CN217972609U - Graphitizing furnace - Google Patents
Graphitizing furnace Download PDFInfo
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- CN217972609U CN217972609U CN202222204778.7U CN202222204778U CN217972609U CN 217972609 U CN217972609 U CN 217972609U CN 202222204778 U CN202222204778 U CN 202222204778U CN 217972609 U CN217972609 U CN 217972609U
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Abstract
The utility model discloses a graphitizing furnace, including portable flatcar and metal furnace body, the metal furnace body sets up in the top of portable flatcar, is provided with electrode assembly at the outside both ends of metal furnace body, and electrode assembly's outside from interior to exterior has set gradually cooling device, automatic pressure control device and electronic pressure device. The utility model discloses a cover isotructure is collected to waste gas, has realized that whole no dust does not have the flue gas and has spilled over to improve environment on every side, safety ring protects more. The ICBT power supply is adopted for supplying power, and manual intervention is not needed. Be provided with cooling system on the whole device, the cooling effect is good, and the function is various.
Description
Technical Field
The utility model relates to a graphitizing furnace field specifically indicates a graphitizing furnace.
Background
The graphitization of the carbon product is a high-energy-consumption and high-pollution process, how to reduce energy consumption, improve energy utilization efficiency, reduce pollution and improve production and atmospheric environment are major problems which are continuously concerned by industry and environmental protection departments, in order to achieve energy conservation, environmental protection and high efficiency, the company designs a small-sized rapid inner-string type graphitization furnace through practical observation and careful research in nearly two decades, and the furnace has the greatest characteristics of energy conservation, environmental protection, high efficiency and automatic operation when started, and simultaneously solves the problems that the finished product rate of small-sized graphitized products is low, the quality is not uniform, silicon carbide is easily generated on the surfaces of the products, the production link is not easy to operate and the like.
Therefore, a graphitization furnace is a problem to be solved urgently in the whole society.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a graphitizing furnace, includes portable flatcar and metal furnace body, the metal furnace body sets up the top at portable flatcar, is provided with electrode assembly at the outside both ends of metal furnace body, electrode assembly's outside from interior to exterior has set gradually cooling device, automatic pressure control device and electronic pressure device.
Furthermore, the electrode device comprises a graphite electrode and a conductive electrode, wherein the inner side of the graphite electrode extends into the metal furnace body, and the conductive electrode is a copper electrode and is made of a red copper plate.
Furthermore, the automatic pressure control device adopts a pressure transmitter to control the pressure,
further, the electric pressurizing device comprises an electric hydraulic jack, and the electric hydraulic jack is used for tightly pressing and connecting the graphite electrode and the conductive electrode.
Furthermore, the cooling device comprises a cooling water jacket, the cooling water jacket is connected and arranged on the back of the conductive electrode, an internal water control groove, a water inlet and a water outlet are arranged on the cooling water jacket, the water inlet and the water outlet are connected with a main cooling pipeline through high-pressure resistant rubber pipes, and the main cooling pipeline is connected with an external cooling tower.
Furthermore, a waste gas collecting cover is arranged above the metal furnace body, and the rear side of the waste gas collecting cover is used for being connected with the desulfurizing tower.
Furthermore, the bottom of the conductive electrode is provided with a conductive short net which is made of copper stranded wires, and the bottom of the conductive short net is electrically connected with a power output copper bar of the IGBT.
Further, the graphite electrode and the metal furnace body are isolated by a mica plate.
Compared with the prior art, the utility model advantage lies in: the utility model discloses a cover isotructure is collected to waste gas, has realized that whole no dust does not have the flue gas and has spilled over to improve environment on every side, safety ring protects more. The ICBT power supply is adopted for supplying power, and manual intervention is not needed. Be provided with cooling system on the whole device, the cooling effect is good, and the function is various.
Drawings
Fig. 1 is a schematic structural view of a graphitization furnace.
