CN218380500U - Graphite electrode furnace for melting ash - Google Patents
Graphite electrode furnace for melting ash Download PDFInfo
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- CN218380500U CN218380500U CN202222432499.6U CN202222432499U CN218380500U CN 218380500 U CN218380500 U CN 218380500U CN 202222432499 U CN202222432499 U CN 202222432499U CN 218380500 U CN218380500 U CN 218380500U
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Abstract
The utility model relates to a graphite electrode furnace for melting lime-ash, including feeder, water-cooling rotary furnace lid, furnace body, graphite electrode, electrode elevating gear, transformer, water-cooled cable and air-cooled melt spindle ware. The outlet of the feeder is connected with a water-cooling rotary furnace cover, and the interior of the furnace body is of a hollow cylindrical structure; the water-cooled rotary furnace cover is arranged on the furnace body, the graphite electrode is inserted into the furnace body through the water-cooled rotary furnace cover, the transformer is connected with the graphite electrode through a water-cooled cable, and the air-cooled type ingot melter is arranged below the furnace body. The technical scheme realizes high-quality melting of the ash, converts harmful ash into harmless glass to be used as building materials, greatly reduces energy consumption, makes the ash melting glass become possible, and has mature technology and simple operation; this technical scheme adopts the full water-cooled wall furnace body, has improved the life of resistant material greatly, is twice of the resistant material life of conventional smelting pot, has guaranteed the stable long-term operation of system.
Description
Technical Field
The utility model belongs to the technical field of hazardous waste handles equipment, concretely relates to graphite electrode stove for melting lime-ash.
Background
As the number and the amount of the incineration lines of the hazardous wastes are continuously increased along with the annual increase of the hazardous wastes, the corresponding incineration-generated ash is also continuously increased, and the disposal of the increasingly-generated ash is a hot topic for the hazardous wastes because the ash generated by the incineration still belongs to the hazardous wastes.
At present, the disposal of the ash in the mainstream market mainly comprises two methods, one method is landfill, but pretreatment is needed before landfill, so the disposal cost is high. After solidification and landfill, water-soluble salt enters leachate, so that the treatment cost of the leachate is increased, and the obtained salt mud does not go out. The other is stabilization/curing. The plasma melting technology belongs to a semi-mature state relatively, a very professional is needed to control equipment, the economic cost is high, and the plasma melting technology cannot adapt to the current market price.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a graphite electrode stove for melting lime-ash to solve the lime-ash cost that the current technology dealt with dangerous waste higher, the technology is immature, degree of automation is low, can't realize the problem of final processing.
In order to achieve the purpose, the method is realized by the following technical scheme:
a graphite electrode furnace for melting ash comprises a feeder, a water-cooled rotary furnace cover, a furnace body, a graphite electrode, an electrode lifting device, a transformer, a water-cooled cable and an air-cooled ingot melter;
the outlet of the feeder is connected with a water-cooling rotary furnace cover, and the interior of the furnace body is of a hollow cylindrical structure;
the water-cooled rotary furnace cover is arranged on the furnace body, the water-cooled rotary furnace cover consists of a large furnace cover consisting of closely arranged water-cooled tubes and refractory bricks arranged in the large furnace cover, and the water-cooled rotary furnace cover is lifted to a set height relative to the furnace body and rotates left and right;
the graphite electrode is inserted into the furnace body through a water-cooling rotary furnace cover, the electrode lifting device comprises an electrode cross arm and an electrode upright post device, the graphite electrode is arranged on the electrode cross arm, and one end of the electrode cross arm is connected with the electrode upright post;
the transformer is connected with the graphite electrode through a water-cooled cable, and the air-cooled type ingot melter is arranged below the furnace body.
Furthermore, the feeder is arranged on a water-cooling rotary furnace cover and is gravity-fed in the form of an inclined chute.
Furthermore, a refractory brick layer is arranged in the furnace body, and a water-cooled wall is arranged on the outer side of the furnace body.
Furthermore, the furnace body is provided with emptys the device, realizes that the furnace body emptys, is convenient for go out thick liquid.
Furthermore, the height of the water-cooling rotary furnace cover relative to the furnace body is 500mm.
