CN213747804U - Furnace cover structure of electric arc furnace for production of assembled type fused zirconia corundum - Google Patents
Furnace cover structure of electric arc furnace for production of assembled type fused zirconia corundum Download PDFInfo
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- CN213747804U CN213747804U CN202022826622.3U CN202022826622U CN213747804U CN 213747804 U CN213747804 U CN 213747804U CN 202022826622 U CN202022826622 U CN 202022826622U CN 213747804 U CN213747804 U CN 213747804U
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Abstract
The utility model discloses a bell structure of pin-connected panel electric smelting zirconium corundum production electric arc furnace, including the bell support frame of movable cover on the electric arc furnace port, the top of supporting the frame according to the bell is equipped with the cooling water groove platform, still includes and is the joggle post that circumference array row constitutes by the wedge that quantity is not less than six, and the tenon riveting portion of cavity round platform type structure is installed at the top that the bell supports the frame. The utility model discloses a bell structure of pin-connected panel electric smelting zirconia corundum production electric arc furnace, the arc fragment of brick that has adopted a plurality of small specifications carries out the equipment of tenon riveting portion, the less workman of being convenient for of holistic quality constitutes the operation to it, form the joggle post with the wedge component after accomplishing again, then pile up the joggle post in tenon riveting portion, utilize gravity to apply and the design on joggle post and tenon riveting portion inclined plane, can be at the spacing complete seal structure that forms of cooling basin platform under, constitute convenient and fast, very big reduction workman's work burden.
Description
Technical Field
The utility model relates to an electric smelting zirconia corundum brick production technical field relates to a bell structure of electric arc furnace is used in production of pin-connected panel electric smelting zirconia corundum particularly.
Background
A bell for electric arc furnace that hot melt electric smelting zirconia corundum brick raw materials used, this bell is by white alundum adds cement and adds water and smashes in the mould, solidify the shaping after drying and make, the cost of manufacture is higher, and because work under high temperature (about 2000 degrees) environment for a long time, its actual life is only about 3 months, consequently need frequently change the bell, because this bell is whole great, the quality is heavier, it is inconvenient to change, and frequent change also can influence product quality's stability.
Therefore, the problem to be solved at the present stage is solved.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a bell structure of electric arc furnace is used in production of pin-connected panel electric smelting zirconia corundum, is convenient for change.
Technical scheme
In order to realize above-mentioned purpose, the utility model provides a pair of bell structure of pin-connected panel electric smelting zirconia corundum production electric arc furnace, including the bell support frame of activity lid on the electric arc furnace port, the top that the bell supports the frame is equipped with cooling water groove platform, still includes to be the joggle post that circumference array row constitutes by the wedge that quantity is not less than six, the top that the bell supports the frame is installed the tenon riveting portion of cavity round platform type structure, the tenon riveting portion in cooling water groove platform is inboard, and the outer wall with there is an interval formation expansion joint between the inner wall of cooling water groove platform, the joggle post peg graft in the hollow structure of riveting portion.
Preferably, the tenon-and-mortise part is formed by a plurality of small arc-shaped bricks which are obliquely arranged in a circumferential array.
Preferably, three of the wedge-shaped blocks are provided with electrode holes.
Preferably, the tenon column can be divided into an outer part and a tangent part according to the shape from top to bottom, the upper bottom surface of the tangent part is connected with the bottom of the outer part, and the inner wall of the hollow structure of the tenon riveting part is tangent to the outer wall of the tangent part.
Preferably, the interior of the cooling water tank platform is of a round platform structure, the upper bottom surface is connected to the top of the furnace cover supporting side frame, and the angle of the inclined surface is 18 degrees.
Preferably, the wedge-shaped block is of a triangular structure, and the vertex angle is of an inwards concave arc structure; when the tenon type combined column is assembled, a middle hole is formed in the center of the tenon type combined column, a tenon rod is inserted into the middle hole, and the tenon rod is made of fusion cast aluminum oxide.
Preferably, the tenon-and-mortise part and the wedge block are both made of fused and cast alumina.
Preferably, the cross sections of the two sides of the wedge-shaped block are inclined planes.
