CN220304259U - Calcium carbide furnace liquid outlet structure - Google Patents
Calcium carbide furnace liquid outlet structure Download PDFInfo
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- CN220304259U CN220304259U CN202321850775.9U CN202321850775U CN220304259U CN 220304259 U CN220304259 U CN 220304259U CN 202321850775 U CN202321850775 U CN 202321850775U CN 220304259 U CN220304259 U CN 220304259U
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- brick
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- liquid outlet
- arch
- corundum
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- 239000007788 liquid Substances 0.000 title claims abstract description 41
- 239000005997 Calcium carbide Substances 0.000 title claims abstract description 24
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000011449 brick Substances 0.000 claims abstract description 136
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 41
- 239000010431 corundum Substances 0.000 claims abstract description 41
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 7
- 239000003610 charcoal Substances 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000007767 bonding agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model relates to the technical field of calcium carbide furnaces, in particular to a calcium carbide furnace liquid outlet structure, which comprises a furnace body liquid outlet wall, wherein a furnace hole is formed in the furnace body liquid outlet wall, a cold ramming paste layer is arranged at the bottom of the furnace hole, a carbon brick layer is arranged below the cold ramming paste layer, a plurality of corundum brick layers are arranged below the carbon brick layer, a plurality of corundum brick layers are arranged on two sides of the furnace hole, supporting bricks are arranged above the furnace hole, the supporting bricks are arranged above the corundum brick layers on two sides of the furnace hole in a crossing manner, bearing bricks are arranged above the supporting bricks, the lower surface of each bearing brick is attached to the supporting bricks, the upper surface of each bearing brick is semicircular, the upper surface and the lower surface of each arch layer are attached to the upper surface of each bearing brick, a plurality of corundum brick layers are arranged on the left side and the right side and the upper side of each arch layer, and two ends of each arch layer are attached to the corundum brick layers on the corresponding sides of the supporting bricks. The utility model discloses a can make furnace body liquid outlet structural performance stable.
Description
Technical Field
The utility model relates to the technical field of calcium carbide furnaces, in particular to a calcium carbide furnace liquid outlet structure.
Background
The calcium carbide furnace is a main device for producing calcium carbide, furnace charges are melted and reacted to generate calcium carbide due to high temperature emitted by an electric arc in the calcium carbide furnace, a furnace door is an important part of the calcium carbide furnace, a liquid outlet (also called a furnace hole) is formed in a wall where the furnace door is positioned, and when the calcium carbide molten liquid in the furnace reaches a certain capacity, the molten liquid flows out of the furnace body through the liquid outlet; because the reaction temperature in the furnace is higher than 2000 ℃, the furnace door is usually made of high-temperature resistant materials, and when the calcium carbide furnace door is built, high-alumina and corundum castable materials are usually directly poured above or below the liquid outlet in order to improve the integrity of the furnace door.
The chinese patent document with publication number CN214950619U discloses a 81000KVA carbide furnace structure, which comprises a furnace body, furnace body one side is equipped with the furnace gate mounting hole, furnace gate mounting hole bottom is provided with the bottom support brick, bottom support brick upper berth is equipped with the bottom furnace gate brick, the upper end of bottom furnace gate brick is provided with the arc and goes up the silo, the upper end both ends both sides of bottom furnace gate brick all are fixed with the side brick, a plurality of side bricks are located the both sides of arc and go up the silo, the furnace gate support brick has been laid to the upper end of side brick, the top furnace gate brick has been laid to the upper end of furnace gate support brick, the top of top support brick has been laid the top of furnace gate mounting hole between pour high-strength high-alumina casting material, pack corundum casting material between asbestos board and the high-alumina brick of furnace body bottom inclined plane department.
Aiming at the related technology, the applicant considers that in the related technology, the structures of filling castable are adopted above and below the mounting hole of the furnace door, the ceramic structure of sintered products is not arranged among particles of the castable, the structural performance of the castable after molding is greatly influenced by a bonding agent, the addition of the bonding agent can influence the high-temperature performance, the compactness, the compressive strength and other performances of the pouring structure, the construction sequence, the raw material proportion and the quality requirement of the pouring structure on the pouring material are higher, the casting construction risk is higher, the unstable performance of the pouring structure after molding is easily caused, and the service life of the furnace door is further influenced.
Disclosure of Invention
The utility model aims to provide a calcium carbide furnace liquid outlet structure, which is convenient for the stability of the calcium carbide furnace liquid outlet structure after construction and forming, and further prolongs the service life of the calcium carbide furnace liquid outlet structure.
