CN204162435U - Be suitable for the silicon carbide smelting equipment of tail gas recycle - Google Patents
Be suitable for the silicon carbide smelting equipment of tail gas recycle Download PDFInfo
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- CN204162435U CN204162435U CN201420464075.0U CN201420464075U CN204162435U CN 204162435 U CN204162435 U CN 204162435U CN 201420464075 U CN201420464075 U CN 201420464075U CN 204162435 U CN204162435 U CN 204162435U
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Abstract
Be suitable for a silicon carbide smelting equipment for tail gas recycle, comprise: body of heater, pedestal, gas concentration unit; Pedestal comprises boss and blowpit, blowpit is arranged on the both sides in land length direction, blowpit bottom land is lower than boss top, body of heater is placed on the boss of pedestal, and the bottom of body of heater both sides is provided with fire door, and furnace roof is can open architecture, fire door, furnace roof and body of heater adopt and are tightly connected, body of heater both sides are provided with pipeline connection, and pipeline connection and furnace chamber UNICOM, gas concentration unit is connected with pipeline connection.The utility model is when reaction is carried out, and tail gas enters exhaust branch pipe by inwall, air flue, then sends into by exhaust-gas receiver the Collection utilization that gas concentration unit carries out tail gas; After SiC building-up reactions completes, by controlling opening of body of heater both sides bottom fire door, the weary material of insulation is made to enter blowpit easily, open furnace roof, by overhead traveling crane, product is hung out, close bottom, body of heater both sides fire door afterwards, filler, closes the production that furnace roof can carry out next cycle.
Description
technical field:
The utility model relates to silicon carbide smelting technical field, particularly a kind of silicon carbide smelting equipment being suitable for tail gas recycle.
background technology:
Silicon carbide is also known as powder emery or fire sand.Molecular formula is SiC, and its hardness is between corundum and diamond, and physical strength, higher than corundum, can be used as abrasive material and some other Industrial materials use.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 tail gas that silicon carbide smelting generates, the method still adopting stove table to light in a large number is burnt, and not only causes topsoil, and wastes a large amount of energy, also form poisoning potentially dangerous to operator.
Some comparatively advanced sic smelting furnaces adopt closed structure, although energy gas recovery, be limited to structure, volume is much little compared with Conventional silicon carbide smelting furnace, applies limited.
Also have a kind of sic smelting furnace to adopt detachable design, the volume restriction of the front kind of tail gas simultaneously customer service can reclaimed, but the complete discharging of its every secondary response, reinforced time, by workman, side wall must be taken apart, hung away by crane, then the product be obtained by reacting is hung away ， Jiang Fa material unload, side wall is hung back more afterwards with crane, good seal is connected, filler by workman ... complex steps, man-hour is long, artificial many, often every stove needs 10 ~ 20 workmans to do one week.
summary of the invention:
Given this, be necessary design a kind of large-scale and be convenient to load and unload material the silicon carbide smelting equipment being suitable for tail gas recycle.
Be suitable for a silicon carbide smelting equipment for tail gas recycle, comprise: body of heater, pedestal, gas concentration unit; Pedestal comprises boss and blowpit, blowpit is arranged on the both sides in land length direction, blowpit bottom land is lower than boss top, body of heater is placed on the boss of pedestal, and the bottom of body of heater both sides is provided with fire door, and furnace roof is can open architecture, fire door, furnace roof and body of heater adopt and are tightly connected, body of heater both sides are provided with pipeline connection, pipeline connection and furnace chamber UNICOM, gas concentration unit is connected with pipeline connection and is used for react that the tail gas generated is extracted out, dedusting, keeps in.
