CN215413090U - Novel anthracite electric heating furnace - Google Patents
Novel anthracite electric heating furnace Download PDFInfo
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- CN215413090U CN215413090U CN202122177258.7U CN202122177258U CN215413090U CN 215413090 U CN215413090 U CN 215413090U CN 202122177258 U CN202122177258 U CN 202122177258U CN 215413090 U CN215413090 U CN 215413090U
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Abstract
The utility model discloses a novel anthracite electric heating furnace, and relates to the technical field of anthracite electric heating furnaces. The anthracite electric heating furnace comprises a furnace body, wherein a reaction chamber which is opened up and down is arranged inside the furnace body, a furnace cover is arranged at the top of the furnace body, and a feeding hole and a vent hole are formed in the furnace cover; the reaction chamber sequentially comprises a heating chamber and a heat preservation chamber from top to bottom; the furnace cover is provided with a cylindrical positive electrode extending into the heating chamber, the heat preservation chamber is internally provided with an annular conductive connecting part adjacent to the heating chamber, the conductive connecting part is connected with a negative electrode in a matching manner, and the conductive connecting part and the positive electrode are coaxially arranged. The electric field between the positive electrode and the negative electrode forms a cylinder shape, the cylindrical electric field enables the current to be more fully contacted with the material, and the mode has the advantages of concentrating the heat of the calcined material, uniformly heating, enabling each calcined material to have consistent calcining time, effectively improving the yield and quality of the calcined material and further improving the heating efficiency.
Description
Technical Field
The utility model relates to the technical field of anthracite electric heating furnaces, in particular to a novel anthracite electric heating furnace.
Background
The carbon atoms of the carbon material are irregularly arranged, and the carbon atoms are recrystallized and rearranged in order only through high-temperature heat treatment at 2200-2600 ℃, so that the carbon material can present a graphite crystal structure, thereby having many excellent performances of graphite, such as obviously improving electrical conductivity and thermal conductivity, better chemical and thermal stability, reducing impurities, reducing hardness, being easier for mechanical processing and the like.
The heating current of the existing anthracite electric heating furnace is not uniform enough when the materials are heated and flow, the heating efficiency is not high and the heat energy loss is serious.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel anthracite electric heating furnace, which can ensure that heating current in the anthracite electric heating furnace uniformly passes through materials, improve the heating efficiency and reduce the energy consumption.
In order to achieve the purpose, the utility model provides the following technical scheme: a novel anthracite electric heating furnace comprises a furnace body, wherein a reaction chamber which is opened up and down is arranged inside the furnace body, a furnace cover is arranged at the top of the furnace body, and a feeding hole and a ventilation hole are formed in the furnace cover;
the reaction chamber sequentially comprises a heating chamber and a heat preservation chamber from top to bottom;
the furnace cover is provided with a cylindrical positive electrode extending into the heating chamber, an annular conductive connecting part is arranged in the heat preservation chamber and adjacent to the heating chamber, the conductive connecting part is connected with a negative electrode in a matched mode, and the conductive connecting part and the positive electrode are arranged coaxially.
Preferably, the negative electrode penetrates through the side wall of the furnace body and extends out of the furnace body.
Preferably, the heat preservation chamber is arranged into a columnar structure, and the conductive connecting part is tightly attached to the inner wall of the furnace body around the heat preservation chamber.
Preferably, the cross-sectional area of the heating chamber is larger than the cross-sectional area of the holding chamber.
Preferably, an outer wall is arranged on the outer side surface of the furnace body.
Preferably, the heating chamber is funnel-shaped, the positive electrode and the heating chamber are coaxially arranged, the feeding holes are formed in a plurality and are uniformly arranged on the furnace cover by taking the positive electrode as an axis, and the feeding holes are formed in the same circumference of the furnace cover far away from the positive electrode.
Preferably, the vent hole is located between the feeding hole and the positive electrode.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the electric field between the positive electrode and the negative electrode forms a cylindrical shape, the cylindrical electric field enables the current to be more fully contacted with the material, and the mode has the advantages that the heat of the calcined material is concentrated and the calcined material is uniformly heated, and the calcination time of each calcined material is consistent, so that the yield and the quality of the calcined material can be effectively improved, and the heating efficiency is improved.
2. According to the utility model, the conductive connecting part is tightly attached to the wall of the furnace body around the heat preservation chamber, so that the negative electrode is more tightly connected with the furnace body, and cracks caused by long-time calcination are avoided, thereby preventing the graphite negative electrode from being broken due to oxidation caused by external air.
3. According to the utility model, the cross-sectional area of the heating chamber is larger than that of the heat preservation chamber, so that the carbon material can be in the heating chamber for more time, the material is heated more sufficiently, the heating efficiency is improved, and meanwhile, the falling speed of the heat preservation chamber is slower, and the loss of heat energy is reduced.
