CN104891493A - Movable carborundum smelting furnace - Google Patents
Movable carborundum smelting furnace Download PDFInfo
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- CN104891493A CN104891493A CN201510020702.0A CN201510020702A CN104891493A CN 104891493 A CN104891493 A CN 104891493A CN 201510020702 A CN201510020702 A CN 201510020702A CN 104891493 A CN104891493 A CN 104891493A
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- curb girder
- insertion plate
- plate door
- stove
- smelting furnace
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Abstract
The invention relates to a movable carborundum smelting furnace. The movable carborundum smelting furnace comprises a furnace vehicle, a gas collecting tank and a track, wherein longitudinal bearing beams are arranged in a furnace vehicle chassis; bearing seats on the two sides of vehicle wheels are fixed to the bearing beams through bolts; insulation sleeves are arranged outside studs in a sleeving mode; insulation mats are arranged between the bearing seats and the bearing beams; and insulation mats are also arranged between gaskets and the bearing beam as well as between the gaskets and the bearing seats; each side seam is divided into a left part and a right part, wherein a side seam insulation mat is arranged between each left half part and each right half part, the shape of each side seam insulation mat is the same as the cross-sectional shape of each side seam; the left half parts and the right half parts are connected through bolts;, insulation sleeves are arranged outside studs in the sleeving mode; the insulation mats are also arranged between the spacers and the left half parts as well as between the spacers and the right half parts; and plugging board doors are arranged at the lower parts of the side seams. According to the movable carborundum smelting furnace disclosed by the invention, an insulation structure is designed, so that the problem of large electric loss of the movable carborundum smelting furnace is solved; the plugging board doors are designed on the lower parts of the side seams, so that the problems that the opening degree of a conventional lower discharge door is difficult to control, materials are liable to leak, and the smelting furnace is greatly affected due to heating deformation are solved.
Description
Technical field:
The present invention relates to silicon carbide smelting technical field, particularly a kind of packaged type sic smelting furnace.
Background technology:
Silicon carbide is also known as powder emery or fire sand.Molecular formula is SiC, its hardness is between corundum and diamond, physical strength is higher than corundum, there is high temperature resistant, wear-resisting, resistance to thermal shock, resistance to chemical attack, radiation hardness and good electroconductibility, thermal conductivity, except being used as abrasive material, all have been widely used in fields such as metallurgy, chemical industry, pottery, aerospace.Industrial silicon carbide was succeeded in developing in 1891, was manufactured abrasive the earliest.Though there is a small amount of silicon carbide to exist in aerolite and the earth's crust, not yet finding so far can for the mineral resources of exploitation.
The suitability for industrialized production of crystolon, existing more than 100 year history, is invented by American Acheson, and people still continue to use acheson furnace and method carries out industrial production till now, and just stove increases many, and Mechanization Level also increases.But a large amount of carbon monoxide waste gas that silicon carbide smelting generates, the method still adopting stove table to light is burnt, and not only causes topsoil, and wastes a large amount of energy, also form poisoning potentially dangerous to operator.
In order to improve the utilization ratio of the energy and resource, reducing the time consumption and person works's intensity of handling material, through constantly exploring and improvement, proposing the airtight silicon carbide smelting equipment of a kind of packaged type, the patent No.: 201420062620.3.Although solve above problem, owing to have employed metal body of heater, wheel and track, bring again new problem, that is: the insulation of body of heater.Because the smelting electric current of sic smelting furnace is very large, 6 Wan An can be reached, if insulation against ground can not be accomplished well, the loss that then Leaked Current of Line to Ground causes is very large, simultaneously owing to inevitably having AC compounent in direct current, easily conduct along metal furnace wall and can produce eddy current, accumulate over a long period, loss is surprising equally.