Preferably, body of heater comprises: furnace wall, body of heater shell, wing furnace door mechanism, furnace roof door mechanism, Graphite Electrodes, conducting copper, tail gas recycle mechanism, wherein, furnace wall is arranged on boss two ends and perpendicular to boss, boss between two furnace walls is mounted with body of heater shell, on body of heater shell, interval is fixed with the strengthening rib perpendicular to body of heater shell length direction, body of heater shell is fixed with Graphite Electrodes between two ends, Graphite Electrodes and the conducting copper be fixed on outside furnace wall are electrically connected, body of heater shell two side lower part between adjacent strengthening rib is provided with weary material discharge port, wing furnace door mechanism is sealedly connected with it outside weary material discharge port, uncovered and be placed with continuously and the uncovered furnace roof door mechanism be tightly connected at open-mouth above body of heater shell, and also adopt between adjacent furnace roof door mechanism and be tightly connected, tail gas recycle mechanism and body of heater shell top UNICOM.
Preferably, its metallic walls structure of body of heater shell comprises: outer wall, air flue, inwall; Wherein, inwall refers to the metal covering contacted with material, and outer wall is the metal covering with extraneous contact; Outer wall is closed structure, and inwall is provided with pore, and outer wall and inwall are at their end seal, and the cavity between outer wall and inwall is air flue.
Preferably, wing furnace door mechanism comprises: rotating shaft, wing furnace door, lockout mechanism, tightness system; Wherein, rotating shaft is fixed on the body of heater shell above weary material discharge port by its fixed arm, and the swivel arm of rotating shaft and the top of wing furnace door are fixed, and wing furnace door is provided with a circle and the suitable tightness system of weary material discharge port profile towards the edge of the one side of weary material discharge port; Lockout mechanism comprises the hydraulic ram being fixed on wing furnace door middle and lower part, the wedge be connected with hydraulic cylinder piston rod and sticking department; What wedge inclined-plane was outside be connected with piston rod and what be connected with piston rod is one end that wedge is larger, sticking department one end to be fixed on below weary material discharge port on body of heater shell, the sticking department the other end is protruding, sticking department external part is fixed with a metal column vertical with piston rod, and the space between this metal column and sticking department inboardend can make wedge partly insert.
Preferably, wing furnace door mechanism comprises: rotating shaft, wing furnace door, lockout mechanism, tightness system; Wherein, rotating shaft is fixed on the body of heater shell above weary material discharge port by its fixed arm, and the swivel arm of rotating shaft and the top of wing furnace door are fixed, and wing furnace door is provided with a circle and the suitable tightness system of weary material discharge port profile towards the edge of the one side of weary material discharge port; Lockout mechanism comprise be fixed on wing furnace door lower outside wedge, from the outwardly directed rotary column of body of heater shell below weary material discharge port, the turning handle that is rotationally connected with rotary column; Wherein, wedge is fan-shaped, and its thinner the other end in end face one end is thicker and seamlessly transit between both ends of the surface, and the end face that wedge is thinner flushes with wing furnace door lower surface; Turning handle axis is parallel with wing furnace door, and the distance between turning handle and wing furnace door will make turning handle can turn from the thinner one end of wedge into and can not produce from the thicker one end of wedge.
Preferably, furnace roof door mechanism side and body of heater shell hinged, opposite side is by locking gear and the folding of body of heater shell, and furnace roof door mechanism and body of heater shell contact part are welded with metal sheet; A metal sheet part is fixed in furnace roof door mechanism, and the other end is protruding, and the below of external part is provided with sealed strip, and above body of heater shell, uncovered corresponding sealed strip place has the notch coordinating with sealed strip and carry out sealing.
Preferably, tail gas recycle mechanism comprises: exhaust branch pipe, exhaust-gas receiver, tensimeter, valve; Wherein, exhaust branch pipe one end and air flue UNICOM, the other end and exhaust-gas receiver UNICOM, each exhaust branch pipe is respectively equipped with tensimeter and valve.
Preferably, the pore place of inwall is fixed with Zu Wu mechanism, and the lower edge of Zu Wu mechanism lower end and pore is fixed, and Zu Wu mechanism top extends to air flue, and Zu Wu mechanism can effectively stop material to enter air flue.
