CN216712134U - Frame-mounted natural air-cooling rapid heat dissipation iron runner - Google Patents
Frame-mounted natural air-cooling rapid heat dissipation iron runner Download PDFInfo
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- CN216712134U CN216712134U CN202123237387.7U CN202123237387U CN216712134U CN 216712134 U CN216712134 U CN 216712134U CN 202123237387 U CN202123237387 U CN 202123237387U CN 216712134 U CN216712134 U CN 216712134U
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Abstract
The utility model relates to a rack-mounted natural air-cooling rapid heat dissipation iron runner, which relates to the technical field of blast furnace iron runners and comprises an iron runner, wherein the iron runner comprises a working layer, a permanent layer, a flame retardant coating and a steel trough layer; effectively solves the problem of service life reduction caused by improper iron runner mode in the prior art.
Description
Technical Field
The utility model relates to the technical field of blast furnace iron runners, in particular to a rack-mounted natural air-cooling rapid heat dissipation iron runner.
Background
The blast furnace iron runner is an important facility in front of the blast furnace and has the function of realizing the separation of liquid slag and iron. The method is divided into an iron storage type and a non-iron storage type according to whether molten iron is stored in the groove when the molten iron is not discharged. The iron storage type main iron runner is widely applied because the temperature in the runner is stable and molten iron does not directly wash the refractory material at the bottom of the runner during tapping.
At present, due to the improvement of iron-making technology, the iron storage amount of a blast furnace is further increased, so that the iron tapping frequency of an iron runner is reduced, the single iron tapping time is prolonged, the temperature difference change of the iron runner is large, the service life of the iron runner is reduced, and the iron cost per ton is increased;
in the prior art, a non-cooling iron runner and a forced air cooling iron runner are mostly selected for reducing the temperature difference of the iron runner, and the steel runner of the non-cooling iron runner is completely wrapped, so that heat cannot be diffused in time, and the steel runner of the iron runner is deformed after long-term use;
forced air cooling iron runner is through designing the ventilation pore intermediate layer on iron runner steel groove outer wall, and the external connection fan is taken away the heat through the ventilation pore intermediate layer, but this kind of cooling method's ventilation pore intermediate layer leads to producing the jam condition easily because of the space is less, in case take place partial blocking, can make the iron runner cooling inhomogeneous under the effect of fan to lead to the difference in temperature aggravation, make the steel groove outer wall of iron runner change the deformation on the contrary.
Therefore, the utility model provides a rack-mounted natural air-cooling rapid heat dissipation iron runner to solve the problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the rack-mounted natural air-cooling rapid heat dissipation iron runner, which effectively solves the problem of service life reduction caused by improper iron runner mode in the prior art.
The utility model discloses a rack-mounted natural air-cooling rapid heat dissipation iron runner which is realized through the following technical scheme and comprises an iron runner, wherein the iron runner comprises a working layer, a permanent layer, a fire-resistant layer and a steel groove layer, the working layer is arranged at the innermost side of the iron runner, the working layer is outwards and sequentially provided with the permanent layer, the fire-resistant layer and the steel groove layer, and an air-cooling support frame is arranged at the outer side of the iron runner.
In order to further optimize the present invention, the following technical solutions may be preferably selected:
preferably, the permanent layer comprises a side wall and a bottom plate, the side wall comprises a side plate and a base, the side plate is fixedly connected with the base, the base is fixedly connected with the bottom plate, and the side plates and the base are fixedly connected into the side wall through splicing.
Preferably, curb plate one side border sets up the concatenation recess, with the opposite side curb plate border that the concatenation recess is relative sets up the concatenation lug with concatenation recess looks adaptation, the curb plate is connected with the cooperation of concatenation lug through a plurality of adjacent curb plate concatenation recesses, base upper portion sets up trapezoidal recess, the curb plate bottom sets up in the trapezoidal lug of trapezoidal recess looks adaptation, the curb plate is connected in trapezoidal recess through trapezoidal lug insertion.
Preferably, the air-cooled support frame includes lateral part and bottom, two the lateral part forms U type groove with the bottom, the iron runner sets up in U type inslot, the lateral part sets up multirow one number ventilation hole.
Preferably, the bottom includes ventilation backup pad and chassis, the chassis sets up in the ventilation backup pad, the chassis includes that "worker" font of many vertical settings erects the roof beam and constitutes, the iron runner sets up on the chassis, set up a plurality of ventilation holes No. two in the ventilation backup pad.
Preferably, the chassis is made of a material having thermal conductivity.
Preferably, a walking platform is arranged outside the supporting plate.
Preferably, the side part is L-shaped, the bottom part is arranged at the position of a transverse table of the side part, and a leveling part is arranged in front of the support plate and the side part.
Preferably, the leveling member is a leveling steel plate.
Preferably, the size of the first vent hole arranged below the side part is larger than that of the first vent hole arranged above the side part.