In addition, as shown in Figure 1, 2, the sic smelting furnace of existing employing bottom discharge mode, the Dump gate 82 of its sidewall 81 bottom adopt rotating manner and sidewall 81 hinged, when wanting discharging, Dump gate 82, so that it to turn over certain angle along for axially outer, makes insulation material unload from opening.There is following shortcoming in this structure: 1, the bad control of aperture, because adopt hinged, under large charge amount, corner is difficult to control; 2, make complexity, high to accuracy requirement, door is then difficult to folding slightly greatly, and door is little, can leak material; 3, because sic smelting furnace temperature of reaction is very high, easy temperature distortion, is difficult to ensure dimensional stability.
Prior art: sidewall 81, Dump gate 82;
The present invention: stove car 3, air collector 1, track 2, headwall 31, sidewall 32, curb girder 33, stove chassis 34, wheel 35, insertion plate door 36, bottom curb girder 331, curb girder sidepiece 332, bearing beam 341, bearing support 351, bolt 352, insulation covering 353, insulating mat 354, pad 3521, left side 33a, right-hand part 33b, curb girder insulating mat 335, bolt 333, pad 3331, insulating mat 334, Graphite Electrodes 91, reaction material 92, insulation material 93, outer wall 321, air flue 322, inwall 323, pore 324, Zu Wu mechanism 325, discharge opening 326, insertion plate door framework 361, insertion plate door slideway 362, insertion plate door flashboard 363.
Summary of the invention:
Given this, be necessary to design that a kind of electrical loss is low and shedding mechanism is reliable, manageable packaged type sic smelting furnace.
A kind of packaged type sic smelting furnace, comprising: stove car, air collector, track; Air collector is the metallic cavity of horizontal placement, and its one end is provided with fire door, and the top tank skin of air collector is associated with vapor pipe; Track is laid along air collector length direction from air collector blind end and is extended to air collector outside, and stove car passes in and out air collector along track, and stove car is packaged type sic smelting furnace.
Stove car comprises: headwall, sidewall, curb girder, stove chassis, insertion plate door, electrode, wheel; Wherein, stove chassis is rectangular platy structure, on stove chassis, longitudinally interval is fixed with row's curb girder, be fixed on stove chassis bottom curb girder, bottom curb girder, two ends extend upward curb girder sidepiece, headwall and sidewall lay respectively at the two ends of stove chassis and the top of both sides, connected by sidewall between adjacent curb girder, headwall, sidewall, curb girder and stove chassis form the semi-closed structure of open topped jointly, two electrodes are fixed with two headwalls respectively and are stretched into stove car inside from two headwall central horizontal, and wheel is arranged on below stove chassis.
Longitudinal bearing beam is provided with in stove chassis, the bearing support of wheel both sides is fixed by bolt and bearing beam, insulation covering is surrounded by outside stud, between bearing support and bearing beam, be provided with insulating mat, between the pad and bearing beam of bolt and between the pad of bolt and bearing support, also all insulating mat be set.
Each curb girder is divided into left and right two halves, curb girder insulating mat is provided with between left side and right-hand part, curb girder insulating mat is identical with curb girder cross-sectional shape, left side and right-hand part are bolted, outside stud, be surrounded by insulation covering, between the pad and left side of bolt and between the pad of bolt and right-hand part, also all insulating mat be set.
The discharge opening of rectangle is had in lower sidewall, at the edge of discharge opening both sides and bottom, insertion plate door framework is housed, the insertion plate door framework being wherein positioned at both sides is insertion plate door slideway, and insertion plate door flashboard is positioned at insertion plate door framework, and insertion plate door drive unit is connected with insertion plate door flashboard.When needs discharging, insertion plate door flashboard is driven to move up along insertion plate door slideway by insertion plate door drive unit, because the closed of insertion plate door has coordinated between insertion plate door flashboard with insertion plate door framework, therefore it is not high to make accuracy requirement, even if leave more space between insertion plate door flashboard and insertion plate door framework also can not leak material, Just because of this also, thermal distortion is little on insertion plate door impact, ensure that the normal use of insertion plate door simultaneously; Because insertion plate door is by the upper and lower opening and closing of insertion plate door slideway, aperture is easy to control.
