CN210070596U - Furnace lining structure with multi-layer bin dividing seam - Google Patents
Furnace lining structure with multi-layer bin dividing seam Download PDFInfo
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- CN210070596U CN210070596U CN201821089875.3U CN201821089875U CN210070596U CN 210070596 U CN210070596 U CN 210070596U CN 201821089875 U CN201821089875 U CN 201821089875U CN 210070596 U CN210070596 U CN 210070596U
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- refractory material
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- furnace lining
- bin dividing
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Abstract
The utility model discloses a furnace lining structure with multilayer divides storehouse seam, the furnace lining is formed with the amorphous refractory material of multilayer region, each layer in the direction of height all be formed with branch storehouse seam in the amorphous refractory material region, divide the storehouse seam to be'
The square fore shaft seam structure is characterized in that aluminum silicate fiber cotton or paper is filled in the bin dividing seam. The utility model discloses can effectively solve the castable produced stress, inflation scheduling problem in the use, can guarantee the influence that the cold and hot change of unformed refractory material adaptation temperature of large tracts of land brought, can obviously prolong the life-span of inside lining after using.
Description
Technical Field
The utility model relates to a furnace lining structure with multilayer divides storehouse seam belongs to non ferrous metal thermal treatment equipment technical field.
Background
With the development of the refractory material technology, the advantages of the unshaped refractory material in the aspects of performance, construction, service life and the like are more and more obvious, and the unshaped refractory material has a tendency of replacing the unshaped refractory material. However, the problem of construction method is brought, and it is urgent to solve the problem that the refractory material of the inner lining of the large-scale or ultra-large-scale furnace using the unshaped refractory material is easy to crack, damage and collapse. In the early stage, the construction method of most of the unshaped refractory materials of the smelting furnace and the heat preservation furnace is integral casting, and the problems caused by the method are that the area is large, the influence caused by expansion with heat and contraction with cold is large, and the phenomena of cracks, arching and the like often occur on the lining. The service life is very short, which not only affects the production, but also has high maintenance cost. At present, most of the methods adopt a form of separated pouring, namely a large area is divided into a plurality of small blocks for construction, but separated seams adopt a mode of separated pouring
The form of dog-ear, not only the construction degree of difficulty is big, and it is higher to constructor's requirement, can produce great stress in the position at local turning when adopting right angle seam high temperature state moreover, along with the continuous change of temperature, the crack appears in branch storehouse seam department easily, influences inside lining life-span result of use not very ideal.
In conclusion, the prior art has the following defects of great ① construction difficulty, poor ② sealing effect, easy leakage, short service life and high ③ requirement on constructors.
Disclosure of Invention
The utility model aims at solving the technical problem not enough, provide the furnace lining structure who has the multilayer and divide the storehouse seam, prolong unshaped refractory material's life.
The technical solution of the utility model is that: a furnace lining structure with multiple layers of bin dividing seams is characterized in that multiple layers of unshaped refractory material areas are formed on the furnace lining in the height direction, and each layer of unshaped refractory material areas is unshapedThe fire-resistant material areas are all provided with bin dividing seams which areThe shape fore shaft seam structure, the branch storehouse seam is filled with aluminium silicate fiber cotton or paper.
Further, above-mentioned furnace lining structure with multilayer branch storehouse seam, wherein: the bin dividing seams among the layers are arranged in a penetrating manner in the height direction of each layer of unshaped refractory material area, so that the formed bin dividing seams form a communicated gap from the upper edge to the lower edge of the unshaped refractory material area.
Further, above-mentioned furnace lining structure with multilayer branch storehouse seam, wherein: and the bin dividing seams between the regions of the unshaped refractory materials of the adjacent layers are arranged in a staggered manner, so that the bin dividing seams formed between the adjacent layers are not communicated.
Further, the furnace lining structure with the multi-layer bin dividing seam is characterized in that: the unshaped refractory material area is divided into 2-4 layers.
Further, the furnace lining structure with the multi-layer bin dividing seam is characterized in that: 1-3 warehouse separation seams are formed in each layer of refractory material area.
The utility model discloses outstanding substantive characteristics and the technological progress that is showing mainly reflect in: the utility model has simple construction method and easy realization; the problems of stress, expansion and the like generated in the using process of the castable can be effectively solved, the influence caused by large-area amorphous refractory material adapting to temperature cold and heat change can be ensured, the service life of the lining can be obviously prolonged after the castable is applied, and the castable can be widely applied to various aluminum melting furnaces, heat preservation furnaces or mixing furnaces in electrolytic aluminum or aluminum processing industries.
Drawings
FIG. 1 is a schematic view of the structure inside the furnace lining.
In the figures, the reference numerals have the meaning: 1-a first layer of unshaped refractory material area, 2-a second layer of unshaped refractory material area and 3-a split joint.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
As shown in figure 1, the utility model discloses furnace lining structure with multilayer branch storehouse seam, wherein, through the pouring of unformed refractory material in the furnace lining be formed with regional 1 of first layer unformed refractory material and regional 2 of the unformed refractory material of second floor on the direction of height, all be formed with branch storehouse seam 3 in regional 1 of first layer unformed refractory material and the regional 2 of the unformed refractory material of second floor, divide storehouse seam 3 to be
The shape of the fore shaft seam structure, the bin dividing seam 3 is filled with aluminum silicate fiber cotton or paper. Specifically, each inter-layer bin gap 3 is arranged in a penetrating manner in the height direction of each layer of amorphous refractory material area, so that the formed bin gaps 3 form a communicated gap from the upper edge to the lower edge of the amorphous refractory material area. And in order to prevent leakage, the bin dividing seams 3 between adjacent layers of the unshaped refractory material areas in the height direction of the whole furnace lining are arranged in a staggered way, so that the bin dividing seams 3 formed between the adjacent layers are not communicated. It should be noted here that although fig. 1 only divides the furnace lining into the first layer of amorphous refractory region 1 and the second layer of amorphous refractory region 2, this scheme is only a preferred scheme, preferably 2-4 layers, and more layers of amorphous refractory regions can be divided, and further, although only one parting seam 3 is formed in each layer of amorphous refractory region in fig. 1, this scheme is also only a preferred scheme, and more parting seams, preferably 1-3 parting seams can be formed in one layer of amorphous refractory region.
