108101048A (en) * | 2018-02-09 | 2018-06-01 | 李娟� | High temperature graphitization equipment |
-
2018
- 2018-10-24 CN CN201811241455.7A patent/CN109081336B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103159207A (en) * | 2011-12-14 | 2013-06-19 | 贵阳铝镁设计研究院有限公司 | An electric calcining furnace for a graphite carbon material |
| CN103896255A (en) * | 2012-12-26 | 2014-07-02 | 贵阳铝镁设计研究院有限公司 | Vertical-type continuous graphitization furnace |
| WO2016203873A1 (en) * | 2015-06-15 | 2016-12-22 | 日本電極株式会社 | Heat treatment apparatus for carbonaceous grains and method therefor |
| CN205045829U (en) * | 2015-10-20 | 2016-02-24 | 辽宁万鑫科技材料有限公司 | Cooling system of continuous graphitization electricity forge furnace |
| CN205933249U (en) * | 2016-07-26 | 2017-02-08 | 株洲晨昕中高频设备有限公司 | Distributing type powder heating furnace |
| CN108101048A (en) * | 2018-02-09 | 2018-06-01 | 李娟� | High temperature graphitization equipment |
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| Publication number | Publication date |
|---|---|
| CN109081336B (en) | 2020-06-30 |
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