Preferably, air collector tank body is circular cylindrical cavity; The cross section of the cross section of headwall, the cross section of sidewall and curb girder sidepiece is cambered outwards arc.
Preferably, sidewall comprises: outer wall, air flue, inwall; Outer wall is provided with exhaust pipe mouth, and inwall is provided with pore, and the cavity between outer wall and inwall is air flue, the pore place of inwall is fixed with Zu Wu mechanism, the lower edge of Zu Wu mechanism lower end and pore is fixed, and Zu Wu mechanism top extends to air flue, and outer wall and inwall are at their end seal.
The present invention solves portable furnace car and interorbital conductivity issues by design wheel insulation system, and make overall very long sidewall be divided into the unit of mutual insulating one by one by design sidewall insulator structures, the eddy current that sidewall is produced reduces greatly; Solve at lower sidewall design insertion plate door that existing bottom discharge door is difficult to control aperture, leakiness material, temperature distortion affect large shortcoming.
Accompanying drawing illustrates:
Accompanying drawing 1 is the schematic front view of the silicon carbide smelting furnace sidewall of prior art.
Accompanying drawing 2 is that schematic diagram is looked on the right side of the silicon carbide smelting furnace sidewall of prior art.
Accompanying drawing 3 is schematic front view of the packaged type sic smelting furnace of a width better embodiment.
Accompanying drawing 4 is transverse sectional view of the packaged type sic smelting furnace of a width better embodiment.
Accompanying drawing 5 is schematic front view of the wheel of a width better embodiment.
Accompanying drawing 6 is schematic side view of the wheel of a width better embodiment.
Accompanying drawing 7 is that the A-A of accompanying drawing 4 cuts open intention.
Accompanying drawing 8 is close-up schematic view of the curb girder of a width better embodiment.
Accompanying drawing 9 is the close-up schematic view in accompanying drawing 8I portion.
Accompanying drawing 10 is the close-up schematic view in accompanying drawing 8II portion.
Accompanying drawing 11 is the sidewall of a width better embodiment and the schematic front view of insertion plate door.
Accompanying drawing 12 is that schematic diagram is looked on the sidewall of a width better embodiment and the right side of insertion plate door.
Accompanying drawing 13 is schematic cross-sections of the sidewall of a width better embodiment.
In figure:
Embodiment:
As shown in Fig. 3 ~ Figure 13, a kind of packaged type sic smelting furnace, comprising: stove car 3, air collector 1, track 2; Air collector 1 is the metallic cavity of horizontal placement, and its one end is provided with fire door, and the top tank skin of air collector 1 is associated with vapor pipe; Track 2 is laid along air collector 1 length direction from gas collection potting 1 closed end and is extended to air collector 1 outside, and stove car 3 passes in and out air collector 1 along track 2, and stove car 3 is packaged type sic smelting furnace.
Stove car 3 comprises: headwall 31, sidewall 32, curb girder 33, stove chassis 34, insertion plate door 36, electrode, wheel 35, wherein, stove chassis 34 is rectangular platy structure, on stove chassis 34, longitudinally interval is fixed with row's curb girder 33, bottom curb girder, 331 are fixed on stove chassis 34, bottom curb girder, 331 two ends extend upward curb girder sidepiece 332, headwall 31 and sidewall 32 lay respectively at the two ends of stove chassis 34 and the top of both sides, connected by sidewall 32 between adjacent curb girder 33, headwall 31, sidewall 32, curb girder 33 and stove chassis 34 form the semi-closed structure of open topped jointly, two electrodes are fixed with two headwalls 31 respectively and are stretched into stove car 3 inside from two headwall 31 central horizontal, wheel 35 is arranged on below stove chassis 34.