Preferably, tightness system is the sealed strip being enclosed with silicon rubber.
Preferably, in the middle part of body of heater shell, both sides are outwardly, that is: broad in the middle, little up and down.Because reaction concentrates near Graphite Electrodes, namely in the middle part of body of heater, this design can reduce charging capacity, makes reaction efficiency higher, is convenient to the discharge being incubated weary material simultaneously.
The utility model is when reaction is carried out, and tail gas enters exhaust branch pipe by inwall, air flue, then sends into by exhaust-gas receiver the Collection utilization that gas concentration unit carries out tail gas; After SiC building-up reactions completes, by controlling opening of body of heater both sides bottom fire door, the weary material of insulation is made to enter blowpit easily, open furnace roof, by overhead traveling crane, product is hung out, close bottom, body of heater both sides fire door afterwards, filler, close the production that furnace roof can carry out next cycle, eliminate the trouble of dismounting body of heater.
accompanying drawing illustrates:
Accompanying drawing 1 is the schematic side view being suitable for the silicon carbide smelting equipment of tail gas recycle of a width better embodiment.
Accompanying drawing 2 is schematic top plan view being suitable for the silicon carbide smelting equipment of tail gas recycle of a width better embodiment.
Accompanying drawing 3 is cross-sectional schematic being suitable for the silicon carbide smelting equipment of tail gas recycle of a width better embodiment.
Accompanying drawing 4 is the close-up schematic view in A portion in accompanying drawing 1.
Accompanying drawing 5 is schematic cross-sections of the body of heater shell metallic walls structure of a width better embodiment.
Accompanying drawing 6 is structural representations of the wing furnace door mechanism of a width better embodiment.
Accompanying drawing 7 is structural representations of the furnace roof door mechanism of a width better embodiment.
Accompanying drawing 8 is structural representations of the wing furnace door mechanism of another kind of embodiment.
Accompanying drawing 9 is schematic perspective views of wedge in the wing furnace door mechanism of another kind of embodiment.
In figure: body of heater 1, pedestal 9, boss 91, blowpit 92, furnace wall 10, body of heater shell 20, wing furnace door mechanism 30, furnace roof door mechanism 40, Graphite Electrodes 50, tail gas recycle mechanism 60, strengthening rib 21, weary material discharge port 22, outer wall 23, air flue 24, inwall 25, pore 251, rotating shaft 31, wing furnace door 32, lockout mechanism 33, tightness system 34, fixed arm 311, swivel arm 312, hydraulic ram 331, piston rod 332, wedge 333, sticking department 334, metal column 335, metal sheet 41, sealed strip 42, exhaust branch pipe 61, exhaust-gas receiver 62, tensimeter 63, valve 64, Zu Wu mechanism 252, wedge 335, rotary column 336, turning handle 337, end face 3351.
embodiment:
As shown in Figure 1, a kind of silicon carbide smelting equipment being suitable for tail gas recycle, comprising: body of heater 1, pedestal 9, gas concentration unit; Pedestal 9 comprises boss 91 and blowpit 92, blowpit 92 is arranged on the both sides of boss 91 length direction, blowpit 92 bottom land is lower than boss 91 top, body of heater 1 is placed on the boss 91 of pedestal 9, and the bottom of body of heater 1 both sides is provided with fire door, and furnace roof is can open architecture, fire door, furnace roof and body of heater 1 adopts and is tightly connected, body of heater both sides are provided with pipeline connection, pipeline connection and furnace chamber UNICOM, gas concentration unit is connected with pipeline connection and is used for react that the tail gas generated is extracted out, dedusting, keeps in.
In the present embodiment, body of heater 1 comprises: furnace wall 10, body of heater shell 20, wing furnace door mechanism 30, furnace roof door mechanism 40, Graphite Electrodes 50, conducting copper, tail gas recycle mechanism 60, wherein, furnace wall 10 is arranged on boss 91 two ends and perpendicular to boss 91, boss 91 between two furnace walls 10 is mounted with body of heater shell 20, on body of heater shell 20, interval is fixed with the strengthening rib 21 perpendicular to body of heater shell 20 length direction, body of heater shell 20 is fixed with Graphite Electrodes 50 between two ends, Graphite Electrodes 50 and the conducting copper be fixed on outside furnace wall 10 are electrically connected, body of heater shell between adjacent strengthening rib 21 20 liang of side lower parts are provided with weary material discharge port 22, wing furnace door mechanism 30 is sealedly connected with it outside weary material discharge port 22, uncovered and be placed with continuously and the uncovered furnace roof door mechanism 40 be tightly connected at open-mouth above body of heater shell 20, and also adopt between adjacent furnace roof door mechanism 40 and be tightly connected, tail gas recycle mechanism 60 and body of heater shell 20 top UNICOM.
Its metallic walls structure of body of heater shell 20 comprises: outer wall 23, air flue 24, inwall 25; Wherein, inwall 25 refers to the metal covering contacted with material, and outer wall 23 is the metal covering with extraneous contact; Outer wall 23 is closed structure, and inwall 25 is provided with pore 251, and outer wall 23 and inwall 25 are at their end seal, and the cavity between outer wall 23 and inwall 25 is air flue 24.
Wing furnace door mechanism 30 comprises: rotating shaft 31, wing furnace door 32, lockout mechanism 33, tightness system 34; Wherein, rotating shaft 31 is fixed on the body of heater shell 20 above weary material discharge port 22 by its fixed arm 311, the swivel arm 312 of rotating shaft 31 is fixed with the top of wing furnace door 32, and wing furnace door 32 is provided with a circle and the suitable tightness system 34 of weary material discharge port 22 profile towards the edge of the one side of weary material discharge port 22; Lockout mechanism 33 comprises the hydraulic ram 331 being fixed on wing furnace door 32 middle and lower part, the wedge 333 be connected with hydraulic ram 331 piston rod 332 and sticking department 334; What wedge 333 inclined-plane was outside be connected with piston rod 332 and what be connected with piston rod 332 is one end that wedge 333 is larger, sticking department 334 one end to be fixed on below weary material discharge port 22 on body of heater shell 20, sticking department 334 the other end is protruding, sticking department 334 external part is fixed with a metal column 335 vertical with piston rod 332, space between this metal column 335 and sticking department 334 inboardend can make wedge 333 partly insert, and tightness system 34 is for being enclosed with the sealed strip of silicon rubber.
In another embodiment, wing furnace door mechanism 30 comprises: rotating shaft 31, wing furnace door 32, lockout mechanism 33, tightness system 34; Wherein, rotating shaft 31 is fixed on the body of heater shell 20 above weary material discharge port 22 by its fixed arm 311, the swivel arm 312 of rotating shaft 31 is fixed with the top of wing furnace door 32, and wing furnace door 32 is provided with a circle and the suitable tightness system 34 of weary material discharge port 22 profile towards the edge of the one side of weary material discharge port 22; Lockout mechanism 33 comprise be fixed on wing furnace door 32 lower outside wedge 335, from the outwardly directed rotary column 336 of body of heater shell 20 below weary material discharge port 22, the turning handle 337 that is rotationally connected with rotary column 336; Wherein, wedge 335 is fan-shaped, and its thinner the other end in end face 3351 one end is thicker and seamlessly transit between both ends of the surface 3351, and the end face 3351 that wedge 335 is thinner flushes with wing furnace door 32 lower surface; Turning handle 337 axis is parallel with wing furnace door 32, and the distance between turning handle 337 and wing furnace door 32 will make turning handle 337 can turn from the thinner one end of wedge 335 into and can not produce from the thicker one end of wedge 335.