Furthermore, the electrode cross arm comprises a conductive cross arm, an electrode clamping mechanism and an electrode chuck, wherein the electrode clamping mechanism is arranged on the conductive cross arm, the electrode chuck is arranged on the electrode clamping mechanism, and the electrode chuck and the graphite electrode are movably clamped.
Further, a riding wheel is arranged below the air-cooled ingot melter.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the technical scheme realizes high-quality melting of the ash slag, converts harmful ash slag into harmless glass to be used as building materials, greatly reduces energy consumption, makes the ash slag molten glass become possible, has mature technology and simple operation, and provides new direction and guidance for subsequent disposal of the ash slag.
2. This technical scheme adopts the full water-cooled wall furnace body, has improved the life of resistant material greatly, is twice of the resistant material life of conventional smelting pot, has guaranteed the stable long-term operation of system.
3. According to the technical scheme, the water-cooled rotary furnace cover is adopted, materials after melting are directly poured out of the furnace body from the top of the furnace body, and the phenomenon that the materials cannot be discharged in time due to the fact that the size outlet is too small and furnace blocking occurs is avoided.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic top view of the present invention.
Reference numerals: 1-feeder, 2-water-cooled rotary furnace cover, 3-furnace body, 4-graphite electrode, 5-electrode lifting device, 6-transformer, 7-water-cooled cable and 8-air-cooled ingot melter.
Detailed Description
The following embodiments are merely exemplary, and can only be used to explain and illustrate the technical solutions of the present invention, and cannot be interpreted as limitations of the technical solutions of the present invention.
As shown in fig. 1 to 3, the present application provides a graphite electrode furnace for melting ash, comprising a feeder 1, a water-cooled rotary furnace cover 2, a furnace body 3, a graphite electrode 4, an electrode lifting device 5, a transformer 6, a water-cooled cable 7 and an air-cooled ingot melter 8.
The utility model provides a be provided with the firebrick layer in the furnace body, be provided with the water-cooling wall in the outside of furnace body, the furnace body is inside for central empty barrel-shaped structure, can be able to bear or endure 1800 ℃ high temperature, guarantees the melting of lime-ash continuation. In the technical scheme of this application, the device is emptyd in the furnace body outfit, and after a stove was smelted and is accomplished, no longer arrange the thick liquid through the grout outlet to prevent because of the phenomenon that the grout outlet undersize or grout outlet blockked up and lead to stifled stove, through empting the device, drive the furnace body and rotate, directly follow the upper end play thick liquid of furnace body.
The water-cooled rotary furnace cover is used for sealing a furnace body, and comprises a large furnace cover consisting of closely arranged water-cooled tubes and refractory bricks arranged in the large furnace cover, wherein the refractory bricks are arched in the middle, and the refractory bricks are cooled through a water-cooled wall, so that the service time of the refractory bricks is prolonged. And the rotatory bell of water-cooling of this application can lift 500mm highly carry out the rotation about, is convenient for tap and overhaul inside resistant firebrick.
The outlet of the feeder is connected with the water-cooling rotary furnace cover, gravity feeding is carried out in the form of an inclined chute, the problem of high equipment failure rate caused by mechanical complexity is avoided, ash is fed from the top, and the material can be uniformly dispersed in a molten pool after entering the furnace body.
In this embodiment, the graphite electrode is inserted into the furnace body through the water-cooled rotary furnace cover, and the graphite electrode is a main provider of heat of the graphite electrode furnace, and has the characteristics of high temperature rise and high density. The transformer is connected with the graphite electrode through the water-cooled cable, and in the technical scheme of the application, the graphite electrode and the transformer are both in the prior art, and detailed description is not provided herein.
This application still includes electrode elevating gear, and this electrode elevating gear is used for promoting graphite electrode from the furnace body in shift out, rotatory, has improved graphite electrode's change efficiency, the stable long-time operation of the system of being convenient for. The electrode lifting device comprises two major parts, namely an electrode cross arm and an electrode stand column device, wherein the electrode main column device mainly comprises a lifting device used for lifting, the lifting device in the embodiment is a hydraulic cylinder or a stepping motor or any other device capable of playing the same role and is used for driving a graphite electrode to ascend or descend, in the embodiment, the hydraulic cylinder is taken as an example for illustration, a rotating motor is arranged at the end part of an output rod of the hydraulic cylinder and used for driving the graphite motor to rotate left and right so as to move to the outer side of a furnace body from the position of the furnace body, and replacement or maintenance and the like are facilitated.
