CN221005946U - Furnace surface block of prebaked anode roasting furnace - Google Patents
Furnace surface block of prebaked anode roasting furnace Download PDFInfo
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- CN221005946U CN221005946U CN202323036880.1U CN202323036880U CN221005946U CN 221005946 U CN221005946 U CN 221005946U CN 202323036880 U CN202323036880 U CN 202323036880U CN 221005946 U CN221005946 U CN 221005946U
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- prebaked anode
- face block
- furnace
- working body
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- 230000001012 protector Effects 0.000 claims abstract description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 239000011324 bead Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular 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
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
In the furnace face block of the prebaked anode roasting furnace, the working body is of a block structure with a protruding part extending upwards, the heat-resistant body is fixed on the upper surface of the block structure, the upper surface of the heat-resistant body is flush with the top of the protruding part, at least one vertical dowel bar is vertically connected with the working body and the heat-resistant body to form an integral component with the working body and the heat-resistant body, the heat dissipation holes vertically penetrate through the protruding part to penetrate through the upper surface and the lower surface of the integral component, the leveling grooves are uniformly arranged on the lower surface of the working body, and the corner protectors are arranged at the corners of the heat-resistant body. The furnace face block of the prebaked anode roasting furnace has high strength, light weight, long service life and reduced labor intensity of replacement construction.
Description
Technical Field
The utility model relates to the technical field of anode roasting furnaces for electrolytic aluminum, in particular to a furnace surface block of a prebaked anode roasting furnace.
Background
The flame system of the prebaked anode roasting furnace in the prior art is in a vertically turned-back structural form, a fire channel peripheral wall is manufactured by a refractory material manufacturer according to the needs to form a shaped refractory converter, a furnace face block is integrally completed by the refractory material manufacturer in a customized mode and is arranged at the uppermost end of the fire channel wall, the integral and stable effects are achieved on the whole fire channel wall, the furnace face block is subjected to a fire facing surface of the turned-back flame system in the production process and bears a circulating process from high temperature to normal temperature for a long time, the furnace body is deformed, so that uneven stress of the furnace face block generates longitudinal and transverse irregular cracks, a large amount of heat is dissipated at the top of the furnace face block, and the environment in a workshop is deteriorated. The furnace body maintenance needs to drive to clamp up and reset the furnace surface blocks, and the weight of the furnace surface blocks directly influences the replacement efficiency.
The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of utility model
The utility model aims to provide a furnace face block of a prebaked anode roasting furnace, which has the advantages of improving the heat preservation and insulation performance of the furnace face block, reducing energy consumption, improving the environment temperature and reducing the labor intensity of replacement.
In order to achieve the above object, the present utility model provides the following technical solutions:
The furnace face block of the prebaked anode roasting furnace of the utility model comprises,
A working body which is a block structure with an upward extending protruding part,
A heat-resistant body fixed on the upper surface of the block structure, the upper surface of the heat-resistant body is flush with the top of the protruding part,
At least one vertical dowel bar vertically connecting the working body and the heat-resistant body to form the working body and the heat-resistant body into an integral member,
A heat radiation hole vertically penetrating through the boss to penetrate through the upper and lower surfaces of the integral member,
A plurality of leveling grooves uniformly arranged on the lower surface of the working body,
And the plurality of corner protectors are arranged at the corners of the heat-resistant body.
In the furnace face block of the prebaked anode baking furnace, the heat dissipation holes comprise upper holes with a first diameter and lower holes extending downwards from the bottoms of the upper holes, and the lower holes have a second diameter smaller than the first diameter.
In the furnace face block of the prebaked anode roasting furnace, the upper hole and the lower hole are coaxial.
In the furnace face block of the prebaked anode roasting furnace, the thickness of the working body is smaller than that of the heat-resistant body.
In the furnace face block of the prebaked anode roasting furnace, the thickness of the working body is one third of the thickness of the integral component, the thickness of the heat resisting body is two thirds of the thickness of the integral component, and the thickness of the protruding part is the thickness of the integral component.
In the furnace face block of the prebaked anode roasting furnace, reinforcing steel bar meshes are arranged in the working body and the heat-resistant body, and two layers of reinforcing steel bar meshes which are adjacent up and down are connected with each other.
In the furnace face block of the prebaked anode roasting furnace, the corner protector comprises anchoring ribs.
In the furnace face block of the prebaked anode roasting furnace, the thickness of the working body is at least 120mm.
In the furnace face block of the prebaked anode roasting furnace, the distance between the upper and lower reinforcing steel bar meshes in the heat-resistant body is 200mm, and the distance between the upper and lower reinforcing steel bar meshes in the working body is 100mm.
In the furnace face block of the prebaked anode roasting furnace, the leveling groove is of an arc-shaped structure, and the maximum depth of the leveling groove is 16mm.
