CN201713323U - Super-high power silicon carbide smelting furnace - Google Patents
Super-high power silicon carbide smelting furnace Download PDFInfo
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- CN201713323U CN201713323U CN2010202410633U CN201020241063U CN201713323U CN 201713323 U CN201713323 U CN 201713323U CN 2010202410633 U CN2010202410633 U CN 2010202410633U CN 201020241063 U CN201020241063 U CN 201020241063U CN 201713323 U CN201713323 U CN 201713323U
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- solid graphite
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- silicon carbide
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Abstract
A super-high power silicon carbide smelting furnace comprises a power supply device, a furnace body, a furnace head and a water circulating device, wherein the power supply device is used for converting the alternating current provided by a high voltage power grid into proper direct current and providing the direct current for the furnace head; the furnace head is provided with a solid graphite electrode and a conductive copper bar electrically connected with the solid graphite electrode; the conductive copper bar is electrically connected with the power supply device to provide the direct current generated by the power supply device for the solid graphite electrode; the furnace body is internally provided with a resistance type furnace core made of graphite powder, and the resistance type furnace core is in electric contact with the solid graphite electrode of the furnace head; the furnace head is provided with a cooling part consisting of a water inlet and a water outlet; and a water outlet pipeline of the water circulating device is connected with the water inlet of the cooling part, a water inlet pipeline of the water circulating device is connected with the water outlet of the cooling part so that the water flows through the cooling part, and the cooling part utilizes the flowing water to absorb the heat generated by the furnace head.
Description
Technical field:
The utility model relates to the silicon carbide technical field of smelting, particularly a kind of super-power silicon carbide smelting furnace.
Background technology:
Existing sic smelting furnace comprises electric supply installation, shaft and burner.The alternating-current that electric supply installation is used for high-voltage fence is provided carries out step-down, converts the alternating-current after the step-down to suitable direct current, and direct current is offered burner.Burner is provided with solid graphite electrode and electrically connects conducting copper with solid graphite electrode, and the direct current that conducting copper and electric supply installation electrically connect so that electric supply installation is produced offers solid graphite electrode.Be provided with the resistance-type combustion chamber of being made up of Graphite Powder 99 in the shaft, will evenly be loaded on by the mixture that quartz sand and hard coal are formed around the resistance-type combustion chamber, the resistance-type combustion chamber electrically contacts with the solid graphite electrode of burner.So, utilize to be connected with the high temperature that galvanic resistance-type combustion chamber produced mixture is heated, to form silicon carbide.
Yet along with the installed capacity of sic smelting furnace constantly increases, the solid graphite electrode in the burner electrolytic copper of thermooxidizing, burner can occur and discharge existing over hot melting problem, causes normally silicon carbide smelting of sic smelting furnace.
Summary of the invention:
In view of this, be necessary to provide a kind of and prevent that the super-power silicon carbide smelting furnace of the existing over hot melting problem of electrolytic copper discharge of thermooxidizing, burner from can appear in the solid graphite electrode in the burner.
A kind of super-power silicon carbide smelting furnace comprises electric supply installation, shaft, burner and water circle device.Electric supply installation is used for converting the alternating-current that high-voltage fence provides to suitable direct current, and direct current is offered burner.Be provided with solid graphite electrode in the burner and electrically connect conducting copper with solid graphite electrode, the direct current that conducting copper and electric supply installation electrically connect so that electric supply installation is produced offers solid graphite electrode.Be provided with the resistance-type combustion chamber of being made up of Graphite Powder 99 in the shaft, the resistance-type combustion chamber electrically contacts with the solid graphite electrode of burner.Cooling end with water-in and water outlet is set on the burner, the outlet conduit of water circle device is connected with the water-in of cooling end, the inlet channel of water circle device is connected with the water outlet of cooling end so that the water flow through the cooling section, and the water that the cooling end utilization is flow through absorbs the heat that burner produces.
Preferably, this burner also comprises standing screw and two conducting coppers; This cooling end is a water tank; The opposing both sides correspondence of solid graphite electrode set gradually conducting copper, water tank, standing screw is fixed together solid graphite electrode, conducting copper, water tank; Water inlet pipe, rising pipe are set on the water tank, and the water inlet pipe of water tank is connected with the outlet conduit of water circle device, rising pipe is connected with the inlet channel of circulation device.