The pouring method specifically comprises the following steps: (1) layering according to the thickness of the furnace lining and the thickness of each layer of amorphous refractory material, and dividing the furnace lining into a plurality of layers of amorphous refractory material areas in the height direction; (2) determining the thickness and the size of a sub-bin required by the construction of each layer of the unshaped refractory material, and manufacturing a template with the required shape and length; (3) a bottom layer unshaped refractory material area is subjected to formwork support, and the unshaped refractory material area is divided into a plurality of intervals through a template; (4) pouring refractory materials into the bottom refractory material area, wherein the pouring is performed at intervals; (5) with the top surface of the poured refractory material area as a boundary, a previous refractory material area is subjected to formwork support, and the previous amorphous refractory material area is divided into a plurality of intervals through a formwork; (6) pouring the indefinite refractory material area after the interval is separated in the step (5), wherein interval pouring is adopted during pouring; (7) and (5) repeating the steps (5) and (6) until the refractory material pouring of the whole furnace lining is completed.
Specifically, in the step (4) and the step (6), the interval pouring comprises the following steps of ① constructing one of the sections separated by the formwork, ② removing the formwork after the construction part is solidified and formed, ③ filling aluminum silicate fiber cotton or fiber paper with a certain thickness at the edge of the solidified and formed part, ④ continuing pouring by using the edge of the solidified and formed part as the formwork in the adjacent section, wherein the pouring cannot be continuously performed together, a bin separation seam filled with the aluminum silicate fiber cotton or the fiber paper is formed after the construction of the adjacent section is completed and the solidified and formed, and ⑤ repeating the steps ① to ④ until the layer of the refractory material is poured.
The template in the step (2) is
The shape of the fore shaft seam structure is formed, after construction is finished, the unshaped refractory material area of the layer can be formed at the position where the former template is placed
The bin dividing seams 3 are formed, and the aluminum silicate fiber paper or fiber cotton is filled in the bin dividing seams 3, so that the problems of stress, expansion and the like generated in the use process of the castable can be effectively solved, and the influence of large-area unshaped refractory material on the temperature cold and heat change can be ensured. In particular, when the formwork is erected in the step (3) and the step (5), the top of the formwork is ensured to be flush with the upper edge of the layer of unshaped refractory material area, and the bottom of the formwork is flush with the lower edge of the layer of unshaped refractory material area, so that the formed branch bin gap 3 forms a communicated gap from the upper edge to the lower edge of the layer of unshaped refractory material area. In order to prevent leakage, in the step (3) and the step (5), the adjacent layers in the whole height direction of the furnace liningThe templates are arranged in a staggered manner when the templates are supported, so that the formed bin dividing seams between adjacent layers are not communicated.
To sum up, the utility model discloses the method is simple, and construction convenience is swift, can effectively solve the produced stress of castable in the use, inflation scheduling problem, can guarantee the influence that the cold and hot change of unformed refractory material adaptation temperature of large tracts of land brought, and operability and practicality are strong, and the effect is obvious, but the wide application is on various types that electrolytic aluminum trade and aluminium processing trade adopted the unformed refractory material melt aluminium stove, holding furnace or hybrid furnace.
Of course, the above is only a specific application example of the present invention, and the protection scope of the present invention is not limited at all, and all technical solutions formed by adopting equivalent transformation or equivalent replacement should be within the protection scope of the present invention.
Claims (4)
1. Furnace lining structure with multilayer branch storehouse seam, its characterized in that: the furnace lining is provided with a plurality of layers of unshaped refractory material areas in the height direction, each layer of unshaped refractory material area is provided with a bin dividing seam, and the bin dividing seams between the unshaped refractory material areas of adjacent layers are staggered, so that the bin dividing seams formed between the adjacent layers are not communicated.
2. The furnace lining structure with the multi-layer bin dividing seam according to claim 1, wherein: the bin dividing seams among the layers are arranged in a penetrating manner in the height direction of each layer of unshaped refractory material area, so that the formed bin dividing seams form a communicated gap from the upper edge to the lower edge of the unshaped refractory material area.
3. The furnace lining structure with the multi-layer bin dividing seam according to claim 1, wherein: the unshaped refractory material area is divided into 2-4 layers.
4. The furnace lining structure with the multi-layer bin dividing seam according to claim 1, wherein: 1-3 parting seams are formed in each layer of unshaped refractory material area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089875.3U CN210070596U (en) | 2018-07-10 | 2018-07-10 | Furnace lining structure with multi-layer bin dividing seam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089875.3U CN210070596U (en) | 2018-07-10 | 2018-07-10 | Furnace lining structure with multi-layer bin dividing seam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210070596U true CN210070596U (en) | 2020-02-14 |
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ID=69423999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821089875.3U Expired - Fee Related CN210070596U (en) | 2018-07-10 | 2018-07-10 | Furnace lining structure with multi-layer bin dividing seam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210070596U (en) |
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2018
- 2018-07-10 CN CN201821089875.3U patent/CN210070596U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 Termination date: 20200710 |