Preferably, the assembling method of the furnace cover structure of the electric arc furnace for producing the assembled fused zirconia corundum is as follows:
1. placing a furnace cover supporting side frame on a furnace mouth of an electric arc furnace, and then respectively communicating a water inlet pipe and a water outlet pipe of cooling water with a water inlet and a water outlet of a cooling water tank platform;
2. then, a plurality of small arc-shaped bricks are stacked to form a tenon riveting part, then wedge-shaped blocks are spliced to form a tenon connecting column, and finally, a complete pot cover structure is formed on the hollow part of the tenon riveting part in an inserting mode.
Advantageous effects of
Compared with the prior art, the utility model provides a pair of bell structure of electric arc furnace is used in production of pin-connected panel electric smelting zirconia corundum possesses following beneficial effect: in the actual combined process, the arc fragment of brick of having adopted a plurality of small specifications carries out the equipment of tenon riveting portion, holistic quality is less is convenient for the workman and is constituteed the operation to it, form the tenon post with the wedge component again after the completion, then pile up the tenon post in tenon riveting portion, utilize gravity to apply and the design on tenon post and tenon riveting portion inclined plane, can form complete seal structure under cooling basin platform is spacing, constitute convenient and fast, very big reduction workman's work burden, the requirement of production has been reduced simultaneously, the life of whole bell has been promoted, can replace the damage position as required when actual the change, very big reduction use cost.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the tenon riveting part structure of the present invention;
FIG. 3 is a schematic view of the structure of the tenon column of the present invention;
FIG. 4 is a schematic structural view of the tenon joint pillar and the tenon rivet portion of the present invention in a combined state;
FIG. 5 is a schematic cross-sectional structure of the present invention;
fig. 6 is a schematic view of the explosion structure of the present invention.
The main reference numbers:
1. a furnace cover supporting side frame; 2. a cooling water tank platform; 3. expanding the seam; 4. a joggle column; 41. a wedge block; 42. a mesopore; 5. A tenon riveting part; 6. an electrode hole; 7. a tenon rod; 80. an external portion; 81. a tangent portion.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.
To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.
Referring to fig. 1-6, a furnace cover structure of an assembled electric arc furnace for producing fused zirconia corundum comprises a furnace cover supporting side frame 1 movably covered on an end opening of the electric arc furnace, a cooling water groove table 2 is arranged at the top of the furnace cover supporting side frame 1, and joggle columns 4 formed by wedge-shaped blocks 41 with the number not less than six in a circumferential array mode, a joggle riveting portion 5 with a hollow circular table type structure is installed at the top of the furnace cover supporting side frame 1, the joggle riveting portion 5 is located on the inner side of the cooling water groove table 2, an expansion joint 3 is formed between the outer wall and the inner wall of the cooling water groove table 2 at an interval, and the joggle columns 4 are inserted into the hollow structure of the joggle riveting portion 5. In the actual combined process, the arc fragment of brick of having adopted a plurality of small specifications carries out the equipment of tenon riveting portion 5, holistic quality is less is convenient for the workman and is constituteed the operation to it, form joggle post 4 with wedge 41 component after the completion again, then pile up joggle post 4 at tenon riveting portion 5, utilize gravity to apply and the design on joggle post 4 and tenon riveting portion 5 inclined plane, can form complete seal structure under cooling basin platform 2 is spacing, constitute convenient and fast, very big reduction workman's work burden, the requirement of production has been reduced simultaneously, the life of whole bell has been promoted.
As further shown in fig. 3 and 6, it can be seen that in some embodiments, the tenon-and-mortise portion 5 is formed by a circumferential array of a plurality of small arc-shaped bricks which are obliquely arranged. The arc-shaped bricks with a plurality of small specifications are adopted to assemble the tenon riveting part 5, and the overall quality is small, so that workers can conveniently assemble the arc-shaped bricks.
Referring to fig. 1, three of the wedge blocks 41 are provided with electrode holes 6.
As further shown in fig. 4 and 5, it can be seen that, in some embodiments, the mortise pillar 4 is divided into an external portion 80 and a tangent portion 81 according to the external shape from top to bottom, the upper bottom surface of the tangent portion 81 is connected with the bottom of the external portion 80, and the inner wall of the hollow structure of the mortise rivet 5 is tangent with the outer wall of the tangent portion 81.
Further, as can be seen from fig. 3, 4 and 5, the wedge block 41 has a triangular structure, and the top corner has an inward concave arc structure; and the sections of both sides of the wedge block 41 are inclined planes. After assembly, a central hole 42 is formed in the center of the tenon column 4, and a tenon rod 7 is inserted into the central hole, wherein the tenon rod 7 is made of fused cast aluminum oxide. Ensuring the heat preservation performance.
As further shown in fig. 5, it can be seen that in some embodiments, the interior of the cooling sink stand 2 is in a truncated cone shape, the upper bottom surface is connected to the top of the lid support ledge 1, and the slope angle is 18 °. The inclination is mainly to ensure the support effect for the side edge of the tenon-and-mortise joint 5, and the tenon-and-mortise joint 5 will be completely fit into the expansion slot 6 after expansion.
It should be noted that the tenon-and-mortise part 5, the wedge-shaped block 41 and the tenon rod 7 are all made of fused and cast alumina, i.e. alumina bricks, and the fused and cast alumina has higher high-temperature corrosion resistance, so that the service life is prolonged from 3 months to 1 year.
The assembling method of the furnace cover structure of the electric arc furnace for producing the assembled fused zirconia corundum comprises the following steps:
1. placing a furnace cover supporting side frame 1 on a furnace mouth of an electric arc furnace, and then respectively communicating a water inlet pipe and a water outlet pipe of cooling water with a water inlet and a water outlet of a cooling water tank platform 2;
2. then, a plurality of small arc-shaped bricks are stacked to form a tenon riveting part 5, then wedge-shaped blocks 41 are spliced to form a tenon connecting column 4, and finally, a complete pot cover structure is formed on the hollow part of the tenon riveting part 5 in an inserting mode.
The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.
Claims (8)
1. The utility model provides a bell structure of electric arc furnace for production of pin-connected panel electric smelting zirconia corundum which characterized in that: including the bell of movable cover on the electric arc furnace port support limit frame (1), the bell supports the top of limit frame (1) and is equipped with cooling water groove platform (2), still includes wedge (41) that are not less than six by quantity and is mortise column (4) that the circumference array row is constituteed, the bell supports the tenon riveting portion (5) that the top of limit frame (1) installed cavity round platform type structure, tenon riveting portion (5) are located cooling water groove platform (2) are inboard, and the outer wall with there is an interval formation expansion joint (3) between the inner wall of cooling water groove platform (2), mortise column (4) peg graft in the hollow structure of tenon riveting portion (5).
2. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: the tenon riveting part (5) is formed by a plurality of small arc-shaped bricks which are obliquely arranged in a circumferential array.
3. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: three of the wedge-shaped blocks (41) are provided with electrode holes (6).
4. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: the tenon joint column (4) can be divided into an external part (80) and a tangent part (81) from top to bottom according to the appearance, the upper bottom surface of the tangent part (81) is connected with the bottom of the external part (80), and the inner wall of the hollow structure of the tenon riveting part (5) is tangent to the outer wall of the tangent part (81).
5. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: the interior of the cooling water trough table (2) is of a round table structure, the upper bottom surface of the cooling water trough table is connected to the top of the furnace cover supporting side frame (1), and the angle of the inclined plane is 18 degrees.
6. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: the wedge-shaped block (41) is of a triangular structure, and the vertex angle is of an inwards concave arc structure; after assembly, a middle hole (42) is formed in the center of the tenon column (4), a tenon rod (7) is inserted into the middle hole, and the tenon rod (7) is made of fused cast aluminum oxide.
7. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: the sections of the two sides of the wedge-shaped block (41) are inclined planes.
8. The furnace cover structure of the assembled electric arc furnace for producing the fused zirconia corundum according to claim 1, is characterized in that: the tenon-riveting part (5) and the wedge-shaped block (41) are both made of fused cast aluminum oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022826622.3U CN213747804U (en) | 2020-11-28 | 2020-11-28 | Furnace cover structure of electric arc furnace for production of assembled type fused zirconia corundum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022826622.3U CN213747804U (en) | 2020-11-28 | 2020-11-28 | Furnace cover structure of electric arc furnace for production of assembled type fused zirconia corundum |
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| Publication Number | Publication Date |
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| CN213747804U true CN213747804U (en) | 2021-07-20 |
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| CN202022826622.3U Active CN213747804U (en) | 2020-11-28 | 2020-11-28 | Furnace cover structure of electric arc furnace for production of assembled type fused zirconia corundum |
Country Status (1)
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|---|---|
| CN (1) | CN213747804U (en) |
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- 2020-11-28 CN CN202022826622.3U patent/CN213747804U/en active Active
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