Preferably, this burner also comprises furnace wall, electrode cooling press board member, standing screw and two conducting coppers; The first end of solid graphite electrode embeds furnace wall, and electrically connects with resistance-type combustion chamber in the shaft, and the second end of solid graphite electrode is exposed at outside the furnace wall outward; The opposing both sides of the second end of solid graphite electrode correspondence conducting copper is set, standing screw is used for solid graphite electrode, conducting copper are fixed together; Offer an accepting groove on the second end of solid graphite electrode; Near the accepting groove place one draw-in groove is set in the first end of solid graphite electrode; Electrode cooling press board member comprises pressing plate, water inlet pipe, tie-in module and rising pipe; Tie-in module comprises connecting screw rod and connects link plate; Have first through hole that inserts for water inlet pipe on the pressing plate and confess second through hole that water pipe inserts, and the fixed via that supplies connecting screw rod to pass; One end of water inlet pipe is connected with first through hole, and the other end of water inlet pipe is connected with the outlet conduit of water circle device; One end of rising pipe is connected with second through hole, and the other end of rising pipe is connected with the inlet channel of circulation device; Pack in the draw-in groove of solid graphite electrode connecting link plate, and connecting screw rod passed behind the fixed via with the link plate that connects in the draw-in groove be connected, pressing plate is installed in the second end of solid graphite electrode, so the accepting groove on pressing plate, water inlet pipe, rising pipe and the solid graphite electrode the second end constitutes described cooling end.
Preferably, this burner also comprises two water tanks; Corresponding this water tank that is provided with on this conducting copper, this standing screw is used for solid graphite electrode, conducting copper, water tank are fixed together; Water inlet pipe, rising pipe are set on the water tank, and the water inlet pipe of water tank is connected with the outlet conduit of water circle device, rising pipe is connected with the inlet channel of circulation device.
Preferably, an end of an end of the water inlet pipe of this electrode cooling press board member, rising pipe fixes by first through hole, second through hole with pressing plate this electrode cooling press board member the mode correspondence of welding.
When utilizing above-mentioned super-power silicon carbide smelting furnace silicon carbide smelting, the water-in that is arranged on the cooling end on the super-power silicon carbide smelting furnace burner is connected with the outlet conduit of water circle device, water outlet is connected with the inlet channel of water circle device so that the water flow through the cooling section in the water circle device, the water that the cooling end utilization is flow through absorbs the heat that burner produces, thereby solid graphite electrode and electrolytic copper row's temperature in the reduction burner, and then avoid the problem that solid graphite electrode is crossed thermooxidizing and the existing over hot melting of electrolytic copper discharge takes place, guarantee that super-power silicon carbide smelting furnace can normal silicon carbide smelting.
Description of drawings:
Fig. 1 is the high-level schematic functional block diagram of the super-power silicon carbide smelting furnace of a better embodiment
Fig. 2 is the structural representation of burner among Fig. 1
Fig. 3 is the diagrammatic cross-section of burner among Fig. 2
Among the figure: super-power silicon carbide smelting furnace 10, electric supply installation 20, first burner 30, furnace wall 31, solid graphite electrode 32, accepting groove 321, draw-in groove 322, electrode cooling press board member 33, pressing plate 331, first through hole 3311, second through hole 3312, fixed via 3313, water inlet pipe 332, tie-in module 333, connecting screw rod 3331, connection link plate 3332, rising pipe 334, water tank 34, standing screw 35 and conducting copper 36, second burner 40, shaft 50, water circle device 60
Embodiment:
As shown in Figure 1, super-power silicon carbide smelting furnace 10 comprises electric supply installation 20, first burner 30, second burner 40, shaft 50 and water circle device 60.
Electric supply installation 20 is used for converting the alternating-current that high-voltage fence provides to suitable direct current, and direct current is offered first burner 30, second burner 40.In the present embodiment, first burner 30 is connected with the positive pole of electric supply installation 20, second burner 40 is connected with the negative pole of electric supply installation 20, the two ends that are added in shaft 50 of first burner 30, second burner, 40 correspondences, and first burner 30, second burner 40 also are connected with water circle device 60.Wherein, the structure of first burner 30 and second burner 40 is identical, below is that example is introduced furnace head structure with first burner 30.