In the application, the electrode cross arm comprises a conductive cross arm, an electrode clamping mechanism and an electrode chuck, wherein in the embodiment, the conductive cross arm is made of a copper-steel composite material and is connected with an output shaft of a rotating motor, the electrode clamping mechanism is arranged at the other end of the conductive cross arm, the electrode chuck is arranged on the electrode clamping mechanism, and the electrode chuck is used for movably clamping a graphite electrode.
An air-cooled ingot melter is arranged below the furnace body and consists of refractory bricks, the lower part of the furnace body is provided with a riding wheel, and the furnace body is naturally cooled into a vitreous ingot in an air-cooled mode, so that the transportation and the storage are convenient on the one hand.
When the transformer works specifically, the transformer changes the primary voltage of 10kv into the secondary voltage of 380v and then sends the voltage into the graphite electrode through the water-cooled cable. The graphite electrode 4 provides heat for the graphite electrode furnace, the temperature in the furnace body can reach 1650 ℃, after 120min of melting treatment, the water-cooling rotary furnace cover 2 is opened, the materials in the furnace body 3 are poured into the air-cooling type ingot melting device 8 through a dumping device, and the air-cooling type ingot melting device 8 is pulled out and naturally cooled into ingots for storage.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A graphite electrode furnace for melting ash is characterized by comprising a feeder, a water-cooling rotary furnace cover, a furnace body, a graphite electrode, an electrode lifting device, a transformer, a water-cooling cable and an air-cooling type ingot melter, wherein the feeder is arranged on the furnace body;
the outlet of the feeder is connected with a water-cooling rotary furnace cover, and the interior of the furnace body is of a hollow cylindrical structure;
the water-cooled rotary furnace cover is arranged on the furnace body, the water-cooled rotary furnace cover consists of a large furnace cover consisting of closely arranged water-cooled tubes and refractory bricks arranged in the large furnace cover, and the water-cooled rotary furnace cover is lifted to a set height relative to the furnace body and rotates left and right;
the graphite electrode is inserted into the furnace body through a water-cooling rotary furnace cover, the electrode lifting device comprises an electrode cross arm and an electrode upright post device, the graphite electrode is arranged on the electrode cross arm, and one end of the electrode cross arm is connected with the electrode upright post;
the transformer is connected with the graphite electrode through a water-cooled cable, and the air-cooled type ingot melter is arranged below the furnace body.
2. A graphite electrode furnace for molten ash according to claim 1 wherein the feeder is provided on a water-cooled rotary furnace cover and gravity-fed in the form of an inclined chute.
3. The graphite electrode furnace for molten ash according to claim 1, wherein a refractory brick layer is provided in the furnace body, and a water wall is provided outside the furnace body.
4. The graphite electrode furnace for molten ash according to claim 1, wherein the furnace body is provided with a dumping device to realize dumping of the furnace body for discharging slurry.
5. The graphite electrode furnace for molten ash according to claim 1, wherein the elevation of the lid of the water-cooled rotary furnace with respect to the furnace body is set to 500mm.
6. The graphite electrode furnace for molten ash according to claim 1, wherein the electrode cross arm comprises a conductive cross arm, an electrode clamping mechanism and an electrode chuck, the electrode clamping mechanism is arranged on the conductive cross arm, the electrode chuck is arranged on the electrode clamping mechanism, and the electrode chuck is movably clamped with the graphite electrode.
7. A graphite electrode furnace for molten ash according to claim 1, wherein a riding wheel is provided below the air-cooled melter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222432499.6U CN218380500U (en) | 2022-09-14 | 2022-09-14 | Graphite electrode furnace for melting ash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222432499.6U CN218380500U (en) | 2022-09-14 | 2022-09-14 | Graphite electrode furnace for melting ash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218380500U true CN218380500U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222432499.6U Active CN218380500U (en) | 2022-09-14 | 2022-09-14 | Graphite electrode furnace for melting ash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218380500U (en) |
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2022
- 2022-09-14 CN CN202222432499.6U patent/CN218380500U/en active Active
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