In the technical scheme, the furnace surface block of the prebaked anode roasting furnace provided by the utility model has the following beneficial effects: the lower part of the furnace surface block of the prebaked anode roasting furnace is a working body, the upper part is a heat-resistant body, the working body of the lower part can resist high temperature and high strength, the upper heat-resistant body can be effectively protected, the heat-resistant body of the upper part ensures full utilization of fuel, energy conservation is realized, heat dissipation is prevented, the temperature of the furnace surface block is greatly reduced, and the working environment is improved; the upper part and the lower part are connected into a whole by a heat-resistant vertical dowel bar to realize the aim of high overall strength, thereby solving the problems of deformation and crack caused by different expansion amounts, poor shrinkage amount and the like; the upper half part adopts the light heat-resistant body, the overall weight is reduced by 25% -30% compared with the prior art, the labor intensity of daily maintenance of the furnace body, which is required to remove and install the furnace face blocks, is saved, and the heat-resistant body has the characteristics of high strength, light weight, excellent heat-preserving performance, environment temperature improvement and simple construction.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view showing the structure of a face block of a prebaked-anode baking furnace according to the present utility model.
FIG. 2 is a schematic top view of the face block of the prebaked-anode baking furnace of the present utility model.
FIG. 3 is a partial schematic view of a face block of a prebaked anode baking furnace of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, in one embodiment, a face block of a prebaked anode baking furnace of the present utility model comprises,
The working body 6, which is a block-like structure having an upwardly extending boss,
A heat-resistant body 2 fixed on the upper surface of the block structure, the upper surface of the heat-resistant body 2 is flush with the top of the protruding part,
At least one vertical dowel bar vertically connecting the working body 6 and the heat-resistant body 2 to form the working body 6 and the heat-resistant body 2 into a unitary member,
A heat radiation hole 4 vertically penetrating through the boss to penetrate through the upper and lower surfaces of the integral member,
A plurality of leveling grooves 5 uniformly arranged on the lower surface of the working body 6,
And a plurality of corner protectors 1 provided at corners of the heat-resistant body 2.
In the preferred embodiment of the furnace face block of the prebaked anode baking furnace, the heat dissipation holes 4 comprise upper holes with a first diameter and lower holes extending downwards from the bottom of the upper holes, and the lower holes have a second diameter smaller than the first diameter.
In the preferred embodiment of the furnace face block of the prebaked anode baking furnace, the upper hole and the lower hole are concentric with the central axis.
In the preferred embodiment of the furnace face block of the prebaked anode furnace, the thickness of the working body 6 is smaller than that of the heat-resistant body 2.
In the preferred embodiment of the furnace face block of the prebaked anode furnace, the thickness of the working body 6 is one third of the thickness of the integral member, the thickness of the heat-resistant body 2 is two thirds of the thickness of the integral member, and the thickness of the protruding part is the thickness of the integral member.
In the preferred embodiment of the furnace face block of the prebaked anode roasting furnace, the working body 6 and the heat-resistant body 2 are respectively provided with a reinforcing steel bar net sheet 3, and two layers of reinforcing steel bar net sheets 3 which are adjacent up and down are connected with each other.
In a preferred embodiment of the furnace face block of the prebaked anode baking furnace, the corner protectors 1 comprise anchor bars.
In the preferred embodiment of the furnace face block of the prebaked anode furnace, the thickness of the working body 6 is at least 120mm.
In the preferred embodiment of the furnace face block of the prebaked anode roasting furnace, the distance between the upper and lower reinforcing steel bar meshes 3 in the heat-resistant body 2 is 200mm, and the distance between the upper and lower reinforcing steel bar meshes 3 in the working body 6 is 100mm.
In the preferred embodiment of the furnace face block of the prebaked anode baking furnace, the leveling grooves 5 are of arc-shaped structures, and the maximum depth of the leveling grooves is 16mm.
In one embodiment, as shown in fig. 1, the furnace surface block of the prebaked anode roasting furnace comprises a heat dissipation hole 4, an upper layer of steel mesh skeleton, a lower layer of steel mesh skeleton, a vertical dowel bar, a leveling groove 5 and a top periphery angle bead 1, wherein after the steel mesh skeleton is firmly connected, high-temperature-resistant high-strength inner liners are filled at the bottom and the periphery of the heat dissipation hole 4, a working body 6 is formed after the initial solidification by vibrating compaction, a heat-resistant body 2 is formed by filling a light composite inner liner at the upper part by vibrating compaction, and the working bodies 6 of different heat-resistant bodies and the heat-resistant body 2 form an integral component through the steel mesh skeleton formed by reinforcing steel mesh 3 and the vertical dowel bar. The angle bead 1 is welded with phi 10 anchor bars, and the length is preferably equal to the middle position of the thickness of the furnace face block. The reinforcing steel mesh 3 is arranged in two layers, namely an upper layer and a lower layer, wherein the upper layer is formed by arranging reinforcing steel bars at a distance of 200mm, the lower layer is formed by heat-resistant structural steel, and the distance between the reinforcing steel bars is preferably 100mm.