In the present embodiment, furnace roof door mechanism 40 side and body of heater shell 20 hinged, opposite side is by locking gear and body of heater shell 20 folding, and furnace roof door mechanism 40 and body of heater shell 20 contact part are welded with metal sheet 41; Metal sheet 41 part is fixed in furnace roof door mechanism 40, and the other end is protruding, and the below of external part is provided with sealed strip 42, and above body of heater shell 20, uncovered corresponding sealed strip 42 place has the notch coordinating with sealed strip 42 and carry out sealing.
In the present embodiment, tail gas recycle mechanism 60 comprises: exhaust branch pipe 61, exhaust-gas receiver 62, tensimeter 63, valve 64; Wherein, exhaust branch pipe 61 one end and air flue 24 UNICOM, the other end and exhaust-gas receiver 62 UNICOM, each exhaust branch pipe 61 is respectively equipped with tensimeter 63 and valve 64.
In the present embodiment, the lower edge that pore 251 place of inwall 25 is fixed with mechanism of Zu Wu mechanism 252, Zu Wu 252 lower end and pore 251 is fixed, and Zu Wu mechanism 252 top extends to air flue 24, and Zu Wu mechanism 252 can effectively stop material to enter air flue 24.
In the present embodiment, in the middle part of body of heater shell 20, both sides are outwardly, that is: broad in the middle, little up and down.Because reaction concentrates near Graphite Electrodes 50, namely in the middle part of body of heater, this design can reduce charging capacity, makes reaction efficiency higher, is convenient to the discharge being incubated weary material simultaneously.
Claims (10)
1. be suitable for a silicon carbide smelting equipment for tail gas recycle, comprise: body of heater, pedestal, gas concentration unit; It is characterized in that: pedestal comprises boss and blowpit, blowpit is arranged on the both sides in land length direction, blowpit bottom land is lower than boss top, body of heater is placed on the boss of pedestal, and the bottom of body of heater both sides is provided with fire door, and furnace roof is can open architecture, fire door, furnace roof and body of heater adopt and are tightly connected, body of heater both sides are provided with pipeline connection, pipeline connection and furnace chamber UNICOM, gas concentration unit is connected with pipeline connection and is used for react that the tail gas generated is extracted out, dedusting, keeps in.
2. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 1, it is characterized in that: body of heater comprises: furnace wall, body of heater shell, wing furnace door mechanism, furnace roof door mechanism, Graphite Electrodes, conducting copper, tail gas recycle mechanism, wherein, furnace wall is arranged on boss two ends and perpendicular to boss, boss between two furnace walls is mounted with body of heater shell, on body of heater shell, interval is fixed with the strengthening rib perpendicular to body of heater shell length direction, body of heater shell is fixed with Graphite Electrodes between two ends, Graphite Electrodes and the conducting copper be fixed on outside furnace wall are electrically connected, body of heater shell two side lower part between adjacent strengthening rib is provided with weary material discharge port, wing furnace door mechanism is sealedly connected with it outside weary material discharge port, uncovered and be placed with continuously and the uncovered furnace roof door mechanism be tightly connected at open-mouth above body of heater shell, and also adopt between adjacent furnace roof door mechanism and be tightly connected, tail gas recycle mechanism and body of heater shell top UNICOM.
3. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 2, it is characterized in that: its metallic walls structure of body of heater shell comprises: outer wall, air flue, inwall; Outer wall is closed structure, and inwall is provided with pore, and outer wall and inwall are at their end seal, and the cavity between outer wall and inwall is air flue.
4. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 2, it is characterized in that: wing furnace door mechanism comprises: rotating shaft, wing furnace door, lockout mechanism, tightness system; Wherein, rotating shaft is fixed on the body of heater shell above weary material discharge port by its fixed arm, and the swivel arm of rotating shaft and the top of wing furnace door are fixed, and wing furnace door is provided with a circle and the suitable tightness system of weary material discharge port profile towards the edge of the one side of weary material discharge port; Lockout mechanism comprises the hydraulic ram being fixed on wing furnace door middle and lower part, the wedge be connected with hydraulic cylinder piston rod and sticking department; What wedge inclined-plane was outside be connected with piston rod and what be connected with piston rod is one end that wedge is larger, sticking department one end to be fixed on below weary material discharge port on body of heater shell, the sticking department the other end is protruding, sticking department external part is fixed with a metal column vertical with piston rod, and the space between this metal column and sticking department inboardend can make wedge partly insert.
5. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 2, it is characterized in that: wing furnace door mechanism comprises: rotating shaft, wing furnace door, lockout mechanism, tightness system; Wherein, rotating shaft is fixed on the body of heater shell above weary material discharge port by its fixed arm, and the swivel arm of rotating shaft and the top of wing furnace door are fixed, and wing furnace door is provided with a circle and the suitable tightness system of weary material discharge port profile towards the edge of the one side of weary material discharge port; Lockout mechanism comprise be fixed on wing furnace door lower outside wedge, from the outwardly directed rotary column of body of heater shell below weary material discharge port, the turning handle that is rotationally connected with rotary column; Wherein, wedge is fan-shaped, and its thinner the other end in end face one end is thicker and seamlessly transit between both ends of the surface, and the end face that wedge is thinner flushes with wing furnace door lower surface; Turning handle axis is parallel with wing furnace door, and the distance between turning handle and wing furnace door will make turning handle can turn from the thinner one end of wedge into and can not produce from the thicker one end of wedge.
6. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 2, it is characterized in that: furnace roof door mechanism side and body of heater shell hinged, opposite side is by locking gear and the folding of body of heater shell, and furnace roof door mechanism and body of heater shell contact part are welded with metal sheet; A metal sheet part is fixed in furnace roof door mechanism, and the other end is protruding, and the below of external part is provided with sealed strip, and above body of heater shell, uncovered corresponding sealed strip place has the notch coordinating with sealed strip and carry out sealing.
7. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 2, it is characterized in that: tail gas recycle mechanism comprises: exhaust branch pipe, exhaust-gas receiver, tensimeter, valve; Wherein, exhaust branch pipe one end and air flue UNICOM, the other end and exhaust-gas receiver UNICOM, each exhaust branch pipe is respectively equipped with tensimeter and valve.
8. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 3, it is characterized in that: 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.
9., as claim 4 or the silicon carbide smelting equipment being suitable for tail gas recycle according to claim 5, it is characterized in that: tightness system is the sealed strip being enclosed with silicon rubber.
10. be suitable for the silicon carbide smelting equipment of tail gas recycle as claimed in claim 2, it is characterized in that: in the middle part of body of heater shell, both sides are outwardly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420464075.0U CN204162435U (en) | 2014-08-18 | 2014-08-18 | Be suitable for the silicon carbide smelting equipment of tail gas recycle |
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| CN201420464075.0U CN204162435U (en) | 2014-08-18 | 2014-08-18 | Be suitable for the silicon carbide smelting equipment of tail gas recycle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129787A (en) * | 2014-08-18 | 2014-11-05 | 宋克纯 | Silicon carbide smelting equipment applied to tail gas recovery |
| CN104129787B (en) * | 2014-08-18 | 2016-11-30 | 宋克纯 | Be suitable to the silicon carbide smelting equipment of tail gas recycle |
| CN108178155A (en) * | 2018-01-29 | 2018-06-19 | 山西沁新能源集团股份有限公司 | A kind of concatermer block form high temperature graphitization stove |
-
2014
- 2014-08-18 CN CN201420464075.0U patent/CN204162435U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129787A (en) * | 2014-08-18 | 2014-11-05 | 宋克纯 | Silicon carbide smelting equipment applied to tail gas recovery |
| CN104129787B (en) * | 2014-08-18 | 2016-11-30 | 宋克纯 | Be suitable to the silicon carbide smelting equipment of tail gas recycle |
| CN108178155A (en) * | 2018-01-29 | 2018-06-19 | 山西沁新能源集团股份有限公司 | A kind of concatermer block form high temperature graphitization stove |
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