The utility model is realized by the following technical scheme:
the utility model provides a carbide stove liquid outlet structure, includes furnace body goes out the liquid wall, furnace body goes out the liquid wall and has seted up the furnace eye, the bottom of furnace eye is provided with cold ramming the layer of pasting, cold ramming the layer below of pasting is provided with the charcoal brick layer, the carbon brick layer below is provided with the multilayer corundum brick layer, the both sides on furnace eye, cold ramming layer and charcoal brick layer all are provided with the multilayer corundum brick layer, the top of furnace eye is provided with the supporting brick, the supporting brick strides the corundum brick layer top of establishing in the furnace eye both sides, the top of supporting brick is provided with the supporting brick, the lower surface of supporting brick is laminated mutually with the supporting brick, the upper surface is semicircle arc, the both sides of supporting brick all are provided with the multilayer corundum brick layer, the upper surface of arch layer and the upper surface of carrying brick laminating mutually, the left and right sides and the top on arch layer all are provided with the multilayer corundum brick layer, the both ends of arch layer all correspond the laminating with the supporting brick layer of the corresponding side of supporting brick.
Further, the carbon brick layer is provided with an upper layer and a lower layer.
Further, the arch layer includes arch upper strata and arch lower floor, arch upper strata and arch lower floor all include arc surface and lower arc surface, just the lower arc surface on arch upper strata is laminated with the last arc surface on arch lower floor mutually.
Further, the arched upper layer and the arched lower layer both comprise a plurality of arc bricks, and the arc bricks are made of corundum.
Further, a positioning part is arranged on the side surface of the bottom of the support brick.
Further, the supporting bricks and the bearing bricks are the same as corundum bricks.
Further, the corundum brick layer is formed by horizontally combining a plurality of corundum bricks.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
in this scheme, replace pouring structure with carbon brick, corundum brick, reduced the unstable risk of performance after the liquid outlet structure is built and takes shape, and stove eye top is provided with two-layer arch layer, the ability of bearing the load of the structure of the reinforcing stove eye top of being convenient for is favorable to the stability of liquid outlet structure performance.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model.
In the drawings:
FIG. 1 is a schematic structural diagram of embodiment 1 of the present utility model;
fig. 2 is a schematic structural diagram of embodiment 2 of the present utility model.
In the drawings, the reference numerals and corresponding part names:
1. a furnace hole; 2. cold stamping the paste layer; 3. a carbon brick layer; 4. a corundum brick layer; 5. a support brick; 6. carrying bricks; 7. an arched upper layer; 8. an arched lower layer; 9. connecting bricks; 10. positioning the bulge; 11. and positioning grooves.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model. It should be noted that the present utility model is already in a practical development and use stage.
Example 1
Referring to a calcium carbide furnace liquid outlet structure, referring to fig. 1, the calcium carbide furnace liquid outlet structure comprises a furnace body liquid outlet wall, a furnace hole 1 is formed in the furnace body liquid outlet wall, a cold ramming paste layer 2 is arranged at the bottom of the furnace hole 1, a carbon brick layer 3 is arranged below the cold ramming paste layer 2, an upper layer and a lower layer are arranged on the carbon brick layer 3, a plurality of layers of corundum brick layers 4 are arranged below the carbon brick layer, a plurality of layers of corundum brick layers 4 are arranged on the furnace hole 1, supporting bricks 5 are arranged above the corundum brick layers 4 on the two sides of the furnace hole 1, a bearing brick 6 is arranged above the supporting bricks 5, the lower surface of the bearing brick 6 is attached to the supporting bricks 5, the upper surface of the bearing brick 6 is in a semicircular arc shape, the two sides of the supporting brick 5 are all provided with a plurality of corundum brick layers 4, the lower surface of the bearing brick 6 is closely attached to the upper surface of the bearing brick 6, the left side and the right side of the bearing brick 6 and the upper side of the bearing brick layer are all provided with an arched brick layer 4 corresponding to the supporting brick layer 4; the carbon brick has good thermal stability, low thermal expansion coefficient, high temperature resistance, good erosion resistance of the corundum brick, good load bearing capacity of the arched layer, and is beneficial to enhancing the overall stability of the liquid outlet structure and prolonging the service life of the liquid outlet structure.
As a preferred embodiment, referring to fig. 1, the arch layer includes an arch upper layer 7 and an arch lower layer 8, the arch upper layer 7 and the arch lower layer 8 both include an upper arc surface and a lower arc surface, and the lower arc surface of the arch upper layer 7 is attached to the upper arc surface of the arch lower layer 8, and the combination of the arch upper layer 7 and the arch lower layer 8 is beneficial to dispersing the load born by the supporting brick 5 and the bearing brick 6, so as to improve the stability of the liquid outlet structure and reduce the collapse risk of the furnace hole 1; a plurality of connecting bricks 9 are arranged between the upper arc surface of the arch-shaped upper layer 7 and the corundum brick layer 4, the side surfaces of the plurality of connecting bricks 9, which are abutted against the upper arc surface of the arch-shaped upper layer 7, are arc surfaces, two sides of the plurality of connecting bricks 9 form a step, the highest point of the step is positioned above the top point of the arch-shaped layer, each step of the step is lapped with one corundum brick layer 4, and the corundum brick layer 4 and the arch-shaped layer are tightly attached through the plurality of connecting bricks 9.