Longitudinal bearing beam 341 is provided with in stove chassis 34, the bearing support 351 of wheel 35 both sides is fixed by bolt 352 and bearing beam 341, insulation covering 353 is surrounded by outside stud, between bearing support 351 and bearing beam 341, be provided with insulating mat 354, between the pad 3521 and bearing beam 341 of bolt 352 and between the pad 3521 of bolt 352 and bearing support 351, also insulating mat 354 be all set.
Each curb girder 33 is divided into left and right two halves, curb girder insulating mat 335 is provided with between left side 33a and right-hand part 33b, curb girder insulating mat 335 is identical with curb girder 33 cross-sectional shape, left side 33a is connected by bolt 333 with right-hand part 33b, outside stud 333, be surrounded by insulation covering 334, between the pad 3331 and left side 33a of bolt 333 and between the pad of bolt 333 and right-hand part 33b, also insulating mat 334 be all set.
The discharge opening 326 of rectangle is had in sidewall 32 bottom, at the edge of discharge opening 326 both sides and bottom, insertion plate door framework 361 is housed, the insertion plate door framework 361 being wherein positioned at both sides is insertion plate door slideway 362, insertion plate door flashboard 363 is positioned at insertion plate door framework 361, and insertion plate door drive unit is connected with insertion plate door flashboard 363.When needs discharging, insertion plate door flashboard 363 is driven to move up along insertion plate door slideway 362 by insertion plate door drive unit, because the closed of insertion plate door 36 has coordinated between insertion plate door flashboard 363 with insertion plate door framework 361, therefore it is not high to make accuracy requirement, even if leave more space between insertion plate door flashboard 363 and insertion plate door framework 361 also can not leak material, Just because of this also, thermal distortion affects not quite insertion plate door 36, ensure that the normal use of insertion plate door 36 simultaneously; Because insertion plate door 36 is by insertion plate door slideway about 362 opening and closing, aperture is easy to control.
As shown in Figure 4, in the present embodiment, air collector 1 tank body is circular cylindrical cavity; The cross section of the cross section of headwall 31, the cross section of sidewall 32 and curb girder sidepiece 332 is cambered outwards arc, like this when cloth, Graphite Electrodes 91, reaction material 92, their cross section of insulation material 93 can form approximate concentrically ringed shape, can maximize production capacity and reduce insulation material 93 consumption.
In the present embodiment, sidewall 32 comprises: outer wall 321, air flue 322, inwall 323; Outer wall 321 is provided with exhaust pipe mouth, inwall 323 is provided with pore 324, cavity between outer wall 321 and inwall 323 is air flue, pore 324 place of inwall 323 is fixed with Zu Wu mechanism 325, the lower edge of Zu Wu mechanism 325 lower end and pore 324 is fixed, Zu Wu mechanism 325 top extends to air flue 322, and outer wall 321 and inwall 323 are at their end seal.
Claims (3)
1. a packaged type sic smelting furnace, is characterized in that: comprising: stove car, air collector, track; Air collector is the metallic cavity of horizontal placement, and its one end is provided with fire door, and the top tank skin of air collector is associated with vapor pipe; Track is laid along air collector length direction from air collector blind end and is extended to air collector outside, and stove car passes in and out air collector along track, and stove car is packaged type sic smelting furnace;
Stove car comprises: headwall, sidewall, curb girder, stove chassis, insertion plate door, electrode, wheel; Wherein, stove chassis is rectangular platy structure, on stove chassis, longitudinally interval is fixed with row's curb girder, be fixed on stove chassis bottom curb girder, bottom curb girder, two ends extend upward curb girder sidepiece, headwall and sidewall lay respectively at the two ends of stove chassis and the top of both sides, connected by sidewall between adjacent curb girder, headwall, sidewall, curb girder and stove chassis form the semi-closed structure of open topped jointly, two electrodes are fixed with two headwalls respectively and are stretched into stove car inside from two headwall central horizontal, and wheel is arranged on below stove chassis;
Longitudinal bearing beam is provided with in stove chassis, the bearing support of wheel both sides is fixed by bolt and bearing beam, insulation covering is surrounded by outside stud, between bearing support and bearing beam, be provided with insulating mat, between the pad and bearing beam of bolt and between the pad of bolt and bearing support, also all insulating mat be set;
Each curb girder is divided into left and right two halves, curb girder insulating mat is provided with between left side and right-hand part, curb girder insulating mat is identical with curb girder cross-sectional shape, left side and right-hand part are bolted, outside stud, be surrounded by insulation covering, between the pad and left side of bolt and between the pad of bolt and right-hand part, also all insulating mat be set;
The discharge opening of rectangle is had in lower sidewall, at the edge of discharge opening both sides and bottom, insertion plate door framework is housed, the insertion plate door framework being wherein positioned at both sides is insertion plate door slideway, and insertion plate door flashboard is positioned at insertion plate door framework, and insertion plate door drive unit is connected with insertion plate door flashboard.