The device comprises a movable flat car 1, a metal furnace body 2, a graphite electrode 3, a conductive electrode 4, a pressure transmitter 5, a waste gas collecting cover 6, a cooling water jacket 7, a conductive short net 8, a hydraulic jack 9 and a power supply.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a graphitizing furnace when concrete implementation, including portable flatcar 1 and metal furnace body 2, metal furnace body 2 sets up in portable flatcar 1's top, is provided with electrode assembly at metal furnace body 2's outside both ends, electrode assembly's outside from interior to exterior has set gradually cooling device, automatic pressure control device and electronic pressure device.
The electrode device comprises a graphite electrode 3 and a conductive electrode 4, wherein the inner side of the graphite electrode 3 extends into the metal furnace body 2, and the conductive electrode 4 is a copper electrode and is made of a copper plate. The automatic pressure control device adopts a pressure transmitter 5 for pressure control. The electric pressurizing device comprises an electric hydraulic jack 9, and the electric hydraulic jack 9 is used for tightly pressing and connecting the graphite electrode 3 and the conductive electrode 4. The cooling device comprises a cooling water jacket 7, the cooling water jacket 7 is connected and arranged on the back of the conductive electrode 4, an internal water control groove, a water inlet and a water outlet are arranged on the cooling water jacket, the water inlet and the water outlet are connected with a main cooling pipeline through high-pressure resistant rubber pipes, and the main cooling pipeline is connected with an external cooling tower. The top of the metal furnace body 2 is provided with a waste gas collecting cover 6, and the rear side of the waste gas collecting cover 6 is used for being connected with a desulfurizing tower. The bottom of the conductive electrode 4 is provided with a conductive short net 8, the conductive short net 8 is made of copper stranded wires, and the bottom of the conductive short net 8 is electrically connected with a power output copper bar of the IGBT.
The specific implementation manner of the utility model is as follows:
the first embodiment is as follows:
the furnace body structure is that the metal furnace body 2 adopts a carbon steel metal welding structure, three sides are closed, the upper part is opened, two ends are opened with holes, and the external dimension is 5050mm multiplied by 850mm. The thickness of the steel plate of the metal furnace body 2 is 10mm, the upper end opening is of an annular structure, the thickness of the steel plate is 20mm, the inner layer is built by refractory bricks, and the thickness is 120mm. The holes at two ends of the furnace body are connected by vertical 12 refractory bricks, the graphite electrode penetrates out from the holes at two ends of the furnace body in a cluster direction, the outside of the graphite electrode 3 exceeds the furnace body by 150-250mm, the specification of the graphite electrode is 600 multiplied by 400, the graphite electrode and the furnace body are isolated by a 10mm mica plate to play the roles of insulation and sealing, the outer end part of the graphite electrode is in pressure butt joint with the copper electrode, the pressure is 1mpa, and the pressure is automatically controlled by a module. The copper electrode is made of a red copper plate, the size of the copper electrode is 800 multiplied by 400 multiplied by 60mm, the lower end part of the copper electrode is connected with a short net, the short net is made of 48 multiplied by 300mm2 copper stranded wires, and the other end of the short net is connected with an IGBT power supply output copper bar.
Example two:
the utility model discloses when using, the cooling method adopts cooling jacket 7 indirect cooling, and the coolant liquid acts on copper electrode (conducting electrode 4) through cooling jacket 7 is indirect, and copper electrode (conducting electrode 4) and graphite electrode 3 closely crimping under the pressure effect of electronic hydraulic jack 9, through the heat-conduction mode with heat transfer to the coolant liquid in cooling jacket 7, the coolant liquid recycles after the cooling tower cooling. The back of the copper electrode (conductive electrode 4) is provided with a molten steel sleeve, the molten steel sleeve is provided with an inner hollow water tank, the lower end of the molten steel sleeve is provided with an inch water inlet and outlet, and the water inlet and outlet are connected with a main cooling pipeline through a high-pressure resistant rubber pipe, so that a complete cooling circulation system is formed.