The utility model has the beneficial effects that:
the natural air-cooled iron runner is arranged and supported by the air-cooled support frame, so that the heat storage of the iron runner is greatly reduced, the heat is uniformly radiated in all directions, and the service life and the stability of the iron runner are prolonged; effectively prolong blast furnace owner ditch refractory life, reduce ton iron cost, reinforcing enterprise competitiveness combines, and the cooling of the stronger system air-cooled owner ditch of nature air-cooled owner ditch is more even, and is quicker with the fixed iron runner heat dissipation of tradition, compares with the no cooling iron runner and need not save high temperature molten iron for a long time and avoids the iron runner to warp extension iron runner life-span, is worth promoting.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the side panel and the base assembly;
fig. 3 is an enlarged view of a portion a of fig. 1.
Description of the reference numerals
1. A working layer; 2. a permanent layer; 21. a side wall; 211. a side plate; 212. a base; 213. splicing the grooves; 214. splicing the bumps; 215. a trapezoidal groove; 216. a trapezoidal bump; 22. a base plate; 3. a refractory layer; 4. A steel channel layer; 5. a side portion; 6. a bottom; 61. a ventilation support plate; 62. a chassis; 7. a first ventilation hole; 8. A second vent hole; 9. a walking stage; 10. and a leveling member.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The non-cooling iron runner in the prior art is sequentially provided with a working layer, a permanent layer, a steel groove layer, a clay heat insulation brick layer, a heat insulation plate layer, a dry sand layer, a retaining wall layer, a refractory brick layer and a concrete template layer from inside to outside, the whole iron runner is thick and heavy in design for ensuring that the temperature difference is not too large, the later maintenance cost is high, and the iron runner is easy to deform due to the fact that heat cannot be diffused in time and is used for a long time; the structure of the forced air cooling iron runner is the same as that of a non-cooling iron runner, and the only difference is that a ventilation duct interlayer is designed on the outer side of a channel steel layer for heat dissipation of the iron runner, the structure is complex, and the effect of prolonging the service life of the iron runner is not ideal.
As shown in fig. 1-3, the iron runner of the utility model comprises a working layer 1, a permanent layer 2, a fire-resistant layer 3 and a steel trough layer 4, wherein the working layer 1 is arranged at the innermost side of the iron runner, the working layer 1 is outwards provided with the permanent layer 2, the fire-resistant layer 3 and the steel trough layer 4 in sequence, the structure is simplified to facilitate the heat dissipation of the iron runner, and an air cooling support frame is arranged at the outer side of the iron runner to further facilitate the heat dissipation of the iron runner.
Permanent layer 2 includes lateral wall 21, bottom plate 22, and lateral wall 21 includes curb plate 211, base 212, curb plate 211 and base 212 fixed connection, base 212 and bottom plate 22 fixed connection, and a plurality of curb plates 211 pass through concatenation fixed connection with base 212 and become lateral wall 21, and the lateral wall all is prefabricated shaping with the bottom plate, convenient processing, and can better guarantee permanent layer quality, the convenient maintenance in later stage.
In order to facilitate the installation of the permanent layer 2, a splicing groove 213 is formed in the edge of one side of the side plate 211, a splicing lug 214 matched with the splicing groove 213 is formed in the edge of the side plate 211 on the other side opposite to the splicing groove 213, the side plate 211 is connected with the splicing lug 214 through the matching of the splicing grooves 213 of the adjacent side plates 211, a trapezoidal groove 215 is formed in the upper portion of the base 212, the bottom 6 of the side plate 211 is arranged on a trapezoidal lug 216 matched with the trapezoidal groove 215, and the side plate 211 and the base 212 are connected through the insertion of the trapezoidal lug 216 in the trapezoidal groove 215.
Forced air cooling support frame includes lateral part 5 and bottom 6, and two lateral parts 5 form U type groove with bottom 6, and the iron runner setting is at U type inslot, and lateral part 5 sets up multirow ventilation hole 7 for dispel the heat to the iron runner lateral wall, because of the difficult heat dissipation of iron runner near the bottom, so the ventilation hole 7 size of a below at lateral part 5 is greater than ventilation hole 7 of top.
In order to conveniently overhaul the iron runner and check the production process conditions, two walking platforms 9 are arranged on the outer sides of the supporting plates.
The side part 5 is L-shaped, the bottom part 6 is arranged at the position of a transverse table of the side part 5, a leveling part 10 is arranged in front of the supporting plate and the side part 5, and the leveling part 10 is a leveling steel plate and is used for ensuring the flatness of the bottom part 6 when the bottom part 6 is installed.
When the device is used, the iron runner is naturally air-cooled and supported by the air-cooled support frame, so that the heat storage of the iron runner is greatly reduced, the heat is uniformly radiated in all directions, and the service life and the stability of the iron runner are prolonged; effectively prolong blast furnace owner ditch refractory life, reduce ton iron cost, reinforcing enterprise competitiveness combines, and the cooling of the stronger system air-cooled owner ditch of nature air-cooled owner ditch is more even, and is quicker with the fixed iron runner heat dissipation of tradition, compares with the no cooling iron runner and need not save high temperature molten iron for a long time and avoids the iron runner to warp extension iron runner life-span, is worth promoting.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a quick heat dissipation iron runner of rack-mounted formula forced air cooling, includes the iron runner, its characterized in that, the iron runner includes working layer (1), permanent layer (2), flame retardant coating (3), steel trough layer (4), working layer (1) sets up at the iron runner inboardly, working layer (1) outwards sets gradually permanent layer (2), flame retardant coating (3) and steel trough layer (4), the iron runner outside sets up the forced air cooling support frame.
2. The rack-mounted natural air-cooling rapid heat dissipation iron runner as claimed in claim 1, wherein the permanent layer (2) comprises side walls (21) and a bottom plate (22), the side walls (21) comprise side plates (211) and a base (212), the side plates (211) are fixedly connected with the base (212), the base (212) is fixedly connected with the bottom plate (22), and the side plates (211) and the base (212) are fixedly connected into the side walls (21) by splicing.
3. The rack-mounted natural air-cooling quick heat dissipation iron runner as claimed in claim 2, wherein a splicing groove (213) is formed in a side edge of the side plate (211), a splicing convex block (214) matched with the splicing groove (213) is formed in a side edge of the side plate (211) opposite to the splicing groove (213), the side plate (211) is connected with the splicing convex block (214) through matching of the splicing grooves (213) of a plurality of adjacent side plates (211), a trapezoidal groove (215) is formed in the upper portion of the base (212), the bottom (6) of the side plate (211) is arranged on a trapezoidal convex block (216) matched with the trapezoidal groove (215), and the side plate (211) and the base (212) are connected through the trapezoidal convex block (216) in an inserting manner in the trapezoidal groove (215).
4. The rack-mounted natural air-cooling rapid heat dissipation iron runner as claimed in claim 1, wherein the air-cooling support frame comprises side portions (5) and a bottom portion (6), the two side portions (5) and the bottom portion (6) form a U-shaped groove, the iron runner is arranged in the U-shaped groove, and the side portions (5) are provided with a plurality of rows of one-number ventilation holes (7).
5. The rack-mounted natural air-cooling rapid heat dissipation iron runner as claimed in claim 4, wherein the bottom (6) comprises a ventilation support plate (61) and an underframe (62), the underframe (62) is arranged on the ventilation support plate (61), the underframe (62) comprises a plurality of vertically arranged I-shaped vertical beams, the iron runner is arranged on the underframe (62), and the ventilation support plate (61) is provided with a plurality of second ventilation holes (8).
6. The rack-mounted natural air-cooled rapid heat dissipation iron runner of claim 5, wherein the base frame (62) is made of a material with thermal conductivity.
7. The rack-mounted natural air-cooled rapid heat dissipation iron runner of claim 5, wherein a walking platform (9) is arranged outside the supporting plate.
8. The rack-mounted natural air-cooled rapid heat dissipation iron runner of claim 5, wherein the side portion (5) is L-shaped, the bottom portion (6) is arranged at the position of the cross platform of the side portion (5), and the support plate and the side portion (5) are provided with leveling members (10) in front.
9. The rack-mounted natural air-cooled rapid heat dissipation iron runner of claim 8, wherein the leveling member (10) is a leveling steel plate.
10. The rack-mounted natural air-cooled rapid heat dissipation iron runner of claim 7, wherein the size of the first ventilation hole (7) arranged below the side part (5) is larger than that of the first ventilation hole (7) arranged above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123237387.7U CN216712134U (en) | 2021-12-21 | 2021-12-21 | Frame-mounted natural air-cooling rapid heat dissipation iron runner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123237387.7U CN216712134U (en) | 2021-12-21 | 2021-12-21 | Frame-mounted natural air-cooling rapid heat dissipation iron runner |
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| Publication Number | Publication Date |
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| CN216712134U true CN216712134U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123237387.7U Active CN216712134U (en) | 2021-12-21 | 2021-12-21 | Frame-mounted natural air-cooling rapid heat dissipation iron runner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116377151A (en) * | 2023-03-21 | 2023-07-04 | 山东钢铁集团日照有限公司 | Air-cooled main ditch reinforced natural cooling device |
| CN117431354A (en) * | 2023-12-20 | 2024-01-23 | 江苏沙钢集团有限公司 | Blast furnace slag iron runner arrangement system |
-
2021
- 2021-12-21 CN CN202123237387.7U patent/CN216712134U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116377151A (en) * | 2023-03-21 | 2023-07-04 | 山东钢铁集团日照有限公司 | Air-cooled main ditch reinforced natural cooling device |
| CN117431354A (en) * | 2023-12-20 | 2024-01-23 | 江苏沙钢集团有限公司 | Blast furnace slag iron runner arrangement system |
| CN117431354B (en) * | 2023-12-20 | 2024-03-15 | 江苏沙钢集团有限公司 | Blast furnace slag iron runner arrangement system |
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