2. packaged type sic smelting furnace as claimed in claim 1, is characterized in that: air collector tank body is circular cylindrical cavity; The cross section of the cross section of headwall, the cross section of sidewall and curb girder sidepiece is cambered outwards arc.
3., as packaged type sic smelting furnace according to claim 1 or claim 2, it is characterized in that: sidewall comprises: outer wall, air flue, inwall; Outer wall is provided with exhaust pipe mouth, and inwall is provided with pore, and the cavity between outer wall and inwall is air flue, the pore place of inwall is fixed with Zu Wu mechanism, the lower edge of Zu Wu mechanism lower end and pore is fixed, and Zu Wu mechanism top extends to air flue, and outer wall and inwall are at their end seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510020702.0A CN104891493B (en) | 2015-01-11 | 2015-01-11 | Movable carborundum smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510020702.0A CN104891493B (en) | 2015-01-11 | 2015-01-11 | Movable carborundum smelting furnace |
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| Publication Number | Publication Date |
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| CN104891493A true CN104891493A (en) | 2015-09-09 |
| CN104891493B CN104891493B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510020702.0A Expired - Fee Related CN104891493B (en) | 2015-01-11 | 2015-01-11 | Movable carborundum smelting furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430211A (en) * | 2016-11-17 | 2017-02-22 | 遵义市润丰源钢铁铸造有限公司 | Silicon carbide production line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203360009U (en) * | 2013-07-24 | 2013-12-25 | 新疆益丰西部陶瓷材料科技有限公司 | Isolating device at bottom of green silicon carbide smelting furnace |
| CN203794638U (en) * | 2014-02-12 | 2014-08-27 | 马利军 | Closed silicon carbide (SiC) smelting equipment with car type furnace |
| CN104129787A (en) * | 2014-08-18 | 2014-11-05 | 宋克纯 | Silicon carbide smelting equipment applied to tail gas recovery |
| CN204369575U (en) * | 2015-01-11 | 2015-06-03 | 宋克纯 | Packaged type sic smelting furnace |
-
2015
- 2015-01-11 CN CN201510020702.0A patent/CN104891493B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203360009U (en) * | 2013-07-24 | 2013-12-25 | 新疆益丰西部陶瓷材料科技有限公司 | Isolating device at bottom of green silicon carbide smelting furnace |
| CN203794638U (en) * | 2014-02-12 | 2014-08-27 | 马利军 | Closed silicon carbide (SiC) smelting equipment with car type furnace |
| CN104129787A (en) * | 2014-08-18 | 2014-11-05 | 宋克纯 | Silicon carbide smelting equipment applied to tail gas recovery |
| CN204369575U (en) * | 2015-01-11 | 2015-06-03 | 宋克纯 | Packaged type sic smelting furnace |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430211A (en) * | 2016-11-17 | 2017-02-22 | 遵义市润丰源钢铁铸造有限公司 | Silicon carbide production line |
| CN106430211B (en) * | 2016-11-17 | 2018-08-21 | 遵义市润丰源钢铁铸造有限公司 | A kind of silicon carbide production line |
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| CN104891493B (en) | 2017-05-24 |
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