Please be simultaneously referring to Fig. 2 and Fig. 3, first burner 30 comprises furnace wall 31, solid graphite electrode 32, electrode cooling press board member 33, water tank 34, standing screw 35 and conducting copper 36.In the present embodiment, first burner 30 comprises four solid graphite electrode 32, four electrode cooling press board members 33, two water tanks 34, three standing screws 35 and two conducting coppers 36.Four solid graphite electrode 32 constitute a large electrode, the opposing both sides correspondence of large electrode set gradually conducting copper 36, water tank 34.Utilize three standing screws 35 that four solid graphite electrode 32, conducting copper 36, water tank 34 are fixed together.Wherein, water inlet pipe 342, rising pipe 344 are set on the water tank 34, water inlet pipe 342 is connected with the outlet conduit of water circle device 60, rising pipe 344 is connected with the inlet channel of circulation device 60.So, water tank 34 is as a cooling end, water circle device 60 water that temperature is low is transported in the water tank 34 from the water inlet pipe 342 of water tank 34, utilize the low water of temperature to absorb the heat that solid graphite electrode 32, conducting copper 36 produce, water circle device 60 from the rising pipe 344 of water tank 34 with the water output that absorbs in the water tank 34 behind the heat that solid graphite electrode 32, conducting copper 36 produce.
The first end of each solid graphite electrode 32 of large electrode all embeds furnace wall 31, and with shaft 50 in the resistance-type combustion chamber electric connection of forming by Graphite Powder 99.The second end of each solid graphite electrode 32 is exposed at outward outside the furnace wall 31.
Offer an accepting groove 321 on the second end of each solid graphite electrode 32.Near accepting groove 321 places one draw-in groove 322 is set in the first end of solid graphite electrode 32.
Electrode cooling press board member 33 comprises pressing plate 331, water inlet pipe 332, tie-in module 333 and rising pipe 334.Tie-in module 333 comprises connecting screw rod 3331 and connects link plate 3332.Have first through hole 3311 that inserts for water inlet pipe 332 on the pressing plate 331 and confess second through hole 3312 that water pipe 334 inserts, and the fixed via 3313 that supplies connecting screw rod 3331 to pass.Pack in the draw-in groove 322 of solid graphite electrode 32 connecting link plate 3332, and connecting screw rod 3331 passed fixed via 3313 backs and the link plates 3332 that connect in the draw-in groove 322 are connected, pressing plate 331 is installed in the second end of solid graphite electrode 32.Pressing plate 331 hides the accepting groove 321 of the second end of solid graphite electrode 32, and first through hole 3311, second through hole 3312 of accepting groove 321 by pressing plate 331 is in communication with the outside.One end of water inlet pipe 332, an end of rising pipe 334 fix with first through hole 3311, second through hole 3312 pressing plate 331 by the mode correspondence of welding, the other end correspondence of the other end of water inlet pipe 332, rising pipe 334 are connected with outlet conduit, inlet channel water circle device 60.In the present embodiment, water inlet pipe 332 passes first through hole 3311 and extends in the accepting groove 321.So, constitute a cooling end by the accepting groove 321 on pressing plate 331, water inlet pipe 332, rising pipe 334 and solid graphite electrode 32 the second ends, water circle device 60 water that temperature is low is transported in the accepting groove 321 of cooling end from the water inlet pipe 332 of cooling end, utilize the low water of temperature to absorb the heat that solid graphite electrode 32, conducting copper 36 produce, water circle device 60 absorbs the water output behind the heat that solid graphite electrode 32, conducting copper 36 produce in the accepting groove 321 of rising pipe 334 with cooling end of cooling end.
When utilizing above-mentioned super-power silicon carbide smelting furnace 10 silicon carbide smeltings, the water-in that is arranged on the cooling end on super-power silicon carbide smelting furnace 10 burners 30 is connected with the outlet conduit of water circle device 60, water outlet is connected so that the water flow through the cooling section in the water circle device 60 with the inlet channel of water circle device 60, the water that the cooling end utilization is flow through absorbs solid graphite electrode 32, the heat that conducting copper 36 produces, thereby the temperature of solid graphite electrode 32 and conducting copper 36 in the reduction burner 30, and then avoid taking place solid graphite electrode 32 and cross the problem that over hot melting appears in thermooxidizings and conducting copper 36, guarantee that super-power silicon carbide smelting furnace 10 can normal silicon carbide smelting.