In one embodiment, the overall height and length of the monolith may be adjusted for different oven types, but the length is preferably not longer than 1800mm. The working body 6 is 1/3 of the whole thickness, and the thickness is not less than 120mm. The heat-resistant body 2 of the low-density casting material at the upper part of the component is 2/3 of the whole thickness. During processing, firstly, a template is manufactured according to the specification and the size, a leveling groove 5 template at the bottom is positioned on the template, both the corner protector 1 and the reinforcing steel bar net sheet 3 at the upper layer and the lower layer are firmly fixed on the template, pouring of the bottom high-resistance Wen Liaocai is started, a working body 6 is formed after the vibrating compaction belt of the vibrating rod is initially set, next working procedure is carried out, pouring of the upper low-density material is carried out to form a heat-resistant body 2, and after final setting, the novel energy-saving light furnace face block is formed.
In one embodiment, the working body 6 of the bottom half is made of heavy casting materials to ensure that the fire resistance is unchanged, the heat-resistant body 2 of the upper half is made of light casting materials to realize the heat-insulating property and reduce the consumption of fuel, and the reinforcing steel mesh 3 in the body combines the two materials into a whole to realize consistent expansion and contraction deformation and reduce the overall quality. The reinforcing angle bead 1 is manufactured by welding 50 x 50 angle steel, and the inner side of the angle steel is welded with 100mm anchoring ribs phi 10 x.
In one embodiment, the working body 6 faces to the high temperature area of the fire facing surface and is made of casting materials with high heat resistance, the area within 200mm of the periphery of the radiating hole 4 is made of casting materials with high heat resistance, and the reinforcing steel bar net sheet 3 is connected with a vertical dowel bar.
Finally, it should be noted that: the described embodiments are intended to be illustrative of only some, but not all, of the embodiments of the present application and, based on the embodiments herein, all other embodiments that may be made by those skilled in the art without the benefit of the present disclosure are intended to be within the scope of the present application.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. A furnace face block of a prebaked anode roasting furnace is characterized by comprising,
A working body which is a block structure with an upward extending protruding part,
A heat-resistant body fixed on the upper surface of the block structure, the upper surface of the heat-resistant body is flush with the top of the protruding part,
At least one vertical dowel bar vertically connecting the working body and the heat-resistant body to form the working body and the heat-resistant body into an integral member,
A heat radiation hole vertically penetrating through the boss to penetrate through the upper and lower surfaces of the integral member,
A plurality of leveling grooves uniformly arranged on the lower surface of the working body,
And the plurality of corner protectors are arranged at the corners of the heat-resistant body.
2. The face block of a prebaked anode baking furnace according to claim 1 wherein the heat sink holes comprise upper holes having a first diameter and lower holes extending downwardly from the bottom of the upper holes, the lower holes having a second diameter smaller than the first diameter.
3. The face block of a prebaked anode baking furnace according to claim 2 wherein the upper and lower holes are concentric.
4. The face block of a prebaked anode baking furnace according to claim 1 wherein the thickness of the working body is less than the thickness of the heat-resistant body.
5. The face block of a prebaked anode baking furnace according to claim 1 wherein the working body has a thickness of one third of the thickness of the monolith, the heat-resistant body has a thickness of two thirds of the thickness of the monolith, and the boss has a thickness of the monolith.
6. The furnace face block of the prebaked anode baking furnace according to claim 1, wherein reinforcing steel bar meshes are arranged in the working body and the heat-resistant body, and two layers of reinforcing steel bar meshes which are adjacent to each other are connected with each other.
7. The face block of a prebaked anode baking furnace according to claim 1 wherein the corner protectors comprise anchor bars.
8. The face block of a prebaked anode baking furnace according to claim 1, wherein the thickness of the working body is at least 120mm.
9. The furnace face block of a prebaked anode baking furnace according to claim 1, wherein the distance between the upper and lower reinforcing steel bars in the heat-resistant body is 200mm, and the distance between the upper and lower reinforcing steel bars in the working body is 100mm.
10. The face block of a prebaked anode baking furnace according to claim 1 wherein the leveling grooves are of circular arc configuration with a maximum depth of 16mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323036880.1U CN221005946U (en) | 2023-11-09 | 2023-11-09 | Furnace surface block of prebaked anode roasting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323036880.1U CN221005946U (en) | 2023-11-09 | 2023-11-09 | Furnace surface block of prebaked anode roasting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221005946U true CN221005946U (en) | 2024-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323036880.1U Active CN221005946U (en) | 2023-11-09 | 2023-11-09 | Furnace surface block of prebaked anode roasting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221005946U (en) |
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2023
- 2023-11-09 CN CN202323036880.1U patent/CN221005946U/en active Active
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