CN218210762U - Large titanium slag refractory furnace bottom - Google Patents
Large titanium slag refractory furnace bottom Download PDFInfo
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- CN218210762U CN218210762U CN202222565065.3U CN202222565065U CN218210762U CN 218210762 U CN218210762 U CN 218210762U CN 202222565065 U CN202222565065 U CN 202222565065U CN 218210762 U CN218210762 U CN 218210762U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The utility model belongs to the technical field of the titanium sediment electric stove to solve among the prior art titanium sediment stove bottom cooling effect poor, the cooling body installation and the high technical problem of cost of maintenance, based on this, provide a large-scale titanium sediment fire-resistant stove bottom, including fire-resistant stove bottom, the shaping has a plurality of heat dissipation chambeies in the fire-resistant stove bottom, be equipped with input tube and the output tube that is used for transmitting air current or coolant on the fire-resistant stove bottom side, be equipped with a plurality of connecting pipes that are used for being linked together all heat dissipation chambeies between input tube and the output tube, every two heat dissipation chambeies of connecting pipe intercommunication, input tube and output tube communicate a heat dissipation chamber respectively separately. The large titanium slag refractory furnace bottom of the utility model has the advantages of good cooling effect of the cooling mechanism and simple structure.
Description
Technical Field
The utility model relates to a titanium slag electric furnace technical field especially relates to a large-scale titanium slag fire-resistant stove bottom.
Background
The main raw materials of the titanium industry are ilmenite and titanium-rich materials, which include titanium slag, synthetic rutile and natural rutile. Ilmenite is used as a raw material for producing titanium slag, and impurity elements such as iron, calcium, magnesium and the like are removed to the maximum extent, so that titanium is enriched. The high titanium slag is a titanium raw material which is smelted by taking titanium concentrate as a raw material and contains high titanium dioxide, and the high titanium slag is dominant in titanium-rich materials in the world.
The titanium slag is produced by adopting an electric furnace smelting process. The method comprises the following steps of dividing according to the shape of an electric furnace, wherein the electric furnace used for smelting the titanium slag comprises a circular furnace and a rectangular furnace; the electric furnace is divided in a closed manner, and the electric furnaces used for smelting the titanium slag can be divided into a closed electric furnace, a semi-closed electric furnace and an open electric furnace.
The titanium slag fire-resistant furnace bottom ventilation cooling structure plays an important role in a titanium slag electric furnace, guarantee furnace bottom ventilation cooling, ensure that the furnace body lower part is not damaged by high-temperature molten iron, this structure adopts the refractory material that coefficient of heat conductivity is low as ventilation cooling material originally, but because coefficient of heat dissipation is low, make the molten iron temperature high, the distance of the dead iron layer is short, there is the risk that high-temperature molten iron oozes down, and current ventilation cooling structure effect is not good, the heat exchange is not abundant, it is few to go out the heat every time, and the structure coils complicacy, installation and cost of maintenance are high, and then the life of electric furnace has also been influenced.
Disclosure of Invention
An embodiment of the utility model provides a large-scale titanium slag fire-resistant stove bottom for solve among the prior art titanium slag stove bottom cooling effect poor, cooling body installation and the high technical problem of cost of maintenance.
An embodiment of the utility model provides a large-scale titanium sediment fire-resistant stove bottom, including fire-resistant stove bottom, the shaping has a plurality of heat dissipation chambeies in the fire-resistant stove bottom, be equipped with input tube and the output tube that is used for transmitting air current or coolant on the fire-resistant stove bottom side, be equipped with a plurality of connecting pipes that are used for being linked together all heat dissipation chambeies between input tube and the output tube, every two heat dissipation chambeies of connecting pipe intercommunication, input tube and output tube communicate a heat dissipation chamber respectively separately.
The working principle and the process are as follows:
cold air is input into the input pipe, and cold air flows sequentially enter each radiating cavity along the connecting pipes and are finally discharged from the output pipe, so that redundant heat is brought out, a good radiating effect is achieved, the radiating cavities are used for forming a heat exchange space, and hot air in the radiating cavities can be fully exchanged after the cold air flows enter or is brought away from the radiating cavities; when needs carry out waste heat utilization to the heat, can be to the intraductal input heat-conducting medium of input, pass each heat dissipation chamber in proper order, realize abundant heat exchange at the heat dissipation intracavity, later discharge from the output tube, utilize the waste heat through other devices, carry out waste heat recovery to the heat that heat-conducting medium carried, through the setting of above cooling structure, the cooling effect to the fire-resistant stove bottom has been strengthened, the life at fire-resistant stove bottom has been prolonged, and simple structure, it is more convenient to install and maintain, and the function is various, can use according to the demand.
Furthermore, the heat dissipation cavity is of a cylindrical structure, and a plurality of heat dissipation fins are arranged on the inner side wall of the heat dissipation cavity.
Due to the arrangement of the radiating fins, the contact area between the cold air flow and the cooling medium and the radiating cavity is increased, and heat exchange can be better performed.
Furthermore, a plurality of heat dissipation cavities are uniformly distributed at the bottom of the refractory furnace in a circumferential manner.
The circumference of the heat dissipation cavity is uniformly distributed at the bottom of the refractory furnace, so that the heat dissipation is more uniform, and the cooling effect is better.
Furthermore, a plurality of cylinders extending into the interior of the refractory furnace bottom are inserted into the outer bottom surface of the refractory furnace bottom, and each cylinder is provided with a heat dissipation hole communicated with the outer side surface of the refractory furnace bottom.
Through the louvre of seting up on the cylinder with outside intercommunication, can be quick pass through the louvre with the heat and discharge, realize and the heat exchange between the outside air, the cylinder plays the effect of heat conduction.
Furthermore, a silicon-magnesium type high-temperature resistant protective layer is laid on the inner bottom surface of the refractory furnace bottom.
Through the setting of the silicon-magnesium type high temperature resistant protective layer, the high temperature resistance of the fireproof furnace bottom can be further improved, and the service life of the fireproof furnace bottom is prolonged.
Furthermore, the inner bottom surface of the refractory furnace bottom is of a shallow arc structure with a central depression and peripheral bulges.
So set up, more be favorable to the heat of fire-resistant stove bottom to the effect at protection stove bottom that plays that can be better, make full use of the high temperature resistant effect of the high temperature resistant protective layer of silicon magnesium type.
To sum up, the utility model has the advantages that:
the utility model discloses an input cold wind in the input tube, cold wind air current enters into each heat dissipation intracavity in proper order along the connecting pipe to finally discharge from the output tube, take away unnecessary heat, play good radiating effect, the heat dissipation chamber is used for forming the heat transfer space, can fully dispel the hot air in the intracavity and realize exchanging after cold wind air current enters, or take away the hot air in the heat dissipation chamber from this heat dissipation chamber; when needs carry out waste heat utilization to the heat, can be to the intraductal input heat-conducting medium of input, pass each heat dissipation chamber in proper order, realize abundant heat exchange at the heat dissipation intracavity, later discharge from the output tube, utilize the waste heat through other devices, carry out waste heat recovery to the heat that heat-conducting medium carried, through the setting of above cooling structure, the cooling effect to the fire-resistant stove bottom has been strengthened, the life at fire-resistant stove bottom has been prolonged, and simple structure, it is more convenient to install and maintain, and the function is various, can use according to the demand.
Drawings
FIG. 1 is a main sectional view of the overall structure of the present invention;
fig. 2 is a bottom view of the overall structure of the present invention;
FIG. 3 is a cross-sectional view of the heat dissipation chamber of the present invention;
fig. 4 is a schematic structural diagram of the cylinder of the present invention.
In the figure: 1. a refractory hearth; 2. a heat dissipation cavity; 3. an input tube; 4. an output pipe; 5. a connecting pipe; 6. a heat dissipating fin; 7. a cylinder; 8. heat dissipation holes; 9. a high temperature resistant protective layer.
Detailed Description
Example 1:
as shown in figures 1-4, the large titanium slag refractory furnace bottom comprises a refractory furnace bottom 1, eight heat dissipation cavities 2 are formed in the refractory furnace bottom 1, an input pipe 3 and an output pipe 4 for transmitting air flow or cooling medium are arranged on the side surface of the refractory furnace bottom 1, a plurality of connecting pipes 5 for communicating all the heat dissipation cavities 2 are arranged between the input pipe 3 and the output pipe 4, each connecting pipe 5 is communicated with two heat dissipation cavities 2, and the input pipe 3 and the output pipe 4 are respectively communicated with one heat dissipation cavity 2.
The working principle and the process are as follows:
cold air is input into the input pipe 3, the cold air flow sequentially enters the heat dissipation cavities 2 along the connecting pipe 5 and is finally discharged from the output pipe 4, redundant heat is brought out, a good heat dissipation effect is achieved, the heat dissipation cavities 2 are used for forming a heat exchange space, hot air in the heat dissipation cavities 2 can be fully exchanged after the cold air flow enters, or the hot air in the heat dissipation cavities 2 is brought away from the heat dissipation cavities 2; when needs carry out waste heat utilization to the heat, can be to input heat-conducting medium in the input tube 3, pass each heat dissipation chamber 2 in proper order, realize abundant heat exchange in heat dissipation chamber 2, later discharge from output tube 4, utilize the waste heat through other devices, carry out waste heat recovery to the heat that heat-conducting medium carried, through the setting of above cooling structure, the cooling effect to fire-resistant stove bottom 1 has been strengthened, the life of fire-resistant stove bottom 1 has been prolonged, and simple structure, it is more convenient to install and maintain, and the function is various, can use according to the demand.
In another embodiment of the present invention, as shown in fig. 1 and 3, eight heat dissipation cavities 2 are cylindrical structures, and the inner side walls of the heat dissipation cavities 2 are provided with a plurality of heat dissipation fins 6.
Due to the arrangement of the radiating fins 6, the contact area between the cold air flow and the cooling medium and the radiating cavity 2 is increased, and heat exchange can be better carried out.
In another embodiment of the present invention, as shown in fig. 2, a plurality of heat dissipation cavities 2 are circumferentially and uniformly distributed on the bottom 1 of the refractory furnace.
The heat dissipation cavities 2 are circumferentially and uniformly distributed at the refractory furnace bottom 1, so that heat dissipation is more uniform, and the cooling effect is better.
In another embodiment of the present invention, as shown in fig. 1 and 2 and fig. 4, a plurality of cylinders 7 extending into the refractory furnace bottom 1 are inserted into the outer bottom surface of the refractory furnace bottom 1, and each cylinder 7 is provided with a heat dissipation hole 8 communicated with the outer side surface of the refractory furnace bottom 1.
Through the louvre 8 with outside intercommunication of seting up on the cylinder 7, can be quick pass through louvre 8 with the heat and discharge, realize with the heat exchange between the outside air, cylinder 7 plays the effect of heat conduction.
In another embodiment of the present invention, as shown in fig. 1, a silicon-magnesium type high temperature resistant protective layer 9 is laid on the inner bottom surface of the refractory furnace bottom 1.
Through the setting of the silicon-magnesium type high temperature resistant protective layer 9, the high temperature resistance of the fireproof furnace bottom 1 can be further improved, and the service life of the fireproof furnace bottom 1 is prolonged.
In another embodiment of the present invention, as shown in fig. 1, the inner bottom surface of the refractory furnace bottom 1 is a shallow arc structure with a central depression and a peripheral bulge.
So set up, more be favorable to the heat of refractory furnace bottom 1 to the effect at the bottom of the protection stove that plays that can be better, make full use of to the high temperature resistant effect of the high temperature resistant protective layer 9 of silicon magnesium type.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a large-scale titanium sediment fire-resistant stove bottom, its characterized in that, includes fire-resistant stove bottom, the shaping has a plurality of heat dissipation chambeies in the fire-resistant stove bottom, be equipped with input tube and the output tube that is used for transmitting air current or coolant on the fire-resistant stove bottom side, be equipped with a plurality of connecting pipes that are used for being linked together all heat dissipation chambeies between input tube and the output tube, every the connecting pipe communicates two heat dissipation chambeies, input tube and output tube communicate a heat dissipation chamber respectively.
2. The large titanium slag refractory furnace bottom according to claim 1, wherein the heat dissipation chamber is of a cylindrical structure, and a plurality of heat dissipation fins are arranged on the inner side wall of the heat dissipation chamber.
3. The large titanium slag refractory hearth according to claim 2, wherein a plurality of said heat dissipation chambers are circumferentially and uniformly distributed in the refractory hearth.
4. The large titanium slag refractory furnace bottom according to claim 1, wherein a plurality of cylinders extending into the refractory furnace bottom are inserted into the outer bottom surface of the refractory furnace bottom, and each cylinder is provided with a heat dissipation hole communicated with the outer side surface of the refractory furnace bottom.
5. The large titanium slag refractory furnace bottom according to claim 1, characterized in that a silicon-magnesium type high temperature resistant protective layer is laid on the inner bottom surface of the refractory furnace bottom.
6. The large titanium slag refractory furnace bottom according to claim 5, characterized in that the inner bottom surface of said refractory furnace bottom is a shallow arc structure with a central depression and a peripheral bulge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565065.3U CN218210762U (en) | 2022-09-27 | 2022-09-27 | Large titanium slag refractory furnace bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565065.3U CN218210762U (en) | 2022-09-27 | 2022-09-27 | Large titanium slag refractory furnace bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218210762U true CN218210762U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222565065.3U Active CN218210762U (en) | 2022-09-27 | 2022-09-27 | Large titanium slag refractory furnace bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218210762U (en) |
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2022
- 2022-09-27 CN CN202222565065.3U patent/CN218210762U/en active Active
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