Claims (5)
1. a super-power silicon carbide smelting furnace comprises electric supply installation, shaft, burner; Electric supply installation is used for converting the alternating-current that high-voltage fence provides to suitable direct current, and direct current is offered burner; Be provided with solid graphite electrode in the burner and electrically connect conducting copper with solid graphite electrode, the direct current that conducting copper and electric supply installation electrically connect so that electric supply installation is produced offers solid graphite electrode; Be provided with the resistance-type combustion chamber of being made up of Graphite Powder 99 in the shaft, the resistance-type combustion chamber electrically contacts with the solid graphite electrode of burner; It is characterized in that: this super-power silicon carbide smelting furnace also comprises the water circle device with outlet conduit and inlet channel; Cooling end with water-in and water outlet is set on the burner, the outlet conduit of water circle device is connected with the water-in of cooling end, the inlet channel of water circle device is connected with the water outlet of cooling end so that the water flow through the cooling section, and the water that the cooling end utilization is flow through absorbs the heat that burner produces.
2. super-power silicon carbide smelting furnace according to claim 1 is characterized in that: this burner also comprises standing screw and two conducting coppers; This cooling end is a water tank; The opposing both sides correspondence of solid graphite electrode set gradually conducting copper, water tank, standing screw is fixed together solid graphite electrode, conducting copper, water tank; Water inlet pipe, rising pipe are set on the water tank, and the water inlet pipe of water tank is connected with the outlet conduit of water circle device, rising pipe is connected with the inlet channel of circulation device.
3. super-power silicon carbide smelting furnace according to claim 1 is characterized in that: this burner also comprises furnace wall, electrode cooling press board member, standing screw and two conducting coppers;
The first end of solid graphite electrode embeds furnace wall, and electrically connects with resistance-type combustion chamber in the shaft, and the second end of solid graphite electrode is exposed at outside the furnace wall outward; The opposing both sides of the second end of solid graphite electrode correspondence conducting copper is set, standing screw is used for solid graphite electrode, conducting copper are fixed together; Offer an accepting groove on the second end of solid graphite electrode; Near the accepting groove place one draw-in groove is set in the first end of solid graphite electrode;
Electrode cooling press board member comprises pressing plate, water inlet pipe, tie-in module and rising pipe; Tie-in module comprises connecting screw rod and connects link plate;
Have first through hole that inserts for water inlet pipe on the pressing plate and confess second through hole that water pipe inserts, and the fixed via that supplies connecting screw rod to pass; One end of water inlet pipe is connected with first through hole, and the other end of water inlet pipe is connected with the outlet conduit of water circle device; One end of rising pipe is connected with second through hole, and the other end of rising pipe is connected with the inlet channel of circulation device;
Pack in the draw-in groove of solid graphite electrode connecting link plate, and connecting screw rod passed behind the fixed via with the link plate that connects in the draw-in groove be connected, pressing plate is installed in the second end of solid graphite electrode, so the accepting groove on pressing plate, water inlet pipe, rising pipe and the solid graphite electrode the second end constitutes described cooling end.
4. super-power silicon carbide smelting furnace according to claim 3 is characterized in that: this burner also comprises two water tanks; Corresponding this water tank that is provided with on this conducting copper, this standing screw is used for solid graphite electrode, conducting copper, water tank are fixed together; Water inlet pipe, rising pipe are set on the water tank, and the water inlet pipe of water tank is connected with the outlet conduit of water circle device, rising pipe is connected with the inlet channel of circulation device.
5. super-power silicon carbide smelting furnace according to claim 3 is characterized in that: an end of the water inlet pipe of this electrode cooling press board member, an end of rising pipe fix by first through hole, second through hole with pressing plate this electrode cooling press board member the mode correspondence of welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202410633U CN201713323U (en) | 2010-06-30 | 2010-06-30 | Super-high power silicon carbide smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202410633U CN201713323U (en) | 2010-06-30 | 2010-06-30 | Super-high power silicon carbide smelting furnace |
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| Publication Number | Publication Date |
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| CN201713323U true CN201713323U (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202410633U Expired - Lifetime CN201713323U (en) | 2010-06-30 | 2010-06-30 | Super-high power silicon carbide smelting furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863474A (en) * | 2010-06-30 | 2010-10-20 | 平罗县滨河碳化硅制品有限公司 | Super-power silicon carbide smelting furnace |
-
2010
- 2010-06-30 CN CN2010202410633U patent/CN201713323U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863474A (en) * | 2010-06-30 | 2010-10-20 | 平罗县滨河碳化硅制品有限公司 | Super-power silicon carbide smelting furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110119 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |