CN212778636U - Sintering is with flat material device - Google Patents
Sintering is with flat material device Download PDFInfo
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- CN212778636U CN212778636U CN202021397089.7U CN202021397089U CN212778636U CN 212778636 U CN212778636 U CN 212778636U CN 202021397089 U CN202021397089 U CN 202021397089U CN 212778636 U CN212778636 U CN 212778636U
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Abstract
The utility model belongs to the technical field of sintering equipment technique and specifically relates to a sintering is with flat material device is related to. The material leveling device is arranged between the material level and a crossbeam of the fixed platform, and the feeding direction is vertical to the width direction of the sintering trolley; the material leveling device comprises a material leveling plate with the width equal to that of the sintering trolley, and the upper end of the material leveling plate is hung on a girder of the fixed platform through a connecting structure with adjustable length. The flat material plate is of a mesh screen structure and comprises a flat material surface which is in contact with the sintering mixture and a material accumulation surface which is obliquely and upwardly arranged on the feeding side of the flat material surface; and an angle for storing materials is formed between the material accumulation surface and the material surface of the sintering trolley. The connecting structure comprises angle steels which are symmetrically welded above the flat material plate, the upper end parts of the angle steels are provided with connecting holes, hanging chains are arranged on the connecting holes, and the upper ends of the hanging chains are connected with the girder of the fixed platform. The utility model discloses enable the charge level even, level, effectively improved the gas permeability of the bed of material, increased perpendicular burning rate, bed of material thickness increases to some extent, and the rate of return mine is reduced, and output obtains improving.
Description
Technical Field
The utility model belongs to the technical field of sintering equipment technique and specifically relates to a sintering is with flat material device is related to.
Background
The sintering process is that the upper part of the charge level is ignited, the lower part is ventilated, and the sintering is carried out from bottom to top. The even and flat degree of the charge level influences the distribution of the sintered five belts, and finally shows that the quality of the sintered ore and the amount of the returned ore are influenced, so that the material flattening device plays an important role in controlling the charge level, the sintering material flattening device determines the bonding phase of the sintered ore and simultaneously determines the generation of high-quality sintered ore.
At present, sintering and flattening devices are different, and are operated by adopting press rolls, flat plates and counterweights, and the like. The sintering material flattening in the prior art is completed through a cylindrical material flattening device arranged on a trolley, when the trolley moves forwards, the material level of the sintering mixture is flattened through the cylindrical material flattening device on the trolley, the cylindrical material flattening device has certain defects, the middle of the material level of the trolley of the sintering machine is easily compacted, the edge is loose, the phenomenon is the section of the sintering mixture, and the edge effect is difficult to form. Finally, in the sintering process, the middle of the sintering mixture is poor in air permeability and cannot be completely burned, so that the quality and strength of the sintered ore are affected, air leakage of the sintering machine is caused, and the production efficiency is affected. In addition, the cylindrical material flattening device is fixed and unchangeable, the height of the material flattening device cannot be automatically adjusted up and down according to the height of the material surface, and the yield and the quality of the sinter are also influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a material flattening device for sintering, which solves the technical problems in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a material flattening device for sintering is arranged between the material surface of a sintering trolley and a crossbeam of a fixed platform, and the feeding direction is vertical to the width direction of the sintering trolley; the material leveling device comprises a material leveling plate with the width equal to that of the sintering trolley, and the upper end of the material leveling plate is hung on a girder of the fixed platform through a connecting structure with adjustable length.
Further, the material flattening plate is of a mesh screen structure.
Further, the mesh screen for manufacturing the material flattening plate is 0.7 meter long and 3.6 meters wide.
Further, the material leveling plate comprises a material leveling surface which is in contact with the sintering mixture and a material accumulation surface which is obliquely and upwardly arranged on the material feeding side of the material leveling surface; the material accumulation surface is connected with the material flattening surface into a whole, and an angle for storing materials is formed between the material accumulation surface and the material surface of the sintering trolley.
Further, an included angle between the material accumulation surface and the flat material surface is alpha-150 °.
Furthermore, the connecting structure comprises 6 x 6 angle steels symmetrically welded above the flat material plate, a plurality of connecting holes are formed in the upper end portions of the angle steels, hanging chains with adjustable lengths penetrate through the connecting holes, and the upper ends of the hanging chains are connected with the girder of the fixed platform.
The utility model has the advantages and positive effects that:
the material leveling device comprises a material leveling plate, wherein the upper end of the material leveling plate is hung on a girder of a fixed platform commonly used for sintering through a connecting structure with adjustable length so as to adapt to different material thicknesses; the width of the material leveling plate is equal to that of the sintering trolley, so that the materials on the material platform are uniformly leveled; the material flattening plate is made of a mesh screen, so that the material flattening force on the sintering mixture is reduced while the material is flattened, and the phenomenon that the edges are loose due to the fact that the middle of the material surface of the sintering machine trolley is compacted can be avoided. The mesh screen-shaped flat material plate plays a role of a scraper plate, so that the material surface is uniform and flat, the air permeability of the material layer is effectively improved, and the vertical combustion speed is increased. Through the improvement of the material flattening device, the air permeability of the material layer is improved, the thickness of the material layer is increased, the ore return rate is reduced, and the yield is improved.
Description of the drawings:
fig. 1 is a front view of the material flattening device of the present invention;
fig. 2 is a left side view of fig. 1.
Wherein: 1. sintering the trolley; 2. flattening the material plate; 21. leveling the material surface; 22. material accumulation surface; 3. angle steel; 31. connecting holes; 4. a chain is hung; 5. sintering the mixture; 6. a girder.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
As shown in fig. 1-2, the utility model provides a material leveling device for sintering, which is arranged above the material surface of a sintering trolley 1, and the feeding direction is vertical to the width direction of the sintering trolley 1; the material leveling device comprises a material leveling plate 2 with the same width as the sintering trolley 1, and the upper end of the material leveling plate 2 is hung on a girder 6 of a fixed platform commonly used for sintering through a connecting structure with adjustable length; preferably, the material leveling plate 2 is of a mesh screen structure, so that the material leveling force on the sintering mixture is reduced while the material leveling is carried out, and the phenomenon that the edges of the material surface of the sintering machine trolley are loose due to compaction in the middle can be avoided.
Preferably, the material leveling plate 2 comprises a material leveling surface 21 contacted with the sintering mixture, and a material accumulation surface 22 obliquely and upwardly arranged on the feeding side of the material leveling surface 21; the material accumulation surface 22 is integrally connected with the material flattening surface 21, and an angle for storing materials is formed between the material accumulation surface 22 and the material surface of the sintering trolley 1. Thus, when the sinter mix 5 enters below the leveling device, material of a suitable thickness can enter below the leveling level 21, while excess material on the level is difficult to pass through and be stored between the level 22 and the sinter level.
Preferably, the connecting structure comprises 6 × 6 angle steels 3 symmetrically welded above the flat material plate 2, the upper ends of the angle steels 3 are provided with a plurality of connecting holes 31, a hanging chain 4 with adjustable length is arranged in each connecting hole 31 in a penetrating manner, and the upper ends of the hanging chains 4 are connected with the girder of the fixed platform, so that the material surfaces with different thicknesses can be adapted by adjusting the length of the hanging chains 4.
Preferably, the material leveling plate 2 is made of a rectangular steel mesh screen with a length of 0.7 m and a width of 3.6 m, and is folded at an angle of α ═ 150 ° at a distance of 0.2 m from the feeding side according to the material laying condition of the sintering machine.
The utility model discloses a flat flitch of mesh screen form 2 plays the scraper blade effect, enables that the charge level is even, level and smooth, has effectively improved the gas permeability of the bed of material, has increased perpendicular burning rate. Through the improvement of the material flattening device, the air permeability of the material layer is improved, the thickness of the material layer is increased, the ore return rate is reduced, and the yield is improved.
The embodiments of the present invention have been described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. A material flattening device for sintering is arranged between the material surface of a sintering trolley and a crossbeam of a fixed platform, and the feeding direction is vertical to the width direction of the sintering trolley; the method is characterized in that: the material leveling device comprises a material leveling plate with the width equal to that of the sintering trolley, and the upper end of the material leveling plate is hung on a girder of the fixed platform through a connecting structure with adjustable length.
2. The material flattening apparatus for sintering of claim 1, wherein: the material flattening plate is of a mesh screen structure.
3. The material flattening apparatus for sintering of claim 2, wherein: the mesh screen used to make the flat plate had a length of 0.7 m and a width of 3.6 m.
4. The material flattening apparatus for sintering of claim 2, wherein: the material leveling plate comprises a material leveling surface which is in contact with the sintering mixture and a material accumulation surface which is obliquely and upwardly arranged on the material feeding side of the material leveling surface; the material accumulation surface is connected with the material flattening surface into a whole, and an angle for storing materials is formed between the material accumulation surface and the material surface of the sintering trolley.
5. The material flattening apparatus for sintering of claim 4, wherein: and an included angle alpha between the material accumulation surface and the flat material surface is 150 degrees.
6. The material flattening apparatus for sintering of claim 1, wherein: the connecting structure comprises 6-6 angle steels symmetrically welded above the flat material plate, a plurality of connecting holes are formed in the upper end portions of the angle steels, hanging chains with adjustable lengths penetrate through the connecting holes, and the upper ends of the hanging chains are connected with the girder of the fixed platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021397089.7U CN212778636U (en) | 2020-07-14 | 2020-07-14 | Sintering is with flat material device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021397089.7U CN212778636U (en) | 2020-07-14 | 2020-07-14 | Sintering is with flat material device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212778636U true CN212778636U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021397089.7U Active CN212778636U (en) | 2020-07-14 | 2020-07-14 | Sintering is with flat material device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212778636U (en) |
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2020
- 2020-07-14 CN CN202021397089.7U patent/CN212778636U/en active Active
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Address after: 301500 Wuwei Road, economic development zone, Ninghe District, Tianjin Patentee after: Tianjin Xintian Steel United Special Steel Co.,Ltd. Address before: 301500 Wuwei Road, economic development zone, Ninghe District, Tianjin Patentee before: TIANJIN TIANGANG UNITED SPECIAL STEEL Co.,Ltd. |