Example three:
and (3) flue gas collection, namely arranging a flue gas collection cover 6 above the metal furnace body 2, arranging a desulfurization tower at the rear part of the flue gas collection cover 6, connecting the desulfurization tower with the flue gas collection cover through a pipeline, wherein the flue gas generated in the graphitization process is mainly sulfur dioxide, and the sulfur dioxide is treated by the desulfurization tower and then is discharged up to the standard.
Example four:
and (4) charging and discharging, namely manually charging the products to be processed into a graphitization furnace, and additionally arranging graphite gaskets among the products to increase the conductivity. The periphery of the product is filled with petroleum calcined coke particles to play a role in heat preservation, and the heat preservation material is added and finished by a suction feeder, so that the dust collection function is realized, and the pollution is avoided. The product is cooled by power-off after being electrified and heated to reach the graphitization temperature and is dragged to a designated position by the electric flat car, after cooling for a certain time, when the temperature in the furnace is lower than 300 ℃, the heat preservation material is sucked out by the suction machine, the product is discharged from the furnace, and no dust pollution is caused by negative pressure in the whole process.
Example five:
the power supply mode adopts an IGBT power supply to supply power, the voltage is 36V, the current is 28000A, the current stabilization is automatically controlled, and the whole-process power curve is automatically adjusted without human intervention.
The furnace bodies are respectively fixed on a plurality of electric rail flat cars, each flat car is fixed with 4 furnace bodies, each production line consists of 9 electric flat cars, each electric flat car is a group, and each group is respectively positioned at the charging, heating, cooling and discharging positions according to different working conditions.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (7)
1. The utility model provides a graphitizing furnace, includes portable flatcar (1) and metal furnace body (2), metal furnace body (2) set up in the top of portable flatcar (1), are provided with electrode assembly, its characterized in that at the outside both ends of metal furnace body (2): and the outer side of the electrode device is sequentially provided with a cooling device, an automatic pressure control device and an electric pressurizing device from inside to outside.
2. The graphitization furnace as claimed in claim 1, wherein: the electrode device comprises a graphite electrode (3) and a conductive electrode (4), wherein the inner side of the graphite electrode (3) extends into the metal furnace body (2), and the conductive electrode (4) is a copper electrode and is made of a red copper plate.
3. A graphitization furnace as claimed in claim 1, characterized in that: the automatic pressure control device adopts a pressure transmitter (5) to control the pressure.
4. A graphitization furnace as claimed in claim 3, characterized in that: the electric pressurizing device comprises an electric hydraulic jack (9), and the electric hydraulic jack (9) is used for tightly crimping the graphite electrode (3) and the conductive electrode (4).
5. A graphitization furnace as claimed in claim 4, characterized in that: the cooling device comprises a cooling water jacket (7), the cooling water jacket (7) is connected and arranged on the back of the conductive electrode (4), an internal water control groove, a water inlet and a water outlet are arranged on the cooling water jacket, the water inlet and the water outlet are connected with a main cooling pipeline through high-pressure resistant rubber pipes, and the main cooling pipeline is connected with an external cooling tower.
6. A graphitization furnace as claimed in claim 1, characterized in that: the metal furnace body (2) is provided with the waste gas in the top and collects cover (6), the rear side of waste gas collection cover (6) is used for being connected with the desulfurizing tower.
7. A graphitization furnace as claimed in claim 2, characterized in that: the bottom of the conductive electrode (4) is provided with a conductive short net (8), the conductive short net (8) is made of copper stranded wires, and the bottom of the conductive short net (8) is electrically connected with a power output copper bar of the IGBT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222204778.7U CN217972609U (en) | 2022-08-22 | 2022-08-22 | Graphitizing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222204778.7U CN217972609U (en) | 2022-08-22 | 2022-08-22 | Graphitizing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217972609U true CN217972609U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222204778.7U Active CN217972609U (en) | 2022-08-22 | 2022-08-22 | Graphitizing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217972609U (en) |
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2022
- 2022-08-22 CN CN202222204778.7U patent/CN217972609U/en active Active
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