As a preferred implementation, referring to fig. 1, the arch upper layer 7 and the arch lower layer 8 all comprise a plurality of arc bricks, so that the arch upper layer 7 and the arch lower layer 8 are conveniently built, and the corresponding size of the arch upper layer 7 and the arch lower layer 8 is conveniently changed by changing the relevant size parameters of the arc bricks, the arc bricks are made of corundum, the corundum layers 4 above and on the two sides of the arch layers are made of the same corundum, so that the performance of the liquid outlet wall body of the furnace body is conveniently unified.
As a preferred embodiment, referring to fig. 1, a positioning protrusion 10 is disposed at a middle position of a bottom side surface of a support brick 5, the positioning protrusion 10 may be determined during manufacturing of a mold, or may be formed by cutting the support brick 5, so that the positioning protrusion 10 of the support brick 5 is conveniently clamped and fixed by a support member when a liquid outlet wall of a furnace body is built, and positioning of the support brick 5 is further achieved.
As a preferred embodiment, referring to fig. 1, the supporting brick 5 and the carrying brick 6 are made of the same material as corundum bricks, so as to facilitate the uniformity of the performance of each part of the liquid outlet wall body of the furnace body.
As a preferred embodiment, referring to fig. 1, the corundum brick layer 4 is formed by horizontally combining a plurality of corundum bricks, that is, the corundum brick layer 4 is in a horizontal layered structure, so that the performance of each part of the liquid outlet wall of the furnace body is consistent.
Example 2
The difference between this embodiment and embodiment 1 is that in this embodiment, referring to fig. 2, a positioning groove 11 is provided in the middle position of the bottom side surface of the support brick 5, and when the liquid wall of the furnace body is built, the support member is extended into the positioning groove 11 of the support brick 5, so as to fix the support brick 5.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a carbide stove liquid outlet structure, includes furnace body liquid outlet wall, furnace eye (1), its characterized in that have been seted up on the furnace body liquid outlet wall: the bottom of stove eye (1) is provided with cold ramming layer (2), cold ramming layer (2) below is provided with charcoal brick layer (3), charcoal brick layer below is provided with multilayer corundum brick layer (4), the both sides on stove eye (1), cold ramming layer (2) and charcoal brick layer (3) all are provided with multilayer corundum brick layer (4), the top on stove eye (1) is provided with supporting brick (5), supporting brick (5) stride to establish in corundum brick layer (4) top on stove eye (1) both sides, the top of supporting brick (5) is provided with and bears brick (6), the lower surface of bearing brick (6) is laminated mutually with supporting brick (5), the upper surface is semicircle arc, the both sides of supporting brick (5) all are provided with multilayer corundum brick layer (4), the top on supporting brick (6) all is semicircle arc, the lower surface on arch layer is laminated mutually with supporting brick layer (4) both sides of supporting brick (4), the both sides of arch layer (6) are laminated mutually.
2. The calcium carbide furnace liquid outlet structure according to claim 1, wherein: the carbon brick layer (3) is provided with an upper layer and a lower layer.
3. The calcium carbide furnace liquid outlet structure according to claim 1, wherein: the arch layer includes arch upper strata (7) and arch lower floor (8), arch upper strata (7) and arch lower floor (8) all include arc surface and lower arc surface, just the lower arc surface of arch upper strata (7) is laminated with the last arc surface of arch lower floor (8) mutually.
4. A calcium carbide furnace liquid outlet structure according to claim 3, wherein: the arch upper layer (7) and the arch lower layer (8) comprise a plurality of arc bricks, and the arc bricks are made of corundum.
5. The calcium carbide furnace liquid outlet structure according to claim 1, wherein: the side surface of the bottom of the supporting brick (5) is provided with a positioning part.
6. The calcium carbide furnace liquid outlet structure according to claim 1, wherein: the supporting bricks (5) and the bearing bricks (6) are made of the same materials as corundum bricks.
7. The calcium carbide furnace liquid outlet structure according to any one of claims 1 to 6, wherein: the corundum brick layer (4) is formed by horizontally combining a plurality of corundum bricks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321850775.9U CN220304259U (en) | 2023-07-14 | 2023-07-14 | Calcium carbide furnace liquid outlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321850775.9U CN220304259U (en) | 2023-07-14 | 2023-07-14 | Calcium carbide furnace liquid outlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220304259U true CN220304259U (en) | 2024-01-05 |
Family
ID=89345678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321850775.9U Active CN220304259U (en) | 2023-07-14 | 2023-07-14 | Calcium carbide furnace liquid outlet structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220304259U (en) |
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2023
- 2023-07-14 CN CN202321850775.9U patent/CN220304259U/en active Active
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