4. According to the utility model, the material thrown into the feeding hole can not directly contact with the positive electrode, and can be heated in a centralized manner only after the material slides to the material pile below along the inner wall of the heating chamber, so that the current is more centralized, and the heating efficiency is higher.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure:
1-furnace body, 11-heating chamber, 12-heat-insulating chamber,
2-furnace cover, 21-feeding hole, 22-ventilating hole,
31-positive electrode, 32-negative electrode, 321-conductive connection,
4-outer wall.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1, a novel anthracite electric heating furnace comprises a furnace body 1, wherein a reaction chamber which is opened up and down is arranged inside the furnace body 1, a furnace cover 2 is arranged at the top of the furnace body 1, and a feeding hole 21 and a vent hole 22 are arranged on the furnace cover 2.
The furnace cover 2 is provided with a positive electrode 31 which penetrates through the furnace cover 2 and extends to the inside of the reaction chamber, one side of the lower part of the furnace body 1 is provided with a negative electrode 32 which penetrates through the furnace body 1 and extends to the inside of the reaction chamber, the positive electrode 31 is connected with a positive electrode copper plate of the furnace front transformer, and the negative electrode 32 is connected with a negative electrode copper plate of the furnace front transformer. As a specific embodiment, a first avoidance hole (not shown) is formed in the center of the furnace cover 2 for the positive electrode 31 to pass through, and the positive electrode 31 extends into the reaction chamber through the first avoidance hole; a second avoidance hole (not marked in the figure) for the negative electrode 32 to pass through is formed in one side of the lower portion of the furnace body 1 in a penetrating mode, and the negative electrode 32 extends into the reaction chamber through the second avoidance hole.
The reaction chamber sequentially comprises a heating chamber 11 and a heat preservation chamber 12 from top to bottom, preferably, the positive electrode 31 is arranged in a cylindrical shape and is located in the heating chamber 11, an annular conductive connecting part 321 is arranged in the heat preservation chamber 12 and is adjacent to the heating chamber 11, and the conductive connecting part 321 is electrically connected with the negative electrode 32 and is coaxially arranged with the positive electrode 31. Thus, when the positive electrode 31 and the negative electrode 32 are discharged, the electric field between the positive electrode 104 and the conductive connecting part 321 forms a cylindrical shape, the cylindrical electric field enables the current to be more fully contacted with the material, and the mode has the advantages of concentrating the heat of the calcined material, uniformly heating, enabling each calcined material to have consistent calcining time, effectively improving the yield and quality of the calcined material, and further improving the heating efficiency.
Preferably, the heat preservation chamber 12 is arranged in a columnar structure, and the conductive connecting part 321 is tightly attached to the wall of the furnace body around the heat preservation chamber 12, so that the negative electrode 32 is more tightly connected with the furnace body 1, and cracks caused by long-time calcination are avoided, thereby avoiding the graphite negative electrode from being broken due to oxidation caused by external air entering.
Preferably, a cylindrical electric field is formed between the positive electrode 31 and the negative electrode 32 by a direct current transmission method. The direct current has a more stable electric field than the alternating current, and the current between the positive electrode 31 and the negative electrode 32 is more stable, thereby making the heating efficiency higher.
Preferably, the cross-sectional area of the heating chamber 11 is larger than the cross-sectional area of the heat preservation chamber 12 (the cross-sectional areas mentioned above are all projections of objects or empty chambers in the vertical direction), so that the carbon material can be in the heating chamber 11 for a longer time, the material can be heated more sufficiently, the heating efficiency is improved, and meanwhile, the falling speed of the heat preservation chamber 12 of the carbon material is slower, and the loss of heat energy is reduced.
Preferably, the furnace body 1 is made of refractory materials, the outer side surface of the furnace body 1 is provided with an outer wall 4, the outer wall 4 is a protective sleeve made of stainless steel and used for protecting the furnace body 1, and the outer wall 4 wraps the furnace body 1 along the circumferential surface of the furnace body 1 to form a good protection for the furnace body 1. The heat preservation effect of the novel anthracite electric heating furnace can be further enhanced by matching the outer wall 4 with the heat preservation refractory material of the furnace body 1. It should be noted that the shape of the furnace body 1 can be set according to actual needs, and can be cylindrical, polygonal, conical, etc., and the shape of the outer wall 4 is determined according to the shape of the furnace body 1.
Preferably, the heating chamber 11 is funnel-shaped, the positive electrode 31 and the heating chamber 11 are coaxially arranged, the plurality of feeding holes 21 are formed and are uniformly arranged on the furnace cover 2 by taking the positive electrode 31 as an axis, and the feeding holes 21 are formed on the same circumference of the furnace cover 2 far away from the positive electrode 31. Therefore, the material fed from the feeding hole 21 does not directly contact with the positive electrode 31, and can be heated in a centralized manner only after the material slides to the material pile below along the inner wall of the heating chamber 11, so that the current is more centralized, and the heating efficiency is higher.
Preferably, the vent 22 is located between the feeding hole 21 and the positive electrode 31. The vent hole 22 is arranged between the feeding hole 21 and the positive electrode 31, so that the material can not be close to the positive electrode 31 during air exhaust, and the heating efficiency is not influenced.
Of course, the novel anthracite electric heating furnace should also comprise a cooling device and a discharging device, wherein the cooling device is positioned below the heat preservation chamber 12, and the discharging device is positioned below the cooling device. The material is finally cooled in a cooling area after being heated and insulated, and then is discharged out of the furnace body through a discharging device. The cooling device and the discharging device are all in the prior art, and are not described in detail herein.
The working principle is as follows: when the furnace is used, the positive electrode 31 is connected with the positive electrode copper plate of the furnace transformer, the negative electrode 32 is connected with the negative electrode copper plate of the furnace transformer, materials are added into the heating chamber 11 from the feeding hole 21 after the materials are electrified, and when the materials enable the positive electrode 31 to be simultaneously contacted with the conductive connecting part 321, a closed loop is formed between the positive electrode 31 and the negative electrode 32, and the materials are heated through the current of the materials. The positive electrode 31 is arranged in a cylindrical shape, the conductive connecting part 321 is annular, and the conductive connecting part 321 and the positive electrode 31 are coaxially arranged, so that when the positive electrode 31 and the negative electrode 32 discharge, an electric field between the positive electrode 104 and the conductive connecting part 321 forms a cylindrical shape, the cylindrical electric field enables current to be more fully contacted with materials, and the mode has the advantages of enabling the heat of a calcined material to be concentrated and heated uniformly, enabling each calcined material to be uniform, enabling the calcining time to be consistent, effectively improving the yield and quality of the calcined material, and further enabling the heating efficiency to be improved. The cross-sectional area of the heating chamber 11 is larger than that of the heat preservation chamber 12, so that the carbon material can be in the heating chamber 11 for more time, the material is heated more fully, the heating efficiency is improved, and meanwhile, the falling speed of the heat preservation chamber 12 is slower, and the loss of heat energy is reduced.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A novel anthracite electric heating furnace is characterized in that: the furnace comprises a furnace body, wherein a reaction chamber which is opened up and down is arranged in the furnace body, a furnace cover is arranged at the top of the furnace body, and a feeding hole and a vent hole are formed in the furnace cover;
the reaction chamber sequentially comprises a heating chamber and a heat preservation chamber from top to bottom;
the furnace cover is provided with a cylindrical positive electrode extending into the heating chamber, an annular conductive connecting part is arranged in the heat preservation chamber and adjacent to the heating chamber, the conductive connecting part is connected with a negative electrode in a matched mode, and the conductive connecting part and the positive electrode are arranged coaxially.
2. The novel anthracite electric heating furnace as set forth in claim 1, characterized in that: the negative electrode penetrates through the side wall of the furnace body and extends out of the outer side of the furnace body.
3. The novel anthracite electric heating furnace as set forth in claim 1, characterized in that: the heat preservation chamber is arranged into a columnar structure, and the conductive connecting part is tightly attached to the inner wall of the furnace body around the heat preservation chamber.
4. The novel anthracite electric heating furnace as set forth in claim 1, characterized in that: the cross-sectional area of the heating chamber is larger than that of the heat preservation chamber.
5. The novel anthracite electric heating furnace as set forth in claim 1, characterized in that: and an outer wall is arranged on the outer side surface of the furnace body.
6. The novel anthracite electric heating furnace as set forth in claim 1, characterized in that: the heating chamber is funnel-shaped, the positive electrode and the heating chamber are coaxially arranged, the feeding holes are formed in a plurality of numbers and are uniformly arranged on the furnace cover by taking the positive electrode as an axis, and the feeding holes are formed in the same circumference of the furnace cover far away from the positive electrode.
7. The novel anthracite electric heating furnace as set forth in claim 1, characterized in that: the vent hole is positioned between the feeding hole and the positive electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122177258.7U CN215413090U (en) | 2021-09-09 | 2021-09-09 | Novel anthracite electric heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122177258.7U CN215413090U (en) | 2021-09-09 | 2021-09-09 | Novel anthracite electric heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215413090U true CN215413090U (en) | 2022-01-04 |
Family
ID=79665383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122177258.7U Active CN215413090U (en) | 2021-09-09 | 2021-09-09 | Novel anthracite electric heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215413090U (en) |
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2021
- 2021-09-09 CN CN202122177258.7U patent/CN215413090U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230918 Address after: 400 Wuling Road, Pingyin County, Jinan City, Shandong Province, 250000 Patentee after: Jinan Qingtao Engineering Design Co.,Ltd. Address before: 250402 Xiaozhi Industrial Park, Pingyin County, Jinan City, Shandong Province Patentee before: Jinan Hairun Carbon Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |