CN215481157U - Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace - Google Patents
Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace Download PDFInfo
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- CN215481157U CN215481157U CN202121941532.7U CN202121941532U CN215481157U CN 215481157 U CN215481157 U CN 215481157U CN 202121941532 U CN202121941532 U CN 202121941532U CN 215481157 U CN215481157 U CN 215481157U
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Abstract
The utility model discloses hot charging and hot conveying equipment for a large-scale silicomanganese ore heating furnace, and relates to the technical field of metallurgy. The roller comprises a roller seat, a plurality of guide rollers and a top cover plate, wherein the guide rollers are distributed at equal intervals inside the roller seat; the roller seat and the top cover plate comprise an inner steel plate layer, a middle heat insulation layer and an outer steel plate layer which are welded and fixed. According to the utility model, the heat preservation is carried out through the intermediate heat preservation layer, so that the hot charging and hot conveying equipment has a good heat preservation and heat insulation effect, the mechanical property is improved by adding alloy elements and rare earth metal elements in the manufacturing process of the inner steel plate layer and the outer steel plate layer, and the problems of non-ideal heat preservation property and poor mechanical property of the existing hot charging and hot conveying equipment and the manufacturing process thereof are solved.
Description
Technical Field
The utility model belongs to the technical field of metallurgy, and particularly relates to hot charging and hot conveying equipment for a large-scale silicon-manganese ore heating furnace.
Background
The silicon-manganese alloy is an alloy consisting of manganese, silicon, iron, a small amount of carbon and other elements, is an iron alloy with wide application and high yield, the consumption of the alloy accounts for the second place of an electric furnace iron alloy product, the manganese and the silicon in the manganese-silicon alloy have strong affinity with oxygen, the alloy is widely applied to steel making, the yield growth speed of the alloy is higher than the average growth speed of the iron alloy and higher than the growth speed of steel, and the alloy becomes an indispensable composite deoxidizer and alloy additive in the steel industry.
The silicon-manganese alloy is produced by smelting manganese oxide and silicon dioxide in manganese ore and silica through carbon reduction in a submerged arc furnace, the silicon-manganese alloy is mainly used as a middle material of a deoxidizer and an alloying agent for steel production, and is also a main raw material for producing medium-low carbon ferromanganese, the silicon-manganese alloy can be smelted in large, medium and small submerged arc furnaces through continuous operation, and during smelting of the silicon-manganese ore in the submerged arc furnace, hot charging and hot conveying equipment is required to be used for conveying the raw materials to the submerged arc furnace.
Through retrieval, notice No. CN108048625A, notice date 2018.05.18 discloses a production process for reducing hot charging and hot conveying billet rolled steel plate cracks, which belongs to the technical field of steel making and specifically comprises the following steps: the steel plate finally prepared by the processes of molten iron pretreatment, converter smelting, LF refining, pouring, casting blank cooling, steel billet off-line, heating rolling and steel plate stacking cooling has excellent comprehensive performance, the crack rate of hot charging and hot conveying of the steel billet is less than or equal to 5 percent, the flaw detection rate of the rolled plate is more than or equal to 99.5 percent, the crack rate of the rolled steel plate is greatly reduced, the investment of enterprises is reduced, the quality qualification rate of products is improved, and the production cost is reduced.
The patent has the following disadvantages:
1. the steel plate manufactured by the steel plate production process has poor mechanical property and insufficient strength, is difficult to adapt to the production of large-scale silicomanganese ore, and has no excellent structural characteristic;
2. the hot charging and hot conveying equipment prepared by the steel plate production process has a non-ideal heat preservation effect and poor practicability.
Therefore, the existing steel plate production process cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide hot charging and heat conveying equipment for a large-scale silicomanganese ore heating furnace, which has good heat insulation effect by insulating through an intermediate heat insulation layer.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to hot charging and hot conveying equipment for a large-scale silicomanganese ore heating furnace, which comprises a roller seat, a guide roller and a top cover plate, wherein a plurality of guide rollers which are distributed at equal intervals are arranged inside the roller seat;
the roller seat and the top cover plate comprise an inner steel plate layer, a middle heat insulation layer and an outer steel plate layer, the inner steel plate layer and the outer steel plate layer are fixedly welded, and the middle heat insulation layer is filled between the inner steel plate layer and the outer steel plate layer.
Furthermore, the middle heat-insulating layer is made of a mixture of rock wool, glass fiber cotton, polystyrene and polyurethane, the middle heat-insulating layer is honeycomb-shaped, and the honeycomb-shaped design improves the heat-insulating effect of the middle heat-insulating layer.
The utility model has the following beneficial effects:
1. the high-strength steel plate is obtained by arranging the inner steel plate layer, the middle heat-insulating layer and the outer steel plate layer, insulating through the middle heat-insulating layer, adding alloy elements and rare earth metal elements in the manufacturing process of the inner steel plate layer and the outer steel plate layer to refine steel grains and improve mechanical properties, rapidly spraying water to and cooling a continuous casting plate blank, then carrying out hot rolling, rapidly spraying water to and cooling a hot rolling plate coil, then carrying out cold rolling, and combining various manufacturing processes.
2. According to the hot charging and hot conveying device, the top cover plate, the sliding groove and the sliding rail are arranged, so that the hot charging and hot conveying device has a good heat preservation and heat insulation effect, the heat of the raw materials of the submerged arc furnace on the guide roller is not easy to lose during hot charging and hot conveying, the smelting effect of the subsequent submerged arc furnace is improved, the top cover plate can slide along the sliding groove by arranging the sliding groove and the sliding rail, and the hot charging and hot conveying device is more convenient when the internal condition of the roller seat needs to be checked.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic exterior view of the overall structure of the present invention;
FIG. 2 is a schematic view of the roller base and the guide roller of the present invention;
fig. 3 is a sectional view of the overall structure of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a roller base; 2. a guide roller; 3. a top cover plate; 4. an inner steel sheet layer; 5. an intermediate insulating layer; 6. an outer steel sheet layer; 101. a chute; 301. a slide rail.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-2, the hot charging and hot conveying equipment for the large-scale silicomanganese ore heating furnace comprises a roller seat 1, guide rollers 2 and a top cover plate 3, wherein the plurality of guide rollers 2 distributed at equal intervals are arranged inside the roller seat 1, the plurality of top cover plates 3 distributed at equal intervals are arranged at the top of the roller seat 1, a slide rail 301 is arranged at the bottom of each top cover plate 3, the slide rail 301 is in sliding fit with a slide groove 101, the slide groove 101 is arranged at the top of the roller seat 1, heat can be prevented from escaping from the top through the top cover plate 3, and the top cover plate 3 can slide along the slide groove 101 through the arrangement of the slide groove 101 and the slide rail 301.
As shown in figure 3, the roller seat 1 and the top cover plate 3 respectively comprise an inner steel plate layer 4, a middle heat-insulating layer 5 and an outer steel plate layer 6, the inner steel plate layer 4 and the outer steel plate layer 6 are welded and fixed, the middle heat-insulating layer 5 is filled between the inner steel plate layer 4 and the outer steel plate layer 6, the middle heat-insulating layer 5 is made of a mixture of rock wool, glass fiber wool, polystyrene and polyurethane, the mass ratio of the rock wool, the glass fiber wool, the polystyrene and the polyurethane is set to be 3:1:2:1, the middle heat-insulating layer 5 is in a honeycomb shape, heat is insulated through the middle heat-insulating layer 5, the hot charging and heat-insulating device has a good heat-insulating effect, when hot charging and heat transmitting are carried out, the heat of raw materials of the submerged arc furnace on the guide roller 2 is not easily lost, and the smelting effect of a subsequent submerged arc furnace is improved.
The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.
Claims (2)
1. The utility model provides a hot stove hot charging of large-scale silicon manganese ore heat is sent and is equipped, includes roller holder (1), deflector roll (2) and lamina tecti (3), its characterized in that: a plurality of guide rollers (2) which are distributed at equal intervals are arranged inside the roller seat (1), a plurality of top cover plates (3) which are distributed at equal intervals are arranged at the top of the roller seat (1), a sliding rail (301) is arranged at the bottom of each top cover plate (3), the sliding rail (301) is in sliding fit with the sliding groove (101), and the sliding groove (101) is arranged at the top of the roller seat (1);
roller seat (1) and lamina tecti (3) all include interior steel sheet layer (4), middle heat preservation (5) and outer steel sheet layer (6), welded fastening between interior steel sheet layer (4) and outer steel sheet layer (6), middle heat preservation (5) are filled between interior steel sheet layer (4) and outer steel sheet layer (6).
2. The equipment for hot charging and heat delivery of the large-scale silicomanganese furnace according to claim 1, wherein the intermediate heat-insulating layer (5) is made of a mixture of rock wool, glass fiber wool, polystyrene and polyurethane, and the intermediate heat-insulating layer (5) is made of a honeycomb shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121941532.7U CN215481157U (en) | 2021-08-18 | 2021-08-18 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121941532.7U CN215481157U (en) | 2021-08-18 | 2021-08-18 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace |
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| CN215481157U true CN215481157U (en) | 2022-01-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564360A (en) * | 2021-08-18 | 2021-10-29 | 宁夏森源重工设备有限公司 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace and manufacturing process thereof |
| CN115161498A (en) * | 2022-08-19 | 2022-10-11 | 宁夏森源重工设备有限公司 | Process for producing manganese metal by large-scale submerged arc furnace |
-
2021
- 2021-08-18 CN CN202121941532.7U patent/CN215481157U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564360A (en) * | 2021-08-18 | 2021-10-29 | 宁夏森源重工设备有限公司 | Hot charging and hot conveying equipment for large-scale silicomanganese ore heating furnace and manufacturing process thereof |
| CN115161498A (en) * | 2022-08-19 | 2022-10-11 | 宁夏森源重工设备有限公司 | Process for producing manganese metal by large-scale submerged arc furnace |
| CN115161498B (en) * | 2022-08-19 | 2024-04-12 | 宁夏森源重工设备有限公司 | Production process for producing manganese metal by large